1 2010-04-22 Nick Clifton <nickc@redhat.com>
3 * config/stormy16/stormy16.c
4 (xstormy16_asm_output_aligned_common): Handle a NULL decl
6 * config/stormy16/stormy16.h: Tidy up formatting.
7 (DONT_USE_BUILTIN_SETJMP): Remove definition.
8 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
9 (ineqbranchsi): Delete pattern.
10 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
11 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
12 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
13 stormy16-lib2-ucmpsi2.c.
15 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
17 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
18 df_simulate_find_noclobber_defs as appropriate. Keep track of an
19 extra set merge_set_noclobber, and use it to relax the final test
21 * df.h (df_simulate_find_noclobber_defs): Declare.
22 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
24 (df_simulate_find_noclobber_defs): New function.
26 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/i386.md: Use {} around multi-line preparation statements.
30 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
32 * c-tree.h (push_init_level, pop_init_level, set_init_index)
33 (process_init_element): New argument of type struct obstack *.
35 * c-typeck.c (push_init_level, pop_init_level, set_designator)
36 (set_init_index, set_init_label, set_nonincremental_init)
37 (set_nonincremental_init_from_string, find_init_member)
38 (output_init_element, output_pending_init_elements)
39 (process_init_element): New argument braced_init_obstack. Pass it
41 (push_range_stack, add_pending_init): New argument
42 braced_init_obstack. Use obstack allocation.
44 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
45 braced_init_obstack. Pass it down.
46 (c_parser_braced_init): New variables ret, braced_init_obstack.
47 Initialize obstack, pass it down and finally free it.
49 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
52 * optabs.h (expand_widening_mult): Declare.
53 * tree-pass.h (pass_optimize_widening_mul): Declare.
54 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
55 gate_optimize_widening_mul): New static functions.
56 (pass_optimize_widening_mul): New.
57 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
59 <case MULT_EXPR>: Remove support for widening multiplies.
60 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
61 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
62 simplify_gen_unary rather than directly building extensions.
63 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
65 * expmed.c (expand_widening_mult): New function.
66 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
68 2010-04-21 Jan Hubicka <jh@suse.cz>
70 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
71 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
72 * lto-wpa-fixup.c: Remove.
73 * Makefile.in (lto-wpa-fixup.o): Remove.
74 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
75 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
76 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
78 2010-04-21 Jan Hubicka <jh@suse.cz>
80 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
81 add write_optimization_summary, read_optimization_summary.
82 (ipa_write_summaries_of_cgraph_node_set): Remove.
83 (ipa_write_optimization_summaries): Declare.
84 (ipa_read_optimization_summaries): Declare.
85 * ipa-cp.c (pass_ipa_cp): Update.
86 * ipa-reference.c (pass_ipa_reference): Update.
87 * ipa-pure-const.c (pass_ipa_pure_const): Update.
88 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
90 * ipa-inline.c (pass_ipa_inline): Update.
91 * ipa.c (pass_ipa_whole_program): Update.
92 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
93 * passes.c (ipa_write_summaries_1): Do not test wpa.
94 (ipa_write_optimization_summaries_1): New.
95 (ipa_write_optimization_summaries): New.
96 (ipa_read_summaries): Do not test ltrans.
97 (ipa_read_optimization_summaries_1): New.
98 (ipa_read_optimization_summaries): New.
100 2010-04-21 Jan Hubicka <jh@suse.cz>
102 * lto-cgraph.c (lto_output_node): Do not output comdat groups
104 (output_cgraph): Do not arrange comdat groups for boundary nodes.
106 2010-04-21 Jakub Jelinek <jakub@redhat.com>
109 * dwarf2out.c (add_name_and_src_coords_attributes): Add
110 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
112 2010-04-21 Jan Hubicka <jh@suse.cz>
114 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
116 2010-04-21 Jan Hubicka <jh@suse.cz>
118 * varpool.c (decide_is_variable_needed): Variable is always needed
121 2010-04-21 Jan Hubicka <jh@suse.cz>
123 * opts.c (decode_options): Enable pure-const pass for whopr.
125 2010-04-21 Jan Hubicka <jh@suse.cz>
127 * cgraph.c (dump_cgraph_node): Dump also assembler name.
128 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
130 (cgraph_decide_inlining): Do not expect callee to be removed in all
133 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
135 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
137 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.md (x86_shrd): Add athlon_decode and
140 amdfam10_decode attributes.
142 2010-04-21 Jakub Jelinek <jakub@redhat.com>
145 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
146 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
147 (lower_copyprivate_clauses): Use private var in outer
148 context instead of original var. Make sure the types
149 are correct for VLAs.
151 2010-04-21 Richard Guenther <rguenther@suse.de>
153 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
154 to non-pointer objects.
156 2010-04-21 Jakub Jelinek <jakub@redhat.com>
158 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
159 last chain entry if it starts with the still current label.
160 (add_location_or_const_value_attribute): Check that
161 loc_list->first->next is NULL instead of comparing ->first with ->last.
162 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
163 to add_var_loc_to_decl.
165 * dwarf2out.c (output_call_frame_info): For dw_cie_version
166 >= 4 add also address size and segment size fields into CIE header.
168 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
169 long as address size is the same as sizeof (void *) and
171 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
172 address size or segment size is unexpected, return DW_EH_PE_omit.
173 (classify_object_over_fdes): If get_cie_encoding returned
174 DW_EH_PE_omit, return -1.
175 (init_object): If classify_object_over_fdes returned -1,
176 pretend there were no FDEs at all.
178 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/i386.md (bswap<mode>2): Macroize expander from
181 bswap{si,di}2 using SWI48 mode iterator.
182 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
183 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
184 set modrm attribute of bswap insn to 0 and remove length attribute.
185 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
186 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
187 set mode attribute to <MODE> and remove length attribute.
