1 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3 * c-tree.h (push_init_level, pop_init_level, set_init_index)
4 (process_init_element): New argument of type struct obstack *.
6 * c-typeck.c (push_init_level, pop_init_level, set_designator)
7 (set_init_index, set_init_label, set_nonincremental_init)
8 (set_nonincremental_init_from_string, find_init_member)
9 (output_init_element, output_pending_init_elements)
10 (process_init_element): New argument braced_init_obstack. Pass it
12 (push_range_stack, add_pending_init): New argument
13 braced_init_obstack. Use obstack allocation.
15 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
16 braced_init_obstack. Pass it down.
17 (c_parser_braced_init): New variables ret, braced_init_obstack.
18 Initialize obstack, pass it down and finally free it.
20 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
23 * optabs.h (expand_widening_mult): Declare.
24 * tree-pass.h (pass_optimize_widening_mul): Declare.
25 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
26 gate_optimize_widening_mul): New static functions.
27 (pass_optimize_widening_mul): New.
28 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
30 <case MULT_EXPR>: Remove support for widening multiplies.
31 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
32 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
33 simplify_gen_unary rather than directly building extensions.
34 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
36 * expmed.c (expand_widening_mult): New function.
37 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
39 2010-04-21 Jan Hubicka <jh@suse.cz>
41 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
42 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
43 * lto-wpa-fixup.c: Remove.
44 * Makefile.in (lto-wpa-fixup.o): Remove.
45 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
46 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
47 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
49 2010-04-21 Jan Hubicka <jh@suse.cz>
51 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
52 add write_optimization_summary, read_optimization_summary.
53 (ipa_write_summaries_of_cgraph_node_set): Remove.
54 (ipa_write_optimization_summaries): Declare.
55 (ipa_read_optimization_summaries): Declare.
56 * ipa-cp.c (pass_ipa_cp): Update.
57 * ipa-reference.c (pass_ipa_reference): Update.
58 * ipa-pure-const.c (pass_ipa_pure_const): Update.
59 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
61 * ipa-inline.c (pass_ipa_inline): Update.
62 * ipa.c (pass_ipa_whole_program): Update.
63 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
64 * passes.c (ipa_write_summaries_1): Do not test wpa.
65 (ipa_write_optimization_summaries_1): New.
66 (ipa_write_optimization_summaries): New.
67 (ipa_read_summaries): Do not test ltrans.
68 (ipa_read_optimization_summaries_1): New.
69 (ipa_read_optimization_summaries): New.
71 2010-04-21 Jan Hubicka <jh@suse.cz>
73 * lto-cgraph.c (lto_output_node): Do not output comdat groups
75 (output_cgraph): Do not arrange comdat groups for boundary nodes.
77 2010-04-21 Jakub Jelinek <jakub@redhat.com>
80 * dwarf2out.c (add_name_and_src_coords_attributes): Add
81 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
83 2010-04-21 Jan Hubicka <jh@suse.cz>
85 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
87 2010-04-21 Jan Hubicka <jh@suse.cz>
89 * varpool.c (decide_is_variable_needed): Variable is always needed
92 2010-04-21 Jan Hubicka <jh@suse.cz>
94 * opts.c (decode_options): Enable pure-const pass for whopr.
96 2010-04-21 Jan Hubicka <jh@suse.cz>
98 * cgraph.c (dump_cgraph_node): Dump also assembler name.
99 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
101 (cgraph_decide_inlining): Do not expect callee to be removed in all
104 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
106 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
108 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
110 * config/i386/i386.md (x86_shrd): Add athlon_decode and
111 amdfam10_decode attributes.
113 2010-04-21 Jakub Jelinek <jakub@redhat.com>
116 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
117 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
118 (lower_copyprivate_clauses): Use private var in outer
119 context instead of original var. Make sure the types
120 are correct for VLAs.
122 2010-04-21 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
125 to non-pointer objects.
127 2010-04-21 Jakub Jelinek <jakub@redhat.com>
129 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
130 last chain entry if it starts with the still current label.
131 (add_location_or_const_value_attribute): Check that
132 loc_list->first->next is NULL instead of comparing ->first with
134 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
135 to add_var_loc_to_decl.
137 * dwarf2out.c (output_call_frame_info): For dw_cie_version
138 >= 4 add also address size and segment size fields into CIE
141 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
142 long as address size is the same as sizeof (void *) and
144 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
145 address size or segment size is unexpected, return DW_EH_PE_omit.
146 (classify_object_over_fdes): If get_cie_encoding returned
147 DW_EH_PE_omit, return -1.
148 (init_object): If classify_object_over_fdes returned -1,
149 pretend there were no FDEs at all.
151 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/i386.md (bswap<mode>2): Macroize expander from
154 bswap{si,di}2 using SWI48 mode iterator.
155 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
156 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
157 set modrm attribute of bswap insn to 0 and remove length attribute.
158 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
159 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
160 set mode attribute to <MODE> and remove length attribute.
162 2010-04-20 James E. Wilson <wilson@codesourcery.com>
164 PR rtl-optimization/43520
165 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
166 zero available registers.
168 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
170 * builtins.c (fold_builtin_cproj): Fold more cases.
172 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
174 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
175 (fold_builtin_1): Fold builtin cproj.
176 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
177 Use ATTR_CONST_NOTHROW_LIST.
179 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
182 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
183 ffsi2_no_cmove for !TARGET_CMOVE.
184 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
185 (ffssi2): Remove expander.
186 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
188 (ctz<mode>2): Ditto from ctz{si,di}2.
189 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
191 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
194 2010-04-20 Jakub Jelinek <jakub@redhat.com>
196 * dwarf2out.c (AT_linkage_name): Define.
197 (clone_as_declaration): Handle DW_AT_linkage_name.
198 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
199 of DW_AT_MIPS_linkage_name.
200 (move_linkage_attr): Likewise.
201 (dwarf2out_finish): Likewise.
203 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
206 * fold-const.c (fold_comparison): New folding rule.
208 2010-04-20 Anatoly Sokolov <aesok@post.ru>
210 * double-int.h (double_int_setbit): Declare.
211 * double-int.c (double_int_setbit): New function.
212 * rtl.h (immed_double_int_const): Declare.
213 * emit-rtl.c (immed_double_int_const): New function.
214 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
215 and immed_double_int_const functions.
216 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
217 expand_copysign_bit): (Ditto.).
218 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
219 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
220 * dojump.c (prefer_and_bit_test): (Ditto.).
221 * expr.c (convert_modes, reduce_to_bit_field_precision,
222 const_vector_from_tree): (Ditto.).
223 * expmed.c (mask_rtx, lshift_value): (Ditto.).
225 2010-04-20 Jan Hubicka <jh@suse.cz>
227 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
228 (dump_cgraph_node): Dump new flags.
229 * cgraph.h (struct cgraph_node): Add flags
230 reachable_from_other_partition and in_other_partition.
231 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
232 other partition can not be removed.
233 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
234 the other partition must be output; silence sanity checking on
235 leaking functions bodies from other paritition.
236 * lto-cgraph.c (reachable_from_other_partition_p): New function.
237 (lto_output_node): Output new flags; do not sanity check that inline
238 clones are output; drop lto_forced_extern_inline_p code; do not mock
239 visibility flags at partition boundaries.
240 (add_node_to): New function.
241 (output_cgraph): Use it to sort functions so masters appear before
243 (input_overwrite_node): Input new flags.
244 * passes.c (ipa_write_summaries): Do not call
245 lto_new_extern_inline_states.
246 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
247 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
248 lto_forced_extern_inline_p): Kill.
249 * lto-streamer.h (lto_new_extern_inline_states,
250 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
251 lto_forced_extern_inline_p): Kill.
253 2010-04-20 Richard Guenther <rguenther@suse.de>
255 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
256 from vars that can have pointers.
257 (process_constraint): Dump useless constraints.
259 2010-04-20 Richard Guenther <rguenther@suse.de>
261 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
262 (dump_sa_points_to_info): Remove asserts.
263 (init_base_vars): nothing_id isn't an escape point nor does it
266 2010-04-20 Jakub Jelinek <jakub@redhat.com>
268 * tree.h (TYPE_REF_IS_RVALUE): Define.
269 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
270 should_move_die_to_comdat, prune_unused_types_walk): Handle
271 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
272 (modified_type_die, gen_reference_type_die): Emit
273 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
274 if TYPE_REF_IS_RVALUE and -gdwarf-4.
276 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
279 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
280 calls for -fpic -m31 if they have been sibcall optimized.
282 2010-04-19 James E. Wilson <wilson@codesourcery.com>
284 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
285 ar.lc fixed and call-used.
287 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
289 2010-04-19 Jan Hubicka <jh@suse.cz>
291 * opts.c (decode_options): Disable whpr incompatible passes.
292 * lto/lto.c (lto_1_to_1_map): Skip clones.
293 (read_cgraph_and_symbols): Do not mark everything as needed.
294 (do_whole_program_analysis): Do map only after optimizing;
295 set proper cgraph_state; use passmanager.
297 2010-04-19 DJ Delorie <dj@redhat.com>
299 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
300 POINTER_PLUS_EXPR and fix them.
302 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
304 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
305 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
306 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
307 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
308 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
309 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
310 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
311 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
312 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
313 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
314 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
316 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
318 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
319 (check_cond_move_block): Likewise.
320 (cond_move_process_if_block): Likewise.
321 (noce_find_if_block): Improve formatting.
322 (find_if_header): Pass 0 to memset and tweak conditions.
323 (cond_exec_find_if_block): Fix long lines and tweak conditions.
325 2010-04-19 Jakub Jelinek <jakub@redhat.com>
327 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
331 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
332 with non-local decl doesn't need chain.
334 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
336 * ira-color.c (allocno_reload_assign): Avoid accumulating
337 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
339 2010-04-19 Martin Jambor <mjambor@suse.cz>
341 * gimple.h (create_tmp_reg): Declare.
342 * gimplify.c (create_tmp_reg): New function.
343 (gimplify_return_expr): Use create_tmp_reg.
344 (gimplify_omp_atomic): Likewise.
345 (gimple_regimplify_operands): Likewise.
346 * tree-dfa.c (make_rename_temp): Likewise.
347 * tree-predcom.c (predcom_tmp_var): Likewise.
348 (reassociate_to_the_same_stmt): Likewise.
349 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
350 (get_replaced_param_substitute): Likewise.
351 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
352 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
353 * tree-ssa-pre.c (get_representative_for): Likewise.
354 (create_expression_by_pieces): Likewise.
355 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
356 (create_tailcall_accumulator): Likewise.
358 2010-04-19 Martin Jambor <mjambor@suse.cz>
360 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
362 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
364 2010-04-19 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/43796
367 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
368 from SCEV in the lattice.
369 (vrp_visit_phi_node): Dump change.
371 2010-04-19 Richard Guenther <rguenther@suse.de>
373 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
374 * configure: Re-generated.
376 2010-04-19 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/43783
379 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
380 constant ARRAY_REF operands two and three if possible.
382 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
387 2010-04-19 Jie Zhang <jie@codesourcery.com>
390 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
392 2010-04-19 Ira Rosen <irar@il.ibm.com>
394 PR tree-optimization/37027
395 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
396 and macro to access it.
397 (vectorizable_reduction): Add argument.
398 (vect_get_slp_defs): Likewise.
399 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
400 statements for possible use in SLP.
401 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
402 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
403 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
405 (vectorizable_reduction): Likewise.
406 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
408 (vectorizable_type_demotion, vectorizable_type_promotion,
409 vectorizable_store): Likewise.
410 (vect_analyze_stmt): Update call to vectorizable_reduction.
411 (vect_transform_stmt): Likewise.
412 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
413 (vect_build_slp_tree): Fix indentation. Check that there are no loads
414 from different interleaving chains in same node.
415 (vect_slp_rearrange_stmts): New function.
416 (vect_supported_load_permutation_p): Allow load permutations for
417 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
418 inside SLP nodes if necessary.
419 (vect_analyze_slp_instance): Handle reductions.
420 (vect_analyze_slp): Try to build SLP instances originating from groups
422 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
423 (vect_get_constant_vectors): Create initial vectors for reductions
424 according to reduction code. Add new argument.
425 (vect_get_slp_defs): Add new argument, pass it to
426 vect_get_constant_vectors.
427 (vect_schedule_slp_instance): Remove SLP tree root statements.
429 2010-04-19 Jakub Jelinek <jakub@redhat.com>
431 * tree.h (ENUM_IS_SCOPED): Define.
432 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
433 for ENUM_IS_SCOPED enums.
435 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
437 * fold-const.c (fold_comparison): Use ssizetype.
438 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
439 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
440 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
441 * tree-object-size.c (compute_object_sizes): Use size_type_node.
443 * tree.h (initialize_sizetypes): Remove parameter.
444 (build_common_tree_nodes): Remove second parameter.
445 * stor-layout.c (initialize_sizetypes): Remove parameter.
446 Always create an unsigned type.
447 (set_sizetype): Assert that the passed type is unsigned and simplify.
448 * tree.c (build_common_tree_nodes): Remove second parameter.
449 Adjust call to initialize_sizetypes.
450 * c-decl.c (c_init_decl_processing): Remove second argument in call to
451 build_common_tree_nodes.
453 2010-04-18 Matthias Klose <doko@ubuntu.com>
455 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
457 2010-04-18 Ira Rosen <irar@il.ibm.com>
459 PR tree-optimization/43771
460 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
461 load permutation doesn't have gaps.
463 2010-04-18 Jan Hubicka <jh@suse.cz>
465 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
466 (sse_prologue_save_insn expander): Use new pattern.
467 (sse_prologue_save_insn1): New pattern and splitter.
468 (sse_prologue_save_insn): Update to deal also with 64bit aligned
470 * i386.c (setup_incoming_varargs_64): Do not compute jump
472 (ix86_gimplify_va_arg): Update alignment needed.
473 (ix86_local_alignment): Do not align all local arrays to 128bit.
475 2010-04-17 Jan Hubicka <jh@suse.cz>
477 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
479 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
481 * arm.md (negdi2): Remove redundant code to force values into a
484 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
486 * arm/bpabi.S: Add EABI alignment attributes to objects.
487 * arm/bpabi-v6m.S: Likewise.
488 * arm/crti.asm: Likewise.
489 * arm/crtn.asm: Likewise.
490 * arm/lib1funcs.asm: Likewise.
491 * arm/libunwind.S: Likewise.
493 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
495 * arm-protos.h (tune_params): New structure.
496 * arm.c (current_tune): New variable.
497 (arm_constant_limit): Delete.
498 (struct processors): Add pointer to the tune parameters.
499 (arm_slowmul_tune): New tuning option.
500 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
501 (all_cores): Adjust to pick up the tuning model.
502 (arm_constant_limit): New function.
503 (arm_override_options): Select the appropriate tuning model. Delete
504 initialization of arm_const_limit.
505 (arm_split_constant): Use the new constant-limit model.
506 (arm_rtx_costs): Pick up the current tuning model.
507 * arm.md (is_strongarm, is_xscale): Delete.
508 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
509 for Xscale variant architectures.
510 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
512 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
514 * config/arm/arm.c (arm_gen_constant): Remove unused variable
516 (arm_rtx_costs_1): Remove unused variable extra_cost.
517 (arm_unwind_emit_set): Use variable offset.
518 (thumb1_output_casesi): Remove unused variable flags.
520 2010-04-16 Jeff Law <law@redhat.com>
522 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
523 needing assignment rather than doing a two-phase assignment. Remove
526 2010-04-16 Jakub Jelinek <jakub@redhat.com>
529 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
531 2010-04-16 Doug Kwan <dougkwan@google.com>
533 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
534 (next_operand_entry_id): New static variable.
535 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
536 (add_to_ops_vec): Assigned unique ID to operand entry.
537 (struct oecount_s): New field ID.
538 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
539 (undistribute_ops_list): Assign unique IDs to oecounts.
540 (init_reassoc): reset next_operand_entry_id.
542 2010-04-16 Doug Kwan <dougkwan@google.com>
544 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
545 missing left parenthesis.
547 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
550 *btdi_rex64 using SWI48 mode iterator.
551 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
552 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
553 *jcc_btdi_mask_rex64.
555 2010-04-16 Anatoly Sokolov <aesok@post.ru>
557 * double-int.h (tree_to_double_int): Convert to macro.
558 * double-int.c (tree_to_double_int): Remove.
560 2010-04-16 Jakub Jelinek <jakub@redhat.com>
563 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
564 with want_address 2 and in case a single element list might be
565 possible, call it again with want_address 0.
567 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
569 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
570 case 'W' print operands for HI mode.
571 * config/h8300/h8300.h (Y0, Y2) : New constraints.
572 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
573 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
574 * config/h8300/predicate.md (bit_register_indirect_operand): New.
576 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
578 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
579 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
580 #xx:3 and #xx:4 mode.
582 * config/h8300/h8300.md (inverted load with HImode dest): Add
585 * config/h8300/predicate.md (bit_operand): Allow immediate values that
586 satisfy 'U' constraint.
588 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
590 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
591 * configure: Regenerate.
592 * config.in: Regenerate.
593 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
596 2010-04-16 Richard Guenther <rguenther@suse.de>
598 * tree.h (struct tree_decl_minimal): Move pt_uid ...
599 (struct tree_decl_common): ... here.
600 (DECL_PT_UID): Adjust.
601 (SET_DECL_PT_UID): Likewise.
602 (DECL_PT_UID_SET_P): Likewise.
604 2010-04-16 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/43572
607 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
608 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
609 * tree-flow.h (is_call_clobbered): Remove.
610 * tree-flow-inline.h (is_call_clobbered): Likewise.
611 * tree-dfa.c (dump_variable): Do not dump call clobber state.
612 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
613 (execute_return_slot_opt): Adjust.
614 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
615 check for call clobbered vars here.
616 (find_tail_calls): Move tailcall verification to the
619 2010-04-16 Diego Novillo <dnovillo@google.com>
621 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
623 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
626 * config/arm/arm.md (cbranchqi4): New pattern.
627 * config/arm/predicates.md (const0_operand,
628 cbranchqi4_comparison_operator): New predicates.
630 2010-04-16 Richard Guenther <rguenther@suse.de>
632 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
633 (dump_gimple_stmt): Likewise.
635 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
637 * recog.h (struct recog_data): New field is_operator.
638 (struct insn_operand_data): New field is_operator.
639 * recog.c (extract_insn): Set recog_data.is_operator.
640 * genoutput.c (output_operand_data): Emit code to set the
642 * reload.c (find_reloads): Use it rather than testing for an
643 empty constraint string.
646 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
647 If the previous insn is a cbranchsi4_insn with the same arguments,
648 omit the compare instruction.
650 * config/arm/arm.md (addsi3_cbranch): If destination is a high
651 register, inputs must be low registers and we need a low register
652 scratch. Handle alternative 2 like alternative 3.
654 2010-04-16 Jakub Jelinek <jakub@redhat.com>
656 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
657 don't call get_addr on both. If one expression is a VALUE and
658 the other a REG, check VALUE's locs if the REG isn't among them.
660 2010-04-16 Christian Bruel <christian.bruel@st.com>
662 * config/sh/sh.h (sh_frame_pointer_required): New function.
663 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
664 (flag_omit_frame_pointer) Set.
665 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
666 (rounded_frame_size): Adjust size with outgoing_args_size.
667 (sh_set_return_address): Must return from stack pointer.
668 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
669 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
670 (ACCUMULATE_OUTGOING_ARGS): Define.
671 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
672 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
674 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
677 * config/sh/sh.c (sh_legitimize_reload_address): Use
678 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
679 Remove a unneeded check for offset_base.
681 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
683 * configure: Regenerated.
685 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
687 * config/s390/s390.c (s390_call_save_register_used): Switch back
690 2010-04-15 Richard Guenther <rguenther@suse.de>
692 * alias.c (alias_set_subset_of): Handle alias-set zero
695 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
696 Julian Brown <julian@codesourcery.com>
698 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
699 alternatives according to use of high and low regs.
700 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
701 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
702 optimizing for size on Thumb-2.
704 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
706 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
708 2010-04-15 Richard Guenther <rguenther@suse.de>
710 * tree-ssa-structalias.c (struct variable_info): Add
712 (new_var_info): Initialize it.
713 (dump_constraints): Support printing last added constraints.
714 (debug_constraints): Adjust.
715 (dump_constraint_graph): Likewise.
716 (make_heapvar_for): Check for NULL cfun.
717 (get_function_part_constraint): New function.
718 (get_fi_for_callee): Likewise.
719 (find_func_aliases): Properly implement IPA PTA constraints.
720 (process_ipa_clobber): New function.
721 (find_func_clobbers): Likewise.
722 (insert_into_field_list_sorted): Remove.
723 (create_function_info_for): Properly allocate vars for IPA mode.
724 Do not use insert_into_field_list_sorted.
725 (create_variable_info_for): Properly generate constraints for
726 global vars in IPA mode.
727 (dump_solution_for_var): Always dump the solution.
728 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
729 (find_what_var_points_to): Adjust.
730 (pt_solution_set): Change.
731 (pt_solution_ior_into): New function.
732 (pt_solution_empty_p): Export.
733 (pt_solution_includes_global): Adjust.
734 (pt_solution_includes_1): Likewise.
735 (pt_solutions_intersect_1): Likewise.
736 (dump_sa_points_to_info): Check some invariants.
737 (solve_constraints): Move constraint dumping ...
738 (compute_points_to_sets): ... here.
739 (ipa_pta_execute): ... and here.
740 (compute_may_aliases): Do not re-compute points-to info
741 locally if IPA info is available.
