1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
4 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
5 * lto-wpa-fixup.c: Remove.
6 * Makefile.in (lto-wpa-fixup.o): Remove.
7 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
8 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
9 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
11 2010-04-21 Jan Hubicka <jh@suse.cz>
13 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
14 add write_optimization_summary, read_optimization_summary.
15 (ipa_write_summaries_of_cgraph_node_set): Remove.
16 (ipa_write_optimization_summaries): Declare.
17 (ipa_read_optimization_summaries): Declare.
18 * ipa-cp.c (pass_ipa_cp): Update.
19 * ipa-reference.c (pass_ipa_reference): Update.
20 * ipa-pure-const.c (pass_ipa_pure_const): Update.
21 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
23 * ipa-inline.c (pass_ipa_inline): Update.
24 * ipa.c (pass_ipa_whole_program): Update.
25 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
26 * passes.c (ipa_write_summaries_1): Do not test wpa.
27 (ipa_write_optimization_summaries_1): New.
28 (ipa_write_optimization_summaries): New.
29 (ipa_read_summaries): Do not test ltrans.
30 (ipa_read_optimization_summaries_1): New.
31 (ipa_read_optimization_summaries): New.
33 2010-04-21 Jan Hubicka <jh@suse.cz>
35 * lto-cgraph.c (lto_output_node): Do not output comdat groups
37 (output_cgraph): Do not arrange comdat groups for boundary nodes.
39 2010-04-21 Jakub Jelinek <jakub@redhat.com>
42 * dwarf2out.c (add_name_and_src_coords_attributes): Add
43 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
45 2010-04-21 Jan Hubicka <jh@suse.cz>
47 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
49 2010-04-21 Jan Hubicka <jh@suse.cz>
51 * varpool.c (decide_is_variable_needed): Variable is always needed
54 2010-04-21 Jan Hubicka <jh@suse.cz>
56 * opts.c (decode_options): Enable pure-const pass for whopr.
58 2010-04-21 Jan Hubicka <jh@suse.cz>
60 * cgraph.c (dump_cgraph_node): Dump also assembler name.
61 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
63 (cgraph_decide_inlining): Do not expect callee to be removed in all
66 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
68 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
70 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/i386.md (x86_shrd): Add athlon_decode and
73 amdfam10_decode attributes.
75 2010-04-21 Jakub Jelinek <jakub@redhat.com>
78 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
79 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
80 (lower_copyprivate_clauses): Use private var in outer
81 context instead of original var. Make sure the types
84 2010-04-21 Richard Guenther <rguenther@suse.de>
86 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
87 to non-pointer objects.
89 2010-04-21 Jakub Jelinek <jakub@redhat.com>
91 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
92 last chain entry if it starts with the still current label.
93 (add_location_or_const_value_attribute): Check that
94 loc_list->first->next is NULL instead of comparing ->first with
96 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
97 to add_var_loc_to_decl.
99 * dwarf2out.c (output_call_frame_info): For dw_cie_version
100 >= 4 add also address size and segment size fields into CIE
103 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
104 long as address size is the same as sizeof (void *) and
106 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
107 address size or segment size is unexpected, return DW_EH_PE_omit.
108 (classify_object_over_fdes): If get_cie_encoding returned
109 DW_EH_PE_omit, return -1.
110 (init_object): If classify_object_over_fdes returned -1,
111 pretend there were no FDEs at all.
113 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md (bswap<mode>2): Macroize expander from
116 bswap{si,di}2 using SWI48 mode iterator.
117 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
118 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
119 set modrm attribute of bswap insn to 0 and remove length attribute.
120 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
121 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
122 set mode attribute to <MODE> and remove length attribute.
124 2010-04-20 James E. Wilson <wilson@codesourcery.com>
126 PR rtl-optimization/43520
127 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
128 zero available registers.
130 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
132 * builtins.c (fold_builtin_cproj): Fold more cases.
134 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
136 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
137 (fold_builtin_1): Fold builtin cproj.
138 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
139 Use ATTR_CONST_NOTHROW_LIST.
141 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
144 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
145 ffsi2_no_cmove for !TARGET_CMOVE.
146 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
147 (ffssi2): Remove expander.
148 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
150 (ctz<mode>2): Ditto from ctz{si,di}2.
151 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
153 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
156 2010-04-20 Jakub Jelinek <jakub@redhat.com>
158 * dwarf2out.c (AT_linkage_name): Define.
159 (clone_as_declaration): Handle DW_AT_linkage_name.
160 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
161 of DW_AT_MIPS_linkage_name.
162 (move_linkage_attr): Likewise.
163 (dwarf2out_finish): Likewise.
165 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
168 * fold-const.c (fold_comparison): New folding rule.
170 2010-04-20 Anatoly Sokolov <aesok@post.ru>
172 * double-int.h (double_int_setbit): Declare.
173 * double-int.c (double_int_setbit): New function.
174 * rtl.h (immed_double_int_const): Declare.
175 * emit-rtl.c (immed_double_int_const): New function.
176 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
177 and immed_double_int_const functions.
178 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
179 expand_copysign_bit): (Ditto.).
180 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
181 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
182 * dojump.c (prefer_and_bit_test): (Ditto.).
183 * expr.c (convert_modes, reduce_to_bit_field_precision,
184 const_vector_from_tree): (Ditto.).
185 * expmed.c (mask_rtx, lshift_value): (Ditto.).
187 2010-04-20 Jan Hubicka <jh@suse.cz>
189 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
190 (dump_cgraph_node): Dump new flags.
191 * cgraph.h (struct cgraph_node): Add flags
192 reachable_from_other_partition and in_other_partition.
193 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
194 other partition can not be removed.
195 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
196 the other partition must be output; silence sanity checking on
197 leaking functions bodies from other paritition.
198 * lto-cgraph.c (reachable_from_other_partition_p): New function.
199 (lto_output_node): Output new flags; do not sanity check that inline
200 clones are output; drop lto_forced_extern_inline_p code; do not mock
201 visibility flags at partition boundaries.
202 (add_node_to): New function.
203 (output_cgraph): Use it to sort functions so masters appear before
205 (input_overwrite_node): Input new flags.
206 * passes.c (ipa_write_summaries): Do not call
207 lto_new_extern_inline_states.
208 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
209 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
210 lto_forced_extern_inline_p): Kill.
211 * lto-streamer.h (lto_new_extern_inline_states,
212 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
213 lto_forced_extern_inline_p): Kill.
215 2010-04-20 Richard Guenther <rguenther@suse.de>
217 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
218 from vars that can have pointers.
219 (process_constraint): Dump useless constraints.
221 2010-04-20 Richard Guenther <rguenther@suse.de>
223 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
224 (dump_sa_points_to_info): Remove asserts.
225 (init_base_vars): nothing_id isn't an escape point nor does it
228 2010-04-20 Jakub Jelinek <jakub@redhat.com>
230 * tree.h (TYPE_REF_IS_RVALUE): Define.
231 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
232 should_move_die_to_comdat, prune_unused_types_walk): Handle
233 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
234 (modified_type_die, gen_reference_type_die): Emit
235 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
236 if TYPE_REF_IS_RVALUE and -gdwarf-4.
238 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
241 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
242 calls for -fpic -m31 if they have been sibcall optimized.
244 2010-04-19 James E. Wilson <wilson@codesourcery.com>
246 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
247 ar.lc fixed and call-used.
249 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
251 2010-04-19 Jan Hubicka <jh@suse.cz>
253 * opts.c (decode_options): Disable whpr incompatible passes.
254 * lto/lto.c (lto_1_to_1_map): Skip clones.
255 (read_cgraph_and_symbols): Do not mark everything as needed.
256 (do_whole_program_analysis): Do map only after optimizing;
257 set proper cgraph_state; use passmanager.
259 2010-04-19 DJ Delorie <dj@redhat.com>
261 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
262 POINTER_PLUS_EXPR and fix them.
264 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
266 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
267 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
268 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
269 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
270 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
271 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
272 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
273 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
274 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
275 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
276 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
278 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
280 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
281 (check_cond_move_block): Likewise.
282 (cond_move_process_if_block): Likewise.
283 (noce_find_if_block): Improve formatting.
284 (find_if_header): Pass 0 to memset and tweak conditions.
285 (cond_exec_find_if_block): Fix long lines and tweak conditions.
287 2010-04-19 Jakub Jelinek <jakub@redhat.com>
289 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
293 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
294 with non-local decl doesn't need chain.
296 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
298 * ira-color.c (allocno_reload_assign): Avoid accumulating
299 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
301 2010-04-19 Martin Jambor <mjambor@suse.cz>
303 * gimple.h (create_tmp_reg): Declare.
304 * gimplify.c (create_tmp_reg): New function.
305 (gimplify_return_expr): Use create_tmp_reg.
306 (gimplify_omp_atomic): Likewise.
307 (gimple_regimplify_operands): Likewise.
308 * tree-dfa.c (make_rename_temp): Likewise.
309 * tree-predcom.c (predcom_tmp_var): Likewise.
310 (reassociate_to_the_same_stmt): Likewise.
311 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
312 (get_replaced_param_substitute): Likewise.
313 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
314 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
315 * tree-ssa-pre.c (get_representative_for): Likewise.
316 (create_expression_by_pieces): Likewise.
317 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
318 (create_tailcall_accumulator): Likewise.
320 2010-04-19 Martin Jambor <mjambor@suse.cz>
322 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
324 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
326 2010-04-19 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/43796
329 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
330 from SCEV in the lattice.
331 (vrp_visit_phi_node): Dump change.
333 2010-04-19 Richard Guenther <rguenther@suse.de>
335 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
336 * configure: Re-generated.
338 2010-04-19 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/43783
341 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
342 constant ARRAY_REF operands two and three if possible.
344 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
349 2010-04-19 Jie Zhang <jie@codesourcery.com>
352 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
354 2010-04-19 Ira Rosen <irar@il.ibm.com>
356 PR tree-optimization/37027
357 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
358 and macro to access it.
359 (vectorizable_reduction): Add argument.
360 (vect_get_slp_defs): Likewise.
361 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
362 statements for possible use in SLP.
363 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
364 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
365 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
367 (vectorizable_reduction): Likewise.
368 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
370 (vectorizable_type_demotion, vectorizable_type_promotion,
371 vectorizable_store): Likewise.
372 (vect_analyze_stmt): Update call to vectorizable_reduction.
373 (vect_transform_stmt): Likewise.
374 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
375 (vect_build_slp_tree): Fix indentation. Check that there are no loads
376 from different interleaving chains in same node.
377 (vect_slp_rearrange_stmts): New function.
378 (vect_supported_load_permutation_p): Allow load permutations for
379 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
380 inside SLP nodes if necessary.
381 (vect_analyze_slp_instance): Handle reductions.
382 (vect_analyze_slp): Try to build SLP instances originating from groups
384 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
385 (vect_get_constant_vectors): Create initial vectors for reductions
386 according to reduction code. Add new argument.
387 (vect_get_slp_defs): Add new argument, pass it to
388 vect_get_constant_vectors.
389 (vect_schedule_slp_instance): Remove SLP tree root statements.
391 2010-04-19 Jakub Jelinek <jakub@redhat.com>
393 * tree.h (ENUM_IS_SCOPED): Define.
394 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
395 for ENUM_IS_SCOPED enums.
397 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
399 * fold-const.c (fold_comparison): Use ssizetype.
400 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
401 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
402 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
403 * tree-object-size.c (compute_object_sizes): Use size_type_node.
405 * tree.h (initialize_sizetypes): Remove parameter.
406 (build_common_tree_nodes): Remove second parameter.
407 * stor-layout.c (initialize_sizetypes): Remove parameter.
408 Always create an unsigned type.
409 (set_sizetype): Assert that the passed type is unsigned and simplify.
410 * tree.c (build_common_tree_nodes): Remove second parameter.
411 Adjust call to initialize_sizetypes.
412 * c-decl.c (c_init_decl_processing): Remove second argument in call to
413 build_common_tree_nodes.
415 2010-04-18 Matthias Klose <doko@ubuntu.com>
417 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
419 2010-04-18 Ira Rosen <irar@il.ibm.com>
421 PR tree-optimization/43771
422 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
423 load permutation doesn't have gaps.
425 2010-04-18 Jan Hubicka <jh@suse.cz>
427 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
428 (sse_prologue_save_insn expander): Use new pattern.
429 (sse_prologue_save_insn1): New pattern and splitter.
430 (sse_prologue_save_insn): Update to deal also with 64bit aligned
432 * i386.c (setup_incoming_varargs_64): Do not compute jump
434 (ix86_gimplify_va_arg): Update alignment needed.
435 (ix86_local_alignment): Do not align all local arrays to 128bit.
437 2010-04-17 Jan Hubicka <jh@suse.cz>
439 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
441 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
443 * arm.md (negdi2): Remove redundant code to force values into a
446 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
448 * arm/bpabi.S: Add EABI alignment attributes to objects.
449 * arm/bpabi-v6m.S: Likewise.
450 * arm/crti.asm: Likewise.
451 * arm/crtn.asm: Likewise.
452 * arm/lib1funcs.asm: Likewise.
453 * arm/libunwind.S: Likewise.
455 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
457 * arm-protos.h (tune_params): New structure.
458 * arm.c (current_tune): New variable.
459 (arm_constant_limit): Delete.
460 (struct processors): Add pointer to the tune parameters.
461 (arm_slowmul_tune): New tuning option.
462 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
463 (all_cores): Adjust to pick up the tuning model.
464 (arm_constant_limit): New function.
465 (arm_override_options): Select the appropriate tuning model. Delete
466 initialization of arm_const_limit.
467 (arm_split_constant): Use the new constant-limit model.
468 (arm_rtx_costs): Pick up the current tuning model.
469 * arm.md (is_strongarm, is_xscale): Delete.
470 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
471 for Xscale variant architectures.
472 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
474 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
476 * config/arm/arm.c (arm_gen_constant): Remove unused variable
478 (arm_rtx_costs_1): Remove unused variable extra_cost.
479 (arm_unwind_emit_set): Use variable offset.
480 (thumb1_output_casesi): Remove unused variable flags.
482 2010-04-16 Jeff Law <law@redhat.com>
484 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
485 needing assignment rather than doing a two-phase assignment. Remove
488 2010-04-16 Jakub Jelinek <jakub@redhat.com>
491 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
493 2010-04-16 Doug Kwan <dougkwan@google.com>
495 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
496 (next_operand_entry_id): New static variable.
497 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
498 (add_to_ops_vec): Assigned unique ID to operand entry.
499 (struct oecount_s): New field ID.
500 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
501 (undistribute_ops_list): Assign unique IDs to oecounts.
502 (init_reassoc): reset next_operand_entry_id.
504 2010-04-16 Doug Kwan <dougkwan@google.com>
506 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
507 missing left parenthesis.
509 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
511 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
512 *btdi_rex64 using SWI48 mode iterator.
513 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
514 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
515 *jcc_btdi_mask_rex64.
517 2010-04-16 Anatoly Sokolov <aesok@post.ru>
519 * double-int.h (tree_to_double_int): Convert to macro.
520 * double-int.c (tree_to_double_int): Remove.
522 2010-04-16 Jakub Jelinek <jakub@redhat.com>
525 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
526 with want_address 2 and in case a single element list might be
527 possible, call it again with want_address 0.
529 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
531 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
532 case 'W' print operands for HI mode.
533 * config/h8300/h8300.h (Y0, Y2) : New constraints.
534 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
535 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
536 * config/h8300/predicate.md (bit_register_indirect_operand): New.
538 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
540 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
541 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
542 #xx:3 and #xx:4 mode.
544 * config/h8300/h8300.md (inverted load with HImode dest): Add
547 * config/h8300/predicate.md (bit_operand): Allow immediate values that
548 satisfy 'U' constraint.
550 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
552 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
553 * configure: Regenerate.
554 * config.in: Regenerate.
555 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
558 2010-04-16 Richard Guenther <rguenther@suse.de>
560 * tree.h (struct tree_decl_minimal): Move pt_uid ...
561 (struct tree_decl_common): ... here.
562 (DECL_PT_UID): Adjust.
563 (SET_DECL_PT_UID): Likewise.
564 (DECL_PT_UID_SET_P): Likewise.
566 2010-04-16 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/43572
569 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
570 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
571 * tree-flow.h (is_call_clobbered): Remove.
572 * tree-flow-inline.h (is_call_clobbered): Likewise.
573 * tree-dfa.c (dump_variable): Do not dump call clobber state.
574 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
575 (execute_return_slot_opt): Adjust.
576 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
577 check for call clobbered vars here.
578 (find_tail_calls): Move tailcall verification to the
581 2010-04-16 Diego Novillo <dnovillo@google.com>
583 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
585 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
588 * config/arm/arm.md (cbranchqi4): New pattern.
589 * config/arm/predicates.md (const0_operand,
590 cbranchqi4_comparison_operator): New predicates.
592 2010-04-16 Richard Guenther <rguenther@suse.de>
594 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
595 (dump_gimple_stmt): Likewise.
597 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
599 * recog.h (struct recog_data): New field is_operator.
600 (struct insn_operand_data): New field is_operator.
601 * recog.c (extract_insn): Set recog_data.is_operator.
602 * genoutput.c (output_operand_data): Emit code to set the
604 * reload.c (find_reloads): Use it rather than testing for an
605 empty constraint string.
608 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
609 If the previous insn is a cbranchsi4_insn with the same arguments,
610 omit the compare instruction.
612 * config/arm/arm.md (addsi3_cbranch): If destination is a high
613 register, inputs must be low registers and we need a low register
614 scratch. Handle alternative 2 like alternative 3.
616 2010-04-16 Jakub Jelinek <jakub@redhat.com>
618 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
619 don't call get_addr on both. If one expression is a VALUE and
620 the other a REG, check VALUE's locs if the REG isn't among them.
622 2010-04-16 Christian Bruel <christian.bruel@st.com>
624 * config/sh/sh.h (sh_frame_pointer_required): New function.
625 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
626 (flag_omit_frame_pointer) Set.
627 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
628 (rounded_frame_size): Adjust size with outgoing_args_size.
629 (sh_set_return_address): Must return from stack pointer.
630 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
631 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
632 (ACCUMULATE_OUTGOING_ARGS): Define.
633 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
634 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
636 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
639 * config/sh/sh.c (sh_legitimize_reload_address): Use
640 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
641 Remove a unneeded check for offset_base.
643 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
645 * configure: Regenerated.
647 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
649 * config/s390/s390.c (s390_call_save_register_used): Switch back
652 2010-04-15 Richard Guenther <rguenther@suse.de>
654 * alias.c (alias_set_subset_of): Handle alias-set zero
657 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
658 Julian Brown <julian@codesourcery.com>
660 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
661 alternatives according to use of high and low regs.
662 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
663 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
664 optimizing for size on Thumb-2.
666 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
668 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
670 2010-04-15 Richard Guenther <rguenther@suse.de>
672 * tree-ssa-structalias.c (struct variable_info): Add
674 (new_var_info): Initialize it.
675 (dump_constraints): Support printing last added constraints.
676 (debug_constraints): Adjust.
677 (dump_constraint_graph): Likewise.
678 (make_heapvar_for): Check for NULL cfun.
679 (get_function_part_constraint): New function.
680 (get_fi_for_callee): Likewise.
681 (find_func_aliases): Properly implement IPA PTA constraints.
682 (process_ipa_clobber): New function.
683 (find_func_clobbers): Likewise.
684 (insert_into_field_list_sorted): Remove.
685 (create_function_info_for): Properly allocate vars for IPA mode.
686 Do not use insert_into_field_list_sorted.
687 (create_variable_info_for): Properly generate constraints for
688 global vars in IPA mode.
689 (dump_solution_for_var): Always dump the solution.
690 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
691 (find_what_var_points_to): Adjust.
692 (pt_solution_set): Change.
693 (pt_solution_ior_into): New function.
694 (pt_solution_empty_p): Export.
695 (pt_solution_includes_global): Adjust.
696 (pt_solution_includes_1): Likewise.
697 (pt_solutions_intersect_1): Likewise.
698 (dump_sa_points_to_info): Check some invariants.
699 (solve_constraints): Move constraint dumping ...
700 (compute_points_to_sets): ... here.
701 (ipa_pta_execute): ... and here.
702 (compute_may_aliases): Do not re-compute points-to info
703 locally if IPA info is available.
704 (ipa_escaped_pt): New global var.
705 (ipa_pta_execute): Properly implement IPA PTA.
706 * tree-into-ssa.c (dump_decl_set): Support dumping
707 decls not in referenced-vars.
708 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
709 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
710 (dump_points_to_solution): Likewise.
711 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
712 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
713 (remap_gimple_stmt): Reset call clobber/use information if necessary.
714 (copy_decl_to_var): Copy DECL_PT_UID.
715 (copy_result_decl_to_var): Likewise.
716 * tree.c (make_node_stat): Initialize DECL_PT_UID.
717 (copy_node_stat): Copy it.
718 * tree.h (DECL_PT_UID): New macro.
719 (SET_DECL_PT_UID): Likewise.
720 (DECL_PT_UID_SET_P): Likewise.
721 (struct tree_decl_minimal): Add pt_uid member.
722 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
723 (pt_solution_empty_p): Declare.
724 (pt_solution_set): Adjust.
725 (ipa_escaped_pt): Declare.
726 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
727 * gimple-pretty-print.c (pp_points_to_solution): New function.
728 (dump_gimple_call): Dump call clobber/use information.
