1 2010-04-22 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43845
4 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
5 lookup the CALL_EXPR function and arguments.
7 2010-04-22 Nick Clifton <nickc@redhat.com>
9 * config/stormy16/stormy16.c
10 (xstormy16_asm_output_aligned_common): Handle a NULL decl
12 * config/stormy16/stormy16.h: Tidy up formatting.
13 (DONT_USE_BUILTIN_SETJMP): Remove definition.
14 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
15 (ineqbranchsi): Delete pattern.
16 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
17 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
18 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
19 stormy16-lib2-ucmpsi2.c.
21 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
23 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
24 df_simulate_find_noclobber_defs as appropriate. Keep track of an
25 extra set merge_set_noclobber, and use it to relax the final test
27 * df.h (df_simulate_find_noclobber_defs): Declare.
28 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
30 (df_simulate_find_noclobber_defs): New function.
32 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/i386.md: Use {} around multi-line preparation statements.
36 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
38 * c-tree.h (push_init_level, pop_init_level, set_init_index)
39 (process_init_element): New argument of type struct obstack *.
41 * c-typeck.c (push_init_level, pop_init_level, set_designator)
42 (set_init_index, set_init_label, set_nonincremental_init)
43 (set_nonincremental_init_from_string, find_init_member)
44 (output_init_element, output_pending_init_elements)
45 (process_init_element): New argument braced_init_obstack. Pass it
47 (push_range_stack, add_pending_init): New argument
48 braced_init_obstack. Use obstack allocation.
50 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
51 braced_init_obstack. Pass it down.
52 (c_parser_braced_init): New variables ret, braced_init_obstack.
53 Initialize obstack, pass it down and finally free it.
55 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
58 * optabs.h (expand_widening_mult): Declare.
59 * tree-pass.h (pass_optimize_widening_mul): Declare.
60 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
61 gate_optimize_widening_mul): New static functions.
62 (pass_optimize_widening_mul): New.
63 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
65 <case MULT_EXPR>: Remove support for widening multiplies.
66 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
67 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
68 simplify_gen_unary rather than directly building extensions.
69 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
71 * expmed.c (expand_widening_mult): New function.
72 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
74 2010-04-21 Jan Hubicka <jh@suse.cz>
76 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
77 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
78 * lto-wpa-fixup.c: Remove.
79 * Makefile.in (lto-wpa-fixup.o): Remove.
80 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
81 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
82 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
84 2010-04-21 Jan Hubicka <jh@suse.cz>
86 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
87 add write_optimization_summary, read_optimization_summary.
88 (ipa_write_summaries_of_cgraph_node_set): Remove.
89 (ipa_write_optimization_summaries): Declare.
90 (ipa_read_optimization_summaries): Declare.
91 * ipa-cp.c (pass_ipa_cp): Update.
92 * ipa-reference.c (pass_ipa_reference): Update.
93 * ipa-pure-const.c (pass_ipa_pure_const): Update.
94 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
96 * ipa-inline.c (pass_ipa_inline): Update.
97 * ipa.c (pass_ipa_whole_program): Update.
98 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
99 * passes.c (ipa_write_summaries_1): Do not test wpa.
100 (ipa_write_optimization_summaries_1): New.
101 (ipa_write_optimization_summaries): New.
102 (ipa_read_summaries): Do not test ltrans.
103 (ipa_read_optimization_summaries_1): New.
104 (ipa_read_optimization_summaries): New.
106 2010-04-21 Jan Hubicka <jh@suse.cz>
108 * lto-cgraph.c (lto_output_node): Do not output comdat groups
110 (output_cgraph): Do not arrange comdat groups for boundary nodes.
112 2010-04-21 Jakub Jelinek <jakub@redhat.com>
115 * dwarf2out.c (add_name_and_src_coords_attributes): Add
116 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
118 2010-04-21 Jan Hubicka <jh@suse.cz>
120 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
122 2010-04-21 Jan Hubicka <jh@suse.cz>
124 * varpool.c (decide_is_variable_needed): Variable is always needed
127 2010-04-21 Jan Hubicka <jh@suse.cz>
129 * opts.c (decode_options): Enable pure-const pass for whopr.
131 2010-04-21 Jan Hubicka <jh@suse.cz>
133 * cgraph.c (dump_cgraph_node): Dump also assembler name.
134 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
136 (cgraph_decide_inlining): Do not expect callee to be removed in all
139 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
141 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
143 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
145 * config/i386/i386.md (x86_shrd): Add athlon_decode and
146 amdfam10_decode attributes.
148 2010-04-21 Jakub Jelinek <jakub@redhat.com>
151 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
152 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
153 (lower_copyprivate_clauses): Use private var in outer
154 context instead of original var. Make sure the types
155 are correct for VLAs.
157 2010-04-21 Richard Guenther <rguenther@suse.de>
159 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
160 to non-pointer objects.
162 2010-04-21 Jakub Jelinek <jakub@redhat.com>
164 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
165 last chain entry if it starts with the still current label.
166 (add_location_or_const_value_attribute): Check that
167 loc_list->first->next is NULL instead of comparing ->first with ->last.
168 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
169 to add_var_loc_to_decl.
171 * dwarf2out.c (output_call_frame_info): For dw_cie_version
172 >= 4 add also address size and segment size fields into CIE header.
174 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
175 long as address size is the same as sizeof (void *) and
177 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
178 address size or segment size is unexpected, return DW_EH_PE_omit.
179 (classify_object_over_fdes): If get_cie_encoding returned
180 DW_EH_PE_omit, return -1.
181 (init_object): If classify_object_over_fdes returned -1,
182 pretend there were no FDEs at all.
184 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
186 * config/i386/i386.md (bswap<mode>2): Macroize expander from
187 bswap{si,di}2 using SWI48 mode iterator.
188 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
189 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
190 set modrm attribute of bswap insn to 0 and remove length attribute.
191 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
192 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
193 set mode attribute to <MODE> and remove length attribute.
195 2010-04-20 James E. Wilson <wilson@codesourcery.com>
197 PR rtl-optimization/43520
198 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
199 zero available registers.
201 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
203 * builtins.c (fold_builtin_cproj): Fold more cases.
205 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
207 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
208 (fold_builtin_1): Fold builtin cproj.
209 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
210 Use ATTR_CONST_NOTHROW_LIST.
212 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
215 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
216 ffsi2_no_cmove for !TARGET_CMOVE.
217 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
218 (ffssi2): Remove expander.
219 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
221 (ctz<mode>2): Ditto from ctz{si,di}2.
222 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
224 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
227 2010-04-20 Jakub Jelinek <jakub@redhat.com>
229 * dwarf2out.c (AT_linkage_name): Define.
230 (clone_as_declaration): Handle DW_AT_linkage_name.
231 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
232 of DW_AT_MIPS_linkage_name.
233 (move_linkage_attr): Likewise.
234 (dwarf2out_finish): Likewise.
236 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
239 * fold-const.c (fold_comparison): New folding rule.
241 2010-04-20 Anatoly Sokolov <aesok@post.ru>
243 * double-int.h (double_int_setbit): Declare.
244 * double-int.c (double_int_setbit): New function.
245 * rtl.h (immed_double_int_const): Declare.
246 * emit-rtl.c (immed_double_int_const): New function.
247 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
248 and immed_double_int_const functions.
249 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
250 expand_copysign_bit): (Ditto.).
251 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
252 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
253 * dojump.c (prefer_and_bit_test): (Ditto.).
254 * expr.c (convert_modes, reduce_to_bit_field_precision,
255 const_vector_from_tree): (Ditto.).
256 * expmed.c (mask_rtx, lshift_value): (Ditto.).
258 2010-04-20 Jan Hubicka <jh@suse.cz>
260 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
261 (dump_cgraph_node): Dump new flags.
262 * cgraph.h (struct cgraph_node): Add flags
263 reachable_from_other_partition and in_other_partition.
264 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
265 other partition can not be removed.
266 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
267 the other partition must be output; silence sanity checking on
268 leaking functions bodies from other paritition.
269 * lto-cgraph.c (reachable_from_other_partition_p): New function.
270 (lto_output_node): Output new flags; do not sanity check that inline
271 clones are output; drop lto_forced_extern_inline_p code; do not mock
272 visibility flags at partition boundaries.
273 (add_node_to): New function.
274 (output_cgraph): Use it to sort functions so masters appear before
276 (input_overwrite_node): Input new flags.
277 * passes.c (ipa_write_summaries): Do not call
278 lto_new_extern_inline_states.
279 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
280 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
281 lto_forced_extern_inline_p): Kill.
282 * lto-streamer.h (lto_new_extern_inline_states,
283 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
284 lto_forced_extern_inline_p): Kill.
286 2010-04-20 Richard Guenther <rguenther@suse.de>
288 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
289 from vars that can have pointers.
290 (process_constraint): Dump useless constraints.
292 2010-04-20 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
295 (dump_sa_points_to_info): Remove asserts.
296 (init_base_vars): nothing_id isn't an escape point nor does it
299 2010-04-20 Jakub Jelinek <jakub@redhat.com>
301 * tree.h (TYPE_REF_IS_RVALUE): Define.
302 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
303 should_move_die_to_comdat, prune_unused_types_walk): Handle
304 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
305 (modified_type_die, gen_reference_type_die): Emit
306 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
307 if TYPE_REF_IS_RVALUE and -gdwarf-4.
309 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
312 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
313 calls for -fpic -m31 if they have been sibcall optimized.
315 2010-04-19 James E. Wilson <wilson@codesourcery.com>
317 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
318 ar.lc fixed and call-used.
320 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
322 2010-04-19 Jan Hubicka <jh@suse.cz>
324 * opts.c (decode_options): Disable whpr incompatible passes.
325 * lto/lto.c (lto_1_to_1_map): Skip clones.
326 (read_cgraph_and_symbols): Do not mark everything as needed.
327 (do_whole_program_analysis): Do map only after optimizing;
328 set proper cgraph_state; use passmanager.
330 2010-04-19 DJ Delorie <dj@redhat.com>
332 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
333 POINTER_PLUS_EXPR and fix them.
335 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
337 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
338 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
339 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
340 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
341 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
342 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
343 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
344 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
345 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
346 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
347 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
349 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
351 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
352 (check_cond_move_block): Likewise.
353 (cond_move_process_if_block): Likewise.
354 (noce_find_if_block): Improve formatting.
355 (find_if_header): Pass 0 to memset and tweak conditions.
356 (cond_exec_find_if_block): Fix long lines and tweak conditions.
358 2010-04-19 Jakub Jelinek <jakub@redhat.com>
360 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
364 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
365 with non-local decl doesn't need chain.
367 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
369 * ira-color.c (allocno_reload_assign): Avoid accumulating
370 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
372 2010-04-19 Martin Jambor <mjambor@suse.cz>
374 * gimple.h (create_tmp_reg): Declare.
375 * gimplify.c (create_tmp_reg): New function.
376 (gimplify_return_expr): Use create_tmp_reg.
377 (gimplify_omp_atomic): Likewise.
378 (gimple_regimplify_operands): Likewise.
379 * tree-dfa.c (make_rename_temp): Likewise.
380 * tree-predcom.c (predcom_tmp_var): Likewise.
381 (reassociate_to_the_same_stmt): Likewise.
382 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
383 (get_replaced_param_substitute): Likewise.
384 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
385 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
386 * tree-ssa-pre.c (get_representative_for): Likewise.
387 (create_expression_by_pieces): Likewise.
388 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
389 (create_tailcall_accumulator): Likewise.
391 2010-04-19 Martin Jambor <mjambor@suse.cz>
393 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
395 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
397 2010-04-19 Richard Guenther <rguenther@suse.de>
399 PR tree-optimization/43796
400 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
401 from SCEV in the lattice.
402 (vrp_visit_phi_node): Dump change.
404 2010-04-19 Richard Guenther <rguenther@suse.de>
406 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
407 * configure: Re-generated.
409 2010-04-19 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/43783
412 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
413 constant ARRAY_REF operands two and three if possible.
415 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
420 2010-04-19 Jie Zhang <jie@codesourcery.com>
423 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
425 2010-04-19 Ira Rosen <irar@il.ibm.com>
427 PR tree-optimization/37027
428 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
429 and macro to access it.
430 (vectorizable_reduction): Add argument.
431 (vect_get_slp_defs): Likewise.
432 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
433 statements for possible use in SLP.
434 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
435 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
436 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
438 (vectorizable_reduction): Likewise.
439 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
441 (vectorizable_type_demotion, vectorizable_type_promotion,
442 vectorizable_store): Likewise.
443 (vect_analyze_stmt): Update call to vectorizable_reduction.
444 (vect_transform_stmt): Likewise.
445 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
446 (vect_build_slp_tree): Fix indentation. Check that there are no loads
447 from different interleaving chains in same node.
448 (vect_slp_rearrange_stmts): New function.
449 (vect_supported_load_permutation_p): Allow load permutations for
450 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
451 inside SLP nodes if necessary.
452 (vect_analyze_slp_instance): Handle reductions.
453 (vect_analyze_slp): Try to build SLP instances originating from groups
455 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
456 (vect_get_constant_vectors): Create initial vectors for reductions
457 according to reduction code. Add new argument.
458 (vect_get_slp_defs): Add new argument, pass it to
459 vect_get_constant_vectors.
460 (vect_schedule_slp_instance): Remove SLP tree root statements.
462 2010-04-19 Jakub Jelinek <jakub@redhat.com>
464 * tree.h (ENUM_IS_SCOPED): Define.
465 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
466 for ENUM_IS_SCOPED enums.
468 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
470 * fold-const.c (fold_comparison): Use ssizetype.
471 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
472 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
473 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
474 * tree-object-size.c (compute_object_sizes): Use size_type_node.
476 * tree.h (initialize_sizetypes): Remove parameter.
477 (build_common_tree_nodes): Remove second parameter.
478 * stor-layout.c (initialize_sizetypes): Remove parameter.
479 Always create an unsigned type.
480 (set_sizetype): Assert that the passed type is unsigned and simplify.
481 * tree.c (build_common_tree_nodes): Remove second parameter.
482 Adjust call to initialize_sizetypes.
483 * c-decl.c (c_init_decl_processing): Remove second argument in call to
484 build_common_tree_nodes.
486 2010-04-18 Matthias Klose <doko@ubuntu.com>
488 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
490 2010-04-18 Ira Rosen <irar@il.ibm.com>
492 PR tree-optimization/43771
493 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
494 load permutation doesn't have gaps.
496 2010-04-18 Jan Hubicka <jh@suse.cz>
498 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
499 (sse_prologue_save_insn expander): Use new pattern.
500 (sse_prologue_save_insn1): New pattern and splitter.
501 (sse_prologue_save_insn): Update to deal also with 64bit aligned
503 * i386.c (setup_incoming_varargs_64): Do not compute jump
505 (ix86_gimplify_va_arg): Update alignment needed.
506 (ix86_local_alignment): Do not align all local arrays to 128bit.
508 2010-04-17 Jan Hubicka <jh@suse.cz>
510 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
512 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
514 * arm.md (negdi2): Remove redundant code to force values into a
517 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
519 * arm/bpabi.S: Add EABI alignment attributes to objects.
520 * arm/bpabi-v6m.S: Likewise.
521 * arm/crti.asm: Likewise.
522 * arm/crtn.asm: Likewise.
523 * arm/lib1funcs.asm: Likewise.
524 * arm/libunwind.S: Likewise.
526 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
528 * arm-protos.h (tune_params): New structure.
529 * arm.c (current_tune): New variable.
530 (arm_constant_limit): Delete.
531 (struct processors): Add pointer to the tune parameters.
532 (arm_slowmul_tune): New tuning option.
533 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
534 (all_cores): Adjust to pick up the tuning model.
535 (arm_constant_limit): New function.
536 (arm_override_options): Select the appropriate tuning model. Delete
537 initialization of arm_const_limit.
538 (arm_split_constant): Use the new constant-limit model.
539 (arm_rtx_costs): Pick up the current tuning model.
540 * arm.md (is_strongarm, is_xscale): Delete.
541 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
542 for Xscale variant architectures.
543 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
545 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
547 * config/arm/arm.c (arm_gen_constant): Remove unused variable
549 (arm_rtx_costs_1): Remove unused variable extra_cost.
550 (arm_unwind_emit_set): Use variable offset.
551 (thumb1_output_casesi): Remove unused variable flags.
553 2010-04-16 Jeff Law <law@redhat.com>
555 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
556 needing assignment rather than doing a two-phase assignment. Remove
559 2010-04-16 Jakub Jelinek <jakub@redhat.com>
562 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
564 2010-04-16 Doug Kwan <dougkwan@google.com>
566 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
567 (next_operand_entry_id): New static variable.
568 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
569 (add_to_ops_vec): Assigned unique ID to operand entry.
570 (struct oecount_s): New field ID.
571 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
572 (undistribute_ops_list): Assign unique IDs to oecounts.
573 (init_reassoc): reset next_operand_entry_id.
575 2010-04-16 Doug Kwan <dougkwan@google.com>
577 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
578 missing left parenthesis.
580 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
583 *btdi_rex64 using SWI48 mode iterator.
584 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
585 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
586 *jcc_btdi_mask_rex64.
588 2010-04-16 Anatoly Sokolov <aesok@post.ru>
590 * double-int.h (tree_to_double_int): Convert to macro.
591 * double-int.c (tree_to_double_int): Remove.
593 2010-04-16 Jakub Jelinek <jakub@redhat.com>
596 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
597 with want_address 2 and in case a single element list might be
598 possible, call it again with want_address 0.
600 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
602 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
603 case 'W' print operands for HI mode.
604 * config/h8300/h8300.h (Y0, Y2) : New constraints.
605 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
606 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
607 * config/h8300/predicate.md (bit_register_indirect_operand): New.
609 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
611 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
612 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
613 #xx:3 and #xx:4 mode.
615 * config/h8300/h8300.md (inverted load with HImode dest): Add
618 * config/h8300/predicate.md (bit_operand): Allow immediate values that
619 satisfy 'U' constraint.
621 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
624 * configure: Regenerate.
625 * config.in: Regenerate.
626 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
629 2010-04-16 Richard Guenther <rguenther@suse.de>
631 * tree.h (struct tree_decl_minimal): Move pt_uid ...
632 (struct tree_decl_common): ... here.
633 (DECL_PT_UID): Adjust.
634 (SET_DECL_PT_UID): Likewise.
635 (DECL_PT_UID_SET_P): Likewise.
637 2010-04-16 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/43572
640 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
641 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
642 * tree-flow.h (is_call_clobbered): Remove.
643 * tree-flow-inline.h (is_call_clobbered): Likewise.
644 * tree-dfa.c (dump_variable): Do not dump call clobber state.
645 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
646 (execute_return_slot_opt): Adjust.
647 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
648 check for call clobbered vars here.
649 (find_tail_calls): Move tailcall verification to the
652 2010-04-16 Diego Novillo <dnovillo@google.com>
654 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
656 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
659 * config/arm/arm.md (cbranchqi4): New pattern.
660 * config/arm/predicates.md (const0_operand,
661 cbranchqi4_comparison_operator): New predicates.
663 2010-04-16 Richard Guenther <rguenther@suse.de>
665 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
666 (dump_gimple_stmt): Likewise.
668 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
670 * recog.h (struct recog_data): New field is_operator.
671 (struct insn_operand_data): New field is_operator.
672 * recog.c (extract_insn): Set recog_data.is_operator.
673 * genoutput.c (output_operand_data): Emit code to set the
675 * reload.c (find_reloads): Use it rather than testing for an
676 empty constraint string.
679 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
680 If the previous insn is a cbranchsi4_insn with the same arguments,
681 omit the compare instruction.
683 * config/arm/arm.md (addsi3_cbranch): If destination is a high
684 register, inputs must be low registers and we need a low register
685 scratch. Handle alternative 2 like alternative 3.
687 2010-04-16 Jakub Jelinek <jakub@redhat.com>
689 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
690 don't call get_addr on both. If one expression is a VALUE and
691 the other a REG, check VALUE's locs if the REG isn't among them.
693 2010-04-16 Christian Bruel <christian.bruel@st.com>
695 * config/sh/sh.h (sh_frame_pointer_required): New function.
696 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
697 (flag_omit_frame_pointer) Set.
698 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
699 (rounded_frame_size): Adjust size with outgoing_args_size.
700 (sh_set_return_address): Must return from stack pointer.
701 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
702 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
703 (ACCUMULATE_OUTGOING_ARGS): Define.
704 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
705 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
707 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
710 * config/sh/sh.c (sh_legitimize_reload_address): Use
711 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
712 Remove a unneeded check for offset_base.
714 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
716 * configure: Regenerated.
718 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
720 * config/s390/s390.c (s390_call_save_register_used): Switch back
723 2010-04-15 Richard Guenther <rguenther@suse.de>
725 * alias.c (alias_set_subset_of): Handle alias-set zero
728 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
729 Julian Brown <julian@codesourcery.com>
731 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
732 alternatives according to use of high and low regs.
733 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
734 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
735 optimizing for size on Thumb-2.
737 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
739 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
741 2010-04-15 Richard Guenther <rguenther@suse.de>
743 * tree-ssa-structalias.c (struct variable_info): Add
745 (new_var_info): Initialize it.
746 (dump_constraints): Support printing last added constraints.
747 (debug_constraints): Adjust.
748 (dump_constraint_graph): Likewise.
749 (make_heapvar_for): Check for NULL cfun.
750 (get_function_part_constraint): New function.
751 (get_fi_for_callee): Likewise.
752 (find_func_aliases): Properly implement IPA PTA constraints.
753 (process_ipa_clobber): New function.
754 (find_func_clobbers): Likewise.
