1 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4 df_simulate_find_noclobber_defs as appropriate. Keep track of an
5 extra set merge_set_noclobber, and use it to relax the final test
7 * df.h (df_simulate_find_noclobber_defs): Declare.
8 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
10 (df_simulate_find_noclobber_defs): New function.
12 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.md: Use {} around multi-line preparation statements.
16 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18 * c-tree.h (push_init_level, pop_init_level, set_init_index)
19 (process_init_element): New argument of type struct obstack *.
21 * c-typeck.c (push_init_level, pop_init_level, set_designator)
22 (set_init_index, set_init_label, set_nonincremental_init)
23 (set_nonincremental_init_from_string, find_init_member)
24 (output_init_element, output_pending_init_elements)
25 (process_init_element): New argument braced_init_obstack. Pass it
27 (push_range_stack, add_pending_init): New argument
28 braced_init_obstack. Use obstack allocation.
30 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
31 braced_init_obstack. Pass it down.
32 (c_parser_braced_init): New variables ret, braced_init_obstack.
33 Initialize obstack, pass it down and finally free it.
35 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
38 * optabs.h (expand_widening_mult): Declare.
39 * tree-pass.h (pass_optimize_widening_mul): Declare.
40 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
41 gate_optimize_widening_mul): New static functions.
42 (pass_optimize_widening_mul): New.
43 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
45 <case MULT_EXPR>: Remove support for widening multiplies.
46 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
47 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
48 simplify_gen_unary rather than directly building extensions.
49 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
51 * expmed.c (expand_widening_mult): New function.
52 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
54 2010-04-21 Jan Hubicka <jh@suse.cz>
56 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
57 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
58 * lto-wpa-fixup.c: Remove.
59 * Makefile.in (lto-wpa-fixup.o): Remove.
60 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
61 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
62 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
64 2010-04-21 Jan Hubicka <jh@suse.cz>
66 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
67 add write_optimization_summary, read_optimization_summary.
68 (ipa_write_summaries_of_cgraph_node_set): Remove.
69 (ipa_write_optimization_summaries): Declare.
70 (ipa_read_optimization_summaries): Declare.
71 * ipa-cp.c (pass_ipa_cp): Update.
72 * ipa-reference.c (pass_ipa_reference): Update.
73 * ipa-pure-const.c (pass_ipa_pure_const): Update.
74 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
76 * ipa-inline.c (pass_ipa_inline): Update.
77 * ipa.c (pass_ipa_whole_program): Update.
78 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
79 * passes.c (ipa_write_summaries_1): Do not test wpa.
80 (ipa_write_optimization_summaries_1): New.
81 (ipa_write_optimization_summaries): New.
82 (ipa_read_summaries): Do not test ltrans.
83 (ipa_read_optimization_summaries_1): New.
84 (ipa_read_optimization_summaries): New.
86 2010-04-21 Jan Hubicka <jh@suse.cz>
88 * lto-cgraph.c (lto_output_node): Do not output comdat groups
90 (output_cgraph): Do not arrange comdat groups for boundary nodes.
92 2010-04-21 Jakub Jelinek <jakub@redhat.com>
95 * dwarf2out.c (add_name_and_src_coords_attributes): Add
96 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
98 2010-04-21 Jan Hubicka <jh@suse.cz>
100 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
102 2010-04-21 Jan Hubicka <jh@suse.cz>
104 * varpool.c (decide_is_variable_needed): Variable is always needed
107 2010-04-21 Jan Hubicka <jh@suse.cz>
109 * opts.c (decode_options): Enable pure-const pass for whopr.
111 2010-04-21 Jan Hubicka <jh@suse.cz>
113 * cgraph.c (dump_cgraph_node): Dump also assembler name.
114 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
116 (cgraph_decide_inlining): Do not expect callee to be removed in all
119 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
121 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
123 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (x86_shrd): Add athlon_decode and
126 amdfam10_decode attributes.
128 2010-04-21 Jakub Jelinek <jakub@redhat.com>
131 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
132 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
133 (lower_copyprivate_clauses): Use private var in outer
134 context instead of original var. Make sure the types
135 are correct for VLAs.
137 2010-04-21 Richard Guenther <rguenther@suse.de>
139 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
140 to non-pointer objects.
142 2010-04-21 Jakub Jelinek <jakub@redhat.com>
144 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
145 last chain entry if it starts with the still current label.
146 (add_location_or_const_value_attribute): Check that
147 loc_list->first->next is NULL instead of comparing ->first with ->last.
148 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
149 to add_var_loc_to_decl.
151 * dwarf2out.c (output_call_frame_info): For dw_cie_version
152 >= 4 add also address size and segment size fields into CIE header.
154 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
155 long as address size is the same as sizeof (void *) and
157 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
158 address size or segment size is unexpected, return DW_EH_PE_omit.
159 (classify_object_over_fdes): If get_cie_encoding returned
160 DW_EH_PE_omit, return -1.
161 (init_object): If classify_object_over_fdes returned -1,
162 pretend there were no FDEs at all.
164 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386.md (bswap<mode>2): Macroize expander from
167 bswap{si,di}2 using SWI48 mode iterator.
168 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
169 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
170 set modrm attribute of bswap insn to 0 and remove length attribute.
171 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
172 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
173 set mode attribute to <MODE> and remove length attribute.
175 2010-04-20 James E. Wilson <wilson@codesourcery.com>
177 PR rtl-optimization/43520
178 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
179 zero available registers.
181 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
183 * builtins.c (fold_builtin_cproj): Fold more cases.
185 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
187 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
188 (fold_builtin_1): Fold builtin cproj.
189 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
190 Use ATTR_CONST_NOTHROW_LIST.
192 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
195 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
196 ffsi2_no_cmove for !TARGET_CMOVE.
197 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
198 (ffssi2): Remove expander.
199 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
201 (ctz<mode>2): Ditto from ctz{si,di}2.
202 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
204 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
207 2010-04-20 Jakub Jelinek <jakub@redhat.com>
209 * dwarf2out.c (AT_linkage_name): Define.
210 (clone_as_declaration): Handle DW_AT_linkage_name.
211 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
212 of DW_AT_MIPS_linkage_name.
213 (move_linkage_attr): Likewise.
214 (dwarf2out_finish): Likewise.
216 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
219 * fold-const.c (fold_comparison): New folding rule.
221 2010-04-20 Anatoly Sokolov <aesok@post.ru>
223 * double-int.h (double_int_setbit): Declare.
224 * double-int.c (double_int_setbit): New function.
225 * rtl.h (immed_double_int_const): Declare.
226 * emit-rtl.c (immed_double_int_const): New function.
227 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
228 and immed_double_int_const functions.
229 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
230 expand_copysign_bit): (Ditto.).
231 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
232 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
233 * dojump.c (prefer_and_bit_test): (Ditto.).
234 * expr.c (convert_modes, reduce_to_bit_field_precision,
235 const_vector_from_tree): (Ditto.).
236 * expmed.c (mask_rtx, lshift_value): (Ditto.).
238 2010-04-20 Jan Hubicka <jh@suse.cz>
240 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
241 (dump_cgraph_node): Dump new flags.
242 * cgraph.h (struct cgraph_node): Add flags
243 reachable_from_other_partition and in_other_partition.
244 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
245 other partition can not be removed.
246 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
247 the other partition must be output; silence sanity checking on
248 leaking functions bodies from other paritition.
249 * lto-cgraph.c (reachable_from_other_partition_p): New function.
250 (lto_output_node): Output new flags; do not sanity check that inline
251 clones are output; drop lto_forced_extern_inline_p code; do not mock
252 visibility flags at partition boundaries.
253 (add_node_to): New function.
254 (output_cgraph): Use it to sort functions so masters appear before
256 (input_overwrite_node): Input new flags.
257 * passes.c (ipa_write_summaries): Do not call
258 lto_new_extern_inline_states.
259 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
260 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
261 lto_forced_extern_inline_p): Kill.
262 * lto-streamer.h (lto_new_extern_inline_states,
263 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
264 lto_forced_extern_inline_p): Kill.
266 2010-04-20 Richard Guenther <rguenther@suse.de>
268 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
269 from vars that can have pointers.
270 (process_constraint): Dump useless constraints.
272 2010-04-20 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
275 (dump_sa_points_to_info): Remove asserts.
276 (init_base_vars): nothing_id isn't an escape point nor does it
279 2010-04-20 Jakub Jelinek <jakub@redhat.com>
281 * tree.h (TYPE_REF_IS_RVALUE): Define.
282 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
283 should_move_die_to_comdat, prune_unused_types_walk): Handle
284 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
285 (modified_type_die, gen_reference_type_die): Emit
286 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
287 if TYPE_REF_IS_RVALUE and -gdwarf-4.
289 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
292 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
293 calls for -fpic -m31 if they have been sibcall optimized.
295 2010-04-19 James E. Wilson <wilson@codesourcery.com>
297 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
298 ar.lc fixed and call-used.
300 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
302 2010-04-19 Jan Hubicka <jh@suse.cz>
304 * opts.c (decode_options): Disable whpr incompatible passes.
305 * lto/lto.c (lto_1_to_1_map): Skip clones.
306 (read_cgraph_and_symbols): Do not mark everything as needed.
307 (do_whole_program_analysis): Do map only after optimizing;
308 set proper cgraph_state; use passmanager.
310 2010-04-19 DJ Delorie <dj@redhat.com>
312 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
313 POINTER_PLUS_EXPR and fix them.
315 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
317 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
318 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
319 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
320 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
321 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
322 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
323 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
324 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
325 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
326 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
327 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
329 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
331 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
332 (check_cond_move_block): Likewise.
333 (cond_move_process_if_block): Likewise.
334 (noce_find_if_block): Improve formatting.
335 (find_if_header): Pass 0 to memset and tweak conditions.
336 (cond_exec_find_if_block): Fix long lines and tweak conditions.
338 2010-04-19 Jakub Jelinek <jakub@redhat.com>
340 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
344 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
345 with non-local decl doesn't need chain.
347 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
349 * ira-color.c (allocno_reload_assign): Avoid accumulating
350 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
352 2010-04-19 Martin Jambor <mjambor@suse.cz>
354 * gimple.h (create_tmp_reg): Declare.
355 * gimplify.c (create_tmp_reg): New function.
356 (gimplify_return_expr): Use create_tmp_reg.
357 (gimplify_omp_atomic): Likewise.
358 (gimple_regimplify_operands): Likewise.
359 * tree-dfa.c (make_rename_temp): Likewise.
360 * tree-predcom.c (predcom_tmp_var): Likewise.
361 (reassociate_to_the_same_stmt): Likewise.
362 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
363 (get_replaced_param_substitute): Likewise.
364 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
365 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
366 * tree-ssa-pre.c (get_representative_for): Likewise.
367 (create_expression_by_pieces): Likewise.
368 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
369 (create_tailcall_accumulator): Likewise.
371 2010-04-19 Martin Jambor <mjambor@suse.cz>
373 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
375 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
377 2010-04-19 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/43796
380 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
381 from SCEV in the lattice.
382 (vrp_visit_phi_node): Dump change.
384 2010-04-19 Richard Guenther <rguenther@suse.de>
386 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
387 * configure: Re-generated.
389 2010-04-19 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/43783
392 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
393 constant ARRAY_REF operands two and three if possible.
395 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
400 2010-04-19 Jie Zhang <jie@codesourcery.com>
403 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
405 2010-04-19 Ira Rosen <irar@il.ibm.com>
407 PR tree-optimization/37027
408 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
409 and macro to access it.
410 (vectorizable_reduction): Add argument.
411 (vect_get_slp_defs): Likewise.
412 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
413 statements for possible use in SLP.
414 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
415 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
416 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
418 (vectorizable_reduction): Likewise.
419 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
421 (vectorizable_type_demotion, vectorizable_type_promotion,
422 vectorizable_store): Likewise.
423 (vect_analyze_stmt): Update call to vectorizable_reduction.
424 (vect_transform_stmt): Likewise.
425 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
426 (vect_build_slp_tree): Fix indentation. Check that there are no loads
427 from different interleaving chains in same node.
428 (vect_slp_rearrange_stmts): New function.
429 (vect_supported_load_permutation_p): Allow load permutations for
430 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
431 inside SLP nodes if necessary.
432 (vect_analyze_slp_instance): Handle reductions.
433 (vect_analyze_slp): Try to build SLP instances originating from groups
435 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
436 (vect_get_constant_vectors): Create initial vectors for reductions
437 according to reduction code. Add new argument.
438 (vect_get_slp_defs): Add new argument, pass it to
439 vect_get_constant_vectors.
440 (vect_schedule_slp_instance): Remove SLP tree root statements.
442 2010-04-19 Jakub Jelinek <jakub@redhat.com>
444 * tree.h (ENUM_IS_SCOPED): Define.
445 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
446 for ENUM_IS_SCOPED enums.
448 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
450 * fold-const.c (fold_comparison): Use ssizetype.
451 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
452 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
453 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
454 * tree-object-size.c (compute_object_sizes): Use size_type_node.
456 * tree.h (initialize_sizetypes): Remove parameter.
457 (build_common_tree_nodes): Remove second parameter.
458 * stor-layout.c (initialize_sizetypes): Remove parameter.
459 Always create an unsigned type.
460 (set_sizetype): Assert that the passed type is unsigned and simplify.
461 * tree.c (build_common_tree_nodes): Remove second parameter.
462 Adjust call to initialize_sizetypes.
463 * c-decl.c (c_init_decl_processing): Remove second argument in call to
464 build_common_tree_nodes.
466 2010-04-18 Matthias Klose <doko@ubuntu.com>
468 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
470 2010-04-18 Ira Rosen <irar@il.ibm.com>
472 PR tree-optimization/43771
473 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
474 load permutation doesn't have gaps.
476 2010-04-18 Jan Hubicka <jh@suse.cz>
478 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
479 (sse_prologue_save_insn expander): Use new pattern.
480 (sse_prologue_save_insn1): New pattern and splitter.
481 (sse_prologue_save_insn): Update to deal also with 64bit aligned
483 * i386.c (setup_incoming_varargs_64): Do not compute jump
485 (ix86_gimplify_va_arg): Update alignment needed.
486 (ix86_local_alignment): Do not align all local arrays to 128bit.
488 2010-04-17 Jan Hubicka <jh@suse.cz>
490 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
492 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
494 * arm.md (negdi2): Remove redundant code to force values into a
497 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
499 * arm/bpabi.S: Add EABI alignment attributes to objects.
500 * arm/bpabi-v6m.S: Likewise.
501 * arm/crti.asm: Likewise.
502 * arm/crtn.asm: Likewise.
503 * arm/lib1funcs.asm: Likewise.
504 * arm/libunwind.S: Likewise.
506 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
508 * arm-protos.h (tune_params): New structure.
509 * arm.c (current_tune): New variable.
510 (arm_constant_limit): Delete.
511 (struct processors): Add pointer to the tune parameters.
512 (arm_slowmul_tune): New tuning option.
513 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
514 (all_cores): Adjust to pick up the tuning model.
515 (arm_constant_limit): New function.
516 (arm_override_options): Select the appropriate tuning model. Delete
517 initialization of arm_const_limit.
518 (arm_split_constant): Use the new constant-limit model.
519 (arm_rtx_costs): Pick up the current tuning model.
520 * arm.md (is_strongarm, is_xscale): Delete.
521 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
522 for Xscale variant architectures.
523 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
525 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
527 * config/arm/arm.c (arm_gen_constant): Remove unused variable
529 (arm_rtx_costs_1): Remove unused variable extra_cost.
530 (arm_unwind_emit_set): Use variable offset.
531 (thumb1_output_casesi): Remove unused variable flags.
533 2010-04-16 Jeff Law <law@redhat.com>
535 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
536 needing assignment rather than doing a two-phase assignment. Remove
539 2010-04-16 Jakub Jelinek <jakub@redhat.com>
542 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
544 2010-04-16 Doug Kwan <dougkwan@google.com>
546 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
547 (next_operand_entry_id): New static variable.
548 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
549 (add_to_ops_vec): Assigned unique ID to operand entry.
550 (struct oecount_s): New field ID.
551 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
552 (undistribute_ops_list): Assign unique IDs to oecounts.
553 (init_reassoc): reset next_operand_entry_id.
555 2010-04-16 Doug Kwan <dougkwan@google.com>
557 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
558 missing left parenthesis.
560 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
563 *btdi_rex64 using SWI48 mode iterator.
564 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
565 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
566 *jcc_btdi_mask_rex64.
568 2010-04-16 Anatoly Sokolov <aesok@post.ru>
570 * double-int.h (tree_to_double_int): Convert to macro.
571 * double-int.c (tree_to_double_int): Remove.
573 2010-04-16 Jakub Jelinek <jakub@redhat.com>
576 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
577 with want_address 2 and in case a single element list might be
578 possible, call it again with want_address 0.
580 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
582 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
583 case 'W' print operands for HI mode.
584 * config/h8300/h8300.h (Y0, Y2) : New constraints.
585 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
586 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
587 * config/h8300/predicate.md (bit_register_indirect_operand): New.
589 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
591 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
592 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
593 #xx:3 and #xx:4 mode.
595 * config/h8300/h8300.md (inverted load with HImode dest): Add
598 * config/h8300/predicate.md (bit_operand): Allow immediate values that
599 satisfy 'U' constraint.
601 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
603 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
604 * configure: Regenerate.
605 * config.in: Regenerate.
606 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
609 2010-04-16 Richard Guenther <rguenther@suse.de>
611 * tree.h (struct tree_decl_minimal): Move pt_uid ...
612 (struct tree_decl_common): ... here.
613 (DECL_PT_UID): Adjust.
614 (SET_DECL_PT_UID): Likewise.
615 (DECL_PT_UID_SET_P): Likewise.
617 2010-04-16 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/43572
620 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
621 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
622 * tree-flow.h (is_call_clobbered): Remove.
623 * tree-flow-inline.h (is_call_clobbered): Likewise.
624 * tree-dfa.c (dump_variable): Do not dump call clobber state.
625 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
626 (execute_return_slot_opt): Adjust.
627 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
628 check for call clobbered vars here.
629 (find_tail_calls): Move tailcall verification to the
632 2010-04-16 Diego Novillo <dnovillo@google.com>
634 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
636 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
639 * config/arm/arm.md (cbranchqi4): New pattern.
640 * config/arm/predicates.md (const0_operand,
641 cbranchqi4_comparison_operator): New predicates.
643 2010-04-16 Richard Guenther <rguenther@suse.de>
645 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
646 (dump_gimple_stmt): Likewise.
648 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
650 * recog.h (struct recog_data): New field is_operator.
651 (struct insn_operand_data): New field is_operator.
652 * recog.c (extract_insn): Set recog_data.is_operator.
653 * genoutput.c (output_operand_data): Emit code to set the
655 * reload.c (find_reloads): Use it rather than testing for an
656 empty constraint string.
659 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
660 If the previous insn is a cbranchsi4_insn with the same arguments,
661 omit the compare instruction.
663 * config/arm/arm.md (addsi3_cbranch): If destination is a high
664 register, inputs must be low registers and we need a low register
665 scratch. Handle alternative 2 like alternative 3.
667 2010-04-16 Jakub Jelinek <jakub@redhat.com>
669 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
670 don't call get_addr on both. If one expression is a VALUE and
671 the other a REG, check VALUE's locs if the REG isn't among them.
673 2010-04-16 Christian Bruel <christian.bruel@st.com>
675 * config/sh/sh.h (sh_frame_pointer_required): New function.
676 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
677 (flag_omit_frame_pointer) Set.
678 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
679 (rounded_frame_size): Adjust size with outgoing_args_size.
680 (sh_set_return_address): Must return from stack pointer.
681 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
682 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
683 (ACCUMULATE_OUTGOING_ARGS): Define.
684 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
685 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
687 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
690 * config/sh/sh.c (sh_legitimize_reload_address): Use
691 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
692 Remove a unneeded check for offset_base.
694 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
696 * configure: Regenerated.
698 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
700 * config/s390/s390.c (s390_call_save_register_used): Switch back
703 2010-04-15 Richard Guenther <rguenther@suse.de>
705 * alias.c (alias_set_subset_of): Handle alias-set zero
708 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
709 Julian Brown <julian@codesourcery.com>
711 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
712 alternatives according to use of high and low regs.
713 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
714 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
715 optimizing for size on Thumb-2.
717 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
719 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
721 2010-04-15 Richard Guenther <rguenther@suse.de>
723 * tree-ssa-structalias.c (struct variable_info): Add
725 (new_var_info): Initialize it.
726 (dump_constraints): Support printing last added constraints.
727 (debug_constraints): Adjust.
728 (dump_constraint_graph): Likewise.
729 (make_heapvar_for): Check for NULL cfun.
730 (get_function_part_constraint): New function.
731 (get_fi_for_callee): Likewise.
732 (find_func_aliases): Properly implement IPA PTA constraints.
733 (process_ipa_clobber): New function.
734 (find_func_clobbers): Likewise.
735 (insert_into_field_list_sorted): Remove.
736 (create_function_info_for): Properly allocate vars for IPA mode.
737 Do not use insert_into_field_list_sorted.
738 (create_variable_info_for): Properly generate constraints for
739 global vars in IPA mode.
740 (dump_solution_for_var): Always dump the solution.
741 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
742 (find_what_var_points_to): Adjust.
743 (pt_solution_set): Change.
744 (pt_solution_ior_into): New function.
745 (pt_solution_empty_p): Export.
746 (pt_solution_includes_global): Adjust.
747 (pt_solution_includes_1): Likewise.
748 (pt_solutions_intersect_1): Likewise.
749 (dump_sa_points_to_info): Check some invariants.
