1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * opts.c (decode_options): Enable pure-const pass for whopr.
5 2010-04-21 Jan Hubicka <jh@suse.cz>
7 * cgraph.c (dump_cgraph_node): Dump also assembler name.
8 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
10 (cgraph_decide_inlining): Do not expect callee to be removed in all
13 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
15 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
17 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.md (x86_shrd): Add athlon_decode and
20 amdfam10_decode attributes.
22 2010-04-21 Jakub Jelinek <jakub@redhat.com>
25 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
26 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
27 (lower_copyprivate_clauses): Use private var in outer
28 context instead of original var. Make sure the types
31 2010-04-21 Richard Guenther <rguenther@suse.de>
33 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
34 to non-pointer objects.
36 2010-04-21 Jakub Jelinek <jakub@redhat.com>
38 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
39 last chain entry if it starts with the still current label.
40 (add_location_or_const_value_attribute): Check that
41 loc_list->first->next is NULL instead of comparing ->first with
43 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
44 to add_var_loc_to_decl.
46 * dwarf2out.c (output_call_frame_info): For dw_cie_version
47 >= 4 add also address size and segment size fields into CIE
50 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
51 long as address size is the same as sizeof (void *) and
53 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
54 address size or segment size is unexpected, return DW_EH_PE_omit.
55 (classify_object_over_fdes): If get_cie_encoding returned
56 DW_EH_PE_omit, return -1.
57 (init_object): If classify_object_over_fdes returned -1,
58 pretend there were no FDEs at all.
60 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (bswap<mode>2): Macroize expander from
63 bswap{si,di}2 using SWI48 mode iterator.
64 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
65 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
66 set modrm attribute of bswap insn to 0 and remove length attribute.
67 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
68 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
69 set mode attribute to <MODE> and remove length attribute.
71 2010-04-20 James E. Wilson <wilson@codesourcery.com>
73 PR rtl-optimization/43520
74 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
75 zero available registers.
77 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
79 * builtins.c (fold_builtin_cproj): Fold more cases.
81 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
83 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
84 (fold_builtin_1): Fold builtin cproj.
85 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
86 Use ATTR_CONST_NOTHROW_LIST.
88 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
91 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
92 ffsi2_no_cmove for !TARGET_CMOVE.
93 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
94 (ffssi2): Remove expander.
95 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
97 (ctz<mode>2): Ditto from ctz{si,di}2.
98 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
100 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
103 2010-04-20 Jakub Jelinek <jakub@redhat.com>
105 * dwarf2out.c (AT_linkage_name): Define.
106 (clone_as_declaration): Handle DW_AT_linkage_name.
107 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
108 of DW_AT_MIPS_linkage_name.
109 (move_linkage_attr): Likewise.
110 (dwarf2out_finish): Likewise.
112 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
115 * fold-const.c (fold_comparison): New folding rule.
117 2010-04-20 Anatoly Sokolov <aesok@post.ru>
119 * double-int.h (double_int_setbit): Declare.
120 * double-int.c (double_int_setbit): New function.
121 * rtl.h (immed_double_int_const): Declare.
122 * emit-rtl.c (immed_double_int_const): New function.
123 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
124 and immed_double_int_const functions.
125 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
126 expand_copysign_bit): (Ditto.).
127 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
128 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
129 * dojump.c (prefer_and_bit_test): (Ditto.).
130 * expr.c (convert_modes, reduce_to_bit_field_precision,
131 const_vector_from_tree): (Ditto.).
132 * expmed.c (mask_rtx, lshift_value): (Ditto.).
134 2010-04-20 Jan Hubicka <jh@suse.cz>
136 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
137 (dump_cgraph_node): Dump new flags.
138 * cgraph.h (struct cgraph_node): Add flags
139 reachable_from_other_partition and in_other_partition.
140 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
141 other partition can not be removed.
142 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
143 the other partition must be output; silence sanity checking on
144 leaking functions bodies from other paritition.
145 * lto-cgraph.c (reachable_from_other_partition_p): New function.
146 (lto_output_node): Output new flags; do not sanity check that inline
147 clones are output; drop lto_forced_extern_inline_p code; do not mock
148 visibility flags at partition boundaries.
149 (add_node_to): New function.
150 (output_cgraph): Use it to sort functions so masters appear before
152 (input_overwrite_node): Input new flags.
153 * passes.c (ipa_write_summaries): Do not call
154 lto_new_extern_inline_states.
155 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
156 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
157 lto_forced_extern_inline_p): Kill.
158 * lto-streamer.h (lto_new_extern_inline_states,
159 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
160 lto_forced_extern_inline_p): Kill.
162 2010-04-20 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
165 from vars that can have pointers.
166 (process_constraint): Dump useless constraints.
168 2010-04-20 Richard Guenther <rguenther@suse.de>
170 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
171 (dump_sa_points_to_info): Remove asserts.
172 (init_base_vars): nothing_id isn't an escape point nor does it
175 2010-04-20 Jakub Jelinek <jakub@redhat.com>
177 * tree.h (TYPE_REF_IS_RVALUE): Define.
178 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
179 should_move_die_to_comdat, prune_unused_types_walk): Handle
180 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
181 (modified_type_die, gen_reference_type_die): Emit
182 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
183 if TYPE_REF_IS_RVALUE and -gdwarf-4.
185 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
188 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
189 calls for -fpic -m31 if they have been sibcall optimized.
191 2010-04-19 James E. Wilson <wilson@codesourcery.com>
193 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
194 ar.lc fixed and call-used.
196 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
198 2010-04-19 Jan Hubicka <jh@suse.cz>
200 * opts.c (decode_options): Disable whpr incompatible passes.
201 * lto/lto.c (lto_1_to_1_map): Skip clones.
202 (read_cgraph_and_symbols): Do not mark everything as needed.
203 (do_whole_program_analysis): Do map only after optimizing;
204 set proper cgraph_state; use passmanager.
206 2010-04-19 DJ Delorie <dj@redhat.com>
208 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
209 POINTER_PLUS_EXPR and fix them.
211 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
213 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
214 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
215 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
216 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
217 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
218 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
219 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
220 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
221 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
222 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
223 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
225 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
227 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
228 (check_cond_move_block): Likewise.
229 (cond_move_process_if_block): Likewise.
230 (noce_find_if_block): Improve formatting.
231 (find_if_header): Pass 0 to memset and tweak conditions.
232 (cond_exec_find_if_block): Fix long lines and tweak conditions.
234 2010-04-19 Jakub Jelinek <jakub@redhat.com>
236 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
240 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
241 with non-local decl doesn't need chain.
243 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
245 * ira-color.c (allocno_reload_assign): Avoid accumulating
246 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
248 2010-04-19 Martin Jambor <mjambor@suse.cz>
250 * gimple.h (create_tmp_reg): Declare.
251 * gimplify.c (create_tmp_reg): New function.
252 (gimplify_return_expr): Use create_tmp_reg.
253 (gimplify_omp_atomic): Likewise.
254 (gimple_regimplify_operands): Likewise.
255 * tree-dfa.c (make_rename_temp): Likewise.
256 * tree-predcom.c (predcom_tmp_var): Likewise.
257 (reassociate_to_the_same_stmt): Likewise.
258 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
259 (get_replaced_param_substitute): Likewise.
260 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
261 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
262 * tree-ssa-pre.c (get_representative_for): Likewise.
263 (create_expression_by_pieces): Likewise.
264 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
265 (create_tailcall_accumulator): Likewise.
267 2010-04-19 Martin Jambor <mjambor@suse.cz>
269 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
271 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
273 2010-04-19 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/43796
276 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
277 from SCEV in the lattice.
278 (vrp_visit_phi_node): Dump change.
280 2010-04-19 Richard Guenther <rguenther@suse.de>
282 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
283 * configure: Re-generated.
285 2010-04-19 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/43783
288 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
289 constant ARRAY_REF operands two and three if possible.
291 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
296 2010-04-19 Jie Zhang <jie@codesourcery.com>
299 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
301 2010-04-19 Ira Rosen <irar@il.ibm.com>
303 PR tree-optimization/37027
304 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
305 and macro to access it.
306 (vectorizable_reduction): Add argument.
307 (vect_get_slp_defs): Likewise.
308 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
309 statements for possible use in SLP.
310 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
311 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
312 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
314 (vectorizable_reduction): Likewise.
315 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
317 (vectorizable_type_demotion, vectorizable_type_promotion,
318 vectorizable_store): Likewise.
319 (vect_analyze_stmt): Update call to vectorizable_reduction.
320 (vect_transform_stmt): Likewise.
321 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
322 (vect_build_slp_tree): Fix indentation. Check that there are no loads
323 from different interleaving chains in same node.
324 (vect_slp_rearrange_stmts): New function.
325 (vect_supported_load_permutation_p): Allow load permutations for
326 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
327 inside SLP nodes if necessary.
328 (vect_analyze_slp_instance): Handle reductions.
329 (vect_analyze_slp): Try to build SLP instances originating from groups
331 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
332 (vect_get_constant_vectors): Create initial vectors for reductions
333 according to reduction code. Add new argument.
334 (vect_get_slp_defs): Add new argument, pass it to
335 vect_get_constant_vectors.
336 (vect_schedule_slp_instance): Remove SLP tree root statements.
338 2010-04-19 Jakub Jelinek <jakub@redhat.com>
340 * tree.h (ENUM_IS_SCOPED): Define.
341 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
342 for ENUM_IS_SCOPED enums.
344 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
346 * fold-const.c (fold_comparison): Use ssizetype.
347 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
348 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
349 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
350 * tree-object-size.c (compute_object_sizes): Use size_type_node.
352 * tree.h (initialize_sizetypes): Remove parameter.
353 (build_common_tree_nodes): Remove second parameter.
354 * stor-layout.c (initialize_sizetypes): Remove parameter.
355 Always create an unsigned type.
356 (set_sizetype): Assert that the passed type is unsigned and simplify.
357 * tree.c (build_common_tree_nodes): Remove second parameter.
358 Adjust call to initialize_sizetypes.
359 * c-decl.c (c_init_decl_processing): Remove second argument in call to
360 build_common_tree_nodes.
362 2010-04-18 Matthias Klose <doko@ubuntu.com>
364 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
366 2010-04-18 Ira Rosen <irar@il.ibm.com>
368 PR tree-optimization/43771
369 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
370 load permutation doesn't have gaps.
372 2010-04-18 Jan Hubicka <jh@suse.cz>
374 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
375 (sse_prologue_save_insn expander): Use new pattern.
376 (sse_prologue_save_insn1): New pattern and splitter.
377 (sse_prologue_save_insn): Update to deal also with 64bit aligned
379 * i386.c (setup_incoming_varargs_64): Do not compute jump
381 (ix86_gimplify_va_arg): Update alignment needed.
382 (ix86_local_alignment): Do not align all local arrays to 128bit.
384 2010-04-17 Jan Hubicka <jh@suse.cz>
386 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
388 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
390 * arm.md (negdi2): Remove redundant code to force values into a
393 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
395 * arm/bpabi.S: Add EABI alignment attributes to objects.
396 * arm/bpabi-v6m.S: Likewise.
397 * arm/crti.asm: Likewise.
398 * arm/crtn.asm: Likewise.
399 * arm/lib1funcs.asm: Likewise.
400 * arm/libunwind.S: Likewise.
402 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
404 * arm-protos.h (tune_params): New structure.
405 * arm.c (current_tune): New variable.
406 (arm_constant_limit): Delete.
407 (struct processors): Add pointer to the tune parameters.
408 (arm_slowmul_tune): New tuning option.
409 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
410 (all_cores): Adjust to pick up the tuning model.
411 (arm_constant_limit): New function.
412 (arm_override_options): Select the appropriate tuning model. Delete
413 initialization of arm_const_limit.
414 (arm_split_constant): Use the new constant-limit model.
415 (arm_rtx_costs): Pick up the current tuning model.
416 * arm.md (is_strongarm, is_xscale): Delete.
417 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
418 for Xscale variant architectures.
419 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
421 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
423 * config/arm/arm.c (arm_gen_constant): Remove unused variable
425 (arm_rtx_costs_1): Remove unused variable extra_cost.
426 (arm_unwind_emit_set): Use variable offset.
427 (thumb1_output_casesi): Remove unused variable flags.
429 2010-04-16 Jeff Law <law@redhat.com>
431 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
432 needing assignment rather than doing a two-phase assignment. Remove
435 2010-04-16 Jakub Jelinek <jakub@redhat.com>
438 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
440 2010-04-16 Doug Kwan <dougkwan@google.com>
442 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
443 (next_operand_entry_id): New static variable.
444 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
445 (add_to_ops_vec): Assigned unique ID to operand entry.
446 (struct oecount_s): New field ID.
447 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
448 (undistribute_ops_list): Assign unique IDs to oecounts.
449 (init_reassoc): reset next_operand_entry_id.
451 2010-04-16 Doug Kwan <dougkwan@google.com>
453 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
454 missing left parenthesis.
456 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
459 *btdi_rex64 using SWI48 mode iterator.
460 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
461 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
462 *jcc_btdi_mask_rex64.
464 2010-04-16 Anatoly Sokolov <aesok@post.ru>
466 * double-int.h (tree_to_double_int): Convert to macro.
467 * double-int.c (tree_to_double_int): Remove.
469 2010-04-16 Jakub Jelinek <jakub@redhat.com>
472 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
473 with want_address 2 and in case a single element list might be
474 possible, call it again with want_address 0.
476 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
478 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
479 case 'W' print operands for HI mode.
480 * config/h8300/h8300.h (Y0, Y2) : New constraints.
481 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
482 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
483 * config/h8300/predicate.md (bit_register_indirect_operand): New.
485 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
487 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
488 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
489 #xx:3 and #xx:4 mode.
491 * config/h8300/h8300.md (inverted load with HImode dest): Add
494 * config/h8300/predicate.md (bit_operand): Allow immediate values that
495 satisfy 'U' constraint.
497 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
499 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
500 * configure: Regenerate.
501 * config.in: Regenerate.
502 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
505 2010-04-16 Richard Guenther <rguenther@suse.de>
507 * tree.h (struct tree_decl_minimal): Move pt_uid ...
508 (struct tree_decl_common): ... here.
509 (DECL_PT_UID): Adjust.
510 (SET_DECL_PT_UID): Likewise.
511 (DECL_PT_UID_SET_P): Likewise.
513 2010-04-16 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/43572
516 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
517 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
518 * tree-flow.h (is_call_clobbered): Remove.
519 * tree-flow-inline.h (is_call_clobbered): Likewise.
520 * tree-dfa.c (dump_variable): Do not dump call clobber state.
521 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
522 (execute_return_slot_opt): Adjust.
523 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
524 check for call clobbered vars here.
525 (find_tail_calls): Move tailcall verification to the
528 2010-04-16 Diego Novillo <dnovillo@google.com>
530 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
532 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
535 * config/arm/arm.md (cbranchqi4): New pattern.
536 * config/arm/predicates.md (const0_operand,
537 cbranchqi4_comparison_operator): New predicates.
539 2010-04-16 Richard Guenther <rguenther@suse.de>
541 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
542 (dump_gimple_stmt): Likewise.
544 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
546 * recog.h (struct recog_data): New field is_operator.
547 (struct insn_operand_data): New field is_operator.
548 * recog.c (extract_insn): Set recog_data.is_operator.
549 * genoutput.c (output_operand_data): Emit code to set the
551 * reload.c (find_reloads): Use it rather than testing for an
552 empty constraint string.
555 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
556 If the previous insn is a cbranchsi4_insn with the same arguments,
557 omit the compare instruction.
559 * config/arm/arm.md (addsi3_cbranch): If destination is a high
560 register, inputs must be low registers and we need a low register
561 scratch. Handle alternative 2 like alternative 3.
563 2010-04-16 Jakub Jelinek <jakub@redhat.com>
565 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
566 don't call get_addr on both. If one expression is a VALUE and
567 the other a REG, check VALUE's locs if the REG isn't among them.
569 2010-04-16 Christian Bruel <christian.bruel@st.com>
571 * config/sh/sh.h (sh_frame_pointer_required): New function.
572 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
573 (flag_omit_frame_pointer) Set.
574 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
575 (rounded_frame_size): Adjust size with outgoing_args_size.
576 (sh_set_return_address): Must return from stack pointer.
577 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
578 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
579 (ACCUMULATE_OUTGOING_ARGS): Define.
580 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
581 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
583 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
586 * config/sh/sh.c (sh_legitimize_reload_address): Use
587 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
588 Remove a unneeded check for offset_base.
590 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
592 * configure: Regenerated.
594 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
596 * config/s390/s390.c (s390_call_save_register_used): Switch back
599 2010-04-15 Richard Guenther <rguenther@suse.de>
601 * alias.c (alias_set_subset_of): Handle alias-set zero
604 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
605 Julian Brown <julian@codesourcery.com>
607 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
608 alternatives according to use of high and low regs.
609 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
610 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
611 optimizing for size on Thumb-2.
613 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
615 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
617 2010-04-15 Richard Guenther <rguenther@suse.de>
619 * tree-ssa-structalias.c (struct variable_info): Add
621 (new_var_info): Initialize it.
622 (dump_constraints): Support printing last added constraints.
623 (debug_constraints): Adjust.
624 (dump_constraint_graph): Likewise.
625 (make_heapvar_for): Check for NULL cfun.
626 (get_function_part_constraint): New function.
627 (get_fi_for_callee): Likewise.
628 (find_func_aliases): Properly implement IPA PTA constraints.
629 (process_ipa_clobber): New function.
630 (find_func_clobbers): Likewise.
631 (insert_into_field_list_sorted): Remove.
632 (create_function_info_for): Properly allocate vars for IPA mode.
633 Do not use insert_into_field_list_sorted.
634 (create_variable_info_for): Properly generate constraints for
635 global vars in IPA mode.
636 (dump_solution_for_var): Always dump the solution.
637 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
638 (find_what_var_points_to): Adjust.
639 (pt_solution_set): Change.
640 (pt_solution_ior_into): New function.
641 (pt_solution_empty_p): Export.
642 (pt_solution_includes_global): Adjust.
643 (pt_solution_includes_1): Likewise.
644 (pt_solutions_intersect_1): Likewise.
645 (dump_sa_points_to_info): Check some invariants.
646 (solve_constraints): Move constraint dumping ...
647 (compute_points_to_sets): ... here.
648 (ipa_pta_execute): ... and here.
649 (compute_may_aliases): Do not re-compute points-to info
650 locally if IPA info is available.
651 (ipa_escaped_pt): New global var.
652 (ipa_pta_execute): Properly implement IPA PTA.
653 * tree-into-ssa.c (dump_decl_set): Support dumping
654 decls not in referenced-vars.
655 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
656 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
657 (dump_points_to_solution): Likewise.
658 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
659 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
660 (remap_gimple_stmt): Reset call clobber/use information if necessary.
661 (copy_decl_to_var): Copy DECL_PT_UID.
662 (copy_result_decl_to_var): Likewise.
663 * tree.c (make_node_stat): Initialize DECL_PT_UID.
664 (copy_node_stat): Copy it.
665 * tree.h (DECL_PT_UID): New macro.
666 (SET_DECL_PT_UID): Likewise.
667 (DECL_PT_UID_SET_P): Likewise.
668 (struct tree_decl_minimal): Add pt_uid member.
669 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
670 (pt_solution_empty_p): Declare.
671 (pt_solution_set): Adjust.
672 (ipa_escaped_pt): Declare.
673 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
674 * gimple-pretty-print.c (pp_points_to_solution): New function.
675 (dump_gimple_call): Dump call clobber/use information.
676 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
677 * tree-pass.h (TDF_ALIAS): New dump option.
678 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
679 * doc/invoke.texi (-fipa-pta): Update documentation.
681 2010-04-15 Richard Guenther <rguenther@suse.de>
683 * Makefile.in (OBJS-common): Add gimple-fold.o.
684 (gimple-fold.o): New rule.
685 * tree.h (maybe_fold_offset_to_reference,
686 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
688 * gimple.h: ... here.
689 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
690 may_propagate_address_into_dereference): Move prototypes ...
691 * gimple.h: ... here.
692 * tree-ssa-ccp.c (get_symbol_constant_value,
693 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
694 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
695 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
696 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
697 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
698 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
699 gimplify_and_update_call_from_tree): Move ...
700 * gimple-fold.c: ... here. New file.
701 (ccp_fold_builtin): Rename to ...
702 (gimple_fold_builtin): ... this.
703 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
705 2010-04-15 Richard Guenther <rguenther@suse.de>
707 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
708 fit_double_type, force_fit_type_double, add_double_with_sign,
709 neg_double, mul_double_with_sign, lshift_double, rshift_double,
710 lrotate_double, rrotate_double, div_and_round_double): Move ...
711 * double-int.c: ... here.
712 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
713 add_double, neg_double, mul_double_with_sign, mul_double,
714 lshift_double, rshift_double, lrotate_double, rrotate_double,
715 div_and_round_double): Move prototypes ...
716 * double-int.h: ... here.
718 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
721 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
722 matching constraints to ensure inputs match the output.
724 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
727 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
728 in an input-only operand.