189 2010-04-20 James E. Wilson <wilson@codesourcery.com>
191 PR rtl-optimization/43520
192 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
193 zero available registers.
195 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
197 * builtins.c (fold_builtin_cproj): Fold more cases.
199 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
201 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
202 (fold_builtin_1): Fold builtin cproj.
203 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
204 Use ATTR_CONST_NOTHROW_LIST.
206 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
209 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
210 ffsi2_no_cmove for !TARGET_CMOVE.
211 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
212 (ffssi2): Remove expander.
213 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
215 (ctz<mode>2): Ditto from ctz{si,di}2.
216 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
218 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
221 2010-04-20 Jakub Jelinek <jakub@redhat.com>
223 * dwarf2out.c (AT_linkage_name): Define.
224 (clone_as_declaration): Handle DW_AT_linkage_name.
225 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
226 of DW_AT_MIPS_linkage_name.
227 (move_linkage_attr): Likewise.
228 (dwarf2out_finish): Likewise.
230 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
233 * fold-const.c (fold_comparison): New folding rule.
235 2010-04-20 Anatoly Sokolov <aesok@post.ru>
237 * double-int.h (double_int_setbit): Declare.
238 * double-int.c (double_int_setbit): New function.
239 * rtl.h (immed_double_int_const): Declare.
240 * emit-rtl.c (immed_double_int_const): New function.
241 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
242 and immed_double_int_const functions.
243 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
244 expand_copysign_bit): (Ditto.).
245 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
246 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
247 * dojump.c (prefer_and_bit_test): (Ditto.).
248 * expr.c (convert_modes, reduce_to_bit_field_precision,
249 const_vector_from_tree): (Ditto.).
250 * expmed.c (mask_rtx, lshift_value): (Ditto.).
252 2010-04-20 Jan Hubicka <jh@suse.cz>
254 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
255 (dump_cgraph_node): Dump new flags.
256 * cgraph.h (struct cgraph_node): Add flags
257 reachable_from_other_partition and in_other_partition.
258 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
259 other partition can not be removed.
260 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
261 the other partition must be output; silence sanity checking on
262 leaking functions bodies from other paritition.
263 * lto-cgraph.c (reachable_from_other_partition_p): New function.
264 (lto_output_node): Output new flags; do not sanity check that inline
265 clones are output; drop lto_forced_extern_inline_p code; do not mock
266 visibility flags at partition boundaries.
267 (add_node_to): New function.
268 (output_cgraph): Use it to sort functions so masters appear before
270 (input_overwrite_node): Input new flags.
271 * passes.c (ipa_write_summaries): Do not call
272 lto_new_extern_inline_states.
273 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
274 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
275 lto_forced_extern_inline_p): Kill.
276 * lto-streamer.h (lto_new_extern_inline_states,
277 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
278 lto_forced_extern_inline_p): Kill.
280 2010-04-20 Richard Guenther <rguenther@suse.de>
282 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
283 from vars that can have pointers.
284 (process_constraint): Dump useless constraints.
286 2010-04-20 Richard Guenther <rguenther@suse.de>
288 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
289 (dump_sa_points_to_info): Remove asserts.
290 (init_base_vars): nothing_id isn't an escape point nor does it
293 2010-04-20 Jakub Jelinek <jakub@redhat.com>
295 * tree.h (TYPE_REF_IS_RVALUE): Define.
296 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
297 should_move_die_to_comdat, prune_unused_types_walk): Handle
298 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
299 (modified_type_die, gen_reference_type_die): Emit
300 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
301 if TYPE_REF_IS_RVALUE and -gdwarf-4.
303 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
306 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
307 calls for -fpic -m31 if they have been sibcall optimized.
309 2010-04-19 James E. Wilson <wilson@codesourcery.com>
311 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
312 ar.lc fixed and call-used.
314 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
316 2010-04-19 Jan Hubicka <jh@suse.cz>
318 * opts.c (decode_options): Disable whpr incompatible passes.
319 * lto/lto.c (lto_1_to_1_map): Skip clones.
320 (read_cgraph_and_symbols): Do not mark everything as needed.
321 (do_whole_program_analysis): Do map only after optimizing;
322 set proper cgraph_state; use passmanager.
324 2010-04-19 DJ Delorie <dj@redhat.com>
326 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
327 POINTER_PLUS_EXPR and fix them.
329 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
331 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
332 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
333 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
334 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
335 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
336 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
337 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
338 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
339 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
340 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
341 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
343 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
345 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
346 (check_cond_move_block): Likewise.
347 (cond_move_process_if_block): Likewise.
348 (noce_find_if_block): Improve formatting.
349 (find_if_header): Pass 0 to memset and tweak conditions.
350 (cond_exec_find_if_block): Fix long lines and tweak conditions.
352 2010-04-19 Jakub Jelinek <jakub@redhat.com>
354 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
358 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
359 with non-local decl doesn't need chain.
361 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
363 * ira-color.c (allocno_reload_assign): Avoid accumulating
364 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
366 2010-04-19 Martin Jambor <mjambor@suse.cz>
368 * gimple.h (create_tmp_reg): Declare.
369 * gimplify.c (create_tmp_reg): New function.
370 (gimplify_return_expr): Use create_tmp_reg.
371 (gimplify_omp_atomic): Likewise.
372 (gimple_regimplify_operands): Likewise.
373 * tree-dfa.c (make_rename_temp): Likewise.
374 * tree-predcom.c (predcom_tmp_var): Likewise.
375 (reassociate_to_the_same_stmt): Likewise.
376 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
377 (get_replaced_param_substitute): Likewise.
378 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
379 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
380 * tree-ssa-pre.c (get_representative_for): Likewise.
381 (create_expression_by_pieces): Likewise.
382 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
383 (create_tailcall_accumulator): Likewise.
385 2010-04-19 Martin Jambor <mjambor@suse.cz>
387 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
389 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
391 2010-04-19 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/43796
394 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
395 from SCEV in the lattice.