750 (solve_constraints): Move constraint dumping ...
751 (compute_points_to_sets): ... here.
752 (ipa_pta_execute): ... and here.
753 (compute_may_aliases): Do not re-compute points-to info
754 locally if IPA info is available.
755 (ipa_escaped_pt): New global var.
756 (ipa_pta_execute): Properly implement IPA PTA.
757 * tree-into-ssa.c (dump_decl_set): Support dumping
758 decls not in referenced-vars.
759 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
760 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
761 (dump_points_to_solution): Likewise.
762 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
763 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
764 (remap_gimple_stmt): Reset call clobber/use information if necessary.
765 (copy_decl_to_var): Copy DECL_PT_UID.
766 (copy_result_decl_to_var): Likewise.
767 * tree.c (make_node_stat): Initialize DECL_PT_UID.
768 (copy_node_stat): Copy it.
769 * tree.h (DECL_PT_UID): New macro.
770 (SET_DECL_PT_UID): Likewise.
771 (DECL_PT_UID_SET_P): Likewise.
772 (struct tree_decl_minimal): Add pt_uid member.
773 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
774 (pt_solution_empty_p): Declare.
775 (pt_solution_set): Adjust.
776 (ipa_escaped_pt): Declare.
777 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
778 * gimple-pretty-print.c (pp_points_to_solution): New function.
779 (dump_gimple_call): Dump call clobber/use information.
780 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
781 * tree-pass.h (TDF_ALIAS): New dump option.
782 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
783 * doc/invoke.texi (-fipa-pta): Update documentation.
785 2010-04-15 Richard Guenther <rguenther@suse.de>
787 * Makefile.in (OBJS-common): Add gimple-fold.o.
788 (gimple-fold.o): New rule.
789 * tree.h (maybe_fold_offset_to_reference,
790 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
792 * gimple.h: ... here.
793 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
794 may_propagate_address_into_dereference): Move prototypes ...
795 * gimple.h: ... here.
796 * tree-ssa-ccp.c (get_symbol_constant_value,
797 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
798 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
799 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
800 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
801 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
802 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
803 gimplify_and_update_call_from_tree): Move ...
804 * gimple-fold.c: ... here. New file.
805 (ccp_fold_builtin): Rename to ...
806 (gimple_fold_builtin): ... this.
807 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
809 2010-04-15 Richard Guenther <rguenther@suse.de>
811 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
812 fit_double_type, force_fit_type_double, add_double_with_sign,
813 neg_double, mul_double_with_sign, lshift_double, rshift_double,
814 lrotate_double, rrotate_double, div_and_round_double): Move ...
815 * double-int.c: ... here.
816 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
817 add_double, neg_double, mul_double_with_sign, mul_double,
818 lshift_double, rshift_double, lrotate_double, rrotate_double,
819 div_and_round_double): Move prototypes ...
820 * double-int.h: ... here.
822 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
825 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
826 matching constraints to ensure inputs match the output.
828 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
831 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
832 in an input-only operand.
834 2010-04-15 Anatoly Sokolov <aesok@post.ru>
836 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
837 (double_int_not, double_int_lshift, double_int_rshift): Declare.
838 (double_int_negative_p): Convert to static inline function.
839 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
840 (double_int_negative_p): Remove.
841 * tree.h (lshift_double, rshift_double):
842 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
843 * fold-const.c (fold_convert_const_int_from_real,
844 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
845 (lshift_double): Change type of arith argument to bool.
846 (rshift_double): Change type of arith argument to bool. Correct
848 * expmed.c (mask_rtx, lshift_value): (Ditto.).
850 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
853 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
854 at the start and end of the then/else blocks, and omit them from the
856 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
857 argument; all callers changed. Pass zero to old_insns_match_p instead.
858 (flow_find_head_matching_sequence): New function.
859 (old_insns_match_p): Check REG_EH_REGION notes for calls.
860 * basic-block.h (flow_find_cross_jump,
861 flow_find_head_matching_sequence): Declare functions.
863 2010-04-14 Jason Merrill <jason@redhat.com>
866 * c-common.c (attribute_takes_identifier_p): New fn.
867 * c-common.h: Declare it.
869 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
871 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
873 (*udivmod<mode>4): Ditto.
875 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/i386.md (maxmin_int): Rename code attribute from
878 maxminiprefix and update all users.
879 (maxmin_float): Ditto from maxminfprefix.
880 (logic): Ditto from logicprefix.
881 (absneg_mnemonic): Ditto from absnegprefix.
882 * config/i386/mmx.md: Update all users of maxminiprefix,
883 maxminfprefix and logicprefix for rename.
884 * config/i386/sse.md: Ditto.
885 * config/i386/sync.md (sync_<code><mode>): Update for
888 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
891 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
892 warnings converted to errors.
894 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
896 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
897 used insn_type variable.
898 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
899 to avoid set-but-not-used warning.
901 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
903 * df-core.c (df_ref_debug): Change format string placeholder
905 * dwarf2asm.c (dw2_asm_output_data_raw,
906 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
907 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
908 * dwarf2out.c (output_cfi, output_cfi_directive,
909 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
910 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
912 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
913 * print-rtl.c (print_rtx): Ditto.
915 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
918 * builtins.c (expand_builtin_pow_root): New function to expand pow
919 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
920 series of sqrt and cbrt calls under -ffast-math.
921 (expand_builtin_pow): Call it.
923 2010-04-14 Michael Matz <matz@suse.de>
925 PR tree-optimization/42963
926 * tree-cfg.c (touched_switch_bbs): New static variable.
927 (group_case_labels_stmt): New function broken out from ...
928 (group_case_labels): ... here, use the above.
929 (start_recording_case_labels): Allocate touched_switch_bbs.
930 (end_recording_case_labels): Deallocate it, call
931 group_case_labels_stmt.
932 (gimple_redirect_edge_and_branch): Remember index of affected BB.
934 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
939 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
943 2010-04-13 Jan Hubicka <jh@suse.cz>
945 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
946 of optimized out static functions.
947 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
948 cost computation. Also sanity check for overflows.
949 (update_caller_keys): Update cgraph_edge_badness call; properly
950 update fibheap and sanity check that it is up to date.
951 (add_new_edges_to_heap): Update cgraph_edge_badness.
952 (cgraph_decide_inlining_of_small_function): Likewise;
953 add sanity checking that badness in heap is up to date;
954 improve dumping of reason; Update badness of calls to the
955 offline copy of function currently inlined; dump badness
956 of functions not inlined because of unit growth limits.
958 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
961 * c-common.c (pointer_int_sum): Disregard overflow that occured only
962 because of sign-extension change when converting to sizetype here...
963 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
965 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
966 the folding to constants. Remove redundant final conversion.
967 (fold_binary) <associate>: Do not associate if the re-association of
968 constants alone overflows.
969 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
970 to the end of the list.
971 (multiple_of_p) <COND_EXPR>: New case.
973 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
975 * opt-functions.awk (opt_sanitized_name): New.
977 * optc-gen.awk: Use it
978 * opth-gen.awk: Use it.
980 2010-04-13 Martin Jambor <mjambor@suse.cz>
982 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
983 (sra_modify_assign): Delete stmts loading dead data even if racc has no
984 children. Call replace_uses_with_default_def_ssa_name to handle
987 2010-04-13 Michael Matz <matz@suse.de>
990 * builtins.c (expand_builtin_interclass_mathfn): Also create
991 a register if the predicate doesn't match.
993 2010-04-13 Diego Novillo <dnovillo@google.com>
995 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
996 * c-pch.c: Include timevar.h.
997 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
998 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
999 * ggc-common.c: Include timevar.h.
1000 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1001 * timevar.def (TV_PCH_SAVE): Define.
1002 (TV_PCH_CPP_SAVE): Define.
1003 (TV_PCH_PTR_REALLOC): Define.
1004 (TV_PCH_PTR_SORT): Define.
1005 (TV_PCH_RESTORE): Define.
1006 (TV_PCH_CPP_RESTORE): Define.
1008 2010-04-13 Michael Matz <matz@suse.de>
1010 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1012 (can_reassociate_p): New function.
1013 (break_up_subtract_bb, reassociate_bb): Use it.
1015 2010-04-13 Richard Guenther <rguenther@suse.de>
1018 * builtins.c (c_readstr): Fix assert.
1020 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1023 when generating cltd insn.
1025 (*ashl<mode>3_1): Remove special handling for register operand 2.
1026 (*ashlsi3_1_zext): Ditto.
1027 (*ashlhi3_1): Ditto.
1028 (*ashlhi3_1_lea): Ditto.
1029 (*ashlqi3_1): Ditto.
1030 (*ashlqi3_1_lea): Ditto.
1031 (*<shiftrt_insn><mode>3_1): Ditto.
1032 (*<shiftrt_insn>si3_1_zext): Ditto.
1033 (*<shiftrt_insn>qi3_1_slp): Ditto.
1034 (*<rotate_insn><mode>3_1): Ditto.
1035 (*<rotate_insn>si3_1_zext): Ditto.
1036 (*<rotate_insn>qi3_1_slp): Ditto.
1038 2010-04-13 Richard Guenther <rguenther@suse.de>
1040 * tree-ssa-structalias.c (callused_id): Remove.
1041 (call_stmt_vars): New.
1042 (get_call_vi): Likewise.
1043 (lookup_call_use_vi): Likewise.
1044 (lookup_call_clobber_vi): Likewise.
1045 (get_call_use_vi): Likewise.
1046 (get_call_clobber_vi): Likewise.
1047 (make_transitive_closure_constraints): Likewise.
1048 (handle_const_call): Adjust to do per-call call-used handling.
1049 (handle_pure_call): Likewise.
1050 (find_what_var_points_to): Remove general callused handling.
1051 (init_base_vars): Likewise.
1052 (init_alias_vars): Initialize call_stmt_vars.
1053 (compute_points_to_sets): Process call-used and call-clobbered
1054 vars for call statements.
1055 (delete_points_to_sets): Free call_stmt_vars.
1057 2010-04-13 Richard Guenther <rguenther@suse.de>
1059 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1060 Only add RW dependence for dependence distance zero.
1061 Adjust maximal vectorization factor according to dependences.
1062 Move alignment handling ...
1063 (vect_find_same_alignment_drs): ... here. New function.
1064 (vect_analyze_data_ref_dependences): Adjust.
1065 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1066 (vect_analyze_data_refs): Adjust minimal vectorization factor
1067 according to data references.
1068 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1069 dependences before determining the vectorization factor.
1070 Analyze alignment after determining the vectorization factor.
1071 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1072 dependences before alignment.
1073 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1075 (vect_analyze_data_refs): Likewise.
1076 (MAX_VECTORIZATION_FACTOR): New define.
1078 2010-04-13 Duncan Sands <baldrick@free.fr>
1080 * except.h (lang_eh_type_covers): Remove.
1081 * except.c (lang_eh_type_covers): Likewise.
1083 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1084 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1086 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1087 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1088 UNITS_PER_LONG where it is ABI relevant.
1089 (s390_return_addr_rtx): Likewise.
1090 (s390_back_chain_rtx): Likewise.
1091 (s390_frame_area): Likewise.
1092 (s390_frame_info): Likewise.
1093 (s390_initial_elimination_offset): Likewise.
1094 (save_gprs): Likewise.
1095 (s390_emit_prologue): Likewise.
1096 (s390_emit_epilogue): Likewise.
1097 (s390_function_arg_advance): Likewise.
1098 (s390_function_arg): Likewise.
1099 (s390_va_start): Likewise.
1100 (s390_gimplify_va_arg): Likewise.
1101 (s390_function_profiler): Likewise.
1102 (s390_optimize_prologue): Likewise.
1103 (s390_rtx_costs): Likewise.
1104 (s390_secondary_reload): Likewise.
1105 (s390_promote_function_mode): Likewise.
1106 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1107 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1108 registers available.
1109 (s390_unwind_word_mode): New function.
1110 (s390_function_value): Split 64 bit values into register pair if
1111 used as return value.
1112 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1113 function call parameters. Handle parallels.
1114 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1115 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1116 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1117 (s390_expand_setmem): Remove unused variable src_addr.
1118 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1119 deal with 64 bit registers.
1120 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1121 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1122 (UNITS_PER_LONG): New macro.
1123 * libjava/include/s390-signal.h: Define extended ucontext
1124 structure containing the upper halfs of the 64 bit registers.
1126 2010-04-13 Simon Baldwin <simonb@google.com>
1128 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1130 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1132 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1133 rvalue on the RHS if the LHS is of a non-renamable type.
1134 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1136 2010-04-13 Matthias Klose <doko@ubuntu.com>
1138 * gcc.c (cc1_options): Handle -iplugindir before processing
1139 the cc1 spec. Only add -iplugindir once.
1140 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1142 * common.opt (iplugindir): Remove `Separate' property, initialize.
1143 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1145 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1146 (distclean): Remove plugin dir.
1147 * doc/invoke.texi: Document -iplugindir.
1149 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1151 * doc/plugins.texi (Loading Plugins): Document short
1152 -fplugin=foo option.
1153 (Plugin API): Mention default_plugin_dir_name function.
1155 * gcc.c (find_file_spec_function): Add new declaration.
1156 (static_spec_func): Use it for "find-file".
1157 (find_file_spec_function): Add new function.
1158 (cc1_options): Add -iplugindir option if -fplugin* options found.
1160 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1162 * plugin.c (add_new_plugin): Updated comment, and handle short
1164 (default_plugin_dir_name): Added new function.
1166 * common.opt (iplugindir): New option to set the plugin directory.
1168 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1170 * config/i386/i386.md (any_rotate): New code iterator.
1171 (rotate_insn): New code attribute.
1173 (SWIM124): New mode iterator.
1174 (<rotate_insn>ti3): New expander.
1175 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1176 any_rotate code iterator.
1177 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1178 using any_rotate code iterator and SWIM124 mode iterator.
1179 (ix86_rotlti3): New insn_and_split pattern.
1180 (ix86_rotrti3): Ditto.
1181 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1182 ix86_rotl{di,ti}3 patterns.
1183 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1184 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1185 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1186 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1187 code iterator and SWI mode iterator.
1188 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1189 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1191 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1192 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1193 (bswap rotatert splitter): Add splitter.
1194 (bswap splitter): Macroize splitter using any_rotate code iterator.
1195 Add insn predicate to split only for TARGET_USE_XCHGB or when
1196 optimizing function for size.
1198 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1200 * config/pa/pa.c (emit_move_sequence): Remove use of
1201 deleted variable flag_argument_noalias.
1203 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1205 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1207 Add to unsupported targets list.
1208 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1209 sparc*-sun-solaris2.[567]* from target lists.
1210 * configure: Regenerate.
1211 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1213 Remove Solaris 7 patch references.
1214 (Specific, sparc-sun-solaris2.7): Removed.
1215 (sparc-sun-solaris2*): Update Solaris 7 example.
1216 (sparc64-*-solaris2*): Likewise.
1218 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1220 * config.build (alpha*-dec-osf4*): Remove.
1221 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1222 of obsolete configurations.
1223 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1225 * config/alpha/t-osf4: Renamed to ...
1226 * config/alpha/t-osf5: ... this.
1227 * config/alpha/osf.h: Renamed to ...
1228 * config/alpha/osf5.h: ... this.
1229 Merged old osf5.h contents.
1231 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1232 (EXTRA_SPECS): Removed.
1233 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1234 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1237 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1241 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1244 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1245 __thiscall convention.
1247 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1249 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1251 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1253 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1255 * function.c (assign_parms_initialize_all): Add unused attribute
1258 2010-04-12 Richard Guenther <rguenther@suse.de>
1260 * gsstruct.def (GSS_CALL): New.
1261 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1262 * gimple.h: Include tree-ssa-alias.h.
1263 (struct gimple_statement_call): New.
1264 (union gimple_statement_struct_d): Add gimple_call member.
1265 (gimple_call_reset_alias_info): Declare.
1266 (gimple_call_use_set): New function.
1267 (gimple_call_clobber_set): Likewise.
1268 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1269 * gimple.c (gimple_call_reset_alias_info): New function.
1270 (gimple_build_call_1): Call it.
1271 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1272 * tree-inline.c (remap_gimple_stmt): Likewise.
1273 (expand_call_inline): Remove callused handling.
1274 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1275 * tree-dfa.c (dump_variable): Likewise.
1276 * tree-parloops.c (parallelize_loops): Likewise.
1277 * tree-ssa.c (init_tree_ssa): Likewise.
1278 (delete_tree_ssa): Likewise.
1279 * tree-flow-inline.h (is_call_used): Remove.
1280 * tree-flow.h (struct gimple_df): Remove callused member.
1281 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1282 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1283 (ref_maybe_used_by_call_p_1): Simplify.
1284 (call_may_clobber_ref_p_1): Likewise.
1285 * tree-ssa-structalias.c (compute_points_to_sets): Set
1286 the call stmt used and clobbered sets.
1287 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1288 (find_tail_calls): Verify the tail call.
1290 2010-04-12 Richard Guenther <rguenther@suse.de>
1292 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1293 single-iteration always-inline inlining.
1294 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1295 (cgraph_decide_inlining): Do not handle always-inline specially.
1296 (try_inline): Remove always-inline cycle detection special case.
1297 Do not recurse on always-inlines.
1298 (cgraph_early_inlining): Do not iterate if not optimizing.
1299 (cgraph_gate_early_inlining): remove.
1300 (pass_early_inline): Run unconditionally.
1301 (gate_cgraph_decide_inlining): New function.
1302 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1303 not inlining or optimizing.
1304 (cgraph_decide_inlining_of_small_functions): Also consider
1305 always-inline functions.
1306 (cgraph_default_inline_p): Return true for nodes which should
1307 disregard inline limits.
1308 (estimate_function_body_sizes): Assume zero size and time for
1309 nodes which are marked as disregarding inline limits.
1310 (cgraph_decide_recursive_inlining): Do not perform recursive
1311 inlining on always-inline nodes.
1313 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1316 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1317 for exprs satisfying handled_component_p.
1319 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1321 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1322 non-constant aggregate elements.
1324 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1325 is a real initialization.
1327 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1330 * c-decl.c (start_function): Move forward check for nested function.
1332 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1334 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1335 * config/sh/sh.c: Include reload.h.
1336 (sh_legitimize_reload_address): New.
1337 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1338 sh_legitimize_reload_address.
1340 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1342 * config/sh/sh.md (*movqi_pop): New insn pattern.
1343 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1345 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1347 * config/i386/i386.md (any_shiftrt): New code iterator.
1348 (shiftrt_insn): New code attribute.
1350 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1351 using any_shiftrt code iterator.
1352 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1353 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1354 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1355 pattern from corresponding peephole2 patterns.
1356 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1357 using any_shiftrt code iterator.
1358 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1359 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1360 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1361 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1362 *{ashr,lshr}<mode>3_cmp_zext.
1363 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1365 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1369 (*lshr<mode>3_cconly): Ditto.
1371 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1374 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1375 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1376 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1378 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1379 from corresponding peephole2 patterns.
1380 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1381 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1382 and *lshrdi3_1_rex64 using SWI mode iterator.
1383 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1384 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1385 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1386 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1387 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1388 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1389 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1390 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1391 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1394 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1397 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1398 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1399 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1401 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1402 from corresponding peephole2 patterns.
1403 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1404 (ashrsi3_cvt): Rename from ashrsi3_31.
1405 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1406 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1407 and x86_64_shift_adj_3 using SWI48 mode iterator.
1408 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1409 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1410 and *ashrdi3_1_rex64 using SWI mode iterator.
1411 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1412 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1413 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1414 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1415 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1416 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1417 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1418 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1419 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1421 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1422 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1423 x86_shift<mode>_adj_3 expanders.
1425 2010-04-10 Wei Guozhi <carrot@google.com>
1428 * config/arm/arm.c (arm_pic_static_addr): New function.
1429 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1431 (arm_output_addr_const_extra): Output expression for new pattern.
1432 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1434 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1436 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1439 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1440 * web.c: Include "insn-config.h" and "recog.h".
1441 (union_match_dups): New function.
1442 (web_main): Call it.
1443 (union_defs): Don't try to recognize match_dups.
1445 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1446 if doing so would replace the entire pattern.
1448 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1452 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1453 and splitter pattern. Change splitter operand 1 predicate to
1456 2010-04-09 Martin Jambor <mjambor@suse.cz>
1458 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1459 lattices are addresses of CONST_DECLs with the same initial value.
1460 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1461 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1463 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1464 Bernd Schmidt <bernds@codesourcery.com>
1466 * loop-invariant.c (replace_uses): New static function.
1467 (move_invariant_reg): Use it to ensure we can replace the uses.
1469 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1471 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1473 (picochip_override_options): Enable section anchors only above -O1.
1474 (picochip_reorg): Fixed a couple of build warnings.
1476 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * configure.ac (plugin -rdynamic test): Log result.
1479 * configure: Regenerate.
1480 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1481 (RDYNAMIC_SPEC): Define.
1482 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1484 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1486 * configure.ac: Determine Sun ld version numbers.
1487 (comdat_group): Restrict GNU ld version checks to gld.
1488 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1489 (enable_comdat): Support --enable-comdat.
1490 * configure: Regenerate.
1491 * doc/install.texi (Configuration): Document --enable-comdat.
1493 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1495 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1496 * config/sol2-gld.h: ... here.
1497 * config.gcc (sparc*-*-solaris2*): Reflect this.
1498 (i[34567]86-*-solaris2*): Use it.
1500 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1502 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1504 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1506 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1509 * diagnostic.c (diagnostic_initialize): Initialize
1510 some_warnings_are_errors.
1511 (diagnostic_finish): New.
1512 (diagnostic_action_after_output): Call it before exiting.