742 (ipa_escaped_pt): New global var.
743 (ipa_pta_execute): Properly implement IPA PTA.
744 * tree-into-ssa.c (dump_decl_set): Support dumping
745 decls not in referenced-vars.
746 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
747 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
748 (dump_points_to_solution): Likewise.
749 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
750 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
751 (remap_gimple_stmt): Reset call clobber/use information if necessary.
752 (copy_decl_to_var): Copy DECL_PT_UID.
753 (copy_result_decl_to_var): Likewise.
754 * tree.c (make_node_stat): Initialize DECL_PT_UID.
755 (copy_node_stat): Copy it.
756 * tree.h (DECL_PT_UID): New macro.
757 (SET_DECL_PT_UID): Likewise.
758 (DECL_PT_UID_SET_P): Likewise.
759 (struct tree_decl_minimal): Add pt_uid member.
760 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
761 (pt_solution_empty_p): Declare.
762 (pt_solution_set): Adjust.
763 (ipa_escaped_pt): Declare.
764 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
765 * gimple-pretty-print.c (pp_points_to_solution): New function.
766 (dump_gimple_call): Dump call clobber/use information.
767 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
768 * tree-pass.h (TDF_ALIAS): New dump option.
769 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
770 * doc/invoke.texi (-fipa-pta): Update documentation.
772 2010-04-15 Richard Guenther <rguenther@suse.de>
774 * Makefile.in (OBJS-common): Add gimple-fold.o.
775 (gimple-fold.o): New rule.
776 * tree.h (maybe_fold_offset_to_reference,
777 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
779 * gimple.h: ... here.
780 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
781 may_propagate_address_into_dereference): Move prototypes ...
782 * gimple.h: ... here.
783 * tree-ssa-ccp.c (get_symbol_constant_value,
784 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
785 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
786 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
787 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
788 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
789 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
790 gimplify_and_update_call_from_tree): Move ...
791 * gimple-fold.c: ... here. New file.
792 (ccp_fold_builtin): Rename to ...
793 (gimple_fold_builtin): ... this.
794 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
796 2010-04-15 Richard Guenther <rguenther@suse.de>
798 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
799 fit_double_type, force_fit_type_double, add_double_with_sign,
800 neg_double, mul_double_with_sign, lshift_double, rshift_double,
801 lrotate_double, rrotate_double, div_and_round_double): Move ...
802 * double-int.c: ... here.
803 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
804 add_double, neg_double, mul_double_with_sign, mul_double,
805 lshift_double, rshift_double, lrotate_double, rrotate_double,
806 div_and_round_double): Move prototypes ...
807 * double-int.h: ... here.
809 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
812 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
813 matching constraints to ensure inputs match the output.
815 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
818 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
819 in an input-only operand.
821 2010-04-15 Anatoly Sokolov <aesok@post.ru>
823 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
824 (double_int_not, double_int_lshift, double_int_rshift): Declare.
825 (double_int_negative_p): Convert to static inline function.
826 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
827 (double_int_negative_p): Remove.
828 * tree.h (lshift_double, rshift_double):
829 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
830 * fold-const.c (fold_convert_const_int_from_real,
831 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
832 (lshift_double): Change type of arith argument to bool.
833 (rshift_double): Change type of arith argument to bool. Correct
835 * expmed.c (mask_rtx, lshift_value): (Ditto.).
837 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
840 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
841 at the start and end of the then/else blocks, and omit them from the
843 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
844 argument; all callers changed. Pass zero to old_insns_match_p instead.
845 (flow_find_head_matching_sequence): New function.
846 (old_insns_match_p): Check REG_EH_REGION notes for calls.
847 * basic-block.h (flow_find_cross_jump,
848 flow_find_head_matching_sequence): Declare functions.
850 2010-04-14 Jason Merrill <jason@redhat.com>
853 * c-common.c (attribute_takes_identifier_p): New fn.
854 * c-common.h: Declare it.
856 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
860 (*udivmod<mode>4): Ditto.
862 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.md (maxmin_int): Rename code attribute from
865 maxminiprefix and update all users.
866 (maxmin_float): Ditto from maxminfprefix.
867 (logic): Ditto from logicprefix.
868 (absneg_mnemonic): Ditto from absnegprefix.
869 * config/i386/mmx.md: Update all users of maxminiprefix,
870 maxminfprefix and logicprefix for rename.
871 * config/i386/sse.md: Ditto.
872 * config/i386/sync.md (sync_<code><mode>): Update for
875 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
879 warnings converted to errors.
881 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
883 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
884 used insn_type variable.
885 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
886 to avoid set-but-not-used warning.
888 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
890 * df-core.c (df_ref_debug): Change format string placeholder
892 * dwarf2asm.c (dw2_asm_output_data_raw,
893 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
894 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
895 * dwarf2out.c (output_cfi, output_cfi_directive,
896 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
897 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
899 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
900 * print-rtl.c (print_rtx): Ditto.
902 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
905 * builtins.c (expand_builtin_pow_root): New function to expand pow
906 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
907 series of sqrt and cbrt calls under -ffast-math.
908 (expand_builtin_pow): Call it.
910 2010-04-14 Michael Matz <matz@suse.de>
912 PR tree-optimization/42963
913 * tree-cfg.c (touched_switch_bbs): New static variable.
914 (group_case_labels_stmt): New function broken out from ...
915 (group_case_labels): ... here, use the above.
916 (start_recording_case_labels): Allocate touched_switch_bbs.
917 (end_recording_case_labels): Deallocate it, call
918 group_case_labels_stmt.
919 (gimple_redirect_edge_and_branch): Remember index of affected BB.
921 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
926 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
930 2010-04-13 Jan Hubicka <jh@suse.cz>
932 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
933 of optimized out static functions.
934 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
935 cost computation. Also sanity check for overflows.
936 (update_caller_keys): Update cgraph_edge_badness call; properly
937 update fibheap and sanity check that it is up to date.
938 (add_new_edges_to_heap): Update cgraph_edge_badness.
939 (cgraph_decide_inlining_of_small_function): Likewise;
940 add sanity checking that badness in heap is up to date;
941 improve dumping of reason; Update badness of calls to the
942 offline copy of function currently inlined; dump badness
943 of functions not inlined because of unit growth limits.
945 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
948 * c-common.c (pointer_int_sum): Disregard overflow that occured only
949 because of sign-extension change when converting to sizetype here...
950 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
952 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
953 the folding to constants. Remove redundant final conversion.
954 (fold_binary) <associate>: Do not associate if the re-association of
955 constants alone overflows.
956 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
957 to the end of the list.
958 (multiple_of_p) <COND_EXPR>: New case.
960 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
962 * opt-functions.awk (opt_sanitized_name): New.
964 * optc-gen.awk: Use it
965 * opth-gen.awk: Use it.
967 2010-04-13 Martin Jambor <mjambor@suse.cz>
969 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
970 (sra_modify_assign): Delete stmts loading dead data even if racc has no
971 children. Call replace_uses_with_default_def_ssa_name to handle
974 2010-04-13 Michael Matz <matz@suse.de>
977 * builtins.c (expand_builtin_interclass_mathfn): Also create
978 a register if the predicate doesn't match.
980 2010-04-13 Diego Novillo <dnovillo@google.com>
982 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
983 * c-pch.c: Include timevar.h.
984 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
985 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
986 * ggc-common.c: Include timevar.h.
987 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
988 * timevar.def (TV_PCH_SAVE): Define.
989 (TV_PCH_CPP_SAVE): Define.
990 (TV_PCH_PTR_REALLOC): Define.
991 (TV_PCH_PTR_SORT): Define.
992 (TV_PCH_RESTORE): Define.
993 (TV_PCH_CPP_RESTORE): Define.
995 2010-04-13 Michael Matz <matz@suse.de>
997 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
999 (can_reassociate_p): New function.
1000 (break_up_subtract_bb, reassociate_bb): Use it.
1002 2010-04-13 Richard Guenther <rguenther@suse.de>
1005 * builtins.c (c_readstr): Fix assert.
1007 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1010 when generating cltd insn.
1012 (*ashl<mode>3_1): Remove special handling for register operand 2.
1013 (*ashlsi3_1_zext): Ditto.
1014 (*ashlhi3_1): Ditto.
1015 (*ashlhi3_1_lea): Ditto.
1016 (*ashlqi3_1): Ditto.
1017 (*ashlqi3_1_lea): Ditto.
1018 (*<shiftrt_insn><mode>3_1): Ditto.
1019 (*<shiftrt_insn>si3_1_zext): Ditto.
1020 (*<shiftrt_insn>qi3_1_slp): Ditto.
1021 (*<rotate_insn><mode>3_1): Ditto.
1022 (*<rotate_insn>si3_1_zext): Ditto.
1023 (*<rotate_insn>qi3_1_slp): Ditto.
1025 2010-04-13 Richard Guenther <rguenther@suse.de>
1027 * tree-ssa-structalias.c (callused_id): Remove.
1028 (call_stmt_vars): New.
1029 (get_call_vi): Likewise.
1030 (lookup_call_use_vi): Likewise.
1031 (lookup_call_clobber_vi): Likewise.
1032 (get_call_use_vi): Likewise.
1033 (get_call_clobber_vi): Likewise.
1034 (make_transitive_closure_constraints): Likewise.
1035 (handle_const_call): Adjust to do per-call call-used handling.
1036 (handle_pure_call): Likewise.
1037 (find_what_var_points_to): Remove general callused handling.
1038 (init_base_vars): Likewise.
1039 (init_alias_vars): Initialize call_stmt_vars.
1040 (compute_points_to_sets): Process call-used and call-clobbered
1041 vars for call statements.
1042 (delete_points_to_sets): Free call_stmt_vars.
1044 2010-04-13 Richard Guenther <rguenther@suse.de>
1046 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1047 Only add RW dependence for dependence distance zero.
1048 Adjust maximal vectorization factor according to dependences.
1049 Move alignment handling ...
1050 (vect_find_same_alignment_drs): ... here. New function.
1051 (vect_analyze_data_ref_dependences): Adjust.
1052 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1053 (vect_analyze_data_refs): Adjust minimal vectorization factor
1054 according to data references.
1055 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1056 dependences before determining the vectorization factor.
1057 Analyze alignment after determining the vectorization factor.
1058 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1059 dependences before alignment.
1060 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1062 (vect_analyze_data_refs): Likewise.
1063 (MAX_VECTORIZATION_FACTOR): New define.
1065 2010-04-13 Duncan Sands <baldrick@free.fr>
1067 * except.h (lang_eh_type_covers): Remove.
1068 * except.c (lang_eh_type_covers): Likewise.
1070 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1071 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1073 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1074 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1075 UNITS_PER_LONG where it is ABI relevant.
1076 (s390_return_addr_rtx): Likewise.
1077 (s390_back_chain_rtx): Likewise.
1078 (s390_frame_area): Likewise.
1079 (s390_frame_info): Likewise.
1080 (s390_initial_elimination_offset): Likewise.
1081 (save_gprs): Likewise.
1082 (s390_emit_prologue): Likewise.
1083 (s390_emit_epilogue): Likewise.
1084 (s390_function_arg_advance): Likewise.
1085 (s390_function_arg): Likewise.
1086 (s390_va_start): Likewise.
1087 (s390_gimplify_va_arg): Likewise.
1088 (s390_function_profiler): Likewise.
1089 (s390_optimize_prologue): Likewise.
1090 (s390_rtx_costs): Likewise.
1091 (s390_secondary_reload): Likewise.
1092 (s390_promote_function_mode): Likewise.
1093 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1094 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1095 registers available.
1096 (s390_unwind_word_mode): New function.
1097 (s390_function_value): Split 64 bit values into register pair if
1098 used as return value.
1099 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1100 function call parameters. Handle parallels.
1101 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1102 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1103 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1104 (s390_expand_setmem): Remove unused variable src_addr.
1105 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1106 deal with 64 bit registers.
1107 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1108 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1109 (UNITS_PER_LONG): New macro.
1110 * libjava/include/s390-signal.h: Define extended ucontext
1111 structure containing the upper halfs of the 64 bit registers.
1113 2010-04-13 Simon Baldwin <simonb@google.com>
1115 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1117 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1119 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1120 rvalue on the RHS if the LHS is of a non-renamable type.
1121 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1123 2010-04-13 Matthias Klose <doko@ubuntu.com>
1125 * gcc.c (cc1_options): Handle -iplugindir before processing
1126 the cc1 spec. Only add -iplugindir once.
1127 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1129 * common.opt (iplugindir): Remove `Separate' property, initialize.
1130 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1132 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1133 (distclean): Remove plugin dir.
1134 * doc/invoke.texi: Document -iplugindir.
1136 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1138 * doc/plugins.texi (Loading Plugins): Document short
1139 -fplugin=foo option.
1140 (Plugin API): Mention default_plugin_dir_name function.
1142 * gcc.c (find_file_spec_function): Add new declaration.
1143 (static_spec_func): Use it for "find-file".
1144 (find_file_spec_function): Add new function.
1145 (cc1_options): Add -iplugindir option if -fplugin* options found.
1147 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1149 * plugin.c (add_new_plugin): Updated comment, and handle short
1151 (default_plugin_dir_name): Added new function.
1153 * common.opt (iplugindir): New option to set the plugin directory.
1155 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (any_rotate): New code iterator.
1158 (rotate_insn): New code attribute.
1160 (SWIM124): New mode iterator.
1161 (<rotate_insn>ti3): New expander.
1162 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1163 any_rotate code iterator.
1164 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1165 using any_rotate code iterator and SWIM124 mode iterator.
1166 (ix86_rotlti3): New insn_and_split pattern.
1167 (ix86_rotrti3): Ditto.
1168 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1169 ix86_rotl{di,ti}3 patterns.
1170 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1171 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1172 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1173 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1174 code iterator and SWI mode iterator.
1175 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1176 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1178 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1179 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1180 (bswap rotatert splitter): Add splitter.
1181 (bswap splitter): Macroize splitter using any_rotate code iterator.
1182 Add insn predicate to split only for TARGET_USE_XCHGB or when
1183 optimizing function for size.
1185 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1187 * config/pa/pa.c (emit_move_sequence): Remove use of
1188 deleted variable flag_argument_noalias.
1190 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1192 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1194 Add to unsupported targets list.
1195 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1196 sparc*-sun-solaris2.[567]* from target lists.
1197 * configure: Regenerate.
1198 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1200 Remove Solaris 7 patch references.
1201 (Specific, sparc-sun-solaris2.7): Removed.
1202 (sparc-sun-solaris2*): Update Solaris 7 example.
1203 (sparc64-*-solaris2*): Likewise.
1205 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1207 * config.build (alpha*-dec-osf4*): Remove.
1208 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1209 of obsolete configurations.
1210 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1212 * config/alpha/t-osf4: Renamed to ...
1213 * config/alpha/t-osf5: ... this.
1214 * config/alpha/osf.h: Renamed to ...
1215 * config/alpha/osf5.h: ... this.
1216 Merged old osf5.h contents.
1218 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1219 (EXTRA_SPECS): Removed.
1220 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1221 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1224 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1226 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1228 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1231 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1232 __thiscall convention.
1234 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1236 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1238 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1240 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1242 * function.c (assign_parms_initialize_all): Add unused attribute
1245 2010-04-12 Richard Guenther <rguenther@suse.de>
1247 * gsstruct.def (GSS_CALL): New.
1248 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1249 * gimple.h: Include tree-ssa-alias.h.
1250 (struct gimple_statement_call): New.
1251 (union gimple_statement_struct_d): Add gimple_call member.
1252 (gimple_call_reset_alias_info): Declare.
1253 (gimple_call_use_set): New function.
1254 (gimple_call_clobber_set): Likewise.
1255 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1256 * gimple.c (gimple_call_reset_alias_info): New function.
1257 (gimple_build_call_1): Call it.
1258 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1259 * tree-inline.c (remap_gimple_stmt): Likewise.
1260 (expand_call_inline): Remove callused handling.
1261 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1262 * tree-dfa.c (dump_variable): Likewise.
1263 * tree-parloops.c (parallelize_loops): Likewise.
1264 * tree-ssa.c (init_tree_ssa): Likewise.
1265 (delete_tree_ssa): Likewise.
1266 * tree-flow-inline.h (is_call_used): Remove.
1267 * tree-flow.h (struct gimple_df): Remove callused member.
1268 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1269 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1270 (ref_maybe_used_by_call_p_1): Simplify.
1271 (call_may_clobber_ref_p_1): Likewise.
1272 * tree-ssa-structalias.c (compute_points_to_sets): Set
1273 the call stmt used and clobbered sets.
1274 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1275 (find_tail_calls): Verify the tail call.
1277 2010-04-12 Richard Guenther <rguenther@suse.de>
1279 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1280 single-iteration always-inline inlining.
1281 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1282 (cgraph_decide_inlining): Do not handle always-inline specially.
1283 (try_inline): Remove always-inline cycle detection special case.
1284 Do not recurse on always-inlines.
1285 (cgraph_early_inlining): Do not iterate if not optimizing.
1286 (cgraph_gate_early_inlining): remove.
1287 (pass_early_inline): Run unconditionally.
1288 (gate_cgraph_decide_inlining): New function.
1289 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1290 not inlining or optimizing.
1291 (cgraph_decide_inlining_of_small_functions): Also consider
1292 always-inline functions.
1293 (cgraph_default_inline_p): Return true for nodes which should
1294 disregard inline limits.
1295 (estimate_function_body_sizes): Assume zero size and time for
1296 nodes which are marked as disregarding inline limits.
1297 (cgraph_decide_recursive_inlining): Do not perform recursive
1298 inlining on always-inline nodes.
1300 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1303 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1304 for exprs satisfying handled_component_p.
1306 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1308 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1309 non-constant aggregate elements.
1311 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1312 is a real initialization.
1314 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1317 * c-decl.c (start_function): Move forward check for nested function.
1319 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1321 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1322 * config/sh/sh.c: Include reload.h.
1323 (sh_legitimize_reload_address): New.
1324 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1325 sh_legitimize_reload_address.
1327 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1329 * config/sh/sh.md (*movqi_pop): New insn pattern.
1330 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1332 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/i386.md (any_shiftrt): New code iterator.
1335 (shiftrt_insn): New code attribute.
1337 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1338 using any_shiftrt code iterator.
1339 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1340 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1341 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1342 pattern from corresponding peephole2 patterns.
1343 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1344 using any_shiftrt code iterator.
1345 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1346 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1347 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1348 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1349 *{ashr,lshr}<mode>3_cmp_zext.
1350 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1352 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1356 (*lshr<mode>3_cconly): Ditto.
1358 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1360 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1361 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1362 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1363 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1365 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1366 from corresponding peephole2 patterns.
1367 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1368 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1369 and *lshrdi3_1_rex64 using SWI mode iterator.
1370 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1371 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1372 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1373 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1374 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1375 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1376 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1377 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1378 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1381 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1383 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1384 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1385 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1386 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1388 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1389 from corresponding peephole2 patterns.
1390 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1391 (ashrsi3_cvt): Rename from ashrsi3_31.
1392 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1393 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1394 and x86_64_shift_adj_3 using SWI48 mode iterator.
1395 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1396 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1397 and *ashrdi3_1_rex64 using SWI mode iterator.
1398 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1399 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1400 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1401 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1402 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1403 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1404 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1405 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1406 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1408 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1409 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1410 x86_shift<mode>_adj_3 expanders.
1412 2010-04-10 Wei Guozhi <carrot@google.com>
1415 * config/arm/arm.c (arm_pic_static_addr): New function.
1416 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1418 (arm_output_addr_const_extra): Output expression for new pattern.
1419 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1421 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1423 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1426 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1427 * web.c: Include "insn-config.h" and "recog.h".
1428 (union_match_dups): New function.
1429 (web_main): Call it.
1430 (union_defs): Don't try to recognize match_dups.
1432 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1433 if doing so would replace the entire pattern.
1435 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1440 and splitter pattern. Change splitter operand 1 predicate to
1443 2010-04-09 Martin Jambor <mjambor@suse.cz>
1445 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1446 lattices are addresses of CONST_DECLs with the same initial value.
1447 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1448 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1450 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1451 Bernd Schmidt <bernds@codesourcery.com>
1453 * loop-invariant.c (replace_uses): New static function.
1454 (move_invariant_reg): Use it to ensure we can replace the uses.
1456 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1458 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1460 (picochip_override_options): Enable section anchors only above -O1.
1461 (picochip_reorg): Fixed a couple of build warnings.
1463 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1465 * configure.ac (plugin -rdynamic test): Log result.
1466 * configure: Regenerate.
1467 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1468 (RDYNAMIC_SPEC): Define.
1469 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1471 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1473 * configure.ac: Determine Sun ld version numbers.
1474 (comdat_group): Restrict GNU ld version checks to gld.
1475 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1476 (enable_comdat): Support --enable-comdat.
1477 * configure: Regenerate.
1478 * doc/install.texi (Configuration): Document --enable-comdat.
1480 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1482 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1483 * config/sol2-gld.h: ... here.
1484 * config.gcc (sparc*-*-solaris2*): Reflect this.
1485 (i[34567]86-*-solaris2*): Use it.
1487 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1489 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1491 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1493 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1496 * diagnostic.c (diagnostic_initialize): Initialize
1497 some_warnings_are_errors.
1498 (diagnostic_finish): New.
1499 (diagnostic_action_after_output): Call it before exiting.
1500 (diagnostic_report_diagnostic): Do not print message here. Set
1501 some_warnings_are_errors.
1502 * diagnostic.h (diagnostic_context): Delete
1503 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1504 (diagnostic_finish): Declare.