730 2010-04-15 Anatoly Sokolov <aesok@post.ru>
732 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
733 (double_int_not, double_int_lshift, double_int_rshift): Declare.
734 (double_int_negative_p): Convert to static inline function.
735 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
736 (double_int_negative_p): Remove.
737 * tree.h (lshift_double, rshift_double):
738 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
739 * fold-const.c (fold_convert_const_int_from_real,
740 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
741 (lshift_double): Change type of arith argument to bool.
742 (rshift_double): Change type of arith argument to bool. Correct
744 * expmed.c (mask_rtx, lshift_value): (Ditto.).
746 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
749 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
750 at the start and end of the then/else blocks, and omit them from the
752 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
753 argument; all callers changed. Pass zero to old_insns_match_p instead.
754 (flow_find_head_matching_sequence): New function.
755 (old_insns_match_p): Check REG_EH_REGION notes for calls.
756 * basic-block.h (flow_find_cross_jump,
757 flow_find_head_matching_sequence): Declare functions.
759 2010-04-14 Jason Merrill <jason@redhat.com>
762 * c-common.c (attribute_takes_identifier_p): New fn.
763 * c-common.h: Declare it.
765 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
769 (*udivmod<mode>4): Ditto.
771 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.md (maxmin_int): Rename code attribute from
774 maxminiprefix and update all users.
775 (maxmin_float): Ditto from maxminfprefix.
776 (logic): Ditto from logicprefix.
777 (absneg_mnemonic): Ditto from absnegprefix.
778 * config/i386/mmx.md: Update all users of maxminiprefix,
779 maxminfprefix and logicprefix for rename.
780 * config/i386/sse.md: Ditto.
781 * config/i386/sync.md (sync_<code><mode>): Update for
784 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
787 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
788 warnings converted to errors.
790 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
792 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
793 used insn_type variable.
794 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
795 to avoid set-but-not-used warning.
797 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
799 * df-core.c (df_ref_debug): Change format string placeholder
801 * dwarf2asm.c (dw2_asm_output_data_raw,
802 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
803 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
804 * dwarf2out.c (output_cfi, output_cfi_directive,
805 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
806 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
808 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
809 * print-rtl.c (print_rtx): Ditto.
811 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
814 * builtins.c (expand_builtin_pow_root): New function to expand pow
815 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
816 series of sqrt and cbrt calls under -ffast-math.
817 (expand_builtin_pow): Call it.
819 2010-04-14 Michael Matz <matz@suse.de>
821 PR tree-optimization/42963
822 * tree-cfg.c (touched_switch_bbs): New static variable.
823 (group_case_labels_stmt): New function broken out from ...
824 (group_case_labels): ... here, use the above.
825 (start_recording_case_labels): Allocate touched_switch_bbs.
826 (end_recording_case_labels): Deallocate it, call
827 group_case_labels_stmt.
828 (gimple_redirect_edge_and_branch): Remember index of affected BB.
830 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
835 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
839 2010-04-13 Jan Hubicka <jh@suse.cz>
841 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
842 of optimized out static functions.
843 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
844 cost computation. Also sanity check for overflows.
845 (update_caller_keys): Update cgraph_edge_badness call; properly
846 update fibheap and sanity check that it is up to date.
847 (add_new_edges_to_heap): Update cgraph_edge_badness.
848 (cgraph_decide_inlining_of_small_function): Likewise;
849 add sanity checking that badness in heap is up to date;
850 improve dumping of reason; Update badness of calls to the
851 offline copy of function currently inlined; dump badness
852 of functions not inlined because of unit growth limits.
854 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
857 * c-common.c (pointer_int_sum): Disregard overflow that occured only
858 because of sign-extension change when converting to sizetype here...
859 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
861 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
862 the folding to constants. Remove redundant final conversion.
863 (fold_binary) <associate>: Do not associate if the re-association of
864 constants alone overflows.
865 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
866 to the end of the list.
867 (multiple_of_p) <COND_EXPR>: New case.
869 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
871 * opt-functions.awk (opt_sanitized_name): New.
873 * optc-gen.awk: Use it
874 * opth-gen.awk: Use it.
876 2010-04-13 Martin Jambor <mjambor@suse.cz>
878 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
879 (sra_modify_assign): Delete stmts loading dead data even if racc has no
880 children. Call replace_uses_with_default_def_ssa_name to handle
883 2010-04-13 Michael Matz <matz@suse.de>
886 * builtins.c (expand_builtin_interclass_mathfn): Also create
887 a register if the predicate doesn't match.
889 2010-04-13 Diego Novillo <dnovillo@google.com>
891 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
892 * c-pch.c: Include timevar.h.
893 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
894 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
895 * ggc-common.c: Include timevar.h.
896 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
897 * timevar.def (TV_PCH_SAVE): Define.
898 (TV_PCH_CPP_SAVE): Define.
899 (TV_PCH_PTR_REALLOC): Define.
900 (TV_PCH_PTR_SORT): Define.
901 (TV_PCH_RESTORE): Define.
902 (TV_PCH_CPP_RESTORE): Define.
904 2010-04-13 Michael Matz <matz@suse.de>
906 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
908 (can_reassociate_p): New function.
909 (break_up_subtract_bb, reassociate_bb): Use it.
911 2010-04-13 Richard Guenther <rguenther@suse.de>
914 * builtins.c (c_readstr): Fix assert.
916 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
919 when generating cltd insn.
921 (*ashl<mode>3_1): Remove special handling for register operand 2.
922 (*ashlsi3_1_zext): Ditto.
924 (*ashlhi3_1_lea): Ditto.
926 (*ashlqi3_1_lea): Ditto.
927 (*<shiftrt_insn><mode>3_1): Ditto.
928 (*<shiftrt_insn>si3_1_zext): Ditto.
929 (*<shiftrt_insn>qi3_1_slp): Ditto.
930 (*<rotate_insn><mode>3_1): Ditto.
931 (*<rotate_insn>si3_1_zext): Ditto.
932 (*<rotate_insn>qi3_1_slp): Ditto.
934 2010-04-13 Richard Guenther <rguenther@suse.de>
936 * tree-ssa-structalias.c (callused_id): Remove.
937 (call_stmt_vars): New.
938 (get_call_vi): Likewise.
939 (lookup_call_use_vi): Likewise.
940 (lookup_call_clobber_vi): Likewise.
941 (get_call_use_vi): Likewise.
942 (get_call_clobber_vi): Likewise.
943 (make_transitive_closure_constraints): Likewise.
944 (handle_const_call): Adjust to do per-call call-used handling.
945 (handle_pure_call): Likewise.
946 (find_what_var_points_to): Remove general callused handling.
947 (init_base_vars): Likewise.
948 (init_alias_vars): Initialize call_stmt_vars.
949 (compute_points_to_sets): Process call-used and call-clobbered
950 vars for call statements.
951 (delete_points_to_sets): Free call_stmt_vars.
953 2010-04-13 Richard Guenther <rguenther@suse.de>
955 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
956 Only add RW dependence for dependence distance zero.
957 Adjust maximal vectorization factor according to dependences.
958 Move alignment handling ...
959 (vect_find_same_alignment_drs): ... here. New function.
960 (vect_analyze_data_ref_dependences): Adjust.
961 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
962 (vect_analyze_data_refs): Adjust minimal vectorization factor
963 according to data references.
964 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
965 dependences before determining the vectorization factor.
966 Analyze alignment after determining the vectorization factor.
967 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
968 dependences before alignment.
969 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
971 (vect_analyze_data_refs): Likewise.
972 (MAX_VECTORIZATION_FACTOR): New define.
974 2010-04-13 Duncan Sands <baldrick@free.fr>
976 * except.h (lang_eh_type_covers): Remove.
977 * except.c (lang_eh_type_covers): Likewise.
979 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
980 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
982 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
983 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
984 UNITS_PER_LONG where it is ABI relevant.
985 (s390_return_addr_rtx): Likewise.
986 (s390_back_chain_rtx): Likewise.
987 (s390_frame_area): Likewise.
988 (s390_frame_info): Likewise.
989 (s390_initial_elimination_offset): Likewise.
990 (save_gprs): Likewise.
991 (s390_emit_prologue): Likewise.
992 (s390_emit_epilogue): Likewise.
993 (s390_function_arg_advance): Likewise.
994 (s390_function_arg): Likewise.
995 (s390_va_start): Likewise.
996 (s390_gimplify_va_arg): Likewise.
997 (s390_function_profiler): Likewise.
998 (s390_optimize_prologue): Likewise.
999 (s390_rtx_costs): Likewise.
1000 (s390_secondary_reload): Likewise.
1001 (s390_promote_function_mode): Likewise.
1002 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1003 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1004 registers available.
1005 (s390_unwind_word_mode): New function.
1006 (s390_function_value): Split 64 bit values into register pair if
1007 used as return value.
1008 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1009 function call parameters. Handle parallels.
1010 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1011 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1012 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1013 (s390_expand_setmem): Remove unused variable src_addr.
1014 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1015 deal with 64 bit registers.
1016 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1017 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1018 (UNITS_PER_LONG): New macro.
1019 * libjava/include/s390-signal.h: Define extended ucontext
1020 structure containing the upper halfs of the 64 bit registers.
1022 2010-04-13 Simon Baldwin <simonb@google.com>
1024 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1026 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1028 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1029 rvalue on the RHS if the LHS is of a non-renamable type.
1030 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1032 2010-04-13 Matthias Klose <doko@ubuntu.com>
1034 * gcc.c (cc1_options): Handle -iplugindir before processing
1035 the cc1 spec. Only add -iplugindir once.
1036 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1038 * common.opt (iplugindir): Remove `Separate' property, initialize.
1039 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1041 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1042 (distclean): Remove plugin dir.
1043 * doc/invoke.texi: Document -iplugindir.
1045 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1047 * doc/plugins.texi (Loading Plugins): Document short
1048 -fplugin=foo option.
1049 (Plugin API): Mention default_plugin_dir_name function.
1051 * gcc.c (find_file_spec_function): Add new declaration.
1052 (static_spec_func): Use it for "find-file".
1053 (find_file_spec_function): Add new function.
1054 (cc1_options): Add -iplugindir option if -fplugin* options found.
1056 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1058 * plugin.c (add_new_plugin): Updated comment, and handle short
1060 (default_plugin_dir_name): Added new function.
1062 * common.opt (iplugindir): New option to set the plugin directory.
1064 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386.md (any_rotate): New code iterator.
1067 (rotate_insn): New code attribute.
1069 (SWIM124): New mode iterator.
1070 (<rotate_insn>ti3): New expander.
1071 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1072 any_rotate code iterator.
1073 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1074 using any_rotate code iterator and SWIM124 mode iterator.
1075 (ix86_rotlti3): New insn_and_split pattern.
1076 (ix86_rotrti3): Ditto.
1077 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1078 ix86_rotl{di,ti}3 patterns.
1079 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1080 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1081 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1082 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1083 code iterator and SWI mode iterator.
1084 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1085 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1087 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1088 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1089 (bswap rotatert splitter): Add splitter.
1090 (bswap splitter): Macroize splitter using any_rotate code iterator.
1091 Add insn predicate to split only for TARGET_USE_XCHGB or when
1092 optimizing function for size.
1094 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1096 * config/pa/pa.c (emit_move_sequence): Remove use of
1097 deleted variable flag_argument_noalias.
1099 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1103 Add to unsupported targets list.
1104 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1105 sparc*-sun-solaris2.[567]* from target lists.
1106 * configure: Regenerate.
1107 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1109 Remove Solaris 7 patch references.
1110 (Specific, sparc-sun-solaris2.7): Removed.
1111 (sparc-sun-solaris2*): Update Solaris 7 example.
1112 (sparc64-*-solaris2*): Likewise.
1114 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1116 * config.build (alpha*-dec-osf4*): Remove.
1117 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1118 of obsolete configurations.
1119 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1121 * config/alpha/t-osf4: Renamed to ...
1122 * config/alpha/t-osf5: ... this.
1123 * config/alpha/osf.h: Renamed to ...
1124 * config/alpha/osf5.h: ... this.
1125 Merged old osf5.h contents.
1127 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1128 (EXTRA_SPECS): Removed.
1129 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1130 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1133 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1135 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1137 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1140 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1141 __thiscall convention.
1143 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1145 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1147 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1149 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1151 * function.c (assign_parms_initialize_all): Add unused attribute
1154 2010-04-12 Richard Guenther <rguenther@suse.de>
1156 * gsstruct.def (GSS_CALL): New.
1157 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1158 * gimple.h: Include tree-ssa-alias.h.
1159 (struct gimple_statement_call): New.
1160 (union gimple_statement_struct_d): Add gimple_call member.
1161 (gimple_call_reset_alias_info): Declare.
1162 (gimple_call_use_set): New function.
1163 (gimple_call_clobber_set): Likewise.
1164 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1165 * gimple.c (gimple_call_reset_alias_info): New function.
1166 (gimple_build_call_1): Call it.
1167 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1168 * tree-inline.c (remap_gimple_stmt): Likewise.
1169 (expand_call_inline): Remove callused handling.
1170 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1171 * tree-dfa.c (dump_variable): Likewise.
1172 * tree-parloops.c (parallelize_loops): Likewise.
1173 * tree-ssa.c (init_tree_ssa): Likewise.
1174 (delete_tree_ssa): Likewise.
1175 * tree-flow-inline.h (is_call_used): Remove.
1176 * tree-flow.h (struct gimple_df): Remove callused member.
1177 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1178 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1179 (ref_maybe_used_by_call_p_1): Simplify.
1180 (call_may_clobber_ref_p_1): Likewise.
1181 * tree-ssa-structalias.c (compute_points_to_sets): Set
1182 the call stmt used and clobbered sets.
1183 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1184 (find_tail_calls): Verify the tail call.
1186 2010-04-12 Richard Guenther <rguenther@suse.de>
1188 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1189 single-iteration always-inline inlining.
1190 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1191 (cgraph_decide_inlining): Do not handle always-inline specially.
1192 (try_inline): Remove always-inline cycle detection special case.
1193 Do not recurse on always-inlines.
1194 (cgraph_early_inlining): Do not iterate if not optimizing.
1195 (cgraph_gate_early_inlining): remove.
1196 (pass_early_inline): Run unconditionally.
1197 (gate_cgraph_decide_inlining): New function.
1198 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1199 not inlining or optimizing.
1200 (cgraph_decide_inlining_of_small_functions): Also consider
1201 always-inline functions.
1202 (cgraph_default_inline_p): Return true for nodes which should
1203 disregard inline limits.
1204 (estimate_function_body_sizes): Assume zero size and time for
1205 nodes which are marked as disregarding inline limits.
1206 (cgraph_decide_recursive_inlining): Do not perform recursive
1207 inlining on always-inline nodes.
1209 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1212 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1213 for exprs satisfying handled_component_p.
1215 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1217 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1218 non-constant aggregate elements.
1220 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1221 is a real initialization.
1223 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1226 * c-decl.c (start_function): Move forward check for nested function.
1228 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1230 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1231 * config/sh/sh.c: Include reload.h.
1232 (sh_legitimize_reload_address): New.
1233 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1234 sh_legitimize_reload_address.
1236 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1238 * config/sh/sh.md (*movqi_pop): New insn pattern.
1239 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1241 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/i386.md (any_shiftrt): New code iterator.
1244 (shiftrt_insn): New code attribute.
1246 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1247 using any_shiftrt code iterator.
1248 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1249 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1250 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1251 pattern from corresponding peephole2 patterns.
1252 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1253 using any_shiftrt code iterator.
1254 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1255 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1256 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1257 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1258 *{ashr,lshr}<mode>3_cmp_zext.
1259 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1261 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1263 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1265 (*lshr<mode>3_cconly): Ditto.
1267 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1269 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1270 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1271 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1272 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1274 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1275 from corresponding peephole2 patterns.
1276 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1277 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1278 and *lshrdi3_1_rex64 using SWI mode iterator.
1279 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1280 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1281 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1282 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1283 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1284 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1285 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1286 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1287 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1290 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1293 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1294 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1295 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1297 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1298 from corresponding peephole2 patterns.
1299 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1300 (ashrsi3_cvt): Rename from ashrsi3_31.
1301 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1302 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1303 and x86_64_shift_adj_3 using SWI48 mode iterator.
1304 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1305 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1306 and *ashrdi3_1_rex64 using SWI mode iterator.
1307 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1308 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1309 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1310 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1311 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1312 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1313 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1314 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1315 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1317 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1318 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1319 x86_shift<mode>_adj_3 expanders.
1321 2010-04-10 Wei Guozhi <carrot@google.com>
1324 * config/arm/arm.c (arm_pic_static_addr): New function.
1325 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1327 (arm_output_addr_const_extra): Output expression for new pattern.
1328 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1330 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1332 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1335 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1336 * web.c: Include "insn-config.h" and "recog.h".
1337 (union_match_dups): New function.
1338 (web_main): Call it.
1339 (union_defs): Don't try to recognize match_dups.
1341 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1342 if doing so would replace the entire pattern.
1344 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1349 and splitter pattern. Change splitter operand 1 predicate to
1352 2010-04-09 Martin Jambor <mjambor@suse.cz>
1354 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1355 lattices are addresses of CONST_DECLs with the same initial value.
1356 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1357 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1359 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1360 Bernd Schmidt <bernds@codesourcery.com>
1362 * loop-invariant.c (replace_uses): New static function.
1363 (move_invariant_reg): Use it to ensure we can replace the uses.
1365 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1367 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1369 (picochip_override_options): Enable section anchors only above -O1.
1370 (picochip_reorg): Fixed a couple of build warnings.
1372 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1374 * configure.ac (plugin -rdynamic test): Log result.
1375 * configure: Regenerate.
1376 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1377 (RDYNAMIC_SPEC): Define.
1378 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1380 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1382 * configure.ac: Determine Sun ld version numbers.
1383 (comdat_group): Restrict GNU ld version checks to gld.
1384 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1385 (enable_comdat): Support --enable-comdat.
1386 * configure: Regenerate.
1387 * doc/install.texi (Configuration): Document --enable-comdat.
1389 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1391 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1392 * config/sol2-gld.h: ... here.
1393 * config.gcc (sparc*-*-solaris2*): Reflect this.
1394 (i[34567]86-*-solaris2*): Use it.
1396 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1398 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1400 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1402 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1405 * diagnostic.c (diagnostic_initialize): Initialize
1406 some_warnings_are_errors.
1407 (diagnostic_finish): New.
1408 (diagnostic_action_after_output): Call it before exiting.
1409 (diagnostic_report_diagnostic): Do not print message here. Set
1410 some_warnings_are_errors.
1411 * diagnostic.h (diagnostic_context): Delete
1412 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1413 (diagnostic_finish): Declare.
1414 * toplev.c (toplev_main): Call it before exit.
1416 2010-04-09 Jason Merrill <jason@redhat.com>
1419 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1420 for incomplete type.
1423 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1424 based on a warning flag.
1426 2010-04-09 Richard Guenther <rguenther@suse.de>
1428 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1430 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1433 * varasm.c (default_assemble_visibility): Wrap vars that are
1434 set, but unused, by targets without GAS.
1435 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1436 Remove set, but unused, vars.
1437 (rs6000_legitimize_tls_address): Likewise.
1438 (altivec_expand_dst_builtin): Likewise.
1439 * config/darwin.c (machopic_classify_symbol): Likewise.
1440 (machopic_indirection_name): Likewise.
1442 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.md (DWI): New mode iterator.
1445 (S): New mode attribute.
1446 (shift_operand): Ditto.
1447 (shift_immediate_operand): Ditto.
1448 (ashl_input_operand): Ditto.
1449 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1450 using SDWIM mode iterator.
1451 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1452 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1454 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1455 from corresponding peephole2 patterns.
1456 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1457 and x86_64_shift_adj_1 using SWI48 mode iterator.
1458 (x86_shift<mode>_adj_2): Ditto.
1459 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1460 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1461 using SWI48 mode iterator.
1462 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1463 *ashldi3_cmp_rex64 using SWI mode iterator.
1464 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1465 *ashldi3_cconly_rex64 using SWI mode iterator.
1466 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1467 x86_shift<mode>_adj_{1,2}.
1468 (ix86_split_ashr): Ditto.
1469 (ix86_split_lshr): Ditto.
1471 2010-04-09 Richard Guenther <rguenther@suse.de>
1473 * target.h (builtin_conversion): Pass in input and output types.
1474 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1475 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1476 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1477 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1479 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1481 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1483 2010-04-09 Richard Guenther <rguenther@suse.de>
1486 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1488 2010-04-09 Richard Guenther <rguenther@suse.de>
1490 * tree-vectorizer.h (struct _stmt_vec_info): Document
1491 that vectype is the type of the LHS.
1492 (supportable_widening_operation, supportable_narrowing_operation):
1493 Get both input and output vector types as arguments.
1494 (vect_is_simple_use_1): Declare.
1495 (get_same_sized_vectype): Likewise.
1496 * tree-vect-loop.c (vect_determine_vectorization_factor):
1497 Set STMT_VINFO_VECTYPE to the vector type of the def.
1498 (vectorizable_reduction): Adjust.
1499 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1500 Adjust. Specify the output vector type.
1501 (vect_pattern_recog_1): Adjust.
1502 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1503 (vectorizable_call): Adjust.