1513 (diagnostic_report_diagnostic): Do not print message here. Set
1514 some_warnings_are_errors.
1515 * diagnostic.h (diagnostic_context): Delete
1516 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1517 (diagnostic_finish): Declare.
1518 * toplev.c (toplev_main): Call it before exit.
1520 2010-04-09 Jason Merrill <jason@redhat.com>
1523 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1524 for incomplete type.
1527 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1528 based on a warning flag.
1530 2010-04-09 Richard Guenther <rguenther@suse.de>
1532 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1534 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1537 * varasm.c (default_assemble_visibility): Wrap vars that are
1538 set, but unused, by targets without GAS.
1539 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1540 Remove set, but unused, vars.
1541 (rs6000_legitimize_tls_address): Likewise.
1542 (altivec_expand_dst_builtin): Likewise.
1543 * config/darwin.c (machopic_classify_symbol): Likewise.
1544 (machopic_indirection_name): Likewise.
1546 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md (DWI): New mode iterator.
1549 (S): New mode attribute.
1550 (shift_operand): Ditto.
1551 (shift_immediate_operand): Ditto.
1552 (ashl_input_operand): Ditto.
1553 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1554 using SDWIM mode iterator.
1555 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1556 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1558 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1559 from corresponding peephole2 patterns.
1560 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1561 and x86_64_shift_adj_1 using SWI48 mode iterator.
1562 (x86_shift<mode>_adj_2): Ditto.
1563 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1564 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1565 using SWI48 mode iterator.
1566 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1567 *ashldi3_cmp_rex64 using SWI mode iterator.
1568 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1569 *ashldi3_cconly_rex64 using SWI mode iterator.
1570 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1571 x86_shift<mode>_adj_{1,2}.
1572 (ix86_split_ashr): Ditto.
1573 (ix86_split_lshr): Ditto.
1575 2010-04-09 Richard Guenther <rguenther@suse.de>
1577 * target.h (builtin_conversion): Pass in input and output types.
1578 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1579 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1580 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1581 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1583 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1585 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1587 2010-04-09 Richard Guenther <rguenther@suse.de>
1590 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1592 2010-04-09 Richard Guenther <rguenther@suse.de>
1594 * tree-vectorizer.h (struct _stmt_vec_info): Document
1595 that vectype is the type of the LHS.
1596 (supportable_widening_operation, supportable_narrowing_operation):
1597 Get both input and output vector types as arguments.
1598 (vect_is_simple_use_1): Declare.
1599 (get_same_sized_vectype): Likewise.
1600 * tree-vect-loop.c (vect_determine_vectorization_factor):
1601 Set STMT_VINFO_VECTYPE to the vector type of the def.
1602 (vectorizable_reduction): Adjust.
1603 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1604 Adjust. Specify the output vector type.
1605 (vect_pattern_recog_1): Adjust.
1606 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1607 (vectorizable_call): Adjust.
1608 (vectorizable_conversion): Likewise.
1609 (vectorizable_operation): Likewise.
1610 (vectorizable_type_demotion): Likewise.
1611 (vectorizable_type_promotion): Likewise.
1612 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1614 (vect_is_simple_use_1): New function.
1615 (supportable_widening_operation): Get both input and output
1617 (supportable_narrowing_operation): Likewise.
1618 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1620 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1622 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1623 __thiscall and _thiscall as predefined macros.
1624 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1625 thiscall attribute handling.
1626 (ix86_comp_type_attributes): Likewise.
1627 (ix86_function_regparm): Likewise.
1628 (ix86_return_pops_args): Likewise.
1629 (init_cumulative_args): Likewise.
1630 (find_drap_reg): Likewise.
1631 (ix86_static_chain): Likewise.
1632 (x86_this_parameter): Likewise.
1633 (x86_output_mi_thunk): Likewise.
1634 (ix86_attribute_table): Add description for thiscall attribute.
1635 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1636 * doc/extend.texi: Add documentation for thiscall.
1638 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1641 * c.opt (Wint-to-pointer-cast): Available in C++.
1642 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1644 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1646 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1647 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1648 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1649 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1650 function type instead. Reorder and simplify checks.
1652 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1654 2010-04-08 Jing Yu <jingyu@google.com>
1655 Zdenek Dvorak <ook@ucw.cz>
1657 PR tree-optimization/42720
1658 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1659 loop unswitch conditions here from ...
1660 (tree_unswitch_single_loop): ... here.
1662 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1664 * tree-if-conv.c: Fix comments and simplify logic.
1666 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1668 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1669 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1670 (main_tree_if_conversion): Update call to tree_if_conversion.
1672 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1675 * doc/invoke.texi (-b,-V): Delete.
1676 * doc/tm.texi: Do not mention -b.
1677 * gcc.c (display_help): Delete -b and -V.
1678 (process_command): Delete -b and -V.
1679 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1681 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1682 Wolfgang Gellerich <gellerich@de.ibm.com>
1684 Implement target hook for loop unrolling
1685 * target.h (loop_unroll_adjust): Add a new target hook function.
1686 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1687 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1688 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1689 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1690 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1692 (decide_unroll_stupid): Likewise.
1694 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1697 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1699 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1702 (Specific, *-*-solaris2*): Likewise.
1703 Don't prefer Sun as over GNU as.
1705 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1707 * config/s390/s390.c (override_options): Adjust the z10
1708 defaults for max-unroll-times, max-completely-peeled-insns
1709 and max-completely-peel-times.
1711 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1713 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1714 instructions for z10.
1715 (s390_expand_setmem): Likewise.
1716 (s390_expand_cmpmem): Likewise.
1718 2010-04-08 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/43679
1721 * tree-ssa-pre.c (eliminate): Only propagate copies.
1723 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1726 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1727 set but not used variable warning.
1729 2010-04-08 Wei Guozhi <carrot@google.com>
1732 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1733 (arm_size_rtx_costs): Call the new function when optimized for size.
1735 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1738 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1739 op0 is not a MEM, just return NULL instead of assertion
1741 (discover_nonconstant_array_refs): Don't walk debug stmts.
1743 2010-04-08 Doug Kwan <dougkwan@google.com>
1745 * configure.ac: Recognize gold and do not use its version number
1746 to test ld features.
1747 * configure: Regenerate.
1749 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1752 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1753 (negate_value): Move code to push elements to broken_up_substracts ...
1754 (eliminate_plus_minus_pair): ... here. Push operands that have no
1755 negative pair to plus_negates.
1756 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1758 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1760 * doc/install.texi (Configuration): Move description of
1761 --enable-lto, --with-libelf*, --enable-gold from Java section to
1764 * doc/generic.texi (Working with declarations)
1765 (Function Properties, C and C++ Trees): Fix typos.
1766 * doc/sourcebuild.texi (Top Level): Likewise.
1768 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1771 * tree.h (DECL_READ_P): Define.
1772 (struct tree_decl_common): Add decl_read_flag.
1773 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1774 a set but not used warning.
1775 (merge_decls): Merge DECL_READ_P flag.
1776 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1777 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1778 * c-common.c (handle_used_attribute, handle_unused_attribute):
1780 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1782 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1784 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1785 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1786 c_parser_binary_expression, c_parser_cast_expression,
1787 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1788 Call default_function_array_read_conversion instead of
1789 default_function_array_conversion where needed.
1790 (c_parser_unary_expression, c_parser_conditional_expression,
1791 c_parser_postfix_expression_after_primary, c_parser_initelt):
1792 Likewise. Call mark_exp_read where needed.
1793 (c_parser_statement_after_labels, c_parser_asm_operands,
1794 c_parser_typeof_specifier, c_parser_sizeof_expression,
1795 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1797 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1799 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1800 (warn_unused_but_set_parameter): Default to warn_unused
1802 * doc/invoke.texi: Document -Wunused-but-set-variable and
1803 -Wunused-but-set-parameter.
1805 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1806 used count variable.
1807 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1808 when operandN variables aren't used in the body of the expander
1810 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1811 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1812 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1813 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1814 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1815 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1816 * tree.c (PROCESS_ARG): Likewise.
1818 2010-04-07 Simon Baldwin <simonb@google.com>
1820 * diagnostic.h (diagnostic_override_option_index): New macro to
1821 set a diagnostic's option_index.
1822 * c-tree.h (c_cpp_error): Add warning reason argument.
1823 * opts.c (_warning_as_error_callback): New.
1824 (register_warning_as_error_callback): Store callback for
1825 warnings enabled via enable_warning_as_error.
1826 (enable_warning_as_error): Call callback, minor code tidy.
1827 * opts.h (register_warning_as_error_callback): Declare.
1828 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1829 response to -Werror=.
1830 (c_common_init_options): Register warning_as_error_callback in opts.c.
1831 * common.opt: Add -Wno-cpp option.
1832 * c-common.c (struct reason_option_codes_t): Map cpp warning
1833 reason codes to gcc option indexes.
1834 * (c_option_controlling_cpp_error): New function, lookup the gcc
1835 option index for a cpp warning reason code.
1836 * (c_cpp_error): Add warning reason argument, call
1837 c_option_controlling_cpp_error for diagnostic_override_option_index.
1838 * doc/invoke.texi: Document -Wno-cpp.
1840 2010-04-07 Richard Guenther <rguenther@suse.de>
1842 * ipa-reference.c (mark_load): Use get_base_address.
1843 (mark_store): Likewise.
1845 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1846 inserting GIMPLE_NOPs into the IL.
1847 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1848 Explicitly strip handled components and indirect references.
1850 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1851 folding address expressions.
1852 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1853 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1854 operand_equal_p to compare decls.
1855 (ptr_deref_may_alias_decl_p): Likewise.
1856 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1857 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1858 Handle reversed comparison ops.
1859 * tree-sra.c (asm_visit_addr): Use get_base_address.
1860 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1861 * ipa-reference.c (mark_address): Use get_base_address.
1863 2010-04-07 Richard Guenther <rguenther@suse.de>
1865 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1866 Propagate constants everywhere.
1868 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1871 * tree.c (MAX_INT_CACHED_PREC): Define.
1872 (nonstandard_integer_type_cache): New array.
1873 (build_nonstandard_integer_type): Cache results for precision
1874 <= MAX_INT_CACHED_PREC.
1876 2010-04-07 Richard Guenther <rguenther@suse.de>
1878 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1879 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1880 * common.opt: Likewise.
1881 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1882 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1883 (nonoverlapping_memrefs_p): Likewise.
1884 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1885 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1886 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1887 OPT_fargument_noalias_global for backward compatibility.
1889 2010-04-07 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/43270
1892 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1893 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1894 * tree-ssa-pre.c (phi_translate_1): Adjust.
1895 (fully_constant_expression): Split out vn_reference handling to ...
1896 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1897 Fold reads from constant strings.
1898 (vn_reference_lookup): Handle fully constant references.
1899 (vn_reference_lookup_pieces): Likewise.
1900 * Makefile.in (expmed.o-warn): Add -Wno-error.
1902 2010-04-07 Martin Jambor <mjambor@suse.cz>
1904 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1906 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1909 * gcc.c: Add -static-libstdc++ to list of recognized options.
1911 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1913 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1915 2010-04-07 Richard Guenther <rguenther@suse.de>
1918 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1919 bases build simple mem attributes to retain points-to information.
1921 2010-04-07 Richard Guenther <rguenther@suse.de>
1924 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1925 preserve points-to related information.
1927 2010-04-07 Richard Guenther <rguenther@suse.de>
1930 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1931 discard plain indirect references.
1932 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1933 * tree.c (tree_nop_conversion): Likewise.
1935 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1938 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1940 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1942 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1943 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1945 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1947 * tree-if-conv.c: Fix indentation and comments.
1949 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1951 * tree-if-conv.c: Sort static functions in topological order.
1953 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1955 * tree-if-conv.c: Fix indentation and comments.
1957 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1960 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1961 lang_hooks.types.type_for_size instead of
1962 build_nonstandard_integer_type.
1963 When converting an unsigned type to signed, double its precision.
1964 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1965 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1966 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1969 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1972 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1973 POINTER_PLUS_EXPR for pointer types.
1975 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1978 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1979 * graphite-clast-to-gimple.c: Include langhooks.h.
1980 (max_signed_precision_type): New.
1981 (max_precision_type): Takes two types as arguments.
1982 (precision_for_value): New.
1983 (precision_for_interval): New.
1984 (gcc_type_for_interval): New.
1985 (gcc_type_for_value): New.
1986 (gcc_type_for_clast_term): New.
1987 (gcc_type_for_clast_red): New.
1988 (gcc_type_for_clast_bin): New.
1989 (gcc_type_for_clast_expr): Split up into several functions.
1990 (gcc_type_for_clast_eq): Rewritten.
1991 (compute_bounds_for_level): New.
1992 (compute_type_for_level_1): New.
1993 (compute_type_for_level): New.
1994 (gcc_type_for_cloog_iv): Removed.
1995 (gcc_type_for_iv_of_clast_loop): Rewritten.
1996 (graphite_create_new_loop): Compute the lower and upper bound types
1997 with gcc_type_for_clast_expr.
1998 (graphite_create_new_loop_guard): Same.
1999 (find_cloog_iv_in_expr): Removed.
2000 (compute_cloog_iv_types_1): Removed.
2001 (compute_cloog_iv_types): Removed.
2002 (gloog): Do not call compute_cloog_iv_types.
2003 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2005 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2006 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2007 (GBB_CLOOG_IV_TYPES): Removed.
2009 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2011 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2012 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2013 (detect_commutative_reduction): Same.
2015 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2017 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2018 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2020 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2021 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2022 (rewrite_commutative_reductions_out_of_ssa): Same.
2023 * passes.c (execute_function_todo): Call verify_ssa for every pass
2024 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2025 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2026 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2027 with an extra argument.
2028 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2029 verify_ssa only when the extra argument is true.
2030 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2031 with an extra argument.
2032 (tree_transform_and_unroll_loop): Same.
2034 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2036 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2037 for all the passes of the LNO having LOOP_CLOSED_SSA.
2038 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2039 * tree-loop-distribution.c (pass_loop_distribution): Same.
2040 * tree-pass.h (TODO_verify_loops): Removed.
2041 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2043 (pass_tree_unswitch): Same.
2044 (pass_predcom): Same.
2045 (pass_vectorize): Same.
2046 (pass_linear_transform): Same.
2047 (pass_graphite_transforms): Same.
2048 (pass_iv_canon): Same.
2049 (pass_complete_unroll): Same.
2050 (pass_complete_unrolli): Same.
2051 (pass_parallelize_loops): Same.
2052 (pass_loop_prefetch): Same.
2053 (pass_iv_optimize): Same.
2055 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2058 * passes.c (init_optimization_passes): Move pass_lim before
2059 pass_copy_prop and pass_dce_loop.
2061 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2064 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2065 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2066 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2067 MULTI_* defines for 4 argument vpermil2p* builtins.
2069 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2072 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2073 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2074 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2075 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2076 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2077 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2078 Use x86_maybe_negate_const_int to output insn mnemonic.
2079 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2080 check from instruction predicate. Update comments.
2081 * config/i386/sync.md (sync_add<mode>): Use
2082 x86_maybe_negate_const_int to output insn mnemonic.
2084 2010-04-06 Jan Hubicka <jh@suse.cz>
2086 PR tree-optimization/42906
2087 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2088 IGNORE_SELF argument. Set visited_control_parents for fully
2090 (find_obviously_necessary_stmts): Update call of
2091 mark_control_dependent_edges_necessary.
2092 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2094 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/i386.md: Remove comment about 'e' and 'E'
2099 2010-04-06 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/43627
2102 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2103 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2106 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2108 * BASE-VER: Change to 4.6.0.
2111 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2114 2010-04-06 Richard Guenther <rguenther@suse.de>
2117 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2119 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2121 * doc/invoke.texi (Optimize Options): Document that LTO
2122 won't remove object access purely due to incompatible
2125 2010-04-04 Matthias Klose <doko@ubuntu.com>
2127 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2128 Initialize variable.
2130 2010-04-03 Richard Guenther <rguenther@suse.de>
2133 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2134 require a non-NULL MEM_OFFSET.
2136 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2138 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2139 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2140 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2141 config/alpha/predicates.md, config/arm/arm.md,
2142 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2143 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2144 config/darwin9.h, config/darwin.c, config/darwin.h,
2145 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2146 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2147 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2148 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2149 config/mips/mips.md, config/mn10300/mn10300.c,
2150 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2151 config/rs6000/aix.h, config/rs6000/dfp.md,
2152 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2153 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2154 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2155 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2156 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2157 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2158 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2159 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2160 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2161 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2162 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2163 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2164 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2165 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2166 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2167 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2168 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2169 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2170 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2171 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2172 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2173 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2174 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2175 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2176 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2177 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2178 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2179 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2180 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2181 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2182 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2183 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2184 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2185 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2186 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2187 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2189 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2192 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2193 * aclocal.m4: Regenerate.
2195 2010-04-02 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/43629
2198 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2199 if we have seen a constant value.
2201 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2203 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2205 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2208 * arm.c (legitimize_tls_address): Adjust call to
2209 gen_tls_load_dot_plus_four.
2210 (arm_note_pic_base): New function.
2211 (arm_cannot_copy_insn_p): Use it.
2212 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2215 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2220 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2222 * Makefile.in ($(out_object_file)): Depend on
2223 gt-$(basename $(notdir $(out_file))).h.
2225 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2227 * config.gcc (lm32-*-rtems*): Add t-lm32.
2229 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2231 * config.gcc: Add lm32-*-rtems*.
2232 * config/lm32/rtems.h: New file.
2234 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2237 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2239 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2241 * dwarf2out.c (output_compilation_unit_header): For
2242 -gdwarf-4 use version 4 instead of version 3.
2243 (output_line_info): For version 4 and above emit additional
2244 maximum ops per insn header field.
2245 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2247 * dwarf2out.c (is_c_family, is_java): Remove.
2248 (lower_bound_default): New function.
2249 (add_bound_info, gen_descr_array_type_die): Use it.
2251 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2254 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2255 re-declaration when it happens in a function.
2257 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2259 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2260 (cgraph_remove_function_insertion_hook): Same.
2261 (cgraph_call_function_insertion_hooks): Same.
2263 2010-04-01 Richard Guenther <rguenther@suse.de>
2266 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2267 and TREE_THIS_VOLATILE.
2268 (copy_ref_info): Likewise.
2269 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2270 * tree.c (build6_stat): Ignore side-effects of all but arg5
2271 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2274 2010-04-01 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/43607
2277 * ipa-type-escape.c (check_call): Do not access non-existing
2280 2010-04-01 Richard Guenther <rguenther@suse.de>
2284 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2285 Jack Howarth <howarth@bromo.med.uc.edu>
2287 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2290 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2292 * doc/install.texi (Prerequisites): Document libelf usability on
2293 IRIX 5/6 and Solaris 2.
2294 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2295 Update GNU as, GNU ld requirements.
2296 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2297 Document Sun Studio compiler download.
2298 Update and simplify as, ld recommendations.
2299 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2301 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2303 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2304 with_tune_32 to pentium4.
2306 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2310 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2312 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2313 obsoletion, removal.
2315 Document GNU as requirement.
2316 Update configure requirements.
2317 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2318 Recomment IRIX 6.5.18+.
2319 Document IDF/IDL requirement.
2320 Document GNU as requirement.
2321 Document GNU ld bootstrap failure.
2322 Remove freeware.sgi.com reference.
2324 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2326 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2327 UNIX V4.0, V5.0 obsoletion, removal.
2328 Remove --with-gc=simple reference.
2329 Update VM requirements during bootstrap.
2330 Remove -oldas bootstrap description.
2331 Update binutils reference.
2332 Remove comparison failure note.
2334 2010-03-31 Richard Guenther <rguenther@suse.de>
2335 Zdenek Dvorak <ook@ucw.cz>
2336 Sebastian Pop <sebastian.pop@amd.com>
2339 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2340 with multiple arguments.
2341 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2343 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2345 * graphite-dependences.c (print_pddr): Call print_pdr with an
2347 * graphite-poly.c (debug_pdr): Add an extra argument for the
2350 (print_pbb_domain): Same.
2352 (print_scop_context): Same.
2354 (print_cloog): Same.
2355 (debug_pbb_domain): Same.
2359 (debug_scop_context): Same.
2361 (debug_cloog): Same.
2362 (print_scop_params): Same.
2363 (debug_scop_params): Same.
2364 (print_iteration_domain): Same.
2365 (print_iteration_domains): Same.
2366 (debug_iteration_domain): Same.
2367 (debug_iteration_domains): Same.
2368 (print_scattering_function): Same.
2369 (print_scattering_functions): Same.
2370 (debug_scattering_function): Same.
2371 (debug_scattering_functions): Same.
2372 * graphite-poly.h (debug_pdr): Update declaration.
2374 (print_pbb_domain): Same.
2376 (print_scop_context): Same.
2378 (print_cloog): Same.
2379 (debug_pbb_domain): Same.
2383 (debug_scop_context): Same.
2385 (debug_cloog): Same.
2386 (print_scop_params): Same.
2387 (debug_scop_params): Same.
2388 (print_iteration_domain): Same.
2389 (print_iteration_domains): Same.
2390 (debug_iteration_domain): Same.
2391 (debug_iteration_domains): Same.
2392 (print_scattering_function): Same.
2393 (print_scattering_functions): Same.
2394 (debug_scattering_function): Same.
2395 (debug_scattering_functions): Same.
2397 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2399 * graphite-poly.c (print_scattering_function_1): New.
2400 (print_scattering_function): Call it.
2401 (print_scop_params): Remove spaces at the end of lines.
2404 * graphite-poly.h (print_cloog): Declared.
2405 (debug_cloog): Declared.