755 (insert_into_field_list_sorted): Remove.
756 (create_function_info_for): Properly allocate vars for IPA mode.
757 Do not use insert_into_field_list_sorted.
758 (create_variable_info_for): Properly generate constraints for
759 global vars in IPA mode.
760 (dump_solution_for_var): Always dump the solution.
761 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
762 (find_what_var_points_to): Adjust.
763 (pt_solution_set): Change.
764 (pt_solution_ior_into): New function.
765 (pt_solution_empty_p): Export.
766 (pt_solution_includes_global): Adjust.
767 (pt_solution_includes_1): Likewise.
768 (pt_solutions_intersect_1): Likewise.
769 (dump_sa_points_to_info): Check some invariants.
770 (solve_constraints): Move constraint dumping ...
771 (compute_points_to_sets): ... here.
772 (ipa_pta_execute): ... and here.
773 (compute_may_aliases): Do not re-compute points-to info
774 locally if IPA info is available.
775 (ipa_escaped_pt): New global var.
776 (ipa_pta_execute): Properly implement IPA PTA.
777 * tree-into-ssa.c (dump_decl_set): Support dumping
778 decls not in referenced-vars.
779 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
780 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
781 (dump_points_to_solution): Likewise.
782 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
783 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
784 (remap_gimple_stmt): Reset call clobber/use information if necessary.
785 (copy_decl_to_var): Copy DECL_PT_UID.
786 (copy_result_decl_to_var): Likewise.
787 * tree.c (make_node_stat): Initialize DECL_PT_UID.
788 (copy_node_stat): Copy it.
789 * tree.h (DECL_PT_UID): New macro.
790 (SET_DECL_PT_UID): Likewise.
791 (DECL_PT_UID_SET_P): Likewise.
792 (struct tree_decl_minimal): Add pt_uid member.
793 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
794 (pt_solution_empty_p): Declare.
795 (pt_solution_set): Adjust.
796 (ipa_escaped_pt): Declare.
797 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
798 * gimple-pretty-print.c (pp_points_to_solution): New function.
799 (dump_gimple_call): Dump call clobber/use information.
800 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
801 * tree-pass.h (TDF_ALIAS): New dump option.
802 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
803 * doc/invoke.texi (-fipa-pta): Update documentation.
805 2010-04-15 Richard Guenther <rguenther@suse.de>
807 * Makefile.in (OBJS-common): Add gimple-fold.o.
808 (gimple-fold.o): New rule.
809 * tree.h (maybe_fold_offset_to_reference,
810 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
812 * gimple.h: ... here.
813 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
814 may_propagate_address_into_dereference): Move prototypes ...
815 * gimple.h: ... here.
816 * tree-ssa-ccp.c (get_symbol_constant_value,
817 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
818 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
819 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
820 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
821 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
822 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
823 gimplify_and_update_call_from_tree): Move ...
824 * gimple-fold.c: ... here. New file.
825 (ccp_fold_builtin): Rename to ...
826 (gimple_fold_builtin): ... this.
827 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
829 2010-04-15 Richard Guenther <rguenther@suse.de>
831 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
832 fit_double_type, force_fit_type_double, add_double_with_sign,
833 neg_double, mul_double_with_sign, lshift_double, rshift_double,
834 lrotate_double, rrotate_double, div_and_round_double): Move ...
835 * double-int.c: ... here.
836 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
837 add_double, neg_double, mul_double_with_sign, mul_double,
838 lshift_double, rshift_double, lrotate_double, rrotate_double,
839 div_and_round_double): Move prototypes ...
840 * double-int.h: ... here.
842 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
845 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
846 matching constraints to ensure inputs match the output.
848 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
851 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
852 in an input-only operand.
854 2010-04-15 Anatoly Sokolov <aesok@post.ru>
856 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
857 (double_int_not, double_int_lshift, double_int_rshift): Declare.
858 (double_int_negative_p): Convert to static inline function.
859 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
860 (double_int_negative_p): Remove.
861 * tree.h (lshift_double, rshift_double):
862 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
863 * fold-const.c (fold_convert_const_int_from_real,
864 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
865 (lshift_double): Change type of arith argument to bool.
866 (rshift_double): Change type of arith argument to bool. Correct
868 * expmed.c (mask_rtx, lshift_value): (Ditto.).
870 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
873 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
874 at the start and end of the then/else blocks, and omit them from the
876 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
877 argument; all callers changed. Pass zero to old_insns_match_p instead.
878 (flow_find_head_matching_sequence): New function.
879 (old_insns_match_p): Check REG_EH_REGION notes for calls.
880 * basic-block.h (flow_find_cross_jump,
881 flow_find_head_matching_sequence): Declare functions.
883 2010-04-14 Jason Merrill <jason@redhat.com>
886 * c-common.c (attribute_takes_identifier_p): New fn.
887 * c-common.h: Declare it.
889 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
893 (*udivmod<mode>4): Ditto.
895 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/i386.md (maxmin_int): Rename code attribute from
898 maxminiprefix and update all users.
899 (maxmin_float): Ditto from maxminfprefix.
900 (logic): Ditto from logicprefix.
901 (absneg_mnemonic): Ditto from absnegprefix.
902 * config/i386/mmx.md: Update all users of maxminiprefix,
903 maxminfprefix and logicprefix for rename.
904 * config/i386/sse.md: Ditto.
905 * config/i386/sync.md (sync_<code><mode>): Update for
908 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
911 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
912 warnings converted to errors.
914 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
916 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
917 used insn_type variable.
918 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
919 to avoid set-but-not-used warning.
921 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
923 * df-core.c (df_ref_debug): Change format string placeholder
925 * dwarf2asm.c (dw2_asm_output_data_raw,
926 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
927 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
928 * dwarf2out.c (output_cfi, output_cfi_directive,
929 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
930 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
932 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
933 * print-rtl.c (print_rtx): Ditto.
935 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
938 * builtins.c (expand_builtin_pow_root): New function to expand pow
939 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
940 series of sqrt and cbrt calls under -ffast-math.
941 (expand_builtin_pow): Call it.
943 2010-04-14 Michael Matz <matz@suse.de>
945 PR tree-optimization/42963
946 * tree-cfg.c (touched_switch_bbs): New static variable.
947 (group_case_labels_stmt): New function broken out from ...
948 (group_case_labels): ... here, use the above.
949 (start_recording_case_labels): Allocate touched_switch_bbs.
950 (end_recording_case_labels): Deallocate it, call
951 group_case_labels_stmt.
952 (gimple_redirect_edge_and_branch): Remember index of affected BB.
954 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
959 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
963 2010-04-13 Jan Hubicka <jh@suse.cz>
965 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
966 of optimized out static functions.
967 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
968 cost computation. Also sanity check for overflows.
969 (update_caller_keys): Update cgraph_edge_badness call; properly
970 update fibheap and sanity check that it is up to date.
971 (add_new_edges_to_heap): Update cgraph_edge_badness.
972 (cgraph_decide_inlining_of_small_function): Likewise;
973 add sanity checking that badness in heap is up to date;
974 improve dumping of reason; Update badness of calls to the
975 offline copy of function currently inlined; dump badness
976 of functions not inlined because of unit growth limits.
978 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
981 * c-common.c (pointer_int_sum): Disregard overflow that occured only
982 because of sign-extension change when converting to sizetype here...
983 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
985 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
986 the folding to constants. Remove redundant final conversion.
987 (fold_binary) <associate>: Do not associate if the re-association of
988 constants alone overflows.
989 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
990 to the end of the list.
991 (multiple_of_p) <COND_EXPR>: New case.
993 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
995 * opt-functions.awk (opt_sanitized_name): New.
997 * optc-gen.awk: Use it
998 * opth-gen.awk: Use it.
1000 2010-04-13 Martin Jambor <mjambor@suse.cz>
1002 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1003 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1004 children. Call replace_uses_with_default_def_ssa_name to handle
1007 2010-04-13 Michael Matz <matz@suse.de>
1010 * builtins.c (expand_builtin_interclass_mathfn): Also create
1011 a register if the predicate doesn't match.
1013 2010-04-13 Diego Novillo <dnovillo@google.com>
1015 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1016 * c-pch.c: Include timevar.h.
1017 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1018 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1019 * ggc-common.c: Include timevar.h.
1020 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1021 * timevar.def (TV_PCH_SAVE): Define.
1022 (TV_PCH_CPP_SAVE): Define.
1023 (TV_PCH_PTR_REALLOC): Define.
1024 (TV_PCH_PTR_SORT): Define.
1025 (TV_PCH_RESTORE): Define.
1026 (TV_PCH_CPP_RESTORE): Define.
1028 2010-04-13 Michael Matz <matz@suse.de>
1030 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1032 (can_reassociate_p): New function.
1033 (break_up_subtract_bb, reassociate_bb): Use it.
1035 2010-04-13 Richard Guenther <rguenther@suse.de>
1038 * builtins.c (c_readstr): Fix assert.
1040 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1043 when generating cltd insn.
1045 (*ashl<mode>3_1): Remove special handling for register operand 2.
1046 (*ashlsi3_1_zext): Ditto.
1047 (*ashlhi3_1): Ditto.
1048 (*ashlhi3_1_lea): Ditto.
1049 (*ashlqi3_1): Ditto.
1050 (*ashlqi3_1_lea): Ditto.
1051 (*<shiftrt_insn><mode>3_1): Ditto.
1052 (*<shiftrt_insn>si3_1_zext): Ditto.
1053 (*<shiftrt_insn>qi3_1_slp): Ditto.
1054 (*<rotate_insn><mode>3_1): Ditto.
1055 (*<rotate_insn>si3_1_zext): Ditto.
1056 (*<rotate_insn>qi3_1_slp): Ditto.
1058 2010-04-13 Richard Guenther <rguenther@suse.de>
1060 * tree-ssa-structalias.c (callused_id): Remove.
1061 (call_stmt_vars): New.
1062 (get_call_vi): Likewise.
1063 (lookup_call_use_vi): Likewise.
1064 (lookup_call_clobber_vi): Likewise.
1065 (get_call_use_vi): Likewise.
1066 (get_call_clobber_vi): Likewise.
1067 (make_transitive_closure_constraints): Likewise.
1068 (handle_const_call): Adjust to do per-call call-used handling.
1069 (handle_pure_call): Likewise.
1070 (find_what_var_points_to): Remove general callused handling.
1071 (init_base_vars): Likewise.
1072 (init_alias_vars): Initialize call_stmt_vars.
1073 (compute_points_to_sets): Process call-used and call-clobbered
1074 vars for call statements.
1075 (delete_points_to_sets): Free call_stmt_vars.
1077 2010-04-13 Richard Guenther <rguenther@suse.de>
1079 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1080 Only add RW dependence for dependence distance zero.
1081 Adjust maximal vectorization factor according to dependences.
1082 Move alignment handling ...
1083 (vect_find_same_alignment_drs): ... here. New function.
1084 (vect_analyze_data_ref_dependences): Adjust.
1085 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1086 (vect_analyze_data_refs): Adjust minimal vectorization factor
1087 according to data references.
1088 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1089 dependences before determining the vectorization factor.
1090 Analyze alignment after determining the vectorization factor.
1091 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1092 dependences before alignment.
1093 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1095 (vect_analyze_data_refs): Likewise.
1096 (MAX_VECTORIZATION_FACTOR): New define.
1098 2010-04-13 Duncan Sands <baldrick@free.fr>
1100 * except.h (lang_eh_type_covers): Remove.
1101 * except.c (lang_eh_type_covers): Likewise.
1103 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1104 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1106 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1107 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1108 UNITS_PER_LONG where it is ABI relevant.
1109 (s390_return_addr_rtx): Likewise.
1110 (s390_back_chain_rtx): Likewise.
1111 (s390_frame_area): Likewise.
1112 (s390_frame_info): Likewise.
1113 (s390_initial_elimination_offset): Likewise.
1114 (save_gprs): Likewise.
1115 (s390_emit_prologue): Likewise.
1116 (s390_emit_epilogue): Likewise.
1117 (s390_function_arg_advance): Likewise.
1118 (s390_function_arg): Likewise.
1119 (s390_va_start): Likewise.
1120 (s390_gimplify_va_arg): Likewise.
1121 (s390_function_profiler): Likewise.
1122 (s390_optimize_prologue): Likewise.
1123 (s390_rtx_costs): Likewise.
1124 (s390_secondary_reload): Likewise.
1125 (s390_promote_function_mode): Likewise.
1126 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1127 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1128 registers available.
1129 (s390_unwind_word_mode): New function.
1130 (s390_function_value): Split 64 bit values into register pair if
1131 used as return value.
1132 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1133 function call parameters. Handle parallels.
1134 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1135 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1136 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1137 (s390_expand_setmem): Remove unused variable src_addr.
1138 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1139 deal with 64 bit registers.
1140 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1141 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1142 (UNITS_PER_LONG): New macro.
1143 * libjava/include/s390-signal.h: Define extended ucontext
1144 structure containing the upper halfs of the 64 bit registers.
1146 2010-04-13 Simon Baldwin <simonb@google.com>
1148 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1150 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1152 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1153 rvalue on the RHS if the LHS is of a non-renamable type.
1154 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1156 2010-04-13 Matthias Klose <doko@ubuntu.com>
1158 * gcc.c (cc1_options): Handle -iplugindir before processing
1159 the cc1 spec. Only add -iplugindir once.
1160 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1162 * common.opt (iplugindir): Remove `Separate' property, initialize.
1163 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1165 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1166 (distclean): Remove plugin dir.
1167 * doc/invoke.texi: Document -iplugindir.
1169 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1171 * doc/plugins.texi (Loading Plugins): Document short
1172 -fplugin=foo option.
1173 (Plugin API): Mention default_plugin_dir_name function.
1175 * gcc.c (find_file_spec_function): Add new declaration.
1176 (static_spec_func): Use it for "find-file".
1177 (find_file_spec_function): Add new function.
1178 (cc1_options): Add -iplugindir option if -fplugin* options found.
1180 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1182 * plugin.c (add_new_plugin): Updated comment, and handle short
1184 (default_plugin_dir_name): Added new function.
1186 * common.opt (iplugindir): New option to set the plugin directory.
1188 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1190 * config/i386/i386.md (any_rotate): New code iterator.
1191 (rotate_insn): New code attribute.
1193 (SWIM124): New mode iterator.
1194 (<rotate_insn>ti3): New expander.
1195 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1196 any_rotate code iterator.
1197 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1198 using any_rotate code iterator and SWIM124 mode iterator.
1199 (ix86_rotlti3): New insn_and_split pattern.
1200 (ix86_rotrti3): Ditto.
1201 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1202 ix86_rotl{di,ti}3 patterns.
1203 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1204 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1205 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1206 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1207 code iterator and SWI mode iterator.
1208 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1209 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1211 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1212 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1213 (bswap rotatert splitter): Add splitter.
1214 (bswap splitter): Macroize splitter using any_rotate code iterator.
1215 Add insn predicate to split only for TARGET_USE_XCHGB or when
1216 optimizing function for size.
1218 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1220 * config/pa/pa.c (emit_move_sequence): Remove use of
1221 deleted variable flag_argument_noalias.
1223 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1225 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1227 Add to unsupported targets list.
1228 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1229 sparc*-sun-solaris2.[567]* from target lists.
1230 * configure: Regenerate.
1231 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1233 Remove Solaris 7 patch references.
1234 (Specific, sparc-sun-solaris2.7): Removed.
1235 (sparc-sun-solaris2*): Update Solaris 7 example.
1236 (sparc64-*-solaris2*): Likewise.
1238 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1240 * config.build (alpha*-dec-osf4*): Remove.
1241 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1242 of obsolete configurations.
1243 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1245 * config/alpha/t-osf4: Renamed to ...
1246 * config/alpha/t-osf5: ... this.
1247 * config/alpha/osf.h: Renamed to ...
1248 * config/alpha/osf5.h: ... this.
1249 Merged old osf5.h contents.
1251 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1252 (EXTRA_SPECS): Removed.
1253 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1254 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1257 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1259 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1261 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1264 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1265 __thiscall convention.
1267 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1269 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1271 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1273 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1275 * function.c (assign_parms_initialize_all): Add unused attribute
1278 2010-04-12 Richard Guenther <rguenther@suse.de>
1280 * gsstruct.def (GSS_CALL): New.
1281 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1282 * gimple.h: Include tree-ssa-alias.h.
1283 (struct gimple_statement_call): New.
1284 (union gimple_statement_struct_d): Add gimple_call member.
1285 (gimple_call_reset_alias_info): Declare.
1286 (gimple_call_use_set): New function.
1287 (gimple_call_clobber_set): Likewise.
1288 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1289 * gimple.c (gimple_call_reset_alias_info): New function.
1290 (gimple_build_call_1): Call it.
1291 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1292 * tree-inline.c (remap_gimple_stmt): Likewise.
1293 (expand_call_inline): Remove callused handling.
1294 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1295 * tree-dfa.c (dump_variable): Likewise.
1296 * tree-parloops.c (parallelize_loops): Likewise.
1297 * tree-ssa.c (init_tree_ssa): Likewise.
1298 (delete_tree_ssa): Likewise.
1299 * tree-flow-inline.h (is_call_used): Remove.
1300 * tree-flow.h (struct gimple_df): Remove callused member.
1301 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1302 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1303 (ref_maybe_used_by_call_p_1): Simplify.
1304 (call_may_clobber_ref_p_1): Likewise.
1305 * tree-ssa-structalias.c (compute_points_to_sets): Set
1306 the call stmt used and clobbered sets.
1307 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1308 (find_tail_calls): Verify the tail call.
1310 2010-04-12 Richard Guenther <rguenther@suse.de>
1312 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1313 single-iteration always-inline inlining.
1314 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1315 (cgraph_decide_inlining): Do not handle always-inline specially.
1316 (try_inline): Remove always-inline cycle detection special case.
1317 Do not recurse on always-inlines.
1318 (cgraph_early_inlining): Do not iterate if not optimizing.
1319 (cgraph_gate_early_inlining): remove.
1320 (pass_early_inline): Run unconditionally.
1321 (gate_cgraph_decide_inlining): New function.
1322 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1323 not inlining or optimizing.
1324 (cgraph_decide_inlining_of_small_functions): Also consider
1325 always-inline functions.
1326 (cgraph_default_inline_p): Return true for nodes which should
1327 disregard inline limits.
1328 (estimate_function_body_sizes): Assume zero size and time for
1329 nodes which are marked as disregarding inline limits.
1330 (cgraph_decide_recursive_inlining): Do not perform recursive
1331 inlining on always-inline nodes.
1333 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1336 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1337 for exprs satisfying handled_component_p.
1339 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1341 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1342 non-constant aggregate elements.
1344 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1345 is a real initialization.
1347 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1350 * c-decl.c (start_function): Move forward check for nested function.
1352 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1354 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1355 * config/sh/sh.c: Include reload.h.
1356 (sh_legitimize_reload_address): New.
1357 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1358 sh_legitimize_reload_address.
1360 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1362 * config/sh/sh.md (*movqi_pop): New insn pattern.
1363 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1365 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.md (any_shiftrt): New code iterator.
1368 (shiftrt_insn): New code attribute.
1370 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1371 using any_shiftrt code iterator.
1372 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1373 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1374 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1375 pattern from corresponding peephole2 patterns.
1376 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1377 using any_shiftrt code iterator.
1378 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1379 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1380 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1381 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1382 *{ashr,lshr}<mode>3_cmp_zext.
1383 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1385 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1389 (*lshr<mode>3_cconly): Ditto.
1391 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1394 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1395 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1396 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1398 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1399 from corresponding peephole2 patterns.
1400 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1401 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1402 and *lshrdi3_1_rex64 using SWI mode iterator.
1403 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1404 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1405 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1406 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1407 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1408 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1409 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1410 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1411 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1414 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1416 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1417 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1418 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1419 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1421 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1422 from corresponding peephole2 patterns.
1423 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1424 (ashrsi3_cvt): Rename from ashrsi3_31.
1425 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1426 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1427 and x86_64_shift_adj_3 using SWI48 mode iterator.
1428 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1429 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1430 and *ashrdi3_1_rex64 using SWI mode iterator.
1431 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1432 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1433 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1434 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1435 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1436 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1437 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1438 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1439 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1441 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1442 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1443 x86_shift<mode>_adj_3 expanders.
1445 2010-04-10 Wei Guozhi <carrot@google.com>
1448 * config/arm/arm.c (arm_pic_static_addr): New function.
1449 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1451 (arm_output_addr_const_extra): Output expression for new pattern.
1452 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1454 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1456 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1459 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1460 * web.c: Include "insn-config.h" and "recog.h".
1461 (union_match_dups): New function.
1462 (web_main): Call it.
1463 (union_defs): Don't try to recognize match_dups.
1465 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1466 if doing so would replace the entire pattern.
1468 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1472 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1473 and splitter pattern. Change splitter operand 1 predicate to
1476 2010-04-09 Martin Jambor <mjambor@suse.cz>
1478 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1479 lattices are addresses of CONST_DECLs with the same initial value.
1480 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1481 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1483 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1484 Bernd Schmidt <bernds@codesourcery.com>
1486 * loop-invariant.c (replace_uses): New static function.
1487 (move_invariant_reg): Use it to ensure we can replace the uses.
1489 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1491 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1493 (picochip_override_options): Enable section anchors only above -O1.
1494 (picochip_reorg): Fixed a couple of build warnings.
1496 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1498 * configure.ac (plugin -rdynamic test): Log result.
1499 * configure: Regenerate.
1500 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1501 (RDYNAMIC_SPEC): Define.
1502 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1504 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1506 * configure.ac: Determine Sun ld version numbers.
1507 (comdat_group): Restrict GNU ld version checks to gld.