1504 (vectorizable_conversion): Likewise.
1505 (vectorizable_operation): Likewise.
1506 (vectorizable_type_demotion): Likewise.
1507 (vectorizable_type_promotion): Likewise.
1508 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1510 (vect_is_simple_use_1): New function.
1511 (supportable_widening_operation): Get both input and output
1513 (supportable_narrowing_operation): Likewise.
1514 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1516 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1518 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1519 __thiscall and _thiscall as predefined macros.
1520 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1521 thiscall attribute handling.
1522 (ix86_comp_type_attributes): Likewise.
1523 (ix86_function_regparm): Likewise.
1524 (ix86_return_pops_args): Likewise.
1525 (init_cumulative_args): Likewise.
1526 (find_drap_reg): Likewise.
1527 (ix86_static_chain): Likewise.
1528 (x86_this_parameter): Likewise.
1529 (x86_output_mi_thunk): Likewise.
1530 (ix86_attribute_table): Add description for thiscall attribute.
1531 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1532 * doc/extend.texi: Add documentation for thiscall.
1534 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1537 * c.opt (Wint-to-pointer-cast): Available in C++.
1538 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1540 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1542 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1543 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1544 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1545 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1546 function type instead. Reorder and simplify checks.
1548 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1550 2010-04-08 Jing Yu <jingyu@google.com>
1551 Zdenek Dvorak <ook@ucw.cz>
1553 PR tree-optimization/42720
1554 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1555 loop unswitch conditions here from ...
1556 (tree_unswitch_single_loop): ... here.
1558 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1560 * tree-if-conv.c: Fix comments and simplify logic.
1562 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1564 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1565 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1566 (main_tree_if_conversion): Update call to tree_if_conversion.
1568 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1571 * doc/invoke.texi (-b,-V): Delete.
1572 * doc/tm.texi: Do not mention -b.
1573 * gcc.c (display_help): Delete -b and -V.
1574 (process_command): Delete -b and -V.
1575 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1577 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1578 Wolfgang Gellerich <gellerich@de.ibm.com>
1580 Implement target hook for loop unrolling
1581 * target.h (loop_unroll_adjust): Add a new target hook function.
1582 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1583 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1584 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1585 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1586 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1588 (decide_unroll_stupid): Likewise.
1590 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1593 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1595 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1597 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1598 (Specific, *-*-solaris2*): Likewise.
1599 Don't prefer Sun as over GNU as.
1601 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1603 * config/s390/s390.c (override_options): Adjust the z10
1604 defaults for max-unroll-times, max-completely-peeled-insns
1605 and max-completely-peel-times.
1607 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1609 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1610 instructions for z10.
1611 (s390_expand_setmem): Likewise.
1612 (s390_expand_cmpmem): Likewise.
1614 2010-04-08 Richard Guenther <rguenther@suse.de>
1616 PR tree-optimization/43679
1617 * tree-ssa-pre.c (eliminate): Only propagate copies.
1619 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1622 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1623 set but not used variable warning.
1625 2010-04-08 Wei Guozhi <carrot@google.com>
1628 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1629 (arm_size_rtx_costs): Call the new function when optimized for size.
1631 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1634 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1635 op0 is not a MEM, just return NULL instead of assertion
1637 (discover_nonconstant_array_refs): Don't walk debug stmts.
1639 2010-04-08 Doug Kwan <dougkwan@google.com>
1641 * configure.ac: Recognize gold and do not use its version number
1642 to test ld features.
1643 * configure: Regenerate.
1645 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1648 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1649 (negate_value): Move code to push elements to broken_up_substracts ...
1650 (eliminate_plus_minus_pair): ... here. Push operands that have no
1651 negative pair to plus_negates.
1652 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1654 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1656 * doc/install.texi (Configuration): Move description of
1657 --enable-lto, --with-libelf*, --enable-gold from Java section to
1660 * doc/generic.texi (Working with declarations)
1661 (Function Properties, C and C++ Trees): Fix typos.
1662 * doc/sourcebuild.texi (Top Level): Likewise.
1664 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1667 * tree.h (DECL_READ_P): Define.
1668 (struct tree_decl_common): Add decl_read_flag.
1669 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1670 a set but not used warning.
1671 (merge_decls): Merge DECL_READ_P flag.
1672 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1673 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1674 * c-common.c (handle_used_attribute, handle_unused_attribute):
1676 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1678 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1680 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1681 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1682 c_parser_binary_expression, c_parser_cast_expression,
1683 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1684 Call default_function_array_read_conversion instead of
1685 default_function_array_conversion where needed.
1686 (c_parser_unary_expression, c_parser_conditional_expression,
1687 c_parser_postfix_expression_after_primary, c_parser_initelt):
1688 Likewise. Call mark_exp_read where needed.
1689 (c_parser_statement_after_labels, c_parser_asm_operands,
1690 c_parser_typeof_specifier, c_parser_sizeof_expression,
1691 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1693 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1695 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1696 (warn_unused_but_set_parameter): Default to warn_unused
1698 * doc/invoke.texi: Document -Wunused-but-set-variable and
1699 -Wunused-but-set-parameter.
1701 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1702 used count variable.
1703 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1704 when operandN variables aren't used in the body of the expander
1706 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1707 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1708 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1709 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1710 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1711 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1712 * tree.c (PROCESS_ARG): Likewise.
1714 2010-04-07 Simon Baldwin <simonb@google.com>
1716 * diagnostic.h (diagnostic_override_option_index): New macro to
1717 set a diagnostic's option_index.
1718 * c-tree.h (c_cpp_error): Add warning reason argument.
1719 * opts.c (_warning_as_error_callback): New.
1720 (register_warning_as_error_callback): Store callback for
1721 warnings enabled via enable_warning_as_error.
1722 (enable_warning_as_error): Call callback, minor code tidy.
1723 * opts.h (register_warning_as_error_callback): Declare.
1724 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1725 response to -Werror=.
1726 (c_common_init_options): Register warning_as_error_callback in opts.c.
1727 * common.opt: Add -Wno-cpp option.
1728 * c-common.c (struct reason_option_codes_t): Map cpp warning
1729 reason codes to gcc option indexes.
1730 * (c_option_controlling_cpp_error): New function, lookup the gcc
1731 option index for a cpp warning reason code.
1732 * (c_cpp_error): Add warning reason argument, call
1733 c_option_controlling_cpp_error for diagnostic_override_option_index.
1734 * doc/invoke.texi: Document -Wno-cpp.
1736 2010-04-07 Richard Guenther <rguenther@suse.de>
1738 * ipa-reference.c (mark_load): Use get_base_address.
1739 (mark_store): Likewise.
1741 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1742 inserting GIMPLE_NOPs into the IL.
1743 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1744 Explicitly strip handled components and indirect references.
1746 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1747 folding address expressions.
1748 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1749 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1750 operand_equal_p to compare decls.
1751 (ptr_deref_may_alias_decl_p): Likewise.
1752 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1753 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1754 Handle reversed comparison ops.
1755 * tree-sra.c (asm_visit_addr): Use get_base_address.
1756 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1757 * ipa-reference.c (mark_address): Use get_base_address.
1759 2010-04-07 Richard Guenther <rguenther@suse.de>
1761 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1762 Propagate constants everywhere.
1764 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1767 * tree.c (MAX_INT_CACHED_PREC): Define.
1768 (nonstandard_integer_type_cache): New array.
1769 (build_nonstandard_integer_type): Cache results for precision
1770 <= MAX_INT_CACHED_PREC.
1772 2010-04-07 Richard Guenther <rguenther@suse.de>
1774 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1775 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1776 * common.opt: Likewise.
1777 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1778 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1779 (nonoverlapping_memrefs_p): Likewise.
1780 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1781 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1782 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1783 OPT_fargument_noalias_global for backward compatibility.
1785 2010-04-07 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/43270
1788 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1789 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1790 * tree-ssa-pre.c (phi_translate_1): Adjust.
1791 (fully_constant_expression): Split out vn_reference handling to ...
1792 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1793 Fold reads from constant strings.
1794 (vn_reference_lookup): Handle fully constant references.
1795 (vn_reference_lookup_pieces): Likewise.
1796 * Makefile.in (expmed.o-warn): Add -Wno-error.
1798 2010-04-07 Martin Jambor <mjambor@suse.cz>
1800 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1802 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1805 * gcc.c: Add -static-libstdc++ to list of recognized options.
1807 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1811 2010-04-07 Richard Guenther <rguenther@suse.de>
1814 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1815 bases build simple mem attributes to retain points-to information.
1817 2010-04-07 Richard Guenther <rguenther@suse.de>
1820 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1821 preserve points-to related information.
1823 2010-04-07 Richard Guenther <rguenther@suse.de>
1826 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1827 discard plain indirect references.
1828 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1829 * tree.c (tree_nop_conversion): Likewise.
1831 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1834 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1836 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1838 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1839 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1841 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1843 * tree-if-conv.c: Fix indentation and comments.
1845 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1847 * tree-if-conv.c: Sort static functions in topological order.
1849 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1851 * tree-if-conv.c: Fix indentation and comments.
1853 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1856 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1857 lang_hooks.types.type_for_size instead of
1858 build_nonstandard_integer_type.
1859 When converting an unsigned type to signed, double its precision.
1860 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1861 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1862 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1865 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1868 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1869 POINTER_PLUS_EXPR for pointer types.
1871 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1874 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1875 * graphite-clast-to-gimple.c: Include langhooks.h.
1876 (max_signed_precision_type): New.
1877 (max_precision_type): Takes two types as arguments.
1878 (precision_for_value): New.
1879 (precision_for_interval): New.
1880 (gcc_type_for_interval): New.
1881 (gcc_type_for_value): New.
1882 (gcc_type_for_clast_term): New.
1883 (gcc_type_for_clast_red): New.
1884 (gcc_type_for_clast_bin): New.
1885 (gcc_type_for_clast_expr): Split up into several functions.
1886 (gcc_type_for_clast_eq): Rewritten.
1887 (compute_bounds_for_level): New.
1888 (compute_type_for_level_1): New.
1889 (compute_type_for_level): New.
1890 (gcc_type_for_cloog_iv): Removed.
1891 (gcc_type_for_iv_of_clast_loop): Rewritten.
1892 (graphite_create_new_loop): Compute the lower and upper bound types
1893 with gcc_type_for_clast_expr.
1894 (graphite_create_new_loop_guard): Same.
1895 (find_cloog_iv_in_expr): Removed.
1896 (compute_cloog_iv_types_1): Removed.
1897 (compute_cloog_iv_types): Removed.
1898 (gloog): Do not call compute_cloog_iv_types.
1899 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1901 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1902 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1903 (GBB_CLOOG_IV_TYPES): Removed.
1905 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1907 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1908 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1909 (detect_commutative_reduction): Same.
1911 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1913 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1914 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1916 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1917 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1918 (rewrite_commutative_reductions_out_of_ssa): Same.
1919 * passes.c (execute_function_todo): Call verify_ssa for every pass
1920 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1921 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1922 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1923 with an extra argument.
1924 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1925 verify_ssa only when the extra argument is true.
1926 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1927 with an extra argument.
1928 (tree_transform_and_unroll_loop): Same.
1930 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1932 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1933 for all the passes of the LNO having LOOP_CLOSED_SSA.
1934 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1935 * tree-loop-distribution.c (pass_loop_distribution): Same.
1936 * tree-pass.h (TODO_verify_loops): Removed.
1937 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1939 (pass_tree_unswitch): Same.
1940 (pass_predcom): Same.
1941 (pass_vectorize): Same.
1942 (pass_linear_transform): Same.
1943 (pass_graphite_transforms): Same.
1944 (pass_iv_canon): Same.
1945 (pass_complete_unroll): Same.
1946 (pass_complete_unrolli): Same.
1947 (pass_parallelize_loops): Same.
1948 (pass_loop_prefetch): Same.
1949 (pass_iv_optimize): Same.
1951 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1954 * passes.c (init_optimization_passes): Move pass_lim before
1955 pass_copy_prop and pass_dce_loop.
1957 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1960 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1961 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1962 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1963 MULTI_* defines for 4 argument vpermil2p* builtins.
1965 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1968 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1969 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1970 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1971 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1972 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1973 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1974 Use x86_maybe_negate_const_int to output insn mnemonic.
1975 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1976 check from instruction predicate. Update comments.
1977 * config/i386/sync.md (sync_add<mode>): Use
1978 x86_maybe_negate_const_int to output insn mnemonic.
1980 2010-04-06 Jan Hubicka <jh@suse.cz>
1982 PR tree-optimization/42906
1983 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1984 IGNORE_SELF argument. Set visited_control_parents for fully
1986 (find_obviously_necessary_stmts): Update call of
1987 mark_control_dependent_edges_necessary.
1988 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1990 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1992 * config/i386/i386.md: Remove comment about 'e' and 'E'
1995 2010-04-06 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/43627
1998 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1999 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2002 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2004 * BASE-VER: Change to 4.6.0.
2007 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2010 2010-04-06 Richard Guenther <rguenther@suse.de>
2013 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2015 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2017 * doc/invoke.texi (Optimize Options): Document that LTO
2018 won't remove object access purely due to incompatible
2021 2010-04-04 Matthias Klose <doko@ubuntu.com>
2023 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2024 Initialize variable.
2026 2010-04-03 Richard Guenther <rguenther@suse.de>
2029 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2030 require a non-NULL MEM_OFFSET.
2032 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2034 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2035 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2036 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2037 config/alpha/predicates.md, config/arm/arm.md,
2038 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2039 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2040 config/darwin9.h, config/darwin.c, config/darwin.h,
2041 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2042 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2043 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2044 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2045 config/mips/mips.md, config/mn10300/mn10300.c,
2046 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2047 config/rs6000/aix.h, config/rs6000/dfp.md,
2048 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2049 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2050 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2051 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2052 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2053 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2054 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2055 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2056 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2057 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2058 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2059 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2060 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2061 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2062 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2063 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2064 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2065 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2066 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2067 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2068 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2069 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2070 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2071 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2072 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2073 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2074 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2075 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2076 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2077 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2078 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2079 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2080 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2081 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2082 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2083 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2085 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2088 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2089 * aclocal.m4: Regenerate.
2091 2010-04-02 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/43629
2094 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2095 if we have seen a constant value.
2097 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2099 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2101 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2104 * arm.c (legitimize_tls_address): Adjust call to
2105 gen_tls_load_dot_plus_four.
2106 (arm_note_pic_base): New function.
2107 (arm_cannot_copy_insn_p): Use it.
2108 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2111 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2116 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2118 * Makefile.in ($(out_object_file)): Depend on
2119 gt-$(basename $(notdir $(out_file))).h.
2121 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2123 * config.gcc (lm32-*-rtems*): Add t-lm32.
2125 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2127 * config.gcc: Add lm32-*-rtems*.
2128 * config/lm32/rtems.h: New file.
2130 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2133 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2135 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2137 * dwarf2out.c (output_compilation_unit_header): For
2138 -gdwarf-4 use version 4 instead of version 3.
2139 (output_line_info): For version 4 and above emit additional
2140 maximum ops per insn header field.
2141 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2143 * dwarf2out.c (is_c_family, is_java): Remove.
2144 (lower_bound_default): New function.
2145 (add_bound_info, gen_descr_array_type_die): Use it.
2147 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2150 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2151 re-declaration when it happens in a function.
2153 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2155 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2156 (cgraph_remove_function_insertion_hook): Same.
2157 (cgraph_call_function_insertion_hooks): Same.
2159 2010-04-01 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2163 and TREE_THIS_VOLATILE.
2164 (copy_ref_info): Likewise.
2165 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2166 * tree.c (build6_stat): Ignore side-effects of all but arg5
2167 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2170 2010-04-01 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/43607
2173 * ipa-type-escape.c (check_call): Do not access non-existing
2176 2010-04-01 Richard Guenther <rguenther@suse.de>
2180 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2181 Jack Howarth <howarth@bromo.med.uc.edu>
2183 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2186 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2188 * doc/install.texi (Prerequisites): Document libelf usability on
2189 IRIX 5/6 and Solaris 2.
2190 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2191 Update GNU as, GNU ld requirements.
2192 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2193 Document Sun Studio compiler download.
2194 Update and simplify as, ld recommendations.
2195 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2197 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2199 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2200 with_tune_32 to pentium4.
2202 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2206 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2208 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2209 obsoletion, removal.
2211 Document GNU as requirement.
2212 Update configure requirements.
2213 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2214 Recomment IRIX 6.5.18+.
2215 Document IDF/IDL requirement.
2216 Document GNU as requirement.
2217 Document GNU ld bootstrap failure.
2218 Remove freeware.sgi.com reference.
2220 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2222 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2223 UNIX V4.0, V5.0 obsoletion, removal.
2224 Remove --with-gc=simple reference.
2225 Update VM requirements during bootstrap.
2226 Remove -oldas bootstrap description.
2227 Update binutils reference.
2228 Remove comparison failure note.
2230 2010-03-31 Richard Guenther <rguenther@suse.de>
2231 Zdenek Dvorak <ook@ucw.cz>
2232 Sebastian Pop <sebastian.pop@amd.com>
2235 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2236 with multiple arguments.
2237 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2239 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2241 * graphite-dependences.c (print_pddr): Call print_pdr with an
2243 * graphite-poly.c (debug_pdr): Add an extra argument for the
2246 (print_pbb_domain): Same.
2248 (print_scop_context): Same.
2250 (print_cloog): Same.
2251 (debug_pbb_domain): Same.
2255 (debug_scop_context): Same.
2257 (debug_cloog): Same.
2258 (print_scop_params): Same.
2259 (debug_scop_params): Same.
2260 (print_iteration_domain): Same.
2261 (print_iteration_domains): Same.
2262 (debug_iteration_domain): Same.
2263 (debug_iteration_domains): Same.
2264 (print_scattering_function): Same.
2265 (print_scattering_functions): Same.
2266 (debug_scattering_function): Same.
2267 (debug_scattering_functions): Same.
2268 * graphite-poly.h (debug_pdr): Update declaration.
2270 (print_pbb_domain): Same.
2272 (print_scop_context): Same.
2274 (print_cloog): Same.
2275 (debug_pbb_domain): Same.
2279 (debug_scop_context): Same.
2281 (debug_cloog): Same.
2282 (print_scop_params): Same.
2283 (debug_scop_params): Same.
2284 (print_iteration_domain): Same.
2285 (print_iteration_domains): Same.
2286 (debug_iteration_domain): Same.
2287 (debug_iteration_domains): Same.
2288 (print_scattering_function): Same.
2289 (print_scattering_functions): Same.
2290 (debug_scattering_function): Same.
2291 (debug_scattering_functions): Same.
2293 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2295 * graphite-poly.c (print_scattering_function_1): New.
2296 (print_scattering_function): Call it.
2297 (print_scop_params): Remove spaces at the end of lines.
2300 * graphite-poly.h (print_cloog): Declared.
2301 (debug_cloog): Declared.
2303 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2305 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2307 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2308 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2309 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2310 to switch between adding the IV bump in loop->latch or in loop->header.
2312 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2314 * graphite-poly.c (print_scattering_function): Pretty print following
2317 (print_pbb_domain): Same.
2318 (dump_gbb_cases): Same.
2319 (dump_gbb_conditions): Same.
2322 (print_scop_params): Same.
2323 (print_scop_context): Same.
2325 (print_pbb_body): New.
2326 (lst_indent_to): New.
2327 (print_lst): Start new lines with a #.
2328 * graphite-poly.h (pbb_bb): New.
2329 (pbb_index): Use pbb_bb.
2330 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2332 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2334 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2336 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2337 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2338 and 0 instead of 1 for dw_val_class_flag.
2339 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2340 dw_val_class_range_list, dw_val_class_loc_list,
2341 dw_val_class_lineptr and dw_val_class_macptr, use
2342 DW_FORM_flag_present for dw_val_class_flag and
2343 DW_FORM_exprloc for dw_val_class_loc.
2344 (output_die): For -gdwarf-4 print dw_val_class_loc
2345 size as uleb128 instead of 1 or 2 bytes and don't print
2346 anything for dw_val_class_flag.
2348 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2349 instead of cselib_lookup following by tweaking locs->setting_insn.
2352 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2353 even before returning from label, setjmp call or volatile asm
2356 2010-03-31 Richard Guenther <rguenther@suse.de>
2359 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2360 temporary data on stack.
2362 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2364 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2365 (PUSHSECTION_ASM_OP): Remove.
2366 (POPSECTION_ASM_OP): Remove.
2367 (PUSHSECTION_FORMAT): Remove.
2368 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2369 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2370 * config/sol2.c (solaris_output_init_fini): Use it.
2372 2010-03-31 Jie Zhang <jie@codesourcery.com>
2375 * opt-functions.awk (var_type_struct): Use signed char type
2376 for simple variables.
2378 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2380 * config/sol2.c: Include output.h.
2381 (solaris_assemble_visibility): New function.
2382 * config/t-sol2 (sol2.o): Add output.h dependency.
2383 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2384 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2387 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2390 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2391 V2SImode or XFmode on PRE_DEC.
2394 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2397 2010-03-31 Jie Zhang <jie@codesourcery.com>
2400 * reload.h (caller_save_initialized_p): Declare.