1505 * toplev.c (toplev_main): Call it before exit.
1507 2010-04-09 Jason Merrill <jason@redhat.com>
1510 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1511 for incomplete type.
1514 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1515 based on a warning flag.
1517 2010-04-09 Richard Guenther <rguenther@suse.de>
1519 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1521 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1524 * varasm.c (default_assemble_visibility): Wrap vars that are
1525 set, but unused, by targets without GAS.
1526 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1527 Remove set, but unused, vars.
1528 (rs6000_legitimize_tls_address): Likewise.
1529 (altivec_expand_dst_builtin): Likewise.
1530 * config/darwin.c (machopic_classify_symbol): Likewise.
1531 (machopic_indirection_name): Likewise.
1533 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (DWI): New mode iterator.
1536 (S): New mode attribute.
1537 (shift_operand): Ditto.
1538 (shift_immediate_operand): Ditto.
1539 (ashl_input_operand): Ditto.
1540 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1541 using SDWIM mode iterator.
1542 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1543 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1545 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1546 from corresponding peephole2 patterns.
1547 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1548 and x86_64_shift_adj_1 using SWI48 mode iterator.
1549 (x86_shift<mode>_adj_2): Ditto.
1550 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1551 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1552 using SWI48 mode iterator.
1553 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1554 *ashldi3_cmp_rex64 using SWI mode iterator.
1555 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1556 *ashldi3_cconly_rex64 using SWI mode iterator.
1557 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1558 x86_shift<mode>_adj_{1,2}.
1559 (ix86_split_ashr): Ditto.
1560 (ix86_split_lshr): Ditto.
1562 2010-04-09 Richard Guenther <rguenther@suse.de>
1564 * target.h (builtin_conversion): Pass in input and output types.
1565 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1566 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1567 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1568 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1570 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1572 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1574 2010-04-09 Richard Guenther <rguenther@suse.de>
1577 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1579 2010-04-09 Richard Guenther <rguenther@suse.de>
1581 * tree-vectorizer.h (struct _stmt_vec_info): Document
1582 that vectype is the type of the LHS.
1583 (supportable_widening_operation, supportable_narrowing_operation):
1584 Get both input and output vector types as arguments.
1585 (vect_is_simple_use_1): Declare.
1586 (get_same_sized_vectype): Likewise.
1587 * tree-vect-loop.c (vect_determine_vectorization_factor):
1588 Set STMT_VINFO_VECTYPE to the vector type of the def.
1589 (vectorizable_reduction): Adjust.
1590 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1591 Adjust. Specify the output vector type.
1592 (vect_pattern_recog_1): Adjust.
1593 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1594 (vectorizable_call): Adjust.
1595 (vectorizable_conversion): Likewise.
1596 (vectorizable_operation): Likewise.
1597 (vectorizable_type_demotion): Likewise.
1598 (vectorizable_type_promotion): Likewise.
1599 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1601 (vect_is_simple_use_1): New function.
1602 (supportable_widening_operation): Get both input and output
1604 (supportable_narrowing_operation): Likewise.
1605 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1607 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1609 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1610 __thiscall and _thiscall as predefined macros.
1611 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1612 thiscall attribute handling.
1613 (ix86_comp_type_attributes): Likewise.
1614 (ix86_function_regparm): Likewise.
1615 (ix86_return_pops_args): Likewise.
1616 (init_cumulative_args): Likewise.
1617 (find_drap_reg): Likewise.
1618 (ix86_static_chain): Likewise.
1619 (x86_this_parameter): Likewise.
1620 (x86_output_mi_thunk): Likewise.
1621 (ix86_attribute_table): Add description for thiscall attribute.
1622 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1623 * doc/extend.texi: Add documentation for thiscall.
1625 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1628 * c.opt (Wint-to-pointer-cast): Available in C++.
1629 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1631 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1633 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1634 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1635 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1636 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1637 function type instead. Reorder and simplify checks.
1639 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1641 2010-04-08 Jing Yu <jingyu@google.com>
1642 Zdenek Dvorak <ook@ucw.cz>
1644 PR tree-optimization/42720
1645 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1646 loop unswitch conditions here from ...
1647 (tree_unswitch_single_loop): ... here.
1649 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1651 * tree-if-conv.c: Fix comments and simplify logic.
1653 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1655 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1656 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1657 (main_tree_if_conversion): Update call to tree_if_conversion.
1659 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1662 * doc/invoke.texi (-b,-V): Delete.
1663 * doc/tm.texi: Do not mention -b.
1664 * gcc.c (display_help): Delete -b and -V.
1665 (process_command): Delete -b and -V.
1666 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1668 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1669 Wolfgang Gellerich <gellerich@de.ibm.com>
1671 Implement target hook for loop unrolling
1672 * target.h (loop_unroll_adjust): Add a new target hook function.
1673 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1674 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1675 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1676 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1677 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1679 (decide_unroll_stupid): Likewise.
1681 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1686 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1688 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1689 (Specific, *-*-solaris2*): Likewise.
1690 Don't prefer Sun as over GNU as.
1692 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1694 * config/s390/s390.c (override_options): Adjust the z10
1695 defaults for max-unroll-times, max-completely-peeled-insns
1696 and max-completely-peel-times.
1698 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1700 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1701 instructions for z10.
1702 (s390_expand_setmem): Likewise.
1703 (s390_expand_cmpmem): Likewise.
1705 2010-04-08 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/43679
1708 * tree-ssa-pre.c (eliminate): Only propagate copies.
1710 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1713 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1714 set but not used variable warning.
1716 2010-04-08 Wei Guozhi <carrot@google.com>
1719 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1720 (arm_size_rtx_costs): Call the new function when optimized for size.
1722 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1725 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1726 op0 is not a MEM, just return NULL instead of assertion
1728 (discover_nonconstant_array_refs): Don't walk debug stmts.
1730 2010-04-08 Doug Kwan <dougkwan@google.com>
1732 * configure.ac: Recognize gold and do not use its version number
1733 to test ld features.
1734 * configure: Regenerate.
1736 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1739 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1740 (negate_value): Move code to push elements to broken_up_substracts ...
1741 (eliminate_plus_minus_pair): ... here. Push operands that have no
1742 negative pair to plus_negates.
1743 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1745 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1747 * doc/install.texi (Configuration): Move description of
1748 --enable-lto, --with-libelf*, --enable-gold from Java section to
1751 * doc/generic.texi (Working with declarations)
1752 (Function Properties, C and C++ Trees): Fix typos.
1753 * doc/sourcebuild.texi (Top Level): Likewise.
1755 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1758 * tree.h (DECL_READ_P): Define.
1759 (struct tree_decl_common): Add decl_read_flag.
1760 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1761 a set but not used warning.
1762 (merge_decls): Merge DECL_READ_P flag.
1763 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1764 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1765 * c-common.c (handle_used_attribute, handle_unused_attribute):
1767 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1769 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1771 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1772 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1773 c_parser_binary_expression, c_parser_cast_expression,
1774 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1775 Call default_function_array_read_conversion instead of
1776 default_function_array_conversion where needed.
1777 (c_parser_unary_expression, c_parser_conditional_expression,
1778 c_parser_postfix_expression_after_primary, c_parser_initelt):
1779 Likewise. Call mark_exp_read where needed.
1780 (c_parser_statement_after_labels, c_parser_asm_operands,
1781 c_parser_typeof_specifier, c_parser_sizeof_expression,
1782 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1784 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1786 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1787 (warn_unused_but_set_parameter): Default to warn_unused
1789 * doc/invoke.texi: Document -Wunused-but-set-variable and
1790 -Wunused-but-set-parameter.
1792 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1793 used count variable.
1794 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1795 when operandN variables aren't used in the body of the expander
1797 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1798 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1799 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1800 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1801 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1802 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1803 * tree.c (PROCESS_ARG): Likewise.
1805 2010-04-07 Simon Baldwin <simonb@google.com>
1807 * diagnostic.h (diagnostic_override_option_index): New macro to
1808 set a diagnostic's option_index.
1809 * c-tree.h (c_cpp_error): Add warning reason argument.
1810 * opts.c (_warning_as_error_callback): New.
1811 (register_warning_as_error_callback): Store callback for
1812 warnings enabled via enable_warning_as_error.
1813 (enable_warning_as_error): Call callback, minor code tidy.
1814 * opts.h (register_warning_as_error_callback): Declare.
1815 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1816 response to -Werror=.
1817 (c_common_init_options): Register warning_as_error_callback in opts.c.
1818 * common.opt: Add -Wno-cpp option.
1819 * c-common.c (struct reason_option_codes_t): Map cpp warning
1820 reason codes to gcc option indexes.
1821 * (c_option_controlling_cpp_error): New function, lookup the gcc
1822 option index for a cpp warning reason code.
1823 * (c_cpp_error): Add warning reason argument, call
1824 c_option_controlling_cpp_error for diagnostic_override_option_index.
1825 * doc/invoke.texi: Document -Wno-cpp.
1827 2010-04-07 Richard Guenther <rguenther@suse.de>
1829 * ipa-reference.c (mark_load): Use get_base_address.
1830 (mark_store): Likewise.
1832 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1833 inserting GIMPLE_NOPs into the IL.
1834 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1835 Explicitly strip handled components and indirect references.
1837 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1838 folding address expressions.
1839 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1840 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1841 operand_equal_p to compare decls.
1842 (ptr_deref_may_alias_decl_p): Likewise.
1843 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1844 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1845 Handle reversed comparison ops.
1846 * tree-sra.c (asm_visit_addr): Use get_base_address.
1847 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1848 * ipa-reference.c (mark_address): Use get_base_address.
1850 2010-04-07 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1853 Propagate constants everywhere.
1855 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1858 * tree.c (MAX_INT_CACHED_PREC): Define.
1859 (nonstandard_integer_type_cache): New array.
1860 (build_nonstandard_integer_type): Cache results for precision
1861 <= MAX_INT_CACHED_PREC.
1863 2010-04-07 Richard Guenther <rguenther@suse.de>
1865 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1866 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1867 * common.opt: Likewise.
1868 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1869 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1870 (nonoverlapping_memrefs_p): Likewise.
1871 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1872 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1873 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1874 OPT_fargument_noalias_global for backward compatibility.
1876 2010-04-07 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/43270
1879 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1880 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1881 * tree-ssa-pre.c (phi_translate_1): Adjust.
1882 (fully_constant_expression): Split out vn_reference handling to ...
1883 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1884 Fold reads from constant strings.
1885 (vn_reference_lookup): Handle fully constant references.
1886 (vn_reference_lookup_pieces): Likewise.
1887 * Makefile.in (expmed.o-warn): Add -Wno-error.
1889 2010-04-07 Martin Jambor <mjambor@suse.cz>
1891 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1893 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1896 * gcc.c: Add -static-libstdc++ to list of recognized options.
1898 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1900 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1902 2010-04-07 Richard Guenther <rguenther@suse.de>
1905 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1906 bases build simple mem attributes to retain points-to information.
1908 2010-04-07 Richard Guenther <rguenther@suse.de>
1911 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1912 preserve points-to related information.
1914 2010-04-07 Richard Guenther <rguenther@suse.de>
1917 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1918 discard plain indirect references.
1919 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1920 * tree.c (tree_nop_conversion): Likewise.
1922 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1925 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1927 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1929 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1930 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1932 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1934 * tree-if-conv.c: Fix indentation and comments.
1936 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1938 * tree-if-conv.c: Sort static functions in topological order.
1940 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1942 * tree-if-conv.c: Fix indentation and comments.
1944 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1947 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1948 lang_hooks.types.type_for_size instead of
1949 build_nonstandard_integer_type.
1950 When converting an unsigned type to signed, double its precision.
1951 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1952 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1953 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1956 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1959 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1960 POINTER_PLUS_EXPR for pointer types.
1962 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1965 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1966 * graphite-clast-to-gimple.c: Include langhooks.h.
1967 (max_signed_precision_type): New.
1968 (max_precision_type): Takes two types as arguments.
1969 (precision_for_value): New.
1970 (precision_for_interval): New.
1971 (gcc_type_for_interval): New.
1972 (gcc_type_for_value): New.
1973 (gcc_type_for_clast_term): New.
1974 (gcc_type_for_clast_red): New.
1975 (gcc_type_for_clast_bin): New.
1976 (gcc_type_for_clast_expr): Split up into several functions.
1977 (gcc_type_for_clast_eq): Rewritten.
1978 (compute_bounds_for_level): New.
1979 (compute_type_for_level_1): New.
1980 (compute_type_for_level): New.
1981 (gcc_type_for_cloog_iv): Removed.
1982 (gcc_type_for_iv_of_clast_loop): Rewritten.
1983 (graphite_create_new_loop): Compute the lower and upper bound types
1984 with gcc_type_for_clast_expr.
1985 (graphite_create_new_loop_guard): Same.
1986 (find_cloog_iv_in_expr): Removed.
1987 (compute_cloog_iv_types_1): Removed.
1988 (compute_cloog_iv_types): Removed.
1989 (gloog): Do not call compute_cloog_iv_types.
1990 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1992 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1993 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1994 (GBB_CLOOG_IV_TYPES): Removed.
1996 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1998 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1999 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2000 (detect_commutative_reduction): Same.
2002 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2004 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2005 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2007 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2008 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2009 (rewrite_commutative_reductions_out_of_ssa): Same.
2010 * passes.c (execute_function_todo): Call verify_ssa for every pass
2011 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2012 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2013 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2014 with an extra argument.
2015 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2016 verify_ssa only when the extra argument is true.
2017 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2018 with an extra argument.
2019 (tree_transform_and_unroll_loop): Same.
2021 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2023 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2024 for all the passes of the LNO having LOOP_CLOSED_SSA.
2025 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2026 * tree-loop-distribution.c (pass_loop_distribution): Same.
2027 * tree-pass.h (TODO_verify_loops): Removed.
2028 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2030 (pass_tree_unswitch): Same.
2031 (pass_predcom): Same.
2032 (pass_vectorize): Same.
2033 (pass_linear_transform): Same.
2034 (pass_graphite_transforms): Same.
2035 (pass_iv_canon): Same.
2036 (pass_complete_unroll): Same.
2037 (pass_complete_unrolli): Same.
2038 (pass_parallelize_loops): Same.
2039 (pass_loop_prefetch): Same.
2040 (pass_iv_optimize): Same.
2042 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2045 * passes.c (init_optimization_passes): Move pass_lim before
2046 pass_copy_prop and pass_dce_loop.
2048 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2051 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2052 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2053 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2054 MULTI_* defines for 4 argument vpermil2p* builtins.
2056 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2059 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2060 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2061 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2062 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2063 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2064 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2065 Use x86_maybe_negate_const_int to output insn mnemonic.
2066 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2067 check from instruction predicate. Update comments.
2068 * config/i386/sync.md (sync_add<mode>): Use
2069 x86_maybe_negate_const_int to output insn mnemonic.
2071 2010-04-06 Jan Hubicka <jh@suse.cz>
2073 PR tree-optimization/42906
2074 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2075 IGNORE_SELF argument. Set visited_control_parents for fully
2077 (find_obviously_necessary_stmts): Update call of
2078 mark_control_dependent_edges_necessary.
2079 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2081 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2083 * config/i386/i386.md: Remove comment about 'e' and 'E'
2086 2010-04-06 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/43627
2089 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2090 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2093 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2095 * BASE-VER: Change to 4.6.0.
2098 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2101 2010-04-06 Richard Guenther <rguenther@suse.de>
2104 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2106 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2108 * doc/invoke.texi (Optimize Options): Document that LTO
2109 won't remove object access purely due to incompatible
2112 2010-04-04 Matthias Klose <doko@ubuntu.com>
2114 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2115 Initialize variable.
2117 2010-04-03 Richard Guenther <rguenther@suse.de>
2120 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2121 require a non-NULL MEM_OFFSET.
2123 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2125 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2126 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2127 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2128 config/alpha/predicates.md, config/arm/arm.md,
2129 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2130 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2131 config/darwin9.h, config/darwin.c, config/darwin.h,
2132 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2133 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2134 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2135 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2136 config/mips/mips.md, config/mn10300/mn10300.c,
2137 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2138 config/rs6000/aix.h, config/rs6000/dfp.md,
2139 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2140 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2141 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2142 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2143 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2144 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2145 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2146 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2147 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2148 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2149 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2150 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2151 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2152 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2153 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2154 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2155 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2156 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2157 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2158 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2159 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2160 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2161 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2162 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2163 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2164 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2165 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2166 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2167 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2168 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2169 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2170 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2171 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2172 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2173 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2174 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2176 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2179 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2180 * aclocal.m4: Regenerate.
2182 2010-04-02 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/43629
2185 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2186 if we have seen a constant value.
2188 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2190 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2192 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2195 * arm.c (legitimize_tls_address): Adjust call to
2196 gen_tls_load_dot_plus_four.
2197 (arm_note_pic_base): New function.
2198 (arm_cannot_copy_insn_p): Use it.
2199 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2202 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2207 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2209 * Makefile.in ($(out_object_file)): Depend on
2210 gt-$(basename $(notdir $(out_file))).h.
2212 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2214 * config.gcc (lm32-*-rtems*): Add t-lm32.
2216 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2218 * config.gcc: Add lm32-*-rtems*.
2219 * config/lm32/rtems.h: New file.
2221 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2224 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2226 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2228 * dwarf2out.c (output_compilation_unit_header): For
2229 -gdwarf-4 use version 4 instead of version 3.
2230 (output_line_info): For version 4 and above emit additional
2231 maximum ops per insn header field.
2232 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2234 * dwarf2out.c (is_c_family, is_java): Remove.
2235 (lower_bound_default): New function.
2236 (add_bound_info, gen_descr_array_type_die): Use it.
2238 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2241 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2242 re-declaration when it happens in a function.
2244 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2246 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2247 (cgraph_remove_function_insertion_hook): Same.
2248 (cgraph_call_function_insertion_hooks): Same.
2250 2010-04-01 Richard Guenther <rguenther@suse.de>
2253 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2254 and TREE_THIS_VOLATILE.
2255 (copy_ref_info): Likewise.
2256 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2257 * tree.c (build6_stat): Ignore side-effects of all but arg5
2258 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2261 2010-04-01 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/43607
2264 * ipa-type-escape.c (check_call): Do not access non-existing
2267 2010-04-01 Richard Guenther <rguenther@suse.de>
2271 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2272 Jack Howarth <howarth@bromo.med.uc.edu>
2274 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2277 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2279 * doc/install.texi (Prerequisites): Document libelf usability on
2280 IRIX 5/6 and Solaris 2.
2281 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2282 Update GNU as, GNU ld requirements.
2283 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2284 Document Sun Studio compiler download.
2285 Update and simplify as, ld recommendations.
2286 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2288 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2290 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2291 with_tune_32 to pentium4.
2293 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2297 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2299 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2300 obsoletion, removal.
2302 Document GNU as requirement.
2303 Update configure requirements.
2304 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2305 Recomment IRIX 6.5.18+.
2306 Document IDF/IDL requirement.
2307 Document GNU as requirement.
2308 Document GNU ld bootstrap failure.
2309 Remove freeware.sgi.com reference.
2311 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2313 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2314 UNIX V4.0, V5.0 obsoletion, removal.
2315 Remove --with-gc=simple reference.
2316 Update VM requirements during bootstrap.
2317 Remove -oldas bootstrap description.
2318 Update binutils reference.
2319 Remove comparison failure note.
2321 2010-03-31 Richard Guenther <rguenther@suse.de>
2322 Zdenek Dvorak <ook@ucw.cz>
2323 Sebastian Pop <sebastian.pop@amd.com>
2326 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2327 with multiple arguments.
2328 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2330 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2332 * graphite-dependences.c (print_pddr): Call print_pdr with an
2334 * graphite-poly.c (debug_pdr): Add an extra argument for the
2337 (print_pbb_domain): Same.
2339 (print_scop_context): Same.
2341 (print_cloog): Same.
2342 (debug_pbb_domain): Same.
2346 (debug_scop_context): Same.
2348 (debug_cloog): Same.
2349 (print_scop_params): Same.
2350 (debug_scop_params): Same.
2351 (print_iteration_domain): Same.
2352 (print_iteration_domains): Same.
2353 (debug_iteration_domain): Same.
2354 (debug_iteration_domains): Same.
2355 (print_scattering_function): Same.
2356 (print_scattering_functions): Same.
2357 (debug_scattering_function): Same.
2358 (debug_scattering_functions): Same.
2359 * graphite-poly.h (debug_pdr): Update declaration.
2361 (print_pbb_domain): Same.
2363 (print_scop_context): Same.
2365 (print_cloog): Same.
2366 (debug_pbb_domain): Same.
2370 (debug_scop_context): Same.
2372 (debug_cloog): Same.
2373 (print_scop_params): Same.
2374 (debug_scop_params): Same.
2375 (print_iteration_domain): Same.
2376 (print_iteration_domains): Same.
2377 (debug_iteration_domain): Same.
2378 (debug_iteration_domains): Same.
2379 (print_scattering_function): Same.
2380 (print_scattering_functions): Same.
2381 (debug_scattering_function): Same.
2382 (debug_scattering_functions): Same.
2384 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2386 * graphite-poly.c (print_scattering_function_1): New.
2387 (print_scattering_function): Call it.
2388 (print_scop_params): Remove spaces at the end of lines.
2391 * graphite-poly.h (print_cloog): Declared.
2392 (debug_cloog): Declared.
2394 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2396 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2398 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2399 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2400 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2401 to switch between adding the IV bump in loop->latch or in loop->header.
