1 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3 * optabs.h (expand_widening_mult): Declare.
5 2010-04-22 Richard Guenther <rguenther@suse.de>
7 PR tree-optimization/43845
8 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
9 lookup the CALL_EXPR function and arguments.
11 2010-04-22 Nick Clifton <nickc@redhat.com>
13 * config/stormy16/stormy16.c
14 (xstormy16_asm_output_aligned_common): Handle a NULL decl
16 * config/stormy16/stormy16.h: Tidy up formatting.
17 (DONT_USE_BUILTIN_SETJMP): Remove definition.
18 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
19 (ineqbranchsi): Delete pattern.
20 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
21 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
22 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
23 stormy16-lib2-ucmpsi2.c.
25 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
27 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
28 df_simulate_find_noclobber_defs as appropriate. Keep track of an
29 extra set merge_set_noclobber, and use it to relax the final test
31 * df.h (df_simulate_find_noclobber_defs): Declare.
32 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
34 (df_simulate_find_noclobber_defs): New function.
36 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md: Use {} around multi-line preparation statements.
40 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
42 * c-tree.h (push_init_level, pop_init_level, set_init_index)
43 (process_init_element): New argument of type struct obstack *.
45 * c-typeck.c (push_init_level, pop_init_level, set_designator)
46 (set_init_index, set_init_label, set_nonincremental_init)
47 (set_nonincremental_init_from_string, find_init_member)
48 (output_init_element, output_pending_init_elements)
49 (process_init_element): New argument braced_init_obstack. Pass it
51 (push_range_stack, add_pending_init): New argument
52 braced_init_obstack. Use obstack allocation.
54 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
55 braced_init_obstack. Pass it down.
56 (c_parser_braced_init): New variables ret, braced_init_obstack.
57 Initialize obstack, pass it down and finally free it.
59 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
62 * tree-pass.h (pass_optimize_widening_mul): Declare.
63 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
64 gate_optimize_widening_mul): New static functions.
65 (pass_optimize_widening_mul): New.
66 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
68 <case MULT_EXPR>: Remove support for widening multiplies.
69 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
70 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
71 simplify_gen_unary rather than directly building extensions.
72 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
74 * expmed.c (expand_widening_mult): New function.
75 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
77 2010-04-21 Jan Hubicka <jh@suse.cz>
79 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
80 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
81 * lto-wpa-fixup.c: Remove.
82 * Makefile.in (lto-wpa-fixup.o): Remove.
83 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
84 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
85 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
87 2010-04-21 Jan Hubicka <jh@suse.cz>
89 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
90 add write_optimization_summary, read_optimization_summary.
91 (ipa_write_summaries_of_cgraph_node_set): Remove.
92 (ipa_write_optimization_summaries): Declare.
93 (ipa_read_optimization_summaries): Declare.
94 * ipa-cp.c (pass_ipa_cp): Update.
95 * ipa-reference.c (pass_ipa_reference): Update.
96 * ipa-pure-const.c (pass_ipa_pure_const): Update.
97 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
99 * ipa-inline.c (pass_ipa_inline): Update.
100 * ipa.c (pass_ipa_whole_program): Update.
101 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
102 * passes.c (ipa_write_summaries_1): Do not test wpa.
103 (ipa_write_optimization_summaries_1): New.
104 (ipa_write_optimization_summaries): New.
105 (ipa_read_summaries): Do not test ltrans.
106 (ipa_read_optimization_summaries_1): New.
107 (ipa_read_optimization_summaries): New.
109 2010-04-21 Jan Hubicka <jh@suse.cz>
111 * lto-cgraph.c (lto_output_node): Do not output comdat groups
113 (output_cgraph): Do not arrange comdat groups for boundary nodes.
115 2010-04-21 Jakub Jelinek <jakub@redhat.com>
118 * dwarf2out.c (add_name_and_src_coords_attributes): Add
119 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
121 2010-04-21 Jan Hubicka <jh@suse.cz>
123 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
125 2010-04-21 Jan Hubicka <jh@suse.cz>
127 * varpool.c (decide_is_variable_needed): Variable is always needed
130 2010-04-21 Jan Hubicka <jh@suse.cz>
132 * opts.c (decode_options): Enable pure-const pass for whopr.
134 2010-04-21 Jan Hubicka <jh@suse.cz>
136 * cgraph.c (dump_cgraph_node): Dump also assembler name.
137 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
139 (cgraph_decide_inlining): Do not expect callee to be removed in all
142 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
144 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
146 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (x86_shrd): Add athlon_decode and
149 amdfam10_decode attributes.
151 2010-04-21 Jakub Jelinek <jakub@redhat.com>
154 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
155 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
156 (lower_copyprivate_clauses): Use private var in outer
157 context instead of original var. Make sure the types
158 are correct for VLAs.
160 2010-04-21 Richard Guenther <rguenther@suse.de>
162 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
163 to non-pointer objects.
165 2010-04-21 Jakub Jelinek <jakub@redhat.com>
167 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
168 last chain entry if it starts with the still current label.
169 (add_location_or_const_value_attribute): Check that
170 loc_list->first->next is NULL instead of comparing ->first with ->last.
171 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
172 to add_var_loc_to_decl.
174 * dwarf2out.c (output_call_frame_info): For dw_cie_version
175 >= 4 add also address size and segment size fields into CIE header.
177 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
178 long as address size is the same as sizeof (void *) and
180 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
181 address size or segment size is unexpected, return DW_EH_PE_omit.
182 (classify_object_over_fdes): If get_cie_encoding returned
183 DW_EH_PE_omit, return -1.
184 (init_object): If classify_object_over_fdes returned -1,
185 pretend there were no FDEs at all.
187 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (bswap<mode>2): Macroize expander from
190 bswap{si,di}2 using SWI48 mode iterator.
191 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
192 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
193 set modrm attribute of bswap insn to 0 and remove length attribute.
194 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
195 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
196 set mode attribute to <MODE> and remove length attribute.
198 2010-04-20 James E. Wilson <wilson@codesourcery.com>
200 PR rtl-optimization/43520
201 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
202 zero available registers.
204 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * builtins.c (fold_builtin_cproj): Fold more cases.
208 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
211 (fold_builtin_1): Fold builtin cproj.
212 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
213 Use ATTR_CONST_NOTHROW_LIST.
215 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
218 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
219 ffsi2_no_cmove for !TARGET_CMOVE.
220 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
221 (ffssi2): Remove expander.
222 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
224 (ctz<mode>2): Ditto from ctz{si,di}2.
225 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
227 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
230 2010-04-20 Jakub Jelinek <jakub@redhat.com>
232 * dwarf2out.c (AT_linkage_name): Define.
233 (clone_as_declaration): Handle DW_AT_linkage_name.
234 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
235 of DW_AT_MIPS_linkage_name.
236 (move_linkage_attr): Likewise.
237 (dwarf2out_finish): Likewise.
239 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
242 * fold-const.c (fold_comparison): New folding rule.
244 2010-04-20 Anatoly Sokolov <aesok@post.ru>
246 * double-int.h (double_int_setbit): Declare.
247 * double-int.c (double_int_setbit): New function.
248 * rtl.h (immed_double_int_const): Declare.
249 * emit-rtl.c (immed_double_int_const): New function.
250 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
251 and immed_double_int_const functions.
252 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
253 expand_copysign_bit): (Ditto.).
254 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
255 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
256 * dojump.c (prefer_and_bit_test): (Ditto.).
257 * expr.c (convert_modes, reduce_to_bit_field_precision,
258 const_vector_from_tree): (Ditto.).
259 * expmed.c (mask_rtx, lshift_value): (Ditto.).
261 2010-04-20 Jan Hubicka <jh@suse.cz>
263 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
264 (dump_cgraph_node): Dump new flags.
265 * cgraph.h (struct cgraph_node): Add flags
266 reachable_from_other_partition and in_other_partition.
267 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
268 other partition can not be removed.
269 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
270 the other partition must be output; silence sanity checking on
271 leaking functions bodies from other paritition.
272 * lto-cgraph.c (reachable_from_other_partition_p): New function.
273 (lto_output_node): Output new flags; do not sanity check that inline
274 clones are output; drop lto_forced_extern_inline_p code; do not mock
275 visibility flags at partition boundaries.
276 (add_node_to): New function.
277 (output_cgraph): Use it to sort functions so masters appear before
279 (input_overwrite_node): Input new flags.
280 * passes.c (ipa_write_summaries): Do not call
281 lto_new_extern_inline_states.
282 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
283 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
284 lto_forced_extern_inline_p): Kill.
285 * lto-streamer.h (lto_new_extern_inline_states,
286 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
287 lto_forced_extern_inline_p): Kill.
289 2010-04-20 Richard Guenther <rguenther@suse.de>
291 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
292 from vars that can have pointers.
293 (process_constraint): Dump useless constraints.
295 2010-04-20 Richard Guenther <rguenther@suse.de>
297 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
298 (dump_sa_points_to_info): Remove asserts.
299 (init_base_vars): nothing_id isn't an escape point nor does it
302 2010-04-20 Jakub Jelinek <jakub@redhat.com>
304 * tree.h (TYPE_REF_IS_RVALUE): Define.
305 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
306 should_move_die_to_comdat, prune_unused_types_walk): Handle
307 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
308 (modified_type_die, gen_reference_type_die): Emit
309 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
310 if TYPE_REF_IS_RVALUE and -gdwarf-4.
312 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
315 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
316 calls for -fpic -m31 if they have been sibcall optimized.
318 2010-04-19 James E. Wilson <wilson@codesourcery.com>
320 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
321 ar.lc fixed and call-used.
323 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
325 2010-04-19 Jan Hubicka <jh@suse.cz>
327 * opts.c (decode_options): Disable whpr incompatible passes.
328 * lto/lto.c (lto_1_to_1_map): Skip clones.
329 (read_cgraph_and_symbols): Do not mark everything as needed.
330 (do_whole_program_analysis): Do map only after optimizing;
331 set proper cgraph_state; use passmanager.
333 2010-04-19 DJ Delorie <dj@redhat.com>
335 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
336 POINTER_PLUS_EXPR and fix them.
338 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
340 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
341 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
342 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
343 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
344 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
345 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
346 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
347 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
348 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
349 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
350 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
352 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
354 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
355 (check_cond_move_block): Likewise.
356 (cond_move_process_if_block): Likewise.
357 (noce_find_if_block): Improve formatting.
358 (find_if_header): Pass 0 to memset and tweak conditions.
359 (cond_exec_find_if_block): Fix long lines and tweak conditions.
361 2010-04-19 Jakub Jelinek <jakub@redhat.com>
363 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
367 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
368 with non-local decl doesn't need chain.
370 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
372 * ira-color.c (allocno_reload_assign): Avoid accumulating
373 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
375 2010-04-19 Martin Jambor <mjambor@suse.cz>
377 * gimple.h (create_tmp_reg): Declare.
378 * gimplify.c (create_tmp_reg): New function.
379 (gimplify_return_expr): Use create_tmp_reg.
380 (gimplify_omp_atomic): Likewise.
381 (gimple_regimplify_operands): Likewise.
382 * tree-dfa.c (make_rename_temp): Likewise.
383 * tree-predcom.c (predcom_tmp_var): Likewise.
384 (reassociate_to_the_same_stmt): Likewise.
385 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
386 (get_replaced_param_substitute): Likewise.
387 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
388 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
389 * tree-ssa-pre.c (get_representative_for): Likewise.
390 (create_expression_by_pieces): Likewise.
391 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
392 (create_tailcall_accumulator): Likewise.
394 2010-04-19 Martin Jambor <mjambor@suse.cz>
396 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
398 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
400 2010-04-19 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/43796
403 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
404 from SCEV in the lattice.
405 (vrp_visit_phi_node): Dump change.
407 2010-04-19 Richard Guenther <rguenther@suse.de>
409 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
410 * configure: Re-generated.
412 2010-04-19 Richard Guenther <rguenther@suse.de>
414 PR tree-optimization/43783
415 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
416 constant ARRAY_REF operands two and three if possible.
418 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
423 2010-04-19 Jie Zhang <jie@codesourcery.com>
426 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
428 2010-04-19 Ira Rosen <irar@il.ibm.com>
430 PR tree-optimization/37027
431 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
432 and macro to access it.
433 (vectorizable_reduction): Add argument.
434 (vect_get_slp_defs): Likewise.
435 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
436 statements for possible use in SLP.
437 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
438 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
439 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
441 (vectorizable_reduction): Likewise.
442 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
444 (vectorizable_type_demotion, vectorizable_type_promotion,
445 vectorizable_store): Likewise.
446 (vect_analyze_stmt): Update call to vectorizable_reduction.
447 (vect_transform_stmt): Likewise.
448 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
449 (vect_build_slp_tree): Fix indentation. Check that there are no loads
450 from different interleaving chains in same node.
451 (vect_slp_rearrange_stmts): New function.
452 (vect_supported_load_permutation_p): Allow load permutations for
453 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
454 inside SLP nodes if necessary.
455 (vect_analyze_slp_instance): Handle reductions.
456 (vect_analyze_slp): Try to build SLP instances originating from groups
458 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
459 (vect_get_constant_vectors): Create initial vectors for reductions
460 according to reduction code. Add new argument.
461 (vect_get_slp_defs): Add new argument, pass it to
462 vect_get_constant_vectors.
463 (vect_schedule_slp_instance): Remove SLP tree root statements.
465 2010-04-19 Jakub Jelinek <jakub@redhat.com>
467 * tree.h (ENUM_IS_SCOPED): Define.
468 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
469 for ENUM_IS_SCOPED enums.
471 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
473 * fold-const.c (fold_comparison): Use ssizetype.
474 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
475 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
476 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
477 * tree-object-size.c (compute_object_sizes): Use size_type_node.
479 * tree.h (initialize_sizetypes): Remove parameter.
480 (build_common_tree_nodes): Remove second parameter.
481 * stor-layout.c (initialize_sizetypes): Remove parameter.
482 Always create an unsigned type.
483 (set_sizetype): Assert that the passed type is unsigned and simplify.
484 * tree.c (build_common_tree_nodes): Remove second parameter.
485 Adjust call to initialize_sizetypes.
486 * c-decl.c (c_init_decl_processing): Remove second argument in call to
487 build_common_tree_nodes.
489 2010-04-18 Matthias Klose <doko@ubuntu.com>
491 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
493 2010-04-18 Ira Rosen <irar@il.ibm.com>
495 PR tree-optimization/43771
496 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
497 load permutation doesn't have gaps.
499 2010-04-18 Jan Hubicka <jh@suse.cz>
501 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
502 (sse_prologue_save_insn expander): Use new pattern.
503 (sse_prologue_save_insn1): New pattern and splitter.
504 (sse_prologue_save_insn): Update to deal also with 64bit aligned
506 * i386.c (setup_incoming_varargs_64): Do not compute jump
508 (ix86_gimplify_va_arg): Update alignment needed.
509 (ix86_local_alignment): Do not align all local arrays to 128bit.
511 2010-04-17 Jan Hubicka <jh@suse.cz>
513 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
515 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
517 * arm.md (negdi2): Remove redundant code to force values into a
520 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
522 * arm/bpabi.S: Add EABI alignment attributes to objects.
523 * arm/bpabi-v6m.S: Likewise.
524 * arm/crti.asm: Likewise.
525 * arm/crtn.asm: Likewise.
526 * arm/lib1funcs.asm: Likewise.
527 * arm/libunwind.S: Likewise.
529 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
531 * arm-protos.h (tune_params): New structure.
532 * arm.c (current_tune): New variable.
533 (arm_constant_limit): Delete.
534 (struct processors): Add pointer to the tune parameters.
535 (arm_slowmul_tune): New tuning option.
536 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
537 (all_cores): Adjust to pick up the tuning model.
538 (arm_constant_limit): New function.
539 (arm_override_options): Select the appropriate tuning model. Delete
540 initialization of arm_const_limit.
541 (arm_split_constant): Use the new constant-limit model.
542 (arm_rtx_costs): Pick up the current tuning model.
543 * arm.md (is_strongarm, is_xscale): Delete.
544 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
545 for Xscale variant architectures.
546 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
548 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
550 * config/arm/arm.c (arm_gen_constant): Remove unused variable
552 (arm_rtx_costs_1): Remove unused variable extra_cost.
553 (arm_unwind_emit_set): Use variable offset.
554 (thumb1_output_casesi): Remove unused variable flags.
556 2010-04-16 Jeff Law <law@redhat.com>
558 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
559 needing assignment rather than doing a two-phase assignment. Remove
562 2010-04-16 Jakub Jelinek <jakub@redhat.com>
565 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
567 2010-04-16 Doug Kwan <dougkwan@google.com>
569 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
570 (next_operand_entry_id): New static variable.
571 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
572 (add_to_ops_vec): Assigned unique ID to operand entry.
573 (struct oecount_s): New field ID.
574 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
575 (undistribute_ops_list): Assign unique IDs to oecounts.
576 (init_reassoc): reset next_operand_entry_id.
578 2010-04-16 Doug Kwan <dougkwan@google.com>
580 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
581 missing left parenthesis.
583 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
586 *btdi_rex64 using SWI48 mode iterator.
587 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
588 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
589 *jcc_btdi_mask_rex64.
591 2010-04-16 Anatoly Sokolov <aesok@post.ru>
593 * double-int.h (tree_to_double_int): Convert to macro.
594 * double-int.c (tree_to_double_int): Remove.
596 2010-04-16 Jakub Jelinek <jakub@redhat.com>
599 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
600 with want_address 2 and in case a single element list might be
601 possible, call it again with want_address 0.
603 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
605 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
606 case 'W' print operands for HI mode.
607 * config/h8300/h8300.h (Y0, Y2) : New constraints.
608 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
609 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
610 * config/h8300/predicate.md (bit_register_indirect_operand): New.
612 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
614 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
615 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
616 #xx:3 and #xx:4 mode.
618 * config/h8300/h8300.md (inverted load with HImode dest): Add
621 * config/h8300/predicate.md (bit_operand): Allow immediate values that
622 satisfy 'U' constraint.
624 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
626 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
627 * configure: Regenerate.
628 * config.in: Regenerate.
629 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
632 2010-04-16 Richard Guenther <rguenther@suse.de>
634 * tree.h (struct tree_decl_minimal): Move pt_uid ...
635 (struct tree_decl_common): ... here.
636 (DECL_PT_UID): Adjust.
637 (SET_DECL_PT_UID): Likewise.
638 (DECL_PT_UID_SET_P): Likewise.
640 2010-04-16 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/43572
643 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
644 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
645 * tree-flow.h (is_call_clobbered): Remove.
646 * tree-flow-inline.h (is_call_clobbered): Likewise.
647 * tree-dfa.c (dump_variable): Do not dump call clobber state.
648 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
649 (execute_return_slot_opt): Adjust.
650 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
651 check for call clobbered vars here.
652 (find_tail_calls): Move tailcall verification to the
655 2010-04-16 Diego Novillo <dnovillo@google.com>
657 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
659 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
662 * config/arm/arm.md (cbranchqi4): New pattern.
663 * config/arm/predicates.md (const0_operand,
664 cbranchqi4_comparison_operator): New predicates.
666 2010-04-16 Richard Guenther <rguenther@suse.de>
668 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
669 (dump_gimple_stmt): Likewise.
671 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
673 * recog.h (struct recog_data): New field is_operator.
674 (struct insn_operand_data): New field is_operator.
675 * recog.c (extract_insn): Set recog_data.is_operator.
676 * genoutput.c (output_operand_data): Emit code to set the
678 * reload.c (find_reloads): Use it rather than testing for an
679 empty constraint string.
682 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
683 If the previous insn is a cbranchsi4_insn with the same arguments,
684 omit the compare instruction.
686 * config/arm/arm.md (addsi3_cbranch): If destination is a high
687 register, inputs must be low registers and we need a low register
688 scratch. Handle alternative 2 like alternative 3.
690 2010-04-16 Jakub Jelinek <jakub@redhat.com>
692 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
693 don't call get_addr on both. If one expression is a VALUE and
694 the other a REG, check VALUE's locs if the REG isn't among them.
696 2010-04-16 Christian Bruel <christian.bruel@st.com>
698 * config/sh/sh.h (sh_frame_pointer_required): New function.
699 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
700 (flag_omit_frame_pointer) Set.
701 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
702 (rounded_frame_size): Adjust size with outgoing_args_size.
703 (sh_set_return_address): Must return from stack pointer.
704 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
705 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
706 (ACCUMULATE_OUTGOING_ARGS): Define.
707 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
708 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
710 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
713 * config/sh/sh.c (sh_legitimize_reload_address): Use
714 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
715 Remove a unneeded check for offset_base.
717 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
719 * configure: Regenerated.
721 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
723 * config/s390/s390.c (s390_call_save_register_used): Switch back
726 2010-04-15 Richard Guenther <rguenther@suse.de>
728 * alias.c (alias_set_subset_of): Handle alias-set zero
731 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
732 Julian Brown <julian@codesourcery.com>
734 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
735 alternatives according to use of high and low regs.
736 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
737 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
738 optimizing for size on Thumb-2.
740 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
742 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
744 2010-04-15 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-structalias.c (struct variable_info): Add
748 (new_var_info): Initialize it.
749 (dump_constraints): Support printing last added constraints.
750 (debug_constraints): Adjust.
751 (dump_constraint_graph): Likewise.
752 (make_heapvar_for): Check for NULL cfun.
753 (get_function_part_constraint): New function.
754 (get_fi_for_callee): Likewise.
755 (find_func_aliases): Properly implement IPA PTA constraints.
756 (process_ipa_clobber): New function.
757 (find_func_clobbers): Likewise.
758 (insert_into_field_list_sorted): Remove.
759 (create_function_info_for): Properly allocate vars for IPA mode.