2401 * toplev.c (backend_init_target): Don't call
2402 init_caller_save but set caller_save_initialized_p to false.
2403 * caller-save.c (caller_save_initialized_p): Define.
2404 (init_caller_save): Check caller_save_initialized_p.
2405 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2407 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2410 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2411 and soft-fp/t-softfp to tmake_file.
2412 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2413 (LIBGCC2_TF_CEXT): Define.
2416 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2419 * cselib.c (n_useless_values): Document handling of debug locs.
2420 (n_useless_debug_values, n_debug_values): New variables.
2421 (new_elt_loc_list): Don't add to debug values, keep count.
2422 (promote_debug_loc): New.
2423 (cselib_reset_table): Zero new variables.
2424 (entry_and_rtx_equal_p): Promote debug locs.
2425 (discard_useless_locs): Increment n_useless_debug_values for
2427 (remove_useless_values): Adjust n_useless_values and n_debug_values
2428 with n_useless_debug_values.
2429 (add_mem_for_addr): Promote debug locs.
2430 (cselib_lookup_mem): Likewise.
2431 (cselib_lookup_addr): Renamed to...
2432 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2433 (cselib_log_lookup): ... this. Turn into...
2434 (cselib_lookup_addr): ... new wrapper.
2435 (cselib_lookup_from_insn): New.
2436 (cselib_invalidate_regno): Increment n_useless_debug_values for
2438 (cselib_invalidate_mem): Likewise.
2439 (cselib_process_insn): Take n_deleted and n_debug_values into
2440 account to guard remove_useless_value call.
2441 (cselib_finish): Zero n_useless_debug_values.
2442 * cselib.h (cselib_lookup_from_insn): Declare.
2443 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2444 (sched_analyze_2): Likewise.
2446 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2448 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2450 (adjust_mems): Replace narrowing SUBREG of expression containing
2451 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2452 with operations in the narrower mode.
2455 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2456 regs_invalidated_by_call instead all call_used_reg_set registers.
2458 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2461 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2462 pointer comparisons with types_compatible_p.
2463 * tree-vect-stmts.c (vectorizable_call): Same.
2464 (vectorizable_condition): Same.
2466 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2468 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2469 stack check if the mask would be zero.
2471 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2472 Jack Howarth <howarth@bromo.med.uc.edu>
2474 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2477 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2480 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2482 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2483 Include ___unordxf2 and ___unordtf2.
2484 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2487 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2489 * config/lm32/t-lm32: New file.
2490 * config.gcc: Use the above file when targetting lm32.
2492 2010-03-28 Duncan Sands <baldrick@free.fr>
2494 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2496 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2499 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2500 Improve vectorization cost model diagnostic.
2502 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2505 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2506 compute_data_dependences_for_loop returns false, early exit
2507 and output an extra diagnostic for the failed data reference
2510 2010-03-29 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/43560
2513 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2514 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2516 2010-03-29 Jie Zhang <jie@codesourcery.com>
2519 * toplev.c (process_options): Set optimization_default_node
2520 and optimization_current_node.
2521 * opts.c (decode_options): Don't set optimization_default_node
2522 and optimization_current_node.
2524 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2526 * config/rtems.h: Abandon -qrtems_debug.
2528 2010-03-28 Jan Hubicka <jh@suse.cz>
2530 PR tree-optimization/43505
2531 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2532 map should not be copied.
2534 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2537 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2538 cdtors, set DECL_PRESERVE_P.
2539 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2542 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2544 PR tree-optimization/43528
2545 * stor-layout.c (place_field): Check that constant fits into
2546 unsigned HWI when skipping calculation of MS bitfield layout.
2548 2010-03-27 Jan Hubicka <jh@suse.cz>
2551 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2552 notice_global_symbol work.
2554 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2556 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2557 instead of dwarf2out_decl.
2558 (struct var_loc_node): Remove section_label field.
2559 (dwarf2out_function_decl): New function.
2560 (dwarf2out_var_location): Don't set section_label field.
2561 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2563 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2565 PR tree-optimization/43544
2566 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2567 First argument for builtin vectorized function hook is now a
2568 tree to be able to distinguish between machine specific and
2570 * targhooks.c (default_builtin_vectorized_function): Ditto.
2571 * targhooks.h (default_builtin_vectorized_function): Ditto.
2572 * target.h (struct gcc_target): Ditto.
2573 * tree-vect-stmts.c (vectorizable_function): Ditto.
2574 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2575 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2578 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2581 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2582 nested binding iff it is a FUNCTION_DECL.
2583 (store_parm_decls_newstyle): Pass nested=true to bind for
2584 FUNCTION_DECLs amongst parameters.
2586 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2588 * var-tracking.c (vt_expand_loc_callback): Don't run
2589 cselib_expand_value_rtx_cb in dummy mode if
2590 cselib_dummy_expand_value_rtx_cb returned false.
2592 * var-tracking.c (emit_note_insn_var_location): For one part
2593 notes with offset 0, don't add EXPR_LIST around the location.
2594 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2595 add_location_or_const_value_attribute): Adjust for that change.
2598 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2599 into first operand and location into second.
2600 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2601 dw_cfi_oprnd_loc for DW_CFA_expression.
2602 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2603 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2604 assume first argument is regnum and second argument is location.
2606 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2609 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2610 of scratch register to DImode. Split to DImode comparison operator.
2611 Use SImode subreg of scratch register in the multiplication.
2612 (*cmp_sadd_sidi): Ditto.
2613 (*cmp_ssub_si): Ditto.
2614 (*cmp_ssub_sidi): Ditto.
2616 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2620 Remove invalid assert and wrong comment.
2622 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2625 * flags.h (final_insns_dump_p): New extern.
2626 * final.c (final_insns_dump_p): New variable.
2627 (rest_of_clean_state): Set it before -fdump-final-insns=
2628 dumping, clear afterwards.
2629 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2630 MEM_ALIAS_SET on MEMs.
2632 2010-03-26 David S. Miller <davem@davemloft.net>
2634 * configure.ac: Fix sparc GOTDATA_OP bug check.
2635 * configure: Rebuild.
2637 2010-03-26 Alan Modra <amodra@gmail.com>
2639 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2641 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2643 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2644 TLS_SECTION_ASM_FLAG.
2646 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2649 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2650 Clear first_function_block_is_cold.
2653 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2654 argument if the argument is truth_value_p.
2656 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2658 * config/rs6000/constraints.md: Update copyright year for my changes.
2661 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2662 used in reg+reg addressing, swap registers.
2664 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2667 * target.h (struct gcc_target): Add code_end hook.
2668 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2670 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2671 * toplev.c (compile_file): Call targetm.asm_out.code_end
2672 hook before unwind info/debug info output.
2673 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2674 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2675 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2676 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2677 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2678 * config/i386/i386.c (ix86_file_end): Renamed to...
2679 (ix86_code_end): ... this. Make static. Don't call
2680 file_end_indicate_exec_stack. Emit unwind info using
2681 final_start_function/final_end_function.
2682 (darwin_x86_file_end): Remove.
2683 (TARGET_ASM_CODE_END): Define.
2684 * config/i386/i386.h (TARGET_ASM_FILE_END,
2685 NEED_INDICATE_EXEC_STACK): Don't define.
2686 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2687 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2688 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2689 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2692 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2693 at the beginning and final_end_function at the end.
2694 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2696 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2698 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2699 and Sun as TLS syntax.
2700 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2701 * configure: Regenerate.
2702 * config.in: Regenerate.
2703 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2704 (default_elf_asm_named_section): Use it.
2705 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2706 (i386_output_dwarf_dtprel): Likewise.
2707 (output_addr_const_extra): Likewise.
2708 (output_pic_addr_const): Lowercase @GOTTPOFF.
2709 (output_addr_const_extra): Likewise.
2710 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2711 (output_addr_const_extra): Likewise.
2712 (output_pic_addr_const): Lowercase @INDNTPOFF.
2713 (output_addr_const_extra): Likewise.
2714 (output_pic_addr_const): Lowercase @NTPOFF.
2715 (output_addr_const_extra): Likewise.
2716 (output_pic_addr_const): Lowercase @TPOFF.
2717 (output_addr_const_extra): Likewise.
2718 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2719 (*tls_global_dynamic_64): Likewise.
2720 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2721 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2723 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2724 (ASM_OUTPUT_TLS_COMMON): Use it.
2725 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2728 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2729 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2730 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2731 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2732 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2733 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2735 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2737 * config/i386/i386.c (override_options): Don't accept
2738 -mtls-dialect=sun any longer.
2739 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2740 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2741 (*tls_local_dynamic_base_32_sun): Likewise.
2742 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2744 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2747 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2748 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2751 * ira.c (adjust_cleared_regs): New function.
2752 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2756 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2758 * expr.c (expand_expr_real): Restore previous
2759 curr_insn_source_location and curr_insn_block after
2760 expand_expr_real_1 call.
2761 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2762 instead of expand_expr_real_1.
2764 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2766 PR rtl-optimization/43413
2767 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2770 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2773 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2774 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2776 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2778 * config/i386/i386.c (ix86_target_string): Add -mfma.
2779 Fix a typo in comment.
2781 2010-03-22 Mike Stump <mikestump@comcast.net>
2784 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2785 Don't overly align based upon packed packed fields.
2787 2010-03-22 Jason Merrill <jason@redhat.com>
2789 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2790 Use () rather than [], and move before the element type.
2792 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2794 * doc/configfiles.texi (Configuration Files): Removed
2795 fixinc/Makefile*, intl/Makefile.*.
2796 * doc/makefile.texi: Fixed markup. Abstract from version
2797 control system used.
2798 (Makefile): Removed obsolete gcc/java/parse.y example.
2799 * doc/sourcebuild.texi: Likewise.
2800 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2801 libgomp, libssp. Removed fastjar.
2802 (Miscellaneous Docs): Clarify location.
2803 Added COPYING3, COPYING3.LIB.
2804 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2806 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2809 * config/i386/i386.c (x86_function_profiler)
2810 [!NO_PROFILE_COUNTERS]: Fix typo.
2811 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2814 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2815 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2817 * doc/sourcebuild.texi (Test Directives): Split into six
2818 subsections, with most of the current text in new subsections
2819 Directives, Selectors, and Final Actions.
2820 (Directives): Split list of test directives into multiple
2822 (Selectors): Describe use and syntax of selectors.
2823 (Effective-Target Keywords): Describe all existing keywords.
2824 (Add Options): Describe features for dg-add-options.
2825 (Require Support): Describe variants of dg-require-support.
2826 (Final Actions): Describe commands to use in dg-final.
2828 2010-03-22 Michael Matz <matz@suse.de>
2831 * recog.c (validate_replace_rtx_group): Replace also in
2832 REG_EQUAL and REG_EQUIV notes.
2834 2010-03-22 Richard Guenther <rguenther@suse.de>
2836 PR tree-optimization/43390
2837 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2838 sure vector extracts are type correct.
2840 2010-03-22 Richard Guenther <rguenther@suse.de>
2843 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2844 x * sqrt (x) even when optimizing for size if the target
2845 has native support for sqrt.
2847 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2849 * varasm.c (make_decl_rtl_for_debug): Also clear
2850 flag_mudflap for the duration of make_decl_rtl call.
2853 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2854 locs from preserved VALUEs.
2856 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2859 * pa.md (movmemsi): Set align to one if zero.
2860 (movmemdi): Likewise.
2862 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2865 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2866 with their corresponding prologue pushes.
2868 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2871 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2872 at the begining or end.
2873 (spu_expand_epilogue): Likewise.
2875 2010-03-20 Richard Guenther <rguenther@suse.de>
2877 PR rtl-optimization/43438
2878 * combine.c (make_extraction): Properly zero-/sign-extend an
2879 extraction of the low part of a CONST_INT. Also handle
2882 2010-03-19 Mike Stump <mikestump@comcast.net>
2884 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2885 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2886 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2888 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2891 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2894 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2896 PR rtl-optimization/42258
2897 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2898 use that may match DEF.
2901 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2902 the cost of loading the constant rather than assuming
2904 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2905 outer code is AND, do the same tests as the andsi3 expander and
2906 return COSTS_N_INSNS (1) if and is cheap.
2908 * optabs.c (avoid_expensive_constant): Fix formatting.
2910 2010-03-19 Michael Matz <matz@suse.de>
2913 * attribs.c (decl_attributes): When rebuilding a function pointer
2914 type use the same qualifiers as the original pointer type.
2916 2010-03-19 Martin Jambor <mjambor@suse.cz>
2918 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2919 and is_gimple_ip_invariant_address.
2921 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2924 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2926 * config/arm/arm.c (arm_override_options): Turn off
2927 flag_dwarf2_cfi_asm for AAPCS variants.
2929 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2932 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2933 Use PRE_MODIFY instead of PRE_DEC.
2934 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2935 (vfp_emit_fstmd): Likewise.
2937 2010-03-19 Michael Matz <matz@suse.de>
2940 * builtins.c (expand_builtin_interclass_mathfn,
2941 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2944 2010-03-19 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/43415
2947 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2948 (phi_translate_1): ... this.
2949 (phi_translate): Move all caching here. Cache all NARY
2950 and REFERENCE translations.
2952 2010-03-19 David S. Miller <davem@davemloft.net>
2954 With help from Eric Botcazou.
2955 * config/sparc/sparc.c: Include dwarf2out.h.
2956 (emit_pic_helper): Delete.
2957 (pic_helper_symbol_name): Delete.
2958 (pic_helper_emitted_p): Delete.
2959 (pic_helper_needed): New.
2960 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2961 (get_pc_thunk_name): New.
2962 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2963 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2964 Set pic_helper_needed to true. Don't call emit_pic_helper.
2965 (sparc_expand_prologue): Update load_pic_register call.
2966 (sparc_output_mi_thunk): Likewise.
2967 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2968 thunk if possible. Output CFI information as needed.
2970 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2971 Jack Howarth <howarth@bromo.med.uc.edu>
2974 * config/i386/i386.h: Fix ABI on darwin x86-32.
2976 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2978 * tree.h: Declare make_decl_rtl_for_debug.
2979 * varasm.c (make_decl_rtl_for_debug): New.
2980 * dwarf2out.c (rtl_for_decl_location): Call it.
2981 * cfgexpand.c (expand_debug_expr): Call it.
2983 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2986 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2990 * var-tracking.c (vt_init_cfa_base): Do nothing if
2991 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2993 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2996 * var-tracking.c (canonicalize_vars_star): New.
2997 (dataflow_post_merge_adjust): Use it.
2999 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3002 * var-tracking.c (non_suitable_const): New function.
3003 (add_uses): For DEBUG_INSNs with constants, don't record any
3004 value, instead just the constant value itself.
3005 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3006 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3007 (emit_notes_in_bb): Likewise.
3008 (emit_note_insn_var_location): For onepart variables if
3009 cur_loc is a VOIDmode constant, use DECL_MODE.
3011 2010-03-18 Martin Jambor <mjambor@suse.cz>
3014 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3015 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3016 all non-clones. Moved call redirection...
3017 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3018 (cgraph_materialize_all_clones): Dispose of all
3019 combined_args_to_skip bitmaps.
3020 (verify_cgraph_node): Do not check for edges pointing to wrong
3021 nodes in inline clones.
3022 * tree-inline.c (copy_bb): Call
3023 cgraph_redirect_edge_call_stmt_to_callee.
3024 * ipa.c (cgraph_remove_unreachable_nodes): Call
3025 cgraph_node_remove_callees even when there are used clones.
3027 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3031 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3037 2010-03-18 Michael Matz <matz@suse.de>
3040 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3041 into sqrt(x) if we need to preserve signed zeros.
3043 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3044 Eric Botcazou <ebotcazou@adacore.com>
3046 PR rtl-optimization/43360
3047 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3048 note if we don't know its invariant status.
3050 2010-03-18 Michael Matz <matz@suse.de>
3052 PR tree-optimization/43402
3053 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3054 PHI chains of ssa names registered for update.
3056 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3059 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3060 non-offsettable and pre_modify update addressing.
3061 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3062 and "2" alternatives "#".
3063 (*movdd_softfloat32): Make all alternatives "#";
3064 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3065 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3066 (*movdf_softfloat32): Make all alternatives "#";
3067 (movdi): Use the new DIFD mode iterator to create a common splitter
3068 for movdi, movdf and movdd patterns.
3070 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3072 * common.opt (dumpdir): Remove redundant tab.
3074 2010-03-17 Martin Jambor <mjambor@suse.cz>
3076 PR tree-optimization/43347
3077 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3078 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3080 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3082 PR rtl-optimization/42216
3083 * regrename.c (create_new_chain): New function, broken out from...
3084 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3085 appending a use to an empty chain.
3086 (build_def_use): Remove previous changes that convert OP_INOUT to
3087 OP_OUT operands; instead detect the case where an OP_INOUT operand
3088 uses a previously untracked register and create an empty chain for it.
3090 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3092 * doc/extend.texi (Function Attributes): Rewrite unfinished
3093 sentence in ms_abi documentation.
3095 2010-03-17 Alan Modra <amodra@gmail.com>
3097 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3098 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3099 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3100 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3102 2010-03-16 Richard Henderson <rth@redhat.com>
3105 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3106 (lower_try_finally): Save and restore eh_seq around the expansion
3109 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3111 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3112 statements before splitting block.
3114 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3116 * doc/sourcebuild.texi (Testsuites): Fix markup.
3117 Use pathnames relative to gcc/testsuite.
3118 (Test Directives): Move description of how timeout is determined.
3119 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3120 (C Tests): Correct gcc.misc-tests directory.
3121 Framework tests now live in gcc.test-framework.
3123 2010-03-16 Richard Guenther <rguenther@suse.de>
3126 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3127 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3129 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3130 Alexandre Oliva <aoliva@redhat.com>
3132 PR tree-optimization/42917
3133 * lambda-code.c (remove_iv): Skip debug statements.
3134 (lambda_loopnest_to_gcc_loopnest): Likewise.
3135 (not_interesting_stmt): Debug statements are not interesting.
3137 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3141 * cselib.c (cselib_preserve_constants,
3142 cfa_base_preserved_val): New static variables.
3143 (preserve_only_constants): New function.
3144 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3145 clear its REG_VALUES. If cselib_preserve_constants, don't
3146 empty the whole hash table, but preserve there VALUEs with constants,
3147 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3148 (cselib_preserve_cfa_base_value): New function.
3149 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3150 (cselib_init): Change argument to int bitfield. Set
3151 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3153 (cselib_finish): Clear cselib_preserve_constants and
3154 cfa_base_preserved_val.
3155 * cselib.h (enum cselib_record_what): New enum.
3156 (cselib_init): Change argument to int.
3157 (cselib_preserve_cfa_base_value): New prototype.
3158 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3159 * dse.c (dse_step1): Likewise.
3160 * cfgcleanup.c (thread_jump): Likewise.
3161 * sched-deps.c (sched_analyze): Likewise.
3162 * gcse.c (local_cprop_pass): Likewise.
3163 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3164 If FN is non-NULL, call the callback always and whenever it returns
3165 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3166 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3167 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3168 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3169 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3170 * var-tracking.c: Include recog.h.
3171 (bb_stack_adjust_offset): Remove.
3172 (vt_stack_adjustments): Don't call it, instead just gather the
3173 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3174 (adjust_stack_reference): Remove.
3175 (compute_cfa_pointer): New function.
3176 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3177 (struct adjust_mem_data): New type.
3178 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3180 (get_address_mode): New function.
3181 (replace_expr_with_values): Use it.
3182 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3183 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3184 (adjust_sets): Remove.
3185 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3186 Use get_address_mode.
3187 (get_adjusted_src): Remove.
3188 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3189 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3190 (add_with_sets): Don't call adjust_sets.
3191 (fp_setter, vt_init_cfa_base): New functions.
3192 (vt_initialize): Change return type to bool. Move most of pool etc.
3193 initialization to the beginning of the function from end. Pass
3194 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3195 If !frame_pointer_needed, call vt_stack_adjustment before mos
3196 vector is filled, call vt_init_cfa_base if argp/framep has been
3197 eliminated to sp. If frame_pointer_needed and argp/framep has
3198 been eliminated to hard frame pointer, set
3199 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3200 encountering fp setter in the prologue. For MO_ADJUST, call
3201 log_op_type before pusing the op into mos vector, not afterwards.
3202 Call adjust_insn before cselib_process_insn/add_with_sets,
3203 call cancel_changes (0) afterwards.
3204 (variable_tracking_main_1): Adjust for vt_initialize calling
3205 vt_stack_adjustments and returning whether it succeeded or not.
3207 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3209 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3212 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3214 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3216 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3217 drap_reg has not been set.
3219 2010-03-15 Michael Matz <matz@suse.de>
3222 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3223 use it to expand block copies.
3224 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3225 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3226 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3228 2010-03-15 Richard Guenther <rguenther@suse.de>
3230 PR tree-optimization/43367
3231 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3234 2010-03-15 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/43317
3237 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3239 2010-03-15 Martin Jambor <mjambor@suse.cz>
3241 PR tree-optimization/43141
3242 * tree-sra.c (create_abstract_origin): New function.
3243 (modify_function): Call create_abstract_origin.