1508 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1509 (enable_comdat): Support --enable-comdat.
1510 * configure: Regenerate.
1511 * doc/install.texi (Configuration): Document --enable-comdat.
1513 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1515 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1516 * config/sol2-gld.h: ... here.
1517 * config.gcc (sparc*-*-solaris2*): Reflect this.
1518 (i[34567]86-*-solaris2*): Use it.
1520 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1522 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1524 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1526 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1529 * diagnostic.c (diagnostic_initialize): Initialize
1530 some_warnings_are_errors.
1531 (diagnostic_finish): New.
1532 (diagnostic_action_after_output): Call it before exiting.
1533 (diagnostic_report_diagnostic): Do not print message here. Set
1534 some_warnings_are_errors.
1535 * diagnostic.h (diagnostic_context): Delete
1536 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1537 (diagnostic_finish): Declare.
1538 * toplev.c (toplev_main): Call it before exit.
1540 2010-04-09 Jason Merrill <jason@redhat.com>
1543 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1544 for incomplete type.
1547 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1548 based on a warning flag.
1550 2010-04-09 Richard Guenther <rguenther@suse.de>
1552 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1554 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1557 * varasm.c (default_assemble_visibility): Wrap vars that are
1558 set, but unused, by targets without GAS.
1559 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1560 Remove set, but unused, vars.
1561 (rs6000_legitimize_tls_address): Likewise.
1562 (altivec_expand_dst_builtin): Likewise.
1563 * config/darwin.c (machopic_classify_symbol): Likewise.
1564 (machopic_indirection_name): Likewise.
1566 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1568 * config/i386/i386.md (DWI): New mode iterator.
1569 (S): New mode attribute.
1570 (shift_operand): Ditto.
1571 (shift_immediate_operand): Ditto.
1572 (ashl_input_operand): Ditto.
1573 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1574 using SDWIM mode iterator.
1575 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1576 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1578 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1579 from corresponding peephole2 patterns.
1580 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1581 and x86_64_shift_adj_1 using SWI48 mode iterator.
1582 (x86_shift<mode>_adj_2): Ditto.
1583 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1584 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1585 using SWI48 mode iterator.
1586 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1587 *ashldi3_cmp_rex64 using SWI mode iterator.
1588 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1589 *ashldi3_cconly_rex64 using SWI mode iterator.
1590 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1591 x86_shift<mode>_adj_{1,2}.
1592 (ix86_split_ashr): Ditto.
1593 (ix86_split_lshr): Ditto.
1595 2010-04-09 Richard Guenther <rguenther@suse.de>
1597 * target.h (builtin_conversion): Pass in input and output types.
1598 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1599 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1600 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1601 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1603 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1605 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1607 2010-04-09 Richard Guenther <rguenther@suse.de>
1610 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1612 2010-04-09 Richard Guenther <rguenther@suse.de>
1614 * tree-vectorizer.h (struct _stmt_vec_info): Document
1615 that vectype is the type of the LHS.
1616 (supportable_widening_operation, supportable_narrowing_operation):
1617 Get both input and output vector types as arguments.
1618 (vect_is_simple_use_1): Declare.
1619 (get_same_sized_vectype): Likewise.
1620 * tree-vect-loop.c (vect_determine_vectorization_factor):
1621 Set STMT_VINFO_VECTYPE to the vector type of the def.
1622 (vectorizable_reduction): Adjust.
1623 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1624 Adjust. Specify the output vector type.
1625 (vect_pattern_recog_1): Adjust.
1626 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1627 (vectorizable_call): Adjust.
1628 (vectorizable_conversion): Likewise.
1629 (vectorizable_operation): Likewise.
1630 (vectorizable_type_demotion): Likewise.
1631 (vectorizable_type_promotion): Likewise.
1632 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1634 (vect_is_simple_use_1): New function.
1635 (supportable_widening_operation): Get both input and output
1637 (supportable_narrowing_operation): Likewise.
1638 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1640 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1642 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1643 __thiscall and _thiscall as predefined macros.
1644 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1645 thiscall attribute handling.
1646 (ix86_comp_type_attributes): Likewise.
1647 (ix86_function_regparm): Likewise.
1648 (ix86_return_pops_args): Likewise.
1649 (init_cumulative_args): Likewise.
1650 (find_drap_reg): Likewise.
1651 (ix86_static_chain): Likewise.
1652 (x86_this_parameter): Likewise.
1653 (x86_output_mi_thunk): Likewise.
1654 (ix86_attribute_table): Add description for thiscall attribute.
1655 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1656 * doc/extend.texi: Add documentation for thiscall.
1658 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1661 * c.opt (Wint-to-pointer-cast): Available in C++.
1662 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1664 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1666 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1667 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1668 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1669 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1670 function type instead. Reorder and simplify checks.
1672 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1674 2010-04-08 Jing Yu <jingyu@google.com>
1675 Zdenek Dvorak <ook@ucw.cz>
1677 PR tree-optimization/42720
1678 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1679 loop unswitch conditions here from ...
1680 (tree_unswitch_single_loop): ... here.
1682 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1684 * tree-if-conv.c: Fix comments and simplify logic.
1686 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1688 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1689 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1690 (main_tree_if_conversion): Update call to tree_if_conversion.
1692 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1695 * doc/invoke.texi (-b,-V): Delete.
1696 * doc/tm.texi: Do not mention -b.
1697 * gcc.c (display_help): Delete -b and -V.
1698 (process_command): Delete -b and -V.
1699 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1701 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1702 Wolfgang Gellerich <gellerich@de.ibm.com>
1704 Implement target hook for loop unrolling
1705 * target.h (loop_unroll_adjust): Add a new target hook function.
1706 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1707 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1708 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1709 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1710 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1712 (decide_unroll_stupid): Likewise.
1714 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1717 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1719 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1721 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1722 (Specific, *-*-solaris2*): Likewise.
1723 Don't prefer Sun as over GNU as.
1725 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1727 * config/s390/s390.c (override_options): Adjust the z10
1728 defaults for max-unroll-times, max-completely-peeled-insns
1729 and max-completely-peel-times.
1731 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1733 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1734 instructions for z10.
1735 (s390_expand_setmem): Likewise.
1736 (s390_expand_cmpmem): Likewise.
1738 2010-04-08 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/43679
1741 * tree-ssa-pre.c (eliminate): Only propagate copies.
1743 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1746 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1747 set but not used variable warning.
1749 2010-04-08 Wei Guozhi <carrot@google.com>
1752 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1753 (arm_size_rtx_costs): Call the new function when optimized for size.
1755 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1758 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1759 op0 is not a MEM, just return NULL instead of assertion
1761 (discover_nonconstant_array_refs): Don't walk debug stmts.
1763 2010-04-08 Doug Kwan <dougkwan@google.com>
1765 * configure.ac: Recognize gold and do not use its version number
1766 to test ld features.
1767 * configure: Regenerate.
1769 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1772 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1773 (negate_value): Move code to push elements to broken_up_substracts ...
1774 (eliminate_plus_minus_pair): ... here. Push operands that have no
1775 negative pair to plus_negates.
1776 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1778 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1780 * doc/install.texi (Configuration): Move description of
1781 --enable-lto, --with-libelf*, --enable-gold from Java section to
1784 * doc/generic.texi (Working with declarations)
1785 (Function Properties, C and C++ Trees): Fix typos.
1786 * doc/sourcebuild.texi (Top Level): Likewise.
1788 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1791 * tree.h (DECL_READ_P): Define.
1792 (struct tree_decl_common): Add decl_read_flag.
1793 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1794 a set but not used warning.
1795 (merge_decls): Merge DECL_READ_P flag.
1796 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1797 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1798 * c-common.c (handle_used_attribute, handle_unused_attribute):
1800 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1802 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1804 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1805 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1806 c_parser_binary_expression, c_parser_cast_expression,
1807 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1808 Call default_function_array_read_conversion instead of
1809 default_function_array_conversion where needed.
1810 (c_parser_unary_expression, c_parser_conditional_expression,
1811 c_parser_postfix_expression_after_primary, c_parser_initelt):
1812 Likewise. Call mark_exp_read where needed.
1813 (c_parser_statement_after_labels, c_parser_asm_operands,
1814 c_parser_typeof_specifier, c_parser_sizeof_expression,
1815 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1817 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1819 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1820 (warn_unused_but_set_parameter): Default to warn_unused
1822 * doc/invoke.texi: Document -Wunused-but-set-variable and
1823 -Wunused-but-set-parameter.
1825 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1826 used count variable.
1827 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1828 when operandN variables aren't used in the body of the expander
1830 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1831 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1832 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1833 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1834 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1835 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1836 * tree.c (PROCESS_ARG): Likewise.
1838 2010-04-07 Simon Baldwin <simonb@google.com>
1840 * diagnostic.h (diagnostic_override_option_index): New macro to
1841 set a diagnostic's option_index.
1842 * c-tree.h (c_cpp_error): Add warning reason argument.
1843 * opts.c (_warning_as_error_callback): New.
1844 (register_warning_as_error_callback): Store callback for
1845 warnings enabled via enable_warning_as_error.
1846 (enable_warning_as_error): Call callback, minor code tidy.
1847 * opts.h (register_warning_as_error_callback): Declare.
1848 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1849 response to -Werror=.
1850 (c_common_init_options): Register warning_as_error_callback in opts.c.
1851 * common.opt: Add -Wno-cpp option.
1852 * c-common.c (struct reason_option_codes_t): Map cpp warning
1853 reason codes to gcc option indexes.
1854 * (c_option_controlling_cpp_error): New function, lookup the gcc
1855 option index for a cpp warning reason code.
1856 * (c_cpp_error): Add warning reason argument, call
1857 c_option_controlling_cpp_error for diagnostic_override_option_index.
1858 * doc/invoke.texi: Document -Wno-cpp.
1860 2010-04-07 Richard Guenther <rguenther@suse.de>
1862 * ipa-reference.c (mark_load): Use get_base_address.
1863 (mark_store): Likewise.
1865 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1866 inserting GIMPLE_NOPs into the IL.
1867 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1868 Explicitly strip handled components and indirect references.
1870 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1871 folding address expressions.
1872 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1873 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1874 operand_equal_p to compare decls.
1875 (ptr_deref_may_alias_decl_p): Likewise.
1876 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1877 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1878 Handle reversed comparison ops.
1879 * tree-sra.c (asm_visit_addr): Use get_base_address.
1880 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1881 * ipa-reference.c (mark_address): Use get_base_address.
1883 2010-04-07 Richard Guenther <rguenther@suse.de>
1885 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1886 Propagate constants everywhere.
1888 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1891 * tree.c (MAX_INT_CACHED_PREC): Define.
1892 (nonstandard_integer_type_cache): New array.
1893 (build_nonstandard_integer_type): Cache results for precision
1894 <= MAX_INT_CACHED_PREC.
1896 2010-04-07 Richard Guenther <rguenther@suse.de>
1898 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1899 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1900 * common.opt: Likewise.
1901 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1902 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1903 (nonoverlapping_memrefs_p): Likewise.
1904 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1905 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1906 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1907 OPT_fargument_noalias_global for backward compatibility.
1909 2010-04-07 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/43270
1912 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1913 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1914 * tree-ssa-pre.c (phi_translate_1): Adjust.
1915 (fully_constant_expression): Split out vn_reference handling to ...
1916 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1917 Fold reads from constant strings.
1918 (vn_reference_lookup): Handle fully constant references.
1919 (vn_reference_lookup_pieces): Likewise.
1920 * Makefile.in (expmed.o-warn): Add -Wno-error.
1922 2010-04-07 Martin Jambor <mjambor@suse.cz>
1924 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1926 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1929 * gcc.c: Add -static-libstdc++ to list of recognized options.
1931 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1933 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1935 2010-04-07 Richard Guenther <rguenther@suse.de>
1938 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1939 bases build simple mem attributes to retain points-to information.
1941 2010-04-07 Richard Guenther <rguenther@suse.de>
1944 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1945 preserve points-to related information.
1947 2010-04-07 Richard Guenther <rguenther@suse.de>
1950 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1951 discard plain indirect references.
1952 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1953 * tree.c (tree_nop_conversion): Likewise.
1955 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1958 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1960 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1962 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1963 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1965 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1967 * tree-if-conv.c: Fix indentation and comments.
1969 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1971 * tree-if-conv.c: Sort static functions in topological order.
1973 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1975 * tree-if-conv.c: Fix indentation and comments.
1977 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1980 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1981 lang_hooks.types.type_for_size instead of
1982 build_nonstandard_integer_type.
1983 When converting an unsigned type to signed, double its precision.
1984 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1985 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1986 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1989 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1992 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1993 POINTER_PLUS_EXPR for pointer types.
1995 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1998 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1999 * graphite-clast-to-gimple.c: Include langhooks.h.
2000 (max_signed_precision_type): New.
2001 (max_precision_type): Takes two types as arguments.
2002 (precision_for_value): New.
2003 (precision_for_interval): New.
2004 (gcc_type_for_interval): New.
2005 (gcc_type_for_value): New.
2006 (gcc_type_for_clast_term): New.
2007 (gcc_type_for_clast_red): New.
2008 (gcc_type_for_clast_bin): New.
2009 (gcc_type_for_clast_expr): Split up into several functions.
2010 (gcc_type_for_clast_eq): Rewritten.
2011 (compute_bounds_for_level): New.
2012 (compute_type_for_level_1): New.
2013 (compute_type_for_level): New.
2014 (gcc_type_for_cloog_iv): Removed.
2015 (gcc_type_for_iv_of_clast_loop): Rewritten.
2016 (graphite_create_new_loop): Compute the lower and upper bound types
2017 with gcc_type_for_clast_expr.
2018 (graphite_create_new_loop_guard): Same.
2019 (find_cloog_iv_in_expr): Removed.
2020 (compute_cloog_iv_types_1): Removed.
2021 (compute_cloog_iv_types): Removed.
2022 (gloog): Do not call compute_cloog_iv_types.
2023 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2025 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2026 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2027 (GBB_CLOOG_IV_TYPES): Removed.
2029 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2031 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2032 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2033 (detect_commutative_reduction): Same.
2035 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2037 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2038 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2040 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2041 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2042 (rewrite_commutative_reductions_out_of_ssa): Same.
2043 * passes.c (execute_function_todo): Call verify_ssa for every pass
2044 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2045 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2046 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2047 with an extra argument.
2048 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2049 verify_ssa only when the extra argument is true.
2050 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2051 with an extra argument.
2052 (tree_transform_and_unroll_loop): Same.
2054 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2056 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2057 for all the passes of the LNO having LOOP_CLOSED_SSA.
2058 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2059 * tree-loop-distribution.c (pass_loop_distribution): Same.
2060 * tree-pass.h (TODO_verify_loops): Removed.
2061 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2063 (pass_tree_unswitch): Same.
2064 (pass_predcom): Same.
2065 (pass_vectorize): Same.
2066 (pass_linear_transform): Same.
2067 (pass_graphite_transforms): Same.
2068 (pass_iv_canon): Same.
2069 (pass_complete_unroll): Same.
2070 (pass_complete_unrolli): Same.
2071 (pass_parallelize_loops): Same.
2072 (pass_loop_prefetch): Same.
2073 (pass_iv_optimize): Same.
2075 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2078 * passes.c (init_optimization_passes): Move pass_lim before
2079 pass_copy_prop and pass_dce_loop.
2081 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2084 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2085 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2086 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2087 MULTI_* defines for 4 argument vpermil2p* builtins.
2089 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2092 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2093 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2094 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2095 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2096 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2097 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2098 Use x86_maybe_negate_const_int to output insn mnemonic.
2099 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2100 check from instruction predicate. Update comments.
2101 * config/i386/sync.md (sync_add<mode>): Use
2102 x86_maybe_negate_const_int to output insn mnemonic.
2104 2010-04-06 Jan Hubicka <jh@suse.cz>
2106 PR tree-optimization/42906
2107 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2108 IGNORE_SELF argument. Set visited_control_parents for fully
2110 (find_obviously_necessary_stmts): Update call of
2111 mark_control_dependent_edges_necessary.
2112 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2114 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/i386.md: Remove comment about 'e' and 'E'
2119 2010-04-06 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/43627
2122 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2123 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2126 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2128 * BASE-VER: Change to 4.6.0.
2131 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2134 2010-04-06 Richard Guenther <rguenther@suse.de>
2137 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2139 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2141 * doc/invoke.texi (Optimize Options): Document that LTO
2142 won't remove object access purely due to incompatible
2145 2010-04-04 Matthias Klose <doko@ubuntu.com>
2147 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2148 Initialize variable.
2150 2010-04-03 Richard Guenther <rguenther@suse.de>
2153 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2154 require a non-NULL MEM_OFFSET.
2156 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2158 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2159 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2160 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2161 config/alpha/predicates.md, config/arm/arm.md,
2162 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2163 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2164 config/darwin9.h, config/darwin.c, config/darwin.h,
2165 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2166 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2167 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2168 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2169 config/mips/mips.md, config/mn10300/mn10300.c,
2170 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2171 config/rs6000/aix.h, config/rs6000/dfp.md,
2172 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2173 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2174 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2175 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2176 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2177 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2178 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2179 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2180 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2181 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2182 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2183 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2184 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2185 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2186 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2187 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2188 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2189 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2190 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2191 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2192 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2193 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2194 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2195 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2196 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2197 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2198 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2199 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2200 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2201 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2202 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2203 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2204 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2205 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2206 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2207 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2209 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2212 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2213 * aclocal.m4: Regenerate.
2215 2010-04-02 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/43629
2218 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2219 if we have seen a constant value.
2221 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2223 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2225 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2228 * arm.c (legitimize_tls_address): Adjust call to
2229 gen_tls_load_dot_plus_four.
2230 (arm_note_pic_base): New function.
2231 (arm_cannot_copy_insn_p): Use it.
2232 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2235 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2240 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2242 * Makefile.in ($(out_object_file)): Depend on
2243 gt-$(basename $(notdir $(out_file))).h.
2245 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2247 * config.gcc (lm32-*-rtems*): Add t-lm32.
2249 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2251 * config.gcc: Add lm32-*-rtems*.
2252 * config/lm32/rtems.h: New file.
2254 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2257 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2259 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2261 * dwarf2out.c (output_compilation_unit_header): For
2262 -gdwarf-4 use version 4 instead of version 3.
2263 (output_line_info): For version 4 and above emit additional
2264 maximum ops per insn header field.
2265 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2267 * dwarf2out.c (is_c_family, is_java): Remove.
2268 (lower_bound_default): New function.
2269 (add_bound_info, gen_descr_array_type_die): Use it.
2271 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2274 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2275 re-declaration when it happens in a function.
2277 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2279 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2280 (cgraph_remove_function_insertion_hook): Same.
2281 (cgraph_call_function_insertion_hooks): Same.
2283 2010-04-01 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2287 and TREE_THIS_VOLATILE.
2288 (copy_ref_info): Likewise.
2289 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2290 * tree.c (build6_stat): Ignore side-effects of all but arg5
2291 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2294 2010-04-01 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/43607
2297 * ipa-type-escape.c (check_call): Do not access non-existing
2300 2010-04-01 Richard Guenther <rguenther@suse.de>
2304 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2305 Jack Howarth <howarth@bromo.med.uc.edu>
2307 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2310 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2312 * doc/install.texi (Prerequisites): Document libelf usability on
2313 IRIX 5/6 and Solaris 2.
2314 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2315 Update GNU as, GNU ld requirements.
2316 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2317 Document Sun Studio compiler download.
2318 Update and simplify as, ld recommendations.
2319 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2321 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2323 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2324 with_tune_32 to pentium4.
2326 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2328 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2330 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2332 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2333 obsoletion, removal.
2335 Document GNU as requirement.
2336 Update configure requirements.
2337 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2338 Recomment IRIX 6.5.18+.
2339 Document IDF/IDL requirement.
2340 Document GNU as requirement.
2341 Document GNU ld bootstrap failure.
2342 Remove freeware.sgi.com reference.
2344 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2346 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2347 UNIX V4.0, V5.0 obsoletion, removal.
2348 Remove --with-gc=simple reference.
2349 Update VM requirements during bootstrap.
2350 Remove -oldas bootstrap description.
2351 Update binutils reference.
2352 Remove comparison failure note.
2354 2010-03-31 Richard Guenther <rguenther@suse.de>
2355 Zdenek Dvorak <ook@ucw.cz>
2356 Sebastian Pop <sebastian.pop@amd.com>
2359 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2360 with multiple arguments.
2361 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2363 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2365 * graphite-dependences.c (print_pddr): Call print_pdr with an
2367 * graphite-poly.c (debug_pdr): Add an extra argument for the
2370 (print_pbb_domain): Same.
2372 (print_scop_context): Same.
2374 (print_cloog): Same.
2375 (debug_pbb_domain): Same.
2379 (debug_scop_context): Same.
2381 (debug_cloog): Same.
2382 (print_scop_params): Same.
2383 (debug_scop_params): Same.
2384 (print_iteration_domain): Same.
2385 (print_iteration_domains): Same.
2386 (debug_iteration_domain): Same.
2387 (debug_iteration_domains): Same.
2388 (print_scattering_function): Same.
2389 (print_scattering_functions): Same.
2390 (debug_scattering_function): Same.
2391 (debug_scattering_functions): Same.
2392 * graphite-poly.h (debug_pdr): Update declaration.
2394 (print_pbb_domain): Same.
2396 (print_scop_context): Same.
2398 (print_cloog): Same.
2399 (debug_pbb_domain): Same.
2403 (debug_scop_context): Same.
2405 (debug_cloog): Same.
2406 (print_scop_params): Same.
2407 (debug_scop_params): Same.