396 (vrp_visit_phi_node): Dump change.
398 2010-04-19 Richard Guenther <rguenther@suse.de>
400 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
401 * configure: Re-generated.
403 2010-04-19 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/43783
406 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
407 constant ARRAY_REF operands two and three if possible.
409 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
414 2010-04-19 Jie Zhang <jie@codesourcery.com>
417 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
419 2010-04-19 Ira Rosen <irar@il.ibm.com>
421 PR tree-optimization/37027
422 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
423 and macro to access it.
424 (vectorizable_reduction): Add argument.
425 (vect_get_slp_defs): Likewise.
426 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
427 statements for possible use in SLP.
428 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
429 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
430 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
432 (vectorizable_reduction): Likewise.
433 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
435 (vectorizable_type_demotion, vectorizable_type_promotion,
436 vectorizable_store): Likewise.
437 (vect_analyze_stmt): Update call to vectorizable_reduction.
438 (vect_transform_stmt): Likewise.
439 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
440 (vect_build_slp_tree): Fix indentation. Check that there are no loads
441 from different interleaving chains in same node.
442 (vect_slp_rearrange_stmts): New function.
443 (vect_supported_load_permutation_p): Allow load permutations for
444 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
445 inside SLP nodes if necessary.
446 (vect_analyze_slp_instance): Handle reductions.
447 (vect_analyze_slp): Try to build SLP instances originating from groups
449 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
450 (vect_get_constant_vectors): Create initial vectors for reductions
451 according to reduction code. Add new argument.
452 (vect_get_slp_defs): Add new argument, pass it to
453 vect_get_constant_vectors.
454 (vect_schedule_slp_instance): Remove SLP tree root statements.
456 2010-04-19 Jakub Jelinek <jakub@redhat.com>
458 * tree.h (ENUM_IS_SCOPED): Define.
459 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
460 for ENUM_IS_SCOPED enums.
462 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
464 * fold-const.c (fold_comparison): Use ssizetype.
465 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
466 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
467 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
468 * tree-object-size.c (compute_object_sizes): Use size_type_node.
470 * tree.h (initialize_sizetypes): Remove parameter.
471 (build_common_tree_nodes): Remove second parameter.
472 * stor-layout.c (initialize_sizetypes): Remove parameter.
473 Always create an unsigned type.
474 (set_sizetype): Assert that the passed type is unsigned and simplify.
475 * tree.c (build_common_tree_nodes): Remove second parameter.
476 Adjust call to initialize_sizetypes.
477 * c-decl.c (c_init_decl_processing): Remove second argument in call to
478 build_common_tree_nodes.
480 2010-04-18 Matthias Klose <doko@ubuntu.com>
482 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
484 2010-04-18 Ira Rosen <irar@il.ibm.com>
486 PR tree-optimization/43771
487 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
488 load permutation doesn't have gaps.
490 2010-04-18 Jan Hubicka <jh@suse.cz>
492 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
493 (sse_prologue_save_insn expander): Use new pattern.
494 (sse_prologue_save_insn1): New pattern and splitter.
495 (sse_prologue_save_insn): Update to deal also with 64bit aligned
497 * i386.c (setup_incoming_varargs_64): Do not compute jump
499 (ix86_gimplify_va_arg): Update alignment needed.
500 (ix86_local_alignment): Do not align all local arrays to 128bit.
502 2010-04-17 Jan Hubicka <jh@suse.cz>
504 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
506 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
508 * arm.md (negdi2): Remove redundant code to force values into a
511 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
513 * arm/bpabi.S: Add EABI alignment attributes to objects.
514 * arm/bpabi-v6m.S: Likewise.
515 * arm/crti.asm: Likewise.
516 * arm/crtn.asm: Likewise.
517 * arm/lib1funcs.asm: Likewise.
518 * arm/libunwind.S: Likewise.
520 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
522 * arm-protos.h (tune_params): New structure.
523 * arm.c (current_tune): New variable.
524 (arm_constant_limit): Delete.
525 (struct processors): Add pointer to the tune parameters.
526 (arm_slowmul_tune): New tuning option.
527 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
528 (all_cores): Adjust to pick up the tuning model.
529 (arm_constant_limit): New function.
530 (arm_override_options): Select the appropriate tuning model. Delete
531 initialization of arm_const_limit.
532 (arm_split_constant): Use the new constant-limit model.
533 (arm_rtx_costs): Pick up the current tuning model.
534 * arm.md (is_strongarm, is_xscale): Delete.
535 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
536 for Xscale variant architectures.
537 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
539 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
541 * config/arm/arm.c (arm_gen_constant): Remove unused variable
543 (arm_rtx_costs_1): Remove unused variable extra_cost.
544 (arm_unwind_emit_set): Use variable offset.
545 (thumb1_output_casesi): Remove unused variable flags.
547 2010-04-16 Jeff Law <law@redhat.com>
549 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
550 needing assignment rather than doing a two-phase assignment. Remove
553 2010-04-16 Jakub Jelinek <jakub@redhat.com>
556 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
558 2010-04-16 Doug Kwan <dougkwan@google.com>
560 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
561 (next_operand_entry_id): New static variable.
562 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
563 (add_to_ops_vec): Assigned unique ID to operand entry.
564 (struct oecount_s): New field ID.
565 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
566 (undistribute_ops_list): Assign unique IDs to oecounts.
567 (init_reassoc): reset next_operand_entry_id.
569 2010-04-16 Doug Kwan <dougkwan@google.com>
571 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
572 missing left parenthesis.
574 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
577 *btdi_rex64 using SWI48 mode iterator.
578 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
579 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
580 *jcc_btdi_mask_rex64.
582 2010-04-16 Anatoly Sokolov <aesok@post.ru>
584 * double-int.h (tree_to_double_int): Convert to macro.