729 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
730 * tree-pass.h (TDF_ALIAS): New dump option.
731 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
732 * doc/invoke.texi (-fipa-pta): Update documentation.
734 2010-04-15 Richard Guenther <rguenther@suse.de>
736 * Makefile.in (OBJS-common): Add gimple-fold.o.
737 (gimple-fold.o): New rule.
738 * tree.h (maybe_fold_offset_to_reference,
739 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
741 * gimple.h: ... here.
742 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
743 may_propagate_address_into_dereference): Move prototypes ...
744 * gimple.h: ... here.
745 * tree-ssa-ccp.c (get_symbol_constant_value,
746 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
747 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
748 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
749 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
750 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
751 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
752 gimplify_and_update_call_from_tree): Move ...
753 * gimple-fold.c: ... here. New file.
754 (ccp_fold_builtin): Rename to ...
755 (gimple_fold_builtin): ... this.
756 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
758 2010-04-15 Richard Guenther <rguenther@suse.de>
760 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
761 fit_double_type, force_fit_type_double, add_double_with_sign,
762 neg_double, mul_double_with_sign, lshift_double, rshift_double,
763 lrotate_double, rrotate_double, div_and_round_double): Move ...
764 * double-int.c: ... here.
765 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
766 add_double, neg_double, mul_double_with_sign, mul_double,
767 lshift_double, rshift_double, lrotate_double, rrotate_double,
768 div_and_round_double): Move prototypes ...
769 * double-int.h: ... here.
771 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
774 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
775 matching constraints to ensure inputs match the output.
777 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
780 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
781 in an input-only operand.
783 2010-04-15 Anatoly Sokolov <aesok@post.ru>
785 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
786 (double_int_not, double_int_lshift, double_int_rshift): Declare.
787 (double_int_negative_p): Convert to static inline function.
788 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
789 (double_int_negative_p): Remove.
790 * tree.h (lshift_double, rshift_double):
791 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
792 * fold-const.c (fold_convert_const_int_from_real,
793 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
794 (lshift_double): Change type of arith argument to bool.
795 (rshift_double): Change type of arith argument to bool. Correct
797 * expmed.c (mask_rtx, lshift_value): (Ditto.).
799 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
802 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
803 at the start and end of the then/else blocks, and omit them from the
805 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
806 argument; all callers changed. Pass zero to old_insns_match_p instead.
807 (flow_find_head_matching_sequence): New function.
808 (old_insns_match_p): Check REG_EH_REGION notes for calls.
809 * basic-block.h (flow_find_cross_jump,
810 flow_find_head_matching_sequence): Declare functions.
812 2010-04-14 Jason Merrill <jason@redhat.com>
815 * c-common.c (attribute_takes_identifier_p): New fn.
816 * c-common.h: Declare it.
818 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
822 (*udivmod<mode>4): Ditto.
824 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
826 * config/i386/i386.md (maxmin_int): Rename code attribute from
827 maxminiprefix and update all users.
828 (maxmin_float): Ditto from maxminfprefix.
829 (logic): Ditto from logicprefix.
830 (absneg_mnemonic): Ditto from absnegprefix.
831 * config/i386/mmx.md: Update all users of maxminiprefix,
832 maxminfprefix and logicprefix for rename.
833 * config/i386/sse.md: Ditto.
834 * config/i386/sync.md (sync_<code><mode>): Update for
837 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
840 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
841 warnings converted to errors.
843 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
845 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
846 used insn_type variable.
847 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
848 to avoid set-but-not-used warning.
850 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
852 * df-core.c (df_ref_debug): Change format string placeholder
854 * dwarf2asm.c (dw2_asm_output_data_raw,
855 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
856 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
857 * dwarf2out.c (output_cfi, output_cfi_directive,
858 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
859 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
861 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
862 * print-rtl.c (print_rtx): Ditto.
864 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
867 * builtins.c (expand_builtin_pow_root): New function to expand pow
868 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
869 series of sqrt and cbrt calls under -ffast-math.
870 (expand_builtin_pow): Call it.
872 2010-04-14 Michael Matz <matz@suse.de>
874 PR tree-optimization/42963
875 * tree-cfg.c (touched_switch_bbs): New static variable.
876 (group_case_labels_stmt): New function broken out from ...
877 (group_case_labels): ... here, use the above.
878 (start_recording_case_labels): Allocate touched_switch_bbs.
879 (end_recording_case_labels): Deallocate it, call
880 group_case_labels_stmt.
881 (gimple_redirect_edge_and_branch): Remember index of affected BB.
883 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
888 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
892 2010-04-13 Jan Hubicka <jh@suse.cz>
894 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
895 of optimized out static functions.
896 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
897 cost computation. Also sanity check for overflows.
898 (update_caller_keys): Update cgraph_edge_badness call; properly
899 update fibheap and sanity check that it is up to date.
900 (add_new_edges_to_heap): Update cgraph_edge_badness.
901 (cgraph_decide_inlining_of_small_function): Likewise;
902 add sanity checking that badness in heap is up to date;
903 improve dumping of reason; Update badness of calls to the
904 offline copy of function currently inlined; dump badness
905 of functions not inlined because of unit growth limits.
907 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
910 * c-common.c (pointer_int_sum): Disregard overflow that occured only
911 because of sign-extension change when converting to sizetype here...
912 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
914 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
915 the folding to constants. Remove redundant final conversion.
916 (fold_binary) <associate>: Do not associate if the re-association of
917 constants alone overflows.
918 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
919 to the end of the list.
920 (multiple_of_p) <COND_EXPR>: New case.
922 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
924 * opt-functions.awk (opt_sanitized_name): New.
926 * optc-gen.awk: Use it
927 * opth-gen.awk: Use it.
929 2010-04-13 Martin Jambor <mjambor@suse.cz>
931 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
932 (sra_modify_assign): Delete stmts loading dead data even if racc has no
933 children. Call replace_uses_with_default_def_ssa_name to handle
936 2010-04-13 Michael Matz <matz@suse.de>
939 * builtins.c (expand_builtin_interclass_mathfn): Also create
940 a register if the predicate doesn't match.
942 2010-04-13 Diego Novillo <dnovillo@google.com>
944 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
945 * c-pch.c: Include timevar.h.
946 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
947 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
948 * ggc-common.c: Include timevar.h.
949 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
950 * timevar.def (TV_PCH_SAVE): Define.
951 (TV_PCH_CPP_SAVE): Define.
952 (TV_PCH_PTR_REALLOC): Define.
953 (TV_PCH_PTR_SORT): Define.
954 (TV_PCH_RESTORE): Define.
955 (TV_PCH_CPP_RESTORE): Define.
957 2010-04-13 Michael Matz <matz@suse.de>
959 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
961 (can_reassociate_p): New function.
962 (break_up_subtract_bb, reassociate_bb): Use it.
964 2010-04-13 Richard Guenther <rguenther@suse.de>
967 * builtins.c (c_readstr): Fix assert.
969 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
972 when generating cltd insn.
974 (*ashl<mode>3_1): Remove special handling for register operand 2.
975 (*ashlsi3_1_zext): Ditto.
977 (*ashlhi3_1_lea): Ditto.
979 (*ashlqi3_1_lea): Ditto.
980 (*<shiftrt_insn><mode>3_1): Ditto.
981 (*<shiftrt_insn>si3_1_zext): Ditto.
982 (*<shiftrt_insn>qi3_1_slp): Ditto.
983 (*<rotate_insn><mode>3_1): Ditto.
984 (*<rotate_insn>si3_1_zext): Ditto.
985 (*<rotate_insn>qi3_1_slp): Ditto.
987 2010-04-13 Richard Guenther <rguenther@suse.de>
989 * tree-ssa-structalias.c (callused_id): Remove.
990 (call_stmt_vars): New.
991 (get_call_vi): Likewise.
992 (lookup_call_use_vi): Likewise.
993 (lookup_call_clobber_vi): Likewise.
994 (get_call_use_vi): Likewise.
995 (get_call_clobber_vi): Likewise.
996 (make_transitive_closure_constraints): Likewise.
997 (handle_const_call): Adjust to do per-call call-used handling.
998 (handle_pure_call): Likewise.
999 (find_what_var_points_to): Remove general callused handling.
1000 (init_base_vars): Likewise.
1001 (init_alias_vars): Initialize call_stmt_vars.
1002 (compute_points_to_sets): Process call-used and call-clobbered
1003 vars for call statements.
1004 (delete_points_to_sets): Free call_stmt_vars.
1006 2010-04-13 Richard Guenther <rguenther@suse.de>
1008 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1009 Only add RW dependence for dependence distance zero.
1010 Adjust maximal vectorization factor according to dependences.
1011 Move alignment handling ...
1012 (vect_find_same_alignment_drs): ... here. New function.
1013 (vect_analyze_data_ref_dependences): Adjust.
1014 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1015 (vect_analyze_data_refs): Adjust minimal vectorization factor
1016 according to data references.
1017 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1018 dependences before determining the vectorization factor.
1019 Analyze alignment after determining the vectorization factor.
1020 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1021 dependences before alignment.
1022 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1024 (vect_analyze_data_refs): Likewise.
1025 (MAX_VECTORIZATION_FACTOR): New define.
1027 2010-04-13 Duncan Sands <baldrick@free.fr>
1029 * except.h (lang_eh_type_covers): Remove.
1030 * except.c (lang_eh_type_covers): Likewise.
1032 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1033 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1035 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1036 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1037 UNITS_PER_LONG where it is ABI relevant.
1038 (s390_return_addr_rtx): Likewise.
1039 (s390_back_chain_rtx): Likewise.
1040 (s390_frame_area): Likewise.
1041 (s390_frame_info): Likewise.
1042 (s390_initial_elimination_offset): Likewise.
1043 (save_gprs): Likewise.
1044 (s390_emit_prologue): Likewise.
1045 (s390_emit_epilogue): Likewise.
1046 (s390_function_arg_advance): Likewise.
1047 (s390_function_arg): Likewise.
1048 (s390_va_start): Likewise.
1049 (s390_gimplify_va_arg): Likewise.
1050 (s390_function_profiler): Likewise.
1051 (s390_optimize_prologue): Likewise.
1052 (s390_rtx_costs): Likewise.
1053 (s390_secondary_reload): Likewise.
1054 (s390_promote_function_mode): Likewise.
1055 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1056 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1057 registers available.
1058 (s390_unwind_word_mode): New function.
1059 (s390_function_value): Split 64 bit values into register pair if
1060 used as return value.
1061 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1062 function call parameters. Handle parallels.
1063 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1064 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1065 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1066 (s390_expand_setmem): Remove unused variable src_addr.
1067 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1068 deal with 64 bit registers.
1069 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1070 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1071 (UNITS_PER_LONG): New macro.
1072 * libjava/include/s390-signal.h: Define extended ucontext
1073 structure containing the upper halfs of the 64 bit registers.
1075 2010-04-13 Simon Baldwin <simonb@google.com>
1077 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1079 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1081 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1082 rvalue on the RHS if the LHS is of a non-renamable type.
1083 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1085 2010-04-13 Matthias Klose <doko@ubuntu.com>
1087 * gcc.c (cc1_options): Handle -iplugindir before processing
1088 the cc1 spec. Only add -iplugindir once.
1089 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1091 * common.opt (iplugindir): Remove `Separate' property, initialize.
1092 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1094 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1095 (distclean): Remove plugin dir.
1096 * doc/invoke.texi: Document -iplugindir.
1098 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1100 * doc/plugins.texi (Loading Plugins): Document short
1101 -fplugin=foo option.
1102 (Plugin API): Mention default_plugin_dir_name function.
1104 * gcc.c (find_file_spec_function): Add new declaration.
1105 (static_spec_func): Use it for "find-file".
1106 (find_file_spec_function): Add new function.
1107 (cc1_options): Add -iplugindir option if -fplugin* options found.
1109 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1111 * plugin.c (add_new_plugin): Updated comment, and handle short
1113 (default_plugin_dir_name): Added new function.
1115 * common.opt (iplugindir): New option to set the plugin directory.
1117 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1119 * config/i386/i386.md (any_rotate): New code iterator.
1120 (rotate_insn): New code attribute.
1122 (SWIM124): New mode iterator.
1123 (<rotate_insn>ti3): New expander.
1124 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1125 any_rotate code iterator.
1126 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1127 using any_rotate code iterator and SWIM124 mode iterator.
1128 (ix86_rotlti3): New insn_and_split pattern.
1129 (ix86_rotrti3): Ditto.
1130 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1131 ix86_rotl{di,ti}3 patterns.
1132 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1133 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1134 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1135 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1136 code iterator and SWI mode iterator.
1137 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1138 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1140 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1141 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1142 (bswap rotatert splitter): Add splitter.
1143 (bswap splitter): Macroize splitter using any_rotate code iterator.
1144 Add insn predicate to split only for TARGET_USE_XCHGB or when
1145 optimizing function for size.
1147 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1149 * config/pa/pa.c (emit_move_sequence): Remove use of
1150 deleted variable flag_argument_noalias.
1152 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1154 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1156 Add to unsupported targets list.
1157 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1158 sparc*-sun-solaris2.[567]* from target lists.
1159 * configure: Regenerate.
1160 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1162 Remove Solaris 7 patch references.
1163 (Specific, sparc-sun-solaris2.7): Removed.
1164 (sparc-sun-solaris2*): Update Solaris 7 example.
1165 (sparc64-*-solaris2*): Likewise.
1167 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1169 * config.build (alpha*-dec-osf4*): Remove.
1170 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1171 of obsolete configurations.
1172 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1174 * config/alpha/t-osf4: Renamed to ...
1175 * config/alpha/t-osf5: ... this.
1176 * config/alpha/osf.h: Renamed to ...
1177 * config/alpha/osf5.h: ... this.
1178 Merged old osf5.h contents.
1180 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1181 (EXTRA_SPECS): Removed.
1182 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1183 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1186 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1188 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1190 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1193 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1194 __thiscall convention.
1196 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1198 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1200 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1202 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1204 * function.c (assign_parms_initialize_all): Add unused attribute
1207 2010-04-12 Richard Guenther <rguenther@suse.de>
1209 * gsstruct.def (GSS_CALL): New.
1210 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1211 * gimple.h: Include tree-ssa-alias.h.
1212 (struct gimple_statement_call): New.
1213 (union gimple_statement_struct_d): Add gimple_call member.
1214 (gimple_call_reset_alias_info): Declare.
1215 (gimple_call_use_set): New function.
1216 (gimple_call_clobber_set): Likewise.
1217 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1218 * gimple.c (gimple_call_reset_alias_info): New function.
1219 (gimple_build_call_1): Call it.
1220 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1221 * tree-inline.c (remap_gimple_stmt): Likewise.
1222 (expand_call_inline): Remove callused handling.
1223 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1224 * tree-dfa.c (dump_variable): Likewise.
1225 * tree-parloops.c (parallelize_loops): Likewise.
1226 * tree-ssa.c (init_tree_ssa): Likewise.
1227 (delete_tree_ssa): Likewise.
1228 * tree-flow-inline.h (is_call_used): Remove.
1229 * tree-flow.h (struct gimple_df): Remove callused member.
1230 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1231 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1232 (ref_maybe_used_by_call_p_1): Simplify.
1233 (call_may_clobber_ref_p_1): Likewise.
1234 * tree-ssa-structalias.c (compute_points_to_sets): Set
1235 the call stmt used and clobbered sets.
1236 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1237 (find_tail_calls): Verify the tail call.
1239 2010-04-12 Richard Guenther <rguenther@suse.de>
1241 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1242 single-iteration always-inline inlining.
1243 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1244 (cgraph_decide_inlining): Do not handle always-inline specially.
1245 (try_inline): Remove always-inline cycle detection special case.
1246 Do not recurse on always-inlines.
1247 (cgraph_early_inlining): Do not iterate if not optimizing.
1248 (cgraph_gate_early_inlining): remove.
1249 (pass_early_inline): Run unconditionally.
1250 (gate_cgraph_decide_inlining): New function.
1251 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1252 not inlining or optimizing.
1253 (cgraph_decide_inlining_of_small_functions): Also consider
1254 always-inline functions.
1255 (cgraph_default_inline_p): Return true for nodes which should
1256 disregard inline limits.
1257 (estimate_function_body_sizes): Assume zero size and time for
1258 nodes which are marked as disregarding inline limits.
1259 (cgraph_decide_recursive_inlining): Do not perform recursive
1260 inlining on always-inline nodes.
1262 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1265 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1266 for exprs satisfying handled_component_p.
1268 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1270 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1271 non-constant aggregate elements.
1273 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1274 is a real initialization.
1276 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1279 * c-decl.c (start_function): Move forward check for nested function.
1281 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1283 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1284 * config/sh/sh.c: Include reload.h.
1285 (sh_legitimize_reload_address): New.
1286 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1287 sh_legitimize_reload_address.
1289 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1291 * config/sh/sh.md (*movqi_pop): New insn pattern.
1292 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1294 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1296 * config/i386/i386.md (any_shiftrt): New code iterator.
1297 (shiftrt_insn): New code attribute.
1299 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1300 using any_shiftrt code iterator.
1301 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1302 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1303 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1304 pattern from corresponding peephole2 patterns.
1305 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1306 using any_shiftrt code iterator.
1307 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1308 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1309 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1310 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1311 *{ashr,lshr}<mode>3_cmp_zext.
1312 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1314 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1318 (*lshr<mode>3_cconly): Ditto.
1320 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1323 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1324 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1325 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1327 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1328 from corresponding peephole2 patterns.
1329 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1330 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1331 and *lshrdi3_1_rex64 using SWI mode iterator.
1332 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1333 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1334 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1335 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1336 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1337 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1338 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1339 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1340 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1343 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1346 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1347 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1348 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1350 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1351 from corresponding peephole2 patterns.
1352 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1353 (ashrsi3_cvt): Rename from ashrsi3_31.
1354 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1355 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1356 and x86_64_shift_adj_3 using SWI48 mode iterator.
1357 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1358 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1359 and *ashrdi3_1_rex64 using SWI mode iterator.
1360 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1361 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1362 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1363 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1364 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1365 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1366 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1367 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1368 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1370 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1371 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1372 x86_shift<mode>_adj_3 expanders.
1374 2010-04-10 Wei Guozhi <carrot@google.com>
1377 * config/arm/arm.c (arm_pic_static_addr): New function.
1378 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1380 (arm_output_addr_const_extra): Output expression for new pattern.
1381 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1383 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1385 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1388 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1389 * web.c: Include "insn-config.h" and "recog.h".
1390 (union_match_dups): New function.
1391 (web_main): Call it.
1392 (union_defs): Don't try to recognize match_dups.
1394 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1395 if doing so would replace the entire pattern.
1397 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1401 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1402 and splitter pattern. Change splitter operand 1 predicate to
1405 2010-04-09 Martin Jambor <mjambor@suse.cz>
1407 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1408 lattices are addresses of CONST_DECLs with the same initial value.
1409 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1410 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1412 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1413 Bernd Schmidt <bernds@codesourcery.com>
1415 * loop-invariant.c (replace_uses): New static function.
1416 (move_invariant_reg): Use it to ensure we can replace the uses.
1418 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1420 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1422 (picochip_override_options): Enable section anchors only above -O1.
1423 (picochip_reorg): Fixed a couple of build warnings.
1425 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1427 * configure.ac (plugin -rdynamic test): Log result.
1428 * configure: Regenerate.
1429 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1430 (RDYNAMIC_SPEC): Define.
1431 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1433 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1435 * configure.ac: Determine Sun ld version numbers.
1436 (comdat_group): Restrict GNU ld version checks to gld.
1437 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1438 (enable_comdat): Support --enable-comdat.
1439 * configure: Regenerate.
1440 * doc/install.texi (Configuration): Document --enable-comdat.
1442 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1445 * config/sol2-gld.h: ... here.
1446 * config.gcc (sparc*-*-solaris2*): Reflect this.
1447 (i[34567]86-*-solaris2*): Use it.
1449 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1451 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1453 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1455 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1458 * diagnostic.c (diagnostic_initialize): Initialize
1459 some_warnings_are_errors.
1460 (diagnostic_finish): New.
1461 (diagnostic_action_after_output): Call it before exiting.
1462 (diagnostic_report_diagnostic): Do not print message here. Set
1463 some_warnings_are_errors.
1464 * diagnostic.h (diagnostic_context): Delete
1465 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1466 (diagnostic_finish): Declare.
1467 * toplev.c (toplev_main): Call it before exit.
1469 2010-04-09 Jason Merrill <jason@redhat.com>
1472 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1473 for incomplete type.
1476 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1477 based on a warning flag.
1479 2010-04-09 Richard Guenther <rguenther@suse.de>
1481 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1483 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1486 * varasm.c (default_assemble_visibility): Wrap vars that are
1487 set, but unused, by targets without GAS.
1488 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1489 Remove set, but unused, vars.
1490 (rs6000_legitimize_tls_address): Likewise.
1491 (altivec_expand_dst_builtin): Likewise.
1492 * config/darwin.c (machopic_classify_symbol): Likewise.
1493 (machopic_indirection_name): Likewise.
1495 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (DWI): New mode iterator.
1498 (S): New mode attribute.
1499 (shift_operand): Ditto.
1500 (shift_immediate_operand): Ditto.
1501 (ashl_input_operand): Ditto.
1502 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1503 using SDWIM mode iterator.
1504 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1505 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1507 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1508 from corresponding peephole2 patterns.