2403 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2405 * graphite-poly.c (print_scattering_function): Pretty print following
2408 (print_pbb_domain): Same.
2409 (dump_gbb_cases): Same.
2410 (dump_gbb_conditions): Same.
2413 (print_scop_params): Same.
2414 (print_scop_context): Same.
2416 (print_pbb_body): New.
2417 (lst_indent_to): New.
2418 (print_lst): Start new lines with a #.
2419 * graphite-poly.h (pbb_bb): New.
2420 (pbb_index): Use pbb_bb.
2421 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2423 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2425 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2427 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2428 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2429 and 0 instead of 1 for dw_val_class_flag.
2430 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2431 dw_val_class_range_list, dw_val_class_loc_list,
2432 dw_val_class_lineptr and dw_val_class_macptr, use
2433 DW_FORM_flag_present for dw_val_class_flag and
2434 DW_FORM_exprloc for dw_val_class_loc.
2435 (output_die): For -gdwarf-4 print dw_val_class_loc
2436 size as uleb128 instead of 1 or 2 bytes and don't print
2437 anything for dw_val_class_flag.
2439 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2440 instead of cselib_lookup following by tweaking locs->setting_insn.
2443 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2444 even before returning from label, setjmp call or volatile asm
2447 2010-03-31 Richard Guenther <rguenther@suse.de>
2450 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2451 temporary data on stack.
2453 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2456 (PUSHSECTION_ASM_OP): Remove.
2457 (POPSECTION_ASM_OP): Remove.
2458 (PUSHSECTION_FORMAT): Remove.
2459 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2460 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2461 * config/sol2.c (solaris_output_init_fini): Use it.
2463 2010-03-31 Jie Zhang <jie@codesourcery.com>
2466 * opt-functions.awk (var_type_struct): Use signed char type
2467 for simple variables.
2469 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2471 * config/sol2.c: Include output.h.
2472 (solaris_assemble_visibility): New function.
2473 * config/t-sol2 (sol2.o): Add output.h dependency.
2474 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2475 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2478 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2481 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2482 V2SImode or XFmode on PRE_DEC.
2485 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2488 2010-03-31 Jie Zhang <jie@codesourcery.com>
2491 * reload.h (caller_save_initialized_p): Declare.
2492 * toplev.c (backend_init_target): Don't call
2493 init_caller_save but set caller_save_initialized_p to false.
2494 * caller-save.c (caller_save_initialized_p): Define.
2495 (init_caller_save): Check caller_save_initialized_p.
2496 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2498 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2501 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2502 and soft-fp/t-softfp to tmake_file.
2503 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2504 (LIBGCC2_TF_CEXT): Define.
2507 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2510 * cselib.c (n_useless_values): Document handling of debug locs.
2511 (n_useless_debug_values, n_debug_values): New variables.
2512 (new_elt_loc_list): Don't add to debug values, keep count.
2513 (promote_debug_loc): New.
2514 (cselib_reset_table): Zero new variables.
2515 (entry_and_rtx_equal_p): Promote debug locs.
2516 (discard_useless_locs): Increment n_useless_debug_values for
2518 (remove_useless_values): Adjust n_useless_values and n_debug_values
2519 with n_useless_debug_values.
2520 (add_mem_for_addr): Promote debug locs.
2521 (cselib_lookup_mem): Likewise.
2522 (cselib_lookup_addr): Renamed to...
2523 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2524 (cselib_log_lookup): ... this. Turn into...
2525 (cselib_lookup_addr): ... new wrapper.
2526 (cselib_lookup_from_insn): New.
2527 (cselib_invalidate_regno): Increment n_useless_debug_values for
2529 (cselib_invalidate_mem): Likewise.
2530 (cselib_process_insn): Take n_deleted and n_debug_values into
2531 account to guard remove_useless_value call.
2532 (cselib_finish): Zero n_useless_debug_values.
2533 * cselib.h (cselib_lookup_from_insn): Declare.
2534 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2535 (sched_analyze_2): Likewise.
2537 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2539 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2541 (adjust_mems): Replace narrowing SUBREG of expression containing
2542 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2543 with operations in the narrower mode.
2546 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2547 regs_invalidated_by_call instead all call_used_reg_set registers.
2549 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2552 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2553 pointer comparisons with types_compatible_p.
2554 * tree-vect-stmts.c (vectorizable_call): Same.
2555 (vectorizable_condition): Same.
2557 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2559 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2560 stack check if the mask would be zero.
2562 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2563 Jack Howarth <howarth@bromo.med.uc.edu>
2565 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2568 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2571 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2573 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2574 Include ___unordxf2 and ___unordtf2.
2575 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2578 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2580 * config/lm32/t-lm32: New file.
2581 * config.gcc: Use the above file when targetting lm32.
2583 2010-03-28 Duncan Sands <baldrick@free.fr>
2585 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2587 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2590 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2591 Improve vectorization cost model diagnostic.
2593 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2596 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2597 compute_data_dependences_for_loop returns false, early exit
2598 and output an extra diagnostic for the failed data reference
2601 2010-03-29 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/43560
2604 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2605 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2607 2010-03-29 Jie Zhang <jie@codesourcery.com>
2610 * toplev.c (process_options): Set optimization_default_node
2611 and optimization_current_node.
2612 * opts.c (decode_options): Don't set optimization_default_node
2613 and optimization_current_node.
2615 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2617 * config/rtems.h: Abandon -qrtems_debug.
2619 2010-03-28 Jan Hubicka <jh@suse.cz>
2621 PR tree-optimization/43505
2622 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2623 map should not be copied.
2625 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2628 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2629 cdtors, set DECL_PRESERVE_P.
2630 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2633 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2635 PR tree-optimization/43528
2636 * stor-layout.c (place_field): Check that constant fits into
2637 unsigned HWI when skipping calculation of MS bitfield layout.
2639 2010-03-27 Jan Hubicka <jh@suse.cz>
2642 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2643 notice_global_symbol work.
2645 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2647 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2648 instead of dwarf2out_decl.
2649 (struct var_loc_node): Remove section_label field.
2650 (dwarf2out_function_decl): New function.
2651 (dwarf2out_var_location): Don't set section_label field.
2652 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2654 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2656 PR tree-optimization/43544
2657 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2658 First argument for builtin vectorized function hook is now a
2659 tree to be able to distinguish between machine specific and
2661 * targhooks.c (default_builtin_vectorized_function): Ditto.
2662 * targhooks.h (default_builtin_vectorized_function): Ditto.
2663 * target.h (struct gcc_target): Ditto.
2664 * tree-vect-stmts.c (vectorizable_function): Ditto.
2665 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2666 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2669 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2672 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2673 nested binding iff it is a FUNCTION_DECL.
2674 (store_parm_decls_newstyle): Pass nested=true to bind for
2675 FUNCTION_DECLs amongst parameters.
2677 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2679 * var-tracking.c (vt_expand_loc_callback): Don't run
2680 cselib_expand_value_rtx_cb in dummy mode if
2681 cselib_dummy_expand_value_rtx_cb returned false.
2683 * var-tracking.c (emit_note_insn_var_location): For one part
2684 notes with offset 0, don't add EXPR_LIST around the location.
2685 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2686 add_location_or_const_value_attribute): Adjust for that change.
2689 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2690 into first operand and location into second.
2691 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2692 dw_cfi_oprnd_loc for DW_CFA_expression.
2693 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2694 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2695 assume first argument is regnum and second argument is location.
2697 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2700 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2701 of scratch register to DImode. Split to DImode comparison operator.
2702 Use SImode subreg of scratch register in the multiplication.
2703 (*cmp_sadd_sidi): Ditto.
2704 (*cmp_ssub_si): Ditto.
2705 (*cmp_ssub_sidi): Ditto.
2707 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2711 Remove invalid assert and wrong comment.
2713 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2716 * flags.h (final_insns_dump_p): New extern.
2717 * final.c (final_insns_dump_p): New variable.
2718 (rest_of_clean_state): Set it before -fdump-final-insns=
2719 dumping, clear afterwards.
2720 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2721 MEM_ALIAS_SET on MEMs.
2723 2010-03-26 David S. Miller <davem@davemloft.net>
2725 * configure.ac: Fix sparc GOTDATA_OP bug check.
2726 * configure: Rebuild.
2728 2010-03-26 Alan Modra <amodra@gmail.com>
2730 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2732 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2734 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2735 TLS_SECTION_ASM_FLAG.
2737 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2740 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2741 Clear first_function_block_is_cold.
2744 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2745 argument if the argument is truth_value_p.
2747 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2749 * config/rs6000/constraints.md: Update copyright year for my changes.
2752 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2753 used in reg+reg addressing, swap registers.
2755 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2758 * target.h (struct gcc_target): Add code_end hook.
2759 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2761 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2762 * toplev.c (compile_file): Call targetm.asm_out.code_end
2763 hook before unwind info/debug info output.
2764 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2765 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2766 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2767 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2768 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2769 * config/i386/i386.c (ix86_file_end): Renamed to...
2770 (ix86_code_end): ... this. Make static. Don't call
2771 file_end_indicate_exec_stack. Emit unwind info using
2772 final_start_function/final_end_function.
2773 (darwin_x86_file_end): Remove.
2774 (TARGET_ASM_CODE_END): Define.
2775 * config/i386/i386.h (TARGET_ASM_FILE_END,
2776 NEED_INDICATE_EXEC_STACK): Don't define.
2777 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2778 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2779 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2780 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2783 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2784 at the beginning and final_end_function at the end.
2785 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2787 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2789 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2790 and Sun as TLS syntax.
2791 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2792 * configure: Regenerate.
2793 * config.in: Regenerate.
2794 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2795 (default_elf_asm_named_section): Use it.
2796 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2797 (i386_output_dwarf_dtprel): Likewise.
2798 (output_addr_const_extra): Likewise.
2799 (output_pic_addr_const): Lowercase @GOTTPOFF.
2800 (output_addr_const_extra): Likewise.
2801 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2802 (output_addr_const_extra): Likewise.
2803 (output_pic_addr_const): Lowercase @INDNTPOFF.
2804 (output_addr_const_extra): Likewise.
2805 (output_pic_addr_const): Lowercase @NTPOFF.
2806 (output_addr_const_extra): Likewise.
2807 (output_pic_addr_const): Lowercase @TPOFF.
2808 (output_addr_const_extra): Likewise.
2809 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2810 (*tls_global_dynamic_64): Likewise.
2811 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2812 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2814 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2815 (ASM_OUTPUT_TLS_COMMON): Use it.
2816 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2819 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2820 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2821 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2822 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2823 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2824 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2826 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2828 * config/i386/i386.c (override_options): Don't accept
2829 -mtls-dialect=sun any longer.
2830 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2831 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2832 (*tls_local_dynamic_base_32_sun): Likewise.
2833 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2835 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2838 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2839 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2842 * ira.c (adjust_cleared_regs): New function.
2843 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2847 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2849 * expr.c (expand_expr_real): Restore previous
2850 curr_insn_source_location and curr_insn_block after
2851 expand_expr_real_1 call.
2852 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2853 instead of expand_expr_real_1.
2855 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2857 PR rtl-optimization/43413
2858 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2861 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2864 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2865 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2867 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/i386.c (ix86_target_string): Add -mfma.
2870 Fix a typo in comment.
2872 2010-03-22 Mike Stump <mikestump@comcast.net>
2875 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2876 Don't overly align based upon packed packed fields.
2878 2010-03-22 Jason Merrill <jason@redhat.com>
2880 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2881 Use () rather than [], and move before the element type.
2883 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2885 * doc/configfiles.texi (Configuration Files): Removed
2886 fixinc/Makefile*, intl/Makefile.*.
2887 * doc/makefile.texi: Fixed markup. Abstract from version
2888 control system used.
2889 (Makefile): Removed obsolete gcc/java/parse.y example.
2890 * doc/sourcebuild.texi: Likewise.
2891 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2892 libgomp, libssp. Removed fastjar.
2893 (Miscellaneous Docs): Clarify location.
2894 Added COPYING3, COPYING3.LIB.
2895 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2897 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2900 * config/i386/i386.c (x86_function_profiler)
2901 [!NO_PROFILE_COUNTERS]: Fix typo.
2902 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2905 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2906 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2908 * doc/sourcebuild.texi (Test Directives): Split into six
2909 subsections, with most of the current text in new subsections
2910 Directives, Selectors, and Final Actions.
2911 (Directives): Split list of test directives into multiple
2913 (Selectors): Describe use and syntax of selectors.
2914 (Effective-Target Keywords): Describe all existing keywords.
2915 (Add Options): Describe features for dg-add-options.
2916 (Require Support): Describe variants of dg-require-support.
2917 (Final Actions): Describe commands to use in dg-final.
2919 2010-03-22 Michael Matz <matz@suse.de>
2922 * recog.c (validate_replace_rtx_group): Replace also in
2923 REG_EQUAL and REG_EQUIV notes.
2925 2010-03-22 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/43390
2928 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2929 sure vector extracts are type correct.
2931 2010-03-22 Richard Guenther <rguenther@suse.de>
2934 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2935 x * sqrt (x) even when optimizing for size if the target
2936 has native support for sqrt.
2938 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2940 * varasm.c (make_decl_rtl_for_debug): Also clear
2941 flag_mudflap for the duration of make_decl_rtl call.
2944 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2945 locs from preserved VALUEs.
2947 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2950 * pa.md (movmemsi): Set align to one if zero.
2951 (movmemdi): Likewise.
2953 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2956 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2957 with their corresponding prologue pushes.
2959 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2962 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2963 at the begining or end.
2964 (spu_expand_epilogue): Likewise.
2966 2010-03-20 Richard Guenther <rguenther@suse.de>
2968 PR rtl-optimization/43438
2969 * combine.c (make_extraction): Properly zero-/sign-extend an
2970 extraction of the low part of a CONST_INT. Also handle
2973 2010-03-19 Mike Stump <mikestump@comcast.net>
2975 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2976 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2977 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2979 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2982 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2985 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2987 PR rtl-optimization/42258
2988 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2989 use that may match DEF.
2992 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2993 the cost of loading the constant rather than assuming
2995 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2996 outer code is AND, do the same tests as the andsi3 expander and
2997 return COSTS_N_INSNS (1) if and is cheap.
2999 * optabs.c (avoid_expensive_constant): Fix formatting.
3001 2010-03-19 Michael Matz <matz@suse.de>
3004 * attribs.c (decl_attributes): When rebuilding a function pointer
3005 type use the same qualifiers as the original pointer type.
3007 2010-03-19 Martin Jambor <mjambor@suse.cz>
3009 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3010 and is_gimple_ip_invariant_address.
3012 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3015 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3017 * config/arm/arm.c (arm_override_options): Turn off
3018 flag_dwarf2_cfi_asm for AAPCS variants.
3020 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3023 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3024 Use PRE_MODIFY instead of PRE_DEC.
3025 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3026 (vfp_emit_fstmd): Likewise.
3028 2010-03-19 Michael Matz <matz@suse.de>
3031 * builtins.c (expand_builtin_interclass_mathfn,
3032 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3035 2010-03-19 Richard Guenther <rguenther@suse.de>
3037 PR tree-optimization/43415
3038 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3039 (phi_translate_1): ... this.
3040 (phi_translate): Move all caching here. Cache all NARY
3041 and REFERENCE translations.
3043 2010-03-19 David S. Miller <davem@davemloft.net>
3045 With help from Eric Botcazou.
3046 * config/sparc/sparc.c: Include dwarf2out.h.
3047 (emit_pic_helper): Delete.
3048 (pic_helper_symbol_name): Delete.
3049 (pic_helper_emitted_p): Delete.
3050 (pic_helper_needed): New.
3051 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3052 (get_pc_thunk_name): New.
3053 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3054 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3055 Set pic_helper_needed to true. Don't call emit_pic_helper.
3056 (sparc_expand_prologue): Update load_pic_register call.
3057 (sparc_output_mi_thunk): Likewise.
3058 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3059 thunk if possible. Output CFI information as needed.
3061 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3062 Jack Howarth <howarth@bromo.med.uc.edu>
3065 * config/i386/i386.h: Fix ABI on darwin x86-32.
3067 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3069 * tree.h: Declare make_decl_rtl_for_debug.
3070 * varasm.c (make_decl_rtl_for_debug): New.
3071 * dwarf2out.c (rtl_for_decl_location): Call it.
3072 * cfgexpand.c (expand_debug_expr): Call it.
3074 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3077 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3081 * var-tracking.c (vt_init_cfa_base): Do nothing if
3082 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3084 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3087 * var-tracking.c (canonicalize_vars_star): New.
3088 (dataflow_post_merge_adjust): Use it.
3090 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3093 * var-tracking.c (non_suitable_const): New function.
3094 (add_uses): For DEBUG_INSNs with constants, don't record any
3095 value, instead just the constant value itself.
3096 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3097 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3098 (emit_notes_in_bb): Likewise.
3099 (emit_note_insn_var_location): For onepart variables if
3100 cur_loc is a VOIDmode constant, use DECL_MODE.
3102 2010-03-18 Martin Jambor <mjambor@suse.cz>
3105 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3106 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3107 all non-clones. Moved call redirection...
3108 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3109 (cgraph_materialize_all_clones): Dispose of all
3110 combined_args_to_skip bitmaps.
3111 (verify_cgraph_node): Do not check for edges pointing to wrong
3112 nodes in inline clones.
3113 * tree-inline.c (copy_bb): Call
3114 cgraph_redirect_edge_call_stmt_to_callee.
3115 * ipa.c (cgraph_remove_unreachable_nodes): Call
3116 cgraph_node_remove_callees even when there are used clones.
3118 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3120 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3122 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3125 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3128 2010-03-18 Michael Matz <matz@suse.de>
3131 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3132 into sqrt(x) if we need to preserve signed zeros.
3134 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3135 Eric Botcazou <ebotcazou@adacore.com>
3137 PR rtl-optimization/43360
3138 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3139 note if we don't know its invariant status.
3141 2010-03-18 Michael Matz <matz@suse.de>
3143 PR tree-optimization/43402
3144 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3145 PHI chains of ssa names registered for update.
3147 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3150 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3151 non-offsettable and pre_modify update addressing.
3152 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3153 and "2" alternatives "#".
3154 (*movdd_softfloat32): Make all alternatives "#";
3155 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3156 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3157 (*movdf_softfloat32): Make all alternatives "#";
3158 (movdi): Use the new DIFD mode iterator to create a common splitter
3159 for movdi, movdf and movdd patterns.
3161 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3163 * common.opt (dumpdir): Remove redundant tab.
3165 2010-03-17 Martin Jambor <mjambor@suse.cz>
3167 PR tree-optimization/43347
3168 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3169 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3171 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3173 PR rtl-optimization/42216
3174 * regrename.c (create_new_chain): New function, broken out from...
3175 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3176 appending a use to an empty chain.
3177 (build_def_use): Remove previous changes that convert OP_INOUT to
3178 OP_OUT operands; instead detect the case where an OP_INOUT operand
3179 uses a previously untracked register and create an empty chain for it.
3181 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3183 * doc/extend.texi (Function Attributes): Rewrite unfinished
3184 sentence in ms_abi documentation.
3186 2010-03-17 Alan Modra <amodra@gmail.com>
3188 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3189 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3190 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3191 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3193 2010-03-16 Richard Henderson <rth@redhat.com>
3196 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3197 (lower_try_finally): Save and restore eh_seq around the expansion
3200 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3202 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3203 statements before splitting block.
3205 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3207 * doc/sourcebuild.texi (Testsuites): Fix markup.
3208 Use pathnames relative to gcc/testsuite.
3209 (Test Directives): Move description of how timeout is determined.
3210 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3211 (C Tests): Correct gcc.misc-tests directory.
3212 Framework tests now live in gcc.test-framework.
3214 2010-03-16 Richard Guenther <rguenther@suse.de>
3217 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3218 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3220 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3221 Alexandre Oliva <aoliva@redhat.com>
3223 PR tree-optimization/42917
3224 * lambda-code.c (remove_iv): Skip debug statements.
3225 (lambda_loopnest_to_gcc_loopnest): Likewise.
3226 (not_interesting_stmt): Debug statements are not interesting.
3228 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3232 * cselib.c (cselib_preserve_constants,
3233 cfa_base_preserved_val): New static variables.
3234 (preserve_only_constants): New function.
3235 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3236 clear its REG_VALUES. If cselib_preserve_constants, don't
3237 empty the whole hash table, but preserve there VALUEs with constants,
3238 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3239 (cselib_preserve_cfa_base_value): New function.
3240 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3241 (cselib_init): Change argument to int bitfield. Set
3242 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3244 (cselib_finish): Clear cselib_preserve_constants and
3245 cfa_base_preserved_val.
3246 * cselib.h (enum cselib_record_what): New enum.
3247 (cselib_init): Change argument to int.
3248 (cselib_preserve_cfa_base_value): New prototype.
3249 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3250 * dse.c (dse_step1): Likewise.
3251 * cfgcleanup.c (thread_jump): Likewise.
3252 * sched-deps.c (sched_analyze): Likewise.
3253 * gcse.c (local_cprop_pass): Likewise.
3254 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3255 If FN is non-NULL, call the callback always and whenever it returns
3256 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3257 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3258 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3259 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3260 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3261 * var-tracking.c: Include recog.h.
3262 (bb_stack_adjust_offset): Remove.
3263 (vt_stack_adjustments): Don't call it, instead just gather the
3264 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3265 (adjust_stack_reference): Remove.
3266 (compute_cfa_pointer): New function.
3267 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3268 (struct adjust_mem_data): New type.
3269 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3271 (get_address_mode): New function.