3245 2010-03-15 Chris Demetriou <cgd@google.com>
3247 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3250 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3253 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3254 call insert_out_of_ssa_copy for default definitions.
3256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-clast-to-gimple.c (my_long_long): Defined.
3259 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3260 * graphite-sese-to-poly.c (my_long_long): Defined.
3261 (scop_ivs_can_be_represented): Use it.
3263 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3265 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3266 graphite-max-bbs-per-function, and loop-block-tile-size.
3267 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3269 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3271 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3273 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3274 forward declaration.
3275 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3276 (add_upper_bounds_from_estimated_nit): New.
3277 (build_loop_iteration_domains): Use it.
3279 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3281 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3283 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3286 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3287 should be an INTEGER_CST. Also handle CASE_CONVERT.
3289 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3291 * graphite.c (graphite_initialize): To bound the number of bbs per
3292 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3293 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3294 * doc/invoke.texi: Document it.
3296 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3298 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3299 * graphite-sese-to-poly.h (build_poly_scop): Same.
3301 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3303 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3304 the number of parameters in the scop. Use as an upper bound
3305 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3306 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3307 * doc/invoke.texi: Document it.
3309 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3311 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3312 * doc/c-tree.texi: Remove.
3313 * doc/generic.texi: Merge c-tree.texi here.
3314 * doc/gccint.texi (Trees): Remove menu entry.
3315 (c-tree.texi): Remove @include.
3316 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3317 * doc/languages.texi (Reading RTL): Ditto.
3319 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3322 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3324 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3327 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3328 code added to work around reload clobbering CONST insns.
3330 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3332 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3333 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3334 (cselib_preserve_only_values): Remove retain argument, don't
3335 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3336 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3337 * var-tracking.c (micro_operation): Move insn field before union.
3338 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3339 (struct variable_tracking_info_def): Remove n_mos field, change
3340 mos into a vector of micro_operations.
3341 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3342 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3343 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3344 changing into a vector.
3345 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3346 come before all other uops generated by add_stores.
3347 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3349 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3350 a vector. Run just one pass over the bbs instead of separate counting
3351 and computation phase.
3352 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3355 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3356 into *nonlocalized_list vector.
3357 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3358 even if origin is non-NULL.
3359 (gen_variable_die): Likewise.
3360 (process_scope_var): Don't change origin.
3361 (gen_decl_die): Likewise.
3362 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3363 before adding new edges instead of after it, fix moving over
3366 2010-03-11 David S. Miller <davem@davemloft.net>
3368 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3370 * configure: Rebuild.
3372 2010-03-11 Martin Jambor <mjambor@suse.cz>
3374 PR tree-optimization/43257
3375 * tree.c (assign_assembler_name_if_neeeded): New function.
3376 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3378 * tree.h (assign_assembler_name_if_neeeded): Declare.
3379 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3380 the function if needed.
3382 2010-03-11 Chris Demetriou <cgd@google.com>
3384 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3385 include/stdint-gcc.h, and include/stdint.h world-readable.
3387 2010-03-11 Richard Guenther <rguenther@suse.de>
3389 PR tree-optimization/43255
3390 * tree-vrp.c (process_assert_insertions_for): Do not insert
3391 asserts for trivial conditions.
3393 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3395 PR tree-optimization/43280
3396 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3397 generation. Move calculation of size out of the if branch.
3398 (find_bswap): Modify compare number generation.
3400 2010-03-11 Richard Guenther <rguenther@suse.de>
3403 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3404 (input_gimple_stmt): Fixup handled component types during
3405 operand read. Also fix up decls in ADDR_EXPRs.
3407 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3409 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3410 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3412 2010-03-10 Jan Hubicka <jh@suse.cz>
3415 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3416 * varasm.c (get_variable_section): Don't do that here...
3417 (make_decl_rtl): ... and here.
3418 (do_assemble_alias): Produce decl RTL.
3419 (assemble_alias): Likewise.
3421 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3424 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3425 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3427 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3428 (based_loc_descr): Only express drap or vdrap regno based expressions
3429 using DW_OP_fbreg when not optimizing.
3430 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3431 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3432 REG_CFA_SET_VDRAP note.
3434 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3436 PR tree-optimization/43236
3437 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3438 error in calculation of base address in reverse iteration case.
3439 (generate_builtin): Take number of latch executions if the statement
3442 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3445 * tree-eh.c: Include pointer-set.h.
3446 (lower_eh_dispatch): Filter out duplicate case labels and
3447 remove the unneeded edge when the label is unused. Return
3448 true when some edges are removed.
3449 (execute_lower_eh_dispatch): When any lowering resulted in
3450 removing an edge, also delete unreachable blocks.
3452 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3455 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3456 UNSPEC_MACHOPIC_OFFSET.
3458 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3461 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3462 (m68k_delegitimize_address): New function.
3464 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3467 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3470 * var-tracking.c (adjust_sets): New function.
3471 (count_with_sets, add_with_sets): Use it.
3472 (get_adjusted_src): New inline function.
3473 (add_stores): Use it.
3476 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3477 call cselib_dummy_expand_value_rtx_cb instead of
3478 cselib_expand_value_rtx_cb.
3481 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3482 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3483 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3484 and .cfi_endproc around the pic thunks.
3485 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3486 all queued unwind info register saves are saved before the call.
3487 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3488 considered as sp-=4 for unwind info and the pop as sp+=4 which
3489 also clobbers dest, but doesn't actually restore it.
3492 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3493 RTX_FRAME_RELATED_P.
3495 2010-03-09 Jie Zhang <jie@codesourcery.com>
3497 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3498 whitespaces in output template.
3500 2010-03-09 Jie Zhang <jie@codesourcery.com>
3502 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3505 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3507 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3508 builtins.exp in a separate job.
3510 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3512 * graphite-sese-to-poly.c (add_param_constraints): Use
3513 lower_bound_in_type and upper_bound_in_type.
3515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3517 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3518 instead of unsigned_type_node.
3520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3521 Reza Yazdani <reza.yazdani@amd.com>
3524 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3525 on pointer type parameters.
3527 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3531 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3532 handle conversions from pointer to integers.
3533 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3534 induction variable, to be able to work with code generated by CLooG.
3535 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3536 (build_poly_scop): Bail out if we cannot codegen a loop.
3538 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3540 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3541 code generation with gloog_error.
3543 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3545 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3546 Call fold_convert on all the returned values.
3547 (expand_scalar_variables_expr): Pass to
3548 expand_scalar_variables_ssa_name the type of the resulting expression.
3550 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3552 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3553 ppl_min_for_le_pointset.
3554 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3555 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3557 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3559 * graphite-dependences.c (map_into_dep_poly): Removed.
3560 (dependence_polyhedron_1): Use combine_context_id_scat.
3562 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3564 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3565 (struct poly_bb): Same.
3566 (combine_context_id_scat): New.
3568 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3571 * sese.c (name_defined_in_loop_p): Return false for default
3574 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3576 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3577 and clean up the logic.
3579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3581 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3584 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3586 * var-tracking.c (remove_cselib_value_chains): Define only for
3588 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3589 delete_slot_part, emit_notes_for_differences_1): Don't call
3590 remove_cselib_value_chains here.
3591 (set_slot_part, emit_notes_for_differences_2): Don't call
3592 add_cselib_value_chains here.
3593 (preserved_values): New vector.
3594 (preserve_value): New function.
3595 (add_uses, add_stores, vt_add_function_parameters): Use it
3596 instead of cselib_preserve_value.
3597 (changed_values_stack): New vector.
3598 (check_changed_vars_0): New function.
3599 (check_changed_vars_1, check_changed_vars_2): Use it.
3600 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3601 changed_values_stack VALUEs.
3602 (vt_emit_notes): For all preserved_values call
3603 add_cselib_value_chains. If ENABLE_CHECKING call
3604 remove_cselib_value_chains before verifying value_chains is empty.
3605 Initialize and free changed_values_stack.
3606 (vt_initialize): Initialize preserved_values.
3607 (vt_finalize): Free preserved_values.
3609 2010-03-08 Richard Guenther <rguenther@suse.de>
3611 PR tree-optimization/43269
3612 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3615 2010-03-08 Martin Jambor <mjambor@suse.cz>
3617 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3618 (ipa_is_param_called): Removed.
3619 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3620 (ipa_print_node_params): Do not print the called flag.
3621 (ipa_write_node_info): Do not stream the called flag.
3622 (ipa_read_node_info): Likewise.
3624 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3627 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3628 * cselib.c (struct expand_value_data): Add dummy field.
3629 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3631 (cselib_dummy_expand_value_rtx_cb): New function.
3632 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3634 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3635 * var-tracking.c: Include pointer-set.h.
3636 (variable): Change n_var_parts to char from int. Add
3637 cur_loc_changed and in_changed_variables fields.
3638 (variable_canonicalize): Remove.
3639 (shared_var_p): New inline function.
3640 (unshare_variable): Maintain cur_loc_changed and
3641 in_changed_variables fields. If var was in changed_variables,
3642 replace it there with new_var. Just copy cur_loc instead of
3643 resetting it to something else.
3644 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3645 (dataflow_set_union): Don't call variable_canonicalize.
3646 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3647 of their DEBUG_EXPR_TREE_DECLs.
3648 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3649 and in_changed_variables and cur_loc_changed is false.
3650 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3651 and cur_loc_changed. Don't update cur_loc here.
3652 (variable_merge_over_src): Don't call variable_canonicalize.
3653 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3654 removing loc that is equal to cur_loc, clear cur_loc,
3655 set cur_loc_changed and ensure variable_was_changed is called.
3656 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3657 compare pointers in cur_loc check, if it is equal to loc,
3658 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3659 (variable_different_p): Remove compare_current_location argument,
3660 don't compare cur_loc.
3661 (dataflow_set_different_1): Adjust variable_different_p caller.
3662 (variable_was_changed): If dv had some var in changed_variables
3663 already, reset in_changed_variables flag for it and propagate
3664 cur_loc_changed over to the new variable. On empty var
3665 always set cur_loc_changed. Set in_changed_variables on whatever
3666 var is added to changed_variables.
3667 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3668 Use shared_var_p. When removing loc that is equal to cur_loc,
3669 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3670 end, don't set it to something else, just call variable_was_changed.
3671 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3672 loc being removed, clear cur_loc and set cur_loc_changed.
3673 Set cur_loc_changed if all locations have been removed.
3674 (struct expand_loc_callback_data): New type.
3675 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3676 allocated. Always create SUBREGs if simplify_subreg failed.
3677 Prefer to use cur_loc, when that fails and still in
3678 changed_variables (and seen first time) recompute it. Set
3679 cur_loc_changed of variables which had to change cur_loc and
3680 compute elcd->cur_loc_changed if any of the subexpressions used
3681 had to change cur_loc.
3682 (vt_expand_loc): Adjust to pass arguments in
3683 expand_loc_callback_data structure.
3684 (vt_expand_loc_dummy): New function.
3685 (emitted_notes): New variable.
3686 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3687 that weren't used for any other decl in current
3688 emit_notes_for_changes call call vt_expand_loc_dummy to update
3689 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3690 first loc_chain location if NULL before. Always use just
3691 cur_loc instead of first loc_chain location. When cur_loc_changed
3692 is false, when not --enable-checking=rtl just don't emit any note.
3693 When rtl checking, compute the note and assert it is the same
3694 as previous note. Clear cur_loc_changed and in_changed_variables
3695 at the end before removing from changed_variables.
3696 (check_changed_vars_3): New function.
3697 (emit_notes_for_changes): Traverse changed_vars to call
3698 check_changed_vars_3 on each changed var.
3699 (emit_notes_for_differences_1): Clear cur_loc_changed and
3700 in_changed_variables. Recompute cur_loc of new_var.
3701 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3702 (vt_emit_notes): Initialize and destroy emitted_notes.
3704 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3706 PR rtl-optimization/42220
3707 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3708 Use verify_reg_tracked to determine if we should use OP_OUT rather
3710 (build_def_use): If we see an in-out operand for a register that we
3711 know nothing about, treat is an output if possible, fail the block if
3714 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3717 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3720 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3723 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3724 uses of relevant DEFs that are dead outside the loop too.
3726 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3728 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3730 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3732 * var-tracking.c (values_to_unmark): New variable.
3733 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3734 values_to_unmark vector. Moved body to...
3735 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3736 instead queue it into values_to_unmark vector.
3737 (vt_find_locations): Free values_to_unmark vector.
3739 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3741 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3742 (site.exp): Export them when plugins are enabled.
3744 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3747 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3749 (chrec_fold_multiply): Same.
3751 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3754 * c-decl.c (build_compound_literal): Return early if init is
3757 2010-03-04 Martin Jambor <mjambor@suse.cz>
3759 PR tree-optimization/43164
3760 PR tree-optimization/43191
3761 * tree-sra.c (type_consists_of_records_p): Reject records with
3762 zero-size bit-fields at the end.
3764 2010-03-04 Mike Stump <mikestump@comcast.net>
3766 * Makefile.in (TAGS): Remove *.y.
3768 2010-03-04 Richard Guenther <rguenther@suse.de>
3770 PR tree-optimization/40761
3771 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3773 (my_rev_post_order_compute): New function.
3774 (init_pre): Call it.
3776 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3779 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3780 decrease the cost of an IV candidate when the cost is infinite.
3782 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3785 Use '3DNow!' for the extension of that name, ensure normal space
3787 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3789 2010-03-03 Jeff Law <law@redhat.com>
3791 * PR middle-end/32693
3792 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3793 than gen_rtx_SUBREG.
3794 (extract_bit_field_1): Likewise.
3796 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3798 * doc/sourcebuild.texi (Test directives): Document that arguments
3799 include-opts and exclude-opts are now optional for dg-skip-if,
3800 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3802 2010-03-03 Jason Merrill <jason@redhat.com>
3805 * cgraph.h (varpool_node): Add extra_name field.
3806 * varpool.c (varpool_extra_name_alias): New.
3807 (varpool_assemble_decl): Emit extra name aliases.
3808 (varpool_mark_needed_node): Look past an extra name alias.
3809 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3810 * lto-streamer-in.c (lto_input_tree): Read it.
3811 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3813 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3815 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3816 (sparc*-*-solaris2*): ...this.
3818 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3821 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3822 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3823 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3824 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3827 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3828 fallthrough to default handling, just with want_address 0 instead of 2.
3829 For single element lists, add_AT_loc directly, otherwise create an
3830 artificial variable DIE and stick location list to it.
3833 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3834 (VAL_EXPR_HAS_REVERSE): Define.
3835 (reverse_op): New function.
3836 (add_stores): For reversible operations add an extra MO_VAL_USE.
3838 2010-03-02 Jason Merrill <jason@redhat.com>
3840 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3842 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3844 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3845 (sparc64-*-linux*): Likewise.
3846 (sparc64-*-solaris2*): Include assembler files before linker ones.
3847 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3848 * config/sparc/gas.h: Delete.
3849 * config/sparc/sol2-64.h: Add copyright notice.
3850 * config/sparc/sol2-gas-bi.h: Likewise.
3851 * config/sparc/sol2-gld.h: Likewise.
3852 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3853 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3854 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3855 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3856 (sparc_elf_asm_named_section): Rename into...
3857 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3859 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3861 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3863 2010-03-02 Jeff Law <law@redhat.com>
3866 * reload1.c (rtx_p, substitute_stack): Declare.
3867 (substitute): Record addresses of changed rtxs.
3868 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3869 Restore the original rtx when complete.
3870 (reload): Free subsitute_stack when complete.
3872 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3874 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3875 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3877 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3878 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3879 Torture Tests): Change from subsection to section.
3881 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3882 Steven Bosscher <steven@gcc.gnu.org>
3884 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3887 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3890 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3891 the assignment from the new induction variable to the assignment
3892 of the value from the original loop PHI function.
3894 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3895 Daniel Jacobowitz <dan@codesourcery.com>
3897 * doc/sourcebuild.texi (Test directives): Clarify options to
3900 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3902 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3903 Disable cfi directives unless GCC and gas agree on using read-only
3904 .eh_frame sections for 64-bit.
3905 * configure: Regenerate.
3907 2010-03-01 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/43220
3910 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3911 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3913 2010-03-01 Richard Guenther <rguenther@suse.de>
3914 Martin Jambor <mjambor@suse.cz>
3917 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3918 gimplified parameters.
3920 2010-03-01 Christian Bruel <christian.bruel@st.com>
3922 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3924 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3926 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3928 2010-03-01 Richard Guenther <rguenther@suse.de>
3931 * expr.c (expand_assignment): Use the alias-oracle to tell
3932 if the rhs aliases the result decl.
3934 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3937 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3938 to sol_gt_pch_get_address.
3939 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3940 64-bit, SPARC and x86.
3941 (sol_gt_pch_get_address): New function.
3943 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3945 * toplev.h (inform_n, error_n): Declare.
3946 * diagnostic.c (inform_n, error_n): New function.
3948 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3950 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3951 has no rtl yet when processing local_decls, queue it and recheck
3952 if deferred stack allocation hasn't assigned it rtl.
3954 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3956 * config/sh/sh.c (unspec_bbr_uid): New.
3957 (gen_block_redirect): Use it instead of INSN_UID.
3958 (gen_far_branch): Likewise.
3960 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3963 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3965 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3967 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3968 (Warning Options): -Wno-conversion-null is valid for
3969 Objective-C++ as well.
3970 * doc/tm.texi (Named Address Spaces): Likewise.
3971 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3972 * doc/tree-ssa.texi (Tree SSA): Likewise.
3974 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3977 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3978 by default. Don't set the default arch for
3979 i[34567]86-*-darwin*|x86_64-*-darwin*.
3981 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3984 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3985 default. Set the default 32bit/64bit archs with $with_arch
3986 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3988 2010-02-27 Richard Guenther <rguenther@suse.de>
3990 PR tree-optimization/43186
3991 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3992 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3993 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3994 unroller iterations.
3996 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3998 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3999 required and i[34567]86-*-* targets don't support 64bit ISA.
4001 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4004 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4007 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4009 * config.gcc: Set the default arch at least to Prescott for
4010 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4011 if SSE math is enabled.
4013 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4015 * diagnostic.c (diagnostic_initialize): Update.
4016 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4018 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4019 (diagnostic_inhibit_notes): New.
4020 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4022 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4025 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4026 * doc/standards.texi: Likewise.
4027 * doc/extend.texi: Likewise.
4028 * doc/trouble.texi: Likewise.
4029 * doc/cppopts.texi: Likewise.
4030 * doc/install.texi: Likewise.
4031 * c.opt (std=c90,std=gnu90): New options.
4032 * c-opts.c (c_common_handle_option): Handle them.
4034 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4037 * c-decl.c (undeclared_variable): Use an informative note.
4039 2010-02-26 Richard Guenther <rguenther@suse.de>
4041 PR tree-optimization/43186
4042 * gimple.h (gimple_fold): Remove.
4043 * gimple.c (gimple_fold): Remove. Inline into single user ...
4044 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4045 Try harder for conditions.
4047 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4050 * function.c (used_types_insert): Don't skip through named pointer
4051 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4052 and it is different from the main variant's type.
4054 2010-02-26 Nick Clifton <nickc@redhat.com>
4056 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4058 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4060 * config.gcc: Support --with-fpmath=sse for x86.
4062 * config/i386/ssemath.h: New.
4064 * doc/install.texi (--with-fpmath=sse): Documented.
4066 2010-02-26 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/43188
4069 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4070 vector types of over-aligned element type.
4072 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4076 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4078 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4080 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4082 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4084 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4085 * var-tracking.c: Include diagnostic.h.
4086 (debug_dv): New function.
4087 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4090 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4091 (add_value_chain, add_value_chains, remove_value_chain,
4092 remove_value_chains): Handle DEBUG_EXPRs.
4093 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4096 * regcprop.c (struct queued_debug_insn_change): New type.
4097 (struct value_data_entry): Add debug_insn_changes field.
4098 (struct value_data): Add n_debug_insn_changes field.
4099 (debug_insn_changes_pool): New variable.
4100 (free_debug_insn_changes, apply_debug_insn_changes,
4101 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4102 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4103 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4105 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4107 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4108 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4109 changes, call cprop_find_used_regs via note_stores.
4110 (copyprop_hardreg_forward): When copying vd from predecessor
4111 which has any queued DEBUG_INSN changes, make sure the pointers are
4112 cleared. At the end call df_analyze and then if there are any
4113 DEBUG_INSN changes queued at the end of some basic block for still
4114 live registers, apply them.
4115 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4117 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4119 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4122 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4124 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4125 targets. Set the default with_cpu/with_arch from arch/cpu.
4126 Allow x86-64 and native for with_cpu/with_arch.
4128 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4130 * ebitmap.c: Change calls to verify_popcount with calls to
4131 sbitmap_verify_popcount.
4132 (ebitmap_clear_bit): Fixed map->cacheindex test and
4133 map>cache update when bit clearing results in an empty
4136 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4139 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4140 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4141 and support both V2DF and V2DI modes.
4142 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4143 support both V2DF and V2DI modes.
4144 (general): Delete trailing whitespace from a few patterns.
4146 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4147 V2DF/V2DI interleave high/low builtins.