2407 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2409 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2411 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2412 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2413 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2414 to switch between adding the IV bump in loop->latch or in loop->header.
2416 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2418 * graphite-poly.c (print_scattering_function): Pretty print following
2421 (print_pbb_domain): Same.
2422 (dump_gbb_cases): Same.
2423 (dump_gbb_conditions): Same.
2426 (print_scop_params): Same.
2427 (print_scop_context): Same.
2429 (print_pbb_body): New.
2430 (lst_indent_to): New.
2431 (print_lst): Start new lines with a #.
2432 * graphite-poly.h (pbb_bb): New.
2433 (pbb_index): Use pbb_bb.
2434 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2436 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2438 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2440 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2441 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2442 and 0 instead of 1 for dw_val_class_flag.
2443 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2444 dw_val_class_range_list, dw_val_class_loc_list,
2445 dw_val_class_lineptr and dw_val_class_macptr, use
2446 DW_FORM_flag_present for dw_val_class_flag and
2447 DW_FORM_exprloc for dw_val_class_loc.
2448 (output_die): For -gdwarf-4 print dw_val_class_loc
2449 size as uleb128 instead of 1 or 2 bytes and don't print
2450 anything for dw_val_class_flag.
2452 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2453 instead of cselib_lookup following by tweaking locs->setting_insn.
2456 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2457 even before returning from label, setjmp call or volatile asm
2460 2010-03-31 Richard Guenther <rguenther@suse.de>
2463 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2464 temporary data on stack.
2466 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2468 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2469 (PUSHSECTION_ASM_OP): Remove.
2470 (POPSECTION_ASM_OP): Remove.
2471 (PUSHSECTION_FORMAT): Remove.
2472 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2473 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2474 * config/sol2.c (solaris_output_init_fini): Use it.
2476 2010-03-31 Jie Zhang <jie@codesourcery.com>
2479 * opt-functions.awk (var_type_struct): Use signed char type
2480 for simple variables.
2482 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2484 * config/sol2.c: Include output.h.
2485 (solaris_assemble_visibility): New function.
2486 * config/t-sol2 (sol2.o): Add output.h dependency.
2487 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2488 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2491 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2494 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2495 V2SImode or XFmode on PRE_DEC.
2498 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2501 2010-03-31 Jie Zhang <jie@codesourcery.com>
2504 * reload.h (caller_save_initialized_p): Declare.
2505 * toplev.c (backend_init_target): Don't call
2506 init_caller_save but set caller_save_initialized_p to false.
2507 * caller-save.c (caller_save_initialized_p): Define.
2508 (init_caller_save): Check caller_save_initialized_p.
2509 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2511 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2514 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2515 and soft-fp/t-softfp to tmake_file.
2516 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2517 (LIBGCC2_TF_CEXT): Define.
2520 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2523 * cselib.c (n_useless_values): Document handling of debug locs.
2524 (n_useless_debug_values, n_debug_values): New variables.
2525 (new_elt_loc_list): Don't add to debug values, keep count.
2526 (promote_debug_loc): New.
2527 (cselib_reset_table): Zero new variables.
2528 (entry_and_rtx_equal_p): Promote debug locs.
2529 (discard_useless_locs): Increment n_useless_debug_values for
2531 (remove_useless_values): Adjust n_useless_values and n_debug_values
2532 with n_useless_debug_values.
2533 (add_mem_for_addr): Promote debug locs.
2534 (cselib_lookup_mem): Likewise.
2535 (cselib_lookup_addr): Renamed to...
2536 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2537 (cselib_log_lookup): ... this. Turn into...
2538 (cselib_lookup_addr): ... new wrapper.
2539 (cselib_lookup_from_insn): New.
2540 (cselib_invalidate_regno): Increment n_useless_debug_values for
2542 (cselib_invalidate_mem): Likewise.
2543 (cselib_process_insn): Take n_deleted and n_debug_values into
2544 account to guard remove_useless_value call.
2545 (cselib_finish): Zero n_useless_debug_values.
2546 * cselib.h (cselib_lookup_from_insn): Declare.
2547 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2548 (sched_analyze_2): Likewise.
2550 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2552 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2554 (adjust_mems): Replace narrowing SUBREG of expression containing
2555 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2556 with operations in the narrower mode.
2559 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2560 regs_invalidated_by_call instead all call_used_reg_set registers.
2562 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2565 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2566 pointer comparisons with types_compatible_p.
2567 * tree-vect-stmts.c (vectorizable_call): Same.
2568 (vectorizable_condition): Same.
2570 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2572 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2573 stack check if the mask would be zero.
2575 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2576 Jack Howarth <howarth@bromo.med.uc.edu>
2578 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2581 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2584 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2586 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2587 Include ___unordxf2 and ___unordtf2.
2588 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2591 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2593 * config/lm32/t-lm32: New file.
2594 * config.gcc: Use the above file when targetting lm32.
2596 2010-03-28 Duncan Sands <baldrick@free.fr>
2598 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2600 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2603 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2604 Improve vectorization cost model diagnostic.
2606 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2609 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2610 compute_data_dependences_for_loop returns false, early exit
2611 and output an extra diagnostic for the failed data reference
2614 2010-03-29 Richard Guenther <rguenther@suse.de>
2616 PR tree-optimization/43560
2617 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2618 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2620 2010-03-29 Jie Zhang <jie@codesourcery.com>
2623 * toplev.c (process_options): Set optimization_default_node
2624 and optimization_current_node.
2625 * opts.c (decode_options): Don't set optimization_default_node
2626 and optimization_current_node.
2628 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2630 * config/rtems.h: Abandon -qrtems_debug.
2632 2010-03-28 Jan Hubicka <jh@suse.cz>
2634 PR tree-optimization/43505
2635 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2636 map should not be copied.
2638 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2641 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2642 cdtors, set DECL_PRESERVE_P.
2643 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2646 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2648 PR tree-optimization/43528
2649 * stor-layout.c (place_field): Check that constant fits into
2650 unsigned HWI when skipping calculation of MS bitfield layout.
2652 2010-03-27 Jan Hubicka <jh@suse.cz>
2655 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2656 notice_global_symbol work.
2658 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2660 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2661 instead of dwarf2out_decl.
2662 (struct var_loc_node): Remove section_label field.
2663 (dwarf2out_function_decl): New function.
2664 (dwarf2out_var_location): Don't set section_label field.
2665 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2667 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2669 PR tree-optimization/43544
2670 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2671 First argument for builtin vectorized function hook is now a
2672 tree to be able to distinguish between machine specific and
2674 * targhooks.c (default_builtin_vectorized_function): Ditto.
2675 * targhooks.h (default_builtin_vectorized_function): Ditto.
2676 * target.h (struct gcc_target): Ditto.
2677 * tree-vect-stmts.c (vectorizable_function): Ditto.
2678 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2679 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2682 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2685 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2686 nested binding iff it is a FUNCTION_DECL.
2687 (store_parm_decls_newstyle): Pass nested=true to bind for
2688 FUNCTION_DECLs amongst parameters.
2690 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2692 * var-tracking.c (vt_expand_loc_callback): Don't run
2693 cselib_expand_value_rtx_cb in dummy mode if
2694 cselib_dummy_expand_value_rtx_cb returned false.
2696 * var-tracking.c (emit_note_insn_var_location): For one part
2697 notes with offset 0, don't add EXPR_LIST around the location.
2698 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2699 add_location_or_const_value_attribute): Adjust for that change.
2702 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2703 into first operand and location into second.
2704 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2705 dw_cfi_oprnd_loc for DW_CFA_expression.
2706 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2707 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2708 assume first argument is regnum and second argument is location.
2710 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2713 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2714 of scratch register to DImode. Split to DImode comparison operator.
2715 Use SImode subreg of scratch register in the multiplication.
2716 (*cmp_sadd_sidi): Ditto.
2717 (*cmp_ssub_si): Ditto.
2718 (*cmp_ssub_sidi): Ditto.
2720 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2724 Remove invalid assert and wrong comment.
2726 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2729 * flags.h (final_insns_dump_p): New extern.
2730 * final.c (final_insns_dump_p): New variable.
2731 (rest_of_clean_state): Set it before -fdump-final-insns=
2732 dumping, clear afterwards.
2733 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2734 MEM_ALIAS_SET on MEMs.
2736 2010-03-26 David S. Miller <davem@davemloft.net>
2738 * configure.ac: Fix sparc GOTDATA_OP bug check.
2739 * configure: Rebuild.
2741 2010-03-26 Alan Modra <amodra@gmail.com>
2743 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2745 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2747 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2748 TLS_SECTION_ASM_FLAG.
2750 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2753 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2754 Clear first_function_block_is_cold.
2757 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2758 argument if the argument is truth_value_p.
2760 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2762 * config/rs6000/constraints.md: Update copyright year for my changes.
2765 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2766 used in reg+reg addressing, swap registers.
2768 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2771 * target.h (struct gcc_target): Add code_end hook.
2772 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2774 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2775 * toplev.c (compile_file): Call targetm.asm_out.code_end
2776 hook before unwind info/debug info output.
2777 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2778 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2779 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2780 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2781 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2782 * config/i386/i386.c (ix86_file_end): Renamed to...
2783 (ix86_code_end): ... this. Make static. Don't call
2784 file_end_indicate_exec_stack. Emit unwind info using
2785 final_start_function/final_end_function.
2786 (darwin_x86_file_end): Remove.
2787 (TARGET_ASM_CODE_END): Define.
2788 * config/i386/i386.h (TARGET_ASM_FILE_END,
2789 NEED_INDICATE_EXEC_STACK): Don't define.
2790 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2791 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2792 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2793 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2796 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2797 at the beginning and final_end_function at the end.
2798 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2800 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2802 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2803 and Sun as TLS syntax.
2804 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2805 * configure: Regenerate.
2806 * config.in: Regenerate.
2807 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2808 (default_elf_asm_named_section): Use it.
2809 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2810 (i386_output_dwarf_dtprel): Likewise.
2811 (output_addr_const_extra): Likewise.
2812 (output_pic_addr_const): Lowercase @GOTTPOFF.
2813 (output_addr_const_extra): Likewise.
2814 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2815 (output_addr_const_extra): Likewise.
2816 (output_pic_addr_const): Lowercase @INDNTPOFF.
2817 (output_addr_const_extra): Likewise.
2818 (output_pic_addr_const): Lowercase @NTPOFF.
2819 (output_addr_const_extra): Likewise.
2820 (output_pic_addr_const): Lowercase @TPOFF.
2821 (output_addr_const_extra): Likewise.
2822 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2823 (*tls_global_dynamic_64): Likewise.
2824 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2825 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2827 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2828 (ASM_OUTPUT_TLS_COMMON): Use it.
2829 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2832 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2833 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2834 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2835 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2836 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2837 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2839 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2841 * config/i386/i386.c (override_options): Don't accept
2842 -mtls-dialect=sun any longer.
2843 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2844 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2845 (*tls_local_dynamic_base_32_sun): Likewise.
2846 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2848 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2851 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2852 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2855 * ira.c (adjust_cleared_regs): New function.
2856 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2860 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2862 * expr.c (expand_expr_real): Restore previous
2863 curr_insn_source_location and curr_insn_block after
2864 expand_expr_real_1 call.
2865 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2866 instead of expand_expr_real_1.
2868 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2870 PR rtl-optimization/43413
2871 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2874 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2877 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2878 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2880 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2882 * config/i386/i386.c (ix86_target_string): Add -mfma.
2883 Fix a typo in comment.
2885 2010-03-22 Mike Stump <mikestump@comcast.net>
2888 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2889 Don't overly align based upon packed packed fields.
2891 2010-03-22 Jason Merrill <jason@redhat.com>
2893 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2894 Use () rather than [], and move before the element type.
2896 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2898 * doc/configfiles.texi (Configuration Files): Removed
2899 fixinc/Makefile*, intl/Makefile.*.
2900 * doc/makefile.texi: Fixed markup. Abstract from version
2901 control system used.
2902 (Makefile): Removed obsolete gcc/java/parse.y example.
2903 * doc/sourcebuild.texi: Likewise.
2904 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2905 libgomp, libssp. Removed fastjar.
2906 (Miscellaneous Docs): Clarify location.
2907 Added COPYING3, COPYING3.LIB.
2908 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2910 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2913 * config/i386/i386.c (x86_function_profiler)
2914 [!NO_PROFILE_COUNTERS]: Fix typo.
2915 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2918 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2919 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2921 * doc/sourcebuild.texi (Test Directives): Split into six
2922 subsections, with most of the current text in new subsections
2923 Directives, Selectors, and Final Actions.
2924 (Directives): Split list of test directives into multiple
2926 (Selectors): Describe use and syntax of selectors.
2927 (Effective-Target Keywords): Describe all existing keywords.
2928 (Add Options): Describe features for dg-add-options.
2929 (Require Support): Describe variants of dg-require-support.
2930 (Final Actions): Describe commands to use in dg-final.
2932 2010-03-22 Michael Matz <matz@suse.de>
2935 * recog.c (validate_replace_rtx_group): Replace also in
2936 REG_EQUAL and REG_EQUIV notes.
2938 2010-03-22 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/43390
2941 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2942 sure vector extracts are type correct.
2944 2010-03-22 Richard Guenther <rguenther@suse.de>
2947 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2948 x * sqrt (x) even when optimizing for size if the target
2949 has native support for sqrt.
2951 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2953 * varasm.c (make_decl_rtl_for_debug): Also clear
2954 flag_mudflap for the duration of make_decl_rtl call.
2957 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2958 locs from preserved VALUEs.
2960 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2963 * pa.md (movmemsi): Set align to one if zero.
2964 (movmemdi): Likewise.
2966 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2969 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2970 with their corresponding prologue pushes.
2972 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2975 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2976 at the begining or end.
2977 (spu_expand_epilogue): Likewise.
2979 2010-03-20 Richard Guenther <rguenther@suse.de>
2981 PR rtl-optimization/43438
2982 * combine.c (make_extraction): Properly zero-/sign-extend an
2983 extraction of the low part of a CONST_INT. Also handle
2986 2010-03-19 Mike Stump <mikestump@comcast.net>
2988 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2989 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2990 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2992 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2995 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2998 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3000 PR rtl-optimization/42258
3001 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3002 use that may match DEF.
3005 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3006 the cost of loading the constant rather than assuming
3008 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3009 outer code is AND, do the same tests as the andsi3 expander and
3010 return COSTS_N_INSNS (1) if and is cheap.
3012 * optabs.c (avoid_expensive_constant): Fix formatting.
3014 2010-03-19 Michael Matz <matz@suse.de>
3017 * attribs.c (decl_attributes): When rebuilding a function pointer
3018 type use the same qualifiers as the original pointer type.
3020 2010-03-19 Martin Jambor <mjambor@suse.cz>
3022 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3023 and is_gimple_ip_invariant_address.
3025 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3028 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3030 * config/arm/arm.c (arm_override_options): Turn off
3031 flag_dwarf2_cfi_asm for AAPCS variants.
3033 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3036 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3037 Use PRE_MODIFY instead of PRE_DEC.
3038 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3039 (vfp_emit_fstmd): Likewise.
3041 2010-03-19 Michael Matz <matz@suse.de>
3044 * builtins.c (expand_builtin_interclass_mathfn,
3045 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3048 2010-03-19 Richard Guenther <rguenther@suse.de>
3050 PR tree-optimization/43415
3051 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3052 (phi_translate_1): ... this.
3053 (phi_translate): Move all caching here. Cache all NARY
3054 and REFERENCE translations.
3056 2010-03-19 David S. Miller <davem@davemloft.net>
3058 With help from Eric Botcazou.
3059 * config/sparc/sparc.c: Include dwarf2out.h.
3060 (emit_pic_helper): Delete.
3061 (pic_helper_symbol_name): Delete.
3062 (pic_helper_emitted_p): Delete.
3063 (pic_helper_needed): New.
3064 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3065 (get_pc_thunk_name): New.
3066 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3067 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3068 Set pic_helper_needed to true. Don't call emit_pic_helper.
3069 (sparc_expand_prologue): Update load_pic_register call.
3070 (sparc_output_mi_thunk): Likewise.
3071 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3072 thunk if possible. Output CFI information as needed.
3074 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3075 Jack Howarth <howarth@bromo.med.uc.edu>
3078 * config/i386/i386.h: Fix ABI on darwin x86-32.
3080 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3082 * tree.h: Declare make_decl_rtl_for_debug.
3083 * varasm.c (make_decl_rtl_for_debug): New.
3084 * dwarf2out.c (rtl_for_decl_location): Call it.
3085 * cfgexpand.c (expand_debug_expr): Call it.
3087 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3090 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3094 * var-tracking.c (vt_init_cfa_base): Do nothing if
3095 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3097 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3100 * var-tracking.c (canonicalize_vars_star): New.
3101 (dataflow_post_merge_adjust): Use it.
3103 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3106 * var-tracking.c (non_suitable_const): New function.
3107 (add_uses): For DEBUG_INSNs with constants, don't record any
3108 value, instead just the constant value itself.
3109 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3110 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3111 (emit_notes_in_bb): Likewise.
3112 (emit_note_insn_var_location): For onepart variables if
3113 cur_loc is a VOIDmode constant, use DECL_MODE.
3115 2010-03-18 Martin Jambor <mjambor@suse.cz>
3118 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3119 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3120 all non-clones. Moved call redirection...
3121 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3122 (cgraph_materialize_all_clones): Dispose of all
3123 combined_args_to_skip bitmaps.
3124 (verify_cgraph_node): Do not check for edges pointing to wrong
3125 nodes in inline clones.
3126 * tree-inline.c (copy_bb): Call
3127 cgraph_redirect_edge_call_stmt_to_callee.
3128 * ipa.c (cgraph_remove_unreachable_nodes): Call
3129 cgraph_node_remove_callees even when there are used clones.
3131 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3133 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3135 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3138 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3141 2010-03-18 Michael Matz <matz@suse.de>
3144 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3145 into sqrt(x) if we need to preserve signed zeros.
3147 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3148 Eric Botcazou <ebotcazou@adacore.com>
3150 PR rtl-optimization/43360
3151 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3152 note if we don't know its invariant status.
3154 2010-03-18 Michael Matz <matz@suse.de>
3156 PR tree-optimization/43402
3157 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3158 PHI chains of ssa names registered for update.
3160 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3163 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3164 non-offsettable and pre_modify update addressing.
3165 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3166 and "2" alternatives "#".
3167 (*movdd_softfloat32): Make all alternatives "#";
3168 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3169 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3170 (*movdf_softfloat32): Make all alternatives "#";
3171 (movdi): Use the new DIFD mode iterator to create a common splitter
3172 for movdi, movdf and movdd patterns.
3174 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3176 * common.opt (dumpdir): Remove redundant tab.
3178 2010-03-17 Martin Jambor <mjambor@suse.cz>
3180 PR tree-optimization/43347
3181 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3182 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3184 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3186 PR rtl-optimization/42216
3187 * regrename.c (create_new_chain): New function, broken out from...
3188 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3189 appending a use to an empty chain.
3190 (build_def_use): Remove previous changes that convert OP_INOUT to
3191 OP_OUT operands; instead detect the case where an OP_INOUT operand
3192 uses a previously untracked register and create an empty chain for it.
3194 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3196 * doc/extend.texi (Function Attributes): Rewrite unfinished
3197 sentence in ms_abi documentation.
3199 2010-03-17 Alan Modra <amodra@gmail.com>
3201 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3202 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3203 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3204 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3206 2010-03-16 Richard Henderson <rth@redhat.com>
3209 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3210 (lower_try_finally): Save and restore eh_seq around the expansion
3213 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3215 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3216 statements before splitting block.
3218 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * doc/sourcebuild.texi (Testsuites): Fix markup.
3221 Use pathnames relative to gcc/testsuite.
3222 (Test Directives): Move description of how timeout is determined.
3223 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3224 (C Tests): Correct gcc.misc-tests directory.
3225 Framework tests now live in gcc.test-framework.
3227 2010-03-16 Richard Guenther <rguenther@suse.de>
3230 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3231 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3233 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3234 Alexandre Oliva <aoliva@redhat.com>
3236 PR tree-optimization/42917
3237 * lambda-code.c (remove_iv): Skip debug statements.
3238 (lambda_loopnest_to_gcc_loopnest): Likewise.
3239 (not_interesting_stmt): Debug statements are not interesting.
3241 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3245 * cselib.c (cselib_preserve_constants,
3246 cfa_base_preserved_val): New static variables.
3247 (preserve_only_constants): New function.
3248 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3249 clear its REG_VALUES. If cselib_preserve_constants, don't
3250 empty the whole hash table, but preserve there VALUEs with constants,
3251 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3252 (cselib_preserve_cfa_base_value): New function.
3253 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3254 (cselib_init): Change argument to int bitfield. Set
3255 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3257 (cselib_finish): Clear cselib_preserve_constants and
3258 cfa_base_preserved_val.
3259 * cselib.h (enum cselib_record_what): New enum.
3260 (cselib_init): Change argument to int.
3261 (cselib_preserve_cfa_base_value): New prototype.
3262 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3263 * dse.c (dse_step1): Likewise.
3264 * cfgcleanup.c (thread_jump): Likewise.
3265 * sched-deps.c (sched_analyze): Likewise.
3266 * gcse.c (local_cprop_pass): Likewise.
3267 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3268 If FN is non-NULL, call the callback always and whenever it returns
3269 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3270 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3271 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3272 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3273 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3274 * var-tracking.c: Include recog.h.
3275 (bb_stack_adjust_offset): Remove.
3276 (vt_stack_adjustments): Don't call it, instead just gather the
3277 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3278 (adjust_stack_reference): Remove.