1509 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1510 and x86_64_shift_adj_1 using SWI48 mode iterator.
1511 (x86_shift<mode>_adj_2): Ditto.
1512 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1513 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1514 using SWI48 mode iterator.
1515 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1516 *ashldi3_cmp_rex64 using SWI mode iterator.
1517 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1518 *ashldi3_cconly_rex64 using SWI mode iterator.
1519 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1520 x86_shift<mode>_adj_{1,2}.
1521 (ix86_split_ashr): Ditto.
1522 (ix86_split_lshr): Ditto.
1524 2010-04-09 Richard Guenther <rguenther@suse.de>
1526 * target.h (builtin_conversion): Pass in input and output types.
1527 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1528 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1529 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1530 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1532 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1534 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1536 2010-04-09 Richard Guenther <rguenther@suse.de>
1539 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1541 2010-04-09 Richard Guenther <rguenther@suse.de>
1543 * tree-vectorizer.h (struct _stmt_vec_info): Document
1544 that vectype is the type of the LHS.
1545 (supportable_widening_operation, supportable_narrowing_operation):
1546 Get both input and output vector types as arguments.
1547 (vect_is_simple_use_1): Declare.
1548 (get_same_sized_vectype): Likewise.
1549 * tree-vect-loop.c (vect_determine_vectorization_factor):
1550 Set STMT_VINFO_VECTYPE to the vector type of the def.
1551 (vectorizable_reduction): Adjust.
1552 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1553 Adjust. Specify the output vector type.
1554 (vect_pattern_recog_1): Adjust.
1555 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1556 (vectorizable_call): Adjust.
1557 (vectorizable_conversion): Likewise.
1558 (vectorizable_operation): Likewise.
1559 (vectorizable_type_demotion): Likewise.
1560 (vectorizable_type_promotion): Likewise.
1561 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1563 (vect_is_simple_use_1): New function.
1564 (supportable_widening_operation): Get both input and output
1566 (supportable_narrowing_operation): Likewise.
1567 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1569 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1571 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1572 __thiscall and _thiscall as predefined macros.
1573 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1574 thiscall attribute handling.
1575 (ix86_comp_type_attributes): Likewise.
1576 (ix86_function_regparm): Likewise.
1577 (ix86_return_pops_args): Likewise.
1578 (init_cumulative_args): Likewise.
1579 (find_drap_reg): Likewise.
1580 (ix86_static_chain): Likewise.
1581 (x86_this_parameter): Likewise.
1582 (x86_output_mi_thunk): Likewise.
1583 (ix86_attribute_table): Add description for thiscall attribute.
1584 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1585 * doc/extend.texi: Add documentation for thiscall.
1587 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1590 * c.opt (Wint-to-pointer-cast): Available in C++.
1591 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1593 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1595 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1596 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1597 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1598 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1599 function type instead. Reorder and simplify checks.
1601 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1603 2010-04-08 Jing Yu <jingyu@google.com>
1604 Zdenek Dvorak <ook@ucw.cz>
1606 PR tree-optimization/42720
1607 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1608 loop unswitch conditions here from ...
1609 (tree_unswitch_single_loop): ... here.
1611 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1613 * tree-if-conv.c: Fix comments and simplify logic.
1615 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1617 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1618 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1619 (main_tree_if_conversion): Update call to tree_if_conversion.
1621 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1624 * doc/invoke.texi (-b,-V): Delete.
1625 * doc/tm.texi: Do not mention -b.
1626 * gcc.c (display_help): Delete -b and -V.
1627 (process_command): Delete -b and -V.
1628 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1630 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1631 Wolfgang Gellerich <gellerich@de.ibm.com>
1633 Implement target hook for loop unrolling
1634 * target.h (loop_unroll_adjust): Add a new target hook function.
1635 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1636 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1637 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1638 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1639 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1641 (decide_unroll_stupid): Likewise.
1643 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1646 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1648 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1650 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1651 (Specific, *-*-solaris2*): Likewise.
1652 Don't prefer Sun as over GNU as.
1654 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1656 * config/s390/s390.c (override_options): Adjust the z10
1657 defaults for max-unroll-times, max-completely-peeled-insns
1658 and max-completely-peel-times.
1660 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1662 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1663 instructions for z10.
1664 (s390_expand_setmem): Likewise.
1665 (s390_expand_cmpmem): Likewise.
1667 2010-04-08 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/43679
1670 * tree-ssa-pre.c (eliminate): Only propagate copies.
1672 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1675 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1676 set but not used variable warning.
1678 2010-04-08 Wei Guozhi <carrot@google.com>
1681 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1682 (arm_size_rtx_costs): Call the new function when optimized for size.
1684 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1687 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1688 op0 is not a MEM, just return NULL instead of assertion
1690 (discover_nonconstant_array_refs): Don't walk debug stmts.
1692 2010-04-08 Doug Kwan <dougkwan@google.com>
1694 * configure.ac: Recognize gold and do not use its version number
1695 to test ld features.
1696 * configure: Regenerate.
1698 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1701 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1702 (negate_value): Move code to push elements to broken_up_substracts ...
1703 (eliminate_plus_minus_pair): ... here. Push operands that have no
1704 negative pair to plus_negates.
1705 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1707 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1709 * doc/install.texi (Configuration): Move description of
1710 --enable-lto, --with-libelf*, --enable-gold from Java section to
1713 * doc/generic.texi (Working with declarations)
1714 (Function Properties, C and C++ Trees): Fix typos.
1715 * doc/sourcebuild.texi (Top Level): Likewise.
1717 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1720 * tree.h (DECL_READ_P): Define.
1721 (struct tree_decl_common): Add decl_read_flag.
1722 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1723 a set but not used warning.
1724 (merge_decls): Merge DECL_READ_P flag.
1725 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1726 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1727 * c-common.c (handle_used_attribute, handle_unused_attribute):
1729 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1731 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1733 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1734 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1735 c_parser_binary_expression, c_parser_cast_expression,
1736 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1737 Call default_function_array_read_conversion instead of
1738 default_function_array_conversion where needed.
1739 (c_parser_unary_expression, c_parser_conditional_expression,
1740 c_parser_postfix_expression_after_primary, c_parser_initelt):
1741 Likewise. Call mark_exp_read where needed.
1742 (c_parser_statement_after_labels, c_parser_asm_operands,
1743 c_parser_typeof_specifier, c_parser_sizeof_expression,
1744 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1746 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1748 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1749 (warn_unused_but_set_parameter): Default to warn_unused
1751 * doc/invoke.texi: Document -Wunused-but-set-variable and
1752 -Wunused-but-set-parameter.
1754 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1755 used count variable.
1756 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1757 when operandN variables aren't used in the body of the expander
1759 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1760 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1761 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1762 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1763 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1764 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1765 * tree.c (PROCESS_ARG): Likewise.
1767 2010-04-07 Simon Baldwin <simonb@google.com>
1769 * diagnostic.h (diagnostic_override_option_index): New macro to
1770 set a diagnostic's option_index.
1771 * c-tree.h (c_cpp_error): Add warning reason argument.
1772 * opts.c (_warning_as_error_callback): New.
1773 (register_warning_as_error_callback): Store callback for
1774 warnings enabled via enable_warning_as_error.
1775 (enable_warning_as_error): Call callback, minor code tidy.
1776 * opts.h (register_warning_as_error_callback): Declare.
1777 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1778 response to -Werror=.
1779 (c_common_init_options): Register warning_as_error_callback in opts.c.
1780 * common.opt: Add -Wno-cpp option.
1781 * c-common.c (struct reason_option_codes_t): Map cpp warning
1782 reason codes to gcc option indexes.
1783 * (c_option_controlling_cpp_error): New function, lookup the gcc
1784 option index for a cpp warning reason code.
1785 * (c_cpp_error): Add warning reason argument, call
1786 c_option_controlling_cpp_error for diagnostic_override_option_index.
1787 * doc/invoke.texi: Document -Wno-cpp.
1789 2010-04-07 Richard Guenther <rguenther@suse.de>
1791 * ipa-reference.c (mark_load): Use get_base_address.
1792 (mark_store): Likewise.
1794 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1795 inserting GIMPLE_NOPs into the IL.
1796 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1797 Explicitly strip handled components and indirect references.
1799 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1800 folding address expressions.
1801 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1802 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1803 operand_equal_p to compare decls.
1804 (ptr_deref_may_alias_decl_p): Likewise.
1805 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1806 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1807 Handle reversed comparison ops.
1808 * tree-sra.c (asm_visit_addr): Use get_base_address.
1809 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1810 * ipa-reference.c (mark_address): Use get_base_address.
1812 2010-04-07 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1815 Propagate constants everywhere.
1817 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1820 * tree.c (MAX_INT_CACHED_PREC): Define.
1821 (nonstandard_integer_type_cache): New array.
1822 (build_nonstandard_integer_type): Cache results for precision
1823 <= MAX_INT_CACHED_PREC.
1825 2010-04-07 Richard Guenther <rguenther@suse.de>
1827 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1828 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1829 * common.opt: Likewise.
1830 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1831 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1832 (nonoverlapping_memrefs_p): Likewise.
1833 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1834 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1835 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1836 OPT_fargument_noalias_global for backward compatibility.
1838 2010-04-07 Richard Guenther <rguenther@suse.de>
1840 PR tree-optimization/43270
1841 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1842 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1843 * tree-ssa-pre.c (phi_translate_1): Adjust.
1844 (fully_constant_expression): Split out vn_reference handling to ...
1845 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1846 Fold reads from constant strings.
1847 (vn_reference_lookup): Handle fully constant references.
1848 (vn_reference_lookup_pieces): Likewise.
1849 * Makefile.in (expmed.o-warn): Add -Wno-error.
1851 2010-04-07 Martin Jambor <mjambor@suse.cz>
1853 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1855 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1858 * gcc.c: Add -static-libstdc++ to list of recognized options.
1860 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1862 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1864 2010-04-07 Richard Guenther <rguenther@suse.de>
1867 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1868 bases build simple mem attributes to retain points-to information.
1870 2010-04-07 Richard Guenther <rguenther@suse.de>
1873 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1874 preserve points-to related information.
1876 2010-04-07 Richard Guenther <rguenther@suse.de>
1879 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1880 discard plain indirect references.
1881 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1882 * tree.c (tree_nop_conversion): Likewise.
1884 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1887 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1889 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1891 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1892 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1894 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1896 * tree-if-conv.c: Fix indentation and comments.
1898 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1900 * tree-if-conv.c: Sort static functions in topological order.
1902 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1904 * tree-if-conv.c: Fix indentation and comments.
1906 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1909 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1910 lang_hooks.types.type_for_size instead of
1911 build_nonstandard_integer_type.
1912 When converting an unsigned type to signed, double its precision.
1913 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1914 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1915 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1918 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1921 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1922 POINTER_PLUS_EXPR for pointer types.
1924 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1927 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1928 * graphite-clast-to-gimple.c: Include langhooks.h.
1929 (max_signed_precision_type): New.
1930 (max_precision_type): Takes two types as arguments.
1931 (precision_for_value): New.
1932 (precision_for_interval): New.
1933 (gcc_type_for_interval): New.
1934 (gcc_type_for_value): New.
1935 (gcc_type_for_clast_term): New.
1936 (gcc_type_for_clast_red): New.
1937 (gcc_type_for_clast_bin): New.
1938 (gcc_type_for_clast_expr): Split up into several functions.
1939 (gcc_type_for_clast_eq): Rewritten.
1940 (compute_bounds_for_level): New.
1941 (compute_type_for_level_1): New.
1942 (compute_type_for_level): New.
1943 (gcc_type_for_cloog_iv): Removed.
1944 (gcc_type_for_iv_of_clast_loop): Rewritten.
1945 (graphite_create_new_loop): Compute the lower and upper bound types
1946 with gcc_type_for_clast_expr.
1947 (graphite_create_new_loop_guard): Same.
1948 (find_cloog_iv_in_expr): Removed.
1949 (compute_cloog_iv_types_1): Removed.
1950 (compute_cloog_iv_types): Removed.
1951 (gloog): Do not call compute_cloog_iv_types.
1952 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1954 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1955 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1956 (GBB_CLOOG_IV_TYPES): Removed.
1958 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1960 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1961 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1962 (detect_commutative_reduction): Same.
1964 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1966 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1967 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1969 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1970 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1971 (rewrite_commutative_reductions_out_of_ssa): Same.
1972 * passes.c (execute_function_todo): Call verify_ssa for every pass
1973 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1974 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1975 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1976 with an extra argument.
1977 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1978 verify_ssa only when the extra argument is true.
1979 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1980 with an extra argument.
1981 (tree_transform_and_unroll_loop): Same.
1983 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1985 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1986 for all the passes of the LNO having LOOP_CLOSED_SSA.
1987 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1988 * tree-loop-distribution.c (pass_loop_distribution): Same.
1989 * tree-pass.h (TODO_verify_loops): Removed.
1990 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1992 (pass_tree_unswitch): Same.
1993 (pass_predcom): Same.
1994 (pass_vectorize): Same.
1995 (pass_linear_transform): Same.
1996 (pass_graphite_transforms): Same.
1997 (pass_iv_canon): Same.
1998 (pass_complete_unroll): Same.
1999 (pass_complete_unrolli): Same.
2000 (pass_parallelize_loops): Same.
2001 (pass_loop_prefetch): Same.
2002 (pass_iv_optimize): Same.
2004 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2007 * passes.c (init_optimization_passes): Move pass_lim before
2008 pass_copy_prop and pass_dce_loop.
2010 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2013 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2014 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2015 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2016 MULTI_* defines for 4 argument vpermil2p* builtins.
2018 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2021 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2022 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2023 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2024 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2025 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2026 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2027 Use x86_maybe_negate_const_int to output insn mnemonic.
2028 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2029 check from instruction predicate. Update comments.
2030 * config/i386/sync.md (sync_add<mode>): Use
2031 x86_maybe_negate_const_int to output insn mnemonic.
2033 2010-04-06 Jan Hubicka <jh@suse.cz>
2035 PR tree-optimization/42906
2036 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2037 IGNORE_SELF argument. Set visited_control_parents for fully
2039 (find_obviously_necessary_stmts): Update call of
2040 mark_control_dependent_edges_necessary.
2041 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2043 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/i386.md: Remove comment about 'e' and 'E'
2048 2010-04-06 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/43627
2051 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2052 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2055 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2057 * BASE-VER: Change to 4.6.0.
2060 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2063 2010-04-06 Richard Guenther <rguenther@suse.de>
2066 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2068 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2070 * doc/invoke.texi (Optimize Options): Document that LTO
2071 won't remove object access purely due to incompatible
2074 2010-04-04 Matthias Klose <doko@ubuntu.com>
2076 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2077 Initialize variable.
2079 2010-04-03 Richard Guenther <rguenther@suse.de>
2082 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2083 require a non-NULL MEM_OFFSET.
2085 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2087 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2088 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2089 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2090 config/alpha/predicates.md, config/arm/arm.md,
2091 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2092 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2093 config/darwin9.h, config/darwin.c, config/darwin.h,
2094 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2095 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2096 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2097 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2098 config/mips/mips.md, config/mn10300/mn10300.c,
2099 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2100 config/rs6000/aix.h, config/rs6000/dfp.md,
2101 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2102 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2103 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2104 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2105 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2106 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2107 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2108 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2109 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2110 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2111 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2112 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2113 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2114 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2115 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2116 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2117 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2118 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2119 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2120 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2121 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2122 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2123 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2124 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2125 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2126 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2127 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2128 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2129 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2130 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2131 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2132 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2133 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2134 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2135 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2136 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2138 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2141 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2142 * aclocal.m4: Regenerate.
2144 2010-04-02 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/43629
2147 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2148 if we have seen a constant value.
2150 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2152 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2154 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2157 * arm.c (legitimize_tls_address): Adjust call to
2158 gen_tls_load_dot_plus_four.
2159 (arm_note_pic_base): New function.
2160 (arm_cannot_copy_insn_p): Use it.
2161 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2164 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2169 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2171 * Makefile.in ($(out_object_file)): Depend on
2172 gt-$(basename $(notdir $(out_file))).h.
2174 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2176 * config.gcc (lm32-*-rtems*): Add t-lm32.
2178 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2180 * config.gcc: Add lm32-*-rtems*.
2181 * config/lm32/rtems.h: New file.
2183 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2186 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2188 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2190 * dwarf2out.c (output_compilation_unit_header): For
2191 -gdwarf-4 use version 4 instead of version 3.
2192 (output_line_info): For version 4 and above emit additional
2193 maximum ops per insn header field.
2194 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2196 * dwarf2out.c (is_c_family, is_java): Remove.
2197 (lower_bound_default): New function.
2198 (add_bound_info, gen_descr_array_type_die): Use it.
2200 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2203 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2204 re-declaration when it happens in a function.
2206 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2208 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2209 (cgraph_remove_function_insertion_hook): Same.
2210 (cgraph_call_function_insertion_hooks): Same.
2212 2010-04-01 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2216 and TREE_THIS_VOLATILE.
2217 (copy_ref_info): Likewise.
2218 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2219 * tree.c (build6_stat): Ignore side-effects of all but arg5
2220 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2223 2010-04-01 Richard Guenther <rguenther@suse.de>
2225 PR tree-optimization/43607
2226 * ipa-type-escape.c (check_call): Do not access non-existing
2229 2010-04-01 Richard Guenther <rguenther@suse.de>
2233 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2234 Jack Howarth <howarth@bromo.med.uc.edu>
2236 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2239 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2241 * doc/install.texi (Prerequisites): Document libelf usability on
2242 IRIX 5/6 and Solaris 2.
2243 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2244 Update GNU as, GNU ld requirements.
2245 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2246 Document Sun Studio compiler download.
2247 Update and simplify as, ld recommendations.
2248 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2250 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2252 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2253 with_tune_32 to pentium4.
2255 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2259 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2261 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2262 obsoletion, removal.
2264 Document GNU as requirement.
2265 Update configure requirements.
2266 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2267 Recomment IRIX 6.5.18+.
2268 Document IDF/IDL requirement.
2269 Document GNU as requirement.
2270 Document GNU ld bootstrap failure.
2271 Remove freeware.sgi.com reference.
2273 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2275 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2276 UNIX V4.0, V5.0 obsoletion, removal.
2277 Remove --with-gc=simple reference.
2278 Update VM requirements during bootstrap.
2279 Remove -oldas bootstrap description.
2280 Update binutils reference.
2281 Remove comparison failure note.
2283 2010-03-31 Richard Guenther <rguenther@suse.de>
2284 Zdenek Dvorak <ook@ucw.cz>
2285 Sebastian Pop <sebastian.pop@amd.com>
2288 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2289 with multiple arguments.
2290 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2292 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2294 * graphite-dependences.c (print_pddr): Call print_pdr with an
2296 * graphite-poly.c (debug_pdr): Add an extra argument for the
2299 (print_pbb_domain): Same.
2301 (print_scop_context): Same.
2303 (print_cloog): Same.
2304 (debug_pbb_domain): Same.
2308 (debug_scop_context): Same.
2310 (debug_cloog): Same.
2311 (print_scop_params): Same.
2312 (debug_scop_params): Same.
2313 (print_iteration_domain): Same.
2314 (print_iteration_domains): Same.
2315 (debug_iteration_domain): Same.
2316 (debug_iteration_domains): Same.
2317 (print_scattering_function): Same.
2318 (print_scattering_functions): Same.
2319 (debug_scattering_function): Same.
2320 (debug_scattering_functions): Same.
2321 * graphite-poly.h (debug_pdr): Update declaration.
2323 (print_pbb_domain): Same.
2325 (print_scop_context): Same.
2327 (print_cloog): Same.
2328 (debug_pbb_domain): Same.
2332 (debug_scop_context): Same.
2334 (debug_cloog): Same.
2335 (print_scop_params): Same.
2336 (debug_scop_params): Same.
2337 (print_iteration_domain): Same.
2338 (print_iteration_domains): Same.
2339 (debug_iteration_domain): Same.
2340 (debug_iteration_domains): Same.
2341 (print_scattering_function): Same.
2342 (print_scattering_functions): Same.
2343 (debug_scattering_function): Same.
2344 (debug_scattering_functions): Same.
2346 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2348 * graphite-poly.c (print_scattering_function_1): New.
2349 (print_scattering_function): Call it.
2350 (print_scop_params): Remove spaces at the end of lines.
2353 * graphite-poly.h (print_cloog): Declared.
2354 (debug_cloog): Declared.
2356 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2358 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2360 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2361 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2362 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2363 to switch between adding the IV bump in loop->latch or in loop->header.
2365 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2367 * graphite-poly.c (print_scattering_function): Pretty print following
2370 (print_pbb_domain): Same.
2371 (dump_gbb_cases): Same.
2372 (dump_gbb_conditions): Same.
2375 (print_scop_params): Same.
2376 (print_scop_context): Same.
2378 (print_pbb_body): New.
2379 (lst_indent_to): New.
2380 (print_lst): Start new lines with a #.
2381 * graphite-poly.h (pbb_bb): New.
2382 (pbb_index): Use pbb_bb.
2383 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2385 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2387 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2389 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2390 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2391 and 0 instead of 1 for dw_val_class_flag.
2392 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2393 dw_val_class_range_list, dw_val_class_loc_list,
2394 dw_val_class_lineptr and dw_val_class_macptr, use
2395 DW_FORM_flag_present for dw_val_class_flag and
2396 DW_FORM_exprloc for dw_val_class_loc.
2397 (output_die): For -gdwarf-4 print dw_val_class_loc
2398 size as uleb128 instead of 1 or 2 bytes and don't print
2399 anything for dw_val_class_flag.