4149 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4152 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4153 interleave high/low functions.
4155 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4157 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4158 #pragma extern_prefix.
4160 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4163 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4164 BLKmode, assert op0 is a MEM and just adjust its mode.
4167 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4168 if bitpos isn't multiple of mode's bitsize.
4170 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4172 * c.opt (-ftemplate-depth=): New.
4173 (-ftemplate-depth-): Deprecate.
4174 * optc-gen.awk: Handle -ftemplate-depth=.
4175 * opth-gen.awk: Likewise.
4176 * c-opts.c (c_common_handle_option): Likewise.
4177 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4179 2010-02-24 Jason Merrill <jason@redhat.com>
4181 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4183 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4185 * cfg.c (alloc_aux_for_block): Remove inline.
4186 (alloc_aux_for_edge): Likewise.
4188 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4190 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4192 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4194 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4195 * config/i386/sol2-gas.h: New file.
4196 * config.gcc (i[34567]86-*-solaris2*): Use it.
4198 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4201 * c-typeck.c (ep_convert_and_check): New.
4202 (build_conditional_expr): Use it.
4203 (build_binary_op): Likewise.
4205 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4207 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4210 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4211 bounds even for -O+.
4212 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4213 expr needs to have DECL_NAME set.
4215 2010-02-24 Nick Clifton <nickc@redhat.com>
4217 * config/mep/mep.c: Include gimple.h.
4218 (mep_function_uses_sp): Delete unused function.
4219 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4220 parameters. Use unsigned integers to count args. Return a
4221 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4223 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4226 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4227 greater or equal to nelt instead of 2 * nelt.
4228 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4231 2010-02-23 Jason Merrill <jason@redhat.com>
4234 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4235 in cfun->local_decls even if they have register types.
4238 * stor-layout.c (place_field): Don't warn about unnecessary
4239 DECL_PACKED if the type is packed.
4241 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4244 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4245 GOTOFF relocs, even when the base reg isn't pic pointer.
4247 2010-02-23 Michael Matz <matz@suse.de>
4250 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4251 (expand_gimple_basic_block): Generate and use debug temps if there
4252 are debug uses left after the last real use of TERed ssa names.
4253 Unlink debug immediate uses when they are expanded.
4255 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4258 * config/i386/i386.c (override_options): Reorganise to provide
4259 better error messages.
4261 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4264 * graphite-scop-detection.c (create_single_exit_edge): Move
4265 the call to find_single_exit_edge to....
4266 (create_sese_edges): ...here. Don't handle multiple edges
4267 exiting the function.
4268 (build_graphite_scops): Don't handle multiple edges
4269 exiting the function.
4271 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4274 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4275 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4277 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4280 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4282 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4285 * c-typeck.c (convert_arguments): Print declaration location.
4286 * c-common.c (validate_nargs): Rename as
4287 builtin_function_validate_nargs.
4288 (check_builtin_function_arguments): Update.
4290 2010-02-22 Richard Guenther <rguenther@suse.de>
4293 * tree-inline.c (declare_return_variable): Use the type of
4294 the call stmt lhs if available.
4296 2010-02-22 Duncan Sands <baldrick@free.fr>
4298 * passes.c (register_pass): Always consider all pass lists when
4299 ref_pass_instance_number is zero.
4301 2010-02-22 Richard Guenther <rguenther@suse.de>
4303 PR tree-optimization/42749
4304 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4305 parameter. Do arithmetic in the original type.
4306 (update_accumulator_with_ops): Likewise.
4307 (adjust_accumulator_values): Adjust.
4309 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4311 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4312 (QI to BLKmode splitter): New splitter.
4314 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4316 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4317 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4319 2010-02-22 Richard Guenther <rguenther@suse.de>
4321 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4323 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4325 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4326 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4327 ($(T)crti.o, $(T)crtn.o): Remove rules.
4329 2010-02-21 Tobias Burnus <burnus@net-b.de>
4332 * doc/invoke.texi (-fassociative-math): Document that this
4333 option is automatically enabled for Fortran.
4335 2010-02-20 David S. Miller <davem@davemloft.net>
4337 * configure.ac: Test if linker and assembler properly support
4338 GOTDATA_OP relocations.
4339 * configure: Rebuild.
4340 * config.in: Likewise.
4341 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4342 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4343 (movsi_high_pic): Likewise.
4344 (movdi_lo_sum_pic): Likewise.
4345 (movdi_high_pic): Likewise.
4346 (movsi_pic_gotdata_op): New pattern.
4347 (movdi_pic_gotdata_op): Likewise.
4348 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4349 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4351 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4355 attribute to ssemul.
4356 (xop_mulv2div2di3_high): Ditto.
4358 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4361 * c.opt (Wconversion-null): New option.
4362 * doc/invoke.texi (Wconversion-null): Document.
4364 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4366 * common.opt (Wlarger-than-): Add Undocumented.
4368 2010-02-19 Mike Stump <mikestump@comcast.net>
4370 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4372 2010-02-19 Jason Merrill <jason@redhat.com>
4375 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4376 * configure: Likewise.
4378 2010-02-20 Alan Modra <amodra@gmail.com>
4381 * cgraph.h (cgraph_make_decl_local): Declare.
4382 * cgraph.c (cgraph_make_decl_local): New function.
4383 (cgraph_make_node_local): Use it.
4384 * cgraphunit.c (cgraph_function_versioning): Likewise.
4385 * ipa.c (function_and_variable_visibility): Likewise.
4387 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4390 * except.c (sjlj_emit_function_enter): Don't call
4391 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4393 * rtl.h (add_reg_br_prob_note): Remove prototype.
4395 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4398 * c-common.c (conversion_warning): Remove widening conversions
4399 before checking the conversion of integers to reals.
4401 2010-02-19 Mike Stump <mikestump@comcast.net>
4404 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4407 * cgraphunit.c (process_function_and_variable_attributes): Check
4408 DECL_PRESERVE_P instead of looking up attribute "used".
4409 * ipa-pure-const.c (check_decl): Likewise.
4410 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4411 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4412 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4413 instead of attribute "used".
4414 * config/sol2-c.c (solaris_pragma_init): Likewise.
4415 (solaris_pragma_fini): Likewise.
4417 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4419 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4420 Use XCNEW instead of xcalloc.
4421 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4422 XNEW instead of xmalloc.
4423 (get_fields): Use XNEWVEC instead of xmalloc.
4426 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4427 populate vars array.
4428 (create_new_general_access): For debug stmts just reset value.
4429 (get_stmt_accesses): For accesses within debug stmts just record them
4430 using add_access_to_acc_sites instead of preventing the peeling or
4431 counting them as accesses.
4434 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4436 2010-02-19 Richard Guenther <rguenther@suse.de>
4438 PR tree-optimization/42916
4439 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4442 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4444 * configure.ac: Replace all uses of changequote in macro arguments
4445 with proper quoting.
4447 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4450 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4452 2010-02-19 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/42944
4455 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4456 test for aliasing with errno.
4458 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4461 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4462 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4463 * dojump.c: Include output.h.
4464 (inv): New inline function.
4465 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4466 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4467 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4468 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4469 argument, pass it down to other calls.
4470 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4471 add REG_BR_PROB note to the conditional jump.
4472 * cfgexpand.c (add_reg_br_prob_note): Removed.
4473 (expand_gimple_cond): Don't call it, add the probability
4474 as last argument to jumpif_1/jumpifnot_1.
4475 * Makefile.in (dojump.o): Depend on output.h.
4476 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4478 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4479 * stmt.c (do_jump_if_equal): Likewise.
4480 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4481 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4482 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4484 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4485 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4486 jumpifnot_1 callers.
4487 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4489 (store_expr): Adjust jumpifnot caller.
4490 (store_constructor): Adjust jumpif caller.
4493 * gimplify.c (gimple_boolify): For __builtin_expect call
4494 gimple_boolify also on its first argument.
4496 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4498 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4500 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4501 * configure: Regenerated.
4503 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4505 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4506 lang_hooks.types_compatible_p instead of comptypes.
4508 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4510 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4511 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4512 if __prefer_thumb__ is defined.
4514 2010-02-18 Martin Jambor <mjambor@suse.cz>
4516 PR tree-optimization/43066
4517 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4518 array with zero-sized element type.
4520 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4522 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4523 rtx, allocate struct var_loc_node here and return it to the
4524 caller, and only if it is actually needed.
4525 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4526 move it earlier and return immediately if it returns NULL.
4528 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4530 * config/sparc/gas.h: New file. Restore
4531 TARGET_ASM_NAMED_SECTION to its ELF default.
4532 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4534 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4535 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4536 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4537 after sparc/sysv4.h.
4539 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4541 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4543 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4545 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4546 patterns from predicated pattern.
4548 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4552 for insn mnemonic suffix.
4554 2010-02-17 Richard Guenther <rguenther@suse.de>
4556 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4559 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4562 * caller-save.c (save_call_clobbered_regs): If BB ends with
4563 a DEBUG_INSN, move any notes in between last real insn and the last
4564 DEBUG_INSN after the last DEBUG_INSN.
4566 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4568 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4569 Fix return type. Fix argument type. Explain meaning of return value.
4571 2010-02-16 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/41043
4574 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4575 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4577 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4579 2010-02-16 Ira Rosen <irar@il.ibm.com>
4581 PR tree-optimization/43074
4582 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4583 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4584 vectorizable cycles in hybrid SLP check.
4585 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4587 2010-02-16 Richard Guenther <rguenther@suse.de>
4589 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4590 (true_dependence): If memrefs_conflict_p computes must-alias
4591 trust it. Move TBAA check after offset-based disambiguation.
4592 (canon_true_dependence): Likewise.
4594 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4596 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4597 * doc/invoke.texi: Document it.
4598 * var-tracking.c: Include toplev.h and params.h.
4599 (vt_find_locations): Return bool indicating success. Compute
4600 hash sizes unconditionally. Check new parameter, report.
4601 (variable_tracking_main_1): Check vt_find_locations results and
4602 retry. Renamed from...
4603 (variable_tracking_main): ... this. New wrapper to preserve
4604 flag_var_tracking_assignments.
4605 * Makefile.in (var-tracking.o): Adjust dependencies.
4607 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4608 Jakub Jelinek <jakub@redhat.com>
4611 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4612 if weak_import attribute is present.
4613 * config/darwin.c (machopic_select_section): Likewise.
4615 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4617 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4618 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4619 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4620 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4622 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4625 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4628 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4629 Rewrite text to refer to the names.
4631 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4633 * config/i386/i386-builtin-types.def
4634 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4635 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4636 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4637 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4638 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4639 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4640 IX86_BUILTIN_VPERMIL2PS256.
4641 (MULTI_ARG_4_DF2_DI_I): Defined.
4642 (MULTI_ARG_4_DF2_DI_I1): Defined.
4643 (MULTI_ARG_4_SF2_SI_I): Defined.
4644 (MULTI_ARG_4_SF2_SI_I1): Defined.
4645 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4646 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4647 __builtin_ia32_vpermil2ps256.
4648 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4649 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4650 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4651 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4652 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4653 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4654 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4655 CODE_FOR_xop_vpermil2v8sf3.
4656 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4657 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4658 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4659 (_mm256_permute2_pd): New.
4660 (_mm_permute2_ps): New.
4661 (_mm256_permute2_ps): New.
4663 2010-02-15 Nick Clifton <nickc@redhat.com>
4665 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4666 boolean parameters. Use emit_jump_insn when emitting a pop
4667 instruction containing a return insn.
4668 (push): Use 'true' rather than '1' as second parameter to F.
4669 (h8300_expand_prologue): Likewise.
4670 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4671 (h8300_expand_epilogue): Likewise.
4673 2010-02-15 Richard Guenther <rguenther@suse.de>
4676 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4679 2010-02-15 Nick Clifton <nickc@redhat.com>
4681 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4684 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4686 * intl.c (fake_ngettext): New function.
4687 * intl.h (fake_ngettext): Declare.
4688 (ngettext): Define macro.
4689 * collect2.c (notice_translated): New function.
4690 (main): Use notice_translated and ngettext.
4691 * collect2.h (notice_translated): Declare.
4693 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4695 * reorg.c (delete_computation): Comment fixes.
4696 * caller-save.c (setup_save_areas): Idem.
4697 * sel-sched-dump.c (dump_lv_set): Idem.
4700 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4702 * config/s390/s390.c (s390_sched_init): New function.
4703 (TARGET_SCHED_INIT): Target hook defined.
4705 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4706 Jack Howarth <howarth@bromo.med.uc.edu>
4707 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4710 Partial revert of unintended change in fix for PR41605.
4711 * config/darwin.h: Fix typo.
4712 * config/darwin9.h: Same.
4714 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4716 * c-pch.c (pch_init): Clear v.
4718 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4721 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4722 graphite_can_represent_init for MULT_EXPR.
4724 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4728 * graphite-sese-to-poly.c (remove_phi): New.
4729 (translate_scalar_reduction_to_array): Call remove_phi.
4731 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4734 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4735 * graphite-clast-to-gimple.h (gloog): Update declaration.
4736 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4737 * graphite-poly.h (struct poly_bb): Add missing comments.
4738 (struct scop): Add poly_scop_p field.
4740 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4741 * graphite.c (graphite_transform_loops): Build the polyhedral
4742 representation for each scop before code generation.
4743 * sese.c (rename_variables_in_operand): Removed.
4744 (rename_variables_in_expr): Return the renamed expression.
4745 (rename_sese_parameters): New.
4746 * sese.h (rename_sese_parameters): Declared.
4748 2010-02-11 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/42998
4751 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4752 POINTER_PLUS_EXPR properly.
4754 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4755 Changpeng Fang <changpeng.fang@amd.com>
4758 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4759 the cost of an IV candidate when the IV is used in a test against zero.
4761 * gcc.dg/tree-ssa/ivopts-3.c: New.
4763 2010-02-11 Richard Guenther <rguenther@suse.de>
4766 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4767 pointer-vs-decl case by swapping refs. Handle some cases
4768 of pointer-vs-decl disambiguations more conservatively.
4769 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4770 to false after expanding.
4772 2010-02-11 Richard Guenther <rguenther@suse.de>
4775 * gcc.c (process_command): Handle LTO file@offset case more
4778 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4780 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4781 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4783 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4785 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4786 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4787 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4788 Optimize eq/ne comparisons when both arguments are known to be
4790 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4791 Don't mask operands unnecessarily if they are known to be already
4794 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4796 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4799 2010-02-10 Richard Guenther <rguenther@suse.de>
4801 PR tree-optimization/43017
4802 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4803 for wrapping signed arithmetic.
4805 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4808 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4809 if no debug info should be emitted for it.
4811 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4813 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4814 note when flag_exceptions is set.
4816 2010-02-10 Duncan Sands <baldrick@free.fr>
4818 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4820 2010-02-10 Richard Guenther <rguenther@suse.de>
4823 * tree.c (get_unwidened): Handle constants.
4824 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4826 2010-02-10 Martin Jambor <mjambor@suse.cz>
4829 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4830 check for variable argument counts independently.
4832 2010-02-10 Christian Bruel <christian.bruel@st.com>
4835 * config/sh/sh.c (find_barrier): Increase length for non delayed
4836 conditional branches.
4838 2010-02-10 Christian Bruel <christian.bruel@st.com>
4840 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4842 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4844 * builtins.c (set_builtin_user_assembler_name): Also handle
4845 ffs if int is smaller than word.
4847 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4850 * ira-conflicts.c (get_dup): Remove.
4851 (process_reg_shuffles): Add new parameter. Use it as an
4852 additional guard for copy generation.
4853 (add_insn_allocno_copies): Rewrite.
4855 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4857 * common.opt (fsched2-use-traces): Preserved for backward
4859 * doc/invoke.texi: Remove the documentation about option
4860 -fsched2-use-traces.
4861 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4862 flag_sched2_use_traces.
4863 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4864 the backward compatibility flag section.
4866 2010-02-09 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/43008
4869 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4870 make HEAP variables initialized from global memory if they
4871 are not known builtin functions.
4872 (find_func_aliases): Adjust.
4874 2010-02-09 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/43000
4877 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4878 arithmetic manually.
4880 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4882 PR tree-optimization/42931
4883 * tree-loop-linear.c (try_interchange_loops): Don't call
4884 double_int_mul if estimated_loop_iterations failed.
4886 2010-02-08 Martin Jambor <mjambor@suse.cz>
4889 * tree-sra.c (build_accesses_from_assign): Do not mark in
4890 should_scalarize_away_bitmap if stmt has volatile ops.
4891 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4894 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4896 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4898 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4900 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4903 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4906 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4908 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4911 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4912 to unknown_dependence.
4913 (graphite_legal_transform_dr): Handle the unknown_dependence.
4914 (graphite_carried_dependence_level_k): Same.
4916 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4918 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4920 2010-02-07 Richard Guenther <rguenther@suse.de>
4923 * expr.c (get_inner_reference): Always initialize *pbitsize.
4925 2010-02-07 Richard Guenther <rguenther@suse.de>
4928 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4929 new ARRAY_REFs on variable size element or minimal index arrays.
4931 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4932 gimple_fold_indirect_ref.
4934 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4937 * arm.c (arm_override_options): Just return if the user has specified
4938 an invalid fpu name.
4940 2010-02-03 Jason Merrill <jason@redhat.com>
4943 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4944 i386_pe_maybe_record_exported_symbol.
4946 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4949 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4950 (pa_delegitimize_address): New function.
4952 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4954 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4955 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4957 2010-02-05 Richard Guenther <rguenther@suse.de>
4960 * lto-streamer-in.c (get_resolution): Deal with references
4961 to undefined functions.
4963 2010-02-05 Richard Guenther <rguenther@suse.de>
4965 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4966 (fold_const_aggregate_ref): Likewise.
4967 (ccp_fold_stmt): Substitute loads.
4968 (maybe_fold_reference): Verify types before substituting.
4970 (fold_gimple_assign): Unshare properly.
4971 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4973 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4975 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4976 for rs6000_gen_cell_microcode.
4978 2010-02-04 Richard Guenther <rguenther@suse.de>
4980 PR rtl-optimization/42952
4981 * dse.c (const_or_frame_p): Remove MEM handling.
4983 2010-02-04 Nick Clifton <nickc@redhat.com>
4985 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4986 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4987 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4988 (mn10300_asm_output_mi_thunk): New function.
4989 (mn10300_can_output_mu_thunk): New function.
4990 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4991 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4992 (FUNCTION_ARG): Delete incorrect comment.
4994 2010-02-03 Jason Merrill <jason@redhat.com>
4997 * fold-const.c (operand_equal_p): Handle erroneous types.
4999 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5001 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5003 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5005 PR rtl-optimization/42941
5006 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5009 2010-02-03 Jason Merrill <jason@redhat.com>
5012 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5014 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5017 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5018 (cselib_reset_table): Renamed from...
5019 (cselib_reset_table_with_next_value): ... this.
5020 (cselib_get_next_uid): Renamed from...
5021 (cselib_get_next_unknown_value): ... this.
5022 * cselib.c (next_uid): Renamed from...
5023 (next_unknown_value): ... this.
5024 (cselib_clear_table): Adjust.
5025 (cselib_reset_table): Adjust. Renamed from...
5026 (cselib_reset_table_with_next_value): ... this.
5027 (cselib_get_next_uid): Adjust. Renamed from...
5028 (cselib_get_next_unknown_value): ... this.
5029 (get_value_hash): Use hash.
5030 (cselib_hash_rtx): Likewise.
5031 (new_cselib_val): Adjust. Set and dump uid.
5032 (cselib_lookup_mem): Pass next_uid as hash.
5033 (cselib_subst_to_values): Likewise.
5034 (cselib_log_lookup): Dump uid.
5035 (cselib_lookup): Pass next_uid as hash. Adjust.
5036 (cselib_process_insn): Adjust.
5037 (cselib_init): Initialize next_uid.
5038 (cselib_finish): Adjust.
5039 (dump_cselib_table): Likewise.
5040 * dse.c (canon_address): Dump value uid.
5041 * print-rtl.c (print_rtx): Print value uid.
5042 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5044 (dv_uid): New function, sort of renamed from...
5045 (dv_htab_hash): ... this, reimplemented in terms of it and...
5046 (dv_uid2hash): ... this. New.
5047 (variable_htab_eq): Drop excess assertions.
5048 (tie_break_pointers): Removed.
5049 (canon_value_cmp): Compare uids.
5050 (variable_post_merge_New_vals): Print uids.
5051 (vt_add_function_parameters): Adjust.
5052 (vt_initialize): Reset table. Adjust.
5054 2010-02-03 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/42944
5057 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5058 (call_may_clobber_ref_p_1): Likewise. Properly handle
5059 malloc and calloc clobbering errno.
5061 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5063 * doc/invoke.texi: Fix name of sched1 dump.
5065 * opts.c (decode_options): Set flag_tree_switch_conversion
5066 only conditionally on optimize >= 2.
5068 * gcse.c: Assorted comment fixes in pass description.
5070 2010-02-03 Anthony Green <green@moxielogic.com>
5072 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5073 nop padding in order to maintain alignment of storage location of
5074 target function address.