3279 (compute_cfa_pointer): New function.
3280 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3281 (struct adjust_mem_data): New type.
3282 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3284 (get_address_mode): New function.
3285 (replace_expr_with_values): Use it.
3286 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3287 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3288 (adjust_sets): Remove.
3289 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3290 Use get_address_mode.
3291 (get_adjusted_src): Remove.
3292 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3293 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3294 (add_with_sets): Don't call adjust_sets.
3295 (fp_setter, vt_init_cfa_base): New functions.
3296 (vt_initialize): Change return type to bool. Move most of pool etc.
3297 initialization to the beginning of the function from end. Pass
3298 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3299 If !frame_pointer_needed, call vt_stack_adjustment before mos
3300 vector is filled, call vt_init_cfa_base if argp/framep has been
3301 eliminated to sp. If frame_pointer_needed and argp/framep has
3302 been eliminated to hard frame pointer, set
3303 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3304 encountering fp setter in the prologue. For MO_ADJUST, call
3305 log_op_type before pusing the op into mos vector, not afterwards.
3306 Call adjust_insn before cselib_process_insn/add_with_sets,
3307 call cancel_changes (0) afterwards.
3308 (variable_tracking_main_1): Adjust for vt_initialize calling
3309 vt_stack_adjustments and returning whether it succeeded or not.
3311 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3313 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3316 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3318 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3320 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3321 drap_reg has not been set.
3323 2010-03-15 Michael Matz <matz@suse.de>
3326 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3327 use it to expand block copies.
3328 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3329 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3330 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3332 2010-03-15 Richard Guenther <rguenther@suse.de>
3334 PR tree-optimization/43367
3335 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3338 2010-03-15 Richard Guenther <rguenther@suse.de>
3340 PR tree-optimization/43317
3341 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3343 2010-03-15 Martin Jambor <mjambor@suse.cz>
3345 PR tree-optimization/43141
3346 * tree-sra.c (create_abstract_origin): New function.
3347 (modify_function): Call create_abstract_origin.
3349 2010-03-15 Chris Demetriou <cgd@google.com>
3351 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3354 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3358 call insert_out_of_ssa_copy for default definitions.
3360 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3362 * graphite-clast-to-gimple.c (my_long_long): Defined.
3363 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3364 * graphite-sese-to-poly.c (my_long_long): Defined.
3365 (scop_ivs_can_be_represented): Use it.
3367 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3369 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3370 graphite-max-bbs-per-function, and loop-block-tile-size.
3371 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3373 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3375 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3377 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3378 forward declaration.
3379 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3380 (add_upper_bounds_from_estimated_nit): New.
3381 (build_loop_iteration_domains): Use it.
3383 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3385 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3387 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3390 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3391 should be an INTEGER_CST. Also handle CASE_CONVERT.
3393 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3395 * graphite.c (graphite_initialize): To bound the number of bbs per
3396 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3397 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3398 * doc/invoke.texi: Document it.
3400 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3402 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3403 * graphite-sese-to-poly.h (build_poly_scop): Same.
3405 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3407 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3408 the number of parameters in the scop. Use as an upper bound
3409 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3410 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3411 * doc/invoke.texi: Document it.
3413 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3415 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3416 * doc/c-tree.texi: Remove.
3417 * doc/generic.texi: Merge c-tree.texi here.
3418 * doc/gccint.texi (Trees): Remove menu entry.
3419 (c-tree.texi): Remove @include.
3420 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3421 * doc/languages.texi (Reading RTL): Ditto.
3423 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3426 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3428 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3431 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3432 code added to work around reload clobbering CONST insns.
3434 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3436 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3437 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3438 (cselib_preserve_only_values): Remove retain argument, don't
3439 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3440 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3441 * var-tracking.c (micro_operation): Move insn field before union.
3442 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3443 (struct variable_tracking_info_def): Remove n_mos field, change
3444 mos into a vector of micro_operations.
3445 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3446 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3447 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3448 changing into a vector.
3449 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3450 come before all other uops generated by add_stores.
3451 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3453 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3454 a vector. Run just one pass over the bbs instead of separate counting
3455 and computation phase.
3456 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3459 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3460 into *nonlocalized_list vector.
3461 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3462 even if origin is non-NULL.
3463 (gen_variable_die): Likewise.
3464 (process_scope_var): Don't change origin.
3465 (gen_decl_die): Likewise.
3466 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3467 before adding new edges instead of after it, fix moving over
3470 2010-03-11 David S. Miller <davem@davemloft.net>
3472 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3474 * configure: Rebuild.
3476 2010-03-11 Martin Jambor <mjambor@suse.cz>
3478 PR tree-optimization/43257
3479 * tree.c (assign_assembler_name_if_neeeded): New function.
3480 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3482 * tree.h (assign_assembler_name_if_neeeded): Declare.
3483 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3484 the function if needed.
3486 2010-03-11 Chris Demetriou <cgd@google.com>
3488 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3489 include/stdint-gcc.h, and include/stdint.h world-readable.
3491 2010-03-11 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/43255
3494 * tree-vrp.c (process_assert_insertions_for): Do not insert
3495 asserts for trivial conditions.
3497 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3499 PR tree-optimization/43280
3500 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3501 generation. Move calculation of size out of the if branch.
3502 (find_bswap): Modify compare number generation.
3504 2010-03-11 Richard Guenther <rguenther@suse.de>
3507 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3508 (input_gimple_stmt): Fixup handled component types during
3509 operand read. Also fix up decls in ADDR_EXPRs.
3511 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3513 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3514 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3516 2010-03-10 Jan Hubicka <jh@suse.cz>
3519 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3520 * varasm.c (get_variable_section): Don't do that here...
3521 (make_decl_rtl): ... and here.
3522 (do_assemble_alias): Produce decl RTL.
3523 (assemble_alias): Likewise.
3525 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3528 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3529 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3531 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3532 (based_loc_descr): Only express drap or vdrap regno based expressions
3533 using DW_OP_fbreg when not optimizing.
3534 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3535 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3536 REG_CFA_SET_VDRAP note.
3538 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3540 PR tree-optimization/43236
3541 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3542 error in calculation of base address in reverse iteration case.
3543 (generate_builtin): Take number of latch executions if the statement
3546 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3549 * tree-eh.c: Include pointer-set.h.
3550 (lower_eh_dispatch): Filter out duplicate case labels and
3551 remove the unneeded edge when the label is unused. Return
3552 true when some edges are removed.
3553 (execute_lower_eh_dispatch): When any lowering resulted in
3554 removing an edge, also delete unreachable blocks.
3556 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3559 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3560 UNSPEC_MACHOPIC_OFFSET.
3562 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3565 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3566 (m68k_delegitimize_address): New function.
3568 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3571 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3574 * var-tracking.c (adjust_sets): New function.
3575 (count_with_sets, add_with_sets): Use it.
3576 (get_adjusted_src): New inline function.
3577 (add_stores): Use it.
3580 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3581 call cselib_dummy_expand_value_rtx_cb instead of
3582 cselib_expand_value_rtx_cb.
3585 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3586 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3587 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3588 and .cfi_endproc around the pic thunks.
3589 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3590 all queued unwind info register saves are saved before the call.
3591 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3592 considered as sp-=4 for unwind info and the pop as sp+=4 which
3593 also clobbers dest, but doesn't actually restore it.
3596 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3597 RTX_FRAME_RELATED_P.
3599 2010-03-09 Jie Zhang <jie@codesourcery.com>
3601 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3602 whitespaces in output template.
3604 2010-03-09 Jie Zhang <jie@codesourcery.com>
3606 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3609 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3611 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3612 builtins.exp in a separate job.
3614 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3616 * graphite-sese-to-poly.c (add_param_constraints): Use
3617 lower_bound_in_type and upper_bound_in_type.
3619 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3621 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3622 instead of unsigned_type_node.
3624 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3625 Reza Yazdani <reza.yazdani@amd.com>
3628 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3629 on pointer type parameters.
3631 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3635 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3636 handle conversions from pointer to integers.
3637 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3638 induction variable, to be able to work with code generated by CLooG.
3639 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3640 (build_poly_scop): Bail out if we cannot codegen a loop.
3642 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3644 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3645 code generation with gloog_error.
3647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3649 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3650 Call fold_convert on all the returned values.
3651 (expand_scalar_variables_expr): Pass to
3652 expand_scalar_variables_ssa_name the type of the resulting expression.
3654 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3656 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3657 ppl_min_for_le_pointset.
3658 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3659 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3661 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3663 * graphite-dependences.c (map_into_dep_poly): Removed.
3664 (dependence_polyhedron_1): Use combine_context_id_scat.
3666 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3668 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3669 (struct poly_bb): Same.
3670 (combine_context_id_scat): New.
3672 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3675 * sese.c (name_defined_in_loop_p): Return false for default
3678 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3680 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3681 and clean up the logic.
3683 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3685 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3688 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3690 * var-tracking.c (remove_cselib_value_chains): Define only for
3692 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3693 delete_slot_part, emit_notes_for_differences_1): Don't call
3694 remove_cselib_value_chains here.
3695 (set_slot_part, emit_notes_for_differences_2): Don't call
3696 add_cselib_value_chains here.
3697 (preserved_values): New vector.
3698 (preserve_value): New function.
3699 (add_uses, add_stores, vt_add_function_parameters): Use it
3700 instead of cselib_preserve_value.
3701 (changed_values_stack): New vector.
3702 (check_changed_vars_0): New function.
3703 (check_changed_vars_1, check_changed_vars_2): Use it.
3704 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3705 changed_values_stack VALUEs.
3706 (vt_emit_notes): For all preserved_values call
3707 add_cselib_value_chains. If ENABLE_CHECKING call
3708 remove_cselib_value_chains before verifying value_chains is empty.
3709 Initialize and free changed_values_stack.
3710 (vt_initialize): Initialize preserved_values.
3711 (vt_finalize): Free preserved_values.
3713 2010-03-08 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/43269
3716 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3719 2010-03-08 Martin Jambor <mjambor@suse.cz>
3721 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3722 (ipa_is_param_called): Removed.
3723 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3724 (ipa_print_node_params): Do not print the called flag.
3725 (ipa_write_node_info): Do not stream the called flag.
3726 (ipa_read_node_info): Likewise.
3728 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3731 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3732 * cselib.c (struct expand_value_data): Add dummy field.
3733 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3735 (cselib_dummy_expand_value_rtx_cb): New function.
3736 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3738 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3739 * var-tracking.c: Include pointer-set.h.
3740 (variable): Change n_var_parts to char from int. Add
3741 cur_loc_changed and in_changed_variables fields.
3742 (variable_canonicalize): Remove.
3743 (shared_var_p): New inline function.
3744 (unshare_variable): Maintain cur_loc_changed and
3745 in_changed_variables fields. If var was in changed_variables,
3746 replace it there with new_var. Just copy cur_loc instead of
3747 resetting it to something else.
3748 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3749 (dataflow_set_union): Don't call variable_canonicalize.
3750 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3751 of their DEBUG_EXPR_TREE_DECLs.
3752 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3753 and in_changed_variables and cur_loc_changed is false.
3754 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3755 and cur_loc_changed. Don't update cur_loc here.
3756 (variable_merge_over_src): Don't call variable_canonicalize.
3757 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3758 removing loc that is equal to cur_loc, clear cur_loc,
3759 set cur_loc_changed and ensure variable_was_changed is called.
3760 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3761 compare pointers in cur_loc check, if it is equal to loc,
3762 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3763 (variable_different_p): Remove compare_current_location argument,
3764 don't compare cur_loc.
3765 (dataflow_set_different_1): Adjust variable_different_p caller.
3766 (variable_was_changed): If dv had some var in changed_variables
3767 already, reset in_changed_variables flag for it and propagate
3768 cur_loc_changed over to the new variable. On empty var
3769 always set cur_loc_changed. Set in_changed_variables on whatever
3770 var is added to changed_variables.
3771 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3772 Use shared_var_p. When removing loc that is equal to cur_loc,
3773 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3774 end, don't set it to something else, just call variable_was_changed.
3775 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3776 loc being removed, clear cur_loc and set cur_loc_changed.
3777 Set cur_loc_changed if all locations have been removed.
3778 (struct expand_loc_callback_data): New type.
3779 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3780 allocated. Always create SUBREGs if simplify_subreg failed.
3781 Prefer to use cur_loc, when that fails and still in
3782 changed_variables (and seen first time) recompute it. Set
3783 cur_loc_changed of variables which had to change cur_loc and
3784 compute elcd->cur_loc_changed if any of the subexpressions used
3785 had to change cur_loc.
3786 (vt_expand_loc): Adjust to pass arguments in
3787 expand_loc_callback_data structure.
3788 (vt_expand_loc_dummy): New function.
3789 (emitted_notes): New variable.
3790 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3791 that weren't used for any other decl in current
3792 emit_notes_for_changes call call vt_expand_loc_dummy to update
3793 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3794 first loc_chain location if NULL before. Always use just
3795 cur_loc instead of first loc_chain location. When cur_loc_changed
3796 is false, when not --enable-checking=rtl just don't emit any note.
3797 When rtl checking, compute the note and assert it is the same
3798 as previous note. Clear cur_loc_changed and in_changed_variables
3799 at the end before removing from changed_variables.
3800 (check_changed_vars_3): New function.
3801 (emit_notes_for_changes): Traverse changed_vars to call
3802 check_changed_vars_3 on each changed var.
3803 (emit_notes_for_differences_1): Clear cur_loc_changed and
3804 in_changed_variables. Recompute cur_loc of new_var.
3805 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3806 (vt_emit_notes): Initialize and destroy emitted_notes.
3808 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3810 PR rtl-optimization/42220
3811 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3812 Use verify_reg_tracked to determine if we should use OP_OUT rather
3814 (build_def_use): If we see an in-out operand for a register that we
3815 know nothing about, treat is an output if possible, fail the block if
3818 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3821 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3824 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3827 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3828 uses of relevant DEFs that are dead outside the loop too.
3830 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3832 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3834 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3836 * var-tracking.c (values_to_unmark): New variable.
3837 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3838 values_to_unmark vector. Moved body to...
3839 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3840 instead queue it into values_to_unmark vector.
3841 (vt_find_locations): Free values_to_unmark vector.
3843 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3845 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3846 (site.exp): Export them when plugins are enabled.
3848 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3851 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3853 (chrec_fold_multiply): Same.
3855 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3858 * c-decl.c (build_compound_literal): Return early if init is
3861 2010-03-04 Martin Jambor <mjambor@suse.cz>
3863 PR tree-optimization/43164
3864 PR tree-optimization/43191
3865 * tree-sra.c (type_consists_of_records_p): Reject records with
3866 zero-size bit-fields at the end.
3868 2010-03-04 Mike Stump <mikestump@comcast.net>
3870 * Makefile.in (TAGS): Remove *.y.
3872 2010-03-04 Richard Guenther <rguenther@suse.de>
3874 PR tree-optimization/40761
3875 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3877 (my_rev_post_order_compute): New function.
3878 (init_pre): Call it.
3880 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3883 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3884 decrease the cost of an IV candidate when the cost is infinite.
3886 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3888 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3889 Use '3DNow!' for the extension of that name, ensure normal space
3891 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3893 2010-03-03 Jeff Law <law@redhat.com>
3895 * PR middle-end/32693
3896 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3897 than gen_rtx_SUBREG.
3898 (extract_bit_field_1): Likewise.
3900 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3902 * doc/sourcebuild.texi (Test directives): Document that arguments
3903 include-opts and exclude-opts are now optional for dg-skip-if,
3904 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3906 2010-03-03 Jason Merrill <jason@redhat.com>
3909 * cgraph.h (varpool_node): Add extra_name field.
3910 * varpool.c (varpool_extra_name_alias): New.
3911 (varpool_assemble_decl): Emit extra name aliases.
3912 (varpool_mark_needed_node): Look past an extra name alias.
3913 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3914 * lto-streamer-in.c (lto_input_tree): Read it.
3915 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3917 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3919 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3920 (sparc*-*-solaris2*): ...this.
3922 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3925 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3926 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3927 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3928 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3931 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3932 fallthrough to default handling, just with want_address 0 instead of 2.
3933 For single element lists, add_AT_loc directly, otherwise create an
3934 artificial variable DIE and stick location list to it.
3937 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3938 (VAL_EXPR_HAS_REVERSE): Define.
3939 (reverse_op): New function.
3940 (add_stores): For reversible operations add an extra MO_VAL_USE.
3942 2010-03-02 Jason Merrill <jason@redhat.com>
3944 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3946 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3948 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3949 (sparc64-*-linux*): Likewise.
3950 (sparc64-*-solaris2*): Include assembler files before linker ones.
3951 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3952 * config/sparc/gas.h: Delete.
3953 * config/sparc/sol2-64.h: Add copyright notice.
3954 * config/sparc/sol2-gas-bi.h: Likewise.
3955 * config/sparc/sol2-gld.h: Likewise.
3956 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3957 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3958 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3959 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3960 (sparc_elf_asm_named_section): Rename into...
3961 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3963 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3965 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3967 2010-03-02 Jeff Law <law@redhat.com>
3970 * reload1.c (rtx_p, substitute_stack): Declare.
3971 (substitute): Record addresses of changed rtxs.
3972 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3973 Restore the original rtx when complete.
3974 (reload): Free subsitute_stack when complete.
3976 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3978 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3979 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3981 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3982 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3983 Torture Tests): Change from subsection to section.
3985 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3986 Steven Bosscher <steven@gcc.gnu.org>
3988 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3991 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3994 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3995 the assignment from the new induction variable to the assignment
3996 of the value from the original loop PHI function.
3998 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3999 Daniel Jacobowitz <dan@codesourcery.com>
4001 * doc/sourcebuild.texi (Test directives): Clarify options to
4004 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4006 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4007 Disable cfi directives unless GCC and gas agree on using read-only
4008 .eh_frame sections for 64-bit.
4009 * configure: Regenerate.
4011 2010-03-01 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/43220
4014 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4015 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4017 2010-03-01 Richard Guenther <rguenther@suse.de>
4018 Martin Jambor <mjambor@suse.cz>
4021 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4022 gimplified parameters.
4024 2010-03-01 Christian Bruel <christian.bruel@st.com>
4026 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4028 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4030 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4032 2010-03-01 Richard Guenther <rguenther@suse.de>
4035 * expr.c (expand_assignment): Use the alias-oracle to tell
4036 if the rhs aliases the result decl.
4038 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4041 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4042 to sol_gt_pch_get_address.
4043 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4044 64-bit, SPARC and x86.
4045 (sol_gt_pch_get_address): New function.
4047 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4049 * toplev.h (inform_n, error_n): Declare.
4050 * diagnostic.c (inform_n, error_n): New function.
4052 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4054 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4055 has no rtl yet when processing local_decls, queue it and recheck
4056 if deferred stack allocation hasn't assigned it rtl.
4058 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4060 * config/sh/sh.c (unspec_bbr_uid): New.
4061 (gen_block_redirect): Use it instead of INSN_UID.
4062 (gen_far_branch): Likewise.
4064 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4066 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4067 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4069 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4071 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4072 (Warning Options): -Wno-conversion-null is valid for
4073 Objective-C++ as well.
4074 * doc/tm.texi (Named Address Spaces): Likewise.
4075 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4076 * doc/tree-ssa.texi (Tree SSA): Likewise.
4078 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4081 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4082 by default. Don't set the default arch for
4083 i[34567]86-*-darwin*|x86_64-*-darwin*.
4085 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4088 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4089 default. Set the default 32bit/64bit archs with $with_arch
4090 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4092 2010-02-27 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/43186
4095 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4096 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4097 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4098 unroller iterations.
4100 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4102 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4103 required and i[34567]86-*-* targets don't support 64bit ISA.
4105 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4108 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4111 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4113 * config.gcc: Set the default arch at least to Prescott for
4114 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4115 if SSE math is enabled.
4117 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4119 * diagnostic.c (diagnostic_initialize): Update.
4120 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4122 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4123 (diagnostic_inhibit_notes): New.
4124 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4126 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4129 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4130 * doc/standards.texi: Likewise.
4131 * doc/extend.texi: Likewise.
4132 * doc/trouble.texi: Likewise.
4133 * doc/cppopts.texi: Likewise.
4134 * doc/install.texi: Likewise.
4135 * c.opt (std=c90,std=gnu90): New options.
4136 * c-opts.c (c_common_handle_option): Handle them.
4138 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4141 * c-decl.c (undeclared_variable): Use an informative note.
4143 2010-02-26 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/43186
4146 * gimple.h (gimple_fold): Remove.
4147 * gimple.c (gimple_fold): Remove. Inline into single user ...
4148 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4149 Try harder for conditions.
4151 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4154 * function.c (used_types_insert): Don't skip through named pointer
4155 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4156 and it is different from the main variant's type.
4158 2010-02-26 Nick Clifton <nickc@redhat.com>
4160 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4162 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4164 * config.gcc: Support --with-fpmath=sse for x86.
4166 * config/i386/ssemath.h: New.
4168 * doc/install.texi (--with-fpmath=sse): Documented.
4170 2010-02-26 Richard Guenther <rguenther@suse.de>
4172 PR tree-optimization/43188
4173 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4174 vector types of over-aligned element type.
4176 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4180 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4182 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4184 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4186 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4188 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4189 * var-tracking.c: Include diagnostic.h.
4190 (debug_dv): New function.
4191 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4194 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4195 (add_value_chain, add_value_chains, remove_value_chain,
4196 remove_value_chains): Handle DEBUG_EXPRs.
4197 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4200 * regcprop.c (struct queued_debug_insn_change): New type.
4201 (struct value_data_entry): Add debug_insn_changes field.