3272 (replace_expr_with_values): Use it.
3273 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3274 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3275 (adjust_sets): Remove.
3276 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3277 Use get_address_mode.
3278 (get_adjusted_src): Remove.
3279 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3280 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3281 (add_with_sets): Don't call adjust_sets.
3282 (fp_setter, vt_init_cfa_base): New functions.
3283 (vt_initialize): Change return type to bool. Move most of pool etc.
3284 initialization to the beginning of the function from end. Pass
3285 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3286 If !frame_pointer_needed, call vt_stack_adjustment before mos
3287 vector is filled, call vt_init_cfa_base if argp/framep has been
3288 eliminated to sp. If frame_pointer_needed and argp/framep has
3289 been eliminated to hard frame pointer, set
3290 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3291 encountering fp setter in the prologue. For MO_ADJUST, call
3292 log_op_type before pusing the op into mos vector, not afterwards.
3293 Call adjust_insn before cselib_process_insn/add_with_sets,
3294 call cancel_changes (0) afterwards.
3295 (variable_tracking_main_1): Adjust for vt_initialize calling
3296 vt_stack_adjustments and returning whether it succeeded or not.
3298 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3300 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3303 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3305 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3307 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3308 drap_reg has not been set.
3310 2010-03-15 Michael Matz <matz@suse.de>
3313 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3314 use it to expand block copies.
3315 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3316 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3317 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3319 2010-03-15 Richard Guenther <rguenther@suse.de>
3321 PR tree-optimization/43367
3322 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3325 2010-03-15 Richard Guenther <rguenther@suse.de>
3327 PR tree-optimization/43317
3328 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3330 2010-03-15 Martin Jambor <mjambor@suse.cz>
3332 PR tree-optimization/43141
3333 * tree-sra.c (create_abstract_origin): New function.
3334 (modify_function): Call create_abstract_origin.
3336 2010-03-15 Chris Demetriou <cgd@google.com>
3338 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3341 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3344 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3345 call insert_out_of_ssa_copy for default definitions.
3347 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3349 * graphite-clast-to-gimple.c (my_long_long): Defined.
3350 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3351 * graphite-sese-to-poly.c (my_long_long): Defined.
3352 (scop_ivs_can_be_represented): Use it.
3354 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3356 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3357 graphite-max-bbs-per-function, and loop-block-tile-size.
3358 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3360 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3362 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3364 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3365 forward declaration.
3366 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3367 (add_upper_bounds_from_estimated_nit): New.
3368 (build_loop_iteration_domains): Use it.
3370 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3372 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3377 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3378 should be an INTEGER_CST. Also handle CASE_CONVERT.
3380 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3382 * graphite.c (graphite_initialize): To bound the number of bbs per
3383 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3384 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3385 * doc/invoke.texi: Document it.
3387 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3389 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3390 * graphite-sese-to-poly.h (build_poly_scop): Same.
3392 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3394 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3395 the number of parameters in the scop. Use as an upper bound
3396 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3397 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3398 * doc/invoke.texi: Document it.
3400 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3402 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3403 * doc/c-tree.texi: Remove.
3404 * doc/generic.texi: Merge c-tree.texi here.
3405 * doc/gccint.texi (Trees): Remove menu entry.
3406 (c-tree.texi): Remove @include.
3407 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3408 * doc/languages.texi (Reading RTL): Ditto.
3410 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3413 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3415 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3418 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3419 code added to work around reload clobbering CONST insns.
3421 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3423 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3424 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3425 (cselib_preserve_only_values): Remove retain argument, don't
3426 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3427 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3428 * var-tracking.c (micro_operation): Move insn field before union.
3429 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3430 (struct variable_tracking_info_def): Remove n_mos field, change
3431 mos into a vector of micro_operations.
3432 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3433 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3434 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3435 changing into a vector.
3436 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3437 come before all other uops generated by add_stores.
3438 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3440 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3441 a vector. Run just one pass over the bbs instead of separate counting
3442 and computation phase.
3443 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3446 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3447 into *nonlocalized_list vector.
3448 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3449 even if origin is non-NULL.
3450 (gen_variable_die): Likewise.
3451 (process_scope_var): Don't change origin.
3452 (gen_decl_die): Likewise.
3453 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3454 before adding new edges instead of after it, fix moving over
3457 2010-03-11 David S. Miller <davem@davemloft.net>
3459 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3461 * configure: Rebuild.
3463 2010-03-11 Martin Jambor <mjambor@suse.cz>
3465 PR tree-optimization/43257
3466 * tree.c (assign_assembler_name_if_neeeded): New function.
3467 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3469 * tree.h (assign_assembler_name_if_neeeded): Declare.
3470 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3471 the function if needed.
3473 2010-03-11 Chris Demetriou <cgd@google.com>
3475 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3476 include/stdint-gcc.h, and include/stdint.h world-readable.
3478 2010-03-11 Richard Guenther <rguenther@suse.de>
3480 PR tree-optimization/43255
3481 * tree-vrp.c (process_assert_insertions_for): Do not insert
3482 asserts for trivial conditions.
3484 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3486 PR tree-optimization/43280
3487 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3488 generation. Move calculation of size out of the if branch.
3489 (find_bswap): Modify compare number generation.
3491 2010-03-11 Richard Guenther <rguenther@suse.de>
3494 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3495 (input_gimple_stmt): Fixup handled component types during
3496 operand read. Also fix up decls in ADDR_EXPRs.
3498 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3500 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3501 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3503 2010-03-10 Jan Hubicka <jh@suse.cz>
3506 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3507 * varasm.c (get_variable_section): Don't do that here...
3508 (make_decl_rtl): ... and here.
3509 (do_assemble_alias): Produce decl RTL.
3510 (assemble_alias): Likewise.
3512 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3515 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3516 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3518 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3519 (based_loc_descr): Only express drap or vdrap regno based expressions
3520 using DW_OP_fbreg when not optimizing.
3521 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3522 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3523 REG_CFA_SET_VDRAP note.
3525 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3527 PR tree-optimization/43236
3528 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3529 error in calculation of base address in reverse iteration case.
3530 (generate_builtin): Take number of latch executions if the statement
3533 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3536 * tree-eh.c: Include pointer-set.h.
3537 (lower_eh_dispatch): Filter out duplicate case labels and
3538 remove the unneeded edge when the label is unused. Return
3539 true when some edges are removed.
3540 (execute_lower_eh_dispatch): When any lowering resulted in
3541 removing an edge, also delete unreachable blocks.
3543 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3546 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3547 UNSPEC_MACHOPIC_OFFSET.
3549 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3552 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3553 (m68k_delegitimize_address): New function.
3555 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3558 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3561 * var-tracking.c (adjust_sets): New function.
3562 (count_with_sets, add_with_sets): Use it.
3563 (get_adjusted_src): New inline function.
3564 (add_stores): Use it.
3567 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3568 call cselib_dummy_expand_value_rtx_cb instead of
3569 cselib_expand_value_rtx_cb.
3572 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3573 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3574 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3575 and .cfi_endproc around the pic thunks.
3576 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3577 all queued unwind info register saves are saved before the call.
3578 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3579 considered as sp-=4 for unwind info and the pop as sp+=4 which
3580 also clobbers dest, but doesn't actually restore it.
3583 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3584 RTX_FRAME_RELATED_P.
3586 2010-03-09 Jie Zhang <jie@codesourcery.com>
3588 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3589 whitespaces in output template.
3591 2010-03-09 Jie Zhang <jie@codesourcery.com>
3593 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3596 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3598 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3599 builtins.exp in a separate job.
3601 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3603 * graphite-sese-to-poly.c (add_param_constraints): Use
3604 lower_bound_in_type and upper_bound_in_type.
3606 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3608 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3609 instead of unsigned_type_node.
3611 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3612 Reza Yazdani <reza.yazdani@amd.com>
3615 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3616 on pointer type parameters.
3618 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3622 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3623 handle conversions from pointer to integers.
3624 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3625 induction variable, to be able to work with code generated by CLooG.
3626 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3627 (build_poly_scop): Bail out if we cannot codegen a loop.
3629 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3631 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3632 code generation with gloog_error.
3634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3636 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3637 Call fold_convert on all the returned values.
3638 (expand_scalar_variables_expr): Pass to
3639 expand_scalar_variables_ssa_name the type of the resulting expression.
3641 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3643 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3644 ppl_min_for_le_pointset.
3645 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3646 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3648 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3650 * graphite-dependences.c (map_into_dep_poly): Removed.
3651 (dependence_polyhedron_1): Use combine_context_id_scat.
3653 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3655 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3656 (struct poly_bb): Same.
3657 (combine_context_id_scat): New.
3659 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3662 * sese.c (name_defined_in_loop_p): Return false for default
3665 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3667 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3668 and clean up the logic.
3670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3672 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3675 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3677 * var-tracking.c (remove_cselib_value_chains): Define only for
3679 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3680 delete_slot_part, emit_notes_for_differences_1): Don't call
3681 remove_cselib_value_chains here.
3682 (set_slot_part, emit_notes_for_differences_2): Don't call
3683 add_cselib_value_chains here.
3684 (preserved_values): New vector.
3685 (preserve_value): New function.
3686 (add_uses, add_stores, vt_add_function_parameters): Use it
3687 instead of cselib_preserve_value.
3688 (changed_values_stack): New vector.
3689 (check_changed_vars_0): New function.
3690 (check_changed_vars_1, check_changed_vars_2): Use it.
3691 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3692 changed_values_stack VALUEs.
3693 (vt_emit_notes): For all preserved_values call
3694 add_cselib_value_chains. If ENABLE_CHECKING call
3695 remove_cselib_value_chains before verifying value_chains is empty.
3696 Initialize and free changed_values_stack.
3697 (vt_initialize): Initialize preserved_values.
3698 (vt_finalize): Free preserved_values.
3700 2010-03-08 Richard Guenther <rguenther@suse.de>
3702 PR tree-optimization/43269
3703 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3706 2010-03-08 Martin Jambor <mjambor@suse.cz>
3708 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3709 (ipa_is_param_called): Removed.
3710 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3711 (ipa_print_node_params): Do not print the called flag.
3712 (ipa_write_node_info): Do not stream the called flag.
3713 (ipa_read_node_info): Likewise.
3715 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3718 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3719 * cselib.c (struct expand_value_data): Add dummy field.
3720 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3722 (cselib_dummy_expand_value_rtx_cb): New function.
3723 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3725 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3726 * var-tracking.c: Include pointer-set.h.
3727 (variable): Change n_var_parts to char from int. Add
3728 cur_loc_changed and in_changed_variables fields.
3729 (variable_canonicalize): Remove.
3730 (shared_var_p): New inline function.
3731 (unshare_variable): Maintain cur_loc_changed and
3732 in_changed_variables fields. If var was in changed_variables,
3733 replace it there with new_var. Just copy cur_loc instead of
3734 resetting it to something else.
3735 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3736 (dataflow_set_union): Don't call variable_canonicalize.
3737 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3738 of their DEBUG_EXPR_TREE_DECLs.
3739 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3740 and in_changed_variables and cur_loc_changed is false.
3741 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3742 and cur_loc_changed. Don't update cur_loc here.
3743 (variable_merge_over_src): Don't call variable_canonicalize.
3744 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3745 removing loc that is equal to cur_loc, clear cur_loc,
3746 set cur_loc_changed and ensure variable_was_changed is called.
3747 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3748 compare pointers in cur_loc check, if it is equal to loc,
3749 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3750 (variable_different_p): Remove compare_current_location argument,
3751 don't compare cur_loc.
3752 (dataflow_set_different_1): Adjust variable_different_p caller.
3753 (variable_was_changed): If dv had some var in changed_variables
3754 already, reset in_changed_variables flag for it and propagate
3755 cur_loc_changed over to the new variable. On empty var
3756 always set cur_loc_changed. Set in_changed_variables on whatever
3757 var is added to changed_variables.
3758 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3759 Use shared_var_p. When removing loc that is equal to cur_loc,
3760 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3761 end, don't set it to something else, just call variable_was_changed.
3762 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3763 loc being removed, clear cur_loc and set cur_loc_changed.
3764 Set cur_loc_changed if all locations have been removed.
3765 (struct expand_loc_callback_data): New type.
3766 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3767 allocated. Always create SUBREGs if simplify_subreg failed.
3768 Prefer to use cur_loc, when that fails and still in
3769 changed_variables (and seen first time) recompute it. Set
3770 cur_loc_changed of variables which had to change cur_loc and
3771 compute elcd->cur_loc_changed if any of the subexpressions used
3772 had to change cur_loc.
3773 (vt_expand_loc): Adjust to pass arguments in
3774 expand_loc_callback_data structure.
3775 (vt_expand_loc_dummy): New function.
3776 (emitted_notes): New variable.
3777 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3778 that weren't used for any other decl in current
3779 emit_notes_for_changes call call vt_expand_loc_dummy to update
3780 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3781 first loc_chain location if NULL before. Always use just
3782 cur_loc instead of first loc_chain location. When cur_loc_changed
3783 is false, when not --enable-checking=rtl just don't emit any note.
3784 When rtl checking, compute the note and assert it is the same
3785 as previous note. Clear cur_loc_changed and in_changed_variables
3786 at the end before removing from changed_variables.
3787 (check_changed_vars_3): New function.
3788 (emit_notes_for_changes): Traverse changed_vars to call
3789 check_changed_vars_3 on each changed var.
3790 (emit_notes_for_differences_1): Clear cur_loc_changed and
3791 in_changed_variables. Recompute cur_loc of new_var.
3792 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3793 (vt_emit_notes): Initialize and destroy emitted_notes.
3795 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3797 PR rtl-optimization/42220
3798 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3799 Use verify_reg_tracked to determine if we should use OP_OUT rather
3801 (build_def_use): If we see an in-out operand for a register that we
3802 know nothing about, treat is an output if possible, fail the block if
3805 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3808 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3811 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3814 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3815 uses of relevant DEFs that are dead outside the loop too.
3817 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3819 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3821 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3823 * var-tracking.c (values_to_unmark): New variable.
3824 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3825 values_to_unmark vector. Moved body to...
3826 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3827 instead queue it into values_to_unmark vector.
3828 (vt_find_locations): Free values_to_unmark vector.
3830 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3832 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3833 (site.exp): Export them when plugins are enabled.
3835 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3838 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3840 (chrec_fold_multiply): Same.
3842 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3845 * c-decl.c (build_compound_literal): Return early if init is
3848 2010-03-04 Martin Jambor <mjambor@suse.cz>
3850 PR tree-optimization/43164
3851 PR tree-optimization/43191
3852 * tree-sra.c (type_consists_of_records_p): Reject records with
3853 zero-size bit-fields at the end.
3855 2010-03-04 Mike Stump <mikestump@comcast.net>
3857 * Makefile.in (TAGS): Remove *.y.
3859 2010-03-04 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/40761
3862 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3864 (my_rev_post_order_compute): New function.
3865 (init_pre): Call it.
3867 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3870 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3871 decrease the cost of an IV candidate when the cost is infinite.
3873 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3875 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3876 Use '3DNow!' for the extension of that name, ensure normal space
3878 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3880 2010-03-03 Jeff Law <law@redhat.com>
3882 * PR middle-end/32693
3883 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3884 than gen_rtx_SUBREG.
3885 (extract_bit_field_1): Likewise.
3887 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3889 * doc/sourcebuild.texi (Test directives): Document that arguments
3890 include-opts and exclude-opts are now optional for dg-skip-if,
3891 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3893 2010-03-03 Jason Merrill <jason@redhat.com>
3896 * cgraph.h (varpool_node): Add extra_name field.
3897 * varpool.c (varpool_extra_name_alias): New.
3898 (varpool_assemble_decl): Emit extra name aliases.
3899 (varpool_mark_needed_node): Look past an extra name alias.
3900 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3901 * lto-streamer-in.c (lto_input_tree): Read it.
3902 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3904 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3906 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3907 (sparc*-*-solaris2*): ...this.
3909 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3912 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3913 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3914 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3915 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3918 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3919 fallthrough to default handling, just with want_address 0 instead of 2.
3920 For single element lists, add_AT_loc directly, otherwise create an
3921 artificial variable DIE and stick location list to it.
3924 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3925 (VAL_EXPR_HAS_REVERSE): Define.
3926 (reverse_op): New function.
3927 (add_stores): For reversible operations add an extra MO_VAL_USE.
3929 2010-03-02 Jason Merrill <jason@redhat.com>
3931 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3933 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3935 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3936 (sparc64-*-linux*): Likewise.
3937 (sparc64-*-solaris2*): Include assembler files before linker ones.
3938 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3939 * config/sparc/gas.h: Delete.
3940 * config/sparc/sol2-64.h: Add copyright notice.
3941 * config/sparc/sol2-gas-bi.h: Likewise.
3942 * config/sparc/sol2-gld.h: Likewise.
3943 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3944 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3945 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3946 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3947 (sparc_elf_asm_named_section): Rename into...
3948 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3950 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3952 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3954 2010-03-02 Jeff Law <law@redhat.com>
3957 * reload1.c (rtx_p, substitute_stack): Declare.
3958 (substitute): Record addresses of changed rtxs.
3959 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3960 Restore the original rtx when complete.
3961 (reload): Free subsitute_stack when complete.
3963 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3965 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3966 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3968 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3969 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3970 Torture Tests): Change from subsection to section.
3972 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3973 Steven Bosscher <steven@gcc.gnu.org>
3975 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3978 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3981 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3982 the assignment from the new induction variable to the assignment
3983 of the value from the original loop PHI function.
3985 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3986 Daniel Jacobowitz <dan@codesourcery.com>
3988 * doc/sourcebuild.texi (Test directives): Clarify options to
3991 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3993 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3994 Disable cfi directives unless GCC and gas agree on using read-only
3995 .eh_frame sections for 64-bit.
3996 * configure: Regenerate.
3998 2010-03-01 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/43220
4001 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4002 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4004 2010-03-01 Richard Guenther <rguenther@suse.de>
4005 Martin Jambor <mjambor@suse.cz>
4008 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4009 gimplified parameters.
4011 2010-03-01 Christian Bruel <christian.bruel@st.com>
4013 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4015 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4017 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4019 2010-03-01 Richard Guenther <rguenther@suse.de>
4022 * expr.c (expand_assignment): Use the alias-oracle to tell
4023 if the rhs aliases the result decl.
4025 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4028 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4029 to sol_gt_pch_get_address.
4030 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4031 64-bit, SPARC and x86.
4032 (sol_gt_pch_get_address): New function.
4034 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4036 * toplev.h (inform_n, error_n): Declare.
4037 * diagnostic.c (inform_n, error_n): New function.
4039 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4041 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4042 has no rtl yet when processing local_decls, queue it and recheck
4043 if deferred stack allocation hasn't assigned it rtl.
4045 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4047 * config/sh/sh.c (unspec_bbr_uid): New.
4048 (gen_block_redirect): Use it instead of INSN_UID.
4049 (gen_far_branch): Likewise.
4051 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4053 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4054 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4056 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4058 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4059 (Warning Options): -Wno-conversion-null is valid for
4060 Objective-C++ as well.
4061 * doc/tm.texi (Named Address Spaces): Likewise.
4062 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4063 * doc/tree-ssa.texi (Tree SSA): Likewise.
4065 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4068 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4069 by default. Don't set the default arch for
4070 i[34567]86-*-darwin*|x86_64-*-darwin*.
4072 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4075 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4076 default. Set the default 32bit/64bit archs with $with_arch
4077 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4079 2010-02-27 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/43186
4082 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4083 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4084 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4085 unroller iterations.
4087 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4089 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4090 required and i[34567]86-*-* targets don't support 64bit ISA.
4092 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4095 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4098 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4100 * config.gcc: Set the default arch at least to Prescott for
4101 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4102 if SSE math is enabled.
4104 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4106 * diagnostic.c (diagnostic_initialize): Update.
4107 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4109 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4110 (diagnostic_inhibit_notes): New.
4111 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4113 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4116 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4117 * doc/standards.texi: Likewise.
4118 * doc/extend.texi: Likewise.
4119 * doc/trouble.texi: Likewise.
4120 * doc/cppopts.texi: Likewise.
4121 * doc/install.texi: Likewise.
4122 * c.opt (std=c90,std=gnu90): New options.
4123 * c-opts.c (c_common_handle_option): Handle them.
4125 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4128 * c-decl.c (undeclared_variable): Use an informative note.
4130 2010-02-26 Richard Guenther <rguenther@suse.de>
4132 PR tree-optimization/43186
4133 * gimple.h (gimple_fold): Remove.
4134 * gimple.c (gimple_fold): Remove. Inline into single user ...
4135 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4136 Try harder for conditions.
4138 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4141 * function.c (used_types_insert): Don't skip through named pointer
4142 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4143 and it is different from the main variant's type.
4145 2010-02-26 Nick Clifton <nickc@redhat.com>
4147 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4149 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4151 * config.gcc: Support --with-fpmath=sse for x86.
4153 * config/i386/ssemath.h: New.
4155 * doc/install.texi (--with-fpmath=sse): Documented.
4157 2010-02-26 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/43188
4160 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4161 vector types of over-aligned element type.
4163 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4166 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4167 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4169 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4171 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4173 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4175 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4176 * var-tracking.c: Include diagnostic.h.
4177 (debug_dv): New function.
4178 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4181 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4182 (add_value_chain, add_value_chains, remove_value_chain,
4183 remove_value_chains): Handle DEBUG_EXPRs.
4184 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4187 * regcprop.c (struct queued_debug_insn_change): New type.
4188 (struct value_data_entry): Add debug_insn_changes field.