2401 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2402 instead of cselib_lookup following by tweaking locs->setting_insn.
2405 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2406 even before returning from label, setjmp call or volatile asm
2409 2010-03-31 Richard Guenther <rguenther@suse.de>
2412 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2413 temporary data on stack.
2415 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2417 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2418 (PUSHSECTION_ASM_OP): Remove.
2419 (POPSECTION_ASM_OP): Remove.
2420 (PUSHSECTION_FORMAT): Remove.
2421 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2422 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2423 * config/sol2.c (solaris_output_init_fini): Use it.
2425 2010-03-31 Jie Zhang <jie@codesourcery.com>
2428 * opt-functions.awk (var_type_struct): Use signed char type
2429 for simple variables.
2431 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2433 * config/sol2.c: Include output.h.
2434 (solaris_assemble_visibility): New function.
2435 * config/t-sol2 (sol2.o): Add output.h dependency.
2436 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2437 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2440 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2443 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2444 V2SImode or XFmode on PRE_DEC.
2447 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2450 2010-03-31 Jie Zhang <jie@codesourcery.com>
2453 * reload.h (caller_save_initialized_p): Declare.
2454 * toplev.c (backend_init_target): Don't call
2455 init_caller_save but set caller_save_initialized_p to false.
2456 * caller-save.c (caller_save_initialized_p): Define.
2457 (init_caller_save): Check caller_save_initialized_p.
2458 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2460 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2463 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2464 and soft-fp/t-softfp to tmake_file.
2465 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2466 (LIBGCC2_TF_CEXT): Define.
2469 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2472 * cselib.c (n_useless_values): Document handling of debug locs.
2473 (n_useless_debug_values, n_debug_values): New variables.
2474 (new_elt_loc_list): Don't add to debug values, keep count.
2475 (promote_debug_loc): New.
2476 (cselib_reset_table): Zero new variables.
2477 (entry_and_rtx_equal_p): Promote debug locs.
2478 (discard_useless_locs): Increment n_useless_debug_values for
2480 (remove_useless_values): Adjust n_useless_values and n_debug_values
2481 with n_useless_debug_values.
2482 (add_mem_for_addr): Promote debug locs.
2483 (cselib_lookup_mem): Likewise.
2484 (cselib_lookup_addr): Renamed to...
2485 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2486 (cselib_log_lookup): ... this. Turn into...
2487 (cselib_lookup_addr): ... new wrapper.
2488 (cselib_lookup_from_insn): New.
2489 (cselib_invalidate_regno): Increment n_useless_debug_values for
2491 (cselib_invalidate_mem): Likewise.
2492 (cselib_process_insn): Take n_deleted and n_debug_values into
2493 account to guard remove_useless_value call.
2494 (cselib_finish): Zero n_useless_debug_values.
2495 * cselib.h (cselib_lookup_from_insn): Declare.
2496 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2497 (sched_analyze_2): Likewise.
2499 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2501 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2503 (adjust_mems): Replace narrowing SUBREG of expression containing
2504 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2505 with operations in the narrower mode.
2508 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2509 regs_invalidated_by_call instead all call_used_reg_set registers.
2511 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2514 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2515 pointer comparisons with types_compatible_p.
2516 * tree-vect-stmts.c (vectorizable_call): Same.
2517 (vectorizable_condition): Same.
2519 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2521 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2522 stack check if the mask would be zero.
2524 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2525 Jack Howarth <howarth@bromo.med.uc.edu>
2527 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2530 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2533 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2535 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2536 Include ___unordxf2 and ___unordtf2.
2537 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2540 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2542 * config/lm32/t-lm32: New file.
2543 * config.gcc: Use the above file when targetting lm32.
2545 2010-03-28 Duncan Sands <baldrick@free.fr>
2547 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2549 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2552 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2553 Improve vectorization cost model diagnostic.
2555 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2558 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2559 compute_data_dependences_for_loop returns false, early exit
2560 and output an extra diagnostic for the failed data reference
2563 2010-03-29 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/43560
2566 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2567 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2569 2010-03-29 Jie Zhang <jie@codesourcery.com>
2572 * toplev.c (process_options): Set optimization_default_node
2573 and optimization_current_node.
2574 * opts.c (decode_options): Don't set optimization_default_node
2575 and optimization_current_node.
2577 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2579 * config/rtems.h: Abandon -qrtems_debug.
2581 2010-03-28 Jan Hubicka <jh@suse.cz>
2583 PR tree-optimization/43505
2584 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2585 map should not be copied.
2587 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2590 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2591 cdtors, set DECL_PRESERVE_P.
2592 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2595 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2597 PR tree-optimization/43528
2598 * stor-layout.c (place_field): Check that constant fits into
2599 unsigned HWI when skipping calculation of MS bitfield layout.
2601 2010-03-27 Jan Hubicka <jh@suse.cz>
2604 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2605 notice_global_symbol work.
2607 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2609 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2610 instead of dwarf2out_decl.
2611 (struct var_loc_node): Remove section_label field.
2612 (dwarf2out_function_decl): New function.
2613 (dwarf2out_var_location): Don't set section_label field.
2614 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2616 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2618 PR tree-optimization/43544
2619 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2620 First argument for builtin vectorized function hook is now a
2621 tree to be able to distinguish between machine specific and
2623 * targhooks.c (default_builtin_vectorized_function): Ditto.
2624 * targhooks.h (default_builtin_vectorized_function): Ditto.
2625 * target.h (struct gcc_target): Ditto.
2626 * tree-vect-stmts.c (vectorizable_function): Ditto.
2627 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2628 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2631 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2634 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2635 nested binding iff it is a FUNCTION_DECL.
2636 (store_parm_decls_newstyle): Pass nested=true to bind for
2637 FUNCTION_DECLs amongst parameters.
2639 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2641 * var-tracking.c (vt_expand_loc_callback): Don't run
2642 cselib_expand_value_rtx_cb in dummy mode if
2643 cselib_dummy_expand_value_rtx_cb returned false.
2645 * var-tracking.c (emit_note_insn_var_location): For one part
2646 notes with offset 0, don't add EXPR_LIST around the location.
2647 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2648 add_location_or_const_value_attribute): Adjust for that change.
2651 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2652 into first operand and location into second.
2653 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2654 dw_cfi_oprnd_loc for DW_CFA_expression.
2655 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2656 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2657 assume first argument is regnum and second argument is location.
2659 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2662 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2663 of scratch register to DImode. Split to DImode comparison operator.
2664 Use SImode subreg of scratch register in the multiplication.
2665 (*cmp_sadd_sidi): Ditto.
2666 (*cmp_ssub_si): Ditto.
2667 (*cmp_ssub_sidi): Ditto.
2669 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2672 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2673 Remove invalid assert and wrong comment.
2675 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2678 * flags.h (final_insns_dump_p): New extern.
2679 * final.c (final_insns_dump_p): New variable.
2680 (rest_of_clean_state): Set it before -fdump-final-insns=
2681 dumping, clear afterwards.
2682 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2683 MEM_ALIAS_SET on MEMs.
2685 2010-03-26 David S. Miller <davem@davemloft.net>
2687 * configure.ac: Fix sparc GOTDATA_OP bug check.
2688 * configure: Rebuild.
2690 2010-03-26 Alan Modra <amodra@gmail.com>
2692 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2694 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2696 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2697 TLS_SECTION_ASM_FLAG.
2699 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2702 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2703 Clear first_function_block_is_cold.
2706 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2707 argument if the argument is truth_value_p.
2709 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2711 * config/rs6000/constraints.md: Update copyright year for my changes.
2714 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2715 used in reg+reg addressing, swap registers.
2717 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2720 * target.h (struct gcc_target): Add code_end hook.
2721 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2723 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2724 * toplev.c (compile_file): Call targetm.asm_out.code_end
2725 hook before unwind info/debug info output.
2726 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2727 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2728 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2729 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2730 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2731 * config/i386/i386.c (ix86_file_end): Renamed to...
2732 (ix86_code_end): ... this. Make static. Don't call
2733 file_end_indicate_exec_stack. Emit unwind info using
2734 final_start_function/final_end_function.
2735 (darwin_x86_file_end): Remove.
2736 (TARGET_ASM_CODE_END): Define.
2737 * config/i386/i386.h (TARGET_ASM_FILE_END,
2738 NEED_INDICATE_EXEC_STACK): Don't define.
2739 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2740 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2741 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2742 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2745 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2746 at the beginning and final_end_function at the end.
2747 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2749 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2751 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2752 and Sun as TLS syntax.
2753 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2754 * configure: Regenerate.
2755 * config.in: Regenerate.
2756 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2757 (default_elf_asm_named_section): Use it.
2758 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2759 (i386_output_dwarf_dtprel): Likewise.
2760 (output_addr_const_extra): Likewise.
2761 (output_pic_addr_const): Lowercase @GOTTPOFF.
2762 (output_addr_const_extra): Likewise.
2763 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2764 (output_addr_const_extra): Likewise.
2765 (output_pic_addr_const): Lowercase @INDNTPOFF.
2766 (output_addr_const_extra): Likewise.
2767 (output_pic_addr_const): Lowercase @NTPOFF.
2768 (output_addr_const_extra): Likewise.
2769 (output_pic_addr_const): Lowercase @TPOFF.
2770 (output_addr_const_extra): Likewise.
2771 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2772 (*tls_global_dynamic_64): Likewise.
2773 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2774 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2776 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2777 (ASM_OUTPUT_TLS_COMMON): Use it.
2778 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2781 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2782 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2783 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2784 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2785 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2786 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2788 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2790 * config/i386/i386.c (override_options): Don't accept
2791 -mtls-dialect=sun any longer.
2792 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2793 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2794 (*tls_local_dynamic_base_32_sun): Likewise.
2795 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2797 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2800 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2801 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2804 * ira.c (adjust_cleared_regs): New function.
2805 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2809 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2811 * expr.c (expand_expr_real): Restore previous
2812 curr_insn_source_location and curr_insn_block after
2813 expand_expr_real_1 call.
2814 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2815 instead of expand_expr_real_1.
2817 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2819 PR rtl-optimization/43413
2820 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2823 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2826 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2827 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2829 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2831 * config/i386/i386.c (ix86_target_string): Add -mfma.
2832 Fix a typo in comment.
2834 2010-03-22 Mike Stump <mikestump@comcast.net>
2837 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2838 Don't overly align based upon packed packed fields.
2840 2010-03-22 Jason Merrill <jason@redhat.com>
2842 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2843 Use () rather than [], and move before the element type.
2845 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2847 * doc/configfiles.texi (Configuration Files): Removed
2848 fixinc/Makefile*, intl/Makefile.*.
2849 * doc/makefile.texi: Fixed markup. Abstract from version
2850 control system used.
2851 (Makefile): Removed obsolete gcc/java/parse.y example.
2852 * doc/sourcebuild.texi: Likewise.
2853 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2854 libgomp, libssp. Removed fastjar.
2855 (Miscellaneous Docs): Clarify location.
2856 Added COPYING3, COPYING3.LIB.
2857 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2859 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2862 * config/i386/i386.c (x86_function_profiler)
2863 [!NO_PROFILE_COUNTERS]: Fix typo.
2864 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2867 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2868 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * doc/sourcebuild.texi (Test Directives): Split into six
2871 subsections, with most of the current text in new subsections
2872 Directives, Selectors, and Final Actions.
2873 (Directives): Split list of test directives into multiple
2875 (Selectors): Describe use and syntax of selectors.
2876 (Effective-Target Keywords): Describe all existing keywords.
2877 (Add Options): Describe features for dg-add-options.
2878 (Require Support): Describe variants of dg-require-support.
2879 (Final Actions): Describe commands to use in dg-final.
2881 2010-03-22 Michael Matz <matz@suse.de>
2884 * recog.c (validate_replace_rtx_group): Replace also in
2885 REG_EQUAL and REG_EQUIV notes.
2887 2010-03-22 Richard Guenther <rguenther@suse.de>
2889 PR tree-optimization/43390
2890 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2891 sure vector extracts are type correct.
2893 2010-03-22 Richard Guenther <rguenther@suse.de>
2896 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2897 x * sqrt (x) even when optimizing for size if the target
2898 has native support for sqrt.
2900 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2902 * varasm.c (make_decl_rtl_for_debug): Also clear
2903 flag_mudflap for the duration of make_decl_rtl call.
2906 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2907 locs from preserved VALUEs.
2909 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2912 * pa.md (movmemsi): Set align to one if zero.
2913 (movmemdi): Likewise.
2915 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2918 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2919 with their corresponding prologue pushes.
2921 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2924 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2925 at the begining or end.
2926 (spu_expand_epilogue): Likewise.
2928 2010-03-20 Richard Guenther <rguenther@suse.de>
2930 PR rtl-optimization/43438
2931 * combine.c (make_extraction): Properly zero-/sign-extend an
2932 extraction of the low part of a CONST_INT. Also handle
2935 2010-03-19 Mike Stump <mikestump@comcast.net>
2937 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2938 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2939 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2941 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2944 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2947 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2949 PR rtl-optimization/42258
2950 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2951 use that may match DEF.
2954 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2955 the cost of loading the constant rather than assuming
2957 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2958 outer code is AND, do the same tests as the andsi3 expander and
2959 return COSTS_N_INSNS (1) if and is cheap.
2961 * optabs.c (avoid_expensive_constant): Fix formatting.
2963 2010-03-19 Michael Matz <matz@suse.de>
2966 * attribs.c (decl_attributes): When rebuilding a function pointer
2967 type use the same qualifiers as the original pointer type.
2969 2010-03-19 Martin Jambor <mjambor@suse.cz>
2971 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2972 and is_gimple_ip_invariant_address.
2974 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2977 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2979 * config/arm/arm.c (arm_override_options): Turn off
2980 flag_dwarf2_cfi_asm for AAPCS variants.
2982 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2985 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2986 Use PRE_MODIFY instead of PRE_DEC.
2987 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2988 (vfp_emit_fstmd): Likewise.
2990 2010-03-19 Michael Matz <matz@suse.de>
2993 * builtins.c (expand_builtin_interclass_mathfn,
2994 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2997 2010-03-19 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/43415
3000 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3001 (phi_translate_1): ... this.
3002 (phi_translate): Move all caching here. Cache all NARY
3003 and REFERENCE translations.
3005 2010-03-19 David S. Miller <davem@davemloft.net>
3007 With help from Eric Botcazou.
3008 * config/sparc/sparc.c: Include dwarf2out.h.
3009 (emit_pic_helper): Delete.
3010 (pic_helper_symbol_name): Delete.
3011 (pic_helper_emitted_p): Delete.
3012 (pic_helper_needed): New.
3013 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3014 (get_pc_thunk_name): New.
3015 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3016 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3017 Set pic_helper_needed to true. Don't call emit_pic_helper.
3018 (sparc_expand_prologue): Update load_pic_register call.
3019 (sparc_output_mi_thunk): Likewise.
3020 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3021 thunk if possible. Output CFI information as needed.
3023 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3024 Jack Howarth <howarth@bromo.med.uc.edu>
3027 * config/i386/i386.h: Fix ABI on darwin x86-32.
3029 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3031 * tree.h: Declare make_decl_rtl_for_debug.
3032 * varasm.c (make_decl_rtl_for_debug): New.
3033 * dwarf2out.c (rtl_for_decl_location): Call it.
3034 * cfgexpand.c (expand_debug_expr): Call it.
3036 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3039 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3043 * var-tracking.c (vt_init_cfa_base): Do nothing if
3044 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3046 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3049 * var-tracking.c (canonicalize_vars_star): New.
3050 (dataflow_post_merge_adjust): Use it.
3052 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3055 * var-tracking.c (non_suitable_const): New function.
3056 (add_uses): For DEBUG_INSNs with constants, don't record any
3057 value, instead just the constant value itself.
3058 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3059 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3060 (emit_notes_in_bb): Likewise.
3061 (emit_note_insn_var_location): For onepart variables if
3062 cur_loc is a VOIDmode constant, use DECL_MODE.
3064 2010-03-18 Martin Jambor <mjambor@suse.cz>
3067 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3068 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3069 all non-clones. Moved call redirection...
3070 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3071 (cgraph_materialize_all_clones): Dispose of all
3072 combined_args_to_skip bitmaps.
3073 (verify_cgraph_node): Do not check for edges pointing to wrong
3074 nodes in inline clones.
3075 * tree-inline.c (copy_bb): Call
3076 cgraph_redirect_edge_call_stmt_to_callee.
3077 * ipa.c (cgraph_remove_unreachable_nodes): Call
3078 cgraph_node_remove_callees even when there are used clones.
3080 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3082 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3084 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3087 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3090 2010-03-18 Michael Matz <matz@suse.de>
3093 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3094 into sqrt(x) if we need to preserve signed zeros.
3096 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3097 Eric Botcazou <ebotcazou@adacore.com>
3099 PR rtl-optimization/43360
3100 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3101 note if we don't know its invariant status.
3103 2010-03-18 Michael Matz <matz@suse.de>
3105 PR tree-optimization/43402
3106 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3107 PHI chains of ssa names registered for update.
3109 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3112 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3113 non-offsettable and pre_modify update addressing.
3114 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3115 and "2" alternatives "#".
3116 (*movdd_softfloat32): Make all alternatives "#";
3117 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3118 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3119 (*movdf_softfloat32): Make all alternatives "#";
3120 (movdi): Use the new DIFD mode iterator to create a common splitter
3121 for movdi, movdf and movdd patterns.
3123 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3125 * common.opt (dumpdir): Remove redundant tab.
3127 2010-03-17 Martin Jambor <mjambor@suse.cz>
3129 PR tree-optimization/43347
3130 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3131 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3133 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3135 PR rtl-optimization/42216
3136 * regrename.c (create_new_chain): New function, broken out from...
3137 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3138 appending a use to an empty chain.
3139 (build_def_use): Remove previous changes that convert OP_INOUT to
3140 OP_OUT operands; instead detect the case where an OP_INOUT operand
3141 uses a previously untracked register and create an empty chain for it.
3143 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3145 * doc/extend.texi (Function Attributes): Rewrite unfinished
3146 sentence in ms_abi documentation.
3148 2010-03-17 Alan Modra <amodra@gmail.com>
3150 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3151 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3152 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3153 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3155 2010-03-16 Richard Henderson <rth@redhat.com>
3158 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3159 (lower_try_finally): Save and restore eh_seq around the expansion
3162 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3164 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3165 statements before splitting block.
3167 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3169 * doc/sourcebuild.texi (Testsuites): Fix markup.
3170 Use pathnames relative to gcc/testsuite.
3171 (Test Directives): Move description of how timeout is determined.
3172 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3173 (C Tests): Correct gcc.misc-tests directory.
3174 Framework tests now live in gcc.test-framework.
3176 2010-03-16 Richard Guenther <rguenther@suse.de>
3179 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3180 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3182 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3183 Alexandre Oliva <aoliva@redhat.com>
3185 PR tree-optimization/42917
3186 * lambda-code.c (remove_iv): Skip debug statements.
3187 (lambda_loopnest_to_gcc_loopnest): Likewise.
3188 (not_interesting_stmt): Debug statements are not interesting.
3190 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3194 * cselib.c (cselib_preserve_constants,
3195 cfa_base_preserved_val): New static variables.
3196 (preserve_only_constants): New function.
3197 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3198 clear its REG_VALUES. If cselib_preserve_constants, don't
3199 empty the whole hash table, but preserve there VALUEs with constants,
3200 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3201 (cselib_preserve_cfa_base_value): New function.
3202 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3203 (cselib_init): Change argument to int bitfield. Set
3204 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3206 (cselib_finish): Clear cselib_preserve_constants and
3207 cfa_base_preserved_val.
3208 * cselib.h (enum cselib_record_what): New enum.
3209 (cselib_init): Change argument to int.
3210 (cselib_preserve_cfa_base_value): New prototype.
3211 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3212 * dse.c (dse_step1): Likewise.
3213 * cfgcleanup.c (thread_jump): Likewise.
3214 * sched-deps.c (sched_analyze): Likewise.
3215 * gcse.c (local_cprop_pass): Likewise.
3216 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3217 If FN is non-NULL, call the callback always and whenever it returns
3218 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3219 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3220 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3221 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3222 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3223 * var-tracking.c: Include recog.h.
3224 (bb_stack_adjust_offset): Remove.
3225 (vt_stack_adjustments): Don't call it, instead just gather the
3226 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3227 (adjust_stack_reference): Remove.
3228 (compute_cfa_pointer): New function.
3229 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3230 (struct adjust_mem_data): New type.
3231 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3233 (get_address_mode): New function.
3234 (replace_expr_with_values): Use it.
3235 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3236 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3237 (adjust_sets): Remove.
3238 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3239 Use get_address_mode.
3240 (get_adjusted_src): Remove.
3241 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3242 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3243 (add_with_sets): Don't call adjust_sets.
3244 (fp_setter, vt_init_cfa_base): New functions.
3245 (vt_initialize): Change return type to bool. Move most of pool etc.
3246 initialization to the beginning of the function from end. Pass
3247 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3248 If !frame_pointer_needed, call vt_stack_adjustment before mos
3249 vector is filled, call vt_init_cfa_base if argp/framep has been
3250 eliminated to sp. If frame_pointer_needed and argp/framep has
3251 been eliminated to hard frame pointer, set
3252 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3253 encountering fp setter in the prologue. For MO_ADJUST, call
3254 log_op_type before pusing the op into mos vector, not afterwards.