2408 (print_iteration_domain): Same.
2409 (print_iteration_domains): Same.
2410 (debug_iteration_domain): Same.
2411 (debug_iteration_domains): Same.
2412 (print_scattering_function): Same.
2413 (print_scattering_functions): Same.
2414 (debug_scattering_function): Same.
2415 (debug_scattering_functions): Same.
2417 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2419 * graphite-poly.c (print_scattering_function_1): New.
2420 (print_scattering_function): Call it.
2421 (print_scop_params): Remove spaces at the end of lines.
2424 * graphite-poly.h (print_cloog): Declared.
2425 (debug_cloog): Declared.
2427 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2429 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2431 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2432 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2433 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2434 to switch between adding the IV bump in loop->latch or in loop->header.
2436 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2438 * graphite-poly.c (print_scattering_function): Pretty print following
2441 (print_pbb_domain): Same.
2442 (dump_gbb_cases): Same.
2443 (dump_gbb_conditions): Same.
2446 (print_scop_params): Same.
2447 (print_scop_context): Same.
2449 (print_pbb_body): New.
2450 (lst_indent_to): New.
2451 (print_lst): Start new lines with a #.
2452 * graphite-poly.h (pbb_bb): New.
2453 (pbb_index): Use pbb_bb.
2454 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2456 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2458 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2460 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2461 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2462 and 0 instead of 1 for dw_val_class_flag.
2463 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2464 dw_val_class_range_list, dw_val_class_loc_list,
2465 dw_val_class_lineptr and dw_val_class_macptr, use
2466 DW_FORM_flag_present for dw_val_class_flag and
2467 DW_FORM_exprloc for dw_val_class_loc.
2468 (output_die): For -gdwarf-4 print dw_val_class_loc
2469 size as uleb128 instead of 1 or 2 bytes and don't print
2470 anything for dw_val_class_flag.
2472 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2473 instead of cselib_lookup following by tweaking locs->setting_insn.
2476 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2477 even before returning from label, setjmp call or volatile asm
2480 2010-03-31 Richard Guenther <rguenther@suse.de>
2483 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2484 temporary data on stack.
2486 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2488 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2489 (PUSHSECTION_ASM_OP): Remove.
2490 (POPSECTION_ASM_OP): Remove.
2491 (PUSHSECTION_FORMAT): Remove.
2492 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2493 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2494 * config/sol2.c (solaris_output_init_fini): Use it.
2496 2010-03-31 Jie Zhang <jie@codesourcery.com>
2499 * opt-functions.awk (var_type_struct): Use signed char type
2500 for simple variables.
2502 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2504 * config/sol2.c: Include output.h.
2505 (solaris_assemble_visibility): New function.
2506 * config/t-sol2 (sol2.o): Add output.h dependency.
2507 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2508 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2511 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2514 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2515 V2SImode or XFmode on PRE_DEC.
2518 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2521 2010-03-31 Jie Zhang <jie@codesourcery.com>
2524 * reload.h (caller_save_initialized_p): Declare.
2525 * toplev.c (backend_init_target): Don't call
2526 init_caller_save but set caller_save_initialized_p to false.
2527 * caller-save.c (caller_save_initialized_p): Define.
2528 (init_caller_save): Check caller_save_initialized_p.
2529 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2531 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2534 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2535 and soft-fp/t-softfp to tmake_file.
2536 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2537 (LIBGCC2_TF_CEXT): Define.
2540 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2543 * cselib.c (n_useless_values): Document handling of debug locs.
2544 (n_useless_debug_values, n_debug_values): New variables.
2545 (new_elt_loc_list): Don't add to debug values, keep count.
2546 (promote_debug_loc): New.
2547 (cselib_reset_table): Zero new variables.
2548 (entry_and_rtx_equal_p): Promote debug locs.
2549 (discard_useless_locs): Increment n_useless_debug_values for
2551 (remove_useless_values): Adjust n_useless_values and n_debug_values
2552 with n_useless_debug_values.
2553 (add_mem_for_addr): Promote debug locs.
2554 (cselib_lookup_mem): Likewise.
2555 (cselib_lookup_addr): Renamed to...
2556 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2557 (cselib_log_lookup): ... this. Turn into...
2558 (cselib_lookup_addr): ... new wrapper.
2559 (cselib_lookup_from_insn): New.
2560 (cselib_invalidate_regno): Increment n_useless_debug_values for
2562 (cselib_invalidate_mem): Likewise.
2563 (cselib_process_insn): Take n_deleted and n_debug_values into
2564 account to guard remove_useless_value call.
2565 (cselib_finish): Zero n_useless_debug_values.
2566 * cselib.h (cselib_lookup_from_insn): Declare.
2567 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2568 (sched_analyze_2): Likewise.
2570 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2572 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2574 (adjust_mems): Replace narrowing SUBREG of expression containing
2575 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2576 with operations in the narrower mode.
2579 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2580 regs_invalidated_by_call instead all call_used_reg_set registers.
2582 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2585 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2586 pointer comparisons with types_compatible_p.
2587 * tree-vect-stmts.c (vectorizable_call): Same.
2588 (vectorizable_condition): Same.
2590 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2592 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2593 stack check if the mask would be zero.
2595 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2596 Jack Howarth <howarth@bromo.med.uc.edu>
2598 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2601 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2604 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2606 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2607 Include ___unordxf2 and ___unordtf2.
2608 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2611 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2613 * config/lm32/t-lm32: New file.
2614 * config.gcc: Use the above file when targetting lm32.
2616 2010-03-28 Duncan Sands <baldrick@free.fr>
2618 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2620 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2623 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2624 Improve vectorization cost model diagnostic.
2626 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2629 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2630 compute_data_dependences_for_loop returns false, early exit
2631 and output an extra diagnostic for the failed data reference
2634 2010-03-29 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/43560
2637 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2638 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2640 2010-03-29 Jie Zhang <jie@codesourcery.com>
2643 * toplev.c (process_options): Set optimization_default_node
2644 and optimization_current_node.
2645 * opts.c (decode_options): Don't set optimization_default_node
2646 and optimization_current_node.
2648 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2650 * config/rtems.h: Abandon -qrtems_debug.
2652 2010-03-28 Jan Hubicka <jh@suse.cz>
2654 PR tree-optimization/43505
2655 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2656 map should not be copied.
2658 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2661 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2662 cdtors, set DECL_PRESERVE_P.
2663 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2666 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2668 PR tree-optimization/43528
2669 * stor-layout.c (place_field): Check that constant fits into
2670 unsigned HWI when skipping calculation of MS bitfield layout.
2672 2010-03-27 Jan Hubicka <jh@suse.cz>
2675 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2676 notice_global_symbol work.
2678 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2680 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2681 instead of dwarf2out_decl.
2682 (struct var_loc_node): Remove section_label field.
2683 (dwarf2out_function_decl): New function.
2684 (dwarf2out_var_location): Don't set section_label field.
2685 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2687 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2689 PR tree-optimization/43544
2690 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2691 First argument for builtin vectorized function hook is now a
2692 tree to be able to distinguish between machine specific and
2694 * targhooks.c (default_builtin_vectorized_function): Ditto.
2695 * targhooks.h (default_builtin_vectorized_function): Ditto.
2696 * target.h (struct gcc_target): Ditto.
2697 * tree-vect-stmts.c (vectorizable_function): Ditto.
2698 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2699 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2702 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2705 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2706 nested binding iff it is a FUNCTION_DECL.
2707 (store_parm_decls_newstyle): Pass nested=true to bind for
2708 FUNCTION_DECLs amongst parameters.
2710 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2712 * var-tracking.c (vt_expand_loc_callback): Don't run
2713 cselib_expand_value_rtx_cb in dummy mode if
2714 cselib_dummy_expand_value_rtx_cb returned false.
2716 * var-tracking.c (emit_note_insn_var_location): For one part
2717 notes with offset 0, don't add EXPR_LIST around the location.
2718 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2719 add_location_or_const_value_attribute): Adjust for that change.
2722 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2723 into first operand and location into second.
2724 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2725 dw_cfi_oprnd_loc for DW_CFA_expression.
2726 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2727 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2728 assume first argument is regnum and second argument is location.
2730 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2733 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2734 of scratch register to DImode. Split to DImode comparison operator.
2735 Use SImode subreg of scratch register in the multiplication.
2736 (*cmp_sadd_sidi): Ditto.
2737 (*cmp_ssub_si): Ditto.
2738 (*cmp_ssub_sidi): Ditto.
2740 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2743 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2744 Remove invalid assert and wrong comment.
2746 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2749 * flags.h (final_insns_dump_p): New extern.
2750 * final.c (final_insns_dump_p): New variable.
2751 (rest_of_clean_state): Set it before -fdump-final-insns=
2752 dumping, clear afterwards.
2753 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2754 MEM_ALIAS_SET on MEMs.
2756 2010-03-26 David S. Miller <davem@davemloft.net>
2758 * configure.ac: Fix sparc GOTDATA_OP bug check.
2759 * configure: Rebuild.
2761 2010-03-26 Alan Modra <amodra@gmail.com>
2763 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2765 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2767 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2768 TLS_SECTION_ASM_FLAG.
2770 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2773 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2774 Clear first_function_block_is_cold.
2777 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2778 argument if the argument is truth_value_p.
2780 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2782 * config/rs6000/constraints.md: Update copyright year for my changes.
2785 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2786 used in reg+reg addressing, swap registers.
2788 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2791 * target.h (struct gcc_target): Add code_end hook.
2792 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2794 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2795 * toplev.c (compile_file): Call targetm.asm_out.code_end
2796 hook before unwind info/debug info output.
2797 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2798 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2799 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2800 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2801 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2802 * config/i386/i386.c (ix86_file_end): Renamed to...
2803 (ix86_code_end): ... this. Make static. Don't call
2804 file_end_indicate_exec_stack. Emit unwind info using
2805 final_start_function/final_end_function.
2806 (darwin_x86_file_end): Remove.
2807 (TARGET_ASM_CODE_END): Define.
2808 * config/i386/i386.h (TARGET_ASM_FILE_END,
2809 NEED_INDICATE_EXEC_STACK): Don't define.
2810 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2811 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2812 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2813 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2816 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2817 at the beginning and final_end_function at the end.
2818 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2820 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2822 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2823 and Sun as TLS syntax.
2824 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2825 * configure: Regenerate.
2826 * config.in: Regenerate.
2827 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2828 (default_elf_asm_named_section): Use it.
2829 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2830 (i386_output_dwarf_dtprel): Likewise.
2831 (output_addr_const_extra): Likewise.
2832 (output_pic_addr_const): Lowercase @GOTTPOFF.
2833 (output_addr_const_extra): Likewise.
2834 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2835 (output_addr_const_extra): Likewise.
2836 (output_pic_addr_const): Lowercase @INDNTPOFF.
2837 (output_addr_const_extra): Likewise.
2838 (output_pic_addr_const): Lowercase @NTPOFF.
2839 (output_addr_const_extra): Likewise.
2840 (output_pic_addr_const): Lowercase @TPOFF.
2841 (output_addr_const_extra): Likewise.
2842 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2843 (*tls_global_dynamic_64): Likewise.
2844 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2845 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2847 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2848 (ASM_OUTPUT_TLS_COMMON): Use it.
2849 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2852 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2853 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2854 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2855 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2856 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2857 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2859 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2861 * config/i386/i386.c (override_options): Don't accept
2862 -mtls-dialect=sun any longer.
2863 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2864 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2865 (*tls_local_dynamic_base_32_sun): Likewise.
2866 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2868 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2871 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2872 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2875 * ira.c (adjust_cleared_regs): New function.
2876 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2880 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2882 * expr.c (expand_expr_real): Restore previous
2883 curr_insn_source_location and curr_insn_block after
2884 expand_expr_real_1 call.
2885 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2886 instead of expand_expr_real_1.
2888 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2890 PR rtl-optimization/43413
2891 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2894 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2897 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2898 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2900 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2902 * config/i386/i386.c (ix86_target_string): Add -mfma.
2903 Fix a typo in comment.
2905 2010-03-22 Mike Stump <mikestump@comcast.net>
2908 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2909 Don't overly align based upon packed packed fields.
2911 2010-03-22 Jason Merrill <jason@redhat.com>
2913 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2914 Use () rather than [], and move before the element type.
2916 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2918 * doc/configfiles.texi (Configuration Files): Removed
2919 fixinc/Makefile*, intl/Makefile.*.
2920 * doc/makefile.texi: Fixed markup. Abstract from version
2921 control system used.
2922 (Makefile): Removed obsolete gcc/java/parse.y example.
2923 * doc/sourcebuild.texi: Likewise.
2924 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2925 libgomp, libssp. Removed fastjar.
2926 (Miscellaneous Docs): Clarify location.
2927 Added COPYING3, COPYING3.LIB.
2928 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2930 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2933 * config/i386/i386.c (x86_function_profiler)
2934 [!NO_PROFILE_COUNTERS]: Fix typo.
2935 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2938 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2939 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2941 * doc/sourcebuild.texi (Test Directives): Split into six
2942 subsections, with most of the current text in new subsections
2943 Directives, Selectors, and Final Actions.
2944 (Directives): Split list of test directives into multiple
2946 (Selectors): Describe use and syntax of selectors.
2947 (Effective-Target Keywords): Describe all existing keywords.
2948 (Add Options): Describe features for dg-add-options.
2949 (Require Support): Describe variants of dg-require-support.
2950 (Final Actions): Describe commands to use in dg-final.
2952 2010-03-22 Michael Matz <matz@suse.de>
2955 * recog.c (validate_replace_rtx_group): Replace also in
2956 REG_EQUAL and REG_EQUIV notes.
2958 2010-03-22 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/43390
2961 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2962 sure vector extracts are type correct.
2964 2010-03-22 Richard Guenther <rguenther@suse.de>
2967 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2968 x * sqrt (x) even when optimizing for size if the target
2969 has native support for sqrt.
2971 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2973 * varasm.c (make_decl_rtl_for_debug): Also clear
2974 flag_mudflap for the duration of make_decl_rtl call.
2977 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2978 locs from preserved VALUEs.
2980 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2983 * pa.md (movmemsi): Set align to one if zero.
2984 (movmemdi): Likewise.
2986 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2989 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2990 with their corresponding prologue pushes.
2992 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2995 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2996 at the begining or end.
2997 (spu_expand_epilogue): Likewise.
2999 2010-03-20 Richard Guenther <rguenther@suse.de>
3001 PR rtl-optimization/43438
3002 * combine.c (make_extraction): Properly zero-/sign-extend an
3003 extraction of the low part of a CONST_INT. Also handle
3006 2010-03-19 Mike Stump <mikestump@comcast.net>
3008 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3009 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3010 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3012 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3015 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3018 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3020 PR rtl-optimization/42258
3021 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3022 use that may match DEF.
3025 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3026 the cost of loading the constant rather than assuming
3028 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3029 outer code is AND, do the same tests as the andsi3 expander and
3030 return COSTS_N_INSNS (1) if and is cheap.
3032 * optabs.c (avoid_expensive_constant): Fix formatting.
3034 2010-03-19 Michael Matz <matz@suse.de>
3037 * attribs.c (decl_attributes): When rebuilding a function pointer
3038 type use the same qualifiers as the original pointer type.
3040 2010-03-19 Martin Jambor <mjambor@suse.cz>
3042 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3043 and is_gimple_ip_invariant_address.
3045 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3048 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3050 * config/arm/arm.c (arm_override_options): Turn off
3051 flag_dwarf2_cfi_asm for AAPCS variants.
3053 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3056 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3057 Use PRE_MODIFY instead of PRE_DEC.
3058 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3059 (vfp_emit_fstmd): Likewise.
3061 2010-03-19 Michael Matz <matz@suse.de>
3064 * builtins.c (expand_builtin_interclass_mathfn,
3065 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3068 2010-03-19 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/43415
3071 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3072 (phi_translate_1): ... this.
3073 (phi_translate): Move all caching here. Cache all NARY
3074 and REFERENCE translations.
3076 2010-03-19 David S. Miller <davem@davemloft.net>
3078 With help from Eric Botcazou.
3079 * config/sparc/sparc.c: Include dwarf2out.h.
3080 (emit_pic_helper): Delete.
3081 (pic_helper_symbol_name): Delete.
3082 (pic_helper_emitted_p): Delete.
3083 (pic_helper_needed): New.
3084 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3085 (get_pc_thunk_name): New.
3086 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3087 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3088 Set pic_helper_needed to true. Don't call emit_pic_helper.
3089 (sparc_expand_prologue): Update load_pic_register call.
3090 (sparc_output_mi_thunk): Likewise.
3091 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3092 thunk if possible. Output CFI information as needed.
3094 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3095 Jack Howarth <howarth@bromo.med.uc.edu>
3098 * config/i386/i386.h: Fix ABI on darwin x86-32.
3100 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3102 * tree.h: Declare make_decl_rtl_for_debug.
3103 * varasm.c (make_decl_rtl_for_debug): New.
3104 * dwarf2out.c (rtl_for_decl_location): Call it.
3105 * cfgexpand.c (expand_debug_expr): Call it.
3107 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3110 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3114 * var-tracking.c (vt_init_cfa_base): Do nothing if
3115 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3117 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3120 * var-tracking.c (canonicalize_vars_star): New.
3121 (dataflow_post_merge_adjust): Use it.
3123 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3126 * var-tracking.c (non_suitable_const): New function.
3127 (add_uses): For DEBUG_INSNs with constants, don't record any
3128 value, instead just the constant value itself.
3129 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3130 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3131 (emit_notes_in_bb): Likewise.
3132 (emit_note_insn_var_location): For onepart variables if
3133 cur_loc is a VOIDmode constant, use DECL_MODE.
3135 2010-03-18 Martin Jambor <mjambor@suse.cz>
3138 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3139 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3140 all non-clones. Moved call redirection...
3141 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3142 (cgraph_materialize_all_clones): Dispose of all
3143 combined_args_to_skip bitmaps.
3144 (verify_cgraph_node): Do not check for edges pointing to wrong
3145 nodes in inline clones.
3146 * tree-inline.c (copy_bb): Call
3147 cgraph_redirect_edge_call_stmt_to_callee.
3148 * ipa.c (cgraph_remove_unreachable_nodes): Call
3149 cgraph_node_remove_callees even when there are used clones.
3151 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3155 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3158 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3161 2010-03-18 Michael Matz <matz@suse.de>
3164 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3165 into sqrt(x) if we need to preserve signed zeros.
3167 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3168 Eric Botcazou <ebotcazou@adacore.com>
3170 PR rtl-optimization/43360
3171 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3172 note if we don't know its invariant status.
3174 2010-03-18 Michael Matz <matz@suse.de>
3176 PR tree-optimization/43402
3177 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3178 PHI chains of ssa names registered for update.
3180 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3183 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3184 non-offsettable and pre_modify update addressing.
3185 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3186 and "2" alternatives "#".
3187 (*movdd_softfloat32): Make all alternatives "#";
3188 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3189 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3190 (*movdf_softfloat32): Make all alternatives "#";
3191 (movdi): Use the new DIFD mode iterator to create a common splitter
3192 for movdi, movdf and movdd patterns.
3194 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3196 * common.opt (dumpdir): Remove redundant tab.
3198 2010-03-17 Martin Jambor <mjambor@suse.cz>
3200 PR tree-optimization/43347
3201 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3202 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3204 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3206 PR rtl-optimization/42216
3207 * regrename.c (create_new_chain): New function, broken out from...
3208 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3209 appending a use to an empty chain.
3210 (build_def_use): Remove previous changes that convert OP_INOUT to
3211 OP_OUT operands; instead detect the case where an OP_INOUT operand
3212 uses a previously untracked register and create an empty chain for it.
3214 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3216 * doc/extend.texi (Function Attributes): Rewrite unfinished
3217 sentence in ms_abi documentation.
3219 2010-03-17 Alan Modra <amodra@gmail.com>
3221 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3222 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3223 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3224 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3226 2010-03-16 Richard Henderson <rth@redhat.com>
3229 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3230 (lower_try_finally): Save and restore eh_seq around the expansion
3233 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3235 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3236 statements before splitting block.
3238 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3240 * doc/sourcebuild.texi (Testsuites): Fix markup.
3241 Use pathnames relative to gcc/testsuite.
3242 (Test Directives): Move description of how timeout is determined.
3243 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3244 (C Tests): Correct gcc.misc-tests directory.
3245 Framework tests now live in gcc.test-framework.
3247 2010-03-16 Richard Guenther <rguenther@suse.de>
3250 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3251 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3253 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3254 Alexandre Oliva <aoliva@redhat.com>
3256 PR tree-optimization/42917
3257 * lambda-code.c (remove_iv): Skip debug statements.
3258 (lambda_loopnest_to_gcc_loopnest): Likewise.
3259 (not_interesting_stmt): Debug statements are not interesting.
3261 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3265 * cselib.c (cselib_preserve_constants,
3266 cfa_base_preserved_val): New static variables.
3267 (preserve_only_constants): New function.
3268 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3269 clear its REG_VALUES. If cselib_preserve_constants, don't
3270 empty the whole hash table, but preserve there VALUEs with constants,
3271 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3272 (cselib_preserve_cfa_base_value): New function.
3273 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3274 (cselib_init): Change argument to int bitfield. Set
3275 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3277 (cselib_finish): Clear cselib_preserve_constants and
3278 cfa_base_preserved_val.
3279 * cselib.h (enum cselib_record_what): New enum.
3280 (cselib_init): Change argument to int.
3281 (cselib_preserve_cfa_base_value): New prototype.
3282 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3283 * dse.c (dse_step1): Likewise.
3284 * cfgcleanup.c (thread_jump): Likewise.