760 Do not use insert_into_field_list_sorted.
761 (create_variable_info_for): Properly generate constraints for
762 global vars in IPA mode.
763 (dump_solution_for_var): Always dump the solution.
764 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
765 (find_what_var_points_to): Adjust.
766 (pt_solution_set): Change.
767 (pt_solution_ior_into): New function.
768 (pt_solution_empty_p): Export.
769 (pt_solution_includes_global): Adjust.
770 (pt_solution_includes_1): Likewise.
771 (pt_solutions_intersect_1): Likewise.
772 (dump_sa_points_to_info): Check some invariants.
773 (solve_constraints): Move constraint dumping ...
774 (compute_points_to_sets): ... here.
775 (ipa_pta_execute): ... and here.
776 (compute_may_aliases): Do not re-compute points-to info
777 locally if IPA info is available.
778 (ipa_escaped_pt): New global var.
779 (ipa_pta_execute): Properly implement IPA PTA.
780 * tree-into-ssa.c (dump_decl_set): Support dumping
781 decls not in referenced-vars.
782 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
783 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
784 (dump_points_to_solution): Likewise.
785 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
786 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
787 (remap_gimple_stmt): Reset call clobber/use information if necessary.
788 (copy_decl_to_var): Copy DECL_PT_UID.
789 (copy_result_decl_to_var): Likewise.
790 * tree.c (make_node_stat): Initialize DECL_PT_UID.
791 (copy_node_stat): Copy it.
792 * tree.h (DECL_PT_UID): New macro.
793 (SET_DECL_PT_UID): Likewise.
794 (DECL_PT_UID_SET_P): Likewise.
795 (struct tree_decl_minimal): Add pt_uid member.
796 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
797 (pt_solution_empty_p): Declare.
798 (pt_solution_set): Adjust.
799 (ipa_escaped_pt): Declare.
800 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
801 * gimple-pretty-print.c (pp_points_to_solution): New function.
802 (dump_gimple_call): Dump call clobber/use information.
803 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
804 * tree-pass.h (TDF_ALIAS): New dump option.
805 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
806 * doc/invoke.texi (-fipa-pta): Update documentation.
808 2010-04-15 Richard Guenther <rguenther@suse.de>
810 * Makefile.in (OBJS-common): Add gimple-fold.o.
811 (gimple-fold.o): New rule.
812 * tree.h (maybe_fold_offset_to_reference,
813 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
815 * gimple.h: ... here.
816 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
817 may_propagate_address_into_dereference): Move prototypes ...
818 * gimple.h: ... here.
819 * tree-ssa-ccp.c (get_symbol_constant_value,
820 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
821 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
822 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
823 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
824 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
825 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
826 gimplify_and_update_call_from_tree): Move ...
827 * gimple-fold.c: ... here. New file.
828 (ccp_fold_builtin): Rename to ...
829 (gimple_fold_builtin): ... this.
830 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
832 2010-04-15 Richard Guenther <rguenther@suse.de>
834 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
835 fit_double_type, force_fit_type_double, add_double_with_sign,
836 neg_double, mul_double_with_sign, lshift_double, rshift_double,
837 lrotate_double, rrotate_double, div_and_round_double): Move ...
838 * double-int.c: ... here.
839 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
840 add_double, neg_double, mul_double_with_sign, mul_double,
841 lshift_double, rshift_double, lrotate_double, rrotate_double,
842 div_and_round_double): Move prototypes ...
843 * double-int.h: ... here.
845 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
848 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
849 matching constraints to ensure inputs match the output.
851 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
854 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
855 in an input-only operand.
857 2010-04-15 Anatoly Sokolov <aesok@post.ru>
859 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
860 (double_int_not, double_int_lshift, double_int_rshift): Declare.
861 (double_int_negative_p): Convert to static inline function.
862 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
863 (double_int_negative_p): Remove.
864 * tree.h (lshift_double, rshift_double):
865 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
866 * fold-const.c (fold_convert_const_int_from_real,
867 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
868 (lshift_double): Change type of arith argument to bool.
869 (rshift_double): Change type of arith argument to bool. Correct
871 * expmed.c (mask_rtx, lshift_value): (Ditto.).
873 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
876 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
877 at the start and end of the then/else blocks, and omit them from the
879 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
880 argument; all callers changed. Pass zero to old_insns_match_p instead.
881 (flow_find_head_matching_sequence): New function.
882 (old_insns_match_p): Check REG_EH_REGION notes for calls.
883 * basic-block.h (flow_find_cross_jump,
884 flow_find_head_matching_sequence): Declare functions.
886 2010-04-14 Jason Merrill <jason@redhat.com>
889 * c-common.c (attribute_takes_identifier_p): New fn.
890 * c-common.h: Declare it.
892 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
896 (*udivmod<mode>4): Ditto.
898 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
900 * config/i386/i386.md (maxmin_int): Rename code attribute from
901 maxminiprefix and update all users.
902 (maxmin_float): Ditto from maxminfprefix.
903 (logic): Ditto from logicprefix.
904 (absneg_mnemonic): Ditto from absnegprefix.
905 * config/i386/mmx.md: Update all users of maxminiprefix,
906 maxminfprefix and logicprefix for rename.
907 * config/i386/sse.md: Ditto.
908 * config/i386/sync.md (sync_<code><mode>): Update for
911 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
914 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
915 warnings converted to errors.
917 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
919 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
920 used insn_type variable.
921 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
922 to avoid set-but-not-used warning.
924 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
926 * df-core.c (df_ref_debug): Change format string placeholder
928 * dwarf2asm.c (dw2_asm_output_data_raw,
929 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
930 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
931 * dwarf2out.c (output_cfi, output_cfi_directive,
932 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
933 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
935 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
936 * print-rtl.c (print_rtx): Ditto.
938 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
941 * builtins.c (expand_builtin_pow_root): New function to expand pow
942 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
943 series of sqrt and cbrt calls under -ffast-math.
944 (expand_builtin_pow): Call it.
946 2010-04-14 Michael Matz <matz@suse.de>
948 PR tree-optimization/42963
949 * tree-cfg.c (touched_switch_bbs): New static variable.
950 (group_case_labels_stmt): New function broken out from ...
951 (group_case_labels): ... here, use the above.
952 (start_recording_case_labels): Allocate touched_switch_bbs.
953 (end_recording_case_labels): Deallocate it, call
954 group_case_labels_stmt.
955 (gimple_redirect_edge_and_branch): Remember index of affected BB.
957 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
962 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
966 2010-04-13 Jan Hubicka <jh@suse.cz>
968 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
969 of optimized out static functions.
970 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
971 cost computation. Also sanity check for overflows.
972 (update_caller_keys): Update cgraph_edge_badness call; properly
973 update fibheap and sanity check that it is up to date.
974 (add_new_edges_to_heap): Update cgraph_edge_badness.
975 (cgraph_decide_inlining_of_small_function): Likewise;
976 add sanity checking that badness in heap is up to date;
977 improve dumping of reason; Update badness of calls to the
978 offline copy of function currently inlined; dump badness
979 of functions not inlined because of unit growth limits.
981 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
984 * c-common.c (pointer_int_sum): Disregard overflow that occured only
985 because of sign-extension change when converting to sizetype here...
986 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
988 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
989 the folding to constants. Remove redundant final conversion.
990 (fold_binary) <associate>: Do not associate if the re-association of
991 constants alone overflows.
992 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
993 to the end of the list.
994 (multiple_of_p) <COND_EXPR>: New case.
996 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
998 * opt-functions.awk (opt_sanitized_name): New.
1000 * optc-gen.awk: Use it
1001 * opth-gen.awk: Use it.
1003 2010-04-13 Martin Jambor <mjambor@suse.cz>
1005 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1006 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1007 children. Call replace_uses_with_default_def_ssa_name to handle
1010 2010-04-13 Michael Matz <matz@suse.de>
1013 * builtins.c (expand_builtin_interclass_mathfn): Also create
1014 a register if the predicate doesn't match.
1016 2010-04-13 Diego Novillo <dnovillo@google.com>
1018 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1019 * c-pch.c: Include timevar.h.
1020 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1021 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1022 * ggc-common.c: Include timevar.h.
1023 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1024 * timevar.def (TV_PCH_SAVE): Define.
1025 (TV_PCH_CPP_SAVE): Define.
1026 (TV_PCH_PTR_REALLOC): Define.
1027 (TV_PCH_PTR_SORT): Define.
1028 (TV_PCH_RESTORE): Define.
1029 (TV_PCH_CPP_RESTORE): Define.
1031 2010-04-13 Michael Matz <matz@suse.de>
1033 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1035 (can_reassociate_p): New function.
1036 (break_up_subtract_bb, reassociate_bb): Use it.
1038 2010-04-13 Richard Guenther <rguenther@suse.de>
1041 * builtins.c (c_readstr): Fix assert.
1043 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1045 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1046 when generating cltd insn.
1048 (*ashl<mode>3_1): Remove special handling for register operand 2.
1049 (*ashlsi3_1_zext): Ditto.
1050 (*ashlhi3_1): Ditto.
1051 (*ashlhi3_1_lea): Ditto.
1052 (*ashlqi3_1): Ditto.
1053 (*ashlqi3_1_lea): Ditto.
1054 (*<shiftrt_insn><mode>3_1): Ditto.
1055 (*<shiftrt_insn>si3_1_zext): Ditto.
1056 (*<shiftrt_insn>qi3_1_slp): Ditto.
1057 (*<rotate_insn><mode>3_1): Ditto.
1058 (*<rotate_insn>si3_1_zext): Ditto.
1059 (*<rotate_insn>qi3_1_slp): Ditto.
1061 2010-04-13 Richard Guenther <rguenther@suse.de>
1063 * tree-ssa-structalias.c (callused_id): Remove.
1064 (call_stmt_vars): New.
1065 (get_call_vi): Likewise.
1066 (lookup_call_use_vi): Likewise.
1067 (lookup_call_clobber_vi): Likewise.
1068 (get_call_use_vi): Likewise.
1069 (get_call_clobber_vi): Likewise.
1070 (make_transitive_closure_constraints): Likewise.
1071 (handle_const_call): Adjust to do per-call call-used handling.
1072 (handle_pure_call): Likewise.
1073 (find_what_var_points_to): Remove general callused handling.
1074 (init_base_vars): Likewise.
1075 (init_alias_vars): Initialize call_stmt_vars.
1076 (compute_points_to_sets): Process call-used and call-clobbered
1077 vars for call statements.
1078 (delete_points_to_sets): Free call_stmt_vars.
1080 2010-04-13 Richard Guenther <rguenther@suse.de>
1082 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1083 Only add RW dependence for dependence distance zero.
1084 Adjust maximal vectorization factor according to dependences.
1085 Move alignment handling ...
1086 (vect_find_same_alignment_drs): ... here. New function.
1087 (vect_analyze_data_ref_dependences): Adjust.
1088 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1089 (vect_analyze_data_refs): Adjust minimal vectorization factor
1090 according to data references.
1091 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1092 dependences before determining the vectorization factor.
1093 Analyze alignment after determining the vectorization factor.
1094 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1095 dependences before alignment.
1096 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1098 (vect_analyze_data_refs): Likewise.
1099 (MAX_VECTORIZATION_FACTOR): New define.
1101 2010-04-13 Duncan Sands <baldrick@free.fr>
1103 * except.h (lang_eh_type_covers): Remove.
1104 * except.c (lang_eh_type_covers): Likewise.
1106 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1107 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1109 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1110 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1111 UNITS_PER_LONG where it is ABI relevant.
1112 (s390_return_addr_rtx): Likewise.
1113 (s390_back_chain_rtx): Likewise.
1114 (s390_frame_area): Likewise.
1115 (s390_frame_info): Likewise.
1116 (s390_initial_elimination_offset): Likewise.
1117 (save_gprs): Likewise.
1118 (s390_emit_prologue): Likewise.
1119 (s390_emit_epilogue): Likewise.
1120 (s390_function_arg_advance): Likewise.
1121 (s390_function_arg): Likewise.
1122 (s390_va_start): Likewise.
1123 (s390_gimplify_va_arg): Likewise.
1124 (s390_function_profiler): Likewise.
1125 (s390_optimize_prologue): Likewise.
1126 (s390_rtx_costs): Likewise.
1127 (s390_secondary_reload): Likewise.
1128 (s390_promote_function_mode): Likewise.
1129 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1130 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1131 registers available.
1132 (s390_unwind_word_mode): New function.
1133 (s390_function_value): Split 64 bit values into register pair if
1134 used as return value.
1135 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1136 function call parameters. Handle parallels.
1137 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1138 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1139 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1140 (s390_expand_setmem): Remove unused variable src_addr.
1141 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1142 deal with 64 bit registers.
1143 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1144 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1145 (UNITS_PER_LONG): New macro.
1146 * libjava/include/s390-signal.h: Define extended ucontext
1147 structure containing the upper halfs of the 64 bit registers.
1149 2010-04-13 Simon Baldwin <simonb@google.com>
1151 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1153 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1155 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1156 rvalue on the RHS if the LHS is of a non-renamable type.
1157 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1159 2010-04-13 Matthias Klose <doko@ubuntu.com>
1161 * gcc.c (cc1_options): Handle -iplugindir before processing
1162 the cc1 spec. Only add -iplugindir once.
1163 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1165 * common.opt (iplugindir): Remove `Separate' property, initialize.
1166 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1168 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1169 (distclean): Remove plugin dir.
1170 * doc/invoke.texi: Document -iplugindir.
1172 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1174 * doc/plugins.texi (Loading Plugins): Document short
1175 -fplugin=foo option.
1176 (Plugin API): Mention default_plugin_dir_name function.
1178 * gcc.c (find_file_spec_function): Add new declaration.
1179 (static_spec_func): Use it for "find-file".
1180 (find_file_spec_function): Add new function.
1181 (cc1_options): Add -iplugindir option if -fplugin* options found.
1183 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1185 * plugin.c (add_new_plugin): Updated comment, and handle short
1187 (default_plugin_dir_name): Added new function.
1189 * common.opt (iplugindir): New option to set the plugin directory.
1191 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md (any_rotate): New code iterator.
1194 (rotate_insn): New code attribute.
1196 (SWIM124): New mode iterator.
1197 (<rotate_insn>ti3): New expander.
1198 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1199 any_rotate code iterator.
1200 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1201 using any_rotate code iterator and SWIM124 mode iterator.
1202 (ix86_rotlti3): New insn_and_split pattern.
1203 (ix86_rotrti3): Ditto.
1204 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1205 ix86_rotl{di,ti}3 patterns.
1206 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1207 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1208 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1209 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1210 code iterator and SWI mode iterator.
1211 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1212 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1214 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1215 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1216 (bswap rotatert splitter): Add splitter.
1217 (bswap splitter): Macroize splitter using any_rotate code iterator.
1218 Add insn predicate to split only for TARGET_USE_XCHGB or when
1219 optimizing function for size.
1221 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1223 * config/pa/pa.c (emit_move_sequence): Remove use of
1224 deleted variable flag_argument_noalias.
1226 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1230 Add to unsupported targets list.
1231 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1232 sparc*-sun-solaris2.[567]* from target lists.
1233 * configure: Regenerate.
1234 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1236 Remove Solaris 7 patch references.
1237 (Specific, sparc-sun-solaris2.7): Removed.
1238 (sparc-sun-solaris2*): Update Solaris 7 example.
1239 (sparc64-*-solaris2*): Likewise.
1241 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1243 * config.build (alpha*-dec-osf4*): Remove.
1244 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1245 of obsolete configurations.
1246 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1248 * config/alpha/t-osf4: Renamed to ...
1249 * config/alpha/t-osf5: ... this.
1250 * config/alpha/osf.h: Renamed to ...
1251 * config/alpha/osf5.h: ... this.
1252 Merged old osf5.h contents.
1254 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1255 (EXTRA_SPECS): Removed.
1256 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1257 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1260 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1262 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1264 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1267 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1268 __thiscall convention.
1270 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1272 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1274 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1276 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1278 * function.c (assign_parms_initialize_all): Add unused attribute
1281 2010-04-12 Richard Guenther <rguenther@suse.de>
1283 * gsstruct.def (GSS_CALL): New.
1284 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1285 * gimple.h: Include tree-ssa-alias.h.
1286 (struct gimple_statement_call): New.
1287 (union gimple_statement_struct_d): Add gimple_call member.
1288 (gimple_call_reset_alias_info): Declare.
1289 (gimple_call_use_set): New function.
1290 (gimple_call_clobber_set): Likewise.
1291 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1292 * gimple.c (gimple_call_reset_alias_info): New function.
1293 (gimple_build_call_1): Call it.
1294 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1295 * tree-inline.c (remap_gimple_stmt): Likewise.
1296 (expand_call_inline): Remove callused handling.
1297 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1298 * tree-dfa.c (dump_variable): Likewise.
1299 * tree-parloops.c (parallelize_loops): Likewise.
1300 * tree-ssa.c (init_tree_ssa): Likewise.
1301 (delete_tree_ssa): Likewise.
1302 * tree-flow-inline.h (is_call_used): Remove.
1303 * tree-flow.h (struct gimple_df): Remove callused member.
1304 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1305 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1306 (ref_maybe_used_by_call_p_1): Simplify.
1307 (call_may_clobber_ref_p_1): Likewise.
1308 * tree-ssa-structalias.c (compute_points_to_sets): Set
1309 the call stmt used and clobbered sets.
1310 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1311 (find_tail_calls): Verify the tail call.
1313 2010-04-12 Richard Guenther <rguenther@suse.de>
1315 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1316 single-iteration always-inline inlining.
1317 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1318 (cgraph_decide_inlining): Do not handle always-inline specially.
1319 (try_inline): Remove always-inline cycle detection special case.
1320 Do not recurse on always-inlines.
1321 (cgraph_early_inlining): Do not iterate if not optimizing.
1322 (cgraph_gate_early_inlining): remove.
1323 (pass_early_inline): Run unconditionally.
1324 (gate_cgraph_decide_inlining): New function.
1325 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1326 not inlining or optimizing.
1327 (cgraph_decide_inlining_of_small_functions): Also consider
1328 always-inline functions.
1329 (cgraph_default_inline_p): Return true for nodes which should
1330 disregard inline limits.
1331 (estimate_function_body_sizes): Assume zero size and time for
1332 nodes which are marked as disregarding inline limits.
1333 (cgraph_decide_recursive_inlining): Do not perform recursive
1334 inlining on always-inline nodes.
1336 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1339 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1340 for exprs satisfying handled_component_p.
1342 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1344 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1345 non-constant aggregate elements.
1347 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1348 is a real initialization.
1350 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1353 * c-decl.c (start_function): Move forward check for nested function.
1355 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1357 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1358 * config/sh/sh.c: Include reload.h.
1359 (sh_legitimize_reload_address): New.
1360 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1361 sh_legitimize_reload_address.
1363 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1365 * config/sh/sh.md (*movqi_pop): New insn pattern.
1366 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1368 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/i386.md (any_shiftrt): New code iterator.
1371 (shiftrt_insn): New code attribute.
1373 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1374 using any_shiftrt code iterator.
1375 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1376 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1377 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1378 pattern from corresponding peephole2 patterns.
1379 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1380 using any_shiftrt code iterator.
1381 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1382 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1383 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1384 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1385 *{ashr,lshr}<mode>3_cmp_zext.
1386 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1388 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1392 (*lshr<mode>3_cconly): Ditto.
1394 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1397 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1398 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1399 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1401 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1402 from corresponding peephole2 patterns.
1403 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1404 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1405 and *lshrdi3_1_rex64 using SWI mode iterator.
1406 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1407 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1408 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1409 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1410 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1411 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1412 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1413 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1414 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1417 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1420 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1421 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1422 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1424 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1425 from corresponding peephole2 patterns.
1426 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1427 (ashrsi3_cvt): Rename from ashrsi3_31.
1428 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1429 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1430 and x86_64_shift_adj_3 using SWI48 mode iterator.
1431 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1432 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1433 and *ashrdi3_1_rex64 using SWI mode iterator.
1434 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1435 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1436 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1437 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1438 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1439 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1440 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1441 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1442 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1444 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1445 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1446 x86_shift<mode>_adj_3 expanders.
1448 2010-04-10 Wei Guozhi <carrot@google.com>
1451 * config/arm/arm.c (arm_pic_static_addr): New function.
1452 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1454 (arm_output_addr_const_extra): Output expression for new pattern.
1455 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1457 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1459 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1462 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1463 * web.c: Include "insn-config.h" and "recog.h".
1464 (union_match_dups): New function.
1465 (web_main): Call it.
1466 (union_defs): Don't try to recognize match_dups.
1468 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1469 if doing so would replace the entire pattern.
1471 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1476 and splitter pattern. Change splitter operand 1 predicate to
1479 2010-04-09 Martin Jambor <mjambor@suse.cz>
1481 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1482 lattices are addresses of CONST_DECLs with the same initial value.
1483 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1484 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1486 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1487 Bernd Schmidt <bernds@codesourcery.com>
1489 * loop-invariant.c (replace_uses): New static function.
1490 (move_invariant_reg): Use it to ensure we can replace the uses.
1492 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1494 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1496 (picochip_override_options): Enable section anchors only above -O1.
1497 (picochip_reorg): Fixed a couple of build warnings.
1499 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1501 * configure.ac (plugin -rdynamic test): Log result.
1502 * configure: Regenerate.
1503 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1504 (RDYNAMIC_SPEC): Define.
1505 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1507 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1509 * configure.ac: Determine Sun ld version numbers.
1510 (comdat_group): Restrict GNU ld version checks to gld.
1511 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1512 (enable_comdat): Support --enable-comdat.
1513 * configure: Regenerate.
1514 * doc/install.texi (Configuration): Document --enable-comdat.
1516 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1518 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1519 * config/sol2-gld.h: ... here.