3255 Call adjust_insn before cselib_process_insn/add_with_sets,
3256 call cancel_changes (0) afterwards.
3257 (variable_tracking_main_1): Adjust for vt_initialize calling
3258 vt_stack_adjustments and returning whether it succeeded or not.
3260 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3262 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3265 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3267 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3269 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3270 drap_reg has not been set.
3272 2010-03-15 Michael Matz <matz@suse.de>
3275 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3276 use it to expand block copies.
3277 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3278 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3279 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3281 2010-03-15 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/43367
3284 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3287 2010-03-15 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/43317
3290 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3292 2010-03-15 Martin Jambor <mjambor@suse.cz>
3294 PR tree-optimization/43141
3295 * tree-sra.c (create_abstract_origin): New function.
3296 (modify_function): Call create_abstract_origin.
3298 2010-03-15 Chris Demetriou <cgd@google.com>
3300 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3303 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3306 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3307 call insert_out_of_ssa_copy for default definitions.
3309 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3311 * graphite-clast-to-gimple.c (my_long_long): Defined.
3312 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3313 * graphite-sese-to-poly.c (my_long_long): Defined.
3314 (scop_ivs_can_be_represented): Use it.
3316 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3318 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3319 graphite-max-bbs-per-function, and loop-block-tile-size.
3320 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3322 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3324 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3326 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3327 forward declaration.
3328 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3329 (add_upper_bounds_from_estimated_nit): New.
3330 (build_loop_iteration_domains): Use it.
3332 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3334 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3336 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3339 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3340 should be an INTEGER_CST. Also handle CASE_CONVERT.
3342 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3344 * graphite.c (graphite_initialize): To bound the number of bbs per
3345 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3346 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3347 * doc/invoke.texi: Document it.
3349 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3351 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3352 * graphite-sese-to-poly.h (build_poly_scop): Same.
3354 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3356 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3357 the number of parameters in the scop. Use as an upper bound
3358 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3359 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3360 * doc/invoke.texi: Document it.
3362 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3364 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3365 * doc/c-tree.texi: Remove.
3366 * doc/generic.texi: Merge c-tree.texi here.
3367 * doc/gccint.texi (Trees): Remove menu entry.
3368 (c-tree.texi): Remove @include.
3369 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3370 * doc/languages.texi (Reading RTL): Ditto.
3372 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3375 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3377 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3380 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3381 code added to work around reload clobbering CONST insns.
3383 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3385 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3386 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3387 (cselib_preserve_only_values): Remove retain argument, don't
3388 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3389 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3390 * var-tracking.c (micro_operation): Move insn field before union.
3391 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3392 (struct variable_tracking_info_def): Remove n_mos field, change
3393 mos into a vector of micro_operations.
3394 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3395 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3396 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3397 changing into a vector.
3398 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3399 come before all other uops generated by add_stores.
3400 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3402 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3403 a vector. Run just one pass over the bbs instead of separate counting
3404 and computation phase.
3405 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3408 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3409 into *nonlocalized_list vector.
3410 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3411 even if origin is non-NULL.
3412 (gen_variable_die): Likewise.
3413 (process_scope_var): Don't change origin.
3414 (gen_decl_die): Likewise.
3415 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3416 before adding new edges instead of after it, fix moving over
3419 2010-03-11 David S. Miller <davem@davemloft.net>
3421 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3423 * configure: Rebuild.
3425 2010-03-11 Martin Jambor <mjambor@suse.cz>
3427 PR tree-optimization/43257
3428 * tree.c (assign_assembler_name_if_neeeded): New function.
3429 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3431 * tree.h (assign_assembler_name_if_neeeded): Declare.
3432 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3433 the function if needed.
3435 2010-03-11 Chris Demetriou <cgd@google.com>
3437 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3438 include/stdint-gcc.h, and include/stdint.h world-readable.
3440 2010-03-11 Richard Guenther <rguenther@suse.de>
3442 PR tree-optimization/43255
3443 * tree-vrp.c (process_assert_insertions_for): Do not insert
3444 asserts for trivial conditions.
3446 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3448 PR tree-optimization/43280
3449 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3450 generation. Move calculation of size out of the if branch.
3451 (find_bswap): Modify compare number generation.
3453 2010-03-11 Richard Guenther <rguenther@suse.de>
3456 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3457 (input_gimple_stmt): Fixup handled component types during
3458 operand read. Also fix up decls in ADDR_EXPRs.
3460 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3462 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3463 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3465 2010-03-10 Jan Hubicka <jh@suse.cz>
3468 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3469 * varasm.c (get_variable_section): Don't do that here...
3470 (make_decl_rtl): ... and here.
3471 (do_assemble_alias): Produce decl RTL.
3472 (assemble_alias): Likewise.
3474 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3477 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3478 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3480 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3481 (based_loc_descr): Only express drap or vdrap regno based expressions
3482 using DW_OP_fbreg when not optimizing.
3483 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3484 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3485 REG_CFA_SET_VDRAP note.
3487 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3489 PR tree-optimization/43236
3490 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3491 error in calculation of base address in reverse iteration case.
3492 (generate_builtin): Take number of latch executions if the statement
3495 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3498 * tree-eh.c: Include pointer-set.h.
3499 (lower_eh_dispatch): Filter out duplicate case labels and
3500 remove the unneeded edge when the label is unused. Return
3501 true when some edges are removed.
3502 (execute_lower_eh_dispatch): When any lowering resulted in
3503 removing an edge, also delete unreachable blocks.
3505 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3508 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3509 UNSPEC_MACHOPIC_OFFSET.
3511 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3514 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3515 (m68k_delegitimize_address): New function.
3517 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3520 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3523 * var-tracking.c (adjust_sets): New function.
3524 (count_with_sets, add_with_sets): Use it.
3525 (get_adjusted_src): New inline function.
3526 (add_stores): Use it.
3529 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3530 call cselib_dummy_expand_value_rtx_cb instead of
3531 cselib_expand_value_rtx_cb.
3534 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3535 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3536 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3537 and .cfi_endproc around the pic thunks.
3538 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3539 all queued unwind info register saves are saved before the call.
3540 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3541 considered as sp-=4 for unwind info and the pop as sp+=4 which
3542 also clobbers dest, but doesn't actually restore it.
3545 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3546 RTX_FRAME_RELATED_P.
3548 2010-03-09 Jie Zhang <jie@codesourcery.com>
3550 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3551 whitespaces in output template.
3553 2010-03-09 Jie Zhang <jie@codesourcery.com>
3555 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3558 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3560 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3561 builtins.exp in a separate job.
3563 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3565 * graphite-sese-to-poly.c (add_param_constraints): Use
3566 lower_bound_in_type and upper_bound_in_type.
3568 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3570 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3571 instead of unsigned_type_node.
3573 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3574 Reza Yazdani <reza.yazdani@amd.com>
3577 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3578 on pointer type parameters.
3580 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3584 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3585 handle conversions from pointer to integers.
3586 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3587 induction variable, to be able to work with code generated by CLooG.
3588 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3589 (build_poly_scop): Bail out if we cannot codegen a loop.
3591 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3593 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3594 code generation with gloog_error.
3596 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3598 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3599 Call fold_convert on all the returned values.
3600 (expand_scalar_variables_expr): Pass to
3601 expand_scalar_variables_ssa_name the type of the resulting expression.
3603 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3605 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3606 ppl_min_for_le_pointset.
3607 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3608 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3610 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3612 * graphite-dependences.c (map_into_dep_poly): Removed.
3613 (dependence_polyhedron_1): Use combine_context_id_scat.
3615 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3617 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3618 (struct poly_bb): Same.
3619 (combine_context_id_scat): New.
3621 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3624 * sese.c (name_defined_in_loop_p): Return false for default
3627 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3629 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3630 and clean up the logic.
3632 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3634 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3637 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3639 * var-tracking.c (remove_cselib_value_chains): Define only for
3641 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3642 delete_slot_part, emit_notes_for_differences_1): Don't call
3643 remove_cselib_value_chains here.
3644 (set_slot_part, emit_notes_for_differences_2): Don't call
3645 add_cselib_value_chains here.
3646 (preserved_values): New vector.
3647 (preserve_value): New function.
3648 (add_uses, add_stores, vt_add_function_parameters): Use it
3649 instead of cselib_preserve_value.
3650 (changed_values_stack): New vector.
3651 (check_changed_vars_0): New function.
3652 (check_changed_vars_1, check_changed_vars_2): Use it.
3653 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3654 changed_values_stack VALUEs.
3655 (vt_emit_notes): For all preserved_values call
3656 add_cselib_value_chains. If ENABLE_CHECKING call
3657 remove_cselib_value_chains before verifying value_chains is empty.
3658 Initialize and free changed_values_stack.
3659 (vt_initialize): Initialize preserved_values.
3660 (vt_finalize): Free preserved_values.
3662 2010-03-08 Richard Guenther <rguenther@suse.de>
3664 PR tree-optimization/43269
3665 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3668 2010-03-08 Martin Jambor <mjambor@suse.cz>
3670 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3671 (ipa_is_param_called): Removed.
3672 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3673 (ipa_print_node_params): Do not print the called flag.
3674 (ipa_write_node_info): Do not stream the called flag.
3675 (ipa_read_node_info): Likewise.
3677 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3680 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3681 * cselib.c (struct expand_value_data): Add dummy field.
3682 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3684 (cselib_dummy_expand_value_rtx_cb): New function.
3685 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3687 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3688 * var-tracking.c: Include pointer-set.h.
3689 (variable): Change n_var_parts to char from int. Add
3690 cur_loc_changed and in_changed_variables fields.
3691 (variable_canonicalize): Remove.
3692 (shared_var_p): New inline function.
3693 (unshare_variable): Maintain cur_loc_changed and
3694 in_changed_variables fields. If var was in changed_variables,
3695 replace it there with new_var. Just copy cur_loc instead of
3696 resetting it to something else.
3697 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3698 (dataflow_set_union): Don't call variable_canonicalize.
3699 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3700 of their DEBUG_EXPR_TREE_DECLs.
3701 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3702 and in_changed_variables and cur_loc_changed is false.
3703 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3704 and cur_loc_changed. Don't update cur_loc here.
3705 (variable_merge_over_src): Don't call variable_canonicalize.
3706 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3707 removing loc that is equal to cur_loc, clear cur_loc,
3708 set cur_loc_changed and ensure variable_was_changed is called.
3709 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3710 compare pointers in cur_loc check, if it is equal to loc,
3711 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3712 (variable_different_p): Remove compare_current_location argument,
3713 don't compare cur_loc.
3714 (dataflow_set_different_1): Adjust variable_different_p caller.
3715 (variable_was_changed): If dv had some var in changed_variables
3716 already, reset in_changed_variables flag for it and propagate
3717 cur_loc_changed over to the new variable. On empty var
3718 always set cur_loc_changed. Set in_changed_variables on whatever
3719 var is added to changed_variables.
3720 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3721 Use shared_var_p. When removing loc that is equal to cur_loc,
3722 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3723 end, don't set it to something else, just call variable_was_changed.
3724 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3725 loc being removed, clear cur_loc and set cur_loc_changed.
3726 Set cur_loc_changed if all locations have been removed.
3727 (struct expand_loc_callback_data): New type.
3728 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3729 allocated. Always create SUBREGs if simplify_subreg failed.
3730 Prefer to use cur_loc, when that fails and still in
3731 changed_variables (and seen first time) recompute it. Set
3732 cur_loc_changed of variables which had to change cur_loc and
3733 compute elcd->cur_loc_changed if any of the subexpressions used
3734 had to change cur_loc.
3735 (vt_expand_loc): Adjust to pass arguments in
3736 expand_loc_callback_data structure.
3737 (vt_expand_loc_dummy): New function.
3738 (emitted_notes): New variable.
3739 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3740 that weren't used for any other decl in current
3741 emit_notes_for_changes call call vt_expand_loc_dummy to update
3742 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3743 first loc_chain location if NULL before. Always use just
3744 cur_loc instead of first loc_chain location. When cur_loc_changed
3745 is false, when not --enable-checking=rtl just don't emit any note.
3746 When rtl checking, compute the note and assert it is the same
3747 as previous note. Clear cur_loc_changed and in_changed_variables
3748 at the end before removing from changed_variables.
3749 (check_changed_vars_3): New function.
3750 (emit_notes_for_changes): Traverse changed_vars to call
3751 check_changed_vars_3 on each changed var.
3752 (emit_notes_for_differences_1): Clear cur_loc_changed and
3753 in_changed_variables. Recompute cur_loc of new_var.
3754 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3755 (vt_emit_notes): Initialize and destroy emitted_notes.
3757 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3759 PR rtl-optimization/42220
3760 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3761 Use verify_reg_tracked to determine if we should use OP_OUT rather
3763 (build_def_use): If we see an in-out operand for a register that we
3764 know nothing about, treat is an output if possible, fail the block if
3767 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3770 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3773 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3776 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3777 uses of relevant DEFs that are dead outside the loop too.
3779 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3781 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3783 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3785 * var-tracking.c (values_to_unmark): New variable.
3786 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3787 values_to_unmark vector. Moved body to...
3788 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3789 instead queue it into values_to_unmark vector.
3790 (vt_find_locations): Free values_to_unmark vector.
3792 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3794 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3795 (site.exp): Export them when plugins are enabled.
3797 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3800 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3802 (chrec_fold_multiply): Same.
3804 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3807 * c-decl.c (build_compound_literal): Return early if init is
3810 2010-03-04 Martin Jambor <mjambor@suse.cz>
3812 PR tree-optimization/43164
3813 PR tree-optimization/43191
3814 * tree-sra.c (type_consists_of_records_p): Reject records with
3815 zero-size bit-fields at the end.
3817 2010-03-04 Mike Stump <mikestump@comcast.net>
3819 * Makefile.in (TAGS): Remove *.y.
3821 2010-03-04 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/40761
3824 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3826 (my_rev_post_order_compute): New function.
3827 (init_pre): Call it.
3829 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3832 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3833 decrease the cost of an IV candidate when the cost is infinite.
3835 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3837 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3838 Use '3DNow!' for the extension of that name, ensure normal space
3840 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3842 2010-03-03 Jeff Law <law@redhat.com>
3844 * PR middle-end/32693
3845 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3846 than gen_rtx_SUBREG.
3847 (extract_bit_field_1): Likewise.
3849 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3851 * doc/sourcebuild.texi (Test directives): Document that arguments
3852 include-opts and exclude-opts are now optional for dg-skip-if,
3853 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3855 2010-03-03 Jason Merrill <jason@redhat.com>
3858 * cgraph.h (varpool_node): Add extra_name field.
3859 * varpool.c (varpool_extra_name_alias): New.
3860 (varpool_assemble_decl): Emit extra name aliases.
3861 (varpool_mark_needed_node): Look past an extra name alias.
3862 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3863 * lto-streamer-in.c (lto_input_tree): Read it.
3864 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3866 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3868 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3869 (sparc*-*-solaris2*): ...this.
3871 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3874 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3875 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3876 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3877 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3880 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3881 fallthrough to default handling, just with want_address 0 instead of 2.
3882 For single element lists, add_AT_loc directly, otherwise create an
3883 artificial variable DIE and stick location list to it.
3886 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3887 (VAL_EXPR_HAS_REVERSE): Define.
3888 (reverse_op): New function.
3889 (add_stores): For reversible operations add an extra MO_VAL_USE.
3891 2010-03-02 Jason Merrill <jason@redhat.com>
3893 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3895 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3897 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3898 (sparc64-*-linux*): Likewise.
3899 (sparc64-*-solaris2*): Include assembler files before linker ones.
3900 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3901 * config/sparc/gas.h: Delete.
3902 * config/sparc/sol2-64.h: Add copyright notice.
3903 * config/sparc/sol2-gas-bi.h: Likewise.
3904 * config/sparc/sol2-gld.h: Likewise.
3905 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3906 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3907 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3908 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3909 (sparc_elf_asm_named_section): Rename into...
3910 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3912 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3914 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3916 2010-03-02 Jeff Law <law@redhat.com>
3919 * reload1.c (rtx_p, substitute_stack): Declare.
3920 (substitute): Record addresses of changed rtxs.
3921 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3922 Restore the original rtx when complete.
3923 (reload): Free subsitute_stack when complete.
3925 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3927 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3928 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3930 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3931 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3932 Torture Tests): Change from subsection to section.
3934 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3935 Steven Bosscher <steven@gcc.gnu.org>
3937 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3940 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3943 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3944 the assignment from the new induction variable to the assignment
3945 of the value from the original loop PHI function.
3947 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3948 Daniel Jacobowitz <dan@codesourcery.com>
3950 * doc/sourcebuild.texi (Test directives): Clarify options to
3953 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3955 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3956 Disable cfi directives unless GCC and gas agree on using read-only
3957 .eh_frame sections for 64-bit.
3958 * configure: Regenerate.
3960 2010-03-01 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/43220
3963 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3964 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3966 2010-03-01 Richard Guenther <rguenther@suse.de>
3967 Martin Jambor <mjambor@suse.cz>
3970 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3971 gimplified parameters.
3973 2010-03-01 Christian Bruel <christian.bruel@st.com>
3975 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3977 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3981 2010-03-01 Richard Guenther <rguenther@suse.de>
3984 * expr.c (expand_assignment): Use the alias-oracle to tell
3985 if the rhs aliases the result decl.
3987 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3990 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3991 to sol_gt_pch_get_address.
3992 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3993 64-bit, SPARC and x86.
3994 (sol_gt_pch_get_address): New function.
3996 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3998 * toplev.h (inform_n, error_n): Declare.
3999 * diagnostic.c (inform_n, error_n): New function.
4001 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4003 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4004 has no rtl yet when processing local_decls, queue it and recheck
4005 if deferred stack allocation hasn't assigned it rtl.
4007 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4009 * config/sh/sh.c (unspec_bbr_uid): New.
4010 (gen_block_redirect): Use it instead of INSN_UID.
4011 (gen_far_branch): Likewise.
4013 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4015 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4016 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4018 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4020 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4021 (Warning Options): -Wno-conversion-null is valid for
4022 Objective-C++ as well.
4023 * doc/tm.texi (Named Address Spaces): Likewise.
4024 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4025 * doc/tree-ssa.texi (Tree SSA): Likewise.
4027 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4030 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4031 by default. Don't set the default arch for
4032 i[34567]86-*-darwin*|x86_64-*-darwin*.
4034 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4037 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4038 default. Set the default 32bit/64bit archs with $with_arch
4039 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4041 2010-02-27 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/43186
4044 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4045 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4046 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4047 unroller iterations.
4049 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4051 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4052 required and i[34567]86-*-* targets don't support 64bit ISA.
4054 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4057 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4060 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4062 * config.gcc: Set the default arch at least to Prescott for
4063 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4064 if SSE math is enabled.
4066 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4068 * diagnostic.c (diagnostic_initialize): Update.
4069 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4071 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4072 (diagnostic_inhibit_notes): New.
4073 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4075 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4078 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4079 * doc/standards.texi: Likewise.
4080 * doc/extend.texi: Likewise.
4081 * doc/trouble.texi: Likewise.
4082 * doc/cppopts.texi: Likewise.
4083 * doc/install.texi: Likewise.
4084 * c.opt (std=c90,std=gnu90): New options.
4085 * c-opts.c (c_common_handle_option): Handle them.
4087 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4090 * c-decl.c (undeclared_variable): Use an informative note.
4092 2010-02-26 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/43186
4095 * gimple.h (gimple_fold): Remove.
4096 * gimple.c (gimple_fold): Remove. Inline into single user ...
4097 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4098 Try harder for conditions.
4100 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4103 * function.c (used_types_insert): Don't skip through named pointer
4104 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4105 and it is different from the main variant's type.
4107 2010-02-26 Nick Clifton <nickc@redhat.com>
4109 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4111 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4113 * config.gcc: Support --with-fpmath=sse for x86.
4115 * config/i386/ssemath.h: New.
4117 * doc/install.texi (--with-fpmath=sse): Documented.
4119 2010-02-26 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/43188
4122 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4123 vector types of over-aligned element type.
4125 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4128 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4129 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4131 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4133 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4135 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4137 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4138 * var-tracking.c: Include diagnostic.h.
4139 (debug_dv): New function.
4140 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4143 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4144 (add_value_chain, add_value_chains, remove_value_chain,
4145 remove_value_chains): Handle DEBUG_EXPRs.
4146 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4149 * regcprop.c (struct queued_debug_insn_change): New type.
4150 (struct value_data_entry): Add debug_insn_changes field.
4151 (struct value_data): Add n_debug_insn_changes field.
4152 (debug_insn_changes_pool): New variable.
4153 (free_debug_insn_changes, apply_debug_insn_changes,
4154 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4155 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4156 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4158 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4160 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4161 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4162 changes, call cprop_find_used_regs via note_stores.
4163 (copyprop_hardreg_forward): When copying vd from predecessor
4164 which has any queued DEBUG_INSN changes, make sure the pointers are
4165 cleared. At the end call df_analyze and then if there are any
4166 DEBUG_INSN changes queued at the end of some basic block for still
4167 live registers, apply them.
4168 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4170 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4172 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4175 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4177 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4178 targets. Set the default with_cpu/with_arch from arch/cpu.