3285 * sched-deps.c (sched_analyze): Likewise.
3286 * gcse.c (local_cprop_pass): Likewise.
3287 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3288 If FN is non-NULL, call the callback always and whenever it returns
3289 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3290 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3291 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3292 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3293 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3294 * var-tracking.c: Include recog.h.
3295 (bb_stack_adjust_offset): Remove.
3296 (vt_stack_adjustments): Don't call it, instead just gather the
3297 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3298 (adjust_stack_reference): Remove.
3299 (compute_cfa_pointer): New function.
3300 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3301 (struct adjust_mem_data): New type.
3302 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3304 (get_address_mode): New function.
3305 (replace_expr_with_values): Use it.
3306 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3307 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3308 (adjust_sets): Remove.
3309 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3310 Use get_address_mode.
3311 (get_adjusted_src): Remove.
3312 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3313 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3314 (add_with_sets): Don't call adjust_sets.
3315 (fp_setter, vt_init_cfa_base): New functions.
3316 (vt_initialize): Change return type to bool. Move most of pool etc.
3317 initialization to the beginning of the function from end. Pass
3318 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3319 If !frame_pointer_needed, call vt_stack_adjustment before mos
3320 vector is filled, call vt_init_cfa_base if argp/framep has been
3321 eliminated to sp. If frame_pointer_needed and argp/framep has
3322 been eliminated to hard frame pointer, set
3323 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3324 encountering fp setter in the prologue. For MO_ADJUST, call
3325 log_op_type before pusing the op into mos vector, not afterwards.
3326 Call adjust_insn before cselib_process_insn/add_with_sets,
3327 call cancel_changes (0) afterwards.
3328 (variable_tracking_main_1): Adjust for vt_initialize calling
3329 vt_stack_adjustments and returning whether it succeeded or not.
3331 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3333 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3336 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3338 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3340 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3341 drap_reg has not been set.
3343 2010-03-15 Michael Matz <matz@suse.de>
3346 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3347 use it to expand block copies.
3348 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3349 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3350 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3352 2010-03-15 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/43367
3355 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3358 2010-03-15 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/43317
3361 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3363 2010-03-15 Martin Jambor <mjambor@suse.cz>
3365 PR tree-optimization/43141
3366 * tree-sra.c (create_abstract_origin): New function.
3367 (modify_function): Call create_abstract_origin.
3369 2010-03-15 Chris Demetriou <cgd@google.com>
3371 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3377 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3378 call insert_out_of_ssa_copy for default definitions.
3380 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3382 * graphite-clast-to-gimple.c (my_long_long): Defined.
3383 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3384 * graphite-sese-to-poly.c (my_long_long): Defined.
3385 (scop_ivs_can_be_represented): Use it.
3387 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3389 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3390 graphite-max-bbs-per-function, and loop-block-tile-size.
3391 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3393 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3395 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3397 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3398 forward declaration.
3399 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3400 (add_upper_bounds_from_estimated_nit): New.
3401 (build_loop_iteration_domains): Use it.
3403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3405 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3410 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3411 should be an INTEGER_CST. Also handle CASE_CONVERT.
3413 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3415 * graphite.c (graphite_initialize): To bound the number of bbs per
3416 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3417 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3418 * doc/invoke.texi: Document it.
3420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3422 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3423 * graphite-sese-to-poly.h (build_poly_scop): Same.
3425 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3427 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3428 the number of parameters in the scop. Use as an upper bound
3429 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3430 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3431 * doc/invoke.texi: Document it.
3433 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3435 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3436 * doc/c-tree.texi: Remove.
3437 * doc/generic.texi: Merge c-tree.texi here.
3438 * doc/gccint.texi (Trees): Remove menu entry.
3439 (c-tree.texi): Remove @include.
3440 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3441 * doc/languages.texi (Reading RTL): Ditto.
3443 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3446 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3448 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3451 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3452 code added to work around reload clobbering CONST insns.
3454 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3456 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3457 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3458 (cselib_preserve_only_values): Remove retain argument, don't
3459 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3460 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3461 * var-tracking.c (micro_operation): Move insn field before union.
3462 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3463 (struct variable_tracking_info_def): Remove n_mos field, change
3464 mos into a vector of micro_operations.
3465 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3466 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3467 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3468 changing into a vector.
3469 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3470 come before all other uops generated by add_stores.
3471 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3473 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3474 a vector. Run just one pass over the bbs instead of separate counting
3475 and computation phase.
3476 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3479 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3480 into *nonlocalized_list vector.
3481 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3482 even if origin is non-NULL.
3483 (gen_variable_die): Likewise.
3484 (process_scope_var): Don't change origin.
3485 (gen_decl_die): Likewise.
3486 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3487 before adding new edges instead of after it, fix moving over
3490 2010-03-11 David S. Miller <davem@davemloft.net>
3492 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3494 * configure: Rebuild.
3496 2010-03-11 Martin Jambor <mjambor@suse.cz>
3498 PR tree-optimization/43257
3499 * tree.c (assign_assembler_name_if_neeeded): New function.
3500 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3502 * tree.h (assign_assembler_name_if_neeeded): Declare.
3503 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3504 the function if needed.
3506 2010-03-11 Chris Demetriou <cgd@google.com>
3508 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3509 include/stdint-gcc.h, and include/stdint.h world-readable.
3511 2010-03-11 Richard Guenther <rguenther@suse.de>
3513 PR tree-optimization/43255
3514 * tree-vrp.c (process_assert_insertions_for): Do not insert
3515 asserts for trivial conditions.
3517 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3519 PR tree-optimization/43280
3520 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3521 generation. Move calculation of size out of the if branch.
3522 (find_bswap): Modify compare number generation.
3524 2010-03-11 Richard Guenther <rguenther@suse.de>
3527 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3528 (input_gimple_stmt): Fixup handled component types during
3529 operand read. Also fix up decls in ADDR_EXPRs.
3531 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3533 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3534 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3536 2010-03-10 Jan Hubicka <jh@suse.cz>
3539 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3540 * varasm.c (get_variable_section): Don't do that here...
3541 (make_decl_rtl): ... and here.
3542 (do_assemble_alias): Produce decl RTL.
3543 (assemble_alias): Likewise.
3545 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3548 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3549 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3551 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3552 (based_loc_descr): Only express drap or vdrap regno based expressions
3553 using DW_OP_fbreg when not optimizing.
3554 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3555 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3556 REG_CFA_SET_VDRAP note.
3558 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3560 PR tree-optimization/43236
3561 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3562 error in calculation of base address in reverse iteration case.
3563 (generate_builtin): Take number of latch executions if the statement
3566 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3569 * tree-eh.c: Include pointer-set.h.
3570 (lower_eh_dispatch): Filter out duplicate case labels and
3571 remove the unneeded edge when the label is unused. Return
3572 true when some edges are removed.
3573 (execute_lower_eh_dispatch): When any lowering resulted in
3574 removing an edge, also delete unreachable blocks.
3576 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3579 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3580 UNSPEC_MACHOPIC_OFFSET.
3582 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3585 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3586 (m68k_delegitimize_address): New function.
3588 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3591 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3594 * var-tracking.c (adjust_sets): New function.
3595 (count_with_sets, add_with_sets): Use it.
3596 (get_adjusted_src): New inline function.
3597 (add_stores): Use it.
3600 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3601 call cselib_dummy_expand_value_rtx_cb instead of
3602 cselib_expand_value_rtx_cb.
3605 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3606 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3607 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3608 and .cfi_endproc around the pic thunks.
3609 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3610 all queued unwind info register saves are saved before the call.
3611 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3612 considered as sp-=4 for unwind info and the pop as sp+=4 which
3613 also clobbers dest, but doesn't actually restore it.
3616 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3617 RTX_FRAME_RELATED_P.
3619 2010-03-09 Jie Zhang <jie@codesourcery.com>
3621 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3622 whitespaces in output template.
3624 2010-03-09 Jie Zhang <jie@codesourcery.com>
3626 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3629 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3631 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3632 builtins.exp in a separate job.
3634 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3636 * graphite-sese-to-poly.c (add_param_constraints): Use
3637 lower_bound_in_type and upper_bound_in_type.
3639 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3641 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3642 instead of unsigned_type_node.
3644 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3645 Reza Yazdani <reza.yazdani@amd.com>
3648 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3649 on pointer type parameters.
3651 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3655 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3656 handle conversions from pointer to integers.
3657 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3658 induction variable, to be able to work with code generated by CLooG.
3659 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3660 (build_poly_scop): Bail out if we cannot codegen a loop.
3662 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3664 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3665 code generation with gloog_error.
3667 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3669 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3670 Call fold_convert on all the returned values.
3671 (expand_scalar_variables_expr): Pass to
3672 expand_scalar_variables_ssa_name the type of the resulting expression.
3674 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3676 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3677 ppl_min_for_le_pointset.
3678 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3679 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3681 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3683 * graphite-dependences.c (map_into_dep_poly): Removed.
3684 (dependence_polyhedron_1): Use combine_context_id_scat.
3686 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3688 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3689 (struct poly_bb): Same.
3690 (combine_context_id_scat): New.
3692 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3695 * sese.c (name_defined_in_loop_p): Return false for default
3698 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3700 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3701 and clean up the logic.
3703 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3705 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3708 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3710 * var-tracking.c (remove_cselib_value_chains): Define only for
3712 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3713 delete_slot_part, emit_notes_for_differences_1): Don't call
3714 remove_cselib_value_chains here.
3715 (set_slot_part, emit_notes_for_differences_2): Don't call
3716 add_cselib_value_chains here.
3717 (preserved_values): New vector.
3718 (preserve_value): New function.
3719 (add_uses, add_stores, vt_add_function_parameters): Use it
3720 instead of cselib_preserve_value.
3721 (changed_values_stack): New vector.
3722 (check_changed_vars_0): New function.
3723 (check_changed_vars_1, check_changed_vars_2): Use it.
3724 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3725 changed_values_stack VALUEs.
3726 (vt_emit_notes): For all preserved_values call
3727 add_cselib_value_chains. If ENABLE_CHECKING call
3728 remove_cselib_value_chains before verifying value_chains is empty.
3729 Initialize and free changed_values_stack.
3730 (vt_initialize): Initialize preserved_values.
3731 (vt_finalize): Free preserved_values.
3733 2010-03-08 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/43269
3736 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3739 2010-03-08 Martin Jambor <mjambor@suse.cz>
3741 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3742 (ipa_is_param_called): Removed.
3743 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3744 (ipa_print_node_params): Do not print the called flag.
3745 (ipa_write_node_info): Do not stream the called flag.
3746 (ipa_read_node_info): Likewise.
3748 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3751 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3752 * cselib.c (struct expand_value_data): Add dummy field.
3753 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3755 (cselib_dummy_expand_value_rtx_cb): New function.
3756 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3758 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3759 * var-tracking.c: Include pointer-set.h.
3760 (variable): Change n_var_parts to char from int. Add
3761 cur_loc_changed and in_changed_variables fields.
3762 (variable_canonicalize): Remove.
3763 (shared_var_p): New inline function.
3764 (unshare_variable): Maintain cur_loc_changed and
3765 in_changed_variables fields. If var was in changed_variables,
3766 replace it there with new_var. Just copy cur_loc instead of
3767 resetting it to something else.
3768 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3769 (dataflow_set_union): Don't call variable_canonicalize.
3770 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3771 of their DEBUG_EXPR_TREE_DECLs.
3772 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3773 and in_changed_variables and cur_loc_changed is false.
3774 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3775 and cur_loc_changed. Don't update cur_loc here.
3776 (variable_merge_over_src): Don't call variable_canonicalize.
3777 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3778 removing loc that is equal to cur_loc, clear cur_loc,
3779 set cur_loc_changed and ensure variable_was_changed is called.
3780 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3781 compare pointers in cur_loc check, if it is equal to loc,
3782 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3783 (variable_different_p): Remove compare_current_location argument,
3784 don't compare cur_loc.
3785 (dataflow_set_different_1): Adjust variable_different_p caller.
3786 (variable_was_changed): If dv had some var in changed_variables
3787 already, reset in_changed_variables flag for it and propagate
3788 cur_loc_changed over to the new variable. On empty var
3789 always set cur_loc_changed. Set in_changed_variables on whatever
3790 var is added to changed_variables.
3791 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3792 Use shared_var_p. When removing loc that is equal to cur_loc,
3793 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3794 end, don't set it to something else, just call variable_was_changed.
3795 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3796 loc being removed, clear cur_loc and set cur_loc_changed.
3797 Set cur_loc_changed if all locations have been removed.
3798 (struct expand_loc_callback_data): New type.
3799 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3800 allocated. Always create SUBREGs if simplify_subreg failed.
3801 Prefer to use cur_loc, when that fails and still in
3802 changed_variables (and seen first time) recompute it. Set
3803 cur_loc_changed of variables which had to change cur_loc and
3804 compute elcd->cur_loc_changed if any of the subexpressions used
3805 had to change cur_loc.
3806 (vt_expand_loc): Adjust to pass arguments in
3807 expand_loc_callback_data structure.
3808 (vt_expand_loc_dummy): New function.
3809 (emitted_notes): New variable.
3810 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3811 that weren't used for any other decl in current
3812 emit_notes_for_changes call call vt_expand_loc_dummy to update
3813 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3814 first loc_chain location if NULL before. Always use just
3815 cur_loc instead of first loc_chain location. When cur_loc_changed
3816 is false, when not --enable-checking=rtl just don't emit any note.
3817 When rtl checking, compute the note and assert it is the same
3818 as previous note. Clear cur_loc_changed and in_changed_variables
3819 at the end before removing from changed_variables.
3820 (check_changed_vars_3): New function.
3821 (emit_notes_for_changes): Traverse changed_vars to call
3822 check_changed_vars_3 on each changed var.
3823 (emit_notes_for_differences_1): Clear cur_loc_changed and
3824 in_changed_variables. Recompute cur_loc of new_var.
3825 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3826 (vt_emit_notes): Initialize and destroy emitted_notes.
3828 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3830 PR rtl-optimization/42220
3831 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3832 Use verify_reg_tracked to determine if we should use OP_OUT rather
3834 (build_def_use): If we see an in-out operand for a register that we
3835 know nothing about, treat is an output if possible, fail the block if
3838 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3841 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3844 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3847 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3848 uses of relevant DEFs that are dead outside the loop too.
3850 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3852 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3854 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3856 * var-tracking.c (values_to_unmark): New variable.
3857 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3858 values_to_unmark vector. Moved body to...
3859 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3860 instead queue it into values_to_unmark vector.
3861 (vt_find_locations): Free values_to_unmark vector.
3863 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3865 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3866 (site.exp): Export them when plugins are enabled.
3868 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3871 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3873 (chrec_fold_multiply): Same.
3875 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3878 * c-decl.c (build_compound_literal): Return early if init is
3881 2010-03-04 Martin Jambor <mjambor@suse.cz>
3883 PR tree-optimization/43164
3884 PR tree-optimization/43191
3885 * tree-sra.c (type_consists_of_records_p): Reject records with
3886 zero-size bit-fields at the end.
3888 2010-03-04 Mike Stump <mikestump@comcast.net>
3890 * Makefile.in (TAGS): Remove *.y.
3892 2010-03-04 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/40761
3895 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3897 (my_rev_post_order_compute): New function.
3898 (init_pre): Call it.
3900 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3903 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3904 decrease the cost of an IV candidate when the cost is infinite.
3906 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3908 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3909 Use '3DNow!' for the extension of that name, ensure normal space
3911 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3913 2010-03-03 Jeff Law <law@redhat.com>
3915 * PR middle-end/32693
3916 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3917 than gen_rtx_SUBREG.
3918 (extract_bit_field_1): Likewise.
3920 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3922 * doc/sourcebuild.texi (Test directives): Document that arguments
3923 include-opts and exclude-opts are now optional for dg-skip-if,
3924 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3926 2010-03-03 Jason Merrill <jason@redhat.com>
3929 * cgraph.h (varpool_node): Add extra_name field.
3930 * varpool.c (varpool_extra_name_alias): New.
3931 (varpool_assemble_decl): Emit extra name aliases.
3932 (varpool_mark_needed_node): Look past an extra name alias.
3933 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3934 * lto-streamer-in.c (lto_input_tree): Read it.
3935 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3937 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3939 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3940 (sparc*-*-solaris2*): ...this.
3942 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3945 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3946 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3947 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3948 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3951 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3952 fallthrough to default handling, just with want_address 0 instead of 2.
3953 For single element lists, add_AT_loc directly, otherwise create an
3954 artificial variable DIE and stick location list to it.
3957 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3958 (VAL_EXPR_HAS_REVERSE): Define.
3959 (reverse_op): New function.
3960 (add_stores): For reversible operations add an extra MO_VAL_USE.
3962 2010-03-02 Jason Merrill <jason@redhat.com>
3964 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3966 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3968 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3969 (sparc64-*-linux*): Likewise.
3970 (sparc64-*-solaris2*): Include assembler files before linker ones.
3971 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3972 * config/sparc/gas.h: Delete.
3973 * config/sparc/sol2-64.h: Add copyright notice.
3974 * config/sparc/sol2-gas-bi.h: Likewise.
3975 * config/sparc/sol2-gld.h: Likewise.
3976 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3977 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3978 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3979 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3980 (sparc_elf_asm_named_section): Rename into...
3981 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3983 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3985 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3987 2010-03-02 Jeff Law <law@redhat.com>
3990 * reload1.c (rtx_p, substitute_stack): Declare.
3991 (substitute): Record addresses of changed rtxs.
3992 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3993 Restore the original rtx when complete.
3994 (reload): Free subsitute_stack when complete.
3996 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3998 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3999 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4001 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4002 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4003 Torture Tests): Change from subsection to section.
4005 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4006 Steven Bosscher <steven@gcc.gnu.org>
4008 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4011 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4014 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4015 the assignment from the new induction variable to the assignment
4016 of the value from the original loop PHI function.
4018 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4019 Daniel Jacobowitz <dan@codesourcery.com>
4021 * doc/sourcebuild.texi (Test directives): Clarify options to
4024 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4026 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4027 Disable cfi directives unless GCC and gas agree on using read-only
4028 .eh_frame sections for 64-bit.
4029 * configure: Regenerate.
4031 2010-03-01 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/43220
4034 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4035 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4037 2010-03-01 Richard Guenther <rguenther@suse.de>
4038 Martin Jambor <mjambor@suse.cz>
4041 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4042 gimplified parameters.
4044 2010-03-01 Christian Bruel <christian.bruel@st.com>
4046 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4048 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4052 2010-03-01 Richard Guenther <rguenther@suse.de>
4055 * expr.c (expand_assignment): Use the alias-oracle to tell
4056 if the rhs aliases the result decl.
4058 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4061 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4062 to sol_gt_pch_get_address.
4063 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4064 64-bit, SPARC and x86.
4065 (sol_gt_pch_get_address): New function.
4067 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4069 * toplev.h (inform_n, error_n): Declare.
4070 * diagnostic.c (inform_n, error_n): New function.
4072 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4074 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4075 has no rtl yet when processing local_decls, queue it and recheck
4076 if deferred stack allocation hasn't assigned it rtl.
4078 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4080 * config/sh/sh.c (unspec_bbr_uid): New.
4081 (gen_block_redirect): Use it instead of INSN_UID.
4082 (gen_far_branch): Likewise.
4084 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4086 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4087 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4089 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4091 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4092 (Warning Options): -Wno-conversion-null is valid for
4093 Objective-C++ as well.
4094 * doc/tm.texi (Named Address Spaces): Likewise.
4095 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4096 * doc/tree-ssa.texi (Tree SSA): Likewise.
4098 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4101 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4102 by default. Don't set the default arch for
4103 i[34567]86-*-darwin*|x86_64-*-darwin*.
4105 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4108 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4109 default. Set the default 32bit/64bit archs with $with_arch
4110 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4112 2010-02-27 Richard Guenther <rguenther@suse.de>
4114 PR tree-optimization/43186
4115 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4116 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4117 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4118 unroller iterations.
4120 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4122 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4123 required and i[34567]86-*-* targets don't support 64bit ISA.
4125 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4128 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4131 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4133 * config.gcc: Set the default arch at least to Prescott for
4134 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4135 if SSE math is enabled.
4137 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4139 * diagnostic.c (diagnostic_initialize): Update.
4140 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4142 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4143 (diagnostic_inhibit_notes): New.
4144 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4146 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4149 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4150 * doc/standards.texi: Likewise.
4151 * doc/extend.texi: Likewise.
4152 * doc/trouble.texi: Likewise.
4153 * doc/cppopts.texi: Likewise.
4154 * doc/install.texi: Likewise.
4155 * c.opt (std=c90,std=gnu90): New options.
4156 * c-opts.c (c_common_handle_option): Handle them.
4158 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4161 * c-decl.c (undeclared_variable): Use an informative note.
4163 2010-02-26 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/43186
4166 * gimple.h (gimple_fold): Remove.
4167 * gimple.c (gimple_fold): Remove. Inline into single user ...
4168 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4169 Try harder for conditions.
4171 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4174 * function.c (used_types_insert): Don't skip through named pointer
4175 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4176 and it is different from the main variant's type.
4178 2010-02-26 Nick Clifton <nickc@redhat.com>
4180 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4182 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4184 * config.gcc: Support --with-fpmath=sse for x86.
4186 * config/i386/ssemath.h: New.
4188 * doc/install.texi (--with-fpmath=sse): Documented.
4190 2010-02-26 Richard Guenther <rguenther@suse.de>
4192 PR tree-optimization/43188
4193 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4194 vector types of over-aligned element type.
4196 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4199 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4200 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4202 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4204 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4206 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4208 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4209 * var-tracking.c: Include diagnostic.h.