1520 * config.gcc (sparc*-*-solaris2*): Reflect this.
1521 (i[34567]86-*-solaris2*): Use it.
1523 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1525 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1527 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1529 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1532 * diagnostic.c (diagnostic_initialize): Initialize
1533 some_warnings_are_errors.
1534 (diagnostic_finish): New.
1535 (diagnostic_action_after_output): Call it before exiting.
1536 (diagnostic_report_diagnostic): Do not print message here. Set
1537 some_warnings_are_errors.
1538 * diagnostic.h (diagnostic_context): Delete
1539 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1540 (diagnostic_finish): Declare.
1541 * toplev.c (toplev_main): Call it before exit.
1543 2010-04-09 Jason Merrill <jason@redhat.com>
1546 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1547 for incomplete type.
1550 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1551 based on a warning flag.
1553 2010-04-09 Richard Guenther <rguenther@suse.de>
1555 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1557 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1560 * varasm.c (default_assemble_visibility): Wrap vars that are
1561 set, but unused, by targets without GAS.
1562 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1563 Remove set, but unused, vars.
1564 (rs6000_legitimize_tls_address): Likewise.
1565 (altivec_expand_dst_builtin): Likewise.
1566 * config/darwin.c (machopic_classify_symbol): Likewise.
1567 (machopic_indirection_name): Likewise.
1569 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.md (DWI): New mode iterator.
1572 (S): New mode attribute.
1573 (shift_operand): Ditto.
1574 (shift_immediate_operand): Ditto.
1575 (ashl_input_operand): Ditto.
1576 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1577 using SDWIM mode iterator.
1578 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1579 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1581 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1582 from corresponding peephole2 patterns.
1583 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1584 and x86_64_shift_adj_1 using SWI48 mode iterator.
1585 (x86_shift<mode>_adj_2): Ditto.
1586 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1587 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1588 using SWI48 mode iterator.
1589 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1590 *ashldi3_cmp_rex64 using SWI mode iterator.
1591 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1592 *ashldi3_cconly_rex64 using SWI mode iterator.
1593 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1594 x86_shift<mode>_adj_{1,2}.
1595 (ix86_split_ashr): Ditto.
1596 (ix86_split_lshr): Ditto.
1598 2010-04-09 Richard Guenther <rguenther@suse.de>
1600 * target.h (builtin_conversion): Pass in input and output types.
1601 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1602 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1603 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1604 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1606 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1608 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1610 2010-04-09 Richard Guenther <rguenther@suse.de>
1613 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1615 2010-04-09 Richard Guenther <rguenther@suse.de>
1617 * tree-vectorizer.h (struct _stmt_vec_info): Document
1618 that vectype is the type of the LHS.
1619 (supportable_widening_operation, supportable_narrowing_operation):
1620 Get both input and output vector types as arguments.
1621 (vect_is_simple_use_1): Declare.
1622 (get_same_sized_vectype): Likewise.
1623 * tree-vect-loop.c (vect_determine_vectorization_factor):
1624 Set STMT_VINFO_VECTYPE to the vector type of the def.
1625 (vectorizable_reduction): Adjust.
1626 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1627 Adjust. Specify the output vector type.
1628 (vect_pattern_recog_1): Adjust.
1629 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1630 (vectorizable_call): Adjust.
1631 (vectorizable_conversion): Likewise.
1632 (vectorizable_operation): Likewise.
1633 (vectorizable_type_demotion): Likewise.
1634 (vectorizable_type_promotion): Likewise.
1635 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1637 (vect_is_simple_use_1): New function.
1638 (supportable_widening_operation): Get both input and output
1640 (supportable_narrowing_operation): Likewise.
1641 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1643 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1645 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1646 __thiscall and _thiscall as predefined macros.
1647 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1648 thiscall attribute handling.
1649 (ix86_comp_type_attributes): Likewise.
1650 (ix86_function_regparm): Likewise.
1651 (ix86_return_pops_args): Likewise.
1652 (init_cumulative_args): Likewise.
1653 (find_drap_reg): Likewise.
1654 (ix86_static_chain): Likewise.
1655 (x86_this_parameter): Likewise.
1656 (x86_output_mi_thunk): Likewise.
1657 (ix86_attribute_table): Add description for thiscall attribute.
1658 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1659 * doc/extend.texi: Add documentation for thiscall.
1661 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1664 * c.opt (Wint-to-pointer-cast): Available in C++.
1665 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1667 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1669 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1670 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1671 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1672 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1673 function type instead. Reorder and simplify checks.
1675 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1677 2010-04-08 Jing Yu <jingyu@google.com>
1678 Zdenek Dvorak <ook@ucw.cz>
1680 PR tree-optimization/42720
1681 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1682 loop unswitch conditions here from ...
1683 (tree_unswitch_single_loop): ... here.
1685 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1687 * tree-if-conv.c: Fix comments and simplify logic.
1689 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1691 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1692 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1693 (main_tree_if_conversion): Update call to tree_if_conversion.
1695 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1698 * doc/invoke.texi (-b,-V): Delete.
1699 * doc/tm.texi: Do not mention -b.
1700 * gcc.c (display_help): Delete -b and -V.
1701 (process_command): Delete -b and -V.
1702 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1704 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1705 Wolfgang Gellerich <gellerich@de.ibm.com>
1707 Implement target hook for loop unrolling
1708 * target.h (loop_unroll_adjust): Add a new target hook function.
1709 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1710 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1711 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1712 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1713 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1715 (decide_unroll_stupid): Likewise.
1717 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1720 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1722 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1724 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1725 (Specific, *-*-solaris2*): Likewise.
1726 Don't prefer Sun as over GNU as.
1728 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1730 * config/s390/s390.c (override_options): Adjust the z10
1731 defaults for max-unroll-times, max-completely-peeled-insns
1732 and max-completely-peel-times.
1734 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1736 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1737 instructions for z10.
1738 (s390_expand_setmem): Likewise.
1739 (s390_expand_cmpmem): Likewise.
1741 2010-04-08 Richard Guenther <rguenther@suse.de>
1743 PR tree-optimization/43679
1744 * tree-ssa-pre.c (eliminate): Only propagate copies.
1746 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1749 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1750 set but not used variable warning.
1752 2010-04-08 Wei Guozhi <carrot@google.com>
1755 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1756 (arm_size_rtx_costs): Call the new function when optimized for size.
1758 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1761 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1762 op0 is not a MEM, just return NULL instead of assertion
1764 (discover_nonconstant_array_refs): Don't walk debug stmts.
1766 2010-04-08 Doug Kwan <dougkwan@google.com>
1768 * configure.ac: Recognize gold and do not use its version number
1769 to test ld features.
1770 * configure: Regenerate.
1772 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1775 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1776 (negate_value): Move code to push elements to broken_up_substracts ...
1777 (eliminate_plus_minus_pair): ... here. Push operands that have no
1778 negative pair to plus_negates.
1779 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1781 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1783 * doc/install.texi (Configuration): Move description of
1784 --enable-lto, --with-libelf*, --enable-gold from Java section to
1787 * doc/generic.texi (Working with declarations)
1788 (Function Properties, C and C++ Trees): Fix typos.
1789 * doc/sourcebuild.texi (Top Level): Likewise.
1791 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1794 * tree.h (DECL_READ_P): Define.
1795 (struct tree_decl_common): Add decl_read_flag.
1796 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1797 a set but not used warning.
1798 (merge_decls): Merge DECL_READ_P flag.
1799 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1800 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1801 * c-common.c (handle_used_attribute, handle_unused_attribute):
1803 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1805 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1807 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1808 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1809 c_parser_binary_expression, c_parser_cast_expression,
1810 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1811 Call default_function_array_read_conversion instead of
1812 default_function_array_conversion where needed.
1813 (c_parser_unary_expression, c_parser_conditional_expression,
1814 c_parser_postfix_expression_after_primary, c_parser_initelt):
1815 Likewise. Call mark_exp_read where needed.
1816 (c_parser_statement_after_labels, c_parser_asm_operands,
1817 c_parser_typeof_specifier, c_parser_sizeof_expression,
1818 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1820 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1822 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1823 (warn_unused_but_set_parameter): Default to warn_unused
1825 * doc/invoke.texi: Document -Wunused-but-set-variable and
1826 -Wunused-but-set-parameter.
1828 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1829 used count variable.
1830 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1831 when operandN variables aren't used in the body of the expander
1833 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1834 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1835 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1836 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1837 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1838 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1839 * tree.c (PROCESS_ARG): Likewise.
1841 2010-04-07 Simon Baldwin <simonb@google.com>
1843 * diagnostic.h (diagnostic_override_option_index): New macro to
1844 set a diagnostic's option_index.
1845 * c-tree.h (c_cpp_error): Add warning reason argument.
1846 * opts.c (_warning_as_error_callback): New.
1847 (register_warning_as_error_callback): Store callback for
1848 warnings enabled via enable_warning_as_error.
1849 (enable_warning_as_error): Call callback, minor code tidy.
1850 * opts.h (register_warning_as_error_callback): Declare.
1851 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1852 response to -Werror=.
1853 (c_common_init_options): Register warning_as_error_callback in opts.c.
1854 * common.opt: Add -Wno-cpp option.
1855 * c-common.c (struct reason_option_codes_t): Map cpp warning
1856 reason codes to gcc option indexes.
1857 * (c_option_controlling_cpp_error): New function, lookup the gcc
1858 option index for a cpp warning reason code.
1859 * (c_cpp_error): Add warning reason argument, call
1860 c_option_controlling_cpp_error for diagnostic_override_option_index.
1861 * doc/invoke.texi: Document -Wno-cpp.
1863 2010-04-07 Richard Guenther <rguenther@suse.de>
1865 * ipa-reference.c (mark_load): Use get_base_address.
1866 (mark_store): Likewise.
1868 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1869 inserting GIMPLE_NOPs into the IL.
1870 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1871 Explicitly strip handled components and indirect references.
1873 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1874 folding address expressions.
1875 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1876 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1877 operand_equal_p to compare decls.
1878 (ptr_deref_may_alias_decl_p): Likewise.
1879 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1880 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1881 Handle reversed comparison ops.
1882 * tree-sra.c (asm_visit_addr): Use get_base_address.
1883 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1884 * ipa-reference.c (mark_address): Use get_base_address.
1886 2010-04-07 Richard Guenther <rguenther@suse.de>
1888 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1889 Propagate constants everywhere.
1891 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1894 * tree.c (MAX_INT_CACHED_PREC): Define.
1895 (nonstandard_integer_type_cache): New array.
1896 (build_nonstandard_integer_type): Cache results for precision
1897 <= MAX_INT_CACHED_PREC.
1899 2010-04-07 Richard Guenther <rguenther@suse.de>
1901 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1902 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1903 * common.opt: Likewise.
1904 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1905 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1906 (nonoverlapping_memrefs_p): Likewise.
1907 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1908 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1909 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1910 OPT_fargument_noalias_global for backward compatibility.
1912 2010-04-07 Richard Guenther <rguenther@suse.de>
1914 PR tree-optimization/43270
1915 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1916 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1917 * tree-ssa-pre.c (phi_translate_1): Adjust.
1918 (fully_constant_expression): Split out vn_reference handling to ...
1919 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1920 Fold reads from constant strings.
1921 (vn_reference_lookup): Handle fully constant references.
1922 (vn_reference_lookup_pieces): Likewise.
1923 * Makefile.in (expmed.o-warn): Add -Wno-error.
1925 2010-04-07 Martin Jambor <mjambor@suse.cz>
1927 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1929 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1932 * gcc.c: Add -static-libstdc++ to list of recognized options.
1934 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1936 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1938 2010-04-07 Richard Guenther <rguenther@suse.de>
1941 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1942 bases build simple mem attributes to retain points-to information.
1944 2010-04-07 Richard Guenther <rguenther@suse.de>
1947 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1948 preserve points-to related information.
1950 2010-04-07 Richard Guenther <rguenther@suse.de>
1953 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1954 discard plain indirect references.
1955 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1956 * tree.c (tree_nop_conversion): Likewise.
1958 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1961 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1963 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1965 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1966 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1968 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1970 * tree-if-conv.c: Fix indentation and comments.
1972 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1974 * tree-if-conv.c: Sort static functions in topological order.
1976 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1978 * tree-if-conv.c: Fix indentation and comments.
1980 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1983 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1984 lang_hooks.types.type_for_size instead of
1985 build_nonstandard_integer_type.
1986 When converting an unsigned type to signed, double its precision.
1987 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1988 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1989 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1992 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1995 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1996 POINTER_PLUS_EXPR for pointer types.
1998 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2001 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2002 * graphite-clast-to-gimple.c: Include langhooks.h.
2003 (max_signed_precision_type): New.
2004 (max_precision_type): Takes two types as arguments.
2005 (precision_for_value): New.
2006 (precision_for_interval): New.
2007 (gcc_type_for_interval): New.
2008 (gcc_type_for_value): New.
2009 (gcc_type_for_clast_term): New.
2010 (gcc_type_for_clast_red): New.
2011 (gcc_type_for_clast_bin): New.
2012 (gcc_type_for_clast_expr): Split up into several functions.
2013 (gcc_type_for_clast_eq): Rewritten.
2014 (compute_bounds_for_level): New.
2015 (compute_type_for_level_1): New.
2016 (compute_type_for_level): New.
2017 (gcc_type_for_cloog_iv): Removed.
2018 (gcc_type_for_iv_of_clast_loop): Rewritten.
2019 (graphite_create_new_loop): Compute the lower and upper bound types
2020 with gcc_type_for_clast_expr.
2021 (graphite_create_new_loop_guard): Same.
2022 (find_cloog_iv_in_expr): Removed.
2023 (compute_cloog_iv_types_1): Removed.
2024 (compute_cloog_iv_types): Removed.
2025 (gloog): Do not call compute_cloog_iv_types.
2026 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2028 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2029 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2030 (GBB_CLOOG_IV_TYPES): Removed.
2032 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2034 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2035 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2036 (detect_commutative_reduction): Same.
2038 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2040 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2041 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2043 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2044 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2045 (rewrite_commutative_reductions_out_of_ssa): Same.
2046 * passes.c (execute_function_todo): Call verify_ssa for every pass
2047 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2048 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2049 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2050 with an extra argument.
2051 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2052 verify_ssa only when the extra argument is true.
2053 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2054 with an extra argument.
2055 (tree_transform_and_unroll_loop): Same.
2057 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2059 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2060 for all the passes of the LNO having LOOP_CLOSED_SSA.
2061 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2062 * tree-loop-distribution.c (pass_loop_distribution): Same.
2063 * tree-pass.h (TODO_verify_loops): Removed.
2064 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2066 (pass_tree_unswitch): Same.
2067 (pass_predcom): Same.
2068 (pass_vectorize): Same.
2069 (pass_linear_transform): Same.
2070 (pass_graphite_transforms): Same.
2071 (pass_iv_canon): Same.
2072 (pass_complete_unroll): Same.
2073 (pass_complete_unrolli): Same.
2074 (pass_parallelize_loops): Same.
2075 (pass_loop_prefetch): Same.
2076 (pass_iv_optimize): Same.
2078 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2081 * passes.c (init_optimization_passes): Move pass_lim before
2082 pass_copy_prop and pass_dce_loop.
2084 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2087 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2088 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2089 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2090 MULTI_* defines for 4 argument vpermil2p* builtins.
2092 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2095 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2096 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2097 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2098 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2099 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2100 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2101 Use x86_maybe_negate_const_int to output insn mnemonic.
2102 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2103 check from instruction predicate. Update comments.
2104 * config/i386/sync.md (sync_add<mode>): Use
2105 x86_maybe_negate_const_int to output insn mnemonic.
2107 2010-04-06 Jan Hubicka <jh@suse.cz>
2109 PR tree-optimization/42906
2110 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2111 IGNORE_SELF argument. Set visited_control_parents for fully
2113 (find_obviously_necessary_stmts): Update call of
2114 mark_control_dependent_edges_necessary.
2115 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2117 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.md: Remove comment about 'e' and 'E'
2122 2010-04-06 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/43627
2125 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2126 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2129 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2131 * BASE-VER: Change to 4.6.0.
2134 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2137 2010-04-06 Richard Guenther <rguenther@suse.de>
2140 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2142 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2144 * doc/invoke.texi (Optimize Options): Document that LTO
2145 won't remove object access purely due to incompatible
2148 2010-04-04 Matthias Klose <doko@ubuntu.com>
2150 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2151 Initialize variable.
2153 2010-04-03 Richard Guenther <rguenther@suse.de>
2156 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2157 require a non-NULL MEM_OFFSET.
2159 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2161 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2162 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2163 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2164 config/alpha/predicates.md, config/arm/arm.md,
2165 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2166 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2167 config/darwin9.h, config/darwin.c, config/darwin.h,
2168 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2169 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2170 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2171 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2172 config/mips/mips.md, config/mn10300/mn10300.c,
2173 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2174 config/rs6000/aix.h, config/rs6000/dfp.md,
2175 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2176 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2177 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2178 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2179 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2180 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2181 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2182 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2183 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2184 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2185 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2186 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2187 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2188 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2189 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2190 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2191 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2192 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2193 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2194 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2195 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2196 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2197 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2198 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2199 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2200 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2201 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2202 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2203 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2204 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2205 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2206 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2207 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2208 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2209 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2210 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2212 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2215 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2216 * aclocal.m4: Regenerate.
2218 2010-04-02 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/43629
2221 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2222 if we have seen a constant value.
2224 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2226 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2228 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2231 * arm.c (legitimize_tls_address): Adjust call to
2232 gen_tls_load_dot_plus_four.
2233 (arm_note_pic_base): New function.
2234 (arm_cannot_copy_insn_p): Use it.
2235 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2238 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2243 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2245 * Makefile.in ($(out_object_file)): Depend on
2246 gt-$(basename $(notdir $(out_file))).h.
2248 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2250 * config.gcc (lm32-*-rtems*): Add t-lm32.
2252 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2254 * config.gcc: Add lm32-*-rtems*.
2255 * config/lm32/rtems.h: New file.
2257 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2260 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2262 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2264 * dwarf2out.c (output_compilation_unit_header): For
2265 -gdwarf-4 use version 4 instead of version 3.
2266 (output_line_info): For version 4 and above emit additional
2267 maximum ops per insn header field.
2268 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2270 * dwarf2out.c (is_c_family, is_java): Remove.
2271 (lower_bound_default): New function.
2272 (add_bound_info, gen_descr_array_type_die): Use it.
2274 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2277 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2278 re-declaration when it happens in a function.
2280 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2282 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2283 (cgraph_remove_function_insertion_hook): Same.
2284 (cgraph_call_function_insertion_hooks): Same.
2286 2010-04-01 Richard Guenther <rguenther@suse.de>
2289 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2290 and TREE_THIS_VOLATILE.
2291 (copy_ref_info): Likewise.
2292 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2293 * tree.c (build6_stat): Ignore side-effects of all but arg5
2294 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2297 2010-04-01 Richard Guenther <rguenther@suse.de>
2299 PR tree-optimization/43607
2300 * ipa-type-escape.c (check_call): Do not access non-existing
2303 2010-04-01 Richard Guenther <rguenther@suse.de>
2307 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2308 Jack Howarth <howarth@bromo.med.uc.edu>
2310 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2313 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * doc/install.texi (Prerequisites): Document libelf usability on
2316 IRIX 5/6 and Solaris 2.
2317 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2318 Update GNU as, GNU ld requirements.
2319 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2320 Document Sun Studio compiler download.
2321 Update and simplify as, ld recommendations.
2322 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2324 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2326 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2327 with_tune_32 to pentium4.
2329 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2333 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2335 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2336 obsoletion, removal.
2338 Document GNU as requirement.
2339 Update configure requirements.
2340 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2341 Recomment IRIX 6.5.18+.
2342 Document IDF/IDL requirement.
2343 Document GNU as requirement.
2344 Document GNU ld bootstrap failure.
2345 Remove freeware.sgi.com reference.
2347 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2349 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2350 UNIX V4.0, V5.0 obsoletion, removal.
2351 Remove --with-gc=simple reference.
2352 Update VM requirements during bootstrap.
2353 Remove -oldas bootstrap description.
2354 Update binutils reference.
2355 Remove comparison failure note.
2357 2010-03-31 Richard Guenther <rguenther@suse.de>
2358 Zdenek Dvorak <ook@ucw.cz>
2359 Sebastian Pop <sebastian.pop@amd.com>
2362 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2363 with multiple arguments.
2364 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2366 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2368 * graphite-dependences.c (print_pddr): Call print_pdr with an
2370 * graphite-poly.c (debug_pdr): Add an extra argument for the
2373 (print_pbb_domain): Same.
2375 (print_scop_context): Same.
2377 (print_cloog): Same.
2378 (debug_pbb_domain): Same.
2382 (debug_scop_context): Same.
2384 (debug_cloog): Same.
2385 (print_scop_params): Same.
2386 (debug_scop_params): Same.
2387 (print_iteration_domain): Same.
2388 (print_iteration_domains): Same.
2389 (debug_iteration_domain): Same.
2390 (debug_iteration_domains): Same.
2391 (print_scattering_function): Same.
2392 (print_scattering_functions): Same.
2393 (debug_scattering_function): Same.
2394 (debug_scattering_functions): Same.
2395 * graphite-poly.h (debug_pdr): Update declaration.
2397 (print_pbb_domain): Same.
2399 (print_scop_context): Same.
2401 (print_cloog): Same.
2402 (debug_pbb_domain): Same.
2406 (debug_scop_context): Same.
2408 (debug_cloog): Same.
2409 (print_scop_params): Same.
2410 (debug_scop_params): Same.
2411 (print_iteration_domain): Same.
2412 (print_iteration_domains): Same.