4179 Allow x86-64 and native for with_cpu/with_arch.
4181 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4183 * ebitmap.c: Change calls to verify_popcount with calls to
4184 sbitmap_verify_popcount.
4185 (ebitmap_clear_bit): Fixed map->cacheindex test and
4186 map>cache update when bit clearing results in an empty
4189 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4192 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4193 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4194 and support both V2DF and V2DI modes.
4195 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4196 support both V2DF and V2DI modes.
4197 (general): Delete trailing whitespace from a few patterns.
4199 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4200 V2DF/V2DI interleave high/low builtins.
4202 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4205 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4206 interleave high/low functions.
4208 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4210 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4211 #pragma extern_prefix.
4213 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4216 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4217 BLKmode, assert op0 is a MEM and just adjust its mode.
4220 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4221 if bitpos isn't multiple of mode's bitsize.
4223 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4225 * c.opt (-ftemplate-depth=): New.
4226 (-ftemplate-depth-): Deprecate.
4227 * optc-gen.awk: Handle -ftemplate-depth=.
4228 * opth-gen.awk: Likewise.
4229 * c-opts.c (c_common_handle_option): Likewise.
4230 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4232 2010-02-24 Jason Merrill <jason@redhat.com>
4234 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4236 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4238 * cfg.c (alloc_aux_for_block): Remove inline.
4239 (alloc_aux_for_edge): Likewise.
4241 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4243 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4245 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4247 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4248 * config/i386/sol2-gas.h: New file.
4249 * config.gcc (i[34567]86-*-solaris2*): Use it.
4251 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4254 * c-typeck.c (ep_convert_and_check): New.
4255 (build_conditional_expr): Use it.
4256 (build_binary_op): Likewise.
4258 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4260 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4263 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4264 bounds even for -O+.
4265 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4266 expr needs to have DECL_NAME set.
4268 2010-02-24 Nick Clifton <nickc@redhat.com>
4270 * config/mep/mep.c: Include gimple.h.
4271 (mep_function_uses_sp): Delete unused function.
4272 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4273 parameters. Use unsigned integers to count args. Return a
4274 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4276 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4279 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4280 greater or equal to nelt instead of 2 * nelt.
4281 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4284 2010-02-23 Jason Merrill <jason@redhat.com>
4287 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4288 in cfun->local_decls even if they have register types.
4291 * stor-layout.c (place_field): Don't warn about unnecessary
4292 DECL_PACKED if the type is packed.
4294 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4297 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4298 GOTOFF relocs, even when the base reg isn't pic pointer.
4300 2010-02-23 Michael Matz <matz@suse.de>
4303 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4304 (expand_gimple_basic_block): Generate and use debug temps if there
4305 are debug uses left after the last real use of TERed ssa names.
4306 Unlink debug immediate uses when they are expanded.
4308 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4311 * config/i386/i386.c (override_options): Reorganise to provide
4312 better error messages.
4314 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4317 * graphite-scop-detection.c (create_single_exit_edge): Move
4318 the call to find_single_exit_edge to....
4319 (create_sese_edges): ...here. Don't handle multiple edges
4320 exiting the function.
4321 (build_graphite_scops): Don't handle multiple edges
4322 exiting the function.
4324 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4327 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4328 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4330 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4333 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4335 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4338 * c-typeck.c (convert_arguments): Print declaration location.
4339 * c-common.c (validate_nargs): Rename as
4340 builtin_function_validate_nargs.
4341 (check_builtin_function_arguments): Update.
4343 2010-02-22 Richard Guenther <rguenther@suse.de>
4346 * tree-inline.c (declare_return_variable): Use the type of
4347 the call stmt lhs if available.
4349 2010-02-22 Duncan Sands <baldrick@free.fr>
4351 * passes.c (register_pass): Always consider all pass lists when
4352 ref_pass_instance_number is zero.
4354 2010-02-22 Richard Guenther <rguenther@suse.de>
4356 PR tree-optimization/42749
4357 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4358 parameter. Do arithmetic in the original type.
4359 (update_accumulator_with_ops): Likewise.
4360 (adjust_accumulator_values): Adjust.
4362 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4364 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4365 (QI to BLKmode splitter): New splitter.
4367 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4369 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4370 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4372 2010-02-22 Richard Guenther <rguenther@suse.de>
4374 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4376 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4378 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4379 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4380 ($(T)crti.o, $(T)crtn.o): Remove rules.
4382 2010-02-21 Tobias Burnus <burnus@net-b.de>
4385 * doc/invoke.texi (-fassociative-math): Document that this
4386 option is automatically enabled for Fortran.
4388 2010-02-20 David S. Miller <davem@davemloft.net>
4390 * configure.ac: Test if linker and assembler properly support
4391 GOTDATA_OP relocations.
4392 * configure: Rebuild.
4393 * config.in: Likewise.
4394 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4395 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4396 (movsi_high_pic): Likewise.
4397 (movdi_lo_sum_pic): Likewise.
4398 (movdi_high_pic): Likewise.
4399 (movsi_pic_gotdata_op): New pattern.
4400 (movdi_pic_gotdata_op): Likewise.
4401 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4402 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4404 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4407 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4408 attribute to ssemul.
4409 (xop_mulv2div2di3_high): Ditto.
4411 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4414 * c.opt (Wconversion-null): New option.
4415 * doc/invoke.texi (Wconversion-null): Document.
4417 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4419 * common.opt (Wlarger-than-): Add Undocumented.
4421 2010-02-19 Mike Stump <mikestump@comcast.net>
4423 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4425 2010-02-19 Jason Merrill <jason@redhat.com>
4428 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4429 * configure: Likewise.
4431 2010-02-20 Alan Modra <amodra@gmail.com>
4434 * cgraph.h (cgraph_make_decl_local): Declare.
4435 * cgraph.c (cgraph_make_decl_local): New function.
4436 (cgraph_make_node_local): Use it.
4437 * cgraphunit.c (cgraph_function_versioning): Likewise.
4438 * ipa.c (function_and_variable_visibility): Likewise.
4440 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4443 * except.c (sjlj_emit_function_enter): Don't call
4444 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4446 * rtl.h (add_reg_br_prob_note): Remove prototype.
4448 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4451 * c-common.c (conversion_warning): Remove widening conversions
4452 before checking the conversion of integers to reals.
4454 2010-02-19 Mike Stump <mikestump@comcast.net>
4457 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4460 * cgraphunit.c (process_function_and_variable_attributes): Check
4461 DECL_PRESERVE_P instead of looking up attribute "used".
4462 * ipa-pure-const.c (check_decl): Likewise.
4463 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4464 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4465 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4466 instead of attribute "used".
4467 * config/sol2-c.c (solaris_pragma_init): Likewise.
4468 (solaris_pragma_fini): Likewise.
4470 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4472 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4473 Use XCNEW instead of xcalloc.
4474 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4475 XNEW instead of xmalloc.
4476 (get_fields): Use XNEWVEC instead of xmalloc.
4479 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4480 populate vars array.
4481 (create_new_general_access): For debug stmts just reset value.
4482 (get_stmt_accesses): For accesses within debug stmts just record them
4483 using add_access_to_acc_sites instead of preventing the peeling or
4484 counting them as accesses.
4487 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4489 2010-02-19 Richard Guenther <rguenther@suse.de>
4491 PR tree-optimization/42916
4492 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4495 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4497 * configure.ac: Replace all uses of changequote in macro arguments
4498 with proper quoting.
4500 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4503 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4505 2010-02-19 Richard Guenther <rguenther@suse.de>
4507 PR tree-optimization/42944
4508 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4509 test for aliasing with errno.
4511 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4514 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4515 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4516 * dojump.c: Include output.h.
4517 (inv): New inline function.
4518 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4519 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4520 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4521 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4522 argument, pass it down to other calls.
4523 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4524 add REG_BR_PROB note to the conditional jump.
4525 * cfgexpand.c (add_reg_br_prob_note): Removed.
4526 (expand_gimple_cond): Don't call it, add the probability
4527 as last argument to jumpif_1/jumpifnot_1.
4528 * Makefile.in (dojump.o): Depend on output.h.
4529 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4531 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4532 * stmt.c (do_jump_if_equal): Likewise.
4533 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4534 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4535 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4537 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4538 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4539 jumpifnot_1 callers.
4540 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4542 (store_expr): Adjust jumpifnot caller.
4543 (store_constructor): Adjust jumpif caller.
4546 * gimplify.c (gimple_boolify): For __builtin_expect call
4547 gimple_boolify also on its first argument.
4549 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4551 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4553 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4554 * configure: Regenerated.
4556 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4558 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4559 lang_hooks.types_compatible_p instead of comptypes.
4561 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4563 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4564 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4565 if __prefer_thumb__ is defined.
4567 2010-02-18 Martin Jambor <mjambor@suse.cz>
4569 PR tree-optimization/43066
4570 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4571 array with zero-sized element type.
4573 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4575 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4576 rtx, allocate struct var_loc_node here and return it to the
4577 caller, and only if it is actually needed.
4578 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4579 move it earlier and return immediately if it returns NULL.
4581 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4583 * config/sparc/gas.h: New file. Restore
4584 TARGET_ASM_NAMED_SECTION to its ELF default.
4585 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4587 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4588 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4589 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4590 after sparc/sysv4.h.
4592 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4594 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4596 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4598 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4599 patterns from predicated pattern.
4601 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4605 for insn mnemonic suffix.
4607 2010-02-17 Richard Guenther <rguenther@suse.de>
4609 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4612 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4615 * caller-save.c (save_call_clobbered_regs): If BB ends with
4616 a DEBUG_INSN, move any notes in between last real insn and the last
4617 DEBUG_INSN after the last DEBUG_INSN.
4619 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4621 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4622 Fix return type. Fix argument type. Explain meaning of return value.
4624 2010-02-16 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/41043
4627 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4628 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4630 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4632 2010-02-16 Ira Rosen <irar@il.ibm.com>
4634 PR tree-optimization/43074
4635 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4636 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4637 vectorizable cycles in hybrid SLP check.
4638 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4640 2010-02-16 Richard Guenther <rguenther@suse.de>
4642 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4643 (true_dependence): If memrefs_conflict_p computes must-alias
4644 trust it. Move TBAA check after offset-based disambiguation.
4645 (canon_true_dependence): Likewise.
4647 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4649 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4650 * doc/invoke.texi: Document it.
4651 * var-tracking.c: Include toplev.h and params.h.
4652 (vt_find_locations): Return bool indicating success. Compute
4653 hash sizes unconditionally. Check new parameter, report.
4654 (variable_tracking_main_1): Check vt_find_locations results and
4655 retry. Renamed from...
4656 (variable_tracking_main): ... this. New wrapper to preserve
4657 flag_var_tracking_assignments.
4658 * Makefile.in (var-tracking.o): Adjust dependencies.
4660 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4661 Jakub Jelinek <jakub@redhat.com>
4664 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4665 if weak_import attribute is present.
4666 * config/darwin.c (machopic_select_section): Likewise.
4668 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4670 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4671 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4672 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4673 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4675 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4677 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4680 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4681 Rewrite text to refer to the names.
4683 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4685 * config/i386/i386-builtin-types.def
4686 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4687 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4688 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4689 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4690 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4691 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4692 IX86_BUILTIN_VPERMIL2PS256.
4693 (MULTI_ARG_4_DF2_DI_I): Defined.
4694 (MULTI_ARG_4_DF2_DI_I1): Defined.
4695 (MULTI_ARG_4_SF2_SI_I): Defined.
4696 (MULTI_ARG_4_SF2_SI_I1): Defined.
4697 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4698 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4699 __builtin_ia32_vpermil2ps256.
4700 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4701 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4702 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4703 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4704 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4705 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4706 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4707 CODE_FOR_xop_vpermil2v8sf3.
4708 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4709 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4710 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4711 (_mm256_permute2_pd): New.
4712 (_mm_permute2_ps): New.
4713 (_mm256_permute2_ps): New.
4715 2010-02-15 Nick Clifton <nickc@redhat.com>
4717 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4718 boolean parameters. Use emit_jump_insn when emitting a pop
4719 instruction containing a return insn.
4720 (push): Use 'true' rather than '1' as second parameter to F.
4721 (h8300_expand_prologue): Likewise.
4722 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4723 (h8300_expand_epilogue): Likewise.
4725 2010-02-15 Richard Guenther <rguenther@suse.de>
4728 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4731 2010-02-15 Nick Clifton <nickc@redhat.com>
4733 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4736 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4738 * intl.c (fake_ngettext): New function.
4739 * intl.h (fake_ngettext): Declare.
4740 (ngettext): Define macro.
4741 * collect2.c (notice_translated): New function.
4742 (main): Use notice_translated and ngettext.
4743 * collect2.h (notice_translated): Declare.
4745 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4747 * reorg.c (delete_computation): Comment fixes.
4748 * caller-save.c (setup_save_areas): Idem.
4749 * sel-sched-dump.c (dump_lv_set): Idem.
4752 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4754 * config/s390/s390.c (s390_sched_init): New function.
4755 (TARGET_SCHED_INIT): Target hook defined.
4757 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4758 Jack Howarth <howarth@bromo.med.uc.edu>
4759 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4762 Partial revert of unintended change in fix for PR41605.
4763 * config/darwin.h: Fix typo.
4764 * config/darwin9.h: Same.
4766 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4768 * c-pch.c (pch_init): Clear v.
4770 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4773 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4774 graphite_can_represent_init for MULT_EXPR.
4776 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4780 * graphite-sese-to-poly.c (remove_phi): New.
4781 (translate_scalar_reduction_to_array): Call remove_phi.
4783 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4786 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4787 * graphite-clast-to-gimple.h (gloog): Update declaration.
4788 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4789 * graphite-poly.h (struct poly_bb): Add missing comments.
4790 (struct scop): Add poly_scop_p field.
4792 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4793 * graphite.c (graphite_transform_loops): Build the polyhedral
4794 representation for each scop before code generation.
4795 * sese.c (rename_variables_in_operand): Removed.
4796 (rename_variables_in_expr): Return the renamed expression.
4797 (rename_sese_parameters): New.
4798 * sese.h (rename_sese_parameters): Declared.
4800 2010-02-11 Richard Guenther <rguenther@suse.de>
4802 PR tree-optimization/42998
4803 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4804 POINTER_PLUS_EXPR properly.
4806 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4807 Changpeng Fang <changpeng.fang@amd.com>
4810 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4811 the cost of an IV candidate when the IV is used in a test against zero.
4813 * gcc.dg/tree-ssa/ivopts-3.c: New.
4815 2010-02-11 Richard Guenther <rguenther@suse.de>
4818 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4819 pointer-vs-decl case by swapping refs. Handle some cases
4820 of pointer-vs-decl disambiguations more conservatively.
4821 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4822 to false after expanding.
4824 2010-02-11 Richard Guenther <rguenther@suse.de>
4827 * gcc.c (process_command): Handle LTO file@offset case more
4830 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4832 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4833 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4835 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4837 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4838 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4839 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4840 Optimize eq/ne comparisons when both arguments are known to be
4842 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4843 Don't mask operands unnecessarily if they are known to be already
4846 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4848 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4851 2010-02-10 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/43017
4854 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4855 for wrapping signed arithmetic.
4857 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4860 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4861 if no debug info should be emitted for it.
4863 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4865 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4866 note when flag_exceptions is set.
4868 2010-02-10 Duncan Sands <baldrick@free.fr>
4870 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4872 2010-02-10 Richard Guenther <rguenther@suse.de>
4875 * tree.c (get_unwidened): Handle constants.
4876 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4878 2010-02-10 Martin Jambor <mjambor@suse.cz>
4881 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4882 check for variable argument counts independently.
4884 2010-02-10 Christian Bruel <christian.bruel@st.com>
4887 * config/sh/sh.c (find_barrier): Increase length for non delayed
4888 conditional branches.
4890 2010-02-10 Christian Bruel <christian.bruel@st.com>
4892 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4894 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4896 * builtins.c (set_builtin_user_assembler_name): Also handle
4897 ffs if int is smaller than word.
4899 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4902 * ira-conflicts.c (get_dup): Remove.
4903 (process_reg_shuffles): Add new parameter. Use it as an
4904 additional guard for copy generation.
4905 (add_insn_allocno_copies): Rewrite.
4907 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4909 * common.opt (fsched2-use-traces): Preserved for backward
4911 * doc/invoke.texi: Remove the documentation about option
4912 -fsched2-use-traces.
4913 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4914 flag_sched2_use_traces.
4915 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4916 the backward compatibility flag section.
4918 2010-02-09 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/43008
4921 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4922 make HEAP variables initialized from global memory if they
4923 are not known builtin functions.
4924 (find_func_aliases): Adjust.
4926 2010-02-09 Richard Guenther <rguenther@suse.de>
4928 PR tree-optimization/43000
4929 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4930 arithmetic manually.
4932 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4934 PR tree-optimization/42931
4935 * tree-loop-linear.c (try_interchange_loops): Don't call
4936 double_int_mul if estimated_loop_iterations failed.
4938 2010-02-08 Martin Jambor <mjambor@suse.cz>
4941 * tree-sra.c (build_accesses_from_assign): Do not mark in
4942 should_scalarize_away_bitmap if stmt has volatile ops.
4943 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4946 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4948 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4950 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4952 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4955 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4958 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4960 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4963 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4964 to unknown_dependence.
4965 (graphite_legal_transform_dr): Handle the unknown_dependence.
4966 (graphite_carried_dependence_level_k): Same.
4968 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4970 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4972 2010-02-07 Richard Guenther <rguenther@suse.de>
4975 * expr.c (get_inner_reference): Always initialize *pbitsize.
4977 2010-02-07 Richard Guenther <rguenther@suse.de>
4980 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4981 new ARRAY_REFs on variable size element or minimal index arrays.
4983 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4984 gimple_fold_indirect_ref.
4986 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4989 * arm.c (arm_override_options): Just return if the user has specified
4990 an invalid fpu name.
4992 2010-02-03 Jason Merrill <jason@redhat.com>
4995 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4996 i386_pe_maybe_record_exported_symbol.
4998 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5001 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5002 (pa_delegitimize_address): New function.
5004 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5006 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5007 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5009 2010-02-05 Richard Guenther <rguenther@suse.de>
5012 * lto-streamer-in.c (get_resolution): Deal with references
5013 to undefined functions.
5015 2010-02-05 Richard Guenther <rguenther@suse.de>
5017 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5018 (fold_const_aggregate_ref): Likewise.
5019 (ccp_fold_stmt): Substitute loads.
5020 (maybe_fold_reference): Verify types before substituting.
5022 (fold_gimple_assign): Unshare properly.
5023 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5025 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5027 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5028 for rs6000_gen_cell_microcode.
5030 2010-02-04 Richard Guenther <rguenther@suse.de>
5032 PR rtl-optimization/42952
5033 * dse.c (const_or_frame_p): Remove MEM handling.
5035 2010-02-04 Nick Clifton <nickc@redhat.com>
5037 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5038 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5039 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5040 (mn10300_asm_output_mi_thunk): New function.
5041 (mn10300_can_output_mu_thunk): New function.
5042 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5043 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5044 (FUNCTION_ARG): Delete incorrect comment.
5046 2010-02-03 Jason Merrill <jason@redhat.com>
5049 * fold-const.c (operand_equal_p): Handle erroneous types.
5051 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5053 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5055 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5057 PR rtl-optimization/42941
5058 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5061 2010-02-03 Jason Merrill <jason@redhat.com>
5064 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5066 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5069 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5070 (cselib_reset_table): Renamed from...
5071 (cselib_reset_table_with_next_value): ... this.
5072 (cselib_get_next_uid): Renamed from...
5073 (cselib_get_next_unknown_value): ... this.
5074 * cselib.c (next_uid): Renamed from...
5075 (next_unknown_value): ... this.
5076 (cselib_clear_table): Adjust.
5077 (cselib_reset_table): Adjust. Renamed from...
5078 (cselib_reset_table_with_next_value): ... this.
5079 (cselib_get_next_uid): Adjust. Renamed from...
5080 (cselib_get_next_unknown_value): ... this.
5081 (get_value_hash): Use hash.
5082 (cselib_hash_rtx): Likewise.
5083 (new_cselib_val): Adjust. Set and dump uid.
5084 (cselib_lookup_mem): Pass next_uid as hash.
5085 (cselib_subst_to_values): Likewise.
5086 (cselib_log_lookup): Dump uid.
5087 (cselib_lookup): Pass next_uid as hash. Adjust.
5088 (cselib_process_insn): Adjust.
5089 (cselib_init): Initialize next_uid.
5090 (cselib_finish): Adjust.
5091 (dump_cselib_table): Likewise.
5092 * dse.c (canon_address): Dump value uid.
5093 * print-rtl.c (print_rtx): Print value uid.
5094 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5096 (dv_uid): New function, sort of renamed from...
5097 (dv_htab_hash): ... this, reimplemented in terms of it and...
5098 (dv_uid2hash): ... this. New.
5099 (variable_htab_eq): Drop excess assertions.
5100 (tie_break_pointers): Removed.
5101 (canon_value_cmp): Compare uids.
5102 (variable_post_merge_New_vals): Print uids.
5103 (vt_add_function_parameters): Adjust.
5104 (vt_initialize): Reset table. Adjust.
5106 2010-02-03 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/42944
5109 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5110 (call_may_clobber_ref_p_1): Likewise. Properly handle
5111 malloc and calloc clobbering errno.