4202 (struct value_data): Add n_debug_insn_changes field.
4203 (debug_insn_changes_pool): New variable.
4204 (free_debug_insn_changes, apply_debug_insn_changes,
4205 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4206 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4207 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4209 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4211 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4212 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4213 changes, call cprop_find_used_regs via note_stores.
4214 (copyprop_hardreg_forward): When copying vd from predecessor
4215 which has any queued DEBUG_INSN changes, make sure the pointers are
4216 cleared. At the end call df_analyze and then if there are any
4217 DEBUG_INSN changes queued at the end of some basic block for still
4218 live registers, apply them.
4219 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4221 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4223 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4226 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4228 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4229 targets. Set the default with_cpu/with_arch from arch/cpu.
4230 Allow x86-64 and native for with_cpu/with_arch.
4232 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4234 * ebitmap.c: Change calls to verify_popcount with calls to
4235 sbitmap_verify_popcount.
4236 (ebitmap_clear_bit): Fixed map->cacheindex test and
4237 map>cache update when bit clearing results in an empty
4240 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4243 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4244 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4245 and support both V2DF and V2DI modes.
4246 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4247 support both V2DF and V2DI modes.
4248 (general): Delete trailing whitespace from a few patterns.
4250 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4251 V2DF/V2DI interleave high/low builtins.
4253 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4256 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4257 interleave high/low functions.
4259 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4261 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4262 #pragma extern_prefix.
4264 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4267 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4268 BLKmode, assert op0 is a MEM and just adjust its mode.
4271 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4272 if bitpos isn't multiple of mode's bitsize.
4274 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4276 * c.opt (-ftemplate-depth=): New.
4277 (-ftemplate-depth-): Deprecate.
4278 * optc-gen.awk: Handle -ftemplate-depth=.
4279 * opth-gen.awk: Likewise.
4280 * c-opts.c (c_common_handle_option): Likewise.
4281 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4283 2010-02-24 Jason Merrill <jason@redhat.com>
4285 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4287 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4289 * cfg.c (alloc_aux_for_block): Remove inline.
4290 (alloc_aux_for_edge): Likewise.
4292 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4294 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4296 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4299 * config/i386/sol2-gas.h: New file.
4300 * config.gcc (i[34567]86-*-solaris2*): Use it.
4302 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4305 * c-typeck.c (ep_convert_and_check): New.
4306 (build_conditional_expr): Use it.
4307 (build_binary_op): Likewise.
4309 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4311 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4314 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4315 bounds even for -O+.
4316 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4317 expr needs to have DECL_NAME set.
4319 2010-02-24 Nick Clifton <nickc@redhat.com>
4321 * config/mep/mep.c: Include gimple.h.
4322 (mep_function_uses_sp): Delete unused function.
4323 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4324 parameters. Use unsigned integers to count args. Return a
4325 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4327 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4330 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4331 greater or equal to nelt instead of 2 * nelt.
4332 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4335 2010-02-23 Jason Merrill <jason@redhat.com>
4338 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4339 in cfun->local_decls even if they have register types.
4342 * stor-layout.c (place_field): Don't warn about unnecessary
4343 DECL_PACKED if the type is packed.
4345 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4348 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4349 GOTOFF relocs, even when the base reg isn't pic pointer.
4351 2010-02-23 Michael Matz <matz@suse.de>
4354 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4355 (expand_gimple_basic_block): Generate and use debug temps if there
4356 are debug uses left after the last real use of TERed ssa names.
4357 Unlink debug immediate uses when they are expanded.
4359 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4362 * config/i386/i386.c (override_options): Reorganise to provide
4363 better error messages.
4365 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4368 * graphite-scop-detection.c (create_single_exit_edge): Move
4369 the call to find_single_exit_edge to....
4370 (create_sese_edges): ...here. Don't handle multiple edges
4371 exiting the function.
4372 (build_graphite_scops): Don't handle multiple edges
4373 exiting the function.
4375 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4378 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4379 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4381 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4384 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4386 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4389 * c-typeck.c (convert_arguments): Print declaration location.
4390 * c-common.c (validate_nargs): Rename as
4391 builtin_function_validate_nargs.
4392 (check_builtin_function_arguments): Update.
4394 2010-02-22 Richard Guenther <rguenther@suse.de>
4397 * tree-inline.c (declare_return_variable): Use the type of
4398 the call stmt lhs if available.
4400 2010-02-22 Duncan Sands <baldrick@free.fr>
4402 * passes.c (register_pass): Always consider all pass lists when
4403 ref_pass_instance_number is zero.
4405 2010-02-22 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/42749
4408 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4409 parameter. Do arithmetic in the original type.
4410 (update_accumulator_with_ops): Likewise.
4411 (adjust_accumulator_values): Adjust.
4413 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4415 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4416 (QI to BLKmode splitter): New splitter.
4418 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4420 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4421 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4423 2010-02-22 Richard Guenther <rguenther@suse.de>
4425 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4427 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4429 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4430 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4431 ($(T)crti.o, $(T)crtn.o): Remove rules.
4433 2010-02-21 Tobias Burnus <burnus@net-b.de>
4436 * doc/invoke.texi (-fassociative-math): Document that this
4437 option is automatically enabled for Fortran.
4439 2010-02-20 David S. Miller <davem@davemloft.net>
4441 * configure.ac: Test if linker and assembler properly support
4442 GOTDATA_OP relocations.
4443 * configure: Rebuild.
4444 * config.in: Likewise.
4445 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4446 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4447 (movsi_high_pic): Likewise.
4448 (movdi_lo_sum_pic): Likewise.
4449 (movdi_high_pic): Likewise.
4450 (movsi_pic_gotdata_op): New pattern.
4451 (movdi_pic_gotdata_op): Likewise.
4452 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4453 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4455 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4458 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4459 attribute to ssemul.
4460 (xop_mulv2div2di3_high): Ditto.
4462 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4465 * c.opt (Wconversion-null): New option.
4466 * doc/invoke.texi (Wconversion-null): Document.
4468 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4470 * common.opt (Wlarger-than-): Add Undocumented.
4472 2010-02-19 Mike Stump <mikestump@comcast.net>
4474 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4476 2010-02-19 Jason Merrill <jason@redhat.com>
4479 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4480 * configure: Likewise.
4482 2010-02-20 Alan Modra <amodra@gmail.com>
4485 * cgraph.h (cgraph_make_decl_local): Declare.
4486 * cgraph.c (cgraph_make_decl_local): New function.
4487 (cgraph_make_node_local): Use it.
4488 * cgraphunit.c (cgraph_function_versioning): Likewise.
4489 * ipa.c (function_and_variable_visibility): Likewise.
4491 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4494 * except.c (sjlj_emit_function_enter): Don't call
4495 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4497 * rtl.h (add_reg_br_prob_note): Remove prototype.
4499 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4502 * c-common.c (conversion_warning): Remove widening conversions
4503 before checking the conversion of integers to reals.
4505 2010-02-19 Mike Stump <mikestump@comcast.net>
4508 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4511 * cgraphunit.c (process_function_and_variable_attributes): Check
4512 DECL_PRESERVE_P instead of looking up attribute "used".
4513 * ipa-pure-const.c (check_decl): Likewise.
4514 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4515 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4516 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4517 instead of attribute "used".
4518 * config/sol2-c.c (solaris_pragma_init): Likewise.
4519 (solaris_pragma_fini): Likewise.
4521 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4523 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4524 Use XCNEW instead of xcalloc.
4525 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4526 XNEW instead of xmalloc.
4527 (get_fields): Use XNEWVEC instead of xmalloc.
4530 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4531 populate vars array.
4532 (create_new_general_access): For debug stmts just reset value.
4533 (get_stmt_accesses): For accesses within debug stmts just record them
4534 using add_access_to_acc_sites instead of preventing the peeling or
4535 counting them as accesses.
4538 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4540 2010-02-19 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/42916
4543 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4546 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4548 * configure.ac: Replace all uses of changequote in macro arguments
4549 with proper quoting.
4551 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4554 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4556 2010-02-19 Richard Guenther <rguenther@suse.de>
4558 PR tree-optimization/42944
4559 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4560 test for aliasing with errno.
4562 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4565 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4566 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4567 * dojump.c: Include output.h.
4568 (inv): New inline function.
4569 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4570 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4571 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4572 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4573 argument, pass it down to other calls.
4574 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4575 add REG_BR_PROB note to the conditional jump.
4576 * cfgexpand.c (add_reg_br_prob_note): Removed.
4577 (expand_gimple_cond): Don't call it, add the probability
4578 as last argument to jumpif_1/jumpifnot_1.
4579 * Makefile.in (dojump.o): Depend on output.h.
4580 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4582 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4583 * stmt.c (do_jump_if_equal): Likewise.
4584 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4585 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4586 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4588 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4589 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4590 jumpifnot_1 callers.
4591 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4593 (store_expr): Adjust jumpifnot caller.
4594 (store_constructor): Adjust jumpif caller.
4597 * gimplify.c (gimple_boolify): For __builtin_expect call
4598 gimple_boolify also on its first argument.
4600 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4602 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4604 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4605 * configure: Regenerated.
4607 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4609 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4610 lang_hooks.types_compatible_p instead of comptypes.
4612 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4614 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4615 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4616 if __prefer_thumb__ is defined.
4618 2010-02-18 Martin Jambor <mjambor@suse.cz>
4620 PR tree-optimization/43066
4621 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4622 array with zero-sized element type.
4624 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4626 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4627 rtx, allocate struct var_loc_node here and return it to the
4628 caller, and only if it is actually needed.
4629 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4630 move it earlier and return immediately if it returns NULL.
4632 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4634 * config/sparc/gas.h: New file. Restore
4635 TARGET_ASM_NAMED_SECTION to its ELF default.
4636 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4638 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4639 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4640 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4641 after sparc/sysv4.h.
4643 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4645 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4647 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4649 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4650 patterns from predicated pattern.
4652 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4656 for insn mnemonic suffix.
4658 2010-02-17 Richard Guenther <rguenther@suse.de>
4660 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4663 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4666 * caller-save.c (save_call_clobbered_regs): If BB ends with
4667 a DEBUG_INSN, move any notes in between last real insn and the last
4668 DEBUG_INSN after the last DEBUG_INSN.
4670 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4672 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4673 Fix return type. Fix argument type. Explain meaning of return value.
4675 2010-02-16 Richard Guenther <rguenther@suse.de>
4677 PR tree-optimization/41043
4678 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4679 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4681 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4683 2010-02-16 Ira Rosen <irar@il.ibm.com>
4685 PR tree-optimization/43074
4686 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4687 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4688 vectorizable cycles in hybrid SLP check.
4689 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4691 2010-02-16 Richard Guenther <rguenther@suse.de>
4693 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4694 (true_dependence): If memrefs_conflict_p computes must-alias
4695 trust it. Move TBAA check after offset-based disambiguation.
4696 (canon_true_dependence): Likewise.
4698 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4700 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4701 * doc/invoke.texi: Document it.
4702 * var-tracking.c: Include toplev.h and params.h.
4703 (vt_find_locations): Return bool indicating success. Compute
4704 hash sizes unconditionally. Check new parameter, report.
4705 (variable_tracking_main_1): Check vt_find_locations results and
4706 retry. Renamed from...
4707 (variable_tracking_main): ... this. New wrapper to preserve
4708 flag_var_tracking_assignments.
4709 * Makefile.in (var-tracking.o): Adjust dependencies.
4711 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4712 Jakub Jelinek <jakub@redhat.com>
4715 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4716 if weak_import attribute is present.
4717 * config/darwin.c (machopic_select_section): Likewise.
4719 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4721 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4722 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4723 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4724 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4726 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4728 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4731 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4732 Rewrite text to refer to the names.
4734 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4736 * config/i386/i386-builtin-types.def
4737 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4738 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4739 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4740 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4741 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4742 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4743 IX86_BUILTIN_VPERMIL2PS256.
4744 (MULTI_ARG_4_DF2_DI_I): Defined.
4745 (MULTI_ARG_4_DF2_DI_I1): Defined.
4746 (MULTI_ARG_4_SF2_SI_I): Defined.
4747 (MULTI_ARG_4_SF2_SI_I1): Defined.
4748 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4749 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4750 __builtin_ia32_vpermil2ps256.
4751 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4752 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4753 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4754 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4755 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4756 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4757 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4758 CODE_FOR_xop_vpermil2v8sf3.
4759 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4760 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4761 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4762 (_mm256_permute2_pd): New.
4763 (_mm_permute2_ps): New.
4764 (_mm256_permute2_ps): New.
4766 2010-02-15 Nick Clifton <nickc@redhat.com>
4768 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4769 boolean parameters. Use emit_jump_insn when emitting a pop
4770 instruction containing a return insn.
4771 (push): Use 'true' rather than '1' as second parameter to F.
4772 (h8300_expand_prologue): Likewise.
4773 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4774 (h8300_expand_epilogue): Likewise.
4776 2010-02-15 Richard Guenther <rguenther@suse.de>
4779 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4782 2010-02-15 Nick Clifton <nickc@redhat.com>
4784 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4787 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4789 * intl.c (fake_ngettext): New function.
4790 * intl.h (fake_ngettext): Declare.
4791 (ngettext): Define macro.
4792 * collect2.c (notice_translated): New function.
4793 (main): Use notice_translated and ngettext.
4794 * collect2.h (notice_translated): Declare.
4796 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4798 * reorg.c (delete_computation): Comment fixes.
4799 * caller-save.c (setup_save_areas): Idem.
4800 * sel-sched-dump.c (dump_lv_set): Idem.
4803 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4805 * config/s390/s390.c (s390_sched_init): New function.
4806 (TARGET_SCHED_INIT): Target hook defined.
4808 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4809 Jack Howarth <howarth@bromo.med.uc.edu>
4810 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4813 Partial revert of unintended change in fix for PR41605.
4814 * config/darwin.h: Fix typo.
4815 * config/darwin9.h: Same.
4817 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4819 * c-pch.c (pch_init): Clear v.
4821 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4824 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4825 graphite_can_represent_init for MULT_EXPR.
4827 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4831 * graphite-sese-to-poly.c (remove_phi): New.
4832 (translate_scalar_reduction_to_array): Call remove_phi.
4834 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4837 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4838 * graphite-clast-to-gimple.h (gloog): Update declaration.
4839 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4840 * graphite-poly.h (struct poly_bb): Add missing comments.
4841 (struct scop): Add poly_scop_p field.
4843 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4844 * graphite.c (graphite_transform_loops): Build the polyhedral
4845 representation for each scop before code generation.
4846 * sese.c (rename_variables_in_operand): Removed.
4847 (rename_variables_in_expr): Return the renamed expression.
4848 (rename_sese_parameters): New.
4849 * sese.h (rename_sese_parameters): Declared.
4851 2010-02-11 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/42998
4854 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4855 POINTER_PLUS_EXPR properly.
4857 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4858 Changpeng Fang <changpeng.fang@amd.com>
4861 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4862 the cost of an IV candidate when the IV is used in a test against zero.
4864 * gcc.dg/tree-ssa/ivopts-3.c: New.
4866 2010-02-11 Richard Guenther <rguenther@suse.de>
4869 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4870 pointer-vs-decl case by swapping refs. Handle some cases
4871 of pointer-vs-decl disambiguations more conservatively.
4872 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4873 to false after expanding.
4875 2010-02-11 Richard Guenther <rguenther@suse.de>
4878 * gcc.c (process_command): Handle LTO file@offset case more
4881 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4883 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4884 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4886 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4888 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4889 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4890 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4891 Optimize eq/ne comparisons when both arguments are known to be
4893 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4894 Don't mask operands unnecessarily if they are known to be already
4897 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4899 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4902 2010-02-10 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/43017
4905 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4906 for wrapping signed arithmetic.
4908 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4911 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4912 if no debug info should be emitted for it.
4914 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4916 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4917 note when flag_exceptions is set.
4919 2010-02-10 Duncan Sands <baldrick@free.fr>
4921 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4923 2010-02-10 Richard Guenther <rguenther@suse.de>
4926 * tree.c (get_unwidened): Handle constants.
4927 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4929 2010-02-10 Martin Jambor <mjambor@suse.cz>
4932 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4933 check for variable argument counts independently.
4935 2010-02-10 Christian Bruel <christian.bruel@st.com>
4938 * config/sh/sh.c (find_barrier): Increase length for non delayed
4939 conditional branches.
4941 2010-02-10 Christian Bruel <christian.bruel@st.com>
4943 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4945 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4947 * builtins.c (set_builtin_user_assembler_name): Also handle
4948 ffs if int is smaller than word.
4950 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4953 * ira-conflicts.c (get_dup): Remove.
4954 (process_reg_shuffles): Add new parameter. Use it as an
4955 additional guard for copy generation.
4956 (add_insn_allocno_copies): Rewrite.
4958 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4960 * common.opt (fsched2-use-traces): Preserved for backward
4962 * doc/invoke.texi: Remove the documentation about option
4963 -fsched2-use-traces.
4964 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4965 flag_sched2_use_traces.
4966 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4967 the backward compatibility flag section.
4969 2010-02-09 Richard Guenther <rguenther@suse.de>
4971 PR tree-optimization/43008
4972 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4973 make HEAP variables initialized from global memory if they
4974 are not known builtin functions.
4975 (find_func_aliases): Adjust.
4977 2010-02-09 Richard Guenther <rguenther@suse.de>
4979 PR tree-optimization/43000
4980 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4981 arithmetic manually.
4983 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/42931
4986 * tree-loop-linear.c (try_interchange_loops): Don't call
4987 double_int_mul if estimated_loop_iterations failed.
4989 2010-02-08 Martin Jambor <mjambor@suse.cz>
4992 * tree-sra.c (build_accesses_from_assign): Do not mark in
4993 should_scalarize_away_bitmap if stmt has volatile ops.
4994 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4997 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4999 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5001 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5003 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5006 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5009 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5011 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5014 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5015 to unknown_dependence.
5016 (graphite_legal_transform_dr): Handle the unknown_dependence.
5017 (graphite_carried_dependence_level_k): Same.
5019 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5021 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5023 2010-02-07 Richard Guenther <rguenther@suse.de>
5026 * expr.c (get_inner_reference): Always initialize *pbitsize.
5028 2010-02-07 Richard Guenther <rguenther@suse.de>
5031 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5032 new ARRAY_REFs on variable size element or minimal index arrays.
5034 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5035 gimple_fold_indirect_ref.
5037 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5040 * arm.c (arm_override_options): Just return if the user has specified
5041 an invalid fpu name.
5043 2010-02-03 Jason Merrill <jason@redhat.com>
5046 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5047 i386_pe_maybe_record_exported_symbol.
5049 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5052 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5053 (pa_delegitimize_address): New function.
5055 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5057 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5058 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5060 2010-02-05 Richard Guenther <rguenther@suse.de>
5063 * lto-streamer-in.c (get_resolution): Deal with references
5064 to undefined functions.
5066 2010-02-05 Richard Guenther <rguenther@suse.de>
5068 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5069 (fold_const_aggregate_ref): Likewise.
5070 (ccp_fold_stmt): Substitute loads.
5071 (maybe_fold_reference): Verify types before substituting.
5073 (fold_gimple_assign): Unshare properly.
5074 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5076 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5078 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5079 for rs6000_gen_cell_microcode.
5081 2010-02-04 Richard Guenther <rguenther@suse.de>
5083 PR rtl-optimization/42952
5084 * dse.c (const_or_frame_p): Remove MEM handling.
5086 2010-02-04 Nick Clifton <nickc@redhat.com>
5088 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5089 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5090 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5091 (mn10300_asm_output_mi_thunk): New function.
5092 (mn10300_can_output_mu_thunk): New function.
5093 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5094 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5095 (FUNCTION_ARG): Delete incorrect comment.
5097 2010-02-03 Jason Merrill <jason@redhat.com>
5100 * fold-const.c (operand_equal_p): Handle erroneous types.
5102 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5104 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5106 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5108 PR rtl-optimization/42941
5109 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5112 2010-02-03 Jason Merrill <jason@redhat.com>
5115 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5117 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5120 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5121 (cselib_reset_table): Renamed from...
5122 (cselib_reset_table_with_next_value): ... this.
5123 (cselib_get_next_uid): Renamed from...
5124 (cselib_get_next_unknown_value): ... this.
5125 * cselib.c (next_uid): Renamed from...
5126 (next_unknown_value): ... this.
5127 (cselib_clear_table): Adjust.
5128 (cselib_reset_table): Adjust. Renamed from...
5129 (cselib_reset_table_with_next_value): ... this.
5130 (cselib_get_next_uid): Adjust. Renamed from...
5131 (cselib_get_next_unknown_value): ... this.
5132 (get_value_hash): Use hash.
5133 (cselib_hash_rtx): Likewise.
5134 (new_cselib_val): Adjust. Set and dump uid.
5135 (cselib_lookup_mem): Pass next_uid as hash.
5136 (cselib_subst_to_values): Likewise.
5137 (cselib_log_lookup): Dump uid.
5138 (cselib_lookup): Pass next_uid as hash. Adjust.
5139 (cselib_process_insn): Adjust.
5140 (cselib_init): Initialize next_uid.
5141 (cselib_finish): Adjust.
5142 (dump_cselib_table): Likewise.
5143 * dse.c (canon_address): Dump value uid.
5144 * print-rtl.c (print_rtx): Print value uid.
5145 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5147 (dv_uid): New function, sort of renamed from...
5148 (dv_htab_hash): ... this, reimplemented in terms of it and...
5149 (dv_uid2hash): ... this. New.
5150 (variable_htab_eq): Drop excess assertions.
5151 (tie_break_pointers): Removed.
5152 (canon_value_cmp): Compare uids.