4210 (debug_dv): New function.
4211 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4214 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4215 (add_value_chain, add_value_chains, remove_value_chain,
4216 remove_value_chains): Handle DEBUG_EXPRs.
4217 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4220 * regcprop.c (struct queued_debug_insn_change): New type.
4221 (struct value_data_entry): Add debug_insn_changes field.
4222 (struct value_data): Add n_debug_insn_changes field.
4223 (debug_insn_changes_pool): New variable.
4224 (free_debug_insn_changes, apply_debug_insn_changes,
4225 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4226 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4227 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4229 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4231 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4232 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4233 changes, call cprop_find_used_regs via note_stores.
4234 (copyprop_hardreg_forward): When copying vd from predecessor
4235 which has any queued DEBUG_INSN changes, make sure the pointers are
4236 cleared. At the end call df_analyze and then if there are any
4237 DEBUG_INSN changes queued at the end of some basic block for still
4238 live registers, apply them.
4239 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4241 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4243 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4246 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4248 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4249 targets. Set the default with_cpu/with_arch from arch/cpu.
4250 Allow x86-64 and native for with_cpu/with_arch.
4252 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4254 * ebitmap.c: Change calls to verify_popcount with calls to
4255 sbitmap_verify_popcount.
4256 (ebitmap_clear_bit): Fixed map->cacheindex test and
4257 map>cache update when bit clearing results in an empty
4260 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4263 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4264 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4265 and support both V2DF and V2DI modes.
4266 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4267 support both V2DF and V2DI modes.
4268 (general): Delete trailing whitespace from a few patterns.
4270 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4271 V2DF/V2DI interleave high/low builtins.
4273 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4276 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4277 interleave high/low functions.
4279 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4281 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4282 #pragma extern_prefix.
4284 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4287 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4288 BLKmode, assert op0 is a MEM and just adjust its mode.
4291 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4292 if bitpos isn't multiple of mode's bitsize.
4294 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4296 * c.opt (-ftemplate-depth=): New.
4297 (-ftemplate-depth-): Deprecate.
4298 * optc-gen.awk: Handle -ftemplate-depth=.
4299 * opth-gen.awk: Likewise.
4300 * c-opts.c (c_common_handle_option): Likewise.
4301 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4303 2010-02-24 Jason Merrill <jason@redhat.com>
4305 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4307 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * cfg.c (alloc_aux_for_block): Remove inline.
4310 (alloc_aux_for_edge): Likewise.
4312 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4314 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4316 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4318 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4319 * config/i386/sol2-gas.h: New file.
4320 * config.gcc (i[34567]86-*-solaris2*): Use it.
4322 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4325 * c-typeck.c (ep_convert_and_check): New.
4326 (build_conditional_expr): Use it.
4327 (build_binary_op): Likewise.
4329 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4331 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4334 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4335 bounds even for -O+.
4336 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4337 expr needs to have DECL_NAME set.
4339 2010-02-24 Nick Clifton <nickc@redhat.com>
4341 * config/mep/mep.c: Include gimple.h.
4342 (mep_function_uses_sp): Delete unused function.
4343 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4344 parameters. Use unsigned integers to count args. Return a
4345 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4347 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4350 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4351 greater or equal to nelt instead of 2 * nelt.
4352 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4355 2010-02-23 Jason Merrill <jason@redhat.com>
4358 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4359 in cfun->local_decls even if they have register types.
4362 * stor-layout.c (place_field): Don't warn about unnecessary
4363 DECL_PACKED if the type is packed.
4365 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4368 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4369 GOTOFF relocs, even when the base reg isn't pic pointer.
4371 2010-02-23 Michael Matz <matz@suse.de>
4374 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4375 (expand_gimple_basic_block): Generate and use debug temps if there
4376 are debug uses left after the last real use of TERed ssa names.
4377 Unlink debug immediate uses when they are expanded.
4379 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4382 * config/i386/i386.c (override_options): Reorganise to provide
4383 better error messages.
4385 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4388 * graphite-scop-detection.c (create_single_exit_edge): Move
4389 the call to find_single_exit_edge to....
4390 (create_sese_edges): ...here. Don't handle multiple edges
4391 exiting the function.
4392 (build_graphite_scops): Don't handle multiple edges
4393 exiting the function.
4395 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4398 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4399 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4401 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4404 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4406 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4409 * c-typeck.c (convert_arguments): Print declaration location.
4410 * c-common.c (validate_nargs): Rename as
4411 builtin_function_validate_nargs.
4412 (check_builtin_function_arguments): Update.
4414 2010-02-22 Richard Guenther <rguenther@suse.de>
4417 * tree-inline.c (declare_return_variable): Use the type of
4418 the call stmt lhs if available.
4420 2010-02-22 Duncan Sands <baldrick@free.fr>
4422 * passes.c (register_pass): Always consider all pass lists when
4423 ref_pass_instance_number is zero.
4425 2010-02-22 Richard Guenther <rguenther@suse.de>
4427 PR tree-optimization/42749
4428 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4429 parameter. Do arithmetic in the original type.
4430 (update_accumulator_with_ops): Likewise.
4431 (adjust_accumulator_values): Adjust.
4433 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4435 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4436 (QI to BLKmode splitter): New splitter.
4438 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4441 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4443 2010-02-22 Richard Guenther <rguenther@suse.de>
4445 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4447 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4449 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4450 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4451 ($(T)crti.o, $(T)crtn.o): Remove rules.
4453 2010-02-21 Tobias Burnus <burnus@net-b.de>
4456 * doc/invoke.texi (-fassociative-math): Document that this
4457 option is automatically enabled for Fortran.
4459 2010-02-20 David S. Miller <davem@davemloft.net>
4461 * configure.ac: Test if linker and assembler properly support
4462 GOTDATA_OP relocations.
4463 * configure: Rebuild.
4464 * config.in: Likewise.
4465 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4466 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4467 (movsi_high_pic): Likewise.
4468 (movdi_lo_sum_pic): Likewise.
4469 (movdi_high_pic): Likewise.
4470 (movsi_pic_gotdata_op): New pattern.
4471 (movdi_pic_gotdata_op): Likewise.
4472 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4473 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4475 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4478 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4479 attribute to ssemul.
4480 (xop_mulv2div2di3_high): Ditto.
4482 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4485 * c.opt (Wconversion-null): New option.
4486 * doc/invoke.texi (Wconversion-null): Document.
4488 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4490 * common.opt (Wlarger-than-): Add Undocumented.
4492 2010-02-19 Mike Stump <mikestump@comcast.net>
4494 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4496 2010-02-19 Jason Merrill <jason@redhat.com>
4499 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4500 * configure: Likewise.
4502 2010-02-20 Alan Modra <amodra@gmail.com>
4505 * cgraph.h (cgraph_make_decl_local): Declare.
4506 * cgraph.c (cgraph_make_decl_local): New function.
4507 (cgraph_make_node_local): Use it.
4508 * cgraphunit.c (cgraph_function_versioning): Likewise.
4509 * ipa.c (function_and_variable_visibility): Likewise.
4511 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4514 * except.c (sjlj_emit_function_enter): Don't call
4515 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4517 * rtl.h (add_reg_br_prob_note): Remove prototype.
4519 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4522 * c-common.c (conversion_warning): Remove widening conversions
4523 before checking the conversion of integers to reals.
4525 2010-02-19 Mike Stump <mikestump@comcast.net>
4528 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4531 * cgraphunit.c (process_function_and_variable_attributes): Check
4532 DECL_PRESERVE_P instead of looking up attribute "used".
4533 * ipa-pure-const.c (check_decl): Likewise.
4534 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4535 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4536 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4537 instead of attribute "used".
4538 * config/sol2-c.c (solaris_pragma_init): Likewise.
4539 (solaris_pragma_fini): Likewise.
4541 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4543 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4544 Use XCNEW instead of xcalloc.
4545 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4546 XNEW instead of xmalloc.
4547 (get_fields): Use XNEWVEC instead of xmalloc.
4550 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4551 populate vars array.
4552 (create_new_general_access): For debug stmts just reset value.
4553 (get_stmt_accesses): For accesses within debug stmts just record them
4554 using add_access_to_acc_sites instead of preventing the peeling or
4555 counting them as accesses.
4558 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4560 2010-02-19 Richard Guenther <rguenther@suse.de>
4562 PR tree-optimization/42916
4563 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4566 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4568 * configure.ac: Replace all uses of changequote in macro arguments
4569 with proper quoting.
4571 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4574 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4576 2010-02-19 Richard Guenther <rguenther@suse.de>
4578 PR tree-optimization/42944
4579 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4580 test for aliasing with errno.
4582 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4585 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4586 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4587 * dojump.c: Include output.h.
4588 (inv): New inline function.
4589 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4590 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4591 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4592 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4593 argument, pass it down to other calls.
4594 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4595 add REG_BR_PROB note to the conditional jump.
4596 * cfgexpand.c (add_reg_br_prob_note): Removed.
4597 (expand_gimple_cond): Don't call it, add the probability
4598 as last argument to jumpif_1/jumpifnot_1.
4599 * Makefile.in (dojump.o): Depend on output.h.
4600 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4602 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4603 * stmt.c (do_jump_if_equal): Likewise.
4604 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4605 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4606 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4608 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4609 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4610 jumpifnot_1 callers.
4611 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4613 (store_expr): Adjust jumpifnot caller.
4614 (store_constructor): Adjust jumpif caller.
4617 * gimplify.c (gimple_boolify): For __builtin_expect call
4618 gimple_boolify also on its first argument.
4620 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4622 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4624 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4625 * configure: Regenerated.
4627 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4629 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4630 lang_hooks.types_compatible_p instead of comptypes.
4632 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4634 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4635 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4636 if __prefer_thumb__ is defined.
4638 2010-02-18 Martin Jambor <mjambor@suse.cz>
4640 PR tree-optimization/43066
4641 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4642 array with zero-sized element type.
4644 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4646 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4647 rtx, allocate struct var_loc_node here and return it to the
4648 caller, and only if it is actually needed.
4649 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4650 move it earlier and return immediately if it returns NULL.
4652 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4654 * config/sparc/gas.h: New file. Restore
4655 TARGET_ASM_NAMED_SECTION to its ELF default.
4656 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4658 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4659 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4660 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4661 after sparc/sysv4.h.
4663 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4665 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4667 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4669 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4670 patterns from predicated pattern.
4672 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4676 for insn mnemonic suffix.
4678 2010-02-17 Richard Guenther <rguenther@suse.de>
4680 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4683 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4686 * caller-save.c (save_call_clobbered_regs): If BB ends with
4687 a DEBUG_INSN, move any notes in between last real insn and the last
4688 DEBUG_INSN after the last DEBUG_INSN.
4690 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4692 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4693 Fix return type. Fix argument type. Explain meaning of return value.
4695 2010-02-16 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/41043
4698 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4699 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4701 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4703 2010-02-16 Ira Rosen <irar@il.ibm.com>
4705 PR tree-optimization/43074
4706 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4707 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4708 vectorizable cycles in hybrid SLP check.
4709 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4711 2010-02-16 Richard Guenther <rguenther@suse.de>
4713 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4714 (true_dependence): If memrefs_conflict_p computes must-alias
4715 trust it. Move TBAA check after offset-based disambiguation.
4716 (canon_true_dependence): Likewise.
4718 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4720 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4721 * doc/invoke.texi: Document it.
4722 * var-tracking.c: Include toplev.h and params.h.
4723 (vt_find_locations): Return bool indicating success. Compute
4724 hash sizes unconditionally. Check new parameter, report.
4725 (variable_tracking_main_1): Check vt_find_locations results and
4726 retry. Renamed from...
4727 (variable_tracking_main): ... this. New wrapper to preserve
4728 flag_var_tracking_assignments.
4729 * Makefile.in (var-tracking.o): Adjust dependencies.
4731 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4732 Jakub Jelinek <jakub@redhat.com>
4735 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4736 if weak_import attribute is present.
4737 * config/darwin.c (machopic_select_section): Likewise.
4739 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4741 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4742 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4743 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4744 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4746 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4749 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4752 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4753 Rewrite text to refer to the names.
4755 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4757 * config/i386/i386-builtin-types.def
4758 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4759 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4760 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4761 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4762 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4763 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4764 IX86_BUILTIN_VPERMIL2PS256.
4765 (MULTI_ARG_4_DF2_DI_I): Defined.
4766 (MULTI_ARG_4_DF2_DI_I1): Defined.
4767 (MULTI_ARG_4_SF2_SI_I): Defined.
4768 (MULTI_ARG_4_SF2_SI_I1): Defined.
4769 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4770 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4771 __builtin_ia32_vpermil2ps256.
4772 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4773 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4774 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4775 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4776 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4777 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4778 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4779 CODE_FOR_xop_vpermil2v8sf3.
4780 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4781 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4782 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4783 (_mm256_permute2_pd): New.
4784 (_mm_permute2_ps): New.
4785 (_mm256_permute2_ps): New.
4787 2010-02-15 Nick Clifton <nickc@redhat.com>
4789 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4790 boolean parameters. Use emit_jump_insn when emitting a pop
4791 instruction containing a return insn.
4792 (push): Use 'true' rather than '1' as second parameter to F.
4793 (h8300_expand_prologue): Likewise.
4794 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4795 (h8300_expand_epilogue): Likewise.
4797 2010-02-15 Richard Guenther <rguenther@suse.de>
4800 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4803 2010-02-15 Nick Clifton <nickc@redhat.com>
4805 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4808 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4810 * intl.c (fake_ngettext): New function.
4811 * intl.h (fake_ngettext): Declare.
4812 (ngettext): Define macro.
4813 * collect2.c (notice_translated): New function.
4814 (main): Use notice_translated and ngettext.
4815 * collect2.h (notice_translated): Declare.
4817 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4819 * reorg.c (delete_computation): Comment fixes.
4820 * caller-save.c (setup_save_areas): Idem.
4821 * sel-sched-dump.c (dump_lv_set): Idem.
4824 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4826 * config/s390/s390.c (s390_sched_init): New function.
4827 (TARGET_SCHED_INIT): Target hook defined.
4829 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4830 Jack Howarth <howarth@bromo.med.uc.edu>
4831 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4834 Partial revert of unintended change in fix for PR41605.
4835 * config/darwin.h: Fix typo.
4836 * config/darwin9.h: Same.
4838 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4840 * c-pch.c (pch_init): Clear v.
4842 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4845 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4846 graphite_can_represent_init for MULT_EXPR.
4848 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4852 * graphite-sese-to-poly.c (remove_phi): New.
4853 (translate_scalar_reduction_to_array): Call remove_phi.
4855 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4858 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4859 * graphite-clast-to-gimple.h (gloog): Update declaration.
4860 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4861 * graphite-poly.h (struct poly_bb): Add missing comments.
4862 (struct scop): Add poly_scop_p field.
4864 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4865 * graphite.c (graphite_transform_loops): Build the polyhedral
4866 representation for each scop before code generation.
4867 * sese.c (rename_variables_in_operand): Removed.
4868 (rename_variables_in_expr): Return the renamed expression.
4869 (rename_sese_parameters): New.
4870 * sese.h (rename_sese_parameters): Declared.
4872 2010-02-11 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/42998
4875 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4876 POINTER_PLUS_EXPR properly.
4878 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4879 Changpeng Fang <changpeng.fang@amd.com>
4882 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4883 the cost of an IV candidate when the IV is used in a test against zero.
4885 * gcc.dg/tree-ssa/ivopts-3.c: New.
4887 2010-02-11 Richard Guenther <rguenther@suse.de>
4890 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4891 pointer-vs-decl case by swapping refs. Handle some cases
4892 of pointer-vs-decl disambiguations more conservatively.
4893 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4894 to false after expanding.
4896 2010-02-11 Richard Guenther <rguenther@suse.de>
4899 * gcc.c (process_command): Handle LTO file@offset case more
4902 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4904 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4905 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4907 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4909 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4910 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4911 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4912 Optimize eq/ne comparisons when both arguments are known to be
4914 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4915 Don't mask operands unnecessarily if they are known to be already
4918 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4920 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4923 2010-02-10 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/43017
4926 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4927 for wrapping signed arithmetic.
4929 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4932 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4933 if no debug info should be emitted for it.
4935 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4937 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4938 note when flag_exceptions is set.
4940 2010-02-10 Duncan Sands <baldrick@free.fr>
4942 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4944 2010-02-10 Richard Guenther <rguenther@suse.de>
4947 * tree.c (get_unwidened): Handle constants.
4948 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4950 2010-02-10 Martin Jambor <mjambor@suse.cz>
4953 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4954 check for variable argument counts independently.
4956 2010-02-10 Christian Bruel <christian.bruel@st.com>
4959 * config/sh/sh.c (find_barrier): Increase length for non delayed
4960 conditional branches.
4962 2010-02-10 Christian Bruel <christian.bruel@st.com>
4964 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4966 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4968 * builtins.c (set_builtin_user_assembler_name): Also handle
4969 ffs if int is smaller than word.
4971 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4974 * ira-conflicts.c (get_dup): Remove.
4975 (process_reg_shuffles): Add new parameter. Use it as an
4976 additional guard for copy generation.
4977 (add_insn_allocno_copies): Rewrite.
4979 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4981 * common.opt (fsched2-use-traces): Preserved for backward
4983 * doc/invoke.texi: Remove the documentation about option
4984 -fsched2-use-traces.
4985 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4986 flag_sched2_use_traces.
4987 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4988 the backward compatibility flag section.
4990 2010-02-09 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/43008
4993 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4994 make HEAP variables initialized from global memory if they
4995 are not known builtin functions.
4996 (find_func_aliases): Adjust.
4998 2010-02-09 Richard Guenther <rguenther@suse.de>
5000 PR tree-optimization/43000
5001 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5002 arithmetic manually.
5004 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5006 PR tree-optimization/42931
5007 * tree-loop-linear.c (try_interchange_loops): Don't call
5008 double_int_mul if estimated_loop_iterations failed.
5010 2010-02-08 Martin Jambor <mjambor@suse.cz>
5013 * tree-sra.c (build_accesses_from_assign): Do not mark in
5014 should_scalarize_away_bitmap if stmt has volatile ops.
5015 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5018 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5020 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5022 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5024 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5027 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5030 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5032 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5035 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5036 to unknown_dependence.
5037 (graphite_legal_transform_dr): Handle the unknown_dependence.
5038 (graphite_carried_dependence_level_k): Same.
5040 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5042 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5044 2010-02-07 Richard Guenther <rguenther@suse.de>
5047 * expr.c (get_inner_reference): Always initialize *pbitsize.
5049 2010-02-07 Richard Guenther <rguenther@suse.de>
5052 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5053 new ARRAY_REFs on variable size element or minimal index arrays.
5055 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5056 gimple_fold_indirect_ref.
5058 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5061 * arm.c (arm_override_options): Just return if the user has specified
5062 an invalid fpu name.
5064 2010-02-03 Jason Merrill <jason@redhat.com>
5067 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5068 i386_pe_maybe_record_exported_symbol.
5070 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5073 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5074 (pa_delegitimize_address): New function.
5076 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5078 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5079 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5081 2010-02-05 Richard Guenther <rguenther@suse.de>
5084 * lto-streamer-in.c (get_resolution): Deal with references
5085 to undefined functions.
5087 2010-02-05 Richard Guenther <rguenther@suse.de>
5089 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5090 (fold_const_aggregate_ref): Likewise.
5091 (ccp_fold_stmt): Substitute loads.
5092 (maybe_fold_reference): Verify types before substituting.
5094 (fold_gimple_assign): Unshare properly.
5095 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5097 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5099 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5100 for rs6000_gen_cell_microcode.
5102 2010-02-04 Richard Guenther <rguenther@suse.de>
5104 PR rtl-optimization/42952
5105 * dse.c (const_or_frame_p): Remove MEM handling.
5107 2010-02-04 Nick Clifton <nickc@redhat.com>
5109 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5110 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5111 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5112 (mn10300_asm_output_mi_thunk): New function.
5113 (mn10300_can_output_mu_thunk): New function.
5114 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5115 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5116 (FUNCTION_ARG): Delete incorrect comment.
5118 2010-02-03 Jason Merrill <jason@redhat.com>
5121 * fold-const.c (operand_equal_p): Handle erroneous types.
5123 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5125 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5127 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5129 PR rtl-optimization/42941
5130 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5133 2010-02-03 Jason Merrill <jason@redhat.com>
5136 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5138 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5141 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5142 (cselib_reset_table): Renamed from...
5143 (cselib_reset_table_with_next_value): ... this.
5144 (cselib_get_next_uid): Renamed from...
5145 (cselib_get_next_unknown_value): ... this.
5146 * cselib.c (next_uid): Renamed from...
5147 (next_unknown_value): ... this.
5148 (cselib_clear_table): Adjust.
5149 (cselib_reset_table): Adjust. Renamed from...
5150 (cselib_reset_table_with_next_value): ... this.
5151 (cselib_get_next_uid): Adjust. Renamed from...
5152 (cselib_get_next_unknown_value): ... this.
5153 (get_value_hash): Use hash.
5154 (cselib_hash_rtx): Likewise.
5155 (new_cselib_val): Adjust. Set and dump uid.
5156 (cselib_lookup_mem): Pass next_uid as hash.
5157 (cselib_subst_to_values): Likewise.
5158 (cselib_log_lookup): Dump uid.
5159 (cselib_lookup): Pass next_uid as hash. Adjust.
5160 (cselib_process_insn): Adjust.
5161 (cselib_init): Initialize next_uid.
5162 (cselib_finish): Adjust.
5163 (dump_cselib_table): Likewise.
5164 * dse.c (canon_address): Dump value uid.