4189 (struct value_data): Add n_debug_insn_changes field.
4190 (debug_insn_changes_pool): New variable.
4191 (free_debug_insn_changes, apply_debug_insn_changes,
4192 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4193 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4194 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4196 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4198 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4199 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4200 changes, call cprop_find_used_regs via note_stores.
4201 (copyprop_hardreg_forward): When copying vd from predecessor
4202 which has any queued DEBUG_INSN changes, make sure the pointers are
4203 cleared. At the end call df_analyze and then if there are any
4204 DEBUG_INSN changes queued at the end of some basic block for still
4205 live registers, apply them.
4206 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4208 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4210 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4213 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4215 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4216 targets. Set the default with_cpu/with_arch from arch/cpu.
4217 Allow x86-64 and native for with_cpu/with_arch.
4219 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4221 * ebitmap.c: Change calls to verify_popcount with calls to
4222 sbitmap_verify_popcount.
4223 (ebitmap_clear_bit): Fixed map->cacheindex test and
4224 map>cache update when bit clearing results in an empty
4227 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4230 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4231 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4232 and support both V2DF and V2DI modes.
4233 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4234 support both V2DF and V2DI modes.
4235 (general): Delete trailing whitespace from a few patterns.
4237 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4238 V2DF/V2DI interleave high/low builtins.
4240 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4243 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4244 interleave high/low functions.
4246 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4248 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4249 #pragma extern_prefix.
4251 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4254 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4255 BLKmode, assert op0 is a MEM and just adjust its mode.
4258 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4259 if bitpos isn't multiple of mode's bitsize.
4261 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4263 * c.opt (-ftemplate-depth=): New.
4264 (-ftemplate-depth-): Deprecate.
4265 * optc-gen.awk: Handle -ftemplate-depth=.
4266 * opth-gen.awk: Likewise.
4267 * c-opts.c (c_common_handle_option): Likewise.
4268 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4270 2010-02-24 Jason Merrill <jason@redhat.com>
4272 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4274 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4276 * cfg.c (alloc_aux_for_block): Remove inline.
4277 (alloc_aux_for_edge): Likewise.
4279 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4281 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4283 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4285 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4286 * config/i386/sol2-gas.h: New file.
4287 * config.gcc (i[34567]86-*-solaris2*): Use it.
4289 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4292 * c-typeck.c (ep_convert_and_check): New.
4293 (build_conditional_expr): Use it.
4294 (build_binary_op): Likewise.
4296 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4298 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4301 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4302 bounds even for -O+.
4303 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4304 expr needs to have DECL_NAME set.
4306 2010-02-24 Nick Clifton <nickc@redhat.com>
4308 * config/mep/mep.c: Include gimple.h.
4309 (mep_function_uses_sp): Delete unused function.
4310 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4311 parameters. Use unsigned integers to count args. Return a
4312 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4314 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4317 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4318 greater or equal to nelt instead of 2 * nelt.
4319 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4322 2010-02-23 Jason Merrill <jason@redhat.com>
4325 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4326 in cfun->local_decls even if they have register types.
4329 * stor-layout.c (place_field): Don't warn about unnecessary
4330 DECL_PACKED if the type is packed.
4332 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4335 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4336 GOTOFF relocs, even when the base reg isn't pic pointer.
4338 2010-02-23 Michael Matz <matz@suse.de>
4341 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4342 (expand_gimple_basic_block): Generate and use debug temps if there
4343 are debug uses left after the last real use of TERed ssa names.
4344 Unlink debug immediate uses when they are expanded.
4346 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4349 * config/i386/i386.c (override_options): Reorganise to provide
4350 better error messages.
4352 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4355 * graphite-scop-detection.c (create_single_exit_edge): Move
4356 the call to find_single_exit_edge to....
4357 (create_sese_edges): ...here. Don't handle multiple edges
4358 exiting the function.
4359 (build_graphite_scops): Don't handle multiple edges
4360 exiting the function.
4362 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4365 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4366 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4368 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4371 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4373 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4376 * c-typeck.c (convert_arguments): Print declaration location.
4377 * c-common.c (validate_nargs): Rename as
4378 builtin_function_validate_nargs.
4379 (check_builtin_function_arguments): Update.
4381 2010-02-22 Richard Guenther <rguenther@suse.de>
4384 * tree-inline.c (declare_return_variable): Use the type of
4385 the call stmt lhs if available.
4387 2010-02-22 Duncan Sands <baldrick@free.fr>
4389 * passes.c (register_pass): Always consider all pass lists when
4390 ref_pass_instance_number is zero.
4392 2010-02-22 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/42749
4395 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4396 parameter. Do arithmetic in the original type.
4397 (update_accumulator_with_ops): Likewise.
4398 (adjust_accumulator_values): Adjust.
4400 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4402 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4403 (QI to BLKmode splitter): New splitter.
4405 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4407 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4408 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4410 2010-02-22 Richard Guenther <rguenther@suse.de>
4412 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4414 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4416 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4417 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4418 ($(T)crti.o, $(T)crtn.o): Remove rules.
4420 2010-02-21 Tobias Burnus <burnus@net-b.de>
4423 * doc/invoke.texi (-fassociative-math): Document that this
4424 option is automatically enabled for Fortran.
4426 2010-02-20 David S. Miller <davem@davemloft.net>
4428 * configure.ac: Test if linker and assembler properly support
4429 GOTDATA_OP relocations.
4430 * configure: Rebuild.
4431 * config.in: Likewise.
4432 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4433 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4434 (movsi_high_pic): Likewise.
4435 (movdi_lo_sum_pic): Likewise.
4436 (movdi_high_pic): Likewise.
4437 (movsi_pic_gotdata_op): New pattern.
4438 (movdi_pic_gotdata_op): Likewise.
4439 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4440 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4442 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4446 attribute to ssemul.
4447 (xop_mulv2div2di3_high): Ditto.
4449 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4452 * c.opt (Wconversion-null): New option.
4453 * doc/invoke.texi (Wconversion-null): Document.
4455 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4457 * common.opt (Wlarger-than-): Add Undocumented.
4459 2010-02-19 Mike Stump <mikestump@comcast.net>
4461 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4463 2010-02-19 Jason Merrill <jason@redhat.com>
4466 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4467 * configure: Likewise.
4469 2010-02-20 Alan Modra <amodra@gmail.com>
4472 * cgraph.h (cgraph_make_decl_local): Declare.
4473 * cgraph.c (cgraph_make_decl_local): New function.
4474 (cgraph_make_node_local): Use it.
4475 * cgraphunit.c (cgraph_function_versioning): Likewise.
4476 * ipa.c (function_and_variable_visibility): Likewise.
4478 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4481 * except.c (sjlj_emit_function_enter): Don't call
4482 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4484 * rtl.h (add_reg_br_prob_note): Remove prototype.
4486 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4489 * c-common.c (conversion_warning): Remove widening conversions
4490 before checking the conversion of integers to reals.
4492 2010-02-19 Mike Stump <mikestump@comcast.net>
4495 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4498 * cgraphunit.c (process_function_and_variable_attributes): Check
4499 DECL_PRESERVE_P instead of looking up attribute "used".
4500 * ipa-pure-const.c (check_decl): Likewise.
4501 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4502 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4503 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4504 instead of attribute "used".
4505 * config/sol2-c.c (solaris_pragma_init): Likewise.
4506 (solaris_pragma_fini): Likewise.
4508 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4510 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4511 Use XCNEW instead of xcalloc.
4512 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4513 XNEW instead of xmalloc.
4514 (get_fields): Use XNEWVEC instead of xmalloc.
4517 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4518 populate vars array.
4519 (create_new_general_access): For debug stmts just reset value.
4520 (get_stmt_accesses): For accesses within debug stmts just record them
4521 using add_access_to_acc_sites instead of preventing the peeling or
4522 counting them as accesses.
4525 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4527 2010-02-19 Richard Guenther <rguenther@suse.de>
4529 PR tree-optimization/42916
4530 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4533 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4535 * configure.ac: Replace all uses of changequote in macro arguments
4536 with proper quoting.
4538 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4541 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4543 2010-02-19 Richard Guenther <rguenther@suse.de>
4545 PR tree-optimization/42944
4546 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4547 test for aliasing with errno.
4549 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4552 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4553 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4554 * dojump.c: Include output.h.
4555 (inv): New inline function.
4556 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4557 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4558 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4559 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4560 argument, pass it down to other calls.
4561 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4562 add REG_BR_PROB note to the conditional jump.
4563 * cfgexpand.c (add_reg_br_prob_note): Removed.
4564 (expand_gimple_cond): Don't call it, add the probability
4565 as last argument to jumpif_1/jumpifnot_1.
4566 * Makefile.in (dojump.o): Depend on output.h.
4567 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4569 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4570 * stmt.c (do_jump_if_equal): Likewise.
4571 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4572 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4573 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4575 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4576 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4577 jumpifnot_1 callers.
4578 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4580 (store_expr): Adjust jumpifnot caller.
4581 (store_constructor): Adjust jumpif caller.
4584 * gimplify.c (gimple_boolify): For __builtin_expect call
4585 gimple_boolify also on its first argument.
4587 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4589 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4591 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4592 * configure: Regenerated.
4594 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4596 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4597 lang_hooks.types_compatible_p instead of comptypes.
4599 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4601 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4602 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4603 if __prefer_thumb__ is defined.
4605 2010-02-18 Martin Jambor <mjambor@suse.cz>
4607 PR tree-optimization/43066
4608 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4609 array with zero-sized element type.
4611 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4613 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4614 rtx, allocate struct var_loc_node here and return it to the
4615 caller, and only if it is actually needed.
4616 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4617 move it earlier and return immediately if it returns NULL.
4619 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4621 * config/sparc/gas.h: New file. Restore
4622 TARGET_ASM_NAMED_SECTION to its ELF default.
4623 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4625 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4626 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4627 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4628 after sparc/sysv4.h.
4630 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4632 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4634 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4636 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4637 patterns from predicated pattern.
4639 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4643 for insn mnemonic suffix.
4645 2010-02-17 Richard Guenther <rguenther@suse.de>
4647 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4650 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4653 * caller-save.c (save_call_clobbered_regs): If BB ends with
4654 a DEBUG_INSN, move any notes in between last real insn and the last
4655 DEBUG_INSN after the last DEBUG_INSN.
4657 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4659 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4660 Fix return type. Fix argument type. Explain meaning of return value.
4662 2010-02-16 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/41043
4665 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4666 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4668 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4670 2010-02-16 Ira Rosen <irar@il.ibm.com>
4672 PR tree-optimization/43074
4673 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4674 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4675 vectorizable cycles in hybrid SLP check.
4676 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4678 2010-02-16 Richard Guenther <rguenther@suse.de>
4680 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4681 (true_dependence): If memrefs_conflict_p computes must-alias
4682 trust it. Move TBAA check after offset-based disambiguation.
4683 (canon_true_dependence): Likewise.
4685 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4687 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4688 * doc/invoke.texi: Document it.
4689 * var-tracking.c: Include toplev.h and params.h.
4690 (vt_find_locations): Return bool indicating success. Compute
4691 hash sizes unconditionally. Check new parameter, report.
4692 (variable_tracking_main_1): Check vt_find_locations results and
4693 retry. Renamed from...
4694 (variable_tracking_main): ... this. New wrapper to preserve
4695 flag_var_tracking_assignments.
4696 * Makefile.in (var-tracking.o): Adjust dependencies.
4698 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4699 Jakub Jelinek <jakub@redhat.com>
4702 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4703 if weak_import attribute is present.
4704 * config/darwin.c (machopic_select_section): Likewise.
4706 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4708 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4709 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4710 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4711 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4716 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4719 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4720 Rewrite text to refer to the names.
4722 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4724 * config/i386/i386-builtin-types.def
4725 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4726 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4727 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4728 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4729 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4730 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4731 IX86_BUILTIN_VPERMIL2PS256.
4732 (MULTI_ARG_4_DF2_DI_I): Defined.
4733 (MULTI_ARG_4_DF2_DI_I1): Defined.
4734 (MULTI_ARG_4_SF2_SI_I): Defined.
4735 (MULTI_ARG_4_SF2_SI_I1): Defined.
4736 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4737 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4738 __builtin_ia32_vpermil2ps256.
4739 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4740 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4741 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4742 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4743 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4744 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4745 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4746 CODE_FOR_xop_vpermil2v8sf3.
4747 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4748 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4749 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4750 (_mm256_permute2_pd): New.
4751 (_mm_permute2_ps): New.
4752 (_mm256_permute2_ps): New.
4754 2010-02-15 Nick Clifton <nickc@redhat.com>
4756 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4757 boolean parameters. Use emit_jump_insn when emitting a pop
4758 instruction containing a return insn.
4759 (push): Use 'true' rather than '1' as second parameter to F.
4760 (h8300_expand_prologue): Likewise.
4761 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4762 (h8300_expand_epilogue): Likewise.
4764 2010-02-15 Richard Guenther <rguenther@suse.de>
4767 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4770 2010-02-15 Nick Clifton <nickc@redhat.com>
4772 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4775 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4777 * intl.c (fake_ngettext): New function.
4778 * intl.h (fake_ngettext): Declare.
4779 (ngettext): Define macro.
4780 * collect2.c (notice_translated): New function.
4781 (main): Use notice_translated and ngettext.
4782 * collect2.h (notice_translated): Declare.
4784 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4786 * reorg.c (delete_computation): Comment fixes.
4787 * caller-save.c (setup_save_areas): Idem.
4788 * sel-sched-dump.c (dump_lv_set): Idem.
4791 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4793 * config/s390/s390.c (s390_sched_init): New function.
4794 (TARGET_SCHED_INIT): Target hook defined.
4796 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4797 Jack Howarth <howarth@bromo.med.uc.edu>
4798 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4801 Partial revert of unintended change in fix for PR41605.
4802 * config/darwin.h: Fix typo.
4803 * config/darwin9.h: Same.
4805 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4807 * c-pch.c (pch_init): Clear v.
4809 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4812 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4813 graphite_can_represent_init for MULT_EXPR.
4815 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4819 * graphite-sese-to-poly.c (remove_phi): New.
4820 (translate_scalar_reduction_to_array): Call remove_phi.
4822 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4825 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4826 * graphite-clast-to-gimple.h (gloog): Update declaration.
4827 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4828 * graphite-poly.h (struct poly_bb): Add missing comments.
4829 (struct scop): Add poly_scop_p field.
4831 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4832 * graphite.c (graphite_transform_loops): Build the polyhedral
4833 representation for each scop before code generation.
4834 * sese.c (rename_variables_in_operand): Removed.
4835 (rename_variables_in_expr): Return the renamed expression.
4836 (rename_sese_parameters): New.
4837 * sese.h (rename_sese_parameters): Declared.
4839 2010-02-11 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/42998
4842 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4843 POINTER_PLUS_EXPR properly.
4845 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4846 Changpeng Fang <changpeng.fang@amd.com>
4849 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4850 the cost of an IV candidate when the IV is used in a test against zero.
4852 * gcc.dg/tree-ssa/ivopts-3.c: New.
4854 2010-02-11 Richard Guenther <rguenther@suse.de>
4857 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4858 pointer-vs-decl case by swapping refs. Handle some cases
4859 of pointer-vs-decl disambiguations more conservatively.
4860 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4861 to false after expanding.
4863 2010-02-11 Richard Guenther <rguenther@suse.de>
4866 * gcc.c (process_command): Handle LTO file@offset case more
4869 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4871 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4872 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4874 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4876 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4877 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4878 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4879 Optimize eq/ne comparisons when both arguments are known to be
4881 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4882 Don't mask operands unnecessarily if they are known to be already
4885 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4887 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4890 2010-02-10 Richard Guenther <rguenther@suse.de>
4892 PR tree-optimization/43017
4893 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4894 for wrapping signed arithmetic.
4896 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4899 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4900 if no debug info should be emitted for it.
4902 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4904 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4905 note when flag_exceptions is set.
4907 2010-02-10 Duncan Sands <baldrick@free.fr>
4909 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4911 2010-02-10 Richard Guenther <rguenther@suse.de>
4914 * tree.c (get_unwidened): Handle constants.
4915 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4917 2010-02-10 Martin Jambor <mjambor@suse.cz>
4920 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4921 check for variable argument counts independently.
4923 2010-02-10 Christian Bruel <christian.bruel@st.com>
4926 * config/sh/sh.c (find_barrier): Increase length for non delayed
4927 conditional branches.
4929 2010-02-10 Christian Bruel <christian.bruel@st.com>
4931 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4933 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4935 * builtins.c (set_builtin_user_assembler_name): Also handle
4936 ffs if int is smaller than word.
4938 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4941 * ira-conflicts.c (get_dup): Remove.
4942 (process_reg_shuffles): Add new parameter. Use it as an
4943 additional guard for copy generation.
4944 (add_insn_allocno_copies): Rewrite.
4946 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4948 * common.opt (fsched2-use-traces): Preserved for backward
4950 * doc/invoke.texi: Remove the documentation about option
4951 -fsched2-use-traces.
4952 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4953 flag_sched2_use_traces.
4954 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4955 the backward compatibility flag section.
4957 2010-02-09 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/43008
4960 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4961 make HEAP variables initialized from global memory if they
4962 are not known builtin functions.
4963 (find_func_aliases): Adjust.
4965 2010-02-09 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/43000
4968 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4969 arithmetic manually.
4971 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4973 PR tree-optimization/42931
4974 * tree-loop-linear.c (try_interchange_loops): Don't call
4975 double_int_mul if estimated_loop_iterations failed.
4977 2010-02-08 Martin Jambor <mjambor@suse.cz>
4980 * tree-sra.c (build_accesses_from_assign): Do not mark in
4981 should_scalarize_away_bitmap if stmt has volatile ops.
4982 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4985 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4987 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4989 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4991 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4994 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4997 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4999 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5002 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5003 to unknown_dependence.
5004 (graphite_legal_transform_dr): Handle the unknown_dependence.
5005 (graphite_carried_dependence_level_k): Same.
5007 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5009 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5011 2010-02-07 Richard Guenther <rguenther@suse.de>
5014 * expr.c (get_inner_reference): Always initialize *pbitsize.
5016 2010-02-07 Richard Guenther <rguenther@suse.de>
5019 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5020 new ARRAY_REFs on variable size element or minimal index arrays.
5022 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5023 gimple_fold_indirect_ref.
5025 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5028 * arm.c (arm_override_options): Just return if the user has specified
5029 an invalid fpu name.
5031 2010-02-03 Jason Merrill <jason@redhat.com>
5034 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5035 i386_pe_maybe_record_exported_symbol.
5037 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5040 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5041 (pa_delegitimize_address): New function.
5043 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5045 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5046 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5048 2010-02-05 Richard Guenther <rguenther@suse.de>
5051 * lto-streamer-in.c (get_resolution): Deal with references
5052 to undefined functions.
5054 2010-02-05 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5057 (fold_const_aggregate_ref): Likewise.
5058 (ccp_fold_stmt): Substitute loads.
5059 (maybe_fold_reference): Verify types before substituting.
5061 (fold_gimple_assign): Unshare properly.
5062 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5064 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5066 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5067 for rs6000_gen_cell_microcode.
5069 2010-02-04 Richard Guenther <rguenther@suse.de>
5071 PR rtl-optimization/42952
5072 * dse.c (const_or_frame_p): Remove MEM handling.
5074 2010-02-04 Nick Clifton <nickc@redhat.com>
5076 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5077 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5078 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5079 (mn10300_asm_output_mi_thunk): New function.
5080 (mn10300_can_output_mu_thunk): New function.
5081 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5082 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5083 (FUNCTION_ARG): Delete incorrect comment.
5085 2010-02-03 Jason Merrill <jason@redhat.com>
5088 * fold-const.c (operand_equal_p): Handle erroneous types.
5090 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5092 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5094 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5096 PR rtl-optimization/42941
5097 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5100 2010-02-03 Jason Merrill <jason@redhat.com>
5103 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5105 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5108 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5109 (cselib_reset_table): Renamed from...
5110 (cselib_reset_table_with_next_value): ... this.
5111 (cselib_get_next_uid): Renamed from...
5112 (cselib_get_next_unknown_value): ... this.
5113 * cselib.c (next_uid): Renamed from...
5114 (next_unknown_value): ... this.
5115 (cselib_clear_table): Adjust.
5116 (cselib_reset_table): Adjust. Renamed from...
5117 (cselib_reset_table_with_next_value): ... this.
5118 (cselib_get_next_uid): Adjust. Renamed from...
5119 (cselib_get_next_unknown_value): ... this.
5120 (get_value_hash): Use hash.
5121 (cselib_hash_rtx): Likewise.
5122 (new_cselib_val): Adjust. Set and dump uid.
5123 (cselib_lookup_mem): Pass next_uid as hash.
5124 (cselib_subst_to_values): Likewise.
5125 (cselib_log_lookup): Dump uid.
5126 (cselib_lookup): Pass next_uid as hash. Adjust.
5127 (cselib_process_insn): Adjust.
5128 (cselib_init): Initialize next_uid.
5129 (cselib_finish): Adjust.
5130 (dump_cselib_table): Likewise.
5131 * dse.c (canon_address): Dump value uid.
5132 * print-rtl.c (print_rtx): Print value uid.
5133 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5135 (dv_uid): New function, sort of renamed from...
5136 (dv_htab_hash): ... this, reimplemented in terms of it and...
5137 (dv_uid2hash): ... this. New.
5138 (variable_htab_eq): Drop excess assertions.
5139 (tie_break_pointers): Removed.
5140 (canon_value_cmp): Compare uids.