5153 (variable_post_merge_New_vals): Print uids.
5154 (vt_add_function_parameters): Adjust.
5155 (vt_initialize): Reset table. Adjust.
5157 2010-02-03 Richard Guenther <rguenther@suse.de>
5159 PR tree-optimization/42944
5160 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5161 (call_may_clobber_ref_p_1): Likewise. Properly handle
5162 malloc and calloc clobbering errno.
5164 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5166 * doc/invoke.texi: Fix name of sched1 dump.
5168 * opts.c (decode_options): Set flag_tree_switch_conversion
5169 only conditionally on optimize >= 2.
5171 * gcse.c: Assorted comment fixes in pass description.
5173 2010-02-03 Anthony Green <green@moxielogic.com>
5175 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5176 nop padding in order to maintain alignment of storage location of
5177 target function address.
5178 (moxie_trampoline_init): Store target function address at newly
5180 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5182 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5184 2010-02-03 Richard Guenther <rguenther@suse.de>
5187 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5189 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5191 * config.gcc: Reenable check for obsolete targets.
5192 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5193 mips-sgi-irix6.[0-4]*.
5195 2010-02-02 Nick Clifton <nickc@redhat.com>
5197 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5198 constant size of 4 as being the same as 0.
5199 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5200 can take values in the range 0..4.
5202 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5205 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5206 as _darwin10_Unwind_FindEnclosingFunction().
5207 * libgcc-libsystem.ver: New.
5209 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5212 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5213 implicitly set registers.
5215 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5217 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5218 (arm_override_options): Allow automatic selection of the thread
5219 pointer register if thumb2.
5220 (legitimize_pic_address): Improve code sequences for Thumb2.
5221 (arm_call_tls_get_addr): Likewise.
5222 (legitimize_tls_address): Likewise.
5223 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5224 (pic_load_addr_32bit): ... this. New named pattern.
5225 * thumb2.md (pic_load_addr_thumb2): Delete.
5226 (pic_load_dot_plus_four): Delete.
5227 (tls_load_dot_plus_four): New named pattern.
5229 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5232 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5233 Document fix for TLS bug.
5235 2010-01-31 Richard Guenther <rguenther@suse.de>
5237 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5238 conservatively correct.
5240 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5244 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5246 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5248 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5250 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5252 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5254 * config.gcc: Adjust order of makefile fragments for mingw targets.
5256 2010-01-31 Richard Guenther <rguenther@suse.de>
5259 * gimplify.c (gimplify_init_constructor): For volatile LHS
5260 initialize a temporary.
5262 2010-01-31 Matthias Klose <doko@ubuntu.com>
5264 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5266 * configure: Regenerate.
5268 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5270 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5271 the same alias set and their sizes different constantness.
5272 (aliasing_component_refs_p): Revert 2009-10-24 change.
5274 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5276 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5279 2010-01-29 Richard Guenther <rguenther@suse.de>
5281 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5282 Assert we successfully updated the call.
5284 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5286 PR rtl-optimization/42889
5287 * df.h (df_set_bb_dirty_nonlr): New prototype.
5288 * df-core.c (df_set_bb_dirty_nonlr): New function.
5289 * df-scan.c (df_insn_rescan): Call it instead of
5290 df_set_bb_dirty for DEBUG_INSNs.
5292 2010-01-29 Richard Guenther <rguenther@suse.de>
5295 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5296 quadratic behavior in most cases.
5298 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5301 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5302 in the call to gen_x86_movsicc_0_m1.
5304 2010-01-28 Richard Guenther <rguenther@suse.de>
5306 PR tree-optimization/42871
5307 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5309 2010-01-28 Richard Guenther <rguenther@suse.de>
5311 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5312 into call arguments.
5314 2010-01-28 Richard Guenther <rguenther@suse.de>
5317 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5318 the forwarder if the destination is an EH landing pad.
5320 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5322 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5323 block list passed to gimple_duplicate_sese_tail.
5324 (parallelize_loops): Avoid parallelization when the function
5326 Avoid parallelization when the preheader is IRREDUCIBLE.
5327 Try to optimize when estimated_loop_iterations_int is unresolved.
5328 Add the loop's location to the dump file.
5329 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5330 (gimple_duplicate_sese_tail): Remove the check for the latch.
5331 Redirect nexits to the exit block.
5332 Remove handling of the incoming edges to the latch.
5333 Redirect the backedge from the copied latch to the exit bb.
5335 2010-01-28 Michael Matz <matz@suse.de>
5338 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5339 Wrap force_reg into a sequence, emit it before user.
5341 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5343 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5345 (arm_legacy_rev): Likewise.
5346 (thumb_legacy_rev): Likewise.
5348 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5350 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5351 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5352 on MEM's address failed, try avoid_constant_pool_reference and
5353 recurse if it returned something different.
5354 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5355 address, try avoid_constant_pool_reference and recurse if it
5356 returned something different.
5357 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5358 address and avoid_constant_pool_reference returned something
5359 different, don't set have_address.
5361 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5364 * var-tracking.c (val_store): Add modified argument, obey it.
5366 (count_uses): Move down logging of main.
5367 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5368 don't need resolution.
5369 (emit_notes_in_bb): Likewise.
5371 2010-01-27 Richard Guenther <rguenther@suse.de>
5374 * tree-inline.c (remap_decl): Delay remapping of SSA name
5375 default definitions until we need them.
5377 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5379 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5380 (rs6000_delegitimize_address): New function.
5382 * config/s390/s390.c (s390_delegitimize_address): Call
5383 delegitimize_mem_from_attrs.
5386 * tree-inline.c (cannot_copy_type_1): Removed.
5387 (copy_forbidden): Don't forbid copying of functions containing
5388 records/unions with variable length fields.
5390 2010-01-27 Christian Bruel <christian.bruel@st.com>
5394 * config/sh/sh.c (find_barrier): Increase length for non delayed
5395 conditional branches.
5397 2010-01-27 Matthias Klose <doko@ubuntu.com>
5399 * configure.ac (gnu-unique-object): Fix ldd version check.
5400 * configure: Regenerate.
5402 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5404 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5406 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5407 Test for HAVE_GNU_AS value.
5409 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5411 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5412 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5413 INT64_TYPE): Define.
5414 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5415 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5416 INT_LEAST64_TYPE): Define.
5417 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5418 UINT_LEAST64_TYPE): Define.
5419 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5420 INT_FAST64_TYPE): Define.
5421 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5422 UINT_FAST64_TYPE): Define.
5423 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5424 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5425 (SIG_ATOMIC_TYPE): Define.
5427 2010-01-26 Richard Guenther <rguenther@suse.de>
5429 * df-scan.c (df_scan_set_bb_info): Remove assert.
5430 (df_insn_rescan_debug_internal): Merge asserts.
5431 (df_install_ref): Likewise.
5432 (df_mark_reg): Use bitmap_set_range.
5433 (df_hard_reg_used_p): Remove assert.
5434 (df_hard_reg_used_count): Likewise.
5436 2010-01-26 Richard Guenther <rguenther@suse.de>
5438 PR rtl-optimization/42685
5439 * web.c (web_main): Ignore DEBUG_INSNs.
5441 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5443 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5445 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5446 Fix types of fndecl and arglist parameters.
5448 2010-01-26 Richard Guenther <rguenther@suse.de>
5451 * tree-eh.c (unsplit_eh): Skip debug insns.
5453 2010-01-26 Richard Guenther <rguenther@suse.de>
5455 PR tree-optimization/42250
5456 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5458 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5461 * omp-low.c (expand_omp_sections): Only use single_pred if
5462 l2_bb is single_pred_p.
5464 2010-01-25 Christian Bruel <christian.bruel@st.com>
5467 * config/sh/sh.c (find_barrier): Increase length for non delayed
5468 conditional branches.
5469 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5471 2010-01-24 David S. Miller <davem@davemloft.net>
5473 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5474 define if not using GAS.
5475 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5476 Likewise. Delete SECTION_MERGE code, which is only applicable
5479 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5482 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5483 mangling of va_list in system headers.
5485 2010-01-23 Toon Moene <toon@moene.org>
5487 * tree-predcom.c (combine_chains): Return NULL, not false.
5489 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5491 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5492 initialization of variable res to agree with return type.
5494 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5496 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5497 * tree-sra.c: Add include of expr.h.
5499 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5501 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5502 insert the debug stmt on the single non-EH edge from the stmt.
5504 2010-01-22 Richard Henderson <rth@redhat.com>
5507 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5508 the RHS until after generate_subtree_copies has insertted its
5509 code before the current statement.
5511 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5513 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5515 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5517 2010-01-21 Martin Jambor <mjambor@suse.cz>
5519 PR tree-optimization/42585
5520 * tree-sra.c (struct access): New field grp_total_scalarization.
5521 (dump_access): Dump the new field.
5522 (should_scalarize_away_bitmap): New variable.
5523 (cannot_scalarize_away_bitmap): Likewise.
5524 (sra_initialize): Allocate new bitmaps.
5525 (sra_deinitialize): Free new bitmaps.
5526 (create_access_1): New function.
5527 (create_access): Parts moved to create_access_1.
5528 (type_consists_of_records_p): New function.
5529 (completely_scalarize_record): Likewise.
5530 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5531 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5532 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5534 (analyze_all_variable_accesses): Completely scalarize small eligible
5537 2010-01-21 Martin Jambor <mjambor@suse.cz>
5539 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5541 2010-01-21 Andrew Haley <aph@redhat.com>
5543 * gcc.c (process_command): Move lang_specific_driver before
5544 setting cc_libexec_prefix.
5546 2010-01-21 Richard Guenther <rguenther@suse.de>
5549 * fold-const.c (negate_expr_p): Pretend only negative
5550 real constants are easily negatable.
5552 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5553 Jason Merrill <jason@redhat.com>
5555 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5556 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5557 * calls.c (initialize argument_information): Handle it.
5558 * c-common.c (handle_transparent_union_attribute): Use new name.
5559 * c-decl.c (finish_struct): Ditto.
5560 * c-typeck.c (type_lists_compatible_p): Ditto.
5561 (convert_for_assignment): Use new name and also handle record.
5562 * function.c (aggregate_value_p): Handle it.
5563 (pass_by_reference): Ditto.
5564 (assign_parm_data_types): Ditto.
5565 * print-tree.c (print_node): Ditto.
5566 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5567 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5568 * tree.c (first_field): New fn.
5570 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5573 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5574 even when linking statically, for now.
5576 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5579 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5580 without a cselib val.
5581 (count_uses): Accept MO_VAL_SET with no val on stores.
5582 (add_stores): Likewise.
5584 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5586 * var-tracking.c (check_value_val): Add a compile time assertion.
5587 (dv_is_decl_p): Simplify.
5588 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5589 gcc_assert if ENABLE_CHECKING.
5591 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5594 * var-tracking.c: Include tree-flow.h.
5595 (mem_dies_at_call): New.
5596 (dataflow_set_preserve_mem_locs): Use it.
5597 (dataflow_set_remove_mem_locs): Likewise.
5598 (dump_var): Renamed from dump_variable. Adjust all callers.
5599 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5600 * Makefile.in (var-tracking.o): Adjust deps.
5602 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5604 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5606 2010-01-20 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/42717
5609 * tree-ssa-dce.c (get_live_post_dom): Remove.
5610 (forward_edge_to_pdom): Take an arbitrary edge to copy
5611 degenerate PHI args from.
5612 (remove_dead_stmt): Use the first post-dominator even if it
5613 does not contain live statements as redirection destination.
5615 2010-01-20 Richard Guenther <rguenther@suse.de>
5617 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5619 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5621 * sel-sched.c (create_speculation_check): Remove set but not used
5623 (try_transformation_cache): Remove set but not used variable ds.
5624 (calculate_privileged_insns): Remove set but not used variables
5625 cur_insn and min_spec_insn.
5626 (find_best_expr): Remove set but not used variable avail_n.
5627 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5629 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5631 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5632 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5635 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5638 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5639 cpu types. Add support for *-sse3 cpu types.
5640 (x86_64-*-*): Ditto.
5642 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5645 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5646 argument, call initializer_constant_valid_p_1 instead of
5647 initializer_constant_valid_p, pass CACHE to it, return NULL
5648 immediately if first call returns NULL.
5649 (initializer_constant_valid_p_1): New function.
5650 (initializer_constant_valid_p): Use it.
5652 2010-01-20 Thomas Quinot <quinot@adacore.com>
5654 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5656 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5658 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5659 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5660 (loc_list_from_tree): Don't handle unsigned division. Handle
5661 signed modulo using DW_OP_{over,over,div,mul,minus}.
5662 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5663 modulo instead of signed.
5665 2010-01-20 DJ Delorie <dj@redhat.com>
5667 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5669 (h8300_emit_stack_adjustment): Propogate it.
5671 (h8300_expand_prologue): Likewise.
5672 (h8300_expand_epilogue): Likewise.
5674 2010-01-19 Michael Matz <matz@suse.de>
5676 PR tree-optimization/41783
5677 * tree-data-ref.c (toplevel): Include flags.h.
5678 (dump_data_dependence_relation): Also dump the inputs if the
5679 result will be unknown.
5680 (split_constant_offset_1): Look through some conversions.
5681 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5682 the offset from last element is too large.
5683 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5684 (reassociate_to_the_same_stmt): Handle vector registers.
5685 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5687 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5688 wide_prolog_niters argument, emit widening instructions.
5689 (vect_do_peeling_for_alignment): Adjust caller, use widened
5690 variant of the iteration cound.
5691 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5693 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5696 * config/arm/neon-testgen.m (emit_automatics): New parameter
5697 features. Adjust for Fixed_return_reg feature.
5698 (test_intrinsic): Call emit_automatics with new feature.
5699 * config/arm/neon.ml: Update copyright years.
5700 (features): New Fixed_return_reg feature.
5701 (ops): Update feature for Vget_low.
5703 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5705 PR tree-optimization/42719
5706 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5710 * fwprop.c (all_uses_available_at): Return false if def_set dest
5711 is a REG that is used in def_insn.
5713 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5715 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5717 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5720 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5722 * target.h (struct gcc_target) <secondary_reload>: Change type
5723 of last argument to secondary_reload_info *.
5725 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5728 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5729 memory references with unaligned offsets. Remove CQImode handling.
5730 (unaligned_memory_operand): Return 1 for memory references with
5731 unaligned offsets. Remove CQImode handling.
5733 2010-01-18 Richard Guenther <rguenther@suse.de>
5736 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5739 2010-01-18 Richard Guenther <rguenther@suse.de>
5741 PR tree-optimization/42781
5742 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5743 restrict processing only if the original variable was artificial.
5745 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5747 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5748 find number of popped argument bytes.
5750 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5751 Fix the text that describes the return value for invalid insns.
5753 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5755 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5756 Clarify what 'cost of the -dependence' is. Fix quoting.
5758 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5759 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5761 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5763 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5764 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5766 2010-01-17 Richard Guenther <rguenther@suse.de>
5769 * function.c (split_complex_args): Take a VEC to modify.
5770 (assign_parms_augmented_arg_list): Build a VEC instead of
5771 a chain of PARM_DECLs.
5772 (assign_parms_unsplit_complex): Take a VEC of arguments.
5773 Do not fixup unmodified parms.
5774 (assign_parms): Deal with the VEC.
5775 (gimplify_parameters): Likewise.
5777 2010-01-17 Richard Guenther <rguenther@suse.de>
5779 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5780 node existence check.
5781 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5782 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5783 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5784 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5785 (gimple_execute_on_growing_pred): Likewise.
5787 2010-01-17 Richard Guenther <rguenther@suse.de>
5789 PR tree-optimization/42773
5790 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5791 (compute_antic_aux): Likewise.
5792 (compute_partial_antic_aux): Likewise.
5794 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5797 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5800 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5802 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5805 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5806 Fix markup for strict argument.
5808 (TARGET_SCHED_REORDER2): Fix argument types.
5810 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5811 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5813 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5814 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5816 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5819 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5820 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5821 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5822 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5823 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5825 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5827 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5829 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5830 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5832 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5834 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5837 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5839 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5840 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5842 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5844 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5846 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5847 referring to it. Fix language.
5849 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5851 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5853 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5855 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5857 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5858 '@var{stream}. Remove stray 'and'.
5860 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5862 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5864 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5866 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5867 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5869 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5870 Fix description of return value.
5871 Rename argument "sz" to "len."
5873 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5874 Clarify meaning of 'true' return value.
5876 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5878 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5879 rep_mode versus mode_rep.
5881 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5883 (TARGET_BUILTIN_DECL): Fix name.
5885 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5887 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5889 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5891 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5893 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5895 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5898 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5899 Rename argument tm_fn to md_fn.
5901 (TARGET_OPTION_PRINT): Fix argument list.
5903 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5906 * config/i386/i386.c (ix86_fixup_binary_operands):
5907 Revert FMA4 fixup of operands.
5909 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5912 * Makefile.in (write_entries_to_file, install-plugin):
5913 Use \012 instead of \n with tr.
5915 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5917 * configure.ac (HAVE_AS_REF): New C macro.
5918 * configure: Regenerate.
5919 * config.in: Likewise.
5920 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5922 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5925 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5927 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5929 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5931 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5933 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5935 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5937 (TARGET_BINDS_LOCAL_P): Fix argument type.
5939 (TARGET_ASM_FILE_END): Use prototype.
5941 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5943 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5945 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5947 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5949 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5950 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5952 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5953 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5955 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5956 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5957 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5958 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5960 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5962 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5964 (TARGET_INIT_BUILTINS): Use prototype.
5966 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5967 Put 'const char *' in braces. Fix parameter types.
5968 (TARGET_INVALID_CONVERSION): Fix parameter types.
5969 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5970 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5972 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5975 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5977 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5979 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5981 * doc/tm.texi (TARGET_HELP): Fix return type.
5983 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5984 in braces. Fix argument types.
5986 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5988 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5990 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5992 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5993 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5995 (TARGET_MANGLE_TYPE): Fix argument types.
5997 (TARGET_IRA_COVER_CLASSES): Use prototype.
5999 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6001 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6003 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6005 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6007 (TARGET_CALLEE_COPIES): Fix argument types.
6009 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6011 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6013 (TARGET_FUNCTION_VALUE): Fix argument types.
6015 (TARGET_RETURN_IN_MSB): Fix argument type.
6017 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6019 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6021 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6023 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6024 agree with return type.
6026 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6028 2010-01-15 Jing Yu <jingyu@google.com>
6030 PR rtl-optimization/42691
6031 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6032 a pseudo to a constant and are merged, and adjust comments.
6034 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6036 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6038 2010-01-15 Richard Guenther <rguenther@suse.de>
6041 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6042 labels of computed or non-local gotos to the destination.
6043 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6044 landing pad label is the first label.
6046 2010-01-15 Richard Guenther <rguenther@suse.de>
6048 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6050 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6053 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6054 to allow generation of the xssqrtdp instruction on power7.
6055 (sqrtdf2_fpr): Ditto.
6057 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6060 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6061 functions with noreturn attribute.
6064 * varasm.c (declare_weak): Add weak attribute to decl if it
6065 doesn't have one already.
6066 (assemble_external): Only add decls to weak_decls if they also
6067 have weak attribute.
6069 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6071 * var-tracking.c (var_reg_delete): Don't delete the association
6072 between REGs and values or one-part variables if the register
6075 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6078 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6079 because its first operand is a non-localized variable.
6081 2010-01-14 Martin Jambor <mjambor@suse.cz>
6083 PR tree-optimization/42706
6084 * tree-sra.c (encountered_recursive_call): New variable.
6085 (encountered_unchangable_recursive_call): Likewise.
6086 (sra_initialize): Initialize both new variables.
6087 (callsite_has_enough_arguments_p): New function.
6088 (scan_function): Call decl and flags check only for IPA-SRA, check
6089 whether there is a recursive call and whether it has enough arguments.
6090 (all_callers_have_enough_arguments_p): New function.
6091 (convert_callers): Look for recursive calls only when
6092 encountered_recursive_call is set.
6093 (ipa_early_sra): Bail out either if
6094 !all_callers_have_enough_arguments_p or
6095 encountered_unchangable_recursive_call.
6097 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6099 * sel-sched.c: Add 2010 to copyright years.
6100 * sel-sched-ir.c: Likewise.
6101 * sel-sched-ir.h: Likewise.
6103 2010-01-14 Martin Jambor <mjambor@suse.cz>
6105 PR tree-optimization/42714
6106 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6107 constructors specially.
6109 2010-01-14 Andi Kleen <ak@linux.intel.com>
6111 * config/i386/drivers-i386.c (detect_caches_intel):
6112 Add l2sizekb parameter and fill in.
6113 (host_detect_local_cpu): Add l2sizekb, fill in.
6114 Add Atom small cache heuristic.
6116 2010-01-14 Andi Kleen <ak@linux.intel.com>
6118 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6119 Add level3 parameter and fill in.
6120 (detect_caches_intel): Handle level3 cache.
6122 2010-01-14 Andi Kleen <ak@linux.intel.com>
6124 * config/i386/drivers-i386.c (host_detect_local_cpu):
6125 Fix core duo detection.
6127 2010-01-14 Andi Kleen <ak@linux.intel.com>
6129 * config/i386/drivers-i386.c (host_detect_local_cpu):
6132 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6134 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6135 (rs6000_variable_issue_1): this. Use...
6136 (rs6000_variable_issue): here. Reimplement. Print debug info.
6138 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6140 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6141 sel_restore_notes. Update all callers. Call reemit_notes
6144 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6146 PR rtl-optimization/42246
6147 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6150 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6152 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6153 all successors is the same as number of successors in current region.
6155 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6157 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6158 to rename is not separable. Otherwise check that its LHS is not NULL.