5075 (moxie_trampoline_init): Store target function address at newly
5077 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5079 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5081 2010-02-03 Richard Guenther <rguenther@suse.de>
5084 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5086 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5088 * config.gcc: Reenable check for obsolete targets.
5089 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5090 mips-sgi-irix6.[0-4]*.
5092 2010-02-02 Nick Clifton <nickc@redhat.com>
5094 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5095 constant size of 4 as being the same as 0.
5096 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5097 can take values in the range 0..4.
5099 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5102 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5103 as _darwin10_Unwind_FindEnclosingFunction().
5104 * libgcc-libsystem.ver: New.
5106 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5109 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5110 implicitly set registers.
5112 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5114 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5115 (arm_override_options): Allow automatic selection of the thread
5116 pointer register if thumb2.
5117 (legitimize_pic_address): Improve code sequences for Thumb2.
5118 (arm_call_tls_get_addr): Likewise.
5119 (legitimize_tls_address): Likewise.
5120 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5121 (pic_load_addr_32bit): ... this. New named pattern.
5122 * thumb2.md (pic_load_addr_thumb2): Delete.
5123 (pic_load_dot_plus_four): Delete.
5124 (tls_load_dot_plus_four): New named pattern.
5126 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5129 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5130 Document fix for TLS bug.
5132 2010-01-31 Richard Guenther <rguenther@suse.de>
5134 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5135 conservatively correct.
5137 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5141 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5143 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5145 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5149 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5151 * config.gcc: Adjust order of makefile fragments for mingw targets.
5153 2010-01-31 Richard Guenther <rguenther@suse.de>
5156 * gimplify.c (gimplify_init_constructor): For volatile LHS
5157 initialize a temporary.
5159 2010-01-31 Matthias Klose <doko@ubuntu.com>
5161 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5163 * configure: Regenerate.
5165 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5167 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5168 the same alias set and their sizes different constantness.
5169 (aliasing_component_refs_p): Revert 2009-10-24 change.
5171 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5173 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5176 2010-01-29 Richard Guenther <rguenther@suse.de>
5178 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5179 Assert we successfully updated the call.
5181 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5183 PR rtl-optimization/42889
5184 * df.h (df_set_bb_dirty_nonlr): New prototype.
5185 * df-core.c (df_set_bb_dirty_nonlr): New function.
5186 * df-scan.c (df_insn_rescan): Call it instead of
5187 df_set_bb_dirty for DEBUG_INSNs.
5189 2010-01-29 Richard Guenther <rguenther@suse.de>
5192 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5193 quadratic behavior in most cases.
5195 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5198 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5199 in the call to gen_x86_movsicc_0_m1.
5201 2010-01-28 Richard Guenther <rguenther@suse.de>
5203 PR tree-optimization/42871
5204 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5206 2010-01-28 Richard Guenther <rguenther@suse.de>
5208 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5209 into call arguments.
5211 2010-01-28 Richard Guenther <rguenther@suse.de>
5214 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5215 the forwarder if the destination is an EH landing pad.
5217 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5219 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5220 block list passed to gimple_duplicate_sese_tail.
5221 (parallelize_loops): Avoid parallelization when the function
5223 Avoid parallelization when the preheader is IRREDUCIBLE.
5224 Try to optimize when estimated_loop_iterations_int is unresolved.
5225 Add the loop's location to the dump file.
5226 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5227 (gimple_duplicate_sese_tail): Remove the check for the latch.
5228 Redirect nexits to the exit block.
5229 Remove handling of the incoming edges to the latch.
5230 Redirect the backedge from the copied latch to the exit bb.
5232 2010-01-28 Michael Matz <matz@suse.de>
5235 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5236 Wrap force_reg into a sequence, emit it before user.
5238 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5240 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5242 (arm_legacy_rev): Likewise.
5243 (thumb_legacy_rev): Likewise.
5245 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5247 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5248 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5249 on MEM's address failed, try avoid_constant_pool_reference and
5250 recurse if it returned something different.
5251 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5252 address, try avoid_constant_pool_reference and recurse if it
5253 returned something different.
5254 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5255 address and avoid_constant_pool_reference returned something
5256 different, don't set have_address.
5258 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5261 * var-tracking.c (val_store): Add modified argument, obey it.
5263 (count_uses): Move down logging of main.
5264 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5265 don't need resolution.
5266 (emit_notes_in_bb): Likewise.
5268 2010-01-27 Richard Guenther <rguenther@suse.de>
5271 * tree-inline.c (remap_decl): Delay remapping of SSA name
5272 default definitions until we need them.
5274 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5276 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5277 (rs6000_delegitimize_address): New function.
5279 * config/s390/s390.c (s390_delegitimize_address): Call
5280 delegitimize_mem_from_attrs.
5283 * tree-inline.c (cannot_copy_type_1): Removed.
5284 (copy_forbidden): Don't forbid copying of functions containing
5285 records/unions with variable length fields.
5287 2010-01-27 Christian Bruel <christian.bruel@st.com>
5291 * config/sh/sh.c (find_barrier): Increase length for non delayed
5292 conditional branches.
5294 2010-01-27 Matthias Klose <doko@ubuntu.com>
5296 * configure.ac (gnu-unique-object): Fix ldd version check.
5297 * configure: Regenerate.
5299 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5301 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5303 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5304 Test for HAVE_GNU_AS value.
5306 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5308 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5309 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5310 INT64_TYPE): Define.
5311 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5312 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5313 INT_LEAST64_TYPE): Define.
5314 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5315 UINT_LEAST64_TYPE): Define.
5316 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5317 INT_FAST64_TYPE): Define.
5318 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5319 UINT_FAST64_TYPE): Define.
5320 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5321 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5322 (SIG_ATOMIC_TYPE): Define.
5324 2010-01-26 Richard Guenther <rguenther@suse.de>
5326 * df-scan.c (df_scan_set_bb_info): Remove assert.
5327 (df_insn_rescan_debug_internal): Merge asserts.
5328 (df_install_ref): Likewise.
5329 (df_mark_reg): Use bitmap_set_range.
5330 (df_hard_reg_used_p): Remove assert.
5331 (df_hard_reg_used_count): Likewise.
5333 2010-01-26 Richard Guenther <rguenther@suse.de>
5335 PR rtl-optimization/42685
5336 * web.c (web_main): Ignore DEBUG_INSNs.
5338 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5340 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5342 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5343 Fix types of fndecl and arglist parameters.
5345 2010-01-26 Richard Guenther <rguenther@suse.de>
5348 * tree-eh.c (unsplit_eh): Skip debug insns.
5350 2010-01-26 Richard Guenther <rguenther@suse.de>
5352 PR tree-optimization/42250
5353 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5355 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5358 * omp-low.c (expand_omp_sections): Only use single_pred if
5359 l2_bb is single_pred_p.
5361 2010-01-25 Christian Bruel <christian.bruel@st.com>
5364 * config/sh/sh.c (find_barrier): Increase length for non delayed
5365 conditional branches.
5366 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5368 2010-01-24 David S. Miller <davem@davemloft.net>
5370 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5371 define if not using GAS.
5372 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5373 Likewise. Delete SECTION_MERGE code, which is only applicable
5376 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5379 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5380 mangling of va_list in system headers.
5382 2010-01-23 Toon Moene <toon@moene.org>
5384 * tree-predcom.c (combine_chains): Return NULL, not false.
5386 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5388 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5389 initialization of variable res to agree with return type.
5391 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5393 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5394 * tree-sra.c: Add include of expr.h.
5396 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5398 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5399 insert the debug stmt on the single non-EH edge from the stmt.
5401 2010-01-22 Richard Henderson <rth@redhat.com>
5404 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5405 the RHS until after generate_subtree_copies has insertted its
5406 code before the current statement.
5408 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5410 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5412 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5414 2010-01-21 Martin Jambor <mjambor@suse.cz>
5416 PR tree-optimization/42585
5417 * tree-sra.c (struct access): New field grp_total_scalarization.
5418 (dump_access): Dump the new field.
5419 (should_scalarize_away_bitmap): New variable.
5420 (cannot_scalarize_away_bitmap): Likewise.
5421 (sra_initialize): Allocate new bitmaps.
5422 (sra_deinitialize): Free new bitmaps.
5423 (create_access_1): New function.
5424 (create_access): Parts moved to create_access_1.
5425 (type_consists_of_records_p): New function.
5426 (completely_scalarize_record): Likewise.
5427 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5428 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5429 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5431 (analyze_all_variable_accesses): Completely scalarize small eligible
5434 2010-01-21 Martin Jambor <mjambor@suse.cz>
5436 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5438 2010-01-21 Andrew Haley <aph@redhat.com>
5440 * gcc.c (process_command): Move lang_specific_driver before
5441 setting cc_libexec_prefix.
5443 2010-01-21 Richard Guenther <rguenther@suse.de>
5446 * fold-const.c (negate_expr_p): Pretend only negative
5447 real constants are easily negatable.
5449 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5450 Jason Merrill <jason@redhat.com>
5452 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5453 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5454 * calls.c (initialize argument_information): Handle it.
5455 * c-common.c (handle_transparent_union_attribute): Use new name.
5456 * c-decl.c (finish_struct): Ditto.
5457 * c-typeck.c (type_lists_compatible_p): Ditto.
5458 (convert_for_assignment): Use new name and also handle record.
5459 * function.c (aggregate_value_p): Handle it.
5460 (pass_by_reference): Ditto.
5461 (assign_parm_data_types): Ditto.
5462 * print-tree.c (print_node): Ditto.
5463 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5464 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5465 * tree.c (first_field): New fn.
5467 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5470 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5471 even when linking statically, for now.
5473 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5476 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5477 without a cselib val.
5478 (count_uses): Accept MO_VAL_SET with no val on stores.
5479 (add_stores): Likewise.
5481 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5483 * var-tracking.c (check_value_val): Add a compile time assertion.
5484 (dv_is_decl_p): Simplify.
5485 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5486 gcc_assert if ENABLE_CHECKING.
5488 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5491 * var-tracking.c: Include tree-flow.h.
5492 (mem_dies_at_call): New.
5493 (dataflow_set_preserve_mem_locs): Use it.
5494 (dataflow_set_remove_mem_locs): Likewise.
5495 (dump_var): Renamed from dump_variable. Adjust all callers.
5496 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5497 * Makefile.in (var-tracking.o): Adjust deps.
5499 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5501 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5503 2010-01-20 Richard Guenther <rguenther@suse.de>
5505 PR tree-optimization/42717
5506 * tree-ssa-dce.c (get_live_post_dom): Remove.
5507 (forward_edge_to_pdom): Take an arbitrary edge to copy
5508 degenerate PHI args from.
5509 (remove_dead_stmt): Use the first post-dominator even if it
5510 does not contain live statements as redirection destination.
5512 2010-01-20 Richard Guenther <rguenther@suse.de>
5514 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5516 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5518 * sel-sched.c (create_speculation_check): Remove set but not used
5520 (try_transformation_cache): Remove set but not used variable ds.
5521 (calculate_privileged_insns): Remove set but not used variables
5522 cur_insn and min_spec_insn.
5523 (find_best_expr): Remove set but not used variable avail_n.
5524 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5526 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5528 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5529 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5532 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5535 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5536 cpu types. Add support for *-sse3 cpu types.
5537 (x86_64-*-*): Ditto.
5539 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5542 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5543 argument, call initializer_constant_valid_p_1 instead of
5544 initializer_constant_valid_p, pass CACHE to it, return NULL
5545 immediately if first call returns NULL.
5546 (initializer_constant_valid_p_1): New function.
5547 (initializer_constant_valid_p): Use it.
5549 2010-01-20 Thomas Quinot <quinot@adacore.com>
5551 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5553 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5555 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5556 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5557 (loc_list_from_tree): Don't handle unsigned division. Handle
5558 signed modulo using DW_OP_{over,over,div,mul,minus}.
5559 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5560 modulo instead of signed.
5562 2010-01-20 DJ Delorie <dj@redhat.com>
5564 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5566 (h8300_emit_stack_adjustment): Propogate it.
5568 (h8300_expand_prologue): Likewise.
5569 (h8300_expand_epilogue): Likewise.
5571 2010-01-19 Michael Matz <matz@suse.de>
5573 PR tree-optimization/41783
5574 * tree-data-ref.c (toplevel): Include flags.h.
5575 (dump_data_dependence_relation): Also dump the inputs if the
5576 result will be unknown.
5577 (split_constant_offset_1): Look through some conversions.
5578 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5579 the offset from last element is too large.
5580 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5581 (reassociate_to_the_same_stmt): Handle vector registers.
5582 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5584 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5585 wide_prolog_niters argument, emit widening instructions.
5586 (vect_do_peeling_for_alignment): Adjust caller, use widened
5587 variant of the iteration cound.
5588 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5590 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5593 * config/arm/neon-testgen.m (emit_automatics): New parameter
5594 features. Adjust for Fixed_return_reg feature.
5595 (test_intrinsic): Call emit_automatics with new feature.
5596 * config/arm/neon.ml: Update copyright years.
5597 (features): New Fixed_return_reg feature.
5598 (ops): Update feature for Vget_low.
5600 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5602 PR tree-optimization/42719
5603 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5607 * fwprop.c (all_uses_available_at): Return false if def_set dest
5608 is a REG that is used in def_insn.
5610 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5612 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5614 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5617 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5619 * target.h (struct gcc_target) <secondary_reload>: Change type
5620 of last argument to secondary_reload_info *.
5622 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5625 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5626 memory references with unaligned offsets. Remove CQImode handling.
5627 (unaligned_memory_operand): Return 1 for memory references with
5628 unaligned offsets. Remove CQImode handling.
5630 2010-01-18 Richard Guenther <rguenther@suse.de>
5633 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5636 2010-01-18 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/42781
5639 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5640 restrict processing only if the original variable was artificial.
5642 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5644 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5645 find number of popped argument bytes.
5647 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5648 Fix the text that describes the return value for invalid insns.
5650 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5652 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5653 Clarify what 'cost of the -dependence' is. Fix quoting.
5655 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5656 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5658 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5660 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5661 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5663 2010-01-17 Richard Guenther <rguenther@suse.de>
5666 * function.c (split_complex_args): Take a VEC to modify.
5667 (assign_parms_augmented_arg_list): Build a VEC instead of
5668 a chain of PARM_DECLs.
5669 (assign_parms_unsplit_complex): Take a VEC of arguments.
5670 Do not fixup unmodified parms.
5671 (assign_parms): Deal with the VEC.
5672 (gimplify_parameters): Likewise.
5674 2010-01-17 Richard Guenther <rguenther@suse.de>
5676 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5677 node existence check.
5678 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5679 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5680 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5681 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5682 (gimple_execute_on_growing_pred): Likewise.
5684 2010-01-17 Richard Guenther <rguenther@suse.de>
5686 PR tree-optimization/42773
5687 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5688 (compute_antic_aux): Likewise.
5689 (compute_partial_antic_aux): Likewise.
5691 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5694 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5697 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5699 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5702 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5703 Fix markup for strict argument.
5705 (TARGET_SCHED_REORDER2): Fix argument types.
5707 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5708 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5710 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5711 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5713 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5716 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5717 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5718 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5719 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5720 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5722 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5724 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5726 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5727 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5729 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5731 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5734 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5736 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5737 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5739 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5741 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5743 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5744 referring to it. Fix language.
5746 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5748 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5750 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5752 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5754 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5755 '@var{stream}. Remove stray 'and'.
5757 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5759 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5761 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5763 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5764 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5766 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5767 Fix description of return value.
5768 Rename argument "sz" to "len."
5770 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5771 Clarify meaning of 'true' return value.
5773 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5775 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5776 rep_mode versus mode_rep.
5778 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5780 (TARGET_BUILTIN_DECL): Fix name.
5782 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5784 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5786 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5788 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5790 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5792 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5795 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5796 Rename argument tm_fn to md_fn.
5798 (TARGET_OPTION_PRINT): Fix argument list.
5800 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5803 * config/i386/i386.c (ix86_fixup_binary_operands):
5804 Revert FMA4 fixup of operands.
5806 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5809 * Makefile.in (write_entries_to_file, install-plugin):
5810 Use \012 instead of \n with tr.
5812 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5814 * configure.ac (HAVE_AS_REF): New C macro.
5815 * configure: Regenerate.
5816 * config.in: Likewise.
5817 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5819 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5822 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5824 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5826 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5828 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5830 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5832 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5834 (TARGET_BINDS_LOCAL_P): Fix argument type.
5836 (TARGET_ASM_FILE_END): Use prototype.
5838 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5840 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5842 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5844 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5846 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5847 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5849 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5850 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5852 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5853 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5854 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5855 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5857 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5859 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5861 (TARGET_INIT_BUILTINS): Use prototype.
5863 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5864 Put 'const char *' in braces. Fix parameter types.
5865 (TARGET_INVALID_CONVERSION): Fix parameter types.
5866 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5867 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5869 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5872 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5874 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5876 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5878 * doc/tm.texi (TARGET_HELP): Fix return type.
5880 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5881 in braces. Fix argument types.
5883 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5885 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5887 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5889 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5890 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5892 (TARGET_MANGLE_TYPE): Fix argument types.
5894 (TARGET_IRA_COVER_CLASSES): Use prototype.
5896 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5898 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5900 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5902 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5904 (TARGET_CALLEE_COPIES): Fix argument types.
5906 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5908 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5910 (TARGET_FUNCTION_VALUE): Fix argument types.
5912 (TARGET_RETURN_IN_MSB): Fix argument type.
5914 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5916 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5918 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5920 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5921 agree with return type.
5923 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5925 2010-01-15 Jing Yu <jingyu@google.com>
5927 PR rtl-optimization/42691
5928 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5929 a pseudo to a constant and are merged, and adjust comments.
5931 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5933 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5935 2010-01-15 Richard Guenther <rguenther@suse.de>
5938 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5939 labels of computed or non-local gotos to the destination.
5940 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5941 landing pad label is the first label.
5943 2010-01-15 Richard Guenther <rguenther@suse.de>
5945 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5947 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5950 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5951 to allow generation of the xssqrtdp instruction on power7.
5952 (sqrtdf2_fpr): Ditto.
5954 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5957 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5958 functions with noreturn attribute.
5961 * varasm.c (declare_weak): Add weak attribute to decl if it
5962 doesn't have one already.
5963 (assemble_external): Only add decls to weak_decls if they also
5964 have weak attribute.
5966 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5968 * var-tracking.c (var_reg_delete): Don't delete the association
5969 between REGs and values or one-part variables if the register
5972 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5975 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5976 because its first operand is a non-localized variable.
5978 2010-01-14 Martin Jambor <mjambor@suse.cz>
5980 PR tree-optimization/42706
5981 * tree-sra.c (encountered_recursive_call): New variable.
5982 (encountered_unchangable_recursive_call): Likewise.
5983 (sra_initialize): Initialize both new variables.
5984 (callsite_has_enough_arguments_p): New function.
5985 (scan_function): Call decl and flags check only for IPA-SRA, check
5986 whether there is a recursive call and whether it has enough arguments.
5987 (all_callers_have_enough_arguments_p): New function.
5988 (convert_callers): Look for recursive calls only when
5989 encountered_recursive_call is set.
5990 (ipa_early_sra): Bail out either if
5991 !all_callers_have_enough_arguments_p or
5992 encountered_unchangable_recursive_call.
5994 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5996 * sel-sched.c: Add 2010 to copyright years.
5997 * sel-sched-ir.c: Likewise.
5998 * sel-sched-ir.h: Likewise.
6000 2010-01-14 Martin Jambor <mjambor@suse.cz>
6002 PR tree-optimization/42714
6003 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6004 constructors specially.
6006 2010-01-14 Andi Kleen <ak@linux.intel.com>
6008 * config/i386/drivers-i386.c (detect_caches_intel):
6009 Add l2sizekb parameter and fill in.
6010 (host_detect_local_cpu): Add l2sizekb, fill in.
6011 Add Atom small cache heuristic.
6013 2010-01-14 Andi Kleen <ak@linux.intel.com>
6015 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6016 Add level3 parameter and fill in.
6017 (detect_caches_intel): Handle level3 cache.
6019 2010-01-14 Andi Kleen <ak@linux.intel.com>
6021 * config/i386/drivers-i386.c (host_detect_local_cpu):
6022 Fix core duo detection.
6024 2010-01-14 Andi Kleen <ak@linux.intel.com>
6026 * config/i386/drivers-i386.c (host_detect_local_cpu):
6029 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6031 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6032 (rs6000_variable_issue_1): this. Use...
6033 (rs6000_variable_issue): here. Reimplement. Print debug info.
6035 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6037 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6038 sel_restore_notes. Update all callers. Call reemit_notes
6041 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6043 PR rtl-optimization/42246
6044 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6047 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6049 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6050 all successors is the same as number of successors in current region.
6052 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6054 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6055 to rename is not separable. Otherwise check that its LHS is not NULL.
6057 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6059 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6061 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6063 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6064 available registers when failed to discover LHS register class.
6065 Fix indentation. Update comment.
6067 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6068 Alexander Monakov <amonakov@ispras.ru>
6070 PR rtl-optimization/42389
6071 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6073 (advance_state_on_fence): Likewise.
6074 (sel_target_adjust_priority): Print debug output only when
6075 sched_verbose >= 4, not 2.