2413 (debug_iteration_domain): Same.
2414 (debug_iteration_domains): Same.
2415 (print_scattering_function): Same.
2416 (print_scattering_functions): Same.
2417 (debug_scattering_function): Same.
2418 (debug_scattering_functions): Same.
2420 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2422 * graphite-poly.c (print_scattering_function_1): New.
2423 (print_scattering_function): Call it.
2424 (print_scop_params): Remove spaces at the end of lines.
2427 * graphite-poly.h (print_cloog): Declared.
2428 (debug_cloog): Declared.
2430 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2432 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2434 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2435 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2436 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2437 to switch between adding the IV bump in loop->latch or in loop->header.
2439 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2441 * graphite-poly.c (print_scattering_function): Pretty print following
2444 (print_pbb_domain): Same.
2445 (dump_gbb_cases): Same.
2446 (dump_gbb_conditions): Same.
2449 (print_scop_params): Same.
2450 (print_scop_context): Same.
2452 (print_pbb_body): New.
2453 (lst_indent_to): New.
2454 (print_lst): Start new lines with a #.
2455 * graphite-poly.h (pbb_bb): New.
2456 (pbb_index): Use pbb_bb.
2457 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2459 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2461 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2463 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2464 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2465 and 0 instead of 1 for dw_val_class_flag.
2466 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2467 dw_val_class_range_list, dw_val_class_loc_list,
2468 dw_val_class_lineptr and dw_val_class_macptr, use
2469 DW_FORM_flag_present for dw_val_class_flag and
2470 DW_FORM_exprloc for dw_val_class_loc.
2471 (output_die): For -gdwarf-4 print dw_val_class_loc
2472 size as uleb128 instead of 1 or 2 bytes and don't print
2473 anything for dw_val_class_flag.
2475 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2476 instead of cselib_lookup following by tweaking locs->setting_insn.
2479 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2480 even before returning from label, setjmp call or volatile asm
2483 2010-03-31 Richard Guenther <rguenther@suse.de>
2486 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2487 temporary data on stack.
2489 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2491 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2492 (PUSHSECTION_ASM_OP): Remove.
2493 (POPSECTION_ASM_OP): Remove.
2494 (PUSHSECTION_FORMAT): Remove.
2495 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2496 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2497 * config/sol2.c (solaris_output_init_fini): Use it.
2499 2010-03-31 Jie Zhang <jie@codesourcery.com>
2502 * opt-functions.awk (var_type_struct): Use signed char type
2503 for simple variables.
2505 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2507 * config/sol2.c: Include output.h.
2508 (solaris_assemble_visibility): New function.
2509 * config/t-sol2 (sol2.o): Add output.h dependency.
2510 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2511 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2514 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2517 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2518 V2SImode or XFmode on PRE_DEC.
2521 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2524 2010-03-31 Jie Zhang <jie@codesourcery.com>
2527 * reload.h (caller_save_initialized_p): Declare.
2528 * toplev.c (backend_init_target): Don't call
2529 init_caller_save but set caller_save_initialized_p to false.
2530 * caller-save.c (caller_save_initialized_p): Define.
2531 (init_caller_save): Check caller_save_initialized_p.
2532 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2534 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2537 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2538 and soft-fp/t-softfp to tmake_file.
2539 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2540 (LIBGCC2_TF_CEXT): Define.
2543 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2546 * cselib.c (n_useless_values): Document handling of debug locs.
2547 (n_useless_debug_values, n_debug_values): New variables.
2548 (new_elt_loc_list): Don't add to debug values, keep count.
2549 (promote_debug_loc): New.
2550 (cselib_reset_table): Zero new variables.
2551 (entry_and_rtx_equal_p): Promote debug locs.
2552 (discard_useless_locs): Increment n_useless_debug_values for
2554 (remove_useless_values): Adjust n_useless_values and n_debug_values
2555 with n_useless_debug_values.
2556 (add_mem_for_addr): Promote debug locs.
2557 (cselib_lookup_mem): Likewise.
2558 (cselib_lookup_addr): Renamed to...
2559 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2560 (cselib_log_lookup): ... this. Turn into...
2561 (cselib_lookup_addr): ... new wrapper.
2562 (cselib_lookup_from_insn): New.
2563 (cselib_invalidate_regno): Increment n_useless_debug_values for
2565 (cselib_invalidate_mem): Likewise.
2566 (cselib_process_insn): Take n_deleted and n_debug_values into
2567 account to guard remove_useless_value call.
2568 (cselib_finish): Zero n_useless_debug_values.
2569 * cselib.h (cselib_lookup_from_insn): Declare.
2570 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2571 (sched_analyze_2): Likewise.
2573 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2575 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2577 (adjust_mems): Replace narrowing SUBREG of expression containing
2578 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2579 with operations in the narrower mode.
2582 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2583 regs_invalidated_by_call instead all call_used_reg_set registers.
2585 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2588 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2589 pointer comparisons with types_compatible_p.
2590 * tree-vect-stmts.c (vectorizable_call): Same.
2591 (vectorizable_condition): Same.
2593 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2595 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2596 stack check if the mask would be zero.
2598 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2599 Jack Howarth <howarth@bromo.med.uc.edu>
2601 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2604 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2607 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2609 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2610 Include ___unordxf2 and ___unordtf2.
2611 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2614 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2616 * config/lm32/t-lm32: New file.
2617 * config.gcc: Use the above file when targetting lm32.
2619 2010-03-28 Duncan Sands <baldrick@free.fr>
2621 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2623 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2626 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2627 Improve vectorization cost model diagnostic.
2629 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2632 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2633 compute_data_dependences_for_loop returns false, early exit
2634 and output an extra diagnostic for the failed data reference
2637 2010-03-29 Richard Guenther <rguenther@suse.de>
2639 PR tree-optimization/43560
2640 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2641 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2643 2010-03-29 Jie Zhang <jie@codesourcery.com>
2646 * toplev.c (process_options): Set optimization_default_node
2647 and optimization_current_node.
2648 * opts.c (decode_options): Don't set optimization_default_node
2649 and optimization_current_node.
2651 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2653 * config/rtems.h: Abandon -qrtems_debug.
2655 2010-03-28 Jan Hubicka <jh@suse.cz>
2657 PR tree-optimization/43505
2658 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2659 map should not be copied.
2661 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2664 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2665 cdtors, set DECL_PRESERVE_P.
2666 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2669 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2671 PR tree-optimization/43528
2672 * stor-layout.c (place_field): Check that constant fits into
2673 unsigned HWI when skipping calculation of MS bitfield layout.
2675 2010-03-27 Jan Hubicka <jh@suse.cz>
2678 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2679 notice_global_symbol work.
2681 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2683 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2684 instead of dwarf2out_decl.
2685 (struct var_loc_node): Remove section_label field.
2686 (dwarf2out_function_decl): New function.
2687 (dwarf2out_var_location): Don't set section_label field.
2688 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2690 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2692 PR tree-optimization/43544
2693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2694 First argument for builtin vectorized function hook is now a
2695 tree to be able to distinguish between machine specific and
2697 * targhooks.c (default_builtin_vectorized_function): Ditto.
2698 * targhooks.h (default_builtin_vectorized_function): Ditto.
2699 * target.h (struct gcc_target): Ditto.
2700 * tree-vect-stmts.c (vectorizable_function): Ditto.
2701 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2702 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2705 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2708 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2709 nested binding iff it is a FUNCTION_DECL.
2710 (store_parm_decls_newstyle): Pass nested=true to bind for
2711 FUNCTION_DECLs amongst parameters.
2713 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2715 * var-tracking.c (vt_expand_loc_callback): Don't run
2716 cselib_expand_value_rtx_cb in dummy mode if
2717 cselib_dummy_expand_value_rtx_cb returned false.
2719 * var-tracking.c (emit_note_insn_var_location): For one part
2720 notes with offset 0, don't add EXPR_LIST around the location.
2721 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2722 add_location_or_const_value_attribute): Adjust for that change.
2725 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2726 into first operand and location into second.
2727 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2728 dw_cfi_oprnd_loc for DW_CFA_expression.
2729 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2730 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2731 assume first argument is regnum and second argument is location.
2733 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2736 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2737 of scratch register to DImode. Split to DImode comparison operator.
2738 Use SImode subreg of scratch register in the multiplication.
2739 (*cmp_sadd_sidi): Ditto.
2740 (*cmp_ssub_si): Ditto.
2741 (*cmp_ssub_sidi): Ditto.
2743 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2747 Remove invalid assert and wrong comment.
2749 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2752 * flags.h (final_insns_dump_p): New extern.
2753 * final.c (final_insns_dump_p): New variable.
2754 (rest_of_clean_state): Set it before -fdump-final-insns=
2755 dumping, clear afterwards.
2756 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2757 MEM_ALIAS_SET on MEMs.
2759 2010-03-26 David S. Miller <davem@davemloft.net>
2761 * configure.ac: Fix sparc GOTDATA_OP bug check.
2762 * configure: Rebuild.
2764 2010-03-26 Alan Modra <amodra@gmail.com>
2766 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2768 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2770 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2771 TLS_SECTION_ASM_FLAG.
2773 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2776 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2777 Clear first_function_block_is_cold.
2780 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2781 argument if the argument is truth_value_p.
2783 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2785 * config/rs6000/constraints.md: Update copyright year for my changes.
2788 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2789 used in reg+reg addressing, swap registers.
2791 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2794 * target.h (struct gcc_target): Add code_end hook.
2795 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2797 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2798 * toplev.c (compile_file): Call targetm.asm_out.code_end
2799 hook before unwind info/debug info output.
2800 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2801 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2802 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2803 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2804 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2805 * config/i386/i386.c (ix86_file_end): Renamed to...
2806 (ix86_code_end): ... this. Make static. Don't call
2807 file_end_indicate_exec_stack. Emit unwind info using
2808 final_start_function/final_end_function.
2809 (darwin_x86_file_end): Remove.
2810 (TARGET_ASM_CODE_END): Define.
2811 * config/i386/i386.h (TARGET_ASM_FILE_END,
2812 NEED_INDICATE_EXEC_STACK): Don't define.
2813 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2814 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2815 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2816 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2819 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2820 at the beginning and final_end_function at the end.
2821 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2823 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2825 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2826 and Sun as TLS syntax.
2827 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2828 * configure: Regenerate.
2829 * config.in: Regenerate.
2830 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2831 (default_elf_asm_named_section): Use it.
2832 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2833 (i386_output_dwarf_dtprel): Likewise.
2834 (output_addr_const_extra): Likewise.
2835 (output_pic_addr_const): Lowercase @GOTTPOFF.
2836 (output_addr_const_extra): Likewise.
2837 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2838 (output_addr_const_extra): Likewise.
2839 (output_pic_addr_const): Lowercase @INDNTPOFF.
2840 (output_addr_const_extra): Likewise.
2841 (output_pic_addr_const): Lowercase @NTPOFF.
2842 (output_addr_const_extra): Likewise.
2843 (output_pic_addr_const): Lowercase @TPOFF.
2844 (output_addr_const_extra): Likewise.
2845 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2846 (*tls_global_dynamic_64): Likewise.
2847 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2848 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2850 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2851 (ASM_OUTPUT_TLS_COMMON): Use it.
2852 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2855 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2856 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2857 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2858 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2859 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2860 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2862 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2864 * config/i386/i386.c (override_options): Don't accept
2865 -mtls-dialect=sun any longer.
2866 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2867 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2868 (*tls_local_dynamic_base_32_sun): Likewise.
2869 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2871 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2874 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2875 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2878 * ira.c (adjust_cleared_regs): New function.
2879 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2883 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2885 * expr.c (expand_expr_real): Restore previous
2886 curr_insn_source_location and curr_insn_block after
2887 expand_expr_real_1 call.
2888 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2889 instead of expand_expr_real_1.
2891 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2893 PR rtl-optimization/43413
2894 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2897 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2900 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2901 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2903 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2905 * config/i386/i386.c (ix86_target_string): Add -mfma.
2906 Fix a typo in comment.
2908 2010-03-22 Mike Stump <mikestump@comcast.net>
2911 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2912 Don't overly align based upon packed packed fields.
2914 2010-03-22 Jason Merrill <jason@redhat.com>
2916 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2917 Use () rather than [], and move before the element type.
2919 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2921 * doc/configfiles.texi (Configuration Files): Removed
2922 fixinc/Makefile*, intl/Makefile.*.
2923 * doc/makefile.texi: Fixed markup. Abstract from version
2924 control system used.
2925 (Makefile): Removed obsolete gcc/java/parse.y example.
2926 * doc/sourcebuild.texi: Likewise.
2927 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2928 libgomp, libssp. Removed fastjar.
2929 (Miscellaneous Docs): Clarify location.
2930 Added COPYING3, COPYING3.LIB.
2931 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2933 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * config/i386/i386.c (x86_function_profiler)
2937 [!NO_PROFILE_COUNTERS]: Fix typo.
2938 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2941 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2942 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2944 * doc/sourcebuild.texi (Test Directives): Split into six
2945 subsections, with most of the current text in new subsections
2946 Directives, Selectors, and Final Actions.
2947 (Directives): Split list of test directives into multiple
2949 (Selectors): Describe use and syntax of selectors.
2950 (Effective-Target Keywords): Describe all existing keywords.
2951 (Add Options): Describe features for dg-add-options.
2952 (Require Support): Describe variants of dg-require-support.
2953 (Final Actions): Describe commands to use in dg-final.
2955 2010-03-22 Michael Matz <matz@suse.de>
2958 * recog.c (validate_replace_rtx_group): Replace also in
2959 REG_EQUAL and REG_EQUIV notes.
2961 2010-03-22 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/43390
2964 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2965 sure vector extracts are type correct.
2967 2010-03-22 Richard Guenther <rguenther@suse.de>
2970 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2971 x * sqrt (x) even when optimizing for size if the target
2972 has native support for sqrt.
2974 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2976 * varasm.c (make_decl_rtl_for_debug): Also clear
2977 flag_mudflap for the duration of make_decl_rtl call.
2980 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2981 locs from preserved VALUEs.
2983 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2986 * pa.md (movmemsi): Set align to one if zero.
2987 (movmemdi): Likewise.
2989 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2992 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2993 with their corresponding prologue pushes.
2995 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2998 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2999 at the begining or end.
3000 (spu_expand_epilogue): Likewise.
3002 2010-03-20 Richard Guenther <rguenther@suse.de>
3004 PR rtl-optimization/43438
3005 * combine.c (make_extraction): Properly zero-/sign-extend an
3006 extraction of the low part of a CONST_INT. Also handle
3009 2010-03-19 Mike Stump <mikestump@comcast.net>
3011 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3012 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3013 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3015 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3018 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3021 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3023 PR rtl-optimization/42258
3024 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3025 use that may match DEF.
3028 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3029 the cost of loading the constant rather than assuming
3031 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3032 outer code is AND, do the same tests as the andsi3 expander and
3033 return COSTS_N_INSNS (1) if and is cheap.
3035 * optabs.c (avoid_expensive_constant): Fix formatting.
3037 2010-03-19 Michael Matz <matz@suse.de>
3040 * attribs.c (decl_attributes): When rebuilding a function pointer
3041 type use the same qualifiers as the original pointer type.
3043 2010-03-19 Martin Jambor <mjambor@suse.cz>
3045 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3046 and is_gimple_ip_invariant_address.
3048 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3051 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3053 * config/arm/arm.c (arm_override_options): Turn off
3054 flag_dwarf2_cfi_asm for AAPCS variants.
3056 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3059 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3060 Use PRE_MODIFY instead of PRE_DEC.
3061 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3062 (vfp_emit_fstmd): Likewise.
3064 2010-03-19 Michael Matz <matz@suse.de>
3067 * builtins.c (expand_builtin_interclass_mathfn,
3068 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3071 2010-03-19 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/43415
3074 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3075 (phi_translate_1): ... this.
3076 (phi_translate): Move all caching here. Cache all NARY
3077 and REFERENCE translations.
3079 2010-03-19 David S. Miller <davem@davemloft.net>
3081 With help from Eric Botcazou.
3082 * config/sparc/sparc.c: Include dwarf2out.h.
3083 (emit_pic_helper): Delete.
3084 (pic_helper_symbol_name): Delete.
3085 (pic_helper_emitted_p): Delete.
3086 (pic_helper_needed): New.
3087 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3088 (get_pc_thunk_name): New.
3089 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3090 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3091 Set pic_helper_needed to true. Don't call emit_pic_helper.
3092 (sparc_expand_prologue): Update load_pic_register call.
3093 (sparc_output_mi_thunk): Likewise.
3094 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3095 thunk if possible. Output CFI information as needed.
3097 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3098 Jack Howarth <howarth@bromo.med.uc.edu>
3101 * config/i386/i386.h: Fix ABI on darwin x86-32.
3103 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3105 * tree.h: Declare make_decl_rtl_for_debug.
3106 * varasm.c (make_decl_rtl_for_debug): New.
3107 * dwarf2out.c (rtl_for_decl_location): Call it.
3108 * cfgexpand.c (expand_debug_expr): Call it.
3110 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3113 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3117 * var-tracking.c (vt_init_cfa_base): Do nothing if
3118 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3120 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3123 * var-tracking.c (canonicalize_vars_star): New.
3124 (dataflow_post_merge_adjust): Use it.
3126 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3129 * var-tracking.c (non_suitable_const): New function.
3130 (add_uses): For DEBUG_INSNs with constants, don't record any
3131 value, instead just the constant value itself.
3132 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3133 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3134 (emit_notes_in_bb): Likewise.
3135 (emit_note_insn_var_location): For onepart variables if
3136 cur_loc is a VOIDmode constant, use DECL_MODE.
3138 2010-03-18 Martin Jambor <mjambor@suse.cz>
3141 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3142 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3143 all non-clones. Moved call redirection...
3144 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3145 (cgraph_materialize_all_clones): Dispose of all
3146 combined_args_to_skip bitmaps.
3147 (verify_cgraph_node): Do not check for edges pointing to wrong
3148 nodes in inline clones.
3149 * tree-inline.c (copy_bb): Call
3150 cgraph_redirect_edge_call_stmt_to_callee.
3151 * ipa.c (cgraph_remove_unreachable_nodes): Call
3152 cgraph_node_remove_callees even when there are used clones.
3154 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3156 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3158 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3161 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3164 2010-03-18 Michael Matz <matz@suse.de>
3167 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3168 into sqrt(x) if we need to preserve signed zeros.
3170 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3171 Eric Botcazou <ebotcazou@adacore.com>
3173 PR rtl-optimization/43360
3174 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3175 note if we don't know its invariant status.
3177 2010-03-18 Michael Matz <matz@suse.de>
3179 PR tree-optimization/43402
3180 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3181 PHI chains of ssa names registered for update.
3183 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3186 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3187 non-offsettable and pre_modify update addressing.
3188 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3189 and "2" alternatives "#".
3190 (*movdd_softfloat32): Make all alternatives "#";
3191 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3192 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3193 (*movdf_softfloat32): Make all alternatives "#";
3194 (movdi): Use the new DIFD mode iterator to create a common splitter
3195 for movdi, movdf and movdd patterns.
3197 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3199 * common.opt (dumpdir): Remove redundant tab.
3201 2010-03-17 Martin Jambor <mjambor@suse.cz>
3203 PR tree-optimization/43347
3204 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3205 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3207 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3209 PR rtl-optimization/42216
3210 * regrename.c (create_new_chain): New function, broken out from...
3211 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3212 appending a use to an empty chain.
3213 (build_def_use): Remove previous changes that convert OP_INOUT to
3214 OP_OUT operands; instead detect the case where an OP_INOUT operand
3215 uses a previously untracked register and create an empty chain for it.
3217 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3219 * doc/extend.texi (Function Attributes): Rewrite unfinished
3220 sentence in ms_abi documentation.
3222 2010-03-17 Alan Modra <amodra@gmail.com>
3224 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3225 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3226 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3227 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3229 2010-03-16 Richard Henderson <rth@redhat.com>
3232 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3233 (lower_try_finally): Save and restore eh_seq around the expansion
3236 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3238 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3239 statements before splitting block.
3241 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3243 * doc/sourcebuild.texi (Testsuites): Fix markup.
3244 Use pathnames relative to gcc/testsuite.
3245 (Test Directives): Move description of how timeout is determined.
3246 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3247 (C Tests): Correct gcc.misc-tests directory.
3248 Framework tests now live in gcc.test-framework.
3250 2010-03-16 Richard Guenther <rguenther@suse.de>
3253 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3254 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3256 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3257 Alexandre Oliva <aoliva@redhat.com>
3259 PR tree-optimization/42917
3260 * lambda-code.c (remove_iv): Skip debug statements.
3261 (lambda_loopnest_to_gcc_loopnest): Likewise.
3262 (not_interesting_stmt): Debug statements are not interesting.
3264 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3268 * cselib.c (cselib_preserve_constants,
3269 cfa_base_preserved_val): New static variables.
3270 (preserve_only_constants): New function.
3271 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3272 clear its REG_VALUES. If cselib_preserve_constants, don't
3273 empty the whole hash table, but preserve there VALUEs with constants,
3274 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3275 (cselib_preserve_cfa_base_value): New function.
3276 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3277 (cselib_init): Change argument to int bitfield. Set
3278 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3280 (cselib_finish): Clear cselib_preserve_constants and
3281 cfa_base_preserved_val.
3282 * cselib.h (enum cselib_record_what): New enum.
3283 (cselib_init): Change argument to int.
3284 (cselib_preserve_cfa_base_value): New prototype.
3285 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3286 * dse.c (dse_step1): Likewise.
3287 * cfgcleanup.c (thread_jump): Likewise.
3288 * sched-deps.c (sched_analyze): Likewise.
3289 * gcse.c (local_cprop_pass): Likewise.