6160 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6162 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6164 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6166 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6167 available registers when failed to discover LHS register class.
6168 Fix indentation. Update comment.
6170 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6171 Alexander Monakov <amonakov@ispras.ru>
6173 PR rtl-optimization/42389
6174 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6176 (advance_state_on_fence): Likewise.
6177 (sel_target_adjust_priority): Print debug output only when
6178 sched_verbose >= 4, not 2.
6179 (get_expr_cost): Do not issue all unique insns on the next cycle.
6180 (fill_insns): Initialize can_issue_more from the value saved
6182 * sel-sched-ir.c (flist_add): New parameter issue_more.
6183 Init FENCE_ISSUE_MORE with it.
6184 (merge_fences): Likewise.
6185 (init_fences): Update call to flist_add.
6186 (add_to_fences, add_clean_fence_to_fences)
6187 (add_dirty_fence_to_fences): Likewise.
6188 (move_fence_to_fences): Update call to merge_fences.
6189 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6191 * sel-sched-ir.h (struct _fence): New field issue_more.
6192 (FENCE_ISSUE_MORE): New accessor macro.
6194 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6196 PR rtl-optimization/42388
6197 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6198 that have no predecessors nor successors. Do not call move_bb_info
6199 for empty blocks outside of current region.
6201 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6203 PR rtl-optimization/42294
6204 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6205 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6206 originators' originators.
6208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6210 PR rtl-optimization/39453
6211 PR rtl-optimization/42246
6212 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6214 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6216 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6217 Alexander Monakov <amonakov@ispras.ru>
6220 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6221 (maybe_tidy_empty_bb): ... here. Make static. Add new
6222 argument. Update all callers.
6223 (tidy_control_flow): ... and here. Recompute topological order
6224 of basic blocks in region if necessary.
6225 (sel_redirect_edge_and_branch): Change return type. Return true
6226 if topological order might have been invalidated.
6227 (purge_empty_blocks): Export and move from...
6228 * sel-sched.c (purge_empty_blocks): ... here.
6229 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6230 (maybe_tidy_empty_bb): Delete prototype.
6231 (purge_empty_blocks): Declare.
6233 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6235 PR rtl-optimization/42249
6236 * sel-sched.c (try_replace_dest_reg): When chosen register
6237 and original register is the same, do not bail out early, but
6238 still check all original insns for validity of replacing destination
6239 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6242 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6245 Port from no-undefined-overflow branch:
6246 2009-03-09 Richard Guenther <rguenther@suse.de>
6248 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6250 2010-01-14 Richard Guenther <rguenther@suse.de>
6253 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6255 2010-01-14 Ira Rosen <irar@il.ibm.com>
6257 PR tree-optimization/42709
6258 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6259 as scalar type in creation of constant vector operand.
6261 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6264 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6265 (check-parallel-%): Match `testsuite' directory component only
6268 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6270 PR translation/39521
6271 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6274 2010-01-13 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/42730
6277 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6280 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6283 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6284 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6287 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6289 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6290 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6291 ___umulsi3_highpart.
6293 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6294 rather than schedule_insns if the pass is enabled.
6296 2010-01-13 Martin Jambor <mjambor@suse.cz>
6298 PR tree-optimization/42704
6299 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6302 2010-01-13 Martin Jambor <mjambor@suse.cz>
6304 PR tree-optimization/42703
6305 * tree-sra.c (analyze_access_subtree): Check that we can build a
6306 reference to the original data within the aggregate.
6308 2010-01-13 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/42705
6311 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6313 2010-01-13 Richard Guenther <rguenther@suse.de>
6316 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6318 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6321 * var-tracking.c (values_to_unmark): New variable.
6322 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6323 values_to_unmark vector. Moved body to...
6324 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6325 instead queue it into values_to_unmark vector.
6326 (vt_find_locations): Free values_to_unmark vector.
6328 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6330 * config/s390/s390.c (override_options): Set
6331 default of max-pending-list-length to 256
6333 2010-01-13 Richard Guenther <rguenther@suse.de>
6336 * tree-pass.h (PROP_gimple_lcx): New.
6337 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6338 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6339 before the final cleanup_eh.
6340 (dump_properties): Dump PROP_gimple_lcx.
6341 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6342 (tree_lower_complex_O0): Remove.
6343 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6344 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6345 tree_lower_complex, schedule TODO_update_ssa.
6346 * lto-streamer-out.c (output_function): Stream the functions
6348 * lto-streamer-in.c (input_function): Likewise.
6349 (lto_read_body): Do not override them here.
6351 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6354 * c-typeck.c (build_c_cast): Fold value cast to union type before
6355 wrapping it in a CONSTRUCTOR.
6357 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6359 PR rtl-optimization/42699
6360 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6363 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6365 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6366 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6367 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6368 SUBTARGET_WARN_UNUSED_SPEC): ... here
6369 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6371 2010-01-12 Julian Brown <julian@codesourcery.com>
6373 * config/arm/neon-schedgen.ml (Utils): Don't try to
6374 open missing module.
6375 (find_with_result): New.
6377 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6380 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6381 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6383 PR tree-optimization/42645
6384 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6385 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6386 decl_map, set processing_debug_stmt to -1 and return name without
6389 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6391 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6392 binutils version, and reword target configuration description.
6394 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6396 * config/avr/avr.h (LINKER_NAME): Remove.
6398 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6401 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6402 that support VSX, warn for -mno-altivec if vsx is not disabled,
6405 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6406 Shujing Zhao <pearly.zhao@oracle.com>
6408 PR translation/42469
6409 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6410 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6411 character between option name and help text.
6412 * c.opt (imultilib): Likewise.
6414 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6416 * lto-streamer-out.c (output_unreferenced_globals): Output static
6419 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6421 PR rtl-optimization/42621
6422 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6423 optimizing for size.
6424 (duplicate_computed_gotos): Remove now-redundant check.
6426 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6429 * configure.ac: Save and restore LDFLAGS and LIBS
6430 * configure: Regenerate.
6432 2010-01-10 Richard Guenther <rguenther@suse.de>
6435 * builtins.c (fold_builtin_strlen): Add type argument and
6436 convert the resulting length to it.
6437 (fold_builtin_1): Adjust.
6439 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6441 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6442 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6444 (num_insns_constant_wide): Adjust for that change.
6446 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6449 * web.c (union_defs): Add used argument, to combine uses of
6451 (entry_register): Adjust type and tests of used argument.
6452 (web_main): Widen used for new use. Pass it to union_defs.
6453 * df.h (union_defs): Adjust prototype.
6455 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6458 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6459 uses in new incoming argument. Free body.
6460 (reset_debug_uses_in_loop): New.
6461 (analyze_insn_to_expand_var): Call the latter if the former found
6462 anything. Fix whitespace. Reject invalid dest overlaps before
6463 going through all insns in the loop.
6465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6468 * haifa-sched.c (dying_use_p): Debug insns don't count.
6470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6473 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6474 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6475 (verify_gimple_call): Reject LHS in noreturn calls.
6477 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6481 * tree-vect-loop-manip.c (adjust_info): New type.
6482 (adjust_vec): New pointer to vector.
6483 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6484 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6485 (slpeel_update_phis_for_duplicate_loop): Use them.
6486 (slpeel_update_phi_nodes_for_guard1): Likewise.
6487 (slpeel_update_phi_nodes_for_guard2): Likewise.
6488 (slpeel_tree_peel_loop_to_edge): Likewise.
6489 (vect_update_ivs_after_vectorizer): Likewise.
6491 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6493 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6494 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6496 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6498 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6499 bogus uninitialized warning.
6501 2010-01-09 Richard Guenther <rguenther@suse.de>
6504 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6505 the evolution is compatible with the initial condition.
6507 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6509 * gcc.c (process_command): Update copyright notice dates.
6510 * gcov.c (print_version): Likewise.
6511 * gcov-dump.c (print_version): Likewise.
6512 * mips-tfile.c (main): Likewise.
6513 * mips-tdump.c (main): Likewise.
6515 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6518 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6520 (rotlhi3_8): Delete.
6522 (rotlsi3_8): Delete.
6523 (rotlsi3_16): Delete.
6524 (rotlsi3_24): Delete.
6526 (*rotw<mode>3): New.
6527 (*rotb<mode>3): New.
6528 * config/avr/avr.c (avr_rotate_bytes): New function.
6529 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6531 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6534 * configure.ac: Modify -rdynamic check.
6535 * configure: Regenerate.
6537 2010-01-08 DJ Delorie <dj@redhat.com>
6539 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6540 register popping order.
6542 2010-01-08 Richard Guenther <rguenther@suse.de>
6545 * c.opt (fsigned-char): Also let LTO handle this option.
6546 (funsigned-char): Likewise.
6548 2010-01-07 Richard Guenther <rguenther@suse.de>
6550 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6551 (gimple_op): Likewise.
6552 (gimple_op_ptr): Likewise.
6553 (gimple_assign_set_lhs): Remove gcc_assert.
6554 (gimple_assign_set_rhs1): Likewise.
6555 (gimple_assign_set_rhs2): Likewise.
6556 (gimple_call_set_lhs): Likewise.
6557 (gimple_call_set_fn): Likewise.
6558 (gimple_call_set_fndecl): Likewise.
6559 (gimple_call_fndecl): Likewise.
6560 (gimple_call_return_type): Likewise.
6561 (gimple_call_set_chain): Likewise.
6562 (gimple_call_num_args): Likewise.
6563 (gimple_call_set_arg): Likewise.
6564 (gimple_cond_set_code): Likewise.
6565 (gimple_cond_set_lhs): Likewise.
6566 (gimple_cond_set_rhs): Likewise.
6567 (gimple_cond_set_true_label): Likewise.
6568 (gimple_cond_set_false_label): Likewise.
6569 (gimple_label_set_label): Likewise.
6570 (gimple_goto_set_dest): Likewise.
6571 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6572 (gimple_debug_bind_get_value): Likewise.
6573 (gimple_debug_bind_get_value_ptr): Likewise.
6574 (gimple_debug_bind_set_var): Likewise.
6575 (gimple_debug_bind_set_value): Likewise.
6576 (gimple_debug_bind_reset_value): Likewise.
6577 (gimple_debug_bind_has_value_p): Likewise.
6578 (gimple_return_retval_ptr): Remove gcc_assert.
6579 (gimple_return_retval): Likewise.
6580 (gimple_return_set_retval): Likewise.
6581 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6582 (safe_referenced_var_iterator): Remove.
6583 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6584 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6585 (fill_referenced_var_vec): Remove.
6586 (first_readonly_imm_use): Remove redundant gcc_assert.
6587 (phi_arg_index_from_use): Combine gcc_asserts.
6588 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6589 (first_imm_use_stmt): Remove redundant gcc_assert.
6590 * tree-cfg.c (verify_gimple_call): Verify function and chain
6591 operands. Verify arguments.
6592 (verify_types_in_gimple_stmt): Verify condition code and labels.
6594 2010-01-07 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/42641
6597 * sese.c (rename_map_elt_info): Use the SSA name version, do
6600 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6602 PR tree-optimization/42625
6603 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6604 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6606 2010-01-07 Duncan Sands <baldrick@free.fr>
6608 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6610 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6613 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6614 note itself is not function_invariant_p.
6616 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6618 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6619 Do not add the DF_NOTE problem.
6620 * store-motion.c (execute_rtl_store_motion): Likewise.
6622 2010-01-07 Martin Jambor <mjambor@suse.cz>
6624 PR tree-optimization/42157
6625 * tree-sra.c (compare_access_positions): Stabilize sort if both
6626 accesses have integer types, return zero immediately if they are the
6629 2010-01-06 Richard Henderson <rth@redhat.com>
6632 * haifa-sched.c (add_to_note_list): Merge into ...
6633 (concat_note_lists): ... here, and ...
6634 (unlink_other_notes, rm_other_notes): Merge into...
6635 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6636 NOTE_INSN_EPILOGUE_BEG.
6638 2010-01-06 Richard Guenther <rguenther@suse.de>
6640 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6641 not inline regular functions into always-inline functions.
6643 2010-01-06 Nick Clifton <nickc@redhat.com>
6645 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6646 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6648 (OVERRIDE_OPTIONS): Delete.
6649 (OPTIMIZATION_OPTIONS): Define.
6650 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6651 * config/rx/rx.c (rx_handle_option): Issue an error message if
6652 -mcpu=rx200 and -fpu are used together.
6653 (rx_set_optimization_options): New function. Issue an error
6654 message if an optimization attribute attempts to reset the FPU/
6655 math optimization pairing.
6656 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6657 * config/rx/rx.opt: Set the default to 32-bit doubles.
6658 * config/rx/t-rx: Add multilibs for -nofpu option.
6659 * doc/invoke.texi: Update documentation of RX options.
6661 2010-01-06 Richard Guenther <rguenther@suse.de>
6663 * tree-ssa-pre.c (name_to_id): New global.
6664 (alloc_expression_id): Simplify SSA name handling.
6665 (lookup_expression_id): Likewise.
6666 (init_pre): Zero name_to_id.
6667 (fini_pre): Free it.
6669 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6671 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6673 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6676 * config/i386/sse.md (smaxv2di3): New.
6677 (umaxv2di3): Likewise.
6678 (sminv2di3): Likewise.
6679 (uminv2di3): Likewise.
6681 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6684 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6685 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6686 (legitimize_tls_address): Likewise.
6687 (sparc_tls_referenced_p): Likewise.
6688 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6689 and adjust calls to legitimize_pic_address.
6690 (legitimate_constant_p) Use sparc_tls_referenced_p.
6691 (legitimate_pic_operand_p): Likewise.
6692 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6693 (sparc_tls_symbol_ref_1): Delete.
6694 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6695 (legitimize_tls_address): Make static, handle CONST patterns.
6696 (legitimize_pic_address): Make static, remove unused parameter and
6697 adjust recursive calls.
6698 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6699 and adjust call to legitimize_pic_address.
6700 (sparc_output_mi_thunk): Likewise.
6702 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6703 H.J. Lu <hongjiu.lu@intel.com>
6706 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6707 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6708 operands to make them signed.
6711 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6714 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6715 GTU to GT for V4SI and V2DI.
6717 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6718 (umin<mode>3): Removed.
6720 (uminv4si3): Likewise.
6722 2010-01-05 Martin Jambor <mjambor@suse.cz>
6724 PR tree-optimization/42462
6725 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6726 current_function_decl to helper functions and macros.
6728 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6731 * flags.h: Don't include real.h.
6732 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6733 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6734 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6735 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6736 * dominance.c: Update copyright.
6737 * gimple.c (walk_gimple_op): Remove inline.
6738 * tree-ssa-reassoc.c: Include real.h.
6739 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6740 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6742 2010-01-05 Nick Clifton <nickc@redhat.com>
6744 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6745 register to push into the stack frame when the accumulator has to
6746 be saved during interrupts.
6748 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6750 * doc/invoke.texi: Remove the documentation about option
6752 * common.opt (Wunreachable-code): Preserved for backward
6754 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6755 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6756 the backward compatibility flag section.
6758 2010-01-05 Richard Guenther <rguenther@suse.de>
6760 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6762 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6765 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6767 PR tree-optimization/42508
6768 * tree-sra.c (convert_callers): Check for recursive call
6769 by comparing cgraph nodes instead of decls.
6770 (modify_function): Call ipa_modify_formal_parameters also
6771 on all same_body aliases.
6773 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6774 cgraph nodes when checking for same_body aliases.
6776 2010-01-05 Richard Guenther <rguenther@suse.de>
6778 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6779 allocation and lookup.
6780 (get_or_alloc_expr_for_constant): Likewise.
6781 (phi_translate): Sink allocation.
6783 2010-01-04 Richard Guenther <rguenther@suse.de>
6785 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6786 a new entry only if needed.
6787 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6788 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6790 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6792 (phi_translate): Handle CONSTANTs early.
6794 2010-01-04 Martin Jambor <mjambor@suse.cz>
6796 PR tree-optimization/42398
6797 * tree-sra.c (struct access): Removed flag grp_different_types.
6798 (dump_access): Do not dump the removed flag.
6799 (sort_and_splice_var_accesses): Do not set the removed flag.
6800 (sra_modify_expr): Check for type compatibility directly.
6802 2010-01-04 Martin Jambor <mjambor@suse.cz>
6804 PR tree-optimization/42366
6805 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6806 edges with variable number of parameters.
6807 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6808 flag instead of asserting it.
6809 (ipa_read_node_info): Read uses_analysis_done flag.
6811 2010-01-04 Richard Guenther <rguenther@suse.de>
6813 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6814 iterative_hash_* as intended.
6815 (vn_reference_compute_hash): Likewise. Simplify hashing
6817 (vn_reference_lookup_2): Likewise.
6818 (vn_nary_op_compute_hash): Likewise.
6819 (vn_phi_compute_hash): Likewise.
6820 (expressions_equal_p): Remove strange code.
6821 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6822 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6823 (bitmap_insert_into_set_1): Take value-id as parameter.
6824 (add_to_value): Pass it.
6825 (bitmap_insert_into_set): Likewise.
6826 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6828 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6831 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6832 (do_self_spec): For switches with SWITCH_IGNORE set set also
6833 SWITCH_IGNORE_PERMANENTLY.
6834 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6837 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6839 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6840 tree of an unreferenced global var.
6842 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6845 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6846 GTU to GT for V4SI and V2DI.
6848 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6849 (umin<mode>3): Removed.
6851 (uminv4si3): Likewise.
6853 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6856 * collect2.c (main): Turn on trace in collect2 if -v is passed
6859 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6861 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6862 description of expression operand.
6864 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6866 * configure.ac: Add install-html to target_list for Make-hooks.
6867 * configure: Regenerate.
6868 * fortran/Make-lang.in (F95_HTMLFILES): New.
6869 (fortran.html): Use it.
6870 (fortran.install-html): New.
6871 * Makefile.in (install-html): Add lang.install-html.
6872 * java/Make-lang.in (JAVA_HTMLFILES): New.
6873 (java.html): Use it.
6874 (java.install-html): New.
6875 * objc/Make-lang.in (objc.install-html): New.
6876 * objcp/Make-lang.in (obj-c++.install-html): New.
6877 * cp/Make-lang.in (c++.install-html): New.
6878 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6879 * lto/Make-lang.in (lto.install-html): New.
6881 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6884 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6886 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6888 PR rtl-optimization/41862
6889 * store-motion.c (store_killed_in_insn, compute_store_table,
6890 remove_reachable_equiv_notes, replace_store_insn,
6891 build_store_vectors): Ignore all DEBUG_INSNs.
6893 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6896 * common.opt: Add dumpdir.
6898 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6900 (option_map): Add --dumpdir.
6902 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6904 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6906 * opts.c (decode_options): Try dump_dir_name first if
6907 dump_base_name isn't an absolute path.
6908 (common_handle_option): Handle OPT_dumpdir.
6910 * toplev.c (dump_dir_name): New.
6911 (print_switch_values): Also ignore -dumpdir.
6913 * toplev.h (dump_dir_name): New.
6915 2010-01-03 Richard Guenther <rguenther@suse.de>
6917 PR tree-optimization/42589
6918 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6919 double-word expansion of bswap32.
6921 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6923 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6924 with BLOCK_FOR_INSN.
6925 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6926 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6927 noce_process_if_block): Likewise.
6928 * gcse.c (compute_local_properties, insert_expr_in_table,
6929 insert_set_in_table, canon_list_insert, find_avail_set,
6930 pre_insert_copy_insn): Likewise.
6932 * basic-block.h (BLOCK_NUM): Move from here...
6933 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6935 2010-01-03 Richard Guenther <rguenther@suse.de>
6937 PR tree-optimization/42438
6938 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6939 contains_may_not_return_call flag.
6940 (BB_MAY_NOTRETURN): New.
6941 (valid_in_sets): Trapping nary operations are not valid
6942 in blocks that may not return.
6943 (insert_into_preds_of_block): Remove check for trapping expressions.
6944 (compute_avail): Compute also BB_MAY_NOTRETURN.
6946 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6948 * doc/invoke.texi: Add 2010 to copyright years.
6950 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6952 * config/sparc/sparc.c: Fix formatting nits.
6954 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6955 Alexander Monakov <amonakov@ispras.ru>
6957 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6959 2010-01-02 Richard Guenther <rguenther@suse.de>
6962 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6963 (simplify_switch_using_ranges): Mark to be removed edges
6966 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6968 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6970 * collect2.c (scan_libraries): Add missing argument in call to
6973 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6976 * config/alpha/predicates.md (aligned_memory_operand): Return false
6978 (unaligned_memory_operand): Return true for CQImode.
6979 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6980 doesn not cross aligned SImode word boundary.
6982 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6984 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6986 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6987 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6989 2010-01-02 Richard Guenther <rguenther@suse.de>
6992 * toplev.c (compile_file): Emit LTO marker properly. Change
6994 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6996 2010-01-01 Richard Guenther <rguenther@suse.de>
6999 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7001 2010-01-01 Richard Guenther <rguenther@suse.de>
7004 * c-decl.c (grokdeclarator): For zero-size arrays force
7005 structural equality checks as layout_type does.
7007 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7009 * builtins.c: Update copyright to 2010.
7011 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7014 * lto-streamer-out.c (produce_asm): Revert the last change.
7015 (copy_function): Likewise.
7017 * lto-streamer.c (lto_get_section_name): Skip any leading
7020 2010-01-01 Richard Guenther <rguenther@suse.de>
7023 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7027 Copyright (C) 2010 Free Software Foundation, Inc.
7029 Copying and distribution of this file, with or without modification,
7030 are permitted in any medium without royalty provided the copyright
7031 notice and this notice are preserved.