585 * double-int.c (tree_to_double_int): Remove.
587 2010-04-16 Jakub Jelinek <jakub@redhat.com>
590 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
591 with want_address 2 and in case a single element list might be
592 possible, call it again with want_address 0.
594 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
596 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
597 case 'W' print operands for HI mode.
598 * config/h8300/h8300.h (Y0, Y2) : New constraints.
599 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
600 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
601 * config/h8300/predicate.md (bit_register_indirect_operand): New.
603 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
605 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
606 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
607 #xx:3 and #xx:4 mode.
609 * config/h8300/h8300.md (inverted load with HImode dest): Add
612 * config/h8300/predicate.md (bit_operand): Allow immediate values that
613 satisfy 'U' constraint.
615 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
617 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
618 * configure: Regenerate.
619 * config.in: Regenerate.
620 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
623 2010-04-16 Richard Guenther <rguenther@suse.de>
625 * tree.h (struct tree_decl_minimal): Move pt_uid ...
626 (struct tree_decl_common): ... here.
627 (DECL_PT_UID): Adjust.
628 (SET_DECL_PT_UID): Likewise.
629 (DECL_PT_UID_SET_P): Likewise.
631 2010-04-16 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/43572
634 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
635 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
636 * tree-flow.h (is_call_clobbered): Remove.
637 * tree-flow-inline.h (is_call_clobbered): Likewise.
638 * tree-dfa.c (dump_variable): Do not dump call clobber state.
639 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
640 (execute_return_slot_opt): Adjust.
641 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
642 check for call clobbered vars here.
643 (find_tail_calls): Move tailcall verification to the
646 2010-04-16 Diego Novillo <dnovillo@google.com>
648 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
650 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
653 * config/arm/arm.md (cbranchqi4): New pattern.
654 * config/arm/predicates.md (const0_operand,
655 cbranchqi4_comparison_operator): New predicates.
657 2010-04-16 Richard Guenther <rguenther@suse.de>
659 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
660 (dump_gimple_stmt): Likewise.
662 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
664 * recog.h (struct recog_data): New field is_operator.
665 (struct insn_operand_data): New field is_operator.
666 * recog.c (extract_insn): Set recog_data.is_operator.
667 * genoutput.c (output_operand_data): Emit code to set the
669 * reload.c (find_reloads): Use it rather than testing for an
670 empty constraint string.
673 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
674 If the previous insn is a cbranchsi4_insn with the same arguments,
675 omit the compare instruction.
677 * config/arm/arm.md (addsi3_cbranch): If destination is a high
678 register, inputs must be low registers and we need a low register
679 scratch. Handle alternative 2 like alternative 3.
681 2010-04-16 Jakub Jelinek <jakub@redhat.com>
683 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
684 don't call get_addr on both. If one expression is a VALUE and
685 the other a REG, check VALUE's locs if the REG isn't among them.
687 2010-04-16 Christian Bruel <christian.bruel@st.com>
689 * config/sh/sh.h (sh_frame_pointer_required): New function.
690 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
691 (flag_omit_frame_pointer) Set.
692 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
693 (rounded_frame_size): Adjust size with outgoing_args_size.
694 (sh_set_return_address): Must return from stack pointer.
695 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
696 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
697 (ACCUMULATE_OUTGOING_ARGS): Define.
698 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
699 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
701 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
704 * config/sh/sh.c (sh_legitimize_reload_address): Use
705 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
706 Remove a unneeded check for offset_base.
708 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
710 * configure: Regenerated.
712 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
714 * config/s390/s390.c (s390_call_save_register_used): Switch back
717 2010-04-15 Richard Guenther <rguenther@suse.de>
719 * alias.c (alias_set_subset_of): Handle alias-set zero
722 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
723 Julian Brown <julian@codesourcery.com>
725 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
726 alternatives according to use of high and low regs.
727 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
728 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
729 optimizing for size on Thumb-2.
731 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
733 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
735 2010-04-15 Richard Guenther <rguenther@suse.de>
737 * tree-ssa-structalias.c (struct variable_info): Add
739 (new_var_info): Initialize it.
740 (dump_constraints): Support printing last added constraints.
741 (debug_constraints): Adjust.
742 (dump_constraint_graph): Likewise.
743 (make_heapvar_for): Check for NULL cfun.
744 (get_function_part_constraint): New function.
745 (get_fi_for_callee): Likewise.
746 (find_func_aliases): Properly implement IPA PTA constraints.
747 (process_ipa_clobber): New function.
748 (find_func_clobbers): Likewise.
749 (insert_into_field_list_sorted): Remove.
750 (create_function_info_for): Properly allocate vars for IPA mode.
751 Do not use insert_into_field_list_sorted.
752 (create_variable_info_for): Properly generate constraints for
753 global vars in IPA mode.
754 (dump_solution_for_var): Always dump the solution.
755 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
756 (find_what_var_points_to): Adjust.
757 (pt_solution_set): Change.
758 (pt_solution_ior_into): New function.
759 (pt_solution_empty_p): Export.
760 (pt_solution_includes_global): Adjust.
761 (pt_solution_includes_1): Likewise.
762 (pt_solutions_intersect_1): Likewise.
763 (dump_sa_points_to_info): Check some invariants.
764 (solve_constraints): Move constraint dumping ...
765 (compute_points_to_sets): ... here.
766 (ipa_pta_execute): ... and here.
767 (compute_may_aliases): Do not re-compute points-to info
768 locally if IPA info is available.
769 (ipa_escaped_pt): New global var.
770 (ipa_pta_execute): Properly implement IPA PTA.
771 * tree-into-ssa.c (dump_decl_set): Support dumping
772 decls not in referenced-vars.
773 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
774 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
775 (dump_points_to_solution): Likewise.
776 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
777 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
778 (remap_gimple_stmt): Reset call clobber/use information if necessary.