5165 * print-rtl.c (print_rtx): Print value uid.
5166 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5168 (dv_uid): New function, sort of renamed from...
5169 (dv_htab_hash): ... this, reimplemented in terms of it and...
5170 (dv_uid2hash): ... this. New.
5171 (variable_htab_eq): Drop excess assertions.
5172 (tie_break_pointers): Removed.
5173 (canon_value_cmp): Compare uids.
5174 (variable_post_merge_New_vals): Print uids.
5175 (vt_add_function_parameters): Adjust.
5176 (vt_initialize): Reset table. Adjust.
5178 2010-02-03 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/42944
5181 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5182 (call_may_clobber_ref_p_1): Likewise. Properly handle
5183 malloc and calloc clobbering errno.
5185 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5187 * doc/invoke.texi: Fix name of sched1 dump.
5189 * opts.c (decode_options): Set flag_tree_switch_conversion
5190 only conditionally on optimize >= 2.
5192 * gcse.c: Assorted comment fixes in pass description.
5194 2010-02-03 Anthony Green <green@moxielogic.com>
5196 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5197 nop padding in order to maintain alignment of storage location of
5198 target function address.
5199 (moxie_trampoline_init): Store target function address at newly
5201 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5203 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5205 2010-02-03 Richard Guenther <rguenther@suse.de>
5208 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5210 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5212 * config.gcc: Reenable check for obsolete targets.
5213 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5214 mips-sgi-irix6.[0-4]*.
5216 2010-02-02 Nick Clifton <nickc@redhat.com>
5218 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5219 constant size of 4 as being the same as 0.
5220 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5221 can take values in the range 0..4.
5223 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5226 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5227 as _darwin10_Unwind_FindEnclosingFunction().
5228 * libgcc-libsystem.ver: New.
5230 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5233 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5234 implicitly set registers.
5236 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5238 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5239 (arm_override_options): Allow automatic selection of the thread
5240 pointer register if thumb2.
5241 (legitimize_pic_address): Improve code sequences for Thumb2.
5242 (arm_call_tls_get_addr): Likewise.
5243 (legitimize_tls_address): Likewise.
5244 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5245 (pic_load_addr_32bit): ... this. New named pattern.
5246 * thumb2.md (pic_load_addr_thumb2): Delete.
5247 (pic_load_dot_plus_four): Delete.
5248 (tls_load_dot_plus_four): New named pattern.
5250 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5253 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5254 Document fix for TLS bug.
5256 2010-01-31 Richard Guenther <rguenther@suse.de>
5258 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5259 conservatively correct.
5261 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5265 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5267 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5269 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5271 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5273 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5275 * config.gcc: Adjust order of makefile fragments for mingw targets.
5277 2010-01-31 Richard Guenther <rguenther@suse.de>
5280 * gimplify.c (gimplify_init_constructor): For volatile LHS
5281 initialize a temporary.
5283 2010-01-31 Matthias Klose <doko@ubuntu.com>
5285 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5287 * configure: Regenerate.
5289 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5291 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5292 the same alias set and their sizes different constantness.
5293 (aliasing_component_refs_p): Revert 2009-10-24 change.
5295 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5297 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5300 2010-01-29 Richard Guenther <rguenther@suse.de>
5302 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5303 Assert we successfully updated the call.
5305 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5307 PR rtl-optimization/42889
5308 * df.h (df_set_bb_dirty_nonlr): New prototype.
5309 * df-core.c (df_set_bb_dirty_nonlr): New function.
5310 * df-scan.c (df_insn_rescan): Call it instead of
5311 df_set_bb_dirty for DEBUG_INSNs.
5313 2010-01-29 Richard Guenther <rguenther@suse.de>
5316 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5317 quadratic behavior in most cases.
5319 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5322 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5323 in the call to gen_x86_movsicc_0_m1.
5325 2010-01-28 Richard Guenther <rguenther@suse.de>
5327 PR tree-optimization/42871
5328 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5330 2010-01-28 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5333 into call arguments.
5335 2010-01-28 Richard Guenther <rguenther@suse.de>
5338 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5339 the forwarder if the destination is an EH landing pad.
5341 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5343 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5344 block list passed to gimple_duplicate_sese_tail.
5345 (parallelize_loops): Avoid parallelization when the function
5347 Avoid parallelization when the preheader is IRREDUCIBLE.
5348 Try to optimize when estimated_loop_iterations_int is unresolved.
5349 Add the loop's location to the dump file.
5350 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5351 (gimple_duplicate_sese_tail): Remove the check for the latch.
5352 Redirect nexits to the exit block.
5353 Remove handling of the incoming edges to the latch.
5354 Redirect the backedge from the copied latch to the exit bb.
5356 2010-01-28 Michael Matz <matz@suse.de>
5359 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5360 Wrap force_reg into a sequence, emit it before user.
5362 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5364 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5366 (arm_legacy_rev): Likewise.
5367 (thumb_legacy_rev): Likewise.
5369 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5371 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5372 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5373 on MEM's address failed, try avoid_constant_pool_reference and
5374 recurse if it returned something different.
5375 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5376 address, try avoid_constant_pool_reference and recurse if it
5377 returned something different.
5378 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5379 address and avoid_constant_pool_reference returned something
5380 different, don't set have_address.
5382 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5385 * var-tracking.c (val_store): Add modified argument, obey it.
5387 (count_uses): Move down logging of main.
5388 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5389 don't need resolution.
5390 (emit_notes_in_bb): Likewise.
5392 2010-01-27 Richard Guenther <rguenther@suse.de>
5395 * tree-inline.c (remap_decl): Delay remapping of SSA name
5396 default definitions until we need them.
5398 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5400 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5401 (rs6000_delegitimize_address): New function.
5403 * config/s390/s390.c (s390_delegitimize_address): Call
5404 delegitimize_mem_from_attrs.
5407 * tree-inline.c (cannot_copy_type_1): Removed.
5408 (copy_forbidden): Don't forbid copying of functions containing
5409 records/unions with variable length fields.
5411 2010-01-27 Christian Bruel <christian.bruel@st.com>
5415 * config/sh/sh.c (find_barrier): Increase length for non delayed
5416 conditional branches.
5418 2010-01-27 Matthias Klose <doko@ubuntu.com>
5420 * configure.ac (gnu-unique-object): Fix ldd version check.
5421 * configure: Regenerate.
5423 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5425 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5427 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5428 Test for HAVE_GNU_AS value.
5430 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5432 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5433 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5434 INT64_TYPE): Define.
5435 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5436 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5437 INT_LEAST64_TYPE): Define.
5438 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5439 UINT_LEAST64_TYPE): Define.
5440 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5441 INT_FAST64_TYPE): Define.
5442 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5443 UINT_FAST64_TYPE): Define.
5444 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5445 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5446 (SIG_ATOMIC_TYPE): Define.
5448 2010-01-26 Richard Guenther <rguenther@suse.de>
5450 * df-scan.c (df_scan_set_bb_info): Remove assert.
5451 (df_insn_rescan_debug_internal): Merge asserts.
5452 (df_install_ref): Likewise.
5453 (df_mark_reg): Use bitmap_set_range.
5454 (df_hard_reg_used_p): Remove assert.
5455 (df_hard_reg_used_count): Likewise.
5457 2010-01-26 Richard Guenther <rguenther@suse.de>
5459 PR rtl-optimization/42685
5460 * web.c (web_main): Ignore DEBUG_INSNs.
5462 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5464 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5466 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5467 Fix types of fndecl and arglist parameters.
5469 2010-01-26 Richard Guenther <rguenther@suse.de>
5472 * tree-eh.c (unsplit_eh): Skip debug insns.
5474 2010-01-26 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/42250
5477 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5479 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5482 * omp-low.c (expand_omp_sections): Only use single_pred if
5483 l2_bb is single_pred_p.
5485 2010-01-25 Christian Bruel <christian.bruel@st.com>
5488 * config/sh/sh.c (find_barrier): Increase length for non delayed
5489 conditional branches.
5490 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5492 2010-01-24 David S. Miller <davem@davemloft.net>
5494 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5495 define if not using GAS.
5496 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5497 Likewise. Delete SECTION_MERGE code, which is only applicable
5500 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5503 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5504 mangling of va_list in system headers.
5506 2010-01-23 Toon Moene <toon@moene.org>
5508 * tree-predcom.c (combine_chains): Return NULL, not false.
5510 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5512 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5513 initialization of variable res to agree with return type.
5515 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5517 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5518 * tree-sra.c: Add include of expr.h.
5520 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5522 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5523 insert the debug stmt on the single non-EH edge from the stmt.
5525 2010-01-22 Richard Henderson <rth@redhat.com>
5528 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5529 the RHS until after generate_subtree_copies has insertted its
5530 code before the current statement.
5532 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5534 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5536 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5538 2010-01-21 Martin Jambor <mjambor@suse.cz>
5540 PR tree-optimization/42585
5541 * tree-sra.c (struct access): New field grp_total_scalarization.
5542 (dump_access): Dump the new field.
5543 (should_scalarize_away_bitmap): New variable.
5544 (cannot_scalarize_away_bitmap): Likewise.
5545 (sra_initialize): Allocate new bitmaps.
5546 (sra_deinitialize): Free new bitmaps.
5547 (create_access_1): New function.
5548 (create_access): Parts moved to create_access_1.
5549 (type_consists_of_records_p): New function.
5550 (completely_scalarize_record): Likewise.
5551 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5552 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5553 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5555 (analyze_all_variable_accesses): Completely scalarize small eligible
5558 2010-01-21 Martin Jambor <mjambor@suse.cz>
5560 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5562 2010-01-21 Andrew Haley <aph@redhat.com>
5564 * gcc.c (process_command): Move lang_specific_driver before
5565 setting cc_libexec_prefix.
5567 2010-01-21 Richard Guenther <rguenther@suse.de>
5570 * fold-const.c (negate_expr_p): Pretend only negative
5571 real constants are easily negatable.
5573 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5574 Jason Merrill <jason@redhat.com>
5576 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5577 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5578 * calls.c (initialize argument_information): Handle it.
5579 * c-common.c (handle_transparent_union_attribute): Use new name.
5580 * c-decl.c (finish_struct): Ditto.
5581 * c-typeck.c (type_lists_compatible_p): Ditto.
5582 (convert_for_assignment): Use new name and also handle record.
5583 * function.c (aggregate_value_p): Handle it.
5584 (pass_by_reference): Ditto.
5585 (assign_parm_data_types): Ditto.
5586 * print-tree.c (print_node): Ditto.
5587 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5588 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5589 * tree.c (first_field): New fn.
5591 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5594 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5595 even when linking statically, for now.
5597 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5600 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5601 without a cselib val.
5602 (count_uses): Accept MO_VAL_SET with no val on stores.
5603 (add_stores): Likewise.
5605 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5607 * var-tracking.c (check_value_val): Add a compile time assertion.
5608 (dv_is_decl_p): Simplify.
5609 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5610 gcc_assert if ENABLE_CHECKING.
5612 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5615 * var-tracking.c: Include tree-flow.h.
5616 (mem_dies_at_call): New.
5617 (dataflow_set_preserve_mem_locs): Use it.
5618 (dataflow_set_remove_mem_locs): Likewise.
5619 (dump_var): Renamed from dump_variable. Adjust all callers.
5620 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5621 * Makefile.in (var-tracking.o): Adjust deps.
5623 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5625 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5627 2010-01-20 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/42717
5630 * tree-ssa-dce.c (get_live_post_dom): Remove.
5631 (forward_edge_to_pdom): Take an arbitrary edge to copy
5632 degenerate PHI args from.
5633 (remove_dead_stmt): Use the first post-dominator even if it
5634 does not contain live statements as redirection destination.
5636 2010-01-20 Richard Guenther <rguenther@suse.de>
5638 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5640 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5642 * sel-sched.c (create_speculation_check): Remove set but not used
5644 (try_transformation_cache): Remove set but not used variable ds.
5645 (calculate_privileged_insns): Remove set but not used variables
5646 cur_insn and min_spec_insn.
5647 (find_best_expr): Remove set but not used variable avail_n.
5648 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5650 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5652 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5653 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5656 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5659 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5660 cpu types. Add support for *-sse3 cpu types.
5661 (x86_64-*-*): Ditto.
5663 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5666 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5667 argument, call initializer_constant_valid_p_1 instead of
5668 initializer_constant_valid_p, pass CACHE to it, return NULL
5669 immediately if first call returns NULL.
5670 (initializer_constant_valid_p_1): New function.
5671 (initializer_constant_valid_p): Use it.
5673 2010-01-20 Thomas Quinot <quinot@adacore.com>
5675 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5677 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5679 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5680 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5681 (loc_list_from_tree): Don't handle unsigned division. Handle
5682 signed modulo using DW_OP_{over,over,div,mul,minus}.
5683 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5684 modulo instead of signed.
5686 2010-01-20 DJ Delorie <dj@redhat.com>
5688 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5690 (h8300_emit_stack_adjustment): Propogate it.
5692 (h8300_expand_prologue): Likewise.
5693 (h8300_expand_epilogue): Likewise.
5695 2010-01-19 Michael Matz <matz@suse.de>
5697 PR tree-optimization/41783
5698 * tree-data-ref.c (toplevel): Include flags.h.
5699 (dump_data_dependence_relation): Also dump the inputs if the
5700 result will be unknown.
5701 (split_constant_offset_1): Look through some conversions.
5702 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5703 the offset from last element is too large.
5704 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5705 (reassociate_to_the_same_stmt): Handle vector registers.
5706 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5708 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5709 wide_prolog_niters argument, emit widening instructions.
5710 (vect_do_peeling_for_alignment): Adjust caller, use widened
5711 variant of the iteration cound.
5712 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5714 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5717 * config/arm/neon-testgen.m (emit_automatics): New parameter
5718 features. Adjust for Fixed_return_reg feature.
5719 (test_intrinsic): Call emit_automatics with new feature.
5720 * config/arm/neon.ml: Update copyright years.
5721 (features): New Fixed_return_reg feature.
5722 (ops): Update feature for Vget_low.
5724 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5726 PR tree-optimization/42719
5727 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5731 * fwprop.c (all_uses_available_at): Return false if def_set dest
5732 is a REG that is used in def_insn.
5734 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5736 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5738 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5741 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5743 * target.h (struct gcc_target) <secondary_reload>: Change type
5744 of last argument to secondary_reload_info *.
5746 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5749 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5750 memory references with unaligned offsets. Remove CQImode handling.
5751 (unaligned_memory_operand): Return 1 for memory references with
5752 unaligned offsets. Remove CQImode handling.
5754 2010-01-18 Richard Guenther <rguenther@suse.de>
5757 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5760 2010-01-18 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/42781
5763 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5764 restrict processing only if the original variable was artificial.
5766 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5768 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5769 find number of popped argument bytes.
5771 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5772 Fix the text that describes the return value for invalid insns.
5774 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5776 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5777 Clarify what 'cost of the -dependence' is. Fix quoting.
5779 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5780 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5782 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5784 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5785 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5787 2010-01-17 Richard Guenther <rguenther@suse.de>
5790 * function.c (split_complex_args): Take a VEC to modify.
5791 (assign_parms_augmented_arg_list): Build a VEC instead of
5792 a chain of PARM_DECLs.
5793 (assign_parms_unsplit_complex): Take a VEC of arguments.
5794 Do not fixup unmodified parms.
5795 (assign_parms): Deal with the VEC.
5796 (gimplify_parameters): Likewise.
5798 2010-01-17 Richard Guenther <rguenther@suse.de>
5800 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5801 node existence check.
5802 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5803 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5804 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5805 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5806 (gimple_execute_on_growing_pred): Likewise.
5808 2010-01-17 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/42773
5811 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5812 (compute_antic_aux): Likewise.
5813 (compute_partial_antic_aux): Likewise.
5815 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5818 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5821 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5823 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5826 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5827 Fix markup for strict argument.
5829 (TARGET_SCHED_REORDER2): Fix argument types.
5831 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5832 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5834 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5835 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5837 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5840 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5841 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5842 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5843 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5844 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5846 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5848 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5850 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5851 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5853 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5855 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5858 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5860 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5861 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5863 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5865 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5867 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5868 referring to it. Fix language.
5870 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5872 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5874 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5876 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5878 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5879 '@var{stream}. Remove stray 'and'.
5881 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5883 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5885 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5887 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5888 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5890 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5891 Fix description of return value.
5892 Rename argument "sz" to "len."
5894 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5895 Clarify meaning of 'true' return value.
5897 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5899 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5900 rep_mode versus mode_rep.
5902 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5904 (TARGET_BUILTIN_DECL): Fix name.
5906 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5908 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5910 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5912 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5914 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5916 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5919 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5920 Rename argument tm_fn to md_fn.
5922 (TARGET_OPTION_PRINT): Fix argument list.
5924 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5927 * config/i386/i386.c (ix86_fixup_binary_operands):
5928 Revert FMA4 fixup of operands.
5930 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5933 * Makefile.in (write_entries_to_file, install-plugin):
5934 Use \012 instead of \n with tr.
5936 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5938 * configure.ac (HAVE_AS_REF): New C macro.
5939 * configure: Regenerate.
5940 * config.in: Likewise.
5941 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5943 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5946 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5948 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5950 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5952 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5954 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5956 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5958 (TARGET_BINDS_LOCAL_P): Fix argument type.
5960 (TARGET_ASM_FILE_END): Use prototype.
5962 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5964 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5966 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5968 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5970 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5971 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5973 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5974 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5976 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5977 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5978 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5979 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5981 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5983 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5985 (TARGET_INIT_BUILTINS): Use prototype.
5987 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5988 Put 'const char *' in braces. Fix parameter types.
5989 (TARGET_INVALID_CONVERSION): Fix parameter types.
5990 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5991 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5993 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5996 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5998 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6000 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6002 * doc/tm.texi (TARGET_HELP): Fix return type.
6004 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6005 in braces. Fix argument types.
6007 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6009 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6011 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6013 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6014 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6016 (TARGET_MANGLE_TYPE): Fix argument types.
6018 (TARGET_IRA_COVER_CLASSES): Use prototype.
6020 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6022 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6024 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6026 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6028 (TARGET_CALLEE_COPIES): Fix argument types.
6030 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6032 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6034 (TARGET_FUNCTION_VALUE): Fix argument types.
6036 (TARGET_RETURN_IN_MSB): Fix argument type.
6038 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6040 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6042 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6044 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6045 agree with return type.
6047 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6049 2010-01-15 Jing Yu <jingyu@google.com>
6051 PR rtl-optimization/42691
6052 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6053 a pseudo to a constant and are merged, and adjust comments.
6055 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6057 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6059 2010-01-15 Richard Guenther <rguenther@suse.de>
6062 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6063 labels of computed or non-local gotos to the destination.
6064 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6065 landing pad label is the first label.
6067 2010-01-15 Richard Guenther <rguenther@suse.de>
6069 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6071 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6074 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6075 to allow generation of the xssqrtdp instruction on power7.
6076 (sqrtdf2_fpr): Ditto.
6078 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6081 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6082 functions with noreturn attribute.
6085 * varasm.c (declare_weak): Add weak attribute to decl if it
6086 doesn't have one already.
6087 (assemble_external): Only add decls to weak_decls if they also
6088 have weak attribute.
6090 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6092 * var-tracking.c (var_reg_delete): Don't delete the association
6093 between REGs and values or one-part variables if the register
6096 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6099 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6100 because its first operand is a non-localized variable.
6102 2010-01-14 Martin Jambor <mjambor@suse.cz>
6104 PR tree-optimization/42706
6105 * tree-sra.c (encountered_recursive_call): New variable.
6106 (encountered_unchangable_recursive_call): Likewise.
6107 (sra_initialize): Initialize both new variables.
6108 (callsite_has_enough_arguments_p): New function.
6109 (scan_function): Call decl and flags check only for IPA-SRA, check
6110 whether there is a recursive call and whether it has enough arguments.
6111 (all_callers_have_enough_arguments_p): New function.
6112 (convert_callers): Look for recursive calls only when
6113 encountered_recursive_call is set.
6114 (ipa_early_sra): Bail out either if
6115 !all_callers_have_enough_arguments_p or
6116 encountered_unchangable_recursive_call.
6118 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6120 * sel-sched.c: Add 2010 to copyright years.
6121 * sel-sched-ir.c: Likewise.
6122 * sel-sched-ir.h: Likewise.
6124 2010-01-14 Martin Jambor <mjambor@suse.cz>
6126 PR tree-optimization/42714
6127 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6128 constructors specially.
6130 2010-01-14 Andi Kleen <ak@linux.intel.com>
6132 * config/i386/drivers-i386.c (detect_caches_intel):
6133 Add l2sizekb parameter and fill in.
6134 (host_detect_local_cpu): Add l2sizekb, fill in.
6135 Add Atom small cache heuristic.
6137 2010-01-14 Andi Kleen <ak@linux.intel.com>
6139 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6140 Add level3 parameter and fill in.
6141 (detect_caches_intel): Handle level3 cache.
6143 2010-01-14 Andi Kleen <ak@linux.intel.com>
6145 * config/i386/drivers-i386.c (host_detect_local_cpu):
6146 Fix core duo detection.
6148 2010-01-14 Andi Kleen <ak@linux.intel.com>
6150 * config/i386/drivers-i386.c (host_detect_local_cpu):
6153 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6155 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6156 (rs6000_variable_issue_1): this. Use...
6157 (rs6000_variable_issue): here. Reimplement. Print debug info.
6159 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6161 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6162 sel_restore_notes. Update all callers. Call reemit_notes
6165 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6167 PR rtl-optimization/42246
6168 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6171 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6173 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6174 all successors is the same as number of successors in current region.