5141 (variable_post_merge_New_vals): Print uids.
5142 (vt_add_function_parameters): Adjust.
5143 (vt_initialize): Reset table. Adjust.
5145 2010-02-03 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/42944
5148 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5149 (call_may_clobber_ref_p_1): Likewise. Properly handle
5150 malloc and calloc clobbering errno.
5152 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5154 * doc/invoke.texi: Fix name of sched1 dump.
5156 * opts.c (decode_options): Set flag_tree_switch_conversion
5157 only conditionally on optimize >= 2.
5159 * gcse.c: Assorted comment fixes in pass description.
5161 2010-02-03 Anthony Green <green@moxielogic.com>
5163 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5164 nop padding in order to maintain alignment of storage location of
5165 target function address.
5166 (moxie_trampoline_init): Store target function address at newly
5168 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5170 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5172 2010-02-03 Richard Guenther <rguenther@suse.de>
5175 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5177 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5179 * config.gcc: Reenable check for obsolete targets.
5180 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5181 mips-sgi-irix6.[0-4]*.
5183 2010-02-02 Nick Clifton <nickc@redhat.com>
5185 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5186 constant size of 4 as being the same as 0.
5187 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5188 can take values in the range 0..4.
5190 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5193 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5194 as _darwin10_Unwind_FindEnclosingFunction().
5195 * libgcc-libsystem.ver: New.
5197 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5200 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5201 implicitly set registers.
5203 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5205 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5206 (arm_override_options): Allow automatic selection of the thread
5207 pointer register if thumb2.
5208 (legitimize_pic_address): Improve code sequences for Thumb2.
5209 (arm_call_tls_get_addr): Likewise.
5210 (legitimize_tls_address): Likewise.
5211 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5212 (pic_load_addr_32bit): ... this. New named pattern.
5213 * thumb2.md (pic_load_addr_thumb2): Delete.
5214 (pic_load_dot_plus_four): Delete.
5215 (tls_load_dot_plus_four): New named pattern.
5217 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5220 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5221 Document fix for TLS bug.
5223 2010-01-31 Richard Guenther <rguenther@suse.de>
5225 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5226 conservatively correct.
5228 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5232 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5234 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5236 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5238 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5240 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5242 * config.gcc: Adjust order of makefile fragments for mingw targets.
5244 2010-01-31 Richard Guenther <rguenther@suse.de>
5247 * gimplify.c (gimplify_init_constructor): For volatile LHS
5248 initialize a temporary.
5250 2010-01-31 Matthias Klose <doko@ubuntu.com>
5252 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5254 * configure: Regenerate.
5256 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5258 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5259 the same alias set and their sizes different constantness.
5260 (aliasing_component_refs_p): Revert 2009-10-24 change.
5262 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5264 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5267 2010-01-29 Richard Guenther <rguenther@suse.de>
5269 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5270 Assert we successfully updated the call.
5272 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5274 PR rtl-optimization/42889
5275 * df.h (df_set_bb_dirty_nonlr): New prototype.
5276 * df-core.c (df_set_bb_dirty_nonlr): New function.
5277 * df-scan.c (df_insn_rescan): Call it instead of
5278 df_set_bb_dirty for DEBUG_INSNs.
5280 2010-01-29 Richard Guenther <rguenther@suse.de>
5283 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5284 quadratic behavior in most cases.
5286 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5290 in the call to gen_x86_movsicc_0_m1.
5292 2010-01-28 Richard Guenther <rguenther@suse.de>
5294 PR tree-optimization/42871
5295 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5297 2010-01-28 Richard Guenther <rguenther@suse.de>
5299 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5300 into call arguments.
5302 2010-01-28 Richard Guenther <rguenther@suse.de>
5305 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5306 the forwarder if the destination is an EH landing pad.
5308 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5310 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5311 block list passed to gimple_duplicate_sese_tail.
5312 (parallelize_loops): Avoid parallelization when the function
5314 Avoid parallelization when the preheader is IRREDUCIBLE.
5315 Try to optimize when estimated_loop_iterations_int is unresolved.
5316 Add the loop's location to the dump file.
5317 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5318 (gimple_duplicate_sese_tail): Remove the check for the latch.
5319 Redirect nexits to the exit block.
5320 Remove handling of the incoming edges to the latch.
5321 Redirect the backedge from the copied latch to the exit bb.
5323 2010-01-28 Michael Matz <matz@suse.de>
5326 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5327 Wrap force_reg into a sequence, emit it before user.
5329 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5331 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5333 (arm_legacy_rev): Likewise.
5334 (thumb_legacy_rev): Likewise.
5336 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5338 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5339 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5340 on MEM's address failed, try avoid_constant_pool_reference and
5341 recurse if it returned something different.
5342 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5343 address, try avoid_constant_pool_reference and recurse if it
5344 returned something different.
5345 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5346 address and avoid_constant_pool_reference returned something
5347 different, don't set have_address.
5349 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5352 * var-tracking.c (val_store): Add modified argument, obey it.
5354 (count_uses): Move down logging of main.
5355 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5356 don't need resolution.
5357 (emit_notes_in_bb): Likewise.
5359 2010-01-27 Richard Guenther <rguenther@suse.de>
5362 * tree-inline.c (remap_decl): Delay remapping of SSA name
5363 default definitions until we need them.
5365 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5367 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5368 (rs6000_delegitimize_address): New function.
5370 * config/s390/s390.c (s390_delegitimize_address): Call
5371 delegitimize_mem_from_attrs.
5374 * tree-inline.c (cannot_copy_type_1): Removed.
5375 (copy_forbidden): Don't forbid copying of functions containing
5376 records/unions with variable length fields.
5378 2010-01-27 Christian Bruel <christian.bruel@st.com>
5382 * config/sh/sh.c (find_barrier): Increase length for non delayed
5383 conditional branches.
5385 2010-01-27 Matthias Klose <doko@ubuntu.com>
5387 * configure.ac (gnu-unique-object): Fix ldd version check.
5388 * configure: Regenerate.
5390 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5392 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5394 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5395 Test for HAVE_GNU_AS value.
5397 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5399 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5400 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5401 INT64_TYPE): Define.
5402 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5403 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5404 INT_LEAST64_TYPE): Define.
5405 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5406 UINT_LEAST64_TYPE): Define.
5407 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5408 INT_FAST64_TYPE): Define.
5409 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5410 UINT_FAST64_TYPE): Define.
5411 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5412 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5413 (SIG_ATOMIC_TYPE): Define.
5415 2010-01-26 Richard Guenther <rguenther@suse.de>
5417 * df-scan.c (df_scan_set_bb_info): Remove assert.
5418 (df_insn_rescan_debug_internal): Merge asserts.
5419 (df_install_ref): Likewise.
5420 (df_mark_reg): Use bitmap_set_range.
5421 (df_hard_reg_used_p): Remove assert.
5422 (df_hard_reg_used_count): Likewise.
5424 2010-01-26 Richard Guenther <rguenther@suse.de>
5426 PR rtl-optimization/42685
5427 * web.c (web_main): Ignore DEBUG_INSNs.
5429 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5431 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5433 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5434 Fix types of fndecl and arglist parameters.
5436 2010-01-26 Richard Guenther <rguenther@suse.de>
5439 * tree-eh.c (unsplit_eh): Skip debug insns.
5441 2010-01-26 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/42250
5444 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5446 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5449 * omp-low.c (expand_omp_sections): Only use single_pred if
5450 l2_bb is single_pred_p.
5452 2010-01-25 Christian Bruel <christian.bruel@st.com>
5455 * config/sh/sh.c (find_barrier): Increase length for non delayed
5456 conditional branches.
5457 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5459 2010-01-24 David S. Miller <davem@davemloft.net>
5461 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5462 define if not using GAS.
5463 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5464 Likewise. Delete SECTION_MERGE code, which is only applicable
5467 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5470 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5471 mangling of va_list in system headers.
5473 2010-01-23 Toon Moene <toon@moene.org>
5475 * tree-predcom.c (combine_chains): Return NULL, not false.
5477 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5479 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5480 initialization of variable res to agree with return type.
5482 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5484 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5485 * tree-sra.c: Add include of expr.h.
5487 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5489 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5490 insert the debug stmt on the single non-EH edge from the stmt.
5492 2010-01-22 Richard Henderson <rth@redhat.com>
5495 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5496 the RHS until after generate_subtree_copies has insertted its
5497 code before the current statement.
5499 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5501 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5503 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5505 2010-01-21 Martin Jambor <mjambor@suse.cz>
5507 PR tree-optimization/42585
5508 * tree-sra.c (struct access): New field grp_total_scalarization.
5509 (dump_access): Dump the new field.
5510 (should_scalarize_away_bitmap): New variable.
5511 (cannot_scalarize_away_bitmap): Likewise.
5512 (sra_initialize): Allocate new bitmaps.
5513 (sra_deinitialize): Free new bitmaps.
5514 (create_access_1): New function.
5515 (create_access): Parts moved to create_access_1.
5516 (type_consists_of_records_p): New function.
5517 (completely_scalarize_record): Likewise.
5518 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5519 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5520 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5522 (analyze_all_variable_accesses): Completely scalarize small eligible
5525 2010-01-21 Martin Jambor <mjambor@suse.cz>
5527 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5529 2010-01-21 Andrew Haley <aph@redhat.com>
5531 * gcc.c (process_command): Move lang_specific_driver before
5532 setting cc_libexec_prefix.
5534 2010-01-21 Richard Guenther <rguenther@suse.de>
5537 * fold-const.c (negate_expr_p): Pretend only negative
5538 real constants are easily negatable.
5540 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5541 Jason Merrill <jason@redhat.com>
5543 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5544 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5545 * calls.c (initialize argument_information): Handle it.
5546 * c-common.c (handle_transparent_union_attribute): Use new name.
5547 * c-decl.c (finish_struct): Ditto.
5548 * c-typeck.c (type_lists_compatible_p): Ditto.
5549 (convert_for_assignment): Use new name and also handle record.
5550 * function.c (aggregate_value_p): Handle it.
5551 (pass_by_reference): Ditto.
5552 (assign_parm_data_types): Ditto.
5553 * print-tree.c (print_node): Ditto.
5554 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5555 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5556 * tree.c (first_field): New fn.
5558 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5561 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5562 even when linking statically, for now.
5564 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5567 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5568 without a cselib val.
5569 (count_uses): Accept MO_VAL_SET with no val on stores.
5570 (add_stores): Likewise.
5572 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5574 * var-tracking.c (check_value_val): Add a compile time assertion.
5575 (dv_is_decl_p): Simplify.
5576 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5577 gcc_assert if ENABLE_CHECKING.
5579 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5582 * var-tracking.c: Include tree-flow.h.
5583 (mem_dies_at_call): New.
5584 (dataflow_set_preserve_mem_locs): Use it.
5585 (dataflow_set_remove_mem_locs): Likewise.
5586 (dump_var): Renamed from dump_variable. Adjust all callers.
5587 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5588 * Makefile.in (var-tracking.o): Adjust deps.
5590 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5592 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5594 2010-01-20 Richard Guenther <rguenther@suse.de>
5596 PR tree-optimization/42717
5597 * tree-ssa-dce.c (get_live_post_dom): Remove.
5598 (forward_edge_to_pdom): Take an arbitrary edge to copy
5599 degenerate PHI args from.
5600 (remove_dead_stmt): Use the first post-dominator even if it
5601 does not contain live statements as redirection destination.
5603 2010-01-20 Richard Guenther <rguenther@suse.de>
5605 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5607 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5609 * sel-sched.c (create_speculation_check): Remove set but not used
5611 (try_transformation_cache): Remove set but not used variable ds.
5612 (calculate_privileged_insns): Remove set but not used variables
5613 cur_insn and min_spec_insn.
5614 (find_best_expr): Remove set but not used variable avail_n.
5615 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5617 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5619 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5620 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5623 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5626 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5627 cpu types. Add support for *-sse3 cpu types.
5628 (x86_64-*-*): Ditto.
5630 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5633 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5634 argument, call initializer_constant_valid_p_1 instead of
5635 initializer_constant_valid_p, pass CACHE to it, return NULL
5636 immediately if first call returns NULL.
5637 (initializer_constant_valid_p_1): New function.
5638 (initializer_constant_valid_p): Use it.
5640 2010-01-20 Thomas Quinot <quinot@adacore.com>
5642 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5644 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5646 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5647 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5648 (loc_list_from_tree): Don't handle unsigned division. Handle
5649 signed modulo using DW_OP_{over,over,div,mul,minus}.
5650 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5651 modulo instead of signed.
5653 2010-01-20 DJ Delorie <dj@redhat.com>
5655 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5657 (h8300_emit_stack_adjustment): Propogate it.
5659 (h8300_expand_prologue): Likewise.
5660 (h8300_expand_epilogue): Likewise.
5662 2010-01-19 Michael Matz <matz@suse.de>
5664 PR tree-optimization/41783
5665 * tree-data-ref.c (toplevel): Include flags.h.
5666 (dump_data_dependence_relation): Also dump the inputs if the
5667 result will be unknown.
5668 (split_constant_offset_1): Look through some conversions.
5669 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5670 the offset from last element is too large.
5671 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5672 (reassociate_to_the_same_stmt): Handle vector registers.
5673 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5675 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5676 wide_prolog_niters argument, emit widening instructions.
5677 (vect_do_peeling_for_alignment): Adjust caller, use widened
5678 variant of the iteration cound.
5679 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5681 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5684 * config/arm/neon-testgen.m (emit_automatics): New parameter
5685 features. Adjust for Fixed_return_reg feature.
5686 (test_intrinsic): Call emit_automatics with new feature.
5687 * config/arm/neon.ml: Update copyright years.
5688 (features): New Fixed_return_reg feature.
5689 (ops): Update feature for Vget_low.
5691 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5693 PR tree-optimization/42719
5694 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5698 * fwprop.c (all_uses_available_at): Return false if def_set dest
5699 is a REG that is used in def_insn.
5701 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5703 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5705 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5708 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5710 * target.h (struct gcc_target) <secondary_reload>: Change type
5711 of last argument to secondary_reload_info *.
5713 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5716 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5717 memory references with unaligned offsets. Remove CQImode handling.
5718 (unaligned_memory_operand): Return 1 for memory references with
5719 unaligned offsets. Remove CQImode handling.
5721 2010-01-18 Richard Guenther <rguenther@suse.de>
5724 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5727 2010-01-18 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/42781
5730 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5731 restrict processing only if the original variable was artificial.
5733 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5735 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5736 find number of popped argument bytes.
5738 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5739 Fix the text that describes the return value for invalid insns.
5741 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5743 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5744 Clarify what 'cost of the -dependence' is. Fix quoting.
5746 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5747 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5749 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5751 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5752 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5754 2010-01-17 Richard Guenther <rguenther@suse.de>
5757 * function.c (split_complex_args): Take a VEC to modify.
5758 (assign_parms_augmented_arg_list): Build a VEC instead of
5759 a chain of PARM_DECLs.
5760 (assign_parms_unsplit_complex): Take a VEC of arguments.
5761 Do not fixup unmodified parms.
5762 (assign_parms): Deal with the VEC.
5763 (gimplify_parameters): Likewise.
5765 2010-01-17 Richard Guenther <rguenther@suse.de>
5767 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5768 node existence check.
5769 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5770 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5771 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5772 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5773 (gimple_execute_on_growing_pred): Likewise.
5775 2010-01-17 Richard Guenther <rguenther@suse.de>
5777 PR tree-optimization/42773
5778 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5779 (compute_antic_aux): Likewise.
5780 (compute_partial_antic_aux): Likewise.
5782 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5785 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5788 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5790 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5793 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5794 Fix markup for strict argument.
5796 (TARGET_SCHED_REORDER2): Fix argument types.
5798 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5799 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5801 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5802 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5804 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5807 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5808 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5809 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5810 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5811 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5813 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5815 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5817 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5818 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5820 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5822 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5825 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5827 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5828 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5830 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5832 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5834 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5835 referring to it. Fix language.
5837 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5839 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5841 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5843 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5845 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5846 '@var{stream}. Remove stray 'and'.
5848 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5850 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5852 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5854 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5855 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5857 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5858 Fix description of return value.
5859 Rename argument "sz" to "len."
5861 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5862 Clarify meaning of 'true' return value.
5864 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5866 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5867 rep_mode versus mode_rep.
5869 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5871 (TARGET_BUILTIN_DECL): Fix name.
5873 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5875 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5877 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5879 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5881 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5883 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5886 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5887 Rename argument tm_fn to md_fn.
5889 (TARGET_OPTION_PRINT): Fix argument list.
5891 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5894 * config/i386/i386.c (ix86_fixup_binary_operands):
5895 Revert FMA4 fixup of operands.
5897 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5900 * Makefile.in (write_entries_to_file, install-plugin):
5901 Use \012 instead of \n with tr.
5903 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5905 * configure.ac (HAVE_AS_REF): New C macro.
5906 * configure: Regenerate.
5907 * config.in: Likewise.
5908 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5910 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5913 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5915 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5917 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5919 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5921 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5923 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5925 (TARGET_BINDS_LOCAL_P): Fix argument type.
5927 (TARGET_ASM_FILE_END): Use prototype.
5929 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5931 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5933 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5935 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5937 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5938 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5940 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5941 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5943 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5944 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5945 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5946 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5948 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5950 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5952 (TARGET_INIT_BUILTINS): Use prototype.
5954 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5955 Put 'const char *' in braces. Fix parameter types.
5956 (TARGET_INVALID_CONVERSION): Fix parameter types.
5957 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5958 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5960 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5963 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5965 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5967 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5969 * doc/tm.texi (TARGET_HELP): Fix return type.
5971 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5972 in braces. Fix argument types.
5974 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5976 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5978 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5980 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5981 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5983 (TARGET_MANGLE_TYPE): Fix argument types.
5985 (TARGET_IRA_COVER_CLASSES): Use prototype.
5987 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5989 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5991 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5993 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5995 (TARGET_CALLEE_COPIES): Fix argument types.
5997 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5999 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6001 (TARGET_FUNCTION_VALUE): Fix argument types.
6003 (TARGET_RETURN_IN_MSB): Fix argument type.
6005 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6007 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6009 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6011 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6012 agree with return type.
6014 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6016 2010-01-15 Jing Yu <jingyu@google.com>
6018 PR rtl-optimization/42691
6019 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6020 a pseudo to a constant and are merged, and adjust comments.
6022 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6024 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6026 2010-01-15 Richard Guenther <rguenther@suse.de>
6029 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6030 labels of computed or non-local gotos to the destination.
6031 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6032 landing pad label is the first label.
6034 2010-01-15 Richard Guenther <rguenther@suse.de>
6036 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6038 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6041 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6042 to allow generation of the xssqrtdp instruction on power7.
6043 (sqrtdf2_fpr): Ditto.
6045 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6048 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6049 functions with noreturn attribute.
6052 * varasm.c (declare_weak): Add weak attribute to decl if it
6053 doesn't have one already.
6054 (assemble_external): Only add decls to weak_decls if they also
6055 have weak attribute.
6057 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6059 * var-tracking.c (var_reg_delete): Don't delete the association
6060 between REGs and values or one-part variables if the register
6063 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6066 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6067 because its first operand is a non-localized variable.
6069 2010-01-14 Martin Jambor <mjambor@suse.cz>
6071 PR tree-optimization/42706
6072 * tree-sra.c (encountered_recursive_call): New variable.
6073 (encountered_unchangable_recursive_call): Likewise.
6074 (sra_initialize): Initialize both new variables.
6075 (callsite_has_enough_arguments_p): New function.
6076 (scan_function): Call decl and flags check only for IPA-SRA, check
6077 whether there is a recursive call and whether it has enough arguments.
6078 (all_callers_have_enough_arguments_p): New function.
6079 (convert_callers): Look for recursive calls only when
6080 encountered_recursive_call is set.
6081 (ipa_early_sra): Bail out either if
6082 !all_callers_have_enough_arguments_p or
6083 encountered_unchangable_recursive_call.
6085 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6087 * sel-sched.c: Add 2010 to copyright years.
6088 * sel-sched-ir.c: Likewise.
6089 * sel-sched-ir.h: Likewise.
6091 2010-01-14 Martin Jambor <mjambor@suse.cz>
6093 PR tree-optimization/42714
6094 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6095 constructors specially.
6097 2010-01-14 Andi Kleen <ak@linux.intel.com>
6099 * config/i386/drivers-i386.c (detect_caches_intel):
6100 Add l2sizekb parameter and fill in.
6101 (host_detect_local_cpu): Add l2sizekb, fill in.
6102 Add Atom small cache heuristic.
6104 2010-01-14 Andi Kleen <ak@linux.intel.com>
6106 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6107 Add level3 parameter and fill in.
6108 (detect_caches_intel): Handle level3 cache.
6110 2010-01-14 Andi Kleen <ak@linux.intel.com>
6112 * config/i386/drivers-i386.c (host_detect_local_cpu):
6113 Fix core duo detection.
6115 2010-01-14 Andi Kleen <ak@linux.intel.com>
6117 * config/i386/drivers-i386.c (host_detect_local_cpu):
6120 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6122 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6123 (rs6000_variable_issue_1): this. Use...
6124 (rs6000_variable_issue): here. Reimplement. Print debug info.
6126 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6128 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6129 sel_restore_notes. Update all callers. Call reemit_notes
6132 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6134 PR rtl-optimization/42246
6135 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6138 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6140 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6141 all successors is the same as number of successors in current region.
6143 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6145 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6146 to rename is not separable. Otherwise check that its LHS is not NULL.
6148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6150 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6152 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6154 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6155 available registers when failed to discover LHS register class.