779 (copy_decl_to_var): Copy DECL_PT_UID.
780 (copy_result_decl_to_var): Likewise.
781 * tree.c (make_node_stat): Initialize DECL_PT_UID.
782 (copy_node_stat): Copy it.
783 * tree.h (DECL_PT_UID): New macro.
784 (SET_DECL_PT_UID): Likewise.
785 (DECL_PT_UID_SET_P): Likewise.
786 (struct tree_decl_minimal): Add pt_uid member.
787 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
788 (pt_solution_empty_p): Declare.
789 (pt_solution_set): Adjust.
790 (ipa_escaped_pt): Declare.
791 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
792 * gimple-pretty-print.c (pp_points_to_solution): New function.
793 (dump_gimple_call): Dump call clobber/use information.
794 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
795 * tree-pass.h (TDF_ALIAS): New dump option.
796 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
797 * doc/invoke.texi (-fipa-pta): Update documentation.
799 2010-04-15 Richard Guenther <rguenther@suse.de>
801 * Makefile.in (OBJS-common): Add gimple-fold.o.
802 (gimple-fold.o): New rule.
803 * tree.h (maybe_fold_offset_to_reference,
804 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
806 * gimple.h: ... here.
807 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
808 may_propagate_address_into_dereference): Move prototypes ...
809 * gimple.h: ... here.
810 * tree-ssa-ccp.c (get_symbol_constant_value,
811 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
812 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
813 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
814 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
815 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
816 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
817 gimplify_and_update_call_from_tree): Move ...
818 * gimple-fold.c: ... here. New file.
819 (ccp_fold_builtin): Rename to ...
820 (gimple_fold_builtin): ... this.
821 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
823 2010-04-15 Richard Guenther <rguenther@suse.de>
825 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
826 fit_double_type, force_fit_type_double, add_double_with_sign,
827 neg_double, mul_double_with_sign, lshift_double, rshift_double,
828 lrotate_double, rrotate_double, div_and_round_double): Move ...
829 * double-int.c: ... here.
830 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
831 add_double, neg_double, mul_double_with_sign, mul_double,
832 lshift_double, rshift_double, lrotate_double, rrotate_double,
833 div_and_round_double): Move prototypes ...
834 * double-int.h: ... here.
836 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
839 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
840 matching constraints to ensure inputs match the output.
842 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
845 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
846 in an input-only operand.
848 2010-04-15 Anatoly Sokolov <aesok@post.ru>
850 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
851 (double_int_not, double_int_lshift, double_int_rshift): Declare.
852 (double_int_negative_p): Convert to static inline function.
853 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
854 (double_int_negative_p): Remove.
855 * tree.h (lshift_double, rshift_double):
856 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
857 * fold-const.c (fold_convert_const_int_from_real,
858 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
859 (lshift_double): Change type of arith argument to bool.
860 (rshift_double): Change type of arith argument to bool. Correct
862 * expmed.c (mask_rtx, lshift_value): (Ditto.).
864 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
867 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
868 at the start and end of the then/else blocks, and omit them from the
870 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
871 argument; all callers changed. Pass zero to old_insns_match_p instead.
872 (flow_find_head_matching_sequence): New function.
873 (old_insns_match_p): Check REG_EH_REGION notes for calls.
874 * basic-block.h (flow_find_cross_jump,
875 flow_find_head_matching_sequence): Declare functions.
877 2010-04-14 Jason Merrill <jason@redhat.com>
880 * c-common.c (attribute_takes_identifier_p): New fn.
881 * c-common.h: Declare it.
883 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
887 (*udivmod<mode>4): Ditto.
889 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md (maxmin_int): Rename code attribute from
892 maxminiprefix and update all users.
893 (maxmin_float): Ditto from maxminfprefix.
894 (logic): Ditto from logicprefix.
895 (absneg_mnemonic): Ditto from absnegprefix.
896 * config/i386/mmx.md: Update all users of maxminiprefix,
897 maxminfprefix and logicprefix for rename.
898 * config/i386/sse.md: Ditto.
899 * config/i386/sync.md (sync_<code><mode>): Update for
902 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
905 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
906 warnings converted to errors.
908 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
910 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
911 used insn_type variable.
912 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
913 to avoid set-but-not-used warning.
915 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
917 * df-core.c (df_ref_debug): Change format string placeholder
919 * dwarf2asm.c (dw2_asm_output_data_raw,
920 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
921 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
922 * dwarf2out.c (output_cfi, output_cfi_directive,
923 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
924 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
926 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
927 * print-rtl.c (print_rtx): Ditto.
929 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
932 * builtins.c (expand_builtin_pow_root): New function to expand pow
933 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
934 series of sqrt and cbrt calls under -ffast-math.
935 (expand_builtin_pow): Call it.
937 2010-04-14 Michael Matz <matz@suse.de>
939 PR tree-optimization/42963
940 * tree-cfg.c (touched_switch_bbs): New static variable.
941 (group_case_labels_stmt): New function broken out from ...
942 (group_case_labels): ... here, use the above.
943 (start_recording_case_labels): Allocate touched_switch_bbs.
944 (end_recording_case_labels): Deallocate it, call
945 group_case_labels_stmt.
946 (gimple_redirect_edge_and_branch): Remember index of affected BB.
948 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
953 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
957 2010-04-13 Jan Hubicka <jh@suse.cz>
959 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
960 of optimized out static functions.
961 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
962 cost computation. Also sanity check for overflows.
963 (update_caller_keys): Update cgraph_edge_badness call; properly
964 update fibheap and sanity check that it is up to date.
965 (add_new_edges_to_heap): Update cgraph_edge_badness.
966 (cgraph_decide_inlining_of_small_function): Likewise;
967 add sanity checking that badness in heap is up to date;
968 improve dumping of reason; Update badness of calls to the
969 offline copy of function currently inlined; dump badness
970 of functions not inlined because of unit growth limits.