3290 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3291 If FN is non-NULL, call the callback always and whenever it returns
3292 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3293 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3294 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3295 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3296 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3297 * var-tracking.c: Include recog.h.
3298 (bb_stack_adjust_offset): Remove.
3299 (vt_stack_adjustments): Don't call it, instead just gather the
3300 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3301 (adjust_stack_reference): Remove.
3302 (compute_cfa_pointer): New function.
3303 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3304 (struct adjust_mem_data): New type.
3305 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3307 (get_address_mode): New function.
3308 (replace_expr_with_values): Use it.
3309 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3310 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3311 (adjust_sets): Remove.
3312 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3313 Use get_address_mode.
3314 (get_adjusted_src): Remove.
3315 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3316 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3317 (add_with_sets): Don't call adjust_sets.
3318 (fp_setter, vt_init_cfa_base): New functions.
3319 (vt_initialize): Change return type to bool. Move most of pool etc.
3320 initialization to the beginning of the function from end. Pass
3321 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3322 If !frame_pointer_needed, call vt_stack_adjustment before mos
3323 vector is filled, call vt_init_cfa_base if argp/framep has been
3324 eliminated to sp. If frame_pointer_needed and argp/framep has
3325 been eliminated to hard frame pointer, set
3326 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3327 encountering fp setter in the prologue. For MO_ADJUST, call
3328 log_op_type before pusing the op into mos vector, not afterwards.
3329 Call adjust_insn before cselib_process_insn/add_with_sets,
3330 call cancel_changes (0) afterwards.
3331 (variable_tracking_main_1): Adjust for vt_initialize calling
3332 vt_stack_adjustments and returning whether it succeeded or not.
3334 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3336 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3339 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3341 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3343 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3344 drap_reg has not been set.
3346 2010-03-15 Michael Matz <matz@suse.de>
3349 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3350 use it to expand block copies.
3351 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3352 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3353 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3355 2010-03-15 Richard Guenther <rguenther@suse.de>
3357 PR tree-optimization/43367
3358 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3361 2010-03-15 Richard Guenther <rguenther@suse.de>
3363 PR tree-optimization/43317
3364 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3366 2010-03-15 Martin Jambor <mjambor@suse.cz>
3368 PR tree-optimization/43141
3369 * tree-sra.c (create_abstract_origin): New function.
3370 (modify_function): Call create_abstract_origin.
3372 2010-03-15 Chris Demetriou <cgd@google.com>
3374 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3377 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3380 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3381 call insert_out_of_ssa_copy for default definitions.
3383 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3385 * graphite-clast-to-gimple.c (my_long_long): Defined.
3386 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3387 * graphite-sese-to-poly.c (my_long_long): Defined.
3388 (scop_ivs_can_be_represented): Use it.
3390 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3392 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3393 graphite-max-bbs-per-function, and loop-block-tile-size.
3394 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3396 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3398 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3400 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3401 forward declaration.
3402 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3403 (add_upper_bounds_from_estimated_nit): New.
3404 (build_loop_iteration_domains): Use it.
3406 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3408 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3410 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3413 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3414 should be an INTEGER_CST. Also handle CASE_CONVERT.
3416 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3418 * graphite.c (graphite_initialize): To bound the number of bbs per
3419 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3420 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3421 * doc/invoke.texi: Document it.
3423 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3425 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3426 * graphite-sese-to-poly.h (build_poly_scop): Same.
3428 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3431 the number of parameters in the scop. Use as an upper bound
3432 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3433 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3434 * doc/invoke.texi: Document it.
3436 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3438 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3439 * doc/c-tree.texi: Remove.
3440 * doc/generic.texi: Merge c-tree.texi here.
3441 * doc/gccint.texi (Trees): Remove menu entry.
3442 (c-tree.texi): Remove @include.
3443 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3444 * doc/languages.texi (Reading RTL): Ditto.
3446 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3449 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3451 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3454 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3455 code added to work around reload clobbering CONST insns.
3457 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3459 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3460 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3461 (cselib_preserve_only_values): Remove retain argument, don't
3462 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3463 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3464 * var-tracking.c (micro_operation): Move insn field before union.
3465 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3466 (struct variable_tracking_info_def): Remove n_mos field, change
3467 mos into a vector of micro_operations.
3468 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3469 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3470 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3471 changing into a vector.
3472 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3473 come before all other uops generated by add_stores.
3474 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3476 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3477 a vector. Run just one pass over the bbs instead of separate counting
3478 and computation phase.
3479 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3482 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3483 into *nonlocalized_list vector.
3484 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3485 even if origin is non-NULL.
3486 (gen_variable_die): Likewise.
3487 (process_scope_var): Don't change origin.
3488 (gen_decl_die): Likewise.
3489 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3490 before adding new edges instead of after it, fix moving over
3493 2010-03-11 David S. Miller <davem@davemloft.net>
3495 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3497 * configure: Rebuild.
3499 2010-03-11 Martin Jambor <mjambor@suse.cz>
3501 PR tree-optimization/43257
3502 * tree.c (assign_assembler_name_if_neeeded): New function.
3503 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3505 * tree.h (assign_assembler_name_if_neeeded): Declare.
3506 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3507 the function if needed.
3509 2010-03-11 Chris Demetriou <cgd@google.com>
3511 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3512 include/stdint-gcc.h, and include/stdint.h world-readable.
3514 2010-03-11 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/43255
3517 * tree-vrp.c (process_assert_insertions_for): Do not insert
3518 asserts for trivial conditions.
3520 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3522 PR tree-optimization/43280
3523 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3524 generation. Move calculation of size out of the if branch.
3525 (find_bswap): Modify compare number generation.
3527 2010-03-11 Richard Guenther <rguenther@suse.de>
3530 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3531 (input_gimple_stmt): Fixup handled component types during
3532 operand read. Also fix up decls in ADDR_EXPRs.
3534 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3536 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3537 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3539 2010-03-10 Jan Hubicka <jh@suse.cz>
3542 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3543 * varasm.c (get_variable_section): Don't do that here...
3544 (make_decl_rtl): ... and here.
3545 (do_assemble_alias): Produce decl RTL.
3546 (assemble_alias): Likewise.
3548 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3551 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3552 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3554 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3555 (based_loc_descr): Only express drap or vdrap regno based expressions
3556 using DW_OP_fbreg when not optimizing.
3557 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3558 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3559 REG_CFA_SET_VDRAP note.
3561 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3563 PR tree-optimization/43236
3564 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3565 error in calculation of base address in reverse iteration case.
3566 (generate_builtin): Take number of latch executions if the statement
3569 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3572 * tree-eh.c: Include pointer-set.h.
3573 (lower_eh_dispatch): Filter out duplicate case labels and
3574 remove the unneeded edge when the label is unused. Return
3575 true when some edges are removed.
3576 (execute_lower_eh_dispatch): When any lowering resulted in
3577 removing an edge, also delete unreachable blocks.
3579 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3582 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3583 UNSPEC_MACHOPIC_OFFSET.
3585 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3588 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3589 (m68k_delegitimize_address): New function.
3591 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3594 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3597 * var-tracking.c (adjust_sets): New function.
3598 (count_with_sets, add_with_sets): Use it.
3599 (get_adjusted_src): New inline function.
3600 (add_stores): Use it.
3603 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3604 call cselib_dummy_expand_value_rtx_cb instead of
3605 cselib_expand_value_rtx_cb.
3608 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3609 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3610 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3611 and .cfi_endproc around the pic thunks.
3612 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3613 all queued unwind info register saves are saved before the call.
3614 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3615 considered as sp-=4 for unwind info and the pop as sp+=4 which
3616 also clobbers dest, but doesn't actually restore it.
3619 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3620 RTX_FRAME_RELATED_P.
3622 2010-03-09 Jie Zhang <jie@codesourcery.com>
3624 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3625 whitespaces in output template.
3627 2010-03-09 Jie Zhang <jie@codesourcery.com>
3629 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3632 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3634 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3635 builtins.exp in a separate job.
3637 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3639 * graphite-sese-to-poly.c (add_param_constraints): Use
3640 lower_bound_in_type and upper_bound_in_type.
3642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3644 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3645 instead of unsigned_type_node.
3647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3648 Reza Yazdani <reza.yazdani@amd.com>
3651 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3652 on pointer type parameters.
3654 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3658 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3659 handle conversions from pointer to integers.
3660 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3661 induction variable, to be able to work with code generated by CLooG.
3662 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3663 (build_poly_scop): Bail out if we cannot codegen a loop.
3665 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3667 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3668 code generation with gloog_error.
3670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3672 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3673 Call fold_convert on all the returned values.
3674 (expand_scalar_variables_expr): Pass to
3675 expand_scalar_variables_ssa_name the type of the resulting expression.
3677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3679 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3680 ppl_min_for_le_pointset.
3681 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3682 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3684 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3686 * graphite-dependences.c (map_into_dep_poly): Removed.
3687 (dependence_polyhedron_1): Use combine_context_id_scat.
3689 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3691 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3692 (struct poly_bb): Same.
3693 (combine_context_id_scat): New.
3695 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3698 * sese.c (name_defined_in_loop_p): Return false for default
3701 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3703 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3704 and clean up the logic.
3706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3708 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3711 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3713 * var-tracking.c (remove_cselib_value_chains): Define only for
3715 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3716 delete_slot_part, emit_notes_for_differences_1): Don't call
3717 remove_cselib_value_chains here.
3718 (set_slot_part, emit_notes_for_differences_2): Don't call
3719 add_cselib_value_chains here.
3720 (preserved_values): New vector.
3721 (preserve_value): New function.
3722 (add_uses, add_stores, vt_add_function_parameters): Use it
3723 instead of cselib_preserve_value.
3724 (changed_values_stack): New vector.
3725 (check_changed_vars_0): New function.
3726 (check_changed_vars_1, check_changed_vars_2): Use it.
3727 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3728 changed_values_stack VALUEs.
3729 (vt_emit_notes): For all preserved_values call
3730 add_cselib_value_chains. If ENABLE_CHECKING call
3731 remove_cselib_value_chains before verifying value_chains is empty.
3732 Initialize and free changed_values_stack.
3733 (vt_initialize): Initialize preserved_values.
3734 (vt_finalize): Free preserved_values.
3736 2010-03-08 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/43269
3739 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3742 2010-03-08 Martin Jambor <mjambor@suse.cz>
3744 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3745 (ipa_is_param_called): Removed.
3746 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3747 (ipa_print_node_params): Do not print the called flag.
3748 (ipa_write_node_info): Do not stream the called flag.
3749 (ipa_read_node_info): Likewise.
3751 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3754 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3755 * cselib.c (struct expand_value_data): Add dummy field.
3756 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3758 (cselib_dummy_expand_value_rtx_cb): New function.
3759 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3761 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3762 * var-tracking.c: Include pointer-set.h.
3763 (variable): Change n_var_parts to char from int. Add
3764 cur_loc_changed and in_changed_variables fields.
3765 (variable_canonicalize): Remove.
3766 (shared_var_p): New inline function.
3767 (unshare_variable): Maintain cur_loc_changed and
3768 in_changed_variables fields. If var was in changed_variables,
3769 replace it there with new_var. Just copy cur_loc instead of
3770 resetting it to something else.
3771 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3772 (dataflow_set_union): Don't call variable_canonicalize.
3773 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3774 of their DEBUG_EXPR_TREE_DECLs.
3775 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3776 and in_changed_variables and cur_loc_changed is false.
3777 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3778 and cur_loc_changed. Don't update cur_loc here.
3779 (variable_merge_over_src): Don't call variable_canonicalize.
3780 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3781 removing loc that is equal to cur_loc, clear cur_loc,
3782 set cur_loc_changed and ensure variable_was_changed is called.
3783 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3784 compare pointers in cur_loc check, if it is equal to loc,
3785 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3786 (variable_different_p): Remove compare_current_location argument,
3787 don't compare cur_loc.
3788 (dataflow_set_different_1): Adjust variable_different_p caller.
3789 (variable_was_changed): If dv had some var in changed_variables
3790 already, reset in_changed_variables flag for it and propagate
3791 cur_loc_changed over to the new variable. On empty var
3792 always set cur_loc_changed. Set in_changed_variables on whatever
3793 var is added to changed_variables.
3794 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3795 Use shared_var_p. When removing loc that is equal to cur_loc,
3796 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3797 end, don't set it to something else, just call variable_was_changed.
3798 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3799 loc being removed, clear cur_loc and set cur_loc_changed.
3800 Set cur_loc_changed if all locations have been removed.
3801 (struct expand_loc_callback_data): New type.
3802 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3803 allocated. Always create SUBREGs if simplify_subreg failed.
3804 Prefer to use cur_loc, when that fails and still in
3805 changed_variables (and seen first time) recompute it. Set
3806 cur_loc_changed of variables which had to change cur_loc and
3807 compute elcd->cur_loc_changed if any of the subexpressions used
3808 had to change cur_loc.
3809 (vt_expand_loc): Adjust to pass arguments in
3810 expand_loc_callback_data structure.
3811 (vt_expand_loc_dummy): New function.
3812 (emitted_notes): New variable.
3813 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3814 that weren't used for any other decl in current
3815 emit_notes_for_changes call call vt_expand_loc_dummy to update
3816 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3817 first loc_chain location if NULL before. Always use just
3818 cur_loc instead of first loc_chain location. When cur_loc_changed
3819 is false, when not --enable-checking=rtl just don't emit any note.
3820 When rtl checking, compute the note and assert it is the same
3821 as previous note. Clear cur_loc_changed and in_changed_variables
3822 at the end before removing from changed_variables.
3823 (check_changed_vars_3): New function.
3824 (emit_notes_for_changes): Traverse changed_vars to call
3825 check_changed_vars_3 on each changed var.
3826 (emit_notes_for_differences_1): Clear cur_loc_changed and
3827 in_changed_variables. Recompute cur_loc of new_var.
3828 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3829 (vt_emit_notes): Initialize and destroy emitted_notes.
3831 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3833 PR rtl-optimization/42220
3834 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3835 Use verify_reg_tracked to determine if we should use OP_OUT rather
3837 (build_def_use): If we see an in-out operand for a register that we
3838 know nothing about, treat is an output if possible, fail the block if
3841 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3844 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3847 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3850 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3851 uses of relevant DEFs that are dead outside the loop too.
3853 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3855 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3857 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3859 * var-tracking.c (values_to_unmark): New variable.
3860 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3861 values_to_unmark vector. Moved body to...
3862 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3863 instead queue it into values_to_unmark vector.
3864 (vt_find_locations): Free values_to_unmark vector.
3866 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3868 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3869 (site.exp): Export them when plugins are enabled.
3871 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3874 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3876 (chrec_fold_multiply): Same.
3878 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3881 * c-decl.c (build_compound_literal): Return early if init is
3884 2010-03-04 Martin Jambor <mjambor@suse.cz>
3886 PR tree-optimization/43164
3887 PR tree-optimization/43191
3888 * tree-sra.c (type_consists_of_records_p): Reject records with
3889 zero-size bit-fields at the end.
3891 2010-03-04 Mike Stump <mikestump@comcast.net>
3893 * Makefile.in (TAGS): Remove *.y.
3895 2010-03-04 Richard Guenther <rguenther@suse.de>
3897 PR tree-optimization/40761
3898 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3900 (my_rev_post_order_compute): New function.
3901 (init_pre): Call it.
3903 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3906 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3907 decrease the cost of an IV candidate when the cost is infinite.
3909 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3911 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3912 Use '3DNow!' for the extension of that name, ensure normal space
3914 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3916 2010-03-03 Jeff Law <law@redhat.com>
3918 * PR middle-end/32693
3919 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3920 than gen_rtx_SUBREG.
3921 (extract_bit_field_1): Likewise.
3923 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3925 * doc/sourcebuild.texi (Test directives): Document that arguments
3926 include-opts and exclude-opts are now optional for dg-skip-if,
3927 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3929 2010-03-03 Jason Merrill <jason@redhat.com>
3932 * cgraph.h (varpool_node): Add extra_name field.
3933 * varpool.c (varpool_extra_name_alias): New.
3934 (varpool_assemble_decl): Emit extra name aliases.
3935 (varpool_mark_needed_node): Look past an extra name alias.
3936 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3937 * lto-streamer-in.c (lto_input_tree): Read it.
3938 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3940 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3942 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3943 (sparc*-*-solaris2*): ...this.
3945 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3948 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3949 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3950 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3951 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3954 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3955 fallthrough to default handling, just with want_address 0 instead of 2.
3956 For single element lists, add_AT_loc directly, otherwise create an
3957 artificial variable DIE and stick location list to it.
3960 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3961 (VAL_EXPR_HAS_REVERSE): Define.
3962 (reverse_op): New function.
3963 (add_stores): For reversible operations add an extra MO_VAL_USE.
3965 2010-03-02 Jason Merrill <jason@redhat.com>
3967 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3969 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3971 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3972 (sparc64-*-linux*): Likewise.
3973 (sparc64-*-solaris2*): Include assembler files before linker ones.
3974 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3975 * config/sparc/gas.h: Delete.
3976 * config/sparc/sol2-64.h: Add copyright notice.
3977 * config/sparc/sol2-gas-bi.h: Likewise.
3978 * config/sparc/sol2-gld.h: Likewise.
3979 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3980 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3981 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3982 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3983 (sparc_elf_asm_named_section): Rename into...
3984 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3986 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3988 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3990 2010-03-02 Jeff Law <law@redhat.com>
3993 * reload1.c (rtx_p, substitute_stack): Declare.
3994 (substitute): Record addresses of changed rtxs.
3995 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3996 Restore the original rtx when complete.
3997 (reload): Free subsitute_stack when complete.
3999 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4001 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4002 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4004 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4005 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4006 Torture Tests): Change from subsection to section.
4008 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4009 Steven Bosscher <steven@gcc.gnu.org>
4011 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4014 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4017 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4018 the assignment from the new induction variable to the assignment
4019 of the value from the original loop PHI function.
4021 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4022 Daniel Jacobowitz <dan@codesourcery.com>
4024 * doc/sourcebuild.texi (Test directives): Clarify options to
4027 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4029 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4030 Disable cfi directives unless GCC and gas agree on using read-only
4031 .eh_frame sections for 64-bit.
4032 * configure: Regenerate.
4034 2010-03-01 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/43220
4037 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4038 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4040 2010-03-01 Richard Guenther <rguenther@suse.de>
4041 Martin Jambor <mjambor@suse.cz>
4044 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4045 gimplified parameters.
4047 2010-03-01 Christian Bruel <christian.bruel@st.com>
4049 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4051 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4053 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4055 2010-03-01 Richard Guenther <rguenther@suse.de>
4058 * expr.c (expand_assignment): Use the alias-oracle to tell
4059 if the rhs aliases the result decl.
4061 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4064 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4065 to sol_gt_pch_get_address.
4066 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4067 64-bit, SPARC and x86.
4068 (sol_gt_pch_get_address): New function.
4070 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4072 * toplev.h (inform_n, error_n): Declare.
4073 * diagnostic.c (inform_n, error_n): New function.
4075 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4077 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4078 has no rtl yet when processing local_decls, queue it and recheck
4079 if deferred stack allocation hasn't assigned it rtl.
4081 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4083 * config/sh/sh.c (unspec_bbr_uid): New.
4084 (gen_block_redirect): Use it instead of INSN_UID.
4085 (gen_far_branch): Likewise.
4087 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4090 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4092 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4094 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4095 (Warning Options): -Wno-conversion-null is valid for
4096 Objective-C++ as well.
4097 * doc/tm.texi (Named Address Spaces): Likewise.
4098 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4099 * doc/tree-ssa.texi (Tree SSA): Likewise.
4101 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4104 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4105 by default. Don't set the default arch for
4106 i[34567]86-*-darwin*|x86_64-*-darwin*.
4108 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4111 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4112 default. Set the default 32bit/64bit archs with $with_arch
4113 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4115 2010-02-27 Richard Guenther <rguenther@suse.de>
4117 PR tree-optimization/43186
4118 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4119 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4120 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4121 unroller iterations.
4123 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4125 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4126 required and i[34567]86-*-* targets don't support 64bit ISA.
4128 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4131 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4134 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4136 * config.gcc: Set the default arch at least to Prescott for
4137 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4138 if SSE math is enabled.
4140 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4142 * diagnostic.c (diagnostic_initialize): Update.
4143 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4145 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4146 (diagnostic_inhibit_notes): New.
4147 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4149 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4152 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4153 * doc/standards.texi: Likewise.
4154 * doc/extend.texi: Likewise.
4155 * doc/trouble.texi: Likewise.
4156 * doc/cppopts.texi: Likewise.
4157 * doc/install.texi: Likewise.
4158 * c.opt (std=c90,std=gnu90): New options.
4159 * c-opts.c (c_common_handle_option): Handle them.
4161 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4164 * c-decl.c (undeclared_variable): Use an informative note.
4166 2010-02-26 Richard Guenther <rguenther@suse.de>
4168 PR tree-optimization/43186
4169 * gimple.h (gimple_fold): Remove.
4170 * gimple.c (gimple_fold): Remove. Inline into single user ...
4171 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4172 Try harder for conditions.
4174 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4177 * function.c (used_types_insert): Don't skip through named pointer
4178 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4179 and it is different from the main variant's type.
4181 2010-02-26 Nick Clifton <nickc@redhat.com>
4183 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4185 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4187 * config.gcc: Support --with-fpmath=sse for x86.
4189 * config/i386/ssemath.h: New.
4191 * doc/install.texi (--with-fpmath=sse): Documented.
4193 2010-02-26 Richard Guenther <rguenther@suse.de>
4195 PR tree-optimization/43188
4196 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4197 vector types of over-aligned element type.
4199 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4202 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4203 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4205 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4207 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4209 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4211 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4212 * var-tracking.c: Include diagnostic.h.