6156 Fix indentation. Update comment.
6158 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6159 Alexander Monakov <amonakov@ispras.ru>
6161 PR rtl-optimization/42389
6162 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6164 (advance_state_on_fence): Likewise.
6165 (sel_target_adjust_priority): Print debug output only when
6166 sched_verbose >= 4, not 2.
6167 (get_expr_cost): Do not issue all unique insns on the next cycle.
6168 (fill_insns): Initialize can_issue_more from the value saved
6170 * sel-sched-ir.c (flist_add): New parameter issue_more.
6171 Init FENCE_ISSUE_MORE with it.
6172 (merge_fences): Likewise.
6173 (init_fences): Update call to flist_add.
6174 (add_to_fences, add_clean_fence_to_fences)
6175 (add_dirty_fence_to_fences): Likewise.
6176 (move_fence_to_fences): Update call to merge_fences.
6177 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6179 * sel-sched-ir.h (struct _fence): New field issue_more.
6180 (FENCE_ISSUE_MORE): New accessor macro.
6182 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6184 PR rtl-optimization/42388
6185 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6186 that have no predecessors nor successors. Do not call move_bb_info
6187 for empty blocks outside of current region.
6189 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6191 PR rtl-optimization/42294
6192 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6193 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6194 originators' originators.
6196 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6198 PR rtl-optimization/39453
6199 PR rtl-optimization/42246
6200 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6202 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6204 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6205 Alexander Monakov <amonakov@ispras.ru>
6208 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6209 (maybe_tidy_empty_bb): ... here. Make static. Add new
6210 argument. Update all callers.
6211 (tidy_control_flow): ... and here. Recompute topological order
6212 of basic blocks in region if necessary.
6213 (sel_redirect_edge_and_branch): Change return type. Return true
6214 if topological order might have been invalidated.
6215 (purge_empty_blocks): Export and move from...
6216 * sel-sched.c (purge_empty_blocks): ... here.
6217 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6218 (maybe_tidy_empty_bb): Delete prototype.
6219 (purge_empty_blocks): Declare.
6221 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6223 PR rtl-optimization/42249
6224 * sel-sched.c (try_replace_dest_reg): When chosen register
6225 and original register is the same, do not bail out early, but
6226 still check all original insns for validity of replacing destination
6227 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6230 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6233 Port from no-undefined-overflow branch:
6234 2009-03-09 Richard Guenther <rguenther@suse.de>
6236 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6238 2010-01-14 Richard Guenther <rguenther@suse.de>
6241 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6243 2010-01-14 Ira Rosen <irar@il.ibm.com>
6245 PR tree-optimization/42709
6246 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6247 as scalar type in creation of constant vector operand.
6249 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6252 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6253 (check-parallel-%): Match `testsuite' directory component only
6256 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6258 PR translation/39521
6259 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6262 2010-01-13 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/42730
6265 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6268 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6271 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6272 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6275 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6277 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6278 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6279 ___umulsi3_highpart.
6281 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6282 rather than schedule_insns if the pass is enabled.
6284 2010-01-13 Martin Jambor <mjambor@suse.cz>
6286 PR tree-optimization/42704
6287 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6290 2010-01-13 Martin Jambor <mjambor@suse.cz>
6292 PR tree-optimization/42703
6293 * tree-sra.c (analyze_access_subtree): Check that we can build a
6294 reference to the original data within the aggregate.
6296 2010-01-13 Richard Guenther <rguenther@suse.de>
6298 PR tree-optimization/42705
6299 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6301 2010-01-13 Richard Guenther <rguenther@suse.de>
6304 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6306 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6309 * var-tracking.c (values_to_unmark): New variable.
6310 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6311 values_to_unmark vector. Moved body to...
6312 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6313 instead queue it into values_to_unmark vector.
6314 (vt_find_locations): Free values_to_unmark vector.
6316 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6318 * config/s390/s390.c (override_options): Set
6319 default of max-pending-list-length to 256
6321 2010-01-13 Richard Guenther <rguenther@suse.de>
6324 * tree-pass.h (PROP_gimple_lcx): New.
6325 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6326 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6327 before the final cleanup_eh.
6328 (dump_properties): Dump PROP_gimple_lcx.
6329 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6330 (tree_lower_complex_O0): Remove.
6331 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6332 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6333 tree_lower_complex, schedule TODO_update_ssa.
6334 * lto-streamer-out.c (output_function): Stream the functions
6336 * lto-streamer-in.c (input_function): Likewise.
6337 (lto_read_body): Do not override them here.
6339 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6342 * c-typeck.c (build_c_cast): Fold value cast to union type before
6343 wrapping it in a CONSTRUCTOR.
6345 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6347 PR rtl-optimization/42699
6348 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6351 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6353 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6354 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6355 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6356 SUBTARGET_WARN_UNUSED_SPEC): ... here
6357 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6359 2010-01-12 Julian Brown <julian@codesourcery.com>
6361 * config/arm/neon-schedgen.ml (Utils): Don't try to
6362 open missing module.
6363 (find_with_result): New.
6365 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6368 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6369 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6371 PR tree-optimization/42645
6372 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6373 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6374 decl_map, set processing_debug_stmt to -1 and return name without
6377 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6379 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6380 binutils version, and reword target configuration description.
6382 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6384 * config/avr/avr.h (LINKER_NAME): Remove.
6386 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6389 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6390 that support VSX, warn for -mno-altivec if vsx is not disabled,
6393 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6394 Shujing Zhao <pearly.zhao@oracle.com>
6396 PR translation/42469
6397 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6398 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6399 character between option name and help text.
6400 * c.opt (imultilib): Likewise.
6402 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6404 * lto-streamer-out.c (output_unreferenced_globals): Output static
6407 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6409 PR rtl-optimization/42621
6410 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6411 optimizing for size.
6412 (duplicate_computed_gotos): Remove now-redundant check.
6414 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6417 * configure.ac: Save and restore LDFLAGS and LIBS
6418 * configure: Regenerate.
6420 2010-01-10 Richard Guenther <rguenther@suse.de>
6423 * builtins.c (fold_builtin_strlen): Add type argument and
6424 convert the resulting length to it.
6425 (fold_builtin_1): Adjust.
6427 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6429 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6430 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6432 (num_insns_constant_wide): Adjust for that change.
6434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6437 * web.c (union_defs): Add used argument, to combine uses of
6439 (entry_register): Adjust type and tests of used argument.
6440 (web_main): Widen used for new use. Pass it to union_defs.
6441 * df.h (union_defs): Adjust prototype.
6443 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6446 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6447 uses in new incoming argument. Free body.
6448 (reset_debug_uses_in_loop): New.
6449 (analyze_insn_to_expand_var): Call the latter if the former found
6450 anything. Fix whitespace. Reject invalid dest overlaps before
6451 going through all insns in the loop.
6453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6456 * haifa-sched.c (dying_use_p): Debug insns don't count.
6458 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6461 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6462 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6463 (verify_gimple_call): Reject LHS in noreturn calls.
6465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6469 * tree-vect-loop-manip.c (adjust_info): New type.
6470 (adjust_vec): New pointer to vector.
6471 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6472 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6473 (slpeel_update_phis_for_duplicate_loop): Use them.
6474 (slpeel_update_phi_nodes_for_guard1): Likewise.
6475 (slpeel_update_phi_nodes_for_guard2): Likewise.
6476 (slpeel_tree_peel_loop_to_edge): Likewise.
6477 (vect_update_ivs_after_vectorizer): Likewise.
6479 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6481 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6482 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6486 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6487 bogus uninitialized warning.
6489 2010-01-09 Richard Guenther <rguenther@suse.de>
6492 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6493 the evolution is compatible with the initial condition.
6495 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6497 * gcc.c (process_command): Update copyright notice dates.
6498 * gcov.c (print_version): Likewise.
6499 * gcov-dump.c (print_version): Likewise.
6500 * mips-tfile.c (main): Likewise.
6501 * mips-tdump.c (main): Likewise.
6503 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6506 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6508 (rotlhi3_8): Delete.
6510 (rotlsi3_8): Delete.
6511 (rotlsi3_16): Delete.
6512 (rotlsi3_24): Delete.
6514 (*rotw<mode>3): New.
6515 (*rotb<mode>3): New.
6516 * config/avr/avr.c (avr_rotate_bytes): New function.
6517 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6519 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6522 * configure.ac: Modify -rdynamic check.
6523 * configure: Regenerate.
6525 2010-01-08 DJ Delorie <dj@redhat.com>
6527 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6528 register popping order.
6530 2010-01-08 Richard Guenther <rguenther@suse.de>
6533 * c.opt (fsigned-char): Also let LTO handle this option.
6534 (funsigned-char): Likewise.
6536 2010-01-07 Richard Guenther <rguenther@suse.de>
6538 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6539 (gimple_op): Likewise.
6540 (gimple_op_ptr): Likewise.
6541 (gimple_assign_set_lhs): Remove gcc_assert.
6542 (gimple_assign_set_rhs1): Likewise.
6543 (gimple_assign_set_rhs2): Likewise.
6544 (gimple_call_set_lhs): Likewise.
6545 (gimple_call_set_fn): Likewise.
6546 (gimple_call_set_fndecl): Likewise.
6547 (gimple_call_fndecl): Likewise.
6548 (gimple_call_return_type): Likewise.
6549 (gimple_call_set_chain): Likewise.
6550 (gimple_call_num_args): Likewise.
6551 (gimple_call_set_arg): Likewise.
6552 (gimple_cond_set_code): Likewise.
6553 (gimple_cond_set_lhs): Likewise.
6554 (gimple_cond_set_rhs): Likewise.
6555 (gimple_cond_set_true_label): Likewise.
6556 (gimple_cond_set_false_label): Likewise.
6557 (gimple_label_set_label): Likewise.
6558 (gimple_goto_set_dest): Likewise.
6559 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6560 (gimple_debug_bind_get_value): Likewise.
6561 (gimple_debug_bind_get_value_ptr): Likewise.
6562 (gimple_debug_bind_set_var): Likewise.
6563 (gimple_debug_bind_set_value): Likewise.
6564 (gimple_debug_bind_reset_value): Likewise.
6565 (gimple_debug_bind_has_value_p): Likewise.
6566 (gimple_return_retval_ptr): Remove gcc_assert.
6567 (gimple_return_retval): Likewise.
6568 (gimple_return_set_retval): Likewise.
6569 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6570 (safe_referenced_var_iterator): Remove.
6571 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6572 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6573 (fill_referenced_var_vec): Remove.
6574 (first_readonly_imm_use): Remove redundant gcc_assert.
6575 (phi_arg_index_from_use): Combine gcc_asserts.
6576 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6577 (first_imm_use_stmt): Remove redundant gcc_assert.
6578 * tree-cfg.c (verify_gimple_call): Verify function and chain
6579 operands. Verify arguments.
6580 (verify_types_in_gimple_stmt): Verify condition code and labels.
6582 2010-01-07 Richard Guenther <rguenther@suse.de>
6584 PR tree-optimization/42641
6585 * sese.c (rename_map_elt_info): Use the SSA name version, do
6588 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6590 PR tree-optimization/42625
6591 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6592 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6594 2010-01-07 Duncan Sands <baldrick@free.fr>
6596 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6598 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6601 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6602 note itself is not function_invariant_p.
6604 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6606 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6607 Do not add the DF_NOTE problem.
6608 * store-motion.c (execute_rtl_store_motion): Likewise.
6610 2010-01-07 Martin Jambor <mjambor@suse.cz>
6612 PR tree-optimization/42157
6613 * tree-sra.c (compare_access_positions): Stabilize sort if both
6614 accesses have integer types, return zero immediately if they are the
6617 2010-01-06 Richard Henderson <rth@redhat.com>
6620 * haifa-sched.c (add_to_note_list): Merge into ...
6621 (concat_note_lists): ... here, and ...
6622 (unlink_other_notes, rm_other_notes): Merge into...
6623 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6624 NOTE_INSN_EPILOGUE_BEG.
6626 2010-01-06 Richard Guenther <rguenther@suse.de>
6628 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6629 not inline regular functions into always-inline functions.
6631 2010-01-06 Nick Clifton <nickc@redhat.com>
6633 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6634 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6636 (OVERRIDE_OPTIONS): Delete.
6637 (OPTIMIZATION_OPTIONS): Define.
6638 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6639 * config/rx/rx.c (rx_handle_option): Issue an error message if
6640 -mcpu=rx200 and -fpu are used together.
6641 (rx_set_optimization_options): New function. Issue an error
6642 message if an optimization attribute attempts to reset the FPU/
6643 math optimization pairing.
6644 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6645 * config/rx/rx.opt: Set the default to 32-bit doubles.
6646 * config/rx/t-rx: Add multilibs for -nofpu option.
6647 * doc/invoke.texi: Update documentation of RX options.
6649 2010-01-06 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-pre.c (name_to_id): New global.
6652 (alloc_expression_id): Simplify SSA name handling.
6653 (lookup_expression_id): Likewise.
6654 (init_pre): Zero name_to_id.
6655 (fini_pre): Free it.
6657 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6659 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6661 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6664 * config/i386/sse.md (smaxv2di3): New.
6665 (umaxv2di3): Likewise.
6666 (sminv2di3): Likewise.
6667 (uminv2di3): Likewise.
6669 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6672 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6673 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6674 (legitimize_tls_address): Likewise.
6675 (sparc_tls_referenced_p): Likewise.
6676 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6677 and adjust calls to legitimize_pic_address.
6678 (legitimate_constant_p) Use sparc_tls_referenced_p.
6679 (legitimate_pic_operand_p): Likewise.
6680 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6681 (sparc_tls_symbol_ref_1): Delete.
6682 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6683 (legitimize_tls_address): Make static, handle CONST patterns.
6684 (legitimize_pic_address): Make static, remove unused parameter and
6685 adjust recursive calls.
6686 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6687 and adjust call to legitimize_pic_address.
6688 (sparc_output_mi_thunk): Likewise.
6690 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6691 H.J. Lu <hongjiu.lu@intel.com>
6694 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6695 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6696 operands to make them signed.
6699 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6702 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6703 GTU to GT for V4SI and V2DI.
6705 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6706 (umin<mode>3): Removed.
6708 (uminv4si3): Likewise.
6710 2010-01-05 Martin Jambor <mjambor@suse.cz>
6712 PR tree-optimization/42462
6713 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6714 current_function_decl to helper functions and macros.
6716 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6719 * flags.h: Don't include real.h.
6720 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6721 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6722 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6723 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6724 * dominance.c: Update copyright.
6725 * gimple.c (walk_gimple_op): Remove inline.
6726 * tree-ssa-reassoc.c: Include real.h.
6727 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6728 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6730 2010-01-05 Nick Clifton <nickc@redhat.com>
6732 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6733 register to push into the stack frame when the accumulator has to
6734 be saved during interrupts.
6736 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6738 * doc/invoke.texi: Remove the documentation about option
6740 * common.opt (Wunreachable-code): Preserved for backward
6742 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6743 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6744 the backward compatibility flag section.
6746 2010-01-05 Richard Guenther <rguenther@suse.de>
6748 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6750 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6753 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6755 PR tree-optimization/42508
6756 * tree-sra.c (convert_callers): Check for recursive call
6757 by comparing cgraph nodes instead of decls.
6758 (modify_function): Call ipa_modify_formal_parameters also
6759 on all same_body aliases.
6761 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6762 cgraph nodes when checking for same_body aliases.
6764 2010-01-05 Richard Guenther <rguenther@suse.de>
6766 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6767 allocation and lookup.
6768 (get_or_alloc_expr_for_constant): Likewise.
6769 (phi_translate): Sink allocation.
6771 2010-01-04 Richard Guenther <rguenther@suse.de>
6773 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6774 a new entry only if needed.
6775 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6776 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6778 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6780 (phi_translate): Handle CONSTANTs early.
6782 2010-01-04 Martin Jambor <mjambor@suse.cz>
6784 PR tree-optimization/42398
6785 * tree-sra.c (struct access): Removed flag grp_different_types.
6786 (dump_access): Do not dump the removed flag.
6787 (sort_and_splice_var_accesses): Do not set the removed flag.
6788 (sra_modify_expr): Check for type compatibility directly.
6790 2010-01-04 Martin Jambor <mjambor@suse.cz>
6792 PR tree-optimization/42366
6793 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6794 edges with variable number of parameters.
6795 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6796 flag instead of asserting it.
6797 (ipa_read_node_info): Read uses_analysis_done flag.
6799 2010-01-04 Richard Guenther <rguenther@suse.de>
6801 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6802 iterative_hash_* as intended.
6803 (vn_reference_compute_hash): Likewise. Simplify hashing
6805 (vn_reference_lookup_2): Likewise.
6806 (vn_nary_op_compute_hash): Likewise.
6807 (vn_phi_compute_hash): Likewise.
6808 (expressions_equal_p): Remove strange code.
6809 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6810 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6811 (bitmap_insert_into_set_1): Take value-id as parameter.
6812 (add_to_value): Pass it.
6813 (bitmap_insert_into_set): Likewise.
6814 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6816 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6819 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6820 (do_self_spec): For switches with SWITCH_IGNORE set set also
6821 SWITCH_IGNORE_PERMANENTLY.
6822 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6825 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6827 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6828 tree of an unreferenced global var.
6830 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6833 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6834 GTU to GT for V4SI and V2DI.
6836 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6837 (umin<mode>3): Removed.
6839 (uminv4si3): Likewise.
6841 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6844 * collect2.c (main): Turn on trace in collect2 if -v is passed
6847 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6849 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6850 description of expression operand.
6852 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6854 * configure.ac: Add install-html to target_list for Make-hooks.
6855 * configure: Regenerate.
6856 * fortran/Make-lang.in (F95_HTMLFILES): New.
6857 (fortran.html): Use it.
6858 (fortran.install-html): New.
6859 * Makefile.in (install-html): Add lang.install-html.
6860 * java/Make-lang.in (JAVA_HTMLFILES): New.
6861 (java.html): Use it.
6862 (java.install-html): New.
6863 * objc/Make-lang.in (objc.install-html): New.
6864 * objcp/Make-lang.in (obj-c++.install-html): New.
6865 * cp/Make-lang.in (c++.install-html): New.
6866 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6867 * lto/Make-lang.in (lto.install-html): New.
6869 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6872 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6874 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6876 PR rtl-optimization/41862
6877 * store-motion.c (store_killed_in_insn, compute_store_table,
6878 remove_reachable_equiv_notes, replace_store_insn,
6879 build_store_vectors): Ignore all DEBUG_INSNs.
6881 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6884 * common.opt: Add dumpdir.
6886 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6888 (option_map): Add --dumpdir.
6890 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6892 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6894 * opts.c (decode_options): Try dump_dir_name first if
6895 dump_base_name isn't an absolute path.
6896 (common_handle_option): Handle OPT_dumpdir.
6898 * toplev.c (dump_dir_name): New.
6899 (print_switch_values): Also ignore -dumpdir.
6901 * toplev.h (dump_dir_name): New.
6903 2010-01-03 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/42589
6906 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6907 double-word expansion of bswap32.
6909 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6911 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6912 with BLOCK_FOR_INSN.
6913 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6914 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6915 noce_process_if_block): Likewise.
6916 * gcse.c (compute_local_properties, insert_expr_in_table,
6917 insert_set_in_table, canon_list_insert, find_avail_set,
6918 pre_insert_copy_insn): Likewise.
6920 * basic-block.h (BLOCK_NUM): Move from here...
6921 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6923 2010-01-03 Richard Guenther <rguenther@suse.de>
6925 PR tree-optimization/42438
6926 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6927 contains_may_not_return_call flag.
6928 (BB_MAY_NOTRETURN): New.
6929 (valid_in_sets): Trapping nary operations are not valid
6930 in blocks that may not return.
6931 (insert_into_preds_of_block): Remove check for trapping expressions.
6932 (compute_avail): Compute also BB_MAY_NOTRETURN.
6934 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6936 * doc/invoke.texi: Add 2010 to copyright years.
6938 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6940 * config/sparc/sparc.c: Fix formatting nits.
6942 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6943 Alexander Monakov <amonakov@ispras.ru>
6945 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6947 2010-01-02 Richard Guenther <rguenther@suse.de>
6950 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6951 (simplify_switch_using_ranges): Mark to be removed edges
6954 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6956 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6958 * collect2.c (scan_libraries): Add missing argument in call to
6961 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6964 * config/alpha/predicates.md (aligned_memory_operand): Return false
6966 (unaligned_memory_operand): Return true for CQImode.
6967 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6968 doesn not cross aligned SImode word boundary.
6970 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6972 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6974 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6975 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6977 2010-01-02 Richard Guenther <rguenther@suse.de>
6980 * toplev.c (compile_file): Emit LTO marker properly. Change
6982 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6984 2010-01-01 Richard Guenther <rguenther@suse.de>
6987 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6989 2010-01-01 Richard Guenther <rguenther@suse.de>
6992 * c-decl.c (grokdeclarator): For zero-size arrays force
6993 structural equality checks as layout_type does.
6995 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6997 * builtins.c: Update copyright to 2010.
6999 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7002 * lto-streamer-out.c (produce_asm): Revert the last change.
7003 (copy_function): Likewise.
7005 * lto-streamer.c (lto_get_section_name): Skip any leading
7008 2010-01-01 Richard Guenther <rguenther@suse.de>
7011 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7015 Copyright (C) 2010 Free Software Foundation, Inc.
7017 Copying and distribution of this file, with or without modification,
7018 are permitted in any medium without royalty provided the copyright
7019 notice and this notice are preserved.