5113 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5115 * doc/invoke.texi: Fix name of sched1 dump.
5117 * opts.c (decode_options): Set flag_tree_switch_conversion
5118 only conditionally on optimize >= 2.
5120 * gcse.c: Assorted comment fixes in pass description.
5122 2010-02-03 Anthony Green <green@moxielogic.com>
5124 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5125 nop padding in order to maintain alignment of storage location of
5126 target function address.
5127 (moxie_trampoline_init): Store target function address at newly
5129 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5131 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5133 2010-02-03 Richard Guenther <rguenther@suse.de>
5136 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5138 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5140 * config.gcc: Reenable check for obsolete targets.
5141 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5142 mips-sgi-irix6.[0-4]*.
5144 2010-02-02 Nick Clifton <nickc@redhat.com>
5146 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5147 constant size of 4 as being the same as 0.
5148 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5149 can take values in the range 0..4.
5151 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5154 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5155 as _darwin10_Unwind_FindEnclosingFunction().
5156 * libgcc-libsystem.ver: New.
5158 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5161 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5162 implicitly set registers.
5164 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5166 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5167 (arm_override_options): Allow automatic selection of the thread
5168 pointer register if thumb2.
5169 (legitimize_pic_address): Improve code sequences for Thumb2.
5170 (arm_call_tls_get_addr): Likewise.
5171 (legitimize_tls_address): Likewise.
5172 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5173 (pic_load_addr_32bit): ... this. New named pattern.
5174 * thumb2.md (pic_load_addr_thumb2): Delete.
5175 (pic_load_dot_plus_four): Delete.
5176 (tls_load_dot_plus_four): New named pattern.
5178 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5181 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5182 Document fix for TLS bug.
5184 2010-01-31 Richard Guenther <rguenther@suse.de>
5186 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5187 conservatively correct.
5189 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5193 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5195 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5197 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5199 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5201 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5203 * config.gcc: Adjust order of makefile fragments for mingw targets.
5205 2010-01-31 Richard Guenther <rguenther@suse.de>
5208 * gimplify.c (gimplify_init_constructor): For volatile LHS
5209 initialize a temporary.
5211 2010-01-31 Matthias Klose <doko@ubuntu.com>
5213 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5215 * configure: Regenerate.
5217 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5219 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5220 the same alias set and their sizes different constantness.
5221 (aliasing_component_refs_p): Revert 2009-10-24 change.
5223 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5225 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5228 2010-01-29 Richard Guenther <rguenther@suse.de>
5230 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5231 Assert we successfully updated the call.
5233 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5235 PR rtl-optimization/42889
5236 * df.h (df_set_bb_dirty_nonlr): New prototype.
5237 * df-core.c (df_set_bb_dirty_nonlr): New function.
5238 * df-scan.c (df_insn_rescan): Call it instead of
5239 df_set_bb_dirty for DEBUG_INSNs.
5241 2010-01-29 Richard Guenther <rguenther@suse.de>
5244 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5245 quadratic behavior in most cases.
5247 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5251 in the call to gen_x86_movsicc_0_m1.
5253 2010-01-28 Richard Guenther <rguenther@suse.de>
5255 PR tree-optimization/42871
5256 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5258 2010-01-28 Richard Guenther <rguenther@suse.de>
5260 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5261 into call arguments.
5263 2010-01-28 Richard Guenther <rguenther@suse.de>
5266 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5267 the forwarder if the destination is an EH landing pad.
5269 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5271 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5272 block list passed to gimple_duplicate_sese_tail.
5273 (parallelize_loops): Avoid parallelization when the function
5275 Avoid parallelization when the preheader is IRREDUCIBLE.
5276 Try to optimize when estimated_loop_iterations_int is unresolved.
5277 Add the loop's location to the dump file.
5278 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5279 (gimple_duplicate_sese_tail): Remove the check for the latch.
5280 Redirect nexits to the exit block.
5281 Remove handling of the incoming edges to the latch.
5282 Redirect the backedge from the copied latch to the exit bb.
5284 2010-01-28 Michael Matz <matz@suse.de>
5287 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5288 Wrap force_reg into a sequence, emit it before user.
5290 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5292 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5294 (arm_legacy_rev): Likewise.
5295 (thumb_legacy_rev): Likewise.
5297 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5299 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5300 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5301 on MEM's address failed, try avoid_constant_pool_reference and
5302 recurse if it returned something different.
5303 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5304 address, try avoid_constant_pool_reference and recurse if it
5305 returned something different.
5306 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5307 address and avoid_constant_pool_reference returned something
5308 different, don't set have_address.
5310 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5313 * var-tracking.c (val_store): Add modified argument, obey it.
5315 (count_uses): Move down logging of main.
5316 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5317 don't need resolution.
5318 (emit_notes_in_bb): Likewise.
5320 2010-01-27 Richard Guenther <rguenther@suse.de>
5323 * tree-inline.c (remap_decl): Delay remapping of SSA name
5324 default definitions until we need them.
5326 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5328 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5329 (rs6000_delegitimize_address): New function.
5331 * config/s390/s390.c (s390_delegitimize_address): Call
5332 delegitimize_mem_from_attrs.
5335 * tree-inline.c (cannot_copy_type_1): Removed.
5336 (copy_forbidden): Don't forbid copying of functions containing
5337 records/unions with variable length fields.
5339 2010-01-27 Christian Bruel <christian.bruel@st.com>
5343 * config/sh/sh.c (find_barrier): Increase length for non delayed
5344 conditional branches.
5346 2010-01-27 Matthias Klose <doko@ubuntu.com>
5348 * configure.ac (gnu-unique-object): Fix ldd version check.
5349 * configure: Regenerate.
5351 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5353 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5355 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5356 Test for HAVE_GNU_AS value.
5358 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5360 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5361 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5362 INT64_TYPE): Define.
5363 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5364 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5365 INT_LEAST64_TYPE): Define.
5366 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5367 UINT_LEAST64_TYPE): Define.
5368 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5369 INT_FAST64_TYPE): Define.
5370 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5371 UINT_FAST64_TYPE): Define.
5372 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5373 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5374 (SIG_ATOMIC_TYPE): Define.
5376 2010-01-26 Richard Guenther <rguenther@suse.de>
5378 * df-scan.c (df_scan_set_bb_info): Remove assert.
5379 (df_insn_rescan_debug_internal): Merge asserts.
5380 (df_install_ref): Likewise.
5381 (df_mark_reg): Use bitmap_set_range.
5382 (df_hard_reg_used_p): Remove assert.
5383 (df_hard_reg_used_count): Likewise.
5385 2010-01-26 Richard Guenther <rguenther@suse.de>
5387 PR rtl-optimization/42685
5388 * web.c (web_main): Ignore DEBUG_INSNs.
5390 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5392 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5394 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5395 Fix types of fndecl and arglist parameters.
5397 2010-01-26 Richard Guenther <rguenther@suse.de>
5400 * tree-eh.c (unsplit_eh): Skip debug insns.
5402 2010-01-26 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/42250
5405 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5407 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5410 * omp-low.c (expand_omp_sections): Only use single_pred if
5411 l2_bb is single_pred_p.
5413 2010-01-25 Christian Bruel <christian.bruel@st.com>
5416 * config/sh/sh.c (find_barrier): Increase length for non delayed
5417 conditional branches.
5418 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5420 2010-01-24 David S. Miller <davem@davemloft.net>
5422 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5423 define if not using GAS.
5424 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5425 Likewise. Delete SECTION_MERGE code, which is only applicable
5428 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5431 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5432 mangling of va_list in system headers.
5434 2010-01-23 Toon Moene <toon@moene.org>
5436 * tree-predcom.c (combine_chains): Return NULL, not false.
5438 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5440 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5441 initialization of variable res to agree with return type.
5443 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5445 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5446 * tree-sra.c: Add include of expr.h.
5448 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5450 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5451 insert the debug stmt on the single non-EH edge from the stmt.
5453 2010-01-22 Richard Henderson <rth@redhat.com>
5456 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5457 the RHS until after generate_subtree_copies has insertted its
5458 code before the current statement.
5460 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5462 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5464 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5466 2010-01-21 Martin Jambor <mjambor@suse.cz>
5468 PR tree-optimization/42585
5469 * tree-sra.c (struct access): New field grp_total_scalarization.
5470 (dump_access): Dump the new field.
5471 (should_scalarize_away_bitmap): New variable.
5472 (cannot_scalarize_away_bitmap): Likewise.
5473 (sra_initialize): Allocate new bitmaps.
5474 (sra_deinitialize): Free new bitmaps.
5475 (create_access_1): New function.
5476 (create_access): Parts moved to create_access_1.
5477 (type_consists_of_records_p): New function.
5478 (completely_scalarize_record): Likewise.
5479 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5480 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5481 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5483 (analyze_all_variable_accesses): Completely scalarize small eligible
5486 2010-01-21 Martin Jambor <mjambor@suse.cz>
5488 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5490 2010-01-21 Andrew Haley <aph@redhat.com>
5492 * gcc.c (process_command): Move lang_specific_driver before
5493 setting cc_libexec_prefix.
5495 2010-01-21 Richard Guenther <rguenther@suse.de>
5498 * fold-const.c (negate_expr_p): Pretend only negative
5499 real constants are easily negatable.
5501 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5502 Jason Merrill <jason@redhat.com>
5504 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5505 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5506 * calls.c (initialize argument_information): Handle it.
5507 * c-common.c (handle_transparent_union_attribute): Use new name.
5508 * c-decl.c (finish_struct): Ditto.
5509 * c-typeck.c (type_lists_compatible_p): Ditto.
5510 (convert_for_assignment): Use new name and also handle record.
5511 * function.c (aggregate_value_p): Handle it.
5512 (pass_by_reference): Ditto.
5513 (assign_parm_data_types): Ditto.
5514 * print-tree.c (print_node): Ditto.
5515 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5516 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5517 * tree.c (first_field): New fn.
5519 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5522 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5523 even when linking statically, for now.
5525 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5528 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5529 without a cselib val.
5530 (count_uses): Accept MO_VAL_SET with no val on stores.
5531 (add_stores): Likewise.
5533 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5535 * var-tracking.c (check_value_val): Add a compile time assertion.
5536 (dv_is_decl_p): Simplify.
5537 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5538 gcc_assert if ENABLE_CHECKING.
5540 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5543 * var-tracking.c: Include tree-flow.h.
5544 (mem_dies_at_call): New.
5545 (dataflow_set_preserve_mem_locs): Use it.
5546 (dataflow_set_remove_mem_locs): Likewise.
5547 (dump_var): Renamed from dump_variable. Adjust all callers.
5548 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5549 * Makefile.in (var-tracking.o): Adjust deps.
5551 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5553 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5555 2010-01-20 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/42717
5558 * tree-ssa-dce.c (get_live_post_dom): Remove.
5559 (forward_edge_to_pdom): Take an arbitrary edge to copy
5560 degenerate PHI args from.
5561 (remove_dead_stmt): Use the first post-dominator even if it
5562 does not contain live statements as redirection destination.
5564 2010-01-20 Richard Guenther <rguenther@suse.de>
5566 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5568 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5570 * sel-sched.c (create_speculation_check): Remove set but not used
5572 (try_transformation_cache): Remove set but not used variable ds.
5573 (calculate_privileged_insns): Remove set but not used variables
5574 cur_insn and min_spec_insn.
5575 (find_best_expr): Remove set but not used variable avail_n.
5576 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5578 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5580 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5581 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5584 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5587 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5588 cpu types. Add support for *-sse3 cpu types.
5589 (x86_64-*-*): Ditto.
5591 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5594 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5595 argument, call initializer_constant_valid_p_1 instead of
5596 initializer_constant_valid_p, pass CACHE to it, return NULL
5597 immediately if first call returns NULL.
5598 (initializer_constant_valid_p_1): New function.
5599 (initializer_constant_valid_p): Use it.
5601 2010-01-20 Thomas Quinot <quinot@adacore.com>
5603 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5605 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5607 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5608 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5609 (loc_list_from_tree): Don't handle unsigned division. Handle
5610 signed modulo using DW_OP_{over,over,div,mul,minus}.
5611 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5612 modulo instead of signed.
5614 2010-01-20 DJ Delorie <dj@redhat.com>
5616 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5618 (h8300_emit_stack_adjustment): Propogate it.
5620 (h8300_expand_prologue): Likewise.
5621 (h8300_expand_epilogue): Likewise.
5623 2010-01-19 Michael Matz <matz@suse.de>
5625 PR tree-optimization/41783
5626 * tree-data-ref.c (toplevel): Include flags.h.
5627 (dump_data_dependence_relation): Also dump the inputs if the
5628 result will be unknown.
5629 (split_constant_offset_1): Look through some conversions.
5630 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5631 the offset from last element is too large.
5632 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5633 (reassociate_to_the_same_stmt): Handle vector registers.
5634 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5636 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5637 wide_prolog_niters argument, emit widening instructions.
5638 (vect_do_peeling_for_alignment): Adjust caller, use widened
5639 variant of the iteration cound.
5640 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5642 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5645 * config/arm/neon-testgen.m (emit_automatics): New parameter
5646 features. Adjust for Fixed_return_reg feature.
5647 (test_intrinsic): Call emit_automatics with new feature.
5648 * config/arm/neon.ml: Update copyright years.
5649 (features): New Fixed_return_reg feature.
5650 (ops): Update feature for Vget_low.
5652 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5654 PR tree-optimization/42719
5655 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5659 * fwprop.c (all_uses_available_at): Return false if def_set dest
5660 is a REG that is used in def_insn.
5662 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5664 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5666 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5669 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5671 * target.h (struct gcc_target) <secondary_reload>: Change type
5672 of last argument to secondary_reload_info *.
5674 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5677 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5678 memory references with unaligned offsets. Remove CQImode handling.
5679 (unaligned_memory_operand): Return 1 for memory references with
5680 unaligned offsets. Remove CQImode handling.
5682 2010-01-18 Richard Guenther <rguenther@suse.de>
5685 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5688 2010-01-18 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/42781
5691 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5692 restrict processing only if the original variable was artificial.
5694 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5696 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5697 find number of popped argument bytes.
5699 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5700 Fix the text that describes the return value for invalid insns.
5702 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5704 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5705 Clarify what 'cost of the -dependence' is. Fix quoting.
5707 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5708 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5710 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5712 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5713 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5715 2010-01-17 Richard Guenther <rguenther@suse.de>
5718 * function.c (split_complex_args): Take a VEC to modify.
5719 (assign_parms_augmented_arg_list): Build a VEC instead of
5720 a chain of PARM_DECLs.
5721 (assign_parms_unsplit_complex): Take a VEC of arguments.
5722 Do not fixup unmodified parms.
5723 (assign_parms): Deal with the VEC.
5724 (gimplify_parameters): Likewise.
5726 2010-01-17 Richard Guenther <rguenther@suse.de>
5728 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5729 node existence check.
5730 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5731 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5732 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5733 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5734 (gimple_execute_on_growing_pred): Likewise.
5736 2010-01-17 Richard Guenther <rguenther@suse.de>
5738 PR tree-optimization/42773
5739 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5740 (compute_antic_aux): Likewise.
5741 (compute_partial_antic_aux): Likewise.
5743 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5746 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5749 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5751 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5754 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5755 Fix markup for strict argument.
5757 (TARGET_SCHED_REORDER2): Fix argument types.
5759 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5760 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5762 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5763 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5765 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5768 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5769 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5770 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5771 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5772 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5774 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5776 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5778 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5779 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5781 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5783 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5786 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5788 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5789 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5791 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5793 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5795 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5796 referring to it. Fix language.
5798 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5800 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5802 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5804 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5806 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5807 '@var{stream}. Remove stray 'and'.
5809 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5811 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5813 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5815 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5816 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5818 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5819 Fix description of return value.
5820 Rename argument "sz" to "len."
5822 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5823 Clarify meaning of 'true' return value.
5825 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5827 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5828 rep_mode versus mode_rep.
5830 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5832 (TARGET_BUILTIN_DECL): Fix name.
5834 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5836 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5838 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5840 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5842 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5844 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5847 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5848 Rename argument tm_fn to md_fn.
5850 (TARGET_OPTION_PRINT): Fix argument list.
5852 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5855 * config/i386/i386.c (ix86_fixup_binary_operands):
5856 Revert FMA4 fixup of operands.
5858 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5861 * Makefile.in (write_entries_to_file, install-plugin):
5862 Use \012 instead of \n with tr.
5864 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5866 * configure.ac (HAVE_AS_REF): New C macro.
5867 * configure: Regenerate.
5868 * config.in: Likewise.
5869 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5871 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5874 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5876 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5878 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5880 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5882 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5884 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5886 (TARGET_BINDS_LOCAL_P): Fix argument type.
5888 (TARGET_ASM_FILE_END): Use prototype.
5890 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5892 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5894 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5896 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5898 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5899 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5901 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5902 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5904 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5905 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5906 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5907 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5909 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5911 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5913 (TARGET_INIT_BUILTINS): Use prototype.
5915 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5916 Put 'const char *' in braces. Fix parameter types.
5917 (TARGET_INVALID_CONVERSION): Fix parameter types.
5918 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5919 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5921 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5924 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5926 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5928 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5930 * doc/tm.texi (TARGET_HELP): Fix return type.
5932 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5933 in braces. Fix argument types.
5935 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5937 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5939 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5941 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5942 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5944 (TARGET_MANGLE_TYPE): Fix argument types.
5946 (TARGET_IRA_COVER_CLASSES): Use prototype.
5948 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5950 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5952 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5954 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5956 (TARGET_CALLEE_COPIES): Fix argument types.
5958 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5960 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5962 (TARGET_FUNCTION_VALUE): Fix argument types.
5964 (TARGET_RETURN_IN_MSB): Fix argument type.
5966 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5968 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5970 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5972 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5973 agree with return type.
5975 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5977 2010-01-15 Jing Yu <jingyu@google.com>
5979 PR rtl-optimization/42691
5980 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5981 a pseudo to a constant and are merged, and adjust comments.
5983 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5985 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5987 2010-01-15 Richard Guenther <rguenther@suse.de>
5990 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5991 labels of computed or non-local gotos to the destination.
5992 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5993 landing pad label is the first label.
5995 2010-01-15 Richard Guenther <rguenther@suse.de>
5997 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5999 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6002 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6003 to allow generation of the xssqrtdp instruction on power7.
6004 (sqrtdf2_fpr): Ditto.
6006 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6009 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6010 functions with noreturn attribute.
6013 * varasm.c (declare_weak): Add weak attribute to decl if it
6014 doesn't have one already.
6015 (assemble_external): Only add decls to weak_decls if they also
6016 have weak attribute.
6018 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6020 * var-tracking.c (var_reg_delete): Don't delete the association
6021 between REGs and values or one-part variables if the register
6024 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6027 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6028 because its first operand is a non-localized variable.
6030 2010-01-14 Martin Jambor <mjambor@suse.cz>
6032 PR tree-optimization/42706
6033 * tree-sra.c (encountered_recursive_call): New variable.
6034 (encountered_unchangable_recursive_call): Likewise.
6035 (sra_initialize): Initialize both new variables.
6036 (callsite_has_enough_arguments_p): New function.
6037 (scan_function): Call decl and flags check only for IPA-SRA, check
6038 whether there is a recursive call and whether it has enough arguments.
6039 (all_callers_have_enough_arguments_p): New function.
6040 (convert_callers): Look for recursive calls only when
6041 encountered_recursive_call is set.
6042 (ipa_early_sra): Bail out either if
6043 !all_callers_have_enough_arguments_p or
6044 encountered_unchangable_recursive_call.
6046 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6048 * sel-sched.c: Add 2010 to copyright years.
6049 * sel-sched-ir.c: Likewise.
6050 * sel-sched-ir.h: Likewise.
6052 2010-01-14 Martin Jambor <mjambor@suse.cz>
6054 PR tree-optimization/42714
6055 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6056 constructors specially.
6058 2010-01-14 Andi Kleen <ak@linux.intel.com>
6060 * config/i386/drivers-i386.c (detect_caches_intel):
6061 Add l2sizekb parameter and fill in.
6062 (host_detect_local_cpu): Add l2sizekb, fill in.
6063 Add Atom small cache heuristic.
6065 2010-01-14 Andi Kleen <ak@linux.intel.com>
6067 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6068 Add level3 parameter and fill in.
6069 (detect_caches_intel): Handle level3 cache.
6071 2010-01-14 Andi Kleen <ak@linux.intel.com>
6073 * config/i386/drivers-i386.c (host_detect_local_cpu):
6074 Fix core duo detection.
6076 2010-01-14 Andi Kleen <ak@linux.intel.com>
6078 * config/i386/drivers-i386.c (host_detect_local_cpu):
6081 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6083 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6084 (rs6000_variable_issue_1): this. Use...
6085 (rs6000_variable_issue): here. Reimplement. Print debug info.
6087 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6089 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6090 sel_restore_notes. Update all callers. Call reemit_notes
6093 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6095 PR rtl-optimization/42246
6096 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6099 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6101 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6102 all successors is the same as number of successors in current region.
6104 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6106 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6107 to rename is not separable. Otherwise check that its LHS is not NULL.
6109 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6111 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6115 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6116 available registers when failed to discover LHS register class.
6117 Fix indentation. Update comment.
6119 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6120 Alexander Monakov <amonakov@ispras.ru>
6122 PR rtl-optimization/42389
6123 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6125 (advance_state_on_fence): Likewise.