4213 (debug_dv): New function.
4214 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4217 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4218 (add_value_chain, add_value_chains, remove_value_chain,
4219 remove_value_chains): Handle DEBUG_EXPRs.
4220 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4223 * regcprop.c (struct queued_debug_insn_change): New type.
4224 (struct value_data_entry): Add debug_insn_changes field.
4225 (struct value_data): Add n_debug_insn_changes field.
4226 (debug_insn_changes_pool): New variable.
4227 (free_debug_insn_changes, apply_debug_insn_changes,
4228 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4229 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4230 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4232 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4234 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4235 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4236 changes, call cprop_find_used_regs via note_stores.
4237 (copyprop_hardreg_forward): When copying vd from predecessor
4238 which has any queued DEBUG_INSN changes, make sure the pointers are
4239 cleared. At the end call df_analyze and then if there are any
4240 DEBUG_INSN changes queued at the end of some basic block for still
4241 live registers, apply them.
4242 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4244 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4246 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4249 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4251 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4252 targets. Set the default with_cpu/with_arch from arch/cpu.
4253 Allow x86-64 and native for with_cpu/with_arch.
4255 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4257 * ebitmap.c: Change calls to verify_popcount with calls to
4258 sbitmap_verify_popcount.
4259 (ebitmap_clear_bit): Fixed map->cacheindex test and
4260 map>cache update when bit clearing results in an empty
4263 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4266 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4267 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4268 and support both V2DF and V2DI modes.
4269 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4270 support both V2DF and V2DI modes.
4271 (general): Delete trailing whitespace from a few patterns.
4273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4274 V2DF/V2DI interleave high/low builtins.
4276 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4279 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4280 interleave high/low functions.
4282 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4284 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4285 #pragma extern_prefix.
4287 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4290 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4291 BLKmode, assert op0 is a MEM and just adjust its mode.
4294 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4295 if bitpos isn't multiple of mode's bitsize.
4297 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4299 * c.opt (-ftemplate-depth=): New.
4300 (-ftemplate-depth-): Deprecate.
4301 * optc-gen.awk: Handle -ftemplate-depth=.
4302 * opth-gen.awk: Likewise.
4303 * c-opts.c (c_common_handle_option): Likewise.
4304 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4306 2010-02-24 Jason Merrill <jason@redhat.com>
4308 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4310 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4312 * cfg.c (alloc_aux_for_block): Remove inline.
4313 (alloc_aux_for_edge): Likewise.
4315 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4317 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4319 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4321 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4322 * config/i386/sol2-gas.h: New file.
4323 * config.gcc (i[34567]86-*-solaris2*): Use it.
4325 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4328 * c-typeck.c (ep_convert_and_check): New.
4329 (build_conditional_expr): Use it.
4330 (build_binary_op): Likewise.
4332 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4334 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4337 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4338 bounds even for -O+.
4339 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4340 expr needs to have DECL_NAME set.
4342 2010-02-24 Nick Clifton <nickc@redhat.com>
4344 * config/mep/mep.c: Include gimple.h.
4345 (mep_function_uses_sp): Delete unused function.
4346 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4347 parameters. Use unsigned integers to count args. Return a
4348 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4350 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4353 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4354 greater or equal to nelt instead of 2 * nelt.
4355 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4358 2010-02-23 Jason Merrill <jason@redhat.com>
4361 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4362 in cfun->local_decls even if they have register types.
4365 * stor-layout.c (place_field): Don't warn about unnecessary
4366 DECL_PACKED if the type is packed.
4368 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4371 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4372 GOTOFF relocs, even when the base reg isn't pic pointer.
4374 2010-02-23 Michael Matz <matz@suse.de>
4377 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4378 (expand_gimple_basic_block): Generate and use debug temps if there
4379 are debug uses left after the last real use of TERed ssa names.
4380 Unlink debug immediate uses when they are expanded.
4382 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4385 * config/i386/i386.c (override_options): Reorganise to provide
4386 better error messages.
4388 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4391 * graphite-scop-detection.c (create_single_exit_edge): Move
4392 the call to find_single_exit_edge to....
4393 (create_sese_edges): ...here. Don't handle multiple edges
4394 exiting the function.
4395 (build_graphite_scops): Don't handle multiple edges
4396 exiting the function.
4398 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4401 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4402 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4404 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4407 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4409 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4412 * c-typeck.c (convert_arguments): Print declaration location.
4413 * c-common.c (validate_nargs): Rename as
4414 builtin_function_validate_nargs.
4415 (check_builtin_function_arguments): Update.
4417 2010-02-22 Richard Guenther <rguenther@suse.de>
4420 * tree-inline.c (declare_return_variable): Use the type of
4421 the call stmt lhs if available.
4423 2010-02-22 Duncan Sands <baldrick@free.fr>
4425 * passes.c (register_pass): Always consider all pass lists when
4426 ref_pass_instance_number is zero.
4428 2010-02-22 Richard Guenther <rguenther@suse.de>
4430 PR tree-optimization/42749
4431 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4432 parameter. Do arithmetic in the original type.
4433 (update_accumulator_with_ops): Likewise.
4434 (adjust_accumulator_values): Adjust.
4436 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4438 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4439 (QI to BLKmode splitter): New splitter.
4441 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4443 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4444 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4446 2010-02-22 Richard Guenther <rguenther@suse.de>
4448 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4450 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4452 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4453 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4454 ($(T)crti.o, $(T)crtn.o): Remove rules.
4456 2010-02-21 Tobias Burnus <burnus@net-b.de>
4459 * doc/invoke.texi (-fassociative-math): Document that this
4460 option is automatically enabled for Fortran.
4462 2010-02-20 David S. Miller <davem@davemloft.net>
4464 * configure.ac: Test if linker and assembler properly support
4465 GOTDATA_OP relocations.
4466 * configure: Rebuild.
4467 * config.in: Likewise.
4468 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4469 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4470 (movsi_high_pic): Likewise.
4471 (movdi_lo_sum_pic): Likewise.
4472 (movdi_high_pic): Likewise.
4473 (movsi_pic_gotdata_op): New pattern.
4474 (movdi_pic_gotdata_op): Likewise.
4475 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4476 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4478 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4482 attribute to ssemul.
4483 (xop_mulv2div2di3_high): Ditto.
4485 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4488 * c.opt (Wconversion-null): New option.
4489 * doc/invoke.texi (Wconversion-null): Document.
4491 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4493 * common.opt (Wlarger-than-): Add Undocumented.
4495 2010-02-19 Mike Stump <mikestump@comcast.net>
4497 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4499 2010-02-19 Jason Merrill <jason@redhat.com>
4502 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4503 * configure: Likewise.
4505 2010-02-20 Alan Modra <amodra@gmail.com>
4508 * cgraph.h (cgraph_make_decl_local): Declare.
4509 * cgraph.c (cgraph_make_decl_local): New function.
4510 (cgraph_make_node_local): Use it.
4511 * cgraphunit.c (cgraph_function_versioning): Likewise.
4512 * ipa.c (function_and_variable_visibility): Likewise.
4514 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4517 * except.c (sjlj_emit_function_enter): Don't call
4518 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4520 * rtl.h (add_reg_br_prob_note): Remove prototype.
4522 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4525 * c-common.c (conversion_warning): Remove widening conversions
4526 before checking the conversion of integers to reals.
4528 2010-02-19 Mike Stump <mikestump@comcast.net>
4531 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4534 * cgraphunit.c (process_function_and_variable_attributes): Check
4535 DECL_PRESERVE_P instead of looking up attribute "used".
4536 * ipa-pure-const.c (check_decl): Likewise.
4537 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4538 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4539 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4540 instead of attribute "used".
4541 * config/sol2-c.c (solaris_pragma_init): Likewise.
4542 (solaris_pragma_fini): Likewise.
4544 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4546 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4547 Use XCNEW instead of xcalloc.
4548 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4549 XNEW instead of xmalloc.
4550 (get_fields): Use XNEWVEC instead of xmalloc.
4553 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4554 populate vars array.
4555 (create_new_general_access): For debug stmts just reset value.
4556 (get_stmt_accesses): For accesses within debug stmts just record them
4557 using add_access_to_acc_sites instead of preventing the peeling or
4558 counting them as accesses.
4561 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4563 2010-02-19 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/42916
4566 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4569 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4571 * configure.ac: Replace all uses of changequote in macro arguments
4572 with proper quoting.
4574 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4577 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4579 2010-02-19 Richard Guenther <rguenther@suse.de>
4581 PR tree-optimization/42944
4582 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4583 test for aliasing with errno.
4585 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4588 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4589 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4590 * dojump.c: Include output.h.
4591 (inv): New inline function.
4592 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4593 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4594 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4595 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4596 argument, pass it down to other calls.
4597 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4598 add REG_BR_PROB note to the conditional jump.
4599 * cfgexpand.c (add_reg_br_prob_note): Removed.
4600 (expand_gimple_cond): Don't call it, add the probability
4601 as last argument to jumpif_1/jumpifnot_1.
4602 * Makefile.in (dojump.o): Depend on output.h.
4603 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4605 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4606 * stmt.c (do_jump_if_equal): Likewise.
4607 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4608 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4609 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4611 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4612 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4613 jumpifnot_1 callers.
4614 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4616 (store_expr): Adjust jumpifnot caller.
4617 (store_constructor): Adjust jumpif caller.
4620 * gimplify.c (gimple_boolify): For __builtin_expect call
4621 gimple_boolify also on its first argument.
4623 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4625 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4627 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4628 * configure: Regenerated.
4630 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4632 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4633 lang_hooks.types_compatible_p instead of comptypes.
4635 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4637 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4638 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4639 if __prefer_thumb__ is defined.
4641 2010-02-18 Martin Jambor <mjambor@suse.cz>
4643 PR tree-optimization/43066
4644 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4645 array with zero-sized element type.
4647 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4649 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4650 rtx, allocate struct var_loc_node here and return it to the
4651 caller, and only if it is actually needed.
4652 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4653 move it earlier and return immediately if it returns NULL.
4655 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4657 * config/sparc/gas.h: New file. Restore
4658 TARGET_ASM_NAMED_SECTION to its ELF default.
4659 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4661 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4662 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4663 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4664 after sparc/sysv4.h.
4666 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4668 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4670 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4672 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4673 patterns from predicated pattern.
4675 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4679 for insn mnemonic suffix.
4681 2010-02-17 Richard Guenther <rguenther@suse.de>
4683 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4686 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4689 * caller-save.c (save_call_clobbered_regs): If BB ends with
4690 a DEBUG_INSN, move any notes in between last real insn and the last
4691 DEBUG_INSN after the last DEBUG_INSN.
4693 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4695 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4696 Fix return type. Fix argument type. Explain meaning of return value.
4698 2010-02-16 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/41043
4701 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4702 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4704 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4706 2010-02-16 Ira Rosen <irar@il.ibm.com>
4708 PR tree-optimization/43074
4709 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4710 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4711 vectorizable cycles in hybrid SLP check.
4712 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4714 2010-02-16 Richard Guenther <rguenther@suse.de>
4716 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4717 (true_dependence): If memrefs_conflict_p computes must-alias
4718 trust it. Move TBAA check after offset-based disambiguation.
4719 (canon_true_dependence): Likewise.
4721 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4723 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4724 * doc/invoke.texi: Document it.
4725 * var-tracking.c: Include toplev.h and params.h.
4726 (vt_find_locations): Return bool indicating success. Compute
4727 hash sizes unconditionally. Check new parameter, report.
4728 (variable_tracking_main_1): Check vt_find_locations results and
4729 retry. Renamed from...
4730 (variable_tracking_main): ... this. New wrapper to preserve
4731 flag_var_tracking_assignments.
4732 * Makefile.in (var-tracking.o): Adjust dependencies.
4734 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4735 Jakub Jelinek <jakub@redhat.com>
4738 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4739 if weak_import attribute is present.
4740 * config/darwin.c (machopic_select_section): Likewise.
4742 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4744 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4745 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4746 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4747 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4749 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4751 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4754 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4755 Rewrite text to refer to the names.
4757 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4759 * config/i386/i386-builtin-types.def
4760 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4761 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4762 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4763 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4764 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4765 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4766 IX86_BUILTIN_VPERMIL2PS256.
4767 (MULTI_ARG_4_DF2_DI_I): Defined.
4768 (MULTI_ARG_4_DF2_DI_I1): Defined.
4769 (MULTI_ARG_4_SF2_SI_I): Defined.
4770 (MULTI_ARG_4_SF2_SI_I1): Defined.
4771 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4772 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4773 __builtin_ia32_vpermil2ps256.
4774 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4775 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4776 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4777 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4778 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4779 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4780 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4781 CODE_FOR_xop_vpermil2v8sf3.
4782 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4783 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4784 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4785 (_mm256_permute2_pd): New.
4786 (_mm_permute2_ps): New.
4787 (_mm256_permute2_ps): New.
4789 2010-02-15 Nick Clifton <nickc@redhat.com>
4791 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4792 boolean parameters. Use emit_jump_insn when emitting a pop
4793 instruction containing a return insn.
4794 (push): Use 'true' rather than '1' as second parameter to F.
4795 (h8300_expand_prologue): Likewise.
4796 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4797 (h8300_expand_epilogue): Likewise.
4799 2010-02-15 Richard Guenther <rguenther@suse.de>
4802 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4805 2010-02-15 Nick Clifton <nickc@redhat.com>
4807 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4810 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4812 * intl.c (fake_ngettext): New function.
4813 * intl.h (fake_ngettext): Declare.
4814 (ngettext): Define macro.
4815 * collect2.c (notice_translated): New function.
4816 (main): Use notice_translated and ngettext.
4817 * collect2.h (notice_translated): Declare.
4819 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4821 * reorg.c (delete_computation): Comment fixes.
4822 * caller-save.c (setup_save_areas): Idem.
4823 * sel-sched-dump.c (dump_lv_set): Idem.
4826 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4828 * config/s390/s390.c (s390_sched_init): New function.
4829 (TARGET_SCHED_INIT): Target hook defined.
4831 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4832 Jack Howarth <howarth@bromo.med.uc.edu>
4833 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4836 Partial revert of unintended change in fix for PR41605.
4837 * config/darwin.h: Fix typo.
4838 * config/darwin9.h: Same.
4840 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4842 * c-pch.c (pch_init): Clear v.
4844 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4847 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4848 graphite_can_represent_init for MULT_EXPR.
4850 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4854 * graphite-sese-to-poly.c (remove_phi): New.
4855 (translate_scalar_reduction_to_array): Call remove_phi.
4857 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4860 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4861 * graphite-clast-to-gimple.h (gloog): Update declaration.
4862 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4863 * graphite-poly.h (struct poly_bb): Add missing comments.
4864 (struct scop): Add poly_scop_p field.
4866 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4867 * graphite.c (graphite_transform_loops): Build the polyhedral
4868 representation for each scop before code generation.
4869 * sese.c (rename_variables_in_operand): Removed.
4870 (rename_variables_in_expr): Return the renamed expression.
4871 (rename_sese_parameters): New.
4872 * sese.h (rename_sese_parameters): Declared.
4874 2010-02-11 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/42998
4877 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4878 POINTER_PLUS_EXPR properly.
4880 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4881 Changpeng Fang <changpeng.fang@amd.com>
4884 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4885 the cost of an IV candidate when the IV is used in a test against zero.
4887 * gcc.dg/tree-ssa/ivopts-3.c: New.
4889 2010-02-11 Richard Guenther <rguenther@suse.de>
4892 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4893 pointer-vs-decl case by swapping refs. Handle some cases
4894 of pointer-vs-decl disambiguations more conservatively.
4895 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4896 to false after expanding.
4898 2010-02-11 Richard Guenther <rguenther@suse.de>
4901 * gcc.c (process_command): Handle LTO file@offset case more
4904 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4906 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4907 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4909 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4911 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4912 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4913 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4914 Optimize eq/ne comparisons when both arguments are known to be
4916 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4917 Don't mask operands unnecessarily if they are known to be already
4920 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4922 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4925 2010-02-10 Richard Guenther <rguenther@suse.de>
4927 PR tree-optimization/43017
4928 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4929 for wrapping signed arithmetic.
4931 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4934 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4935 if no debug info should be emitted for it.
4937 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4939 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4940 note when flag_exceptions is set.
4942 2010-02-10 Duncan Sands <baldrick@free.fr>
4944 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4946 2010-02-10 Richard Guenther <rguenther@suse.de>
4949 * tree.c (get_unwidened): Handle constants.
4950 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4952 2010-02-10 Martin Jambor <mjambor@suse.cz>
4955 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4956 check for variable argument counts independently.
4958 2010-02-10 Christian Bruel <christian.bruel@st.com>
4961 * config/sh/sh.c (find_barrier): Increase length for non delayed
4962 conditional branches.
4964 2010-02-10 Christian Bruel <christian.bruel@st.com>
4966 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4968 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4970 * builtins.c (set_builtin_user_assembler_name): Also handle
4971 ffs if int is smaller than word.
4973 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4976 * ira-conflicts.c (get_dup): Remove.
4977 (process_reg_shuffles): Add new parameter. Use it as an
4978 additional guard for copy generation.
4979 (add_insn_allocno_copies): Rewrite.
4981 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4983 * common.opt (fsched2-use-traces): Preserved for backward
4985 * doc/invoke.texi: Remove the documentation about option
4986 -fsched2-use-traces.
4987 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4988 flag_sched2_use_traces.
4989 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4990 the backward compatibility flag section.
4992 2010-02-09 Richard Guenther <rguenther@suse.de>
4994 PR tree-optimization/43008
4995 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4996 make HEAP variables initialized from global memory if they
4997 are not known builtin functions.
4998 (find_func_aliases): Adjust.
5000 2010-02-09 Richard Guenther <rguenther@suse.de>
5002 PR tree-optimization/43000
5003 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5004 arithmetic manually.
5006 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5008 PR tree-optimization/42931
5009 * tree-loop-linear.c (try_interchange_loops): Don't call
5010 double_int_mul if estimated_loop_iterations failed.
5012 2010-02-08 Martin Jambor <mjambor@suse.cz>
5015 * tree-sra.c (build_accesses_from_assign): Do not mark in
5016 should_scalarize_away_bitmap if stmt has volatile ops.
5017 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5020 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5022 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5024 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5026 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5029 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5032 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5034 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5037 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5038 to unknown_dependence.
5039 (graphite_legal_transform_dr): Handle the unknown_dependence.
5040 (graphite_carried_dependence_level_k): Same.
5042 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5044 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5046 2010-02-07 Richard Guenther <rguenther@suse.de>
5049 * expr.c (get_inner_reference): Always initialize *pbitsize.
5051 2010-02-07 Richard Guenther <rguenther@suse.de>
5054 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5055 new ARRAY_REFs on variable size element or minimal index arrays.
5057 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5058 gimple_fold_indirect_ref.
5060 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5063 * arm.c (arm_override_options): Just return if the user has specified
5064 an invalid fpu name.
5066 2010-02-03 Jason Merrill <jason@redhat.com>
5069 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5070 i386_pe_maybe_record_exported_symbol.
5072 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5075 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5076 (pa_delegitimize_address): New function.
5078 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5080 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5081 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5083 2010-02-05 Richard Guenther <rguenther@suse.de>
5086 * lto-streamer-in.c (get_resolution): Deal with references
5087 to undefined functions.
5089 2010-02-05 Richard Guenther <rguenther@suse.de>
5091 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5092 (fold_const_aggregate_ref): Likewise.
5093 (ccp_fold_stmt): Substitute loads.
5094 (maybe_fold_reference): Verify types before substituting.
5096 (fold_gimple_assign): Unshare properly.
5097 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5099 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5101 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5102 for rs6000_gen_cell_microcode.
5104 2010-02-04 Richard Guenther <rguenther@suse.de>
5106 PR rtl-optimization/42952
5107 * dse.c (const_or_frame_p): Remove MEM handling.
5109 2010-02-04 Nick Clifton <nickc@redhat.com>
5111 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5112 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5113 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5114 (mn10300_asm_output_mi_thunk): New function.
5115 (mn10300_can_output_mu_thunk): New function.
5116 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5117 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5118 (FUNCTION_ARG): Delete incorrect comment.
5120 2010-02-03 Jason Merrill <jason@redhat.com>
5123 * fold-const.c (operand_equal_p): Handle erroneous types.
5125 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5127 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5129 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5131 PR rtl-optimization/42941
5132 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5135 2010-02-03 Jason Merrill <jason@redhat.com>
5138 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5140 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5143 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5144 (cselib_reset_table): Renamed from...
5145 (cselib_reset_table_with_next_value): ... this.
5146 (cselib_get_next_uid): Renamed from...
5147 (cselib_get_next_unknown_value): ... this.
5148 * cselib.c (next_uid): Renamed from...
5149 (next_unknown_value): ... this.
5150 (cselib_clear_table): Adjust.
5151 (cselib_reset_table): Adjust. Renamed from...
5152 (cselib_reset_table_with_next_value): ... this.
5153 (cselib_get_next_uid): Adjust. Renamed from...
5154 (cselib_get_next_unknown_value): ... this.
5155 (get_value_hash): Use hash.
5156 (cselib_hash_rtx): Likewise.
5157 (new_cselib_val): Adjust. Set and dump uid.
5158 (cselib_lookup_mem): Pass next_uid as hash.
5159 (cselib_subst_to_values): Likewise.
5160 (cselib_log_lookup): Dump uid.
5161 (cselib_lookup): Pass next_uid as hash. Adjust.
5162 (cselib_process_insn): Adjust.
5163 (cselib_init): Initialize next_uid.
5164 (cselib_finish): Adjust.
5165 (dump_cselib_table): Likewise.
5166 * dse.c (canon_address): Dump value uid.
5167 * print-rtl.c (print_rtx): Print value uid.