972 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
975 * c-common.c (pointer_int_sum): Disregard overflow that occured only
976 because of sign-extension change when converting to sizetype here...
977 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
979 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
980 the folding to constants. Remove redundant final conversion.
981 (fold_binary) <associate>: Do not associate if the re-association of
982 constants alone overflows.
983 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
984 to the end of the list.
985 (multiple_of_p) <COND_EXPR>: New case.
987 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
989 * opt-functions.awk (opt_sanitized_name): New.
991 * optc-gen.awk: Use it
992 * opth-gen.awk: Use it.
994 2010-04-13 Martin Jambor <mjambor@suse.cz>
996 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
997 (sra_modify_assign): Delete stmts loading dead data even if racc has no
998 children. Call replace_uses_with_default_def_ssa_name to handle
1001 2010-04-13 Michael Matz <matz@suse.de>
1004 * builtins.c (expand_builtin_interclass_mathfn): Also create
1005 a register if the predicate doesn't match.
1007 2010-04-13 Diego Novillo <dnovillo@google.com>
1009 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1010 * c-pch.c: Include timevar.h.
1011 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1012 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1013 * ggc-common.c: Include timevar.h.
1014 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1015 * timevar.def (TV_PCH_SAVE): Define.
1016 (TV_PCH_CPP_SAVE): Define.
1017 (TV_PCH_PTR_REALLOC): Define.
1018 (TV_PCH_PTR_SORT): Define.
1019 (TV_PCH_RESTORE): Define.
1020 (TV_PCH_CPP_RESTORE): Define.
1022 2010-04-13 Michael Matz <matz@suse.de>
1024 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1026 (can_reassociate_p): New function.
1027 (break_up_subtract_bb, reassociate_bb): Use it.
1029 2010-04-13 Richard Guenther <rguenther@suse.de>
1032 * builtins.c (c_readstr): Fix assert.
1034 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1037 when generating cltd insn.
1039 (*ashl<mode>3_1): Remove special handling for register operand 2.
1040 (*ashlsi3_1_zext): Ditto.
1041 (*ashlhi3_1): Ditto.
1042 (*ashlhi3_1_lea): Ditto.
1043 (*ashlqi3_1): Ditto.
1044 (*ashlqi3_1_lea): Ditto.
1045 (*<shiftrt_insn><mode>3_1): Ditto.
1046 (*<shiftrt_insn>si3_1_zext): Ditto.
1047 (*<shiftrt_insn>qi3_1_slp): Ditto.
1048 (*<rotate_insn><mode>3_1): Ditto.
1049 (*<rotate_insn>si3_1_zext): Ditto.
1050 (*<rotate_insn>qi3_1_slp): Ditto.
1052 2010-04-13 Richard Guenther <rguenther@suse.de>
1054 * tree-ssa-structalias.c (callused_id): Remove.
1055 (call_stmt_vars): New.
1056 (get_call_vi): Likewise.
1057 (lookup_call_use_vi): Likewise.
1058 (lookup_call_clobber_vi): Likewise.
1059 (get_call_use_vi): Likewise.
1060 (get_call_clobber_vi): Likewise.
1061 (make_transitive_closure_constraints): Likewise.
1062 (handle_const_call): Adjust to do per-call call-used handling.
1063 (handle_pure_call): Likewise.
1064 (find_what_var_points_to): Remove general callused handling.
1065 (init_base_vars): Likewise.
1066 (init_alias_vars): Initialize call_stmt_vars.
1067 (compute_points_to_sets): Process call-used and call-clobbered
1068 vars for call statements.
1069 (delete_points_to_sets): Free call_stmt_vars.
1071 2010-04-13 Richard Guenther <rguenther@suse.de>
1073 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1074 Only add RW dependence for dependence distance zero.
1075 Adjust maximal vectorization factor according to dependences.
1076 Move alignment handling ...
1077 (vect_find_same_alignment_drs): ... here. New function.
1078 (vect_analyze_data_ref_dependences): Adjust.
1079 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1080 (vect_analyze_data_refs): Adjust minimal vectorization factor
1081 according to data references.
1082 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1083 dependences before determining the vectorization factor.
1084 Analyze alignment after determining the vectorization factor.
1085 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1086 dependences before alignment.
1087 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1089 (vect_analyze_data_refs): Likewise.
1090 (MAX_VECTORIZATION_FACTOR): New define.
1092 2010-04-13 Duncan Sands <baldrick@free.fr>
1094 * except.h (lang_eh_type_covers): Remove.
1095 * except.c (lang_eh_type_covers): Likewise.
1097 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1098 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1100 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1101 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1102 UNITS_PER_LONG where it is ABI relevant.
1103 (s390_return_addr_rtx): Likewise.
1104 (s390_back_chain_rtx): Likewise.
1105 (s390_frame_area): Likewise.
1106 (s390_frame_info): Likewise.
1107 (s390_initial_elimination_offset): Likewise.
1108 (save_gprs): Likewise.
1109 (s390_emit_prologue): Likewise.
1110 (s390_emit_epilogue): Likewise.
1111 (s390_function_arg_advance): Likewise.
1112 (s390_function_arg): Likewise.
1113 (s390_va_start): Likewise.
1114 (s390_gimplify_va_arg): Likewise.
1115 (s390_function_profiler): Likewise.
1116 (s390_optimize_prologue): Likewise.
1117 (s390_rtx_costs): Likewise.
1118 (s390_secondary_reload): Likewise.
1119 (s390_promote_function_mode): Likewise.
1120 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1121 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1122 registers available.
1123 (s390_unwind_word_mode): New function.
1124 (s390_function_value): Split 64 bit values into register pair if
1125 used as return value.
1126 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1127 function call parameters. Handle parallels.
1128 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1129 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1130 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1131 (s390_expand_setmem): Remove unused variable src_addr.