6076 (get_expr_cost): Do not issue all unique insns on the next cycle.
6077 (fill_insns): Initialize can_issue_more from the value saved
6079 * sel-sched-ir.c (flist_add): New parameter issue_more.
6080 Init FENCE_ISSUE_MORE with it.
6081 (merge_fences): Likewise.
6082 (init_fences): Update call to flist_add.
6083 (add_to_fences, add_clean_fence_to_fences)
6084 (add_dirty_fence_to_fences): Likewise.
6085 (move_fence_to_fences): Update call to merge_fences.
6086 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6088 * sel-sched-ir.h (struct _fence): New field issue_more.
6089 (FENCE_ISSUE_MORE): New accessor macro.
6091 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6093 PR rtl-optimization/42388
6094 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6095 that have no predecessors nor successors. Do not call move_bb_info
6096 for empty blocks outside of current region.
6098 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6100 PR rtl-optimization/42294
6101 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6102 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6103 originators' originators.
6105 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6107 PR rtl-optimization/39453
6108 PR rtl-optimization/42246
6109 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6111 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6113 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6114 Alexander Monakov <amonakov@ispras.ru>
6117 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6118 (maybe_tidy_empty_bb): ... here. Make static. Add new
6119 argument. Update all callers.
6120 (tidy_control_flow): ... and here. Recompute topological order
6121 of basic blocks in region if necessary.
6122 (sel_redirect_edge_and_branch): Change return type. Return true
6123 if topological order might have been invalidated.
6124 (purge_empty_blocks): Export and move from...
6125 * sel-sched.c (purge_empty_blocks): ... here.
6126 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6127 (maybe_tidy_empty_bb): Delete prototype.
6128 (purge_empty_blocks): Declare.
6130 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6132 PR rtl-optimization/42249
6133 * sel-sched.c (try_replace_dest_reg): When chosen register
6134 and original register is the same, do not bail out early, but
6135 still check all original insns for validity of replacing destination
6136 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6139 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6142 Port from no-undefined-overflow branch:
6143 2009-03-09 Richard Guenther <rguenther@suse.de>
6145 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6147 2010-01-14 Richard Guenther <rguenther@suse.de>
6150 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6152 2010-01-14 Ira Rosen <irar@il.ibm.com>
6154 PR tree-optimization/42709
6155 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6156 as scalar type in creation of constant vector operand.
6158 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6161 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6162 (check-parallel-%): Match `testsuite' directory component only
6165 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6167 PR translation/39521
6168 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6171 2010-01-13 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/42730
6174 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6177 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6180 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6181 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6184 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6186 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6187 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6188 ___umulsi3_highpart.
6190 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6191 rather than schedule_insns if the pass is enabled.
6193 2010-01-13 Martin Jambor <mjambor@suse.cz>
6195 PR tree-optimization/42704
6196 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6199 2010-01-13 Martin Jambor <mjambor@suse.cz>
6201 PR tree-optimization/42703
6202 * tree-sra.c (analyze_access_subtree): Check that we can build a
6203 reference to the original data within the aggregate.
6205 2010-01-13 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/42705
6208 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6210 2010-01-13 Richard Guenther <rguenther@suse.de>
6213 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6215 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6218 * var-tracking.c (values_to_unmark): New variable.
6219 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6220 values_to_unmark vector. Moved body to...
6221 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6222 instead queue it into values_to_unmark vector.
6223 (vt_find_locations): Free values_to_unmark vector.
6225 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6227 * config/s390/s390.c (override_options): Set
6228 default of max-pending-list-length to 256
6230 2010-01-13 Richard Guenther <rguenther@suse.de>
6233 * tree-pass.h (PROP_gimple_lcx): New.
6234 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6235 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6236 before the final cleanup_eh.
6237 (dump_properties): Dump PROP_gimple_lcx.
6238 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6239 (tree_lower_complex_O0): Remove.
6240 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6241 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6242 tree_lower_complex, schedule TODO_update_ssa.
6243 * lto-streamer-out.c (output_function): Stream the functions
6245 * lto-streamer-in.c (input_function): Likewise.
6246 (lto_read_body): Do not override them here.
6248 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6251 * c-typeck.c (build_c_cast): Fold value cast to union type before
6252 wrapping it in a CONSTRUCTOR.
6254 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6256 PR rtl-optimization/42699
6257 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6260 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6262 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6263 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6264 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6265 SUBTARGET_WARN_UNUSED_SPEC): ... here
6266 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6268 2010-01-12 Julian Brown <julian@codesourcery.com>
6270 * config/arm/neon-schedgen.ml (Utils): Don't try to
6271 open missing module.
6272 (find_with_result): New.
6274 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6277 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6278 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6280 PR tree-optimization/42645
6281 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6282 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6283 decl_map, set processing_debug_stmt to -1 and return name without
6286 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6288 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6289 binutils version, and reword target configuration description.
6291 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6293 * config/avr/avr.h (LINKER_NAME): Remove.
6295 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6298 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6299 that support VSX, warn for -mno-altivec if vsx is not disabled,
6302 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6303 Shujing Zhao <pearly.zhao@oracle.com>
6305 PR translation/42469
6306 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6307 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6308 character between option name and help text.
6309 * c.opt (imultilib): Likewise.
6311 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6313 * lto-streamer-out.c (output_unreferenced_globals): Output static
6316 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6318 PR rtl-optimization/42621
6319 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6320 optimizing for size.
6321 (duplicate_computed_gotos): Remove now-redundant check.
6323 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6326 * configure.ac: Save and restore LDFLAGS and LIBS
6327 * configure: Regenerate.
6329 2010-01-10 Richard Guenther <rguenther@suse.de>
6332 * builtins.c (fold_builtin_strlen): Add type argument and
6333 convert the resulting length to it.
6334 (fold_builtin_1): Adjust.
6336 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6338 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6339 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6341 (num_insns_constant_wide): Adjust for that change.
6343 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6346 * web.c (union_defs): Add used argument, to combine uses of
6348 (entry_register): Adjust type and tests of used argument.
6349 (web_main): Widen used for new use. Pass it to union_defs.
6350 * df.h (union_defs): Adjust prototype.
6352 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6355 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6356 uses in new incoming argument. Free body.
6357 (reset_debug_uses_in_loop): New.
6358 (analyze_insn_to_expand_var): Call the latter if the former found
6359 anything. Fix whitespace. Reject invalid dest overlaps before
6360 going through all insns in the loop.
6362 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6365 * haifa-sched.c (dying_use_p): Debug insns don't count.
6367 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6370 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6371 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6372 (verify_gimple_call): Reject LHS in noreturn calls.
6374 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6378 * tree-vect-loop-manip.c (adjust_info): New type.
6379 (adjust_vec): New pointer to vector.
6380 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6381 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6382 (slpeel_update_phis_for_duplicate_loop): Use them.
6383 (slpeel_update_phi_nodes_for_guard1): Likewise.
6384 (slpeel_update_phi_nodes_for_guard2): Likewise.
6385 (slpeel_tree_peel_loop_to_edge): Likewise.
6386 (vect_update_ivs_after_vectorizer): Likewise.
6388 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6390 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6391 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6393 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6395 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6396 bogus uninitialized warning.
6398 2010-01-09 Richard Guenther <rguenther@suse.de>
6401 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6402 the evolution is compatible with the initial condition.
6404 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6406 * gcc.c (process_command): Update copyright notice dates.
6407 * gcov.c (print_version): Likewise.
6408 * gcov-dump.c (print_version): Likewise.
6409 * mips-tfile.c (main): Likewise.
6410 * mips-tdump.c (main): Likewise.
6412 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6415 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6417 (rotlhi3_8): Delete.
6419 (rotlsi3_8): Delete.
6420 (rotlsi3_16): Delete.
6421 (rotlsi3_24): Delete.
6423 (*rotw<mode>3): New.
6424 (*rotb<mode>3): New.
6425 * config/avr/avr.c (avr_rotate_bytes): New function.
6426 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6428 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6431 * configure.ac: Modify -rdynamic check.
6432 * configure: Regenerate.
6434 2010-01-08 DJ Delorie <dj@redhat.com>
6436 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6437 register popping order.
6439 2010-01-08 Richard Guenther <rguenther@suse.de>
6442 * c.opt (fsigned-char): Also let LTO handle this option.
6443 (funsigned-char): Likewise.
6445 2010-01-07 Richard Guenther <rguenther@suse.de>
6447 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6448 (gimple_op): Likewise.
6449 (gimple_op_ptr): Likewise.
6450 (gimple_assign_set_lhs): Remove gcc_assert.
6451 (gimple_assign_set_rhs1): Likewise.
6452 (gimple_assign_set_rhs2): Likewise.
6453 (gimple_call_set_lhs): Likewise.
6454 (gimple_call_set_fn): Likewise.
6455 (gimple_call_set_fndecl): Likewise.
6456 (gimple_call_fndecl): Likewise.
6457 (gimple_call_return_type): Likewise.
6458 (gimple_call_set_chain): Likewise.
6459 (gimple_call_num_args): Likewise.
6460 (gimple_call_set_arg): Likewise.
6461 (gimple_cond_set_code): Likewise.
6462 (gimple_cond_set_lhs): Likewise.
6463 (gimple_cond_set_rhs): Likewise.
6464 (gimple_cond_set_true_label): Likewise.
6465 (gimple_cond_set_false_label): Likewise.
6466 (gimple_label_set_label): Likewise.
6467 (gimple_goto_set_dest): Likewise.
6468 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6469 (gimple_debug_bind_get_value): Likewise.
6470 (gimple_debug_bind_get_value_ptr): Likewise.
6471 (gimple_debug_bind_set_var): Likewise.
6472 (gimple_debug_bind_set_value): Likewise.
6473 (gimple_debug_bind_reset_value): Likewise.
6474 (gimple_debug_bind_has_value_p): Likewise.
6475 (gimple_return_retval_ptr): Remove gcc_assert.
6476 (gimple_return_retval): Likewise.
6477 (gimple_return_set_retval): Likewise.
6478 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6479 (safe_referenced_var_iterator): Remove.
6480 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6481 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6482 (fill_referenced_var_vec): Remove.
6483 (first_readonly_imm_use): Remove redundant gcc_assert.
6484 (phi_arg_index_from_use): Combine gcc_asserts.
6485 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6486 (first_imm_use_stmt): Remove redundant gcc_assert.
6487 * tree-cfg.c (verify_gimple_call): Verify function and chain
6488 operands. Verify arguments.
6489 (verify_types_in_gimple_stmt): Verify condition code and labels.
6491 2010-01-07 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/42641
6494 * sese.c (rename_map_elt_info): Use the SSA name version, do
6497 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6499 PR tree-optimization/42625
6500 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6501 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6503 2010-01-07 Duncan Sands <baldrick@free.fr>
6505 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6507 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6510 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6511 note itself is not function_invariant_p.
6513 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6515 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6516 Do not add the DF_NOTE problem.
6517 * store-motion.c (execute_rtl_store_motion): Likewise.
6519 2010-01-07 Martin Jambor <mjambor@suse.cz>
6521 PR tree-optimization/42157
6522 * tree-sra.c (compare_access_positions): Stabilize sort if both
6523 accesses have integer types, return zero immediately if they are the
6526 2010-01-06 Richard Henderson <rth@redhat.com>
6529 * haifa-sched.c (add_to_note_list): Merge into ...
6530 (concat_note_lists): ... here, and ...
6531 (unlink_other_notes, rm_other_notes): Merge into...
6532 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6533 NOTE_INSN_EPILOGUE_BEG.
6535 2010-01-06 Richard Guenther <rguenther@suse.de>
6537 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6538 not inline regular functions into always-inline functions.
6540 2010-01-06 Nick Clifton <nickc@redhat.com>
6542 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6543 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6545 (OVERRIDE_OPTIONS): Delete.
6546 (OPTIMIZATION_OPTIONS): Define.
6547 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6548 * config/rx/rx.c (rx_handle_option): Issue an error message if
6549 -mcpu=rx200 and -fpu are used together.
6550 (rx_set_optimization_options): New function. Issue an error
6551 message if an optimization attribute attempts to reset the FPU/
6552 math optimization pairing.
6553 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6554 * config/rx/rx.opt: Set the default to 32-bit doubles.
6555 * config/rx/t-rx: Add multilibs for -nofpu option.
6556 * doc/invoke.texi: Update documentation of RX options.
6558 2010-01-06 Richard Guenther <rguenther@suse.de>
6560 * tree-ssa-pre.c (name_to_id): New global.
6561 (alloc_expression_id): Simplify SSA name handling.
6562 (lookup_expression_id): Likewise.
6563 (init_pre): Zero name_to_id.
6564 (fini_pre): Free it.
6566 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6568 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6570 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6573 * config/i386/sse.md (smaxv2di3): New.
6574 (umaxv2di3): Likewise.
6575 (sminv2di3): Likewise.
6576 (uminv2di3): Likewise.
6578 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6581 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6582 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6583 (legitimize_tls_address): Likewise.
6584 (sparc_tls_referenced_p): Likewise.
6585 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6586 and adjust calls to legitimize_pic_address.
6587 (legitimate_constant_p) Use sparc_tls_referenced_p.
6588 (legitimate_pic_operand_p): Likewise.
6589 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6590 (sparc_tls_symbol_ref_1): Delete.
6591 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6592 (legitimize_tls_address): Make static, handle CONST patterns.
6593 (legitimize_pic_address): Make static, remove unused parameter and
6594 adjust recursive calls.
6595 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6596 and adjust call to legitimize_pic_address.
6597 (sparc_output_mi_thunk): Likewise.
6599 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6600 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6604 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6605 operands to make them signed.
6608 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6612 GTU to GT for V4SI and V2DI.
6614 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6615 (umin<mode>3): Removed.
6617 (uminv4si3): Likewise.
6619 2010-01-05 Martin Jambor <mjambor@suse.cz>
6621 PR tree-optimization/42462
6622 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6623 current_function_decl to helper functions and macros.
6625 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6628 * flags.h: Don't include real.h.
6629 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6630 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6631 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6632 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6633 * dominance.c: Update copyright.
6634 * gimple.c (walk_gimple_op): Remove inline.
6635 * tree-ssa-reassoc.c: Include real.h.
6636 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6637 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6639 2010-01-05 Nick Clifton <nickc@redhat.com>
6641 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6642 register to push into the stack frame when the accumulator has to
6643 be saved during interrupts.
6645 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6647 * doc/invoke.texi: Remove the documentation about option
6649 * common.opt (Wunreachable-code): Preserved for backward
6651 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6652 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6653 the backward compatibility flag section.
6655 2010-01-05 Richard Guenther <rguenther@suse.de>
6657 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6659 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6662 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6664 PR tree-optimization/42508
6665 * tree-sra.c (convert_callers): Check for recursive call
6666 by comparing cgraph nodes instead of decls.
6667 (modify_function): Call ipa_modify_formal_parameters also
6668 on all same_body aliases.
6670 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6671 cgraph nodes when checking for same_body aliases.
6673 2010-01-05 Richard Guenther <rguenther@suse.de>
6675 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6676 allocation and lookup.
6677 (get_or_alloc_expr_for_constant): Likewise.
6678 (phi_translate): Sink allocation.
6680 2010-01-04 Richard Guenther <rguenther@suse.de>
6682 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6683 a new entry only if needed.
6684 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6685 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6687 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6689 (phi_translate): Handle CONSTANTs early.
6691 2010-01-04 Martin Jambor <mjambor@suse.cz>
6693 PR tree-optimization/42398
6694 * tree-sra.c (struct access): Removed flag grp_different_types.
6695 (dump_access): Do not dump the removed flag.
6696 (sort_and_splice_var_accesses): Do not set the removed flag.
6697 (sra_modify_expr): Check for type compatibility directly.
6699 2010-01-04 Martin Jambor <mjambor@suse.cz>
6701 PR tree-optimization/42366
6702 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6703 edges with variable number of parameters.
6704 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6705 flag instead of asserting it.
6706 (ipa_read_node_info): Read uses_analysis_done flag.
6708 2010-01-04 Richard Guenther <rguenther@suse.de>
6710 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6711 iterative_hash_* as intended.
6712 (vn_reference_compute_hash): Likewise. Simplify hashing
6714 (vn_reference_lookup_2): Likewise.
6715 (vn_nary_op_compute_hash): Likewise.
6716 (vn_phi_compute_hash): Likewise.
6717 (expressions_equal_p): Remove strange code.
6718 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6719 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6720 (bitmap_insert_into_set_1): Take value-id as parameter.
6721 (add_to_value): Pass it.
6722 (bitmap_insert_into_set): Likewise.
6723 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6725 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6728 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6729 (do_self_spec): For switches with SWITCH_IGNORE set set also
6730 SWITCH_IGNORE_PERMANENTLY.
6731 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6734 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6736 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6737 tree of an unreferenced global var.
6739 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6742 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6743 GTU to GT for V4SI and V2DI.
6745 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6746 (umin<mode>3): Removed.
6748 (uminv4si3): Likewise.
6750 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6753 * collect2.c (main): Turn on trace in collect2 if -v is passed
6756 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6758 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6759 description of expression operand.
6761 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6763 * configure.ac: Add install-html to target_list for Make-hooks.
6764 * configure: Regenerate.
6765 * fortran/Make-lang.in (F95_HTMLFILES): New.
6766 (fortran.html): Use it.
6767 (fortran.install-html): New.
6768 * Makefile.in (install-html): Add lang.install-html.
6769 * java/Make-lang.in (JAVA_HTMLFILES): New.
6770 (java.html): Use it.
6771 (java.install-html): New.
6772 * objc/Make-lang.in (objc.install-html): New.
6773 * objcp/Make-lang.in (obj-c++.install-html): New.
6774 * cp/Make-lang.in (c++.install-html): New.
6775 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6776 * lto/Make-lang.in (lto.install-html): New.
6778 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6781 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6783 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6785 PR rtl-optimization/41862
6786 * store-motion.c (store_killed_in_insn, compute_store_table,
6787 remove_reachable_equiv_notes, replace_store_insn,
6788 build_store_vectors): Ignore all DEBUG_INSNs.
6790 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6793 * common.opt: Add dumpdir.
6795 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6797 (option_map): Add --dumpdir.
6799 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6801 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6803 * opts.c (decode_options): Try dump_dir_name first if
6804 dump_base_name isn't an absolute path.
6805 (common_handle_option): Handle OPT_dumpdir.
6807 * toplev.c (dump_dir_name): New.
6808 (print_switch_values): Also ignore -dumpdir.
6810 * toplev.h (dump_dir_name): New.
6812 2010-01-03 Richard Guenther <rguenther@suse.de>
6814 PR tree-optimization/42589
6815 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6816 double-word expansion of bswap32.
6818 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6820 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6821 with BLOCK_FOR_INSN.
6822 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6823 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6824 noce_process_if_block): Likewise.
6825 * gcse.c (compute_local_properties, insert_expr_in_table,
6826 insert_set_in_table, canon_list_insert, find_avail_set,
6827 pre_insert_copy_insn): Likewise.
6829 * basic-block.h (BLOCK_NUM): Move from here...
6830 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6832 2010-01-03 Richard Guenther <rguenther@suse.de>
6834 PR tree-optimization/42438
6835 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6836 contains_may_not_return_call flag.
6837 (BB_MAY_NOTRETURN): New.
6838 (valid_in_sets): Trapping nary operations are not valid
6839 in blocks that may not return.
6840 (insert_into_preds_of_block): Remove check for trapping expressions.
6841 (compute_avail): Compute also BB_MAY_NOTRETURN.
6843 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6845 * doc/invoke.texi: Add 2010 to copyright years.
6847 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6849 * config/sparc/sparc.c: Fix formatting nits.
6851 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6852 Alexander Monakov <amonakov@ispras.ru>
6854 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6856 2010-01-02 Richard Guenther <rguenther@suse.de>
6859 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6860 (simplify_switch_using_ranges): Mark to be removed edges
6863 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6865 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6867 * collect2.c (scan_libraries): Add missing argument in call to
6870 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6873 * config/alpha/predicates.md (aligned_memory_operand): Return false
6875 (unaligned_memory_operand): Return true for CQImode.
6876 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6877 doesn not cross aligned SImode word boundary.
6879 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6881 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6883 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6884 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6886 2010-01-02 Richard Guenther <rguenther@suse.de>
6889 * toplev.c (compile_file): Emit LTO marker properly. Change
6891 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6893 2010-01-01 Richard Guenther <rguenther@suse.de>
6896 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6898 2010-01-01 Richard Guenther <rguenther@suse.de>
6901 * c-decl.c (grokdeclarator): For zero-size arrays force
6902 structural equality checks as layout_type does.
6904 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6906 * builtins.c: Update copyright to 2010.
6908 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6911 * lto-streamer-out.c (produce_asm): Revert the last change.
6912 (copy_function): Likewise.
6914 * lto-streamer.c (lto_get_section_name): Skip any leading
6917 2010-01-01 Richard Guenther <rguenther@suse.de>
6920 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6924 Copyright (C) 2010 Free Software Foundation, Inc.
6926 Copying and distribution of this file, with or without modification,
6927 are permitted in any medium without royalty provided the copyright
6928 notice and this notice are preserved.