5168 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5170 (dv_uid): New function, sort of renamed from...
5171 (dv_htab_hash): ... this, reimplemented in terms of it and...
5172 (dv_uid2hash): ... this. New.
5173 (variable_htab_eq): Drop excess assertions.
5174 (tie_break_pointers): Removed.
5175 (canon_value_cmp): Compare uids.
5176 (variable_post_merge_New_vals): Print uids.
5177 (vt_add_function_parameters): Adjust.
5178 (vt_initialize): Reset table. Adjust.
5180 2010-02-03 Richard Guenther <rguenther@suse.de>
5182 PR tree-optimization/42944
5183 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5184 (call_may_clobber_ref_p_1): Likewise. Properly handle
5185 malloc and calloc clobbering errno.
5187 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5189 * doc/invoke.texi: Fix name of sched1 dump.
5191 * opts.c (decode_options): Set flag_tree_switch_conversion
5192 only conditionally on optimize >= 2.
5194 * gcse.c: Assorted comment fixes in pass description.
5196 2010-02-03 Anthony Green <green@moxielogic.com>
5198 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5199 nop padding in order to maintain alignment of storage location of
5200 target function address.
5201 (moxie_trampoline_init): Store target function address at newly
5203 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5205 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5207 2010-02-03 Richard Guenther <rguenther@suse.de>
5210 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5212 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5214 * config.gcc: Reenable check for obsolete targets.
5215 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5216 mips-sgi-irix6.[0-4]*.
5218 2010-02-02 Nick Clifton <nickc@redhat.com>
5220 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5221 constant size of 4 as being the same as 0.
5222 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5223 can take values in the range 0..4.
5225 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5228 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5229 as _darwin10_Unwind_FindEnclosingFunction().
5230 * libgcc-libsystem.ver: New.
5232 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5235 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5236 implicitly set registers.
5238 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5240 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5241 (arm_override_options): Allow automatic selection of the thread
5242 pointer register if thumb2.
5243 (legitimize_pic_address): Improve code sequences for Thumb2.
5244 (arm_call_tls_get_addr): Likewise.
5245 (legitimize_tls_address): Likewise.
5246 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5247 (pic_load_addr_32bit): ... this. New named pattern.
5248 * thumb2.md (pic_load_addr_thumb2): Delete.
5249 (pic_load_dot_plus_four): Delete.
5250 (tls_load_dot_plus_four): New named pattern.
5252 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5255 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5256 Document fix for TLS bug.
5258 2010-01-31 Richard Guenther <rguenther@suse.de>
5260 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5261 conservatively correct.
5263 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5267 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5269 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5271 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5273 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5275 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5277 * config.gcc: Adjust order of makefile fragments for mingw targets.
5279 2010-01-31 Richard Guenther <rguenther@suse.de>
5282 * gimplify.c (gimplify_init_constructor): For volatile LHS
5283 initialize a temporary.
5285 2010-01-31 Matthias Klose <doko@ubuntu.com>
5287 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5289 * configure: Regenerate.
5291 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5293 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5294 the same alias set and their sizes different constantness.
5295 (aliasing_component_refs_p): Revert 2009-10-24 change.
5297 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5299 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5302 2010-01-29 Richard Guenther <rguenther@suse.de>
5304 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5305 Assert we successfully updated the call.
5307 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5309 PR rtl-optimization/42889
5310 * df.h (df_set_bb_dirty_nonlr): New prototype.
5311 * df-core.c (df_set_bb_dirty_nonlr): New function.
5312 * df-scan.c (df_insn_rescan): Call it instead of
5313 df_set_bb_dirty for DEBUG_INSNs.
5315 2010-01-29 Richard Guenther <rguenther@suse.de>
5318 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5319 quadratic behavior in most cases.
5321 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5325 in the call to gen_x86_movsicc_0_m1.
5327 2010-01-28 Richard Guenther <rguenther@suse.de>
5329 PR tree-optimization/42871
5330 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5332 2010-01-28 Richard Guenther <rguenther@suse.de>
5334 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5335 into call arguments.
5337 2010-01-28 Richard Guenther <rguenther@suse.de>
5340 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5341 the forwarder if the destination is an EH landing pad.
5343 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5345 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5346 block list passed to gimple_duplicate_sese_tail.
5347 (parallelize_loops): Avoid parallelization when the function
5349 Avoid parallelization when the preheader is IRREDUCIBLE.
5350 Try to optimize when estimated_loop_iterations_int is unresolved.
5351 Add the loop's location to the dump file.
5352 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5353 (gimple_duplicate_sese_tail): Remove the check for the latch.
5354 Redirect nexits to the exit block.
5355 Remove handling of the incoming edges to the latch.
5356 Redirect the backedge from the copied latch to the exit bb.
5358 2010-01-28 Michael Matz <matz@suse.de>
5361 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5362 Wrap force_reg into a sequence, emit it before user.
5364 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5366 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5368 (arm_legacy_rev): Likewise.
5369 (thumb_legacy_rev): Likewise.
5371 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5373 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5374 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5375 on MEM's address failed, try avoid_constant_pool_reference and
5376 recurse if it returned something different.
5377 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5378 address, try avoid_constant_pool_reference and recurse if it
5379 returned something different.
5380 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5381 address and avoid_constant_pool_reference returned something
5382 different, don't set have_address.
5384 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5387 * var-tracking.c (val_store): Add modified argument, obey it.
5389 (count_uses): Move down logging of main.
5390 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5391 don't need resolution.
5392 (emit_notes_in_bb): Likewise.
5394 2010-01-27 Richard Guenther <rguenther@suse.de>
5397 * tree-inline.c (remap_decl): Delay remapping of SSA name
5398 default definitions until we need them.
5400 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5402 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5403 (rs6000_delegitimize_address): New function.
5405 * config/s390/s390.c (s390_delegitimize_address): Call
5406 delegitimize_mem_from_attrs.
5409 * tree-inline.c (cannot_copy_type_1): Removed.
5410 (copy_forbidden): Don't forbid copying of functions containing
5411 records/unions with variable length fields.
5413 2010-01-27 Christian Bruel <christian.bruel@st.com>
5417 * config/sh/sh.c (find_barrier): Increase length for non delayed
5418 conditional branches.
5420 2010-01-27 Matthias Klose <doko@ubuntu.com>
5422 * configure.ac (gnu-unique-object): Fix ldd version check.
5423 * configure: Regenerate.
5425 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5427 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5429 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5430 Test for HAVE_GNU_AS value.
5432 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5434 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5435 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5436 INT64_TYPE): Define.
5437 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5438 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5439 INT_LEAST64_TYPE): Define.
5440 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5441 UINT_LEAST64_TYPE): Define.
5442 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5443 INT_FAST64_TYPE): Define.
5444 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5445 UINT_FAST64_TYPE): Define.
5446 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5447 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5448 (SIG_ATOMIC_TYPE): Define.
5450 2010-01-26 Richard Guenther <rguenther@suse.de>
5452 * df-scan.c (df_scan_set_bb_info): Remove assert.
5453 (df_insn_rescan_debug_internal): Merge asserts.
5454 (df_install_ref): Likewise.
5455 (df_mark_reg): Use bitmap_set_range.
5456 (df_hard_reg_used_p): Remove assert.
5457 (df_hard_reg_used_count): Likewise.
5459 2010-01-26 Richard Guenther <rguenther@suse.de>
5461 PR rtl-optimization/42685
5462 * web.c (web_main): Ignore DEBUG_INSNs.
5464 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5466 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5468 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5469 Fix types of fndecl and arglist parameters.
5471 2010-01-26 Richard Guenther <rguenther@suse.de>
5474 * tree-eh.c (unsplit_eh): Skip debug insns.
5476 2010-01-26 Richard Guenther <rguenther@suse.de>
5478 PR tree-optimization/42250
5479 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5481 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5484 * omp-low.c (expand_omp_sections): Only use single_pred if
5485 l2_bb is single_pred_p.
5487 2010-01-25 Christian Bruel <christian.bruel@st.com>
5490 * config/sh/sh.c (find_barrier): Increase length for non delayed
5491 conditional branches.
5492 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5494 2010-01-24 David S. Miller <davem@davemloft.net>
5496 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5497 define if not using GAS.
5498 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5499 Likewise. Delete SECTION_MERGE code, which is only applicable
5502 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5505 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5506 mangling of va_list in system headers.
5508 2010-01-23 Toon Moene <toon@moene.org>
5510 * tree-predcom.c (combine_chains): Return NULL, not false.
5512 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5514 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5515 initialization of variable res to agree with return type.
5517 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5519 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5520 * tree-sra.c: Add include of expr.h.
5522 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5524 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5525 insert the debug stmt on the single non-EH edge from the stmt.
5527 2010-01-22 Richard Henderson <rth@redhat.com>
5530 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5531 the RHS until after generate_subtree_copies has insertted its
5532 code before the current statement.
5534 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5536 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5538 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5540 2010-01-21 Martin Jambor <mjambor@suse.cz>
5542 PR tree-optimization/42585
5543 * tree-sra.c (struct access): New field grp_total_scalarization.
5544 (dump_access): Dump the new field.
5545 (should_scalarize_away_bitmap): New variable.
5546 (cannot_scalarize_away_bitmap): Likewise.
5547 (sra_initialize): Allocate new bitmaps.
5548 (sra_deinitialize): Free new bitmaps.
5549 (create_access_1): New function.
5550 (create_access): Parts moved to create_access_1.
5551 (type_consists_of_records_p): New function.
5552 (completely_scalarize_record): Likewise.
5553 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5554 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5555 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5557 (analyze_all_variable_accesses): Completely scalarize small eligible
5560 2010-01-21 Martin Jambor <mjambor@suse.cz>
5562 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5564 2010-01-21 Andrew Haley <aph@redhat.com>
5566 * gcc.c (process_command): Move lang_specific_driver before
5567 setting cc_libexec_prefix.
5569 2010-01-21 Richard Guenther <rguenther@suse.de>
5572 * fold-const.c (negate_expr_p): Pretend only negative
5573 real constants are easily negatable.
5575 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5576 Jason Merrill <jason@redhat.com>
5578 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5579 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5580 * calls.c (initialize argument_information): Handle it.
5581 * c-common.c (handle_transparent_union_attribute): Use new name.
5582 * c-decl.c (finish_struct): Ditto.
5583 * c-typeck.c (type_lists_compatible_p): Ditto.
5584 (convert_for_assignment): Use new name and also handle record.
5585 * function.c (aggregate_value_p): Handle it.
5586 (pass_by_reference): Ditto.
5587 (assign_parm_data_types): Ditto.
5588 * print-tree.c (print_node): Ditto.
5589 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5590 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5591 * tree.c (first_field): New fn.
5593 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5596 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5597 even when linking statically, for now.
5599 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5602 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5603 without a cselib val.
5604 (count_uses): Accept MO_VAL_SET with no val on stores.
5605 (add_stores): Likewise.
5607 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5609 * var-tracking.c (check_value_val): Add a compile time assertion.
5610 (dv_is_decl_p): Simplify.
5611 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5612 gcc_assert if ENABLE_CHECKING.
5614 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5617 * var-tracking.c: Include tree-flow.h.
5618 (mem_dies_at_call): New.
5619 (dataflow_set_preserve_mem_locs): Use it.
5620 (dataflow_set_remove_mem_locs): Likewise.
5621 (dump_var): Renamed from dump_variable. Adjust all callers.
5622 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5623 * Makefile.in (var-tracking.o): Adjust deps.
5625 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5627 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5629 2010-01-20 Richard Guenther <rguenther@suse.de>
5631 PR tree-optimization/42717
5632 * tree-ssa-dce.c (get_live_post_dom): Remove.
5633 (forward_edge_to_pdom): Take an arbitrary edge to copy
5634 degenerate PHI args from.
5635 (remove_dead_stmt): Use the first post-dominator even if it
5636 does not contain live statements as redirection destination.
5638 2010-01-20 Richard Guenther <rguenther@suse.de>
5640 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5642 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5644 * sel-sched.c (create_speculation_check): Remove set but not used
5646 (try_transformation_cache): Remove set but not used variable ds.
5647 (calculate_privileged_insns): Remove set but not used variables
5648 cur_insn and min_spec_insn.
5649 (find_best_expr): Remove set but not used variable avail_n.
5650 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5652 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5654 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5655 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5658 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5661 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5662 cpu types. Add support for *-sse3 cpu types.
5663 (x86_64-*-*): Ditto.
5665 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5668 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5669 argument, call initializer_constant_valid_p_1 instead of
5670 initializer_constant_valid_p, pass CACHE to it, return NULL
5671 immediately if first call returns NULL.
5672 (initializer_constant_valid_p_1): New function.
5673 (initializer_constant_valid_p): Use it.
5675 2010-01-20 Thomas Quinot <quinot@adacore.com>
5677 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5679 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5681 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5682 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5683 (loc_list_from_tree): Don't handle unsigned division. Handle
5684 signed modulo using DW_OP_{over,over,div,mul,minus}.
5685 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5686 modulo instead of signed.
5688 2010-01-20 DJ Delorie <dj@redhat.com>
5690 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5692 (h8300_emit_stack_adjustment): Propogate it.
5694 (h8300_expand_prologue): Likewise.
5695 (h8300_expand_epilogue): Likewise.
5697 2010-01-19 Michael Matz <matz@suse.de>
5699 PR tree-optimization/41783
5700 * tree-data-ref.c (toplevel): Include flags.h.
5701 (dump_data_dependence_relation): Also dump the inputs if the
5702 result will be unknown.
5703 (split_constant_offset_1): Look through some conversions.
5704 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5705 the offset from last element is too large.
5706 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5707 (reassociate_to_the_same_stmt): Handle vector registers.
5708 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5710 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5711 wide_prolog_niters argument, emit widening instructions.
5712 (vect_do_peeling_for_alignment): Adjust caller, use widened
5713 variant of the iteration cound.
5714 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5716 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5719 * config/arm/neon-testgen.m (emit_automatics): New parameter
5720 features. Adjust for Fixed_return_reg feature.
5721 (test_intrinsic): Call emit_automatics with new feature.
5722 * config/arm/neon.ml: Update copyright years.
5723 (features): New Fixed_return_reg feature.
5724 (ops): Update feature for Vget_low.
5726 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5728 PR tree-optimization/42719
5729 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5733 * fwprop.c (all_uses_available_at): Return false if def_set dest
5734 is a REG that is used in def_insn.
5736 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5738 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5740 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5743 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5745 * target.h (struct gcc_target) <secondary_reload>: Change type
5746 of last argument to secondary_reload_info *.
5748 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5751 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5752 memory references with unaligned offsets. Remove CQImode handling.
5753 (unaligned_memory_operand): Return 1 for memory references with
5754 unaligned offsets. Remove CQImode handling.
5756 2010-01-18 Richard Guenther <rguenther@suse.de>
5759 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5762 2010-01-18 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/42781
5765 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5766 restrict processing only if the original variable was artificial.
5768 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5770 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5771 find number of popped argument bytes.
5773 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5774 Fix the text that describes the return value for invalid insns.
5776 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5778 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5779 Clarify what 'cost of the -dependence' is. Fix quoting.
5781 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5782 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5784 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5786 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5787 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5789 2010-01-17 Richard Guenther <rguenther@suse.de>
5792 * function.c (split_complex_args): Take a VEC to modify.
5793 (assign_parms_augmented_arg_list): Build a VEC instead of
5794 a chain of PARM_DECLs.
5795 (assign_parms_unsplit_complex): Take a VEC of arguments.
5796 Do not fixup unmodified parms.
5797 (assign_parms): Deal with the VEC.
5798 (gimplify_parameters): Likewise.
5800 2010-01-17 Richard Guenther <rguenther@suse.de>
5802 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5803 node existence check.
5804 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5805 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5806 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5807 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5808 (gimple_execute_on_growing_pred): Likewise.
5810 2010-01-17 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/42773
5813 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5814 (compute_antic_aux): Likewise.
5815 (compute_partial_antic_aux): Likewise.
5817 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5820 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5823 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5825 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5828 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5829 Fix markup for strict argument.
5831 (TARGET_SCHED_REORDER2): Fix argument types.
5833 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5834 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5836 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5837 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5839 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5842 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5843 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5844 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5845 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5846 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5848 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5850 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5852 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5853 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5855 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5857 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5860 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5862 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5863 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5865 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5867 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5869 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5870 referring to it. Fix language.
5872 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5874 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5876 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5878 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5880 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5881 '@var{stream}. Remove stray 'and'.
5883 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5885 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5887 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5889 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5890 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5892 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5893 Fix description of return value.
5894 Rename argument "sz" to "len."
5896 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5897 Clarify meaning of 'true' return value.
5899 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5901 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5902 rep_mode versus mode_rep.
5904 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5906 (TARGET_BUILTIN_DECL): Fix name.
5908 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5910 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5912 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5914 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5916 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5918 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5921 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5922 Rename argument tm_fn to md_fn.
5924 (TARGET_OPTION_PRINT): Fix argument list.
5926 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5929 * config/i386/i386.c (ix86_fixup_binary_operands):
5930 Revert FMA4 fixup of operands.
5932 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5935 * Makefile.in (write_entries_to_file, install-plugin):
5936 Use \012 instead of \n with tr.
5938 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5940 * configure.ac (HAVE_AS_REF): New C macro.
5941 * configure: Regenerate.
5942 * config.in: Likewise.
5943 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5945 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5948 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5950 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5952 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5954 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5956 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5958 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5960 (TARGET_BINDS_LOCAL_P): Fix argument type.
5962 (TARGET_ASM_FILE_END): Use prototype.
5964 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5966 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5968 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5970 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5972 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5973 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5975 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5976 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5978 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5979 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5980 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5981 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5983 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5985 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5987 (TARGET_INIT_BUILTINS): Use prototype.
5989 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5990 Put 'const char *' in braces. Fix parameter types.
5991 (TARGET_INVALID_CONVERSION): Fix parameter types.
5992 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5993 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5995 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5998 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6000 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6002 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6004 * doc/tm.texi (TARGET_HELP): Fix return type.
6006 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6007 in braces. Fix argument types.
6009 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6011 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6013 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6015 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6016 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6018 (TARGET_MANGLE_TYPE): Fix argument types.
6020 (TARGET_IRA_COVER_CLASSES): Use prototype.
6022 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6024 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6026 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6028 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6030 (TARGET_CALLEE_COPIES): Fix argument types.
6032 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6034 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6036 (TARGET_FUNCTION_VALUE): Fix argument types.
6038 (TARGET_RETURN_IN_MSB): Fix argument type.
6040 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6042 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6044 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6046 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6047 agree with return type.
6049 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6051 2010-01-15 Jing Yu <jingyu@google.com>
6053 PR rtl-optimization/42691
6054 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6055 a pseudo to a constant and are merged, and adjust comments.
6057 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6059 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6061 2010-01-15 Richard Guenther <rguenther@suse.de>
6064 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6065 labels of computed or non-local gotos to the destination.
6066 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6067 landing pad label is the first label.
6069 2010-01-15 Richard Guenther <rguenther@suse.de>
6071 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6073 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6076 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6077 to allow generation of the xssqrtdp instruction on power7.
6078 (sqrtdf2_fpr): Ditto.
6080 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6083 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6084 functions with noreturn attribute.
6087 * varasm.c (declare_weak): Add weak attribute to decl if it
6088 doesn't have one already.
6089 (assemble_external): Only add decls to weak_decls if they also
6090 have weak attribute.
6092 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6094 * var-tracking.c (var_reg_delete): Don't delete the association
6095 between REGs and values or one-part variables if the register
6098 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6101 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6102 because its first operand is a non-localized variable.
6104 2010-01-14 Martin Jambor <mjambor@suse.cz>
6106 PR tree-optimization/42706
6107 * tree-sra.c (encountered_recursive_call): New variable.
6108 (encountered_unchangable_recursive_call): Likewise.
6109 (sra_initialize): Initialize both new variables.
6110 (callsite_has_enough_arguments_p): New function.
6111 (scan_function): Call decl and flags check only for IPA-SRA, check
6112 whether there is a recursive call and whether it has enough arguments.
6113 (all_callers_have_enough_arguments_p): New function.
6114 (convert_callers): Look for recursive calls only when
6115 encountered_recursive_call is set.
6116 (ipa_early_sra): Bail out either if
6117 !all_callers_have_enough_arguments_p or
6118 encountered_unchangable_recursive_call.
6120 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6122 * sel-sched.c: Add 2010 to copyright years.
6123 * sel-sched-ir.c: Likewise.
6124 * sel-sched-ir.h: Likewise.
6126 2010-01-14 Martin Jambor <mjambor@suse.cz>
6128 PR tree-optimization/42714
6129 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6130 constructors specially.
6132 2010-01-14 Andi Kleen <ak@linux.intel.com>
6134 * config/i386/drivers-i386.c (detect_caches_intel):
6135 Add l2sizekb parameter and fill in.
6136 (host_detect_local_cpu): Add l2sizekb, fill in.
6137 Add Atom small cache heuristic.
6139 2010-01-14 Andi Kleen <ak@linux.intel.com>
6141 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6142 Add level3 parameter and fill in.
6143 (detect_caches_intel): Handle level3 cache.
6145 2010-01-14 Andi Kleen <ak@linux.intel.com>
6147 * config/i386/drivers-i386.c (host_detect_local_cpu):
6148 Fix core duo detection.
6150 2010-01-14 Andi Kleen <ak@linux.intel.com>
6152 * config/i386/drivers-i386.c (host_detect_local_cpu):
6155 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6157 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6158 (rs6000_variable_issue_1): this. Use...
6159 (rs6000_variable_issue): here. Reimplement. Print debug info.