1132 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1133 deal with 64 bit registers.
1134 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1135 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1136 (UNITS_PER_LONG): New macro.
1137 * libjava/include/s390-signal.h: Define extended ucontext
1138 structure containing the upper halfs of the 64 bit registers.
1140 2010-04-13 Simon Baldwin <simonb@google.com>
1142 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1144 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1146 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1147 rvalue on the RHS if the LHS is of a non-renamable type.
1148 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1150 2010-04-13 Matthias Klose <doko@ubuntu.com>
1152 * gcc.c (cc1_options): Handle -iplugindir before processing
1153 the cc1 spec. Only add -iplugindir once.
1154 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1156 * common.opt (iplugindir): Remove `Separate' property, initialize.
1157 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1159 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1160 (distclean): Remove plugin dir.
1161 * doc/invoke.texi: Document -iplugindir.
1163 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1165 * doc/plugins.texi (Loading Plugins): Document short
1166 -fplugin=foo option.
1167 (Plugin API): Mention default_plugin_dir_name function.
1169 * gcc.c (find_file_spec_function): Add new declaration.
1170 (static_spec_func): Use it for "find-file".
1171 (find_file_spec_function): Add new function.
1172 (cc1_options): Add -iplugindir option if -fplugin* options found.
1174 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1176 * plugin.c (add_new_plugin): Updated comment, and handle short
1178 (default_plugin_dir_name): Added new function.
1180 * common.opt (iplugindir): New option to set the plugin directory.
1182 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (any_rotate): New code iterator.
1185 (rotate_insn): New code attribute.
1187 (SWIM124): New mode iterator.
1188 (<rotate_insn>ti3): New expander.
1189 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1190 any_rotate code iterator.
1191 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1192 using any_rotate code iterator and SWIM124 mode iterator.
1193 (ix86_rotlti3): New insn_and_split pattern.
1194 (ix86_rotrti3): Ditto.
1195 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1196 ix86_rotl{di,ti}3 patterns.
1197 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1198 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1199 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1200 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1201 code iterator and SWI mode iterator.
1202 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1203 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1205 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1206 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1207 (bswap rotatert splitter): Add splitter.
1208 (bswap splitter): Macroize splitter using any_rotate code iterator.
1209 Add insn predicate to split only for TARGET_USE_XCHGB or when
1210 optimizing function for size.
1212 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1214 * config/pa/pa.c (emit_move_sequence): Remove use of
1215 deleted variable flag_argument_noalias.
1217 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1219 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1221 Add to unsupported targets list.
1222 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1223 sparc*-sun-solaris2.[567]* from target lists.
1224 * configure: Regenerate.
1225 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1227 Remove Solaris 7 patch references.
1228 (Specific, sparc-sun-solaris2.7): Removed.
1229 (sparc-sun-solaris2*): Update Solaris 7 example.
1230 (sparc64-*-solaris2*): Likewise.
1232 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1234 * config.build (alpha*-dec-osf4*): Remove.
1235 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1236 of obsolete configurations.
1237 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1239 * config/alpha/t-osf4: Renamed to ...
1240 * config/alpha/t-osf5: ... this.
1241 * config/alpha/osf.h: Renamed to ...
1242 * config/alpha/osf5.h: ... this.
1243 Merged old osf5.h contents.
1245 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1246 (EXTRA_SPECS): Removed.
1247 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1248 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1251 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1253 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1255 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1258 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1259 __thiscall convention.
1261 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1263 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1265 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1267 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1269 * function.c (assign_parms_initialize_all): Add unused attribute
1272 2010-04-12 Richard Guenther <rguenther@suse.de>
1274 * gsstruct.def (GSS_CALL): New.
1275 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1276 * gimple.h: Include tree-ssa-alias.h.
1277 (struct gimple_statement_call): New.
1278 (union gimple_statement_struct_d): Add gimple_call member.
1279 (gimple_call_reset_alias_info): Declare.
1280 (gimple_call_use_set): New function.
1281 (gimple_call_clobber_set): Likewise.
1282 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1283 * gimple.c (gimple_call_reset_alias_info): New function.
1284 (gimple_build_call_1): Call it.
1285 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1286 * tree-inline.c (remap_gimple_stmt): Likewise.
1287 (expand_call_inline): Remove callused handling.
1288 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1289 * tree-dfa.c (dump_variable): Likewise.
1290 * tree-parloops.c (parallelize_loops): Likewise.
1291 * tree-ssa.c (init_tree_ssa): Likewise.
1292 (delete_tree_ssa): Likewise.
1293 * tree-flow-inline.h (is_call_used): Remove.
1294 * tree-flow.h (struct gimple_df): Remove callused member.
1295 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1296 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1297 (ref_maybe_used_by_call_p_1): Simplify.
1298 (call_may_clobber_ref_p_1): Likewise.
1299 * tree-ssa-structalias.c (compute_points_to_sets): Set
1300 the call stmt used and clobbered sets.
1301 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1302 (find_tail_calls): Verify the tail call.
1304 2010-04-12 Richard Guenther <rguenther@suse.de>
1306 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1307 single-iteration always-inline inlining.
1308 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1309 (cgraph_decide_inlining): Do not handle always-inline specially.
1310 (try_inline): Remove always-inline cycle detection special case.
1311 Do not recurse on always-inlines.
1312 (cgraph_early_inlining): Do not iterate if not optimizing.
1313 (cgraph_gate_early_inlining): remove.
1314 (pass_early_inline): Run unconditionally.
1315 (gate_cgraph_decide_inlining): New function.
1316 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1317 not inlining or optimizing.
1318 (cgraph_decide_inlining_of_small_functions): Also consider
1319 always-inline functions.
1320 (cgraph_default_inline_p): Return true for nodes which should
1321 disregard inline limits.