6176 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6178 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6179 to rename is not separable. Otherwise check that its LHS is not NULL.
6181 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6183 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6187 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6188 available registers when failed to discover LHS register class.
6189 Fix indentation. Update comment.
6191 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6192 Alexander Monakov <amonakov@ispras.ru>
6194 PR rtl-optimization/42389
6195 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6197 (advance_state_on_fence): Likewise.
6198 (sel_target_adjust_priority): Print debug output only when
6199 sched_verbose >= 4, not 2.
6200 (get_expr_cost): Do not issue all unique insns on the next cycle.
6201 (fill_insns): Initialize can_issue_more from the value saved
6203 * sel-sched-ir.c (flist_add): New parameter issue_more.
6204 Init FENCE_ISSUE_MORE with it.
6205 (merge_fences): Likewise.
6206 (init_fences): Update call to flist_add.
6207 (add_to_fences, add_clean_fence_to_fences)
6208 (add_dirty_fence_to_fences): Likewise.
6209 (move_fence_to_fences): Update call to merge_fences.
6210 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6212 * sel-sched-ir.h (struct _fence): New field issue_more.
6213 (FENCE_ISSUE_MORE): New accessor macro.
6215 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6217 PR rtl-optimization/42388
6218 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6219 that have no predecessors nor successors. Do not call move_bb_info
6220 for empty blocks outside of current region.
6222 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6224 PR rtl-optimization/42294
6225 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6226 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6227 originators' originators.
6229 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6231 PR rtl-optimization/39453
6232 PR rtl-optimization/42246
6233 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6235 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6237 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6238 Alexander Monakov <amonakov@ispras.ru>
6241 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6242 (maybe_tidy_empty_bb): ... here. Make static. Add new
6243 argument. Update all callers.
6244 (tidy_control_flow): ... and here. Recompute topological order
6245 of basic blocks in region if necessary.
6246 (sel_redirect_edge_and_branch): Change return type. Return true
6247 if topological order might have been invalidated.
6248 (purge_empty_blocks): Export and move from...
6249 * sel-sched.c (purge_empty_blocks): ... here.
6250 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6251 (maybe_tidy_empty_bb): Delete prototype.
6252 (purge_empty_blocks): Declare.
6254 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6256 PR rtl-optimization/42249
6257 * sel-sched.c (try_replace_dest_reg): When chosen register
6258 and original register is the same, do not bail out early, but
6259 still check all original insns for validity of replacing destination
6260 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6263 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6266 Port from no-undefined-overflow branch:
6267 2009-03-09 Richard Guenther <rguenther@suse.de>
6269 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6271 2010-01-14 Richard Guenther <rguenther@suse.de>
6274 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6276 2010-01-14 Ira Rosen <irar@il.ibm.com>
6278 PR tree-optimization/42709
6279 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6280 as scalar type in creation of constant vector operand.
6282 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6285 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6286 (check-parallel-%): Match `testsuite' directory component only
6289 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6291 PR translation/39521
6292 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6295 2010-01-13 Richard Guenther <rguenther@suse.de>
6297 PR tree-optimization/42730
6298 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6301 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6304 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6305 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6308 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6310 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6311 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6312 ___umulsi3_highpart.
6314 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6315 rather than schedule_insns if the pass is enabled.
6317 2010-01-13 Martin Jambor <mjambor@suse.cz>
6319 PR tree-optimization/42704
6320 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6323 2010-01-13 Martin Jambor <mjambor@suse.cz>
6325 PR tree-optimization/42703
6326 * tree-sra.c (analyze_access_subtree): Check that we can build a
6327 reference to the original data within the aggregate.
6329 2010-01-13 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/42705
6332 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6334 2010-01-13 Richard Guenther <rguenther@suse.de>
6337 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6339 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6342 * var-tracking.c (values_to_unmark): New variable.
6343 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6344 values_to_unmark vector. Moved body to...
6345 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6346 instead queue it into values_to_unmark vector.
6347 (vt_find_locations): Free values_to_unmark vector.
6349 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6351 * config/s390/s390.c (override_options): Set
6352 default of max-pending-list-length to 256
6354 2010-01-13 Richard Guenther <rguenther@suse.de>
6357 * tree-pass.h (PROP_gimple_lcx): New.
6358 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6359 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6360 before the final cleanup_eh.
6361 (dump_properties): Dump PROP_gimple_lcx.
6362 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6363 (tree_lower_complex_O0): Remove.
6364 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6365 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6366 tree_lower_complex, schedule TODO_update_ssa.
6367 * lto-streamer-out.c (output_function): Stream the functions
6369 * lto-streamer-in.c (input_function): Likewise.
6370 (lto_read_body): Do not override them here.
6372 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6375 * c-typeck.c (build_c_cast): Fold value cast to union type before
6376 wrapping it in a CONSTRUCTOR.
6378 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6380 PR rtl-optimization/42699
6381 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6384 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6386 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6387 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6388 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6389 SUBTARGET_WARN_UNUSED_SPEC): ... here
6390 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6392 2010-01-12 Julian Brown <julian@codesourcery.com>
6394 * config/arm/neon-schedgen.ml (Utils): Don't try to
6395 open missing module.
6396 (find_with_result): New.
6398 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6401 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6402 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6404 PR tree-optimization/42645
6405 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6406 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6407 decl_map, set processing_debug_stmt to -1 and return name without
6410 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6412 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6413 binutils version, and reword target configuration description.
6415 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6417 * config/avr/avr.h (LINKER_NAME): Remove.
6419 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6422 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6423 that support VSX, warn for -mno-altivec if vsx is not disabled,
6426 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6427 Shujing Zhao <pearly.zhao@oracle.com>
6429 PR translation/42469
6430 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6431 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6432 character between option name and help text.
6433 * c.opt (imultilib): Likewise.
6435 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6437 * lto-streamer-out.c (output_unreferenced_globals): Output static
6440 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6442 PR rtl-optimization/42621
6443 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6444 optimizing for size.
6445 (duplicate_computed_gotos): Remove now-redundant check.
6447 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6450 * configure.ac: Save and restore LDFLAGS and LIBS
6451 * configure: Regenerate.
6453 2010-01-10 Richard Guenther <rguenther@suse.de>
6456 * builtins.c (fold_builtin_strlen): Add type argument and
6457 convert the resulting length to it.
6458 (fold_builtin_1): Adjust.
6460 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6462 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6463 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6465 (num_insns_constant_wide): Adjust for that change.
6467 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6470 * web.c (union_defs): Add used argument, to combine uses of
6472 (entry_register): Adjust type and tests of used argument.
6473 (web_main): Widen used for new use. Pass it to union_defs.
6474 * df.h (union_defs): Adjust prototype.
6476 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6479 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6480 uses in new incoming argument. Free body.
6481 (reset_debug_uses_in_loop): New.
6482 (analyze_insn_to_expand_var): Call the latter if the former found
6483 anything. Fix whitespace. Reject invalid dest overlaps before
6484 going through all insns in the loop.
6486 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6489 * haifa-sched.c (dying_use_p): Debug insns don't count.
6491 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6494 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6495 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6496 (verify_gimple_call): Reject LHS in noreturn calls.
6498 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6502 * tree-vect-loop-manip.c (adjust_info): New type.
6503 (adjust_vec): New pointer to vector.
6504 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6505 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6506 (slpeel_update_phis_for_duplicate_loop): Use them.
6507 (slpeel_update_phi_nodes_for_guard1): Likewise.
6508 (slpeel_update_phi_nodes_for_guard2): Likewise.
6509 (slpeel_tree_peel_loop_to_edge): Likewise.
6510 (vect_update_ivs_after_vectorizer): Likewise.
6512 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6514 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6515 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6517 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6519 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6520 bogus uninitialized warning.
6522 2010-01-09 Richard Guenther <rguenther@suse.de>
6525 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6526 the evolution is compatible with the initial condition.
6528 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6530 * gcc.c (process_command): Update copyright notice dates.
6531 * gcov.c (print_version): Likewise.
6532 * gcov-dump.c (print_version): Likewise.
6533 * mips-tfile.c (main): Likewise.
6534 * mips-tdump.c (main): Likewise.
6536 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6539 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6541 (rotlhi3_8): Delete.
6543 (rotlsi3_8): Delete.
6544 (rotlsi3_16): Delete.
6545 (rotlsi3_24): Delete.
6547 (*rotw<mode>3): New.
6548 (*rotb<mode>3): New.
6549 * config/avr/avr.c (avr_rotate_bytes): New function.
6550 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6552 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6555 * configure.ac: Modify -rdynamic check.
6556 * configure: Regenerate.
6558 2010-01-08 DJ Delorie <dj@redhat.com>
6560 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6561 register popping order.
6563 2010-01-08 Richard Guenther <rguenther@suse.de>
6566 * c.opt (fsigned-char): Also let LTO handle this option.
6567 (funsigned-char): Likewise.
6569 2010-01-07 Richard Guenther <rguenther@suse.de>
6571 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6572 (gimple_op): Likewise.
6573 (gimple_op_ptr): Likewise.
6574 (gimple_assign_set_lhs): Remove gcc_assert.
6575 (gimple_assign_set_rhs1): Likewise.
6576 (gimple_assign_set_rhs2): Likewise.
6577 (gimple_call_set_lhs): Likewise.
6578 (gimple_call_set_fn): Likewise.
6579 (gimple_call_set_fndecl): Likewise.
6580 (gimple_call_fndecl): Likewise.
6581 (gimple_call_return_type): Likewise.
6582 (gimple_call_set_chain): Likewise.
6583 (gimple_call_num_args): Likewise.
6584 (gimple_call_set_arg): Likewise.
6585 (gimple_cond_set_code): Likewise.
6586 (gimple_cond_set_lhs): Likewise.
6587 (gimple_cond_set_rhs): Likewise.
6588 (gimple_cond_set_true_label): Likewise.
6589 (gimple_cond_set_false_label): Likewise.
6590 (gimple_label_set_label): Likewise.
6591 (gimple_goto_set_dest): Likewise.
6592 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6593 (gimple_debug_bind_get_value): Likewise.
6594 (gimple_debug_bind_get_value_ptr): Likewise.
6595 (gimple_debug_bind_set_var): Likewise.
6596 (gimple_debug_bind_set_value): Likewise.
6597 (gimple_debug_bind_reset_value): Likewise.
6598 (gimple_debug_bind_has_value_p): Likewise.
6599 (gimple_return_retval_ptr): Remove gcc_assert.
6600 (gimple_return_retval): Likewise.
6601 (gimple_return_set_retval): Likewise.
6602 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6603 (safe_referenced_var_iterator): Remove.
6604 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6605 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6606 (fill_referenced_var_vec): Remove.
6607 (first_readonly_imm_use): Remove redundant gcc_assert.
6608 (phi_arg_index_from_use): Combine gcc_asserts.
6609 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6610 (first_imm_use_stmt): Remove redundant gcc_assert.
6611 * tree-cfg.c (verify_gimple_call): Verify function and chain
6612 operands. Verify arguments.
6613 (verify_types_in_gimple_stmt): Verify condition code and labels.
6615 2010-01-07 Richard Guenther <rguenther@suse.de>
6617 PR tree-optimization/42641
6618 * sese.c (rename_map_elt_info): Use the SSA name version, do
6621 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6623 PR tree-optimization/42625
6624 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6625 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6627 2010-01-07 Duncan Sands <baldrick@free.fr>
6629 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6631 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6634 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6635 note itself is not function_invariant_p.
6637 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6639 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6640 Do not add the DF_NOTE problem.
6641 * store-motion.c (execute_rtl_store_motion): Likewise.
6643 2010-01-07 Martin Jambor <mjambor@suse.cz>
6645 PR tree-optimization/42157
6646 * tree-sra.c (compare_access_positions): Stabilize sort if both
6647 accesses have integer types, return zero immediately if they are the
6650 2010-01-06 Richard Henderson <rth@redhat.com>
6653 * haifa-sched.c (add_to_note_list): Merge into ...
6654 (concat_note_lists): ... here, and ...
6655 (unlink_other_notes, rm_other_notes): Merge into...
6656 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6657 NOTE_INSN_EPILOGUE_BEG.
6659 2010-01-06 Richard Guenther <rguenther@suse.de>
6661 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6662 not inline regular functions into always-inline functions.
6664 2010-01-06 Nick Clifton <nickc@redhat.com>
6666 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6667 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6669 (OVERRIDE_OPTIONS): Delete.
6670 (OPTIMIZATION_OPTIONS): Define.
6671 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6672 * config/rx/rx.c (rx_handle_option): Issue an error message if
6673 -mcpu=rx200 and -fpu are used together.
6674 (rx_set_optimization_options): New function. Issue an error
6675 message if an optimization attribute attempts to reset the FPU/
6676 math optimization pairing.
6677 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6678 * config/rx/rx.opt: Set the default to 32-bit doubles.
6679 * config/rx/t-rx: Add multilibs for -nofpu option.
6680 * doc/invoke.texi: Update documentation of RX options.
6682 2010-01-06 Richard Guenther <rguenther@suse.de>
6684 * tree-ssa-pre.c (name_to_id): New global.
6685 (alloc_expression_id): Simplify SSA name handling.
6686 (lookup_expression_id): Likewise.
6687 (init_pre): Zero name_to_id.
6688 (fini_pre): Free it.
6690 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6692 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6694 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/sse.md (smaxv2di3): New.
6698 (umaxv2di3): Likewise.
6699 (sminv2di3): Likewise.
6700 (uminv2di3): Likewise.
6702 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6705 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6706 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6707 (legitimize_tls_address): Likewise.
6708 (sparc_tls_referenced_p): Likewise.
6709 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6710 and adjust calls to legitimize_pic_address.
6711 (legitimate_constant_p) Use sparc_tls_referenced_p.
6712 (legitimate_pic_operand_p): Likewise.
6713 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6714 (sparc_tls_symbol_ref_1): Delete.
6715 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6716 (legitimize_tls_address): Make static, handle CONST patterns.
6717 (legitimize_pic_address): Make static, remove unused parameter and
6718 adjust recursive calls.
6719 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6720 and adjust call to legitimize_pic_address.
6721 (sparc_output_mi_thunk): Likewise.
6723 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6724 H.J. Lu <hongjiu.lu@intel.com>
6727 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6728 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6729 operands to make them signed.
6732 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6735 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6736 GTU to GT for V4SI and V2DI.
6738 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6739 (umin<mode>3): Removed.
6741 (uminv4si3): Likewise.
6743 2010-01-05 Martin Jambor <mjambor@suse.cz>
6745 PR tree-optimization/42462
6746 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6747 current_function_decl to helper functions and macros.
6749 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6752 * flags.h: Don't include real.h.
6753 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6754 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6755 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6756 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6757 * dominance.c: Update copyright.
6758 * gimple.c (walk_gimple_op): Remove inline.
6759 * tree-ssa-reassoc.c: Include real.h.
6760 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6761 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6763 2010-01-05 Nick Clifton <nickc@redhat.com>
6765 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6766 register to push into the stack frame when the accumulator has to
6767 be saved during interrupts.
6769 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6771 * doc/invoke.texi: Remove the documentation about option
6773 * common.opt (Wunreachable-code): Preserved for backward
6775 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6776 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6777 the backward compatibility flag section.
6779 2010-01-05 Richard Guenther <rguenther@suse.de>
6781 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6783 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6786 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6788 PR tree-optimization/42508
6789 * tree-sra.c (convert_callers): Check for recursive call
6790 by comparing cgraph nodes instead of decls.
6791 (modify_function): Call ipa_modify_formal_parameters also
6792 on all same_body aliases.
6794 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6795 cgraph nodes when checking for same_body aliases.
6797 2010-01-05 Richard Guenther <rguenther@suse.de>
6799 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6800 allocation and lookup.
6801 (get_or_alloc_expr_for_constant): Likewise.
6802 (phi_translate): Sink allocation.
6804 2010-01-04 Richard Guenther <rguenther@suse.de>
6806 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6807 a new entry only if needed.
6808 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6809 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6811 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6813 (phi_translate): Handle CONSTANTs early.
6815 2010-01-04 Martin Jambor <mjambor@suse.cz>
6817 PR tree-optimization/42398
6818 * tree-sra.c (struct access): Removed flag grp_different_types.
6819 (dump_access): Do not dump the removed flag.
6820 (sort_and_splice_var_accesses): Do not set the removed flag.
6821 (sra_modify_expr): Check for type compatibility directly.
6823 2010-01-04 Martin Jambor <mjambor@suse.cz>
6825 PR tree-optimization/42366
6826 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6827 edges with variable number of parameters.
6828 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6829 flag instead of asserting it.
6830 (ipa_read_node_info): Read uses_analysis_done flag.
6832 2010-01-04 Richard Guenther <rguenther@suse.de>
6834 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6835 iterative_hash_* as intended.
6836 (vn_reference_compute_hash): Likewise. Simplify hashing
6838 (vn_reference_lookup_2): Likewise.
6839 (vn_nary_op_compute_hash): Likewise.
6840 (vn_phi_compute_hash): Likewise.
6841 (expressions_equal_p): Remove strange code.
6842 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6843 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6844 (bitmap_insert_into_set_1): Take value-id as parameter.
6845 (add_to_value): Pass it.
6846 (bitmap_insert_into_set): Likewise.
6847 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6849 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6852 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6853 (do_self_spec): For switches with SWITCH_IGNORE set set also
6854 SWITCH_IGNORE_PERMANENTLY.
6855 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6858 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6860 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6861 tree of an unreferenced global var.
6863 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6866 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6867 GTU to GT for V4SI and V2DI.
6869 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6870 (umin<mode>3): Removed.
6872 (uminv4si3): Likewise.
6874 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6877 * collect2.c (main): Turn on trace in collect2 if -v is passed
6880 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6882 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6883 description of expression operand.
6885 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6887 * configure.ac: Add install-html to target_list for Make-hooks.
6888 * configure: Regenerate.
6889 * fortran/Make-lang.in (F95_HTMLFILES): New.
6890 (fortran.html): Use it.
6891 (fortran.install-html): New.
6892 * Makefile.in (install-html): Add lang.install-html.
6893 * java/Make-lang.in (JAVA_HTMLFILES): New.
6894 (java.html): Use it.
6895 (java.install-html): New.
6896 * objc/Make-lang.in (objc.install-html): New.
6897 * objcp/Make-lang.in (obj-c++.install-html): New.
6898 * cp/Make-lang.in (c++.install-html): New.
6899 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6900 * lto/Make-lang.in (lto.install-html): New.
6902 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6905 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6907 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6909 PR rtl-optimization/41862
6910 * store-motion.c (store_killed_in_insn, compute_store_table,
6911 remove_reachable_equiv_notes, replace_store_insn,
6912 build_store_vectors): Ignore all DEBUG_INSNs.
6914 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6917 * common.opt: Add dumpdir.
6919 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6921 (option_map): Add --dumpdir.
6923 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6925 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6927 * opts.c (decode_options): Try dump_dir_name first if
6928 dump_base_name isn't an absolute path.
6929 (common_handle_option): Handle OPT_dumpdir.
6931 * toplev.c (dump_dir_name): New.
6932 (print_switch_values): Also ignore -dumpdir.
6934 * toplev.h (dump_dir_name): New.
6936 2010-01-03 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/42589
6939 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6940 double-word expansion of bswap32.
6942 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6944 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6945 with BLOCK_FOR_INSN.
6946 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6947 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6948 noce_process_if_block): Likewise.
6949 * gcse.c (compute_local_properties, insert_expr_in_table,
6950 insert_set_in_table, canon_list_insert, find_avail_set,
6951 pre_insert_copy_insn): Likewise.
6953 * basic-block.h (BLOCK_NUM): Move from here...
6954 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6956 2010-01-03 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/42438
6959 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6960 contains_may_not_return_call flag.
6961 (BB_MAY_NOTRETURN): New.
6962 (valid_in_sets): Trapping nary operations are not valid
6963 in blocks that may not return.
6964 (insert_into_preds_of_block): Remove check for trapping expressions.
6965 (compute_avail): Compute also BB_MAY_NOTRETURN.
6967 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6969 * doc/invoke.texi: Add 2010 to copyright years.
6971 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6973 * config/sparc/sparc.c: Fix formatting nits.
6975 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6976 Alexander Monakov <amonakov@ispras.ru>
6978 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6980 2010-01-02 Richard Guenther <rguenther@suse.de>
6983 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6984 (simplify_switch_using_ranges): Mark to be removed edges
6987 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6989 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6991 * collect2.c (scan_libraries): Add missing argument in call to
6994 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6997 * config/alpha/predicates.md (aligned_memory_operand): Return false
6999 (unaligned_memory_operand): Return true for CQImode.
7000 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7001 doesn not cross aligned SImode word boundary.
7003 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7005 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7007 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7008 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7010 2010-01-02 Richard Guenther <rguenther@suse.de>
7013 * toplev.c (compile_file): Emit LTO marker properly. Change
7015 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7017 2010-01-01 Richard Guenther <rguenther@suse.de>
7020 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7022 2010-01-01 Richard Guenther <rguenther@suse.de>
7025 * c-decl.c (grokdeclarator): For zero-size arrays force
7026 structural equality checks as layout_type does.
7028 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7030 * builtins.c: Update copyright to 2010.
7032 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7035 * lto-streamer-out.c (produce_asm): Revert the last change.
7036 (copy_function): Likewise.
7038 * lto-streamer.c (lto_get_section_name): Skip any leading
7041 2010-01-01 Richard Guenther <rguenther@suse.de>
7044 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7048 Copyright (C) 2010 Free Software Foundation, Inc.
7050 Copying and distribution of this file, with or without modification,
7051 are permitted in any medium without royalty provided the copyright
7052 notice and this notice are preserved.