6161 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6163 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6164 sel_restore_notes. Update all callers. Call reemit_notes
6167 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6169 PR rtl-optimization/42246
6170 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6173 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6175 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6176 all successors is the same as number of successors in current region.
6178 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6180 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6181 to rename is not separable. Otherwise check that its LHS is not NULL.
6183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6185 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6187 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6189 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6190 available registers when failed to discover LHS register class.
6191 Fix indentation. Update comment.
6193 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6194 Alexander Monakov <amonakov@ispras.ru>
6196 PR rtl-optimization/42389
6197 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6199 (advance_state_on_fence): Likewise.
6200 (sel_target_adjust_priority): Print debug output only when
6201 sched_verbose >= 4, not 2.
6202 (get_expr_cost): Do not issue all unique insns on the next cycle.
6203 (fill_insns): Initialize can_issue_more from the value saved
6205 * sel-sched-ir.c (flist_add): New parameter issue_more.
6206 Init FENCE_ISSUE_MORE with it.
6207 (merge_fences): Likewise.
6208 (init_fences): Update call to flist_add.
6209 (add_to_fences, add_clean_fence_to_fences)
6210 (add_dirty_fence_to_fences): Likewise.
6211 (move_fence_to_fences): Update call to merge_fences.
6212 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6214 * sel-sched-ir.h (struct _fence): New field issue_more.
6215 (FENCE_ISSUE_MORE): New accessor macro.
6217 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6219 PR rtl-optimization/42388
6220 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6221 that have no predecessors nor successors. Do not call move_bb_info
6222 for empty blocks outside of current region.
6224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6226 PR rtl-optimization/42294
6227 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6228 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6229 originators' originators.
6231 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6233 PR rtl-optimization/39453
6234 PR rtl-optimization/42246
6235 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6237 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6239 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6240 Alexander Monakov <amonakov@ispras.ru>
6243 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6244 (maybe_tidy_empty_bb): ... here. Make static. Add new
6245 argument. Update all callers.
6246 (tidy_control_flow): ... and here. Recompute topological order
6247 of basic blocks in region if necessary.
6248 (sel_redirect_edge_and_branch): Change return type. Return true
6249 if topological order might have been invalidated.
6250 (purge_empty_blocks): Export and move from...
6251 * sel-sched.c (purge_empty_blocks): ... here.
6252 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6253 (maybe_tidy_empty_bb): Delete prototype.
6254 (purge_empty_blocks): Declare.
6256 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6258 PR rtl-optimization/42249
6259 * sel-sched.c (try_replace_dest_reg): When chosen register
6260 and original register is the same, do not bail out early, but
6261 still check all original insns for validity of replacing destination
6262 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6265 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6268 Port from no-undefined-overflow branch:
6269 2009-03-09 Richard Guenther <rguenther@suse.de>
6271 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6273 2010-01-14 Richard Guenther <rguenther@suse.de>
6276 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6278 2010-01-14 Ira Rosen <irar@il.ibm.com>
6280 PR tree-optimization/42709
6281 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6282 as scalar type in creation of constant vector operand.
6284 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6287 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6288 (check-parallel-%): Match `testsuite' directory component only
6291 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6293 PR translation/39521
6294 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6297 2010-01-13 Richard Guenther <rguenther@suse.de>
6299 PR tree-optimization/42730
6300 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6303 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6306 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6307 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6310 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6312 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6313 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6314 ___umulsi3_highpart.
6316 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6317 rather than schedule_insns if the pass is enabled.
6319 2010-01-13 Martin Jambor <mjambor@suse.cz>
6321 PR tree-optimization/42704
6322 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6325 2010-01-13 Martin Jambor <mjambor@suse.cz>
6327 PR tree-optimization/42703
6328 * tree-sra.c (analyze_access_subtree): Check that we can build a
6329 reference to the original data within the aggregate.
6331 2010-01-13 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/42705
6334 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6336 2010-01-13 Richard Guenther <rguenther@suse.de>
6339 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6341 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6344 * var-tracking.c (values_to_unmark): New variable.
6345 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6346 values_to_unmark vector. Moved body to...
6347 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6348 instead queue it into values_to_unmark vector.
6349 (vt_find_locations): Free values_to_unmark vector.
6351 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6353 * config/s390/s390.c (override_options): Set
6354 default of max-pending-list-length to 256
6356 2010-01-13 Richard Guenther <rguenther@suse.de>
6359 * tree-pass.h (PROP_gimple_lcx): New.
6360 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6361 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6362 before the final cleanup_eh.
6363 (dump_properties): Dump PROP_gimple_lcx.
6364 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6365 (tree_lower_complex_O0): Remove.
6366 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6367 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6368 tree_lower_complex, schedule TODO_update_ssa.
6369 * lto-streamer-out.c (output_function): Stream the functions
6371 * lto-streamer-in.c (input_function): Likewise.
6372 (lto_read_body): Do not override them here.
6374 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6377 * c-typeck.c (build_c_cast): Fold value cast to union type before
6378 wrapping it in a CONSTRUCTOR.
6380 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6382 PR rtl-optimization/42699
6383 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6386 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6388 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6389 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6390 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6391 SUBTARGET_WARN_UNUSED_SPEC): ... here
6392 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6394 2010-01-12 Julian Brown <julian@codesourcery.com>
6396 * config/arm/neon-schedgen.ml (Utils): Don't try to
6397 open missing module.
6398 (find_with_result): New.
6400 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6403 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6404 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6406 PR tree-optimization/42645
6407 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6408 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6409 decl_map, set processing_debug_stmt to -1 and return name without
6412 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6414 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6415 binutils version, and reword target configuration description.
6417 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6419 * config/avr/avr.h (LINKER_NAME): Remove.
6421 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6424 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6425 that support VSX, warn for -mno-altivec if vsx is not disabled,
6428 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6429 Shujing Zhao <pearly.zhao@oracle.com>
6431 PR translation/42469
6432 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6433 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6434 character between option name and help text.
6435 * c.opt (imultilib): Likewise.
6437 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6439 * lto-streamer-out.c (output_unreferenced_globals): Output static
6442 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6444 PR rtl-optimization/42621
6445 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6446 optimizing for size.
6447 (duplicate_computed_gotos): Remove now-redundant check.
6449 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6452 * configure.ac: Save and restore LDFLAGS and LIBS
6453 * configure: Regenerate.
6455 2010-01-10 Richard Guenther <rguenther@suse.de>
6458 * builtins.c (fold_builtin_strlen): Add type argument and
6459 convert the resulting length to it.
6460 (fold_builtin_1): Adjust.
6462 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6464 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6465 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6467 (num_insns_constant_wide): Adjust for that change.
6469 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6472 * web.c (union_defs): Add used argument, to combine uses of
6474 (entry_register): Adjust type and tests of used argument.
6475 (web_main): Widen used for new use. Pass it to union_defs.
6476 * df.h (union_defs): Adjust prototype.
6478 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6481 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6482 uses in new incoming argument. Free body.
6483 (reset_debug_uses_in_loop): New.
6484 (analyze_insn_to_expand_var): Call the latter if the former found
6485 anything. Fix whitespace. Reject invalid dest overlaps before
6486 going through all insns in the loop.
6488 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6491 * haifa-sched.c (dying_use_p): Debug insns don't count.
6493 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6496 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6497 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6498 (verify_gimple_call): Reject LHS in noreturn calls.
6500 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6504 * tree-vect-loop-manip.c (adjust_info): New type.
6505 (adjust_vec): New pointer to vector.
6506 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6507 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6508 (slpeel_update_phis_for_duplicate_loop): Use them.
6509 (slpeel_update_phi_nodes_for_guard1): Likewise.
6510 (slpeel_update_phi_nodes_for_guard2): Likewise.
6511 (slpeel_tree_peel_loop_to_edge): Likewise.
6512 (vect_update_ivs_after_vectorizer): Likewise.
6514 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6516 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6517 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6519 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6521 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6522 bogus uninitialized warning.
6524 2010-01-09 Richard Guenther <rguenther@suse.de>
6527 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6528 the evolution is compatible with the initial condition.
6530 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6532 * gcc.c (process_command): Update copyright notice dates.
6533 * gcov.c (print_version): Likewise.
6534 * gcov-dump.c (print_version): Likewise.
6535 * mips-tfile.c (main): Likewise.
6536 * mips-tdump.c (main): Likewise.
6538 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6541 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6543 (rotlhi3_8): Delete.
6545 (rotlsi3_8): Delete.
6546 (rotlsi3_16): Delete.
6547 (rotlsi3_24): Delete.
6549 (*rotw<mode>3): New.
6550 (*rotb<mode>3): New.
6551 * config/avr/avr.c (avr_rotate_bytes): New function.
6552 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6554 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6557 * configure.ac: Modify -rdynamic check.
6558 * configure: Regenerate.
6560 2010-01-08 DJ Delorie <dj@redhat.com>
6562 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6563 register popping order.
6565 2010-01-08 Richard Guenther <rguenther@suse.de>
6568 * c.opt (fsigned-char): Also let LTO handle this option.
6569 (funsigned-char): Likewise.
6571 2010-01-07 Richard Guenther <rguenther@suse.de>
6573 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6574 (gimple_op): Likewise.
6575 (gimple_op_ptr): Likewise.
6576 (gimple_assign_set_lhs): Remove gcc_assert.
6577 (gimple_assign_set_rhs1): Likewise.
6578 (gimple_assign_set_rhs2): Likewise.
6579 (gimple_call_set_lhs): Likewise.
6580 (gimple_call_set_fn): Likewise.
6581 (gimple_call_set_fndecl): Likewise.
6582 (gimple_call_fndecl): Likewise.
6583 (gimple_call_return_type): Likewise.
6584 (gimple_call_set_chain): Likewise.
6585 (gimple_call_num_args): Likewise.
6586 (gimple_call_set_arg): Likewise.
6587 (gimple_cond_set_code): Likewise.
6588 (gimple_cond_set_lhs): Likewise.
6589 (gimple_cond_set_rhs): Likewise.
6590 (gimple_cond_set_true_label): Likewise.
6591 (gimple_cond_set_false_label): Likewise.
6592 (gimple_label_set_label): Likewise.
6593 (gimple_goto_set_dest): Likewise.
6594 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6595 (gimple_debug_bind_get_value): Likewise.
6596 (gimple_debug_bind_get_value_ptr): Likewise.
6597 (gimple_debug_bind_set_var): Likewise.
6598 (gimple_debug_bind_set_value): Likewise.
6599 (gimple_debug_bind_reset_value): Likewise.
6600 (gimple_debug_bind_has_value_p): Likewise.
6601 (gimple_return_retval_ptr): Remove gcc_assert.
6602 (gimple_return_retval): Likewise.
6603 (gimple_return_set_retval): Likewise.
6604 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6605 (safe_referenced_var_iterator): Remove.
6606 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6607 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6608 (fill_referenced_var_vec): Remove.
6609 (first_readonly_imm_use): Remove redundant gcc_assert.
6610 (phi_arg_index_from_use): Combine gcc_asserts.
6611 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6612 (first_imm_use_stmt): Remove redundant gcc_assert.
6613 * tree-cfg.c (verify_gimple_call): Verify function and chain
6614 operands. Verify arguments.
6615 (verify_types_in_gimple_stmt): Verify condition code and labels.
6617 2010-01-07 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/42641
6620 * sese.c (rename_map_elt_info): Use the SSA name version, do
6623 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6625 PR tree-optimization/42625
6626 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6627 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6629 2010-01-07 Duncan Sands <baldrick@free.fr>
6631 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6633 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6636 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6637 note itself is not function_invariant_p.
6639 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6641 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6642 Do not add the DF_NOTE problem.
6643 * store-motion.c (execute_rtl_store_motion): Likewise.
6645 2010-01-07 Martin Jambor <mjambor@suse.cz>
6647 PR tree-optimization/42157
6648 * tree-sra.c (compare_access_positions): Stabilize sort if both
6649 accesses have integer types, return zero immediately if they are the
6652 2010-01-06 Richard Henderson <rth@redhat.com>
6655 * haifa-sched.c (add_to_note_list): Merge into ...
6656 (concat_note_lists): ... here, and ...
6657 (unlink_other_notes, rm_other_notes): Merge into...
6658 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6659 NOTE_INSN_EPILOGUE_BEG.
6661 2010-01-06 Richard Guenther <rguenther@suse.de>
6663 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6664 not inline regular functions into always-inline functions.
6666 2010-01-06 Nick Clifton <nickc@redhat.com>
6668 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6669 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6671 (OVERRIDE_OPTIONS): Delete.
6672 (OPTIMIZATION_OPTIONS): Define.
6673 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6674 * config/rx/rx.c (rx_handle_option): Issue an error message if
6675 -mcpu=rx200 and -fpu are used together.
6676 (rx_set_optimization_options): New function. Issue an error
6677 message if an optimization attribute attempts to reset the FPU/
6678 math optimization pairing.
6679 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6680 * config/rx/rx.opt: Set the default to 32-bit doubles.
6681 * config/rx/t-rx: Add multilibs for -nofpu option.
6682 * doc/invoke.texi: Update documentation of RX options.
6684 2010-01-06 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-pre.c (name_to_id): New global.
6687 (alloc_expression_id): Simplify SSA name handling.
6688 (lookup_expression_id): Likewise.
6689 (init_pre): Zero name_to_id.
6690 (fini_pre): Free it.
6692 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6694 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6696 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6699 * config/i386/sse.md (smaxv2di3): New.
6700 (umaxv2di3): Likewise.
6701 (sminv2di3): Likewise.
6702 (uminv2di3): Likewise.
6704 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6707 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6708 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6709 (legitimize_tls_address): Likewise.
6710 (sparc_tls_referenced_p): Likewise.
6711 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6712 and adjust calls to legitimize_pic_address.
6713 (legitimate_constant_p) Use sparc_tls_referenced_p.
6714 (legitimate_pic_operand_p): Likewise.
6715 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6716 (sparc_tls_symbol_ref_1): Delete.
6717 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6718 (legitimize_tls_address): Make static, handle CONST patterns.
6719 (legitimize_pic_address): Make static, remove unused parameter and
6720 adjust recursive calls.
6721 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6722 and adjust call to legitimize_pic_address.
6723 (sparc_output_mi_thunk): Likewise.
6725 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6726 H.J. Lu <hongjiu.lu@intel.com>
6729 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6730 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6731 operands to make them signed.
6734 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6737 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6738 GTU to GT for V4SI and V2DI.
6740 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6741 (umin<mode>3): Removed.
6743 (uminv4si3): Likewise.
6745 2010-01-05 Martin Jambor <mjambor@suse.cz>
6747 PR tree-optimization/42462
6748 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6749 current_function_decl to helper functions and macros.
6751 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6754 * flags.h: Don't include real.h.
6755 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6756 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6757 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6758 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6759 * dominance.c: Update copyright.
6760 * gimple.c (walk_gimple_op): Remove inline.
6761 * tree-ssa-reassoc.c: Include real.h.
6762 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6763 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6765 2010-01-05 Nick Clifton <nickc@redhat.com>
6767 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6768 register to push into the stack frame when the accumulator has to
6769 be saved during interrupts.
6771 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6773 * doc/invoke.texi: Remove the documentation about option
6775 * common.opt (Wunreachable-code): Preserved for backward
6777 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6778 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6779 the backward compatibility flag section.
6781 2010-01-05 Richard Guenther <rguenther@suse.de>
6783 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6785 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6788 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6790 PR tree-optimization/42508
6791 * tree-sra.c (convert_callers): Check for recursive call
6792 by comparing cgraph nodes instead of decls.
6793 (modify_function): Call ipa_modify_formal_parameters also
6794 on all same_body aliases.
6796 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6797 cgraph nodes when checking for same_body aliases.
6799 2010-01-05 Richard Guenther <rguenther@suse.de>
6801 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6802 allocation and lookup.
6803 (get_or_alloc_expr_for_constant): Likewise.
6804 (phi_translate): Sink allocation.
6806 2010-01-04 Richard Guenther <rguenther@suse.de>
6808 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6809 a new entry only if needed.
6810 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6811 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6813 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6815 (phi_translate): Handle CONSTANTs early.
6817 2010-01-04 Martin Jambor <mjambor@suse.cz>
6819 PR tree-optimization/42398
6820 * tree-sra.c (struct access): Removed flag grp_different_types.
6821 (dump_access): Do not dump the removed flag.
6822 (sort_and_splice_var_accesses): Do not set the removed flag.
6823 (sra_modify_expr): Check for type compatibility directly.
6825 2010-01-04 Martin Jambor <mjambor@suse.cz>
6827 PR tree-optimization/42366
6828 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6829 edges with variable number of parameters.
6830 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6831 flag instead of asserting it.
6832 (ipa_read_node_info): Read uses_analysis_done flag.
6834 2010-01-04 Richard Guenther <rguenther@suse.de>
6836 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6837 iterative_hash_* as intended.
6838 (vn_reference_compute_hash): Likewise. Simplify hashing
6840 (vn_reference_lookup_2): Likewise.
6841 (vn_nary_op_compute_hash): Likewise.
6842 (vn_phi_compute_hash): Likewise.
6843 (expressions_equal_p): Remove strange code.
6844 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6845 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6846 (bitmap_insert_into_set_1): Take value-id as parameter.
6847 (add_to_value): Pass it.
6848 (bitmap_insert_into_set): Likewise.
6849 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6851 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6854 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6855 (do_self_spec): For switches with SWITCH_IGNORE set set also
6856 SWITCH_IGNORE_PERMANENTLY.
6857 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6860 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6862 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6863 tree of an unreferenced global var.
6865 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6869 GTU to GT for V4SI and V2DI.
6871 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6872 (umin<mode>3): Removed.
6874 (uminv4si3): Likewise.
6876 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6879 * collect2.c (main): Turn on trace in collect2 if -v is passed
6882 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6884 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6885 description of expression operand.
6887 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6889 * configure.ac: Add install-html to target_list for Make-hooks.
6890 * configure: Regenerate.
6891 * fortran/Make-lang.in (F95_HTMLFILES): New.
6892 (fortran.html): Use it.
6893 (fortran.install-html): New.
6894 * Makefile.in (install-html): Add lang.install-html.
6895 * java/Make-lang.in (JAVA_HTMLFILES): New.
6896 (java.html): Use it.
6897 (java.install-html): New.
6898 * objc/Make-lang.in (objc.install-html): New.
6899 * objcp/Make-lang.in (obj-c++.install-html): New.
6900 * cp/Make-lang.in (c++.install-html): New.
6901 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6902 * lto/Make-lang.in (lto.install-html): New.
6904 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6907 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6909 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6911 PR rtl-optimization/41862
6912 * store-motion.c (store_killed_in_insn, compute_store_table,
6913 remove_reachable_equiv_notes, replace_store_insn,
6914 build_store_vectors): Ignore all DEBUG_INSNs.
6916 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6919 * common.opt: Add dumpdir.
6921 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6923 (option_map): Add --dumpdir.
6925 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6927 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6929 * opts.c (decode_options): Try dump_dir_name first if
6930 dump_base_name isn't an absolute path.
6931 (common_handle_option): Handle OPT_dumpdir.
6933 * toplev.c (dump_dir_name): New.
6934 (print_switch_values): Also ignore -dumpdir.
6936 * toplev.h (dump_dir_name): New.
6938 2010-01-03 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/42589
6941 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6942 double-word expansion of bswap32.
6944 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6946 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6947 with BLOCK_FOR_INSN.
6948 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6949 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6950 noce_process_if_block): Likewise.
6951 * gcse.c (compute_local_properties, insert_expr_in_table,
6952 insert_set_in_table, canon_list_insert, find_avail_set,
6953 pre_insert_copy_insn): Likewise.
6955 * basic-block.h (BLOCK_NUM): Move from here...
6956 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6958 2010-01-03 Richard Guenther <rguenther@suse.de>
6960 PR tree-optimization/42438
6961 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6962 contains_may_not_return_call flag.
6963 (BB_MAY_NOTRETURN): New.
6964 (valid_in_sets): Trapping nary operations are not valid
6965 in blocks that may not return.
6966 (insert_into_preds_of_block): Remove check for trapping expressions.
6967 (compute_avail): Compute also BB_MAY_NOTRETURN.
6969 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6971 * doc/invoke.texi: Add 2010 to copyright years.
6973 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6975 * config/sparc/sparc.c: Fix formatting nits.
6977 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6978 Alexander Monakov <amonakov@ispras.ru>
6980 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6982 2010-01-02 Richard Guenther <rguenther@suse.de>
6985 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6986 (simplify_switch_using_ranges): Mark to be removed edges
6989 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6991 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6993 * collect2.c (scan_libraries): Add missing argument in call to
6996 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6999 * config/alpha/predicates.md (aligned_memory_operand): Return false
7001 (unaligned_memory_operand): Return true for CQImode.
7002 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7003 doesn not cross aligned SImode word boundary.
7005 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7007 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7009 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7010 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7012 2010-01-02 Richard Guenther <rguenther@suse.de>
7015 * toplev.c (compile_file): Emit LTO marker properly. Change
7017 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7019 2010-01-01 Richard Guenther <rguenther@suse.de>
7022 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7024 2010-01-01 Richard Guenther <rguenther@suse.de>
7027 * c-decl.c (grokdeclarator): For zero-size arrays force
7028 structural equality checks as layout_type does.
7030 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7032 * builtins.c: Update copyright to 2010.
7034 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7037 * lto-streamer-out.c (produce_asm): Revert the last change.
7038 (copy_function): Likewise.
7040 * lto-streamer.c (lto_get_section_name): Skip any leading
7043 2010-01-01 Richard Guenther <rguenther@suse.de>
7046 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7050 Copyright (C) 2010 Free Software Foundation, Inc.
7052 Copying and distribution of this file, with or without modification,
7053 are permitted in any medium without royalty provided the copyright
7054 notice and this notice are preserved.