6126 (sel_target_adjust_priority): Print debug output only when
6127 sched_verbose >= 4, not 2.
6128 (get_expr_cost): Do not issue all unique insns on the next cycle.
6129 (fill_insns): Initialize can_issue_more from the value saved
6131 * sel-sched-ir.c (flist_add): New parameter issue_more.
6132 Init FENCE_ISSUE_MORE with it.
6133 (merge_fences): Likewise.
6134 (init_fences): Update call to flist_add.
6135 (add_to_fences, add_clean_fence_to_fences)
6136 (add_dirty_fence_to_fences): Likewise.
6137 (move_fence_to_fences): Update call to merge_fences.
6138 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6140 * sel-sched-ir.h (struct _fence): New field issue_more.
6141 (FENCE_ISSUE_MORE): New accessor macro.
6143 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6145 PR rtl-optimization/42388
6146 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6147 that have no predecessors nor successors. Do not call move_bb_info
6148 for empty blocks outside of current region.
6150 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6152 PR rtl-optimization/42294
6153 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6154 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6155 originators' originators.
6157 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6159 PR rtl-optimization/39453
6160 PR rtl-optimization/42246
6161 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6163 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6165 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6166 Alexander Monakov <amonakov@ispras.ru>
6169 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6170 (maybe_tidy_empty_bb): ... here. Make static. Add new
6171 argument. Update all callers.
6172 (tidy_control_flow): ... and here. Recompute topological order
6173 of basic blocks in region if necessary.
6174 (sel_redirect_edge_and_branch): Change return type. Return true
6175 if topological order might have been invalidated.
6176 (purge_empty_blocks): Export and move from...
6177 * sel-sched.c (purge_empty_blocks): ... here.
6178 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6179 (maybe_tidy_empty_bb): Delete prototype.
6180 (purge_empty_blocks): Declare.
6182 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6184 PR rtl-optimization/42249
6185 * sel-sched.c (try_replace_dest_reg): When chosen register
6186 and original register is the same, do not bail out early, but
6187 still check all original insns for validity of replacing destination
6188 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6191 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6194 Port from no-undefined-overflow branch:
6195 2009-03-09 Richard Guenther <rguenther@suse.de>
6197 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6199 2010-01-14 Richard Guenther <rguenther@suse.de>
6202 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6204 2010-01-14 Ira Rosen <irar@il.ibm.com>
6206 PR tree-optimization/42709
6207 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6208 as scalar type in creation of constant vector operand.
6210 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6213 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6214 (check-parallel-%): Match `testsuite' directory component only
6217 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6219 PR translation/39521
6220 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6223 2010-01-13 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/42730
6226 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6229 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6232 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6233 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6236 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6238 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6239 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6240 ___umulsi3_highpart.
6242 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6243 rather than schedule_insns if the pass is enabled.
6245 2010-01-13 Martin Jambor <mjambor@suse.cz>
6247 PR tree-optimization/42704
6248 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6251 2010-01-13 Martin Jambor <mjambor@suse.cz>
6253 PR tree-optimization/42703
6254 * tree-sra.c (analyze_access_subtree): Check that we can build a
6255 reference to the original data within the aggregate.
6257 2010-01-13 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/42705
6260 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6262 2010-01-13 Richard Guenther <rguenther@suse.de>
6265 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6267 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6270 * var-tracking.c (values_to_unmark): New variable.
6271 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6272 values_to_unmark vector. Moved body to...
6273 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6274 instead queue it into values_to_unmark vector.
6275 (vt_find_locations): Free values_to_unmark vector.
6277 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6279 * config/s390/s390.c (override_options): Set
6280 default of max-pending-list-length to 256
6282 2010-01-13 Richard Guenther <rguenther@suse.de>
6285 * tree-pass.h (PROP_gimple_lcx): New.
6286 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6287 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6288 before the final cleanup_eh.
6289 (dump_properties): Dump PROP_gimple_lcx.
6290 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6291 (tree_lower_complex_O0): Remove.
6292 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6293 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6294 tree_lower_complex, schedule TODO_update_ssa.
6295 * lto-streamer-out.c (output_function): Stream the functions
6297 * lto-streamer-in.c (input_function): Likewise.
6298 (lto_read_body): Do not override them here.
6300 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6303 * c-typeck.c (build_c_cast): Fold value cast to union type before
6304 wrapping it in a CONSTRUCTOR.
6306 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6308 PR rtl-optimization/42699
6309 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6312 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6314 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6315 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6316 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6317 SUBTARGET_WARN_UNUSED_SPEC): ... here
6318 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6320 2010-01-12 Julian Brown <julian@codesourcery.com>
6322 * config/arm/neon-schedgen.ml (Utils): Don't try to
6323 open missing module.
6324 (find_with_result): New.
6326 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6329 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6330 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6332 PR tree-optimization/42645
6333 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6334 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6335 decl_map, set processing_debug_stmt to -1 and return name without
6338 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6340 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6341 binutils version, and reword target configuration description.
6343 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6345 * config/avr/avr.h (LINKER_NAME): Remove.
6347 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6350 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6351 that support VSX, warn for -mno-altivec if vsx is not disabled,
6354 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6355 Shujing Zhao <pearly.zhao@oracle.com>
6357 PR translation/42469
6358 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6359 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6360 character between option name and help text.
6361 * c.opt (imultilib): Likewise.
6363 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6365 * lto-streamer-out.c (output_unreferenced_globals): Output static
6368 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6370 PR rtl-optimization/42621
6371 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6372 optimizing for size.
6373 (duplicate_computed_gotos): Remove now-redundant check.
6375 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6378 * configure.ac: Save and restore LDFLAGS and LIBS
6379 * configure: Regenerate.
6381 2010-01-10 Richard Guenther <rguenther@suse.de>
6384 * builtins.c (fold_builtin_strlen): Add type argument and
6385 convert the resulting length to it.
6386 (fold_builtin_1): Adjust.
6388 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6390 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6391 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6393 (num_insns_constant_wide): Adjust for that change.
6395 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6398 * web.c (union_defs): Add used argument, to combine uses of
6400 (entry_register): Adjust type and tests of used argument.
6401 (web_main): Widen used for new use. Pass it to union_defs.
6402 * df.h (union_defs): Adjust prototype.
6404 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6407 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6408 uses in new incoming argument. Free body.
6409 (reset_debug_uses_in_loop): New.
6410 (analyze_insn_to_expand_var): Call the latter if the former found
6411 anything. Fix whitespace. Reject invalid dest overlaps before
6412 going through all insns in the loop.
6414 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6417 * haifa-sched.c (dying_use_p): Debug insns don't count.
6419 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6422 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6423 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6424 (verify_gimple_call): Reject LHS in noreturn calls.
6426 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6430 * tree-vect-loop-manip.c (adjust_info): New type.
6431 (adjust_vec): New pointer to vector.
6432 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6433 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6434 (slpeel_update_phis_for_duplicate_loop): Use them.
6435 (slpeel_update_phi_nodes_for_guard1): Likewise.
6436 (slpeel_update_phi_nodes_for_guard2): Likewise.
6437 (slpeel_tree_peel_loop_to_edge): Likewise.
6438 (vect_update_ivs_after_vectorizer): Likewise.
6440 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6442 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6443 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6445 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6447 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6448 bogus uninitialized warning.
6450 2010-01-09 Richard Guenther <rguenther@suse.de>
6453 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6454 the evolution is compatible with the initial condition.
6456 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6458 * gcc.c (process_command): Update copyright notice dates.
6459 * gcov.c (print_version): Likewise.
6460 * gcov-dump.c (print_version): Likewise.
6461 * mips-tfile.c (main): Likewise.
6462 * mips-tdump.c (main): Likewise.
6464 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6467 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6469 (rotlhi3_8): Delete.
6471 (rotlsi3_8): Delete.
6472 (rotlsi3_16): Delete.
6473 (rotlsi3_24): Delete.
6475 (*rotw<mode>3): New.
6476 (*rotb<mode>3): New.
6477 * config/avr/avr.c (avr_rotate_bytes): New function.
6478 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6480 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6483 * configure.ac: Modify -rdynamic check.
6484 * configure: Regenerate.
6486 2010-01-08 DJ Delorie <dj@redhat.com>
6488 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6489 register popping order.
6491 2010-01-08 Richard Guenther <rguenther@suse.de>
6494 * c.opt (fsigned-char): Also let LTO handle this option.
6495 (funsigned-char): Likewise.
6497 2010-01-07 Richard Guenther <rguenther@suse.de>
6499 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6500 (gimple_op): Likewise.
6501 (gimple_op_ptr): Likewise.
6502 (gimple_assign_set_lhs): Remove gcc_assert.
6503 (gimple_assign_set_rhs1): Likewise.
6504 (gimple_assign_set_rhs2): Likewise.
6505 (gimple_call_set_lhs): Likewise.
6506 (gimple_call_set_fn): Likewise.
6507 (gimple_call_set_fndecl): Likewise.
6508 (gimple_call_fndecl): Likewise.
6509 (gimple_call_return_type): Likewise.
6510 (gimple_call_set_chain): Likewise.
6511 (gimple_call_num_args): Likewise.
6512 (gimple_call_set_arg): Likewise.
6513 (gimple_cond_set_code): Likewise.
6514 (gimple_cond_set_lhs): Likewise.
6515 (gimple_cond_set_rhs): Likewise.
6516 (gimple_cond_set_true_label): Likewise.
6517 (gimple_cond_set_false_label): Likewise.
6518 (gimple_label_set_label): Likewise.
6519 (gimple_goto_set_dest): Likewise.
6520 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6521 (gimple_debug_bind_get_value): Likewise.
6522 (gimple_debug_bind_get_value_ptr): Likewise.
6523 (gimple_debug_bind_set_var): Likewise.
6524 (gimple_debug_bind_set_value): Likewise.
6525 (gimple_debug_bind_reset_value): Likewise.
6526 (gimple_debug_bind_has_value_p): Likewise.
6527 (gimple_return_retval_ptr): Remove gcc_assert.
6528 (gimple_return_retval): Likewise.
6529 (gimple_return_set_retval): Likewise.
6530 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6531 (safe_referenced_var_iterator): Remove.
6532 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6533 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6534 (fill_referenced_var_vec): Remove.
6535 (first_readonly_imm_use): Remove redundant gcc_assert.
6536 (phi_arg_index_from_use): Combine gcc_asserts.
6537 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6538 (first_imm_use_stmt): Remove redundant gcc_assert.
6539 * tree-cfg.c (verify_gimple_call): Verify function and chain
6540 operands. Verify arguments.
6541 (verify_types_in_gimple_stmt): Verify condition code and labels.
6543 2010-01-07 Richard Guenther <rguenther@suse.de>
6545 PR tree-optimization/42641
6546 * sese.c (rename_map_elt_info): Use the SSA name version, do
6549 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6551 PR tree-optimization/42625
6552 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6553 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6555 2010-01-07 Duncan Sands <baldrick@free.fr>
6557 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6559 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6562 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6563 note itself is not function_invariant_p.
6565 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6567 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6568 Do not add the DF_NOTE problem.
6569 * store-motion.c (execute_rtl_store_motion): Likewise.
6571 2010-01-07 Martin Jambor <mjambor@suse.cz>
6573 PR tree-optimization/42157
6574 * tree-sra.c (compare_access_positions): Stabilize sort if both
6575 accesses have integer types, return zero immediately if they are the
6578 2010-01-06 Richard Henderson <rth@redhat.com>
6581 * haifa-sched.c (add_to_note_list): Merge into ...
6582 (concat_note_lists): ... here, and ...
6583 (unlink_other_notes, rm_other_notes): Merge into...
6584 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6585 NOTE_INSN_EPILOGUE_BEG.
6587 2010-01-06 Richard Guenther <rguenther@suse.de>
6589 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6590 not inline regular functions into always-inline functions.
6592 2010-01-06 Nick Clifton <nickc@redhat.com>
6594 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6595 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6597 (OVERRIDE_OPTIONS): Delete.
6598 (OPTIMIZATION_OPTIONS): Define.
6599 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6600 * config/rx/rx.c (rx_handle_option): Issue an error message if
6601 -mcpu=rx200 and -fpu are used together.
6602 (rx_set_optimization_options): New function. Issue an error
6603 message if an optimization attribute attempts to reset the FPU/
6604 math optimization pairing.
6605 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6606 * config/rx/rx.opt: Set the default to 32-bit doubles.
6607 * config/rx/t-rx: Add multilibs for -nofpu option.
6608 * doc/invoke.texi: Update documentation of RX options.
6610 2010-01-06 Richard Guenther <rguenther@suse.de>
6612 * tree-ssa-pre.c (name_to_id): New global.
6613 (alloc_expression_id): Simplify SSA name handling.
6614 (lookup_expression_id): Likewise.
6615 (init_pre): Zero name_to_id.
6616 (fini_pre): Free it.
6618 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6620 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6622 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6625 * config/i386/sse.md (smaxv2di3): New.
6626 (umaxv2di3): Likewise.
6627 (sminv2di3): Likewise.
6628 (uminv2di3): Likewise.
6630 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6633 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6634 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6635 (legitimize_tls_address): Likewise.
6636 (sparc_tls_referenced_p): Likewise.
6637 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6638 and adjust calls to legitimize_pic_address.
6639 (legitimate_constant_p) Use sparc_tls_referenced_p.
6640 (legitimate_pic_operand_p): Likewise.
6641 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6642 (sparc_tls_symbol_ref_1): Delete.
6643 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6644 (legitimize_tls_address): Make static, handle CONST patterns.
6645 (legitimize_pic_address): Make static, remove unused parameter and
6646 adjust recursive calls.
6647 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6648 and adjust call to legitimize_pic_address.
6649 (sparc_output_mi_thunk): Likewise.
6651 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6652 H.J. Lu <hongjiu.lu@intel.com>
6655 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6656 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6657 operands to make them signed.
6660 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6663 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6664 GTU to GT for V4SI and V2DI.
6666 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6667 (umin<mode>3): Removed.
6669 (uminv4si3): Likewise.
6671 2010-01-05 Martin Jambor <mjambor@suse.cz>
6673 PR tree-optimization/42462
6674 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6675 current_function_decl to helper functions and macros.
6677 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6680 * flags.h: Don't include real.h.
6681 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6682 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6683 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6684 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6685 * dominance.c: Update copyright.
6686 * gimple.c (walk_gimple_op): Remove inline.
6687 * tree-ssa-reassoc.c: Include real.h.
6688 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6689 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6691 2010-01-05 Nick Clifton <nickc@redhat.com>
6693 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6694 register to push into the stack frame when the accumulator has to
6695 be saved during interrupts.
6697 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6699 * doc/invoke.texi: Remove the documentation about option
6701 * common.opt (Wunreachable-code): Preserved for backward
6703 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6704 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6705 the backward compatibility flag section.
6707 2010-01-05 Richard Guenther <rguenther@suse.de>
6709 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6711 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6714 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6716 PR tree-optimization/42508
6717 * tree-sra.c (convert_callers): Check for recursive call
6718 by comparing cgraph nodes instead of decls.
6719 (modify_function): Call ipa_modify_formal_parameters also
6720 on all same_body aliases.
6722 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6723 cgraph nodes when checking for same_body aliases.
6725 2010-01-05 Richard Guenther <rguenther@suse.de>
6727 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6728 allocation and lookup.
6729 (get_or_alloc_expr_for_constant): Likewise.
6730 (phi_translate): Sink allocation.
6732 2010-01-04 Richard Guenther <rguenther@suse.de>
6734 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6735 a new entry only if needed.
6736 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6737 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6739 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6741 (phi_translate): Handle CONSTANTs early.
6743 2010-01-04 Martin Jambor <mjambor@suse.cz>
6745 PR tree-optimization/42398
6746 * tree-sra.c (struct access): Removed flag grp_different_types.
6747 (dump_access): Do not dump the removed flag.
6748 (sort_and_splice_var_accesses): Do not set the removed flag.
6749 (sra_modify_expr): Check for type compatibility directly.
6751 2010-01-04 Martin Jambor <mjambor@suse.cz>
6753 PR tree-optimization/42366
6754 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6755 edges with variable number of parameters.
6756 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6757 flag instead of asserting it.
6758 (ipa_read_node_info): Read uses_analysis_done flag.
6760 2010-01-04 Richard Guenther <rguenther@suse.de>
6762 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6763 iterative_hash_* as intended.
6764 (vn_reference_compute_hash): Likewise. Simplify hashing
6766 (vn_reference_lookup_2): Likewise.
6767 (vn_nary_op_compute_hash): Likewise.
6768 (vn_phi_compute_hash): Likewise.
6769 (expressions_equal_p): Remove strange code.
6770 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6771 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6772 (bitmap_insert_into_set_1): Take value-id as parameter.
6773 (add_to_value): Pass it.
6774 (bitmap_insert_into_set): Likewise.
6775 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6777 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6780 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6781 (do_self_spec): For switches with SWITCH_IGNORE set set also
6782 SWITCH_IGNORE_PERMANENTLY.
6783 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6786 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6788 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6789 tree of an unreferenced global var.
6791 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6794 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6795 GTU to GT for V4SI and V2DI.
6797 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6798 (umin<mode>3): Removed.
6800 (uminv4si3): Likewise.
6802 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6805 * collect2.c (main): Turn on trace in collect2 if -v is passed
6808 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6810 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6811 description of expression operand.
6813 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6815 * configure.ac: Add install-html to target_list for Make-hooks.
6816 * configure: Regenerate.
6817 * fortran/Make-lang.in (F95_HTMLFILES): New.
6818 (fortran.html): Use it.
6819 (fortran.install-html): New.
6820 * Makefile.in (install-html): Add lang.install-html.
6821 * java/Make-lang.in (JAVA_HTMLFILES): New.
6822 (java.html): Use it.
6823 (java.install-html): New.
6824 * objc/Make-lang.in (objc.install-html): New.
6825 * objcp/Make-lang.in (obj-c++.install-html): New.
6826 * cp/Make-lang.in (c++.install-html): New.
6827 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6828 * lto/Make-lang.in (lto.install-html): New.
6830 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6833 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6835 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6837 PR rtl-optimization/41862
6838 * store-motion.c (store_killed_in_insn, compute_store_table,
6839 remove_reachable_equiv_notes, replace_store_insn,
6840 build_store_vectors): Ignore all DEBUG_INSNs.
6842 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6845 * common.opt: Add dumpdir.
6847 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6849 (option_map): Add --dumpdir.
6851 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6853 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6855 * opts.c (decode_options): Try dump_dir_name first if
6856 dump_base_name isn't an absolute path.
6857 (common_handle_option): Handle OPT_dumpdir.
6859 * toplev.c (dump_dir_name): New.
6860 (print_switch_values): Also ignore -dumpdir.
6862 * toplev.h (dump_dir_name): New.
6864 2010-01-03 Richard Guenther <rguenther@suse.de>
6866 PR tree-optimization/42589
6867 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6868 double-word expansion of bswap32.
6870 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6872 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6873 with BLOCK_FOR_INSN.
6874 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6875 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6876 noce_process_if_block): Likewise.
6877 * gcse.c (compute_local_properties, insert_expr_in_table,
6878 insert_set_in_table, canon_list_insert, find_avail_set,
6879 pre_insert_copy_insn): Likewise.
6881 * basic-block.h (BLOCK_NUM): Move from here...
6882 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6884 2010-01-03 Richard Guenther <rguenther@suse.de>
6886 PR tree-optimization/42438
6887 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6888 contains_may_not_return_call flag.
6889 (BB_MAY_NOTRETURN): New.
6890 (valid_in_sets): Trapping nary operations are not valid
6891 in blocks that may not return.
6892 (insert_into_preds_of_block): Remove check for trapping expressions.
6893 (compute_avail): Compute also BB_MAY_NOTRETURN.
6895 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6897 * doc/invoke.texi: Add 2010 to copyright years.
6899 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6901 * config/sparc/sparc.c: Fix formatting nits.
6903 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6904 Alexander Monakov <amonakov@ispras.ru>
6906 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6908 2010-01-02 Richard Guenther <rguenther@suse.de>
6911 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6912 (simplify_switch_using_ranges): Mark to be removed edges
6915 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6917 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6919 * collect2.c (scan_libraries): Add missing argument in call to
6922 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6925 * config/alpha/predicates.md (aligned_memory_operand): Return false
6927 (unaligned_memory_operand): Return true for CQImode.
6928 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6929 doesn not cross aligned SImode word boundary.
6931 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6933 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6935 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6936 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6938 2010-01-02 Richard Guenther <rguenther@suse.de>
6941 * toplev.c (compile_file): Emit LTO marker properly. Change
6943 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6945 2010-01-01 Richard Guenther <rguenther@suse.de>
6948 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6950 2010-01-01 Richard Guenther <rguenther@suse.de>
6953 * c-decl.c (grokdeclarator): For zero-size arrays force
6954 structural equality checks as layout_type does.
6956 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6958 * builtins.c: Update copyright to 2010.
6960 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6963 * lto-streamer-out.c (produce_asm): Revert the last change.
6964 (copy_function): Likewise.
6966 * lto-streamer.c (lto_get_section_name): Skip any leading
6969 2010-01-01 Richard Guenther <rguenther@suse.de>
6972 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6976 Copyright (C) 2010 Free Software Foundation, Inc.
6978 Copying and distribution of this file, with or without modification,
6979 are permitted in any medium without royalty provided the copyright
6980 notice and this notice are preserved.