1322 (estimate_function_body_sizes): Assume zero size and time for
1323 nodes which are marked as disregarding inline limits.
1324 (cgraph_decide_recursive_inlining): Do not perform recursive
1325 inlining on always-inline nodes.
1327 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1330 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1331 for exprs satisfying handled_component_p.
1333 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1335 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1336 non-constant aggregate elements.
1338 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1339 is a real initialization.
1341 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1344 * c-decl.c (start_function): Move forward check for nested function.
1346 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1348 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1349 * config/sh/sh.c: Include reload.h.
1350 (sh_legitimize_reload_address): New.
1351 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1352 sh_legitimize_reload_address.
1354 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1356 * config/sh/sh.md (*movqi_pop): New insn pattern.
1357 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1359 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1361 * config/i386/i386.md (any_shiftrt): New code iterator.
1362 (shiftrt_insn): New code attribute.
1364 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1365 using any_shiftrt code iterator.
1366 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1367 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1368 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1369 pattern from corresponding peephole2 patterns.
1370 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1371 using any_shiftrt code iterator.
1372 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1373 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1374 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1375 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1376 *{ashr,lshr}<mode>3_cmp_zext.
1377 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1379 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1383 (*lshr<mode>3_cconly): Ditto.
1385 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1388 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1389 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1390 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1392 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1393 from corresponding peephole2 patterns.
1394 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1395 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1396 and *lshrdi3_1_rex64 using SWI mode iterator.
1397 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1398 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1399 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1400 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1401 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1402 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1403 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1404 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1405 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1408 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1410 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1411 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1412 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1413 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1415 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1416 from corresponding peephole2 patterns.
1417 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1418 (ashrsi3_cvt): Rename from ashrsi3_31.
1419 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1420 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1421 and x86_64_shift_adj_3 using SWI48 mode iterator.
1422 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1423 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1424 and *ashrdi3_1_rex64 using SWI mode iterator.
1425 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1426 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1427 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1428 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1429 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1430 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1431 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1432 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1433 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1435 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1436 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1437 x86_shift<mode>_adj_3 expanders.
1439 2010-04-10 Wei Guozhi <carrot@google.com>
1442 * config/arm/arm.c (arm_pic_static_addr): New function.
1443 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1445 (arm_output_addr_const_extra): Output expression for new pattern.
1446 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1448 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1450 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1453 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1454 * web.c: Include "insn-config.h" and "recog.h".
1455 (union_match_dups): New function.
1456 (web_main): Call it.
1457 (union_defs): Don't try to recognize match_dups.
1459 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1460 if doing so would replace the entire pattern.
1462 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1466 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1467 and splitter pattern. Change splitter operand 1 predicate to
1470 2010-04-09 Martin Jambor <mjambor@suse.cz>
1472 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1473 lattices are addresses of CONST_DECLs with the same initial value.
1474 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1475 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1477 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1478 Bernd Schmidt <bernds@codesourcery.com>
1480 * loop-invariant.c (replace_uses): New static function.
1481 (move_invariant_reg): Use it to ensure we can replace the uses.
1483 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1485 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1487 (picochip_override_options): Enable section anchors only above -O1.
1488 (picochip_reorg): Fixed a couple of build warnings.
1490 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1492 * configure.ac (plugin -rdynamic test): Log result.
1493 * configure: Regenerate.
1494 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1495 (RDYNAMIC_SPEC): Define.
1496 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1498 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1500 * configure.ac: Determine Sun ld version numbers.
1501 (comdat_group): Restrict GNU ld version checks to gld.
1502 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1503 (enable_comdat): Support --enable-comdat.
1504 * configure: Regenerate.
1505 * doc/install.texi (Configuration): Document --enable-comdat.
1507 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1509 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1510 * config/sol2-gld.h: ... here.
1511 * config.gcc (sparc*-*-solaris2*): Reflect this.
1512 (i[34567]86-*-solaris2*): Use it.
1514 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1516 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1518 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1520 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1523 * diagnostic.c (diagnostic_initialize): Initialize
1524 some_warnings_are_errors.
1525 (diagnostic_finish): New.
1526 (diagnostic_action_after_output): Call it before exiting.
1527 (diagnostic_report_diagnostic): Do not print message here. Set
1528 some_warnings_are_errors.
1529 * diagnostic.h (diagnostic_context): Delete
1530 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1531 (diagnostic_finish): Declare.
1532 * toplev.c (toplev_main): Call it before exit.
1534 2010-04-09 Jason Merrill <jason@redhat.com>
1537 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1538 for incomplete type.
1541 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1542 based on a warning flag.
1544 2010-04-09 Richard Guenther <rguenther@suse.de>
1546 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1548 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1551 * varasm.c (default_assemble_visibility): Wrap vars that are
1552 set, but unused, by targets without GAS.
1553 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1554 Remove set, but unused, vars.
1555 (rs6000_legitimize_tls_address): Likewise.
1556 (altivec_expand_dst_builtin): Likewise.
1557 * config/darwin.c (machopic_classify_symbol): Likewise.
1558 (machopic_indirection_name): Likewise.
1560 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.md (DWI): New mode iterator.
1563 (S): New mode attribute.
1564 (shift_operand): Ditto.
1565 (shift_immediate_operand): Ditto.
1566 (ashl_input_operand): Ditto.
1567 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1568 using SDWIM mode iterator.
1569 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1570 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1572 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1573 from corresponding peephole2 patterns.
1574 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1575 and x86_64_shift_adj_1 using SWI48 mode iterator.
1576 (x86_shift<mode>_adj_2): Ditto.
1577 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1578 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1579 using SWI48 mode iterator.
1580 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1581 *ashldi3_cmp_rex64 using SWI mode iterator.
1582 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1583 *ashldi3_cconly_rex64 using SWI mode iterator.
1584 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1585 x86_shift<mode>_adj_{1,2}.
1586 (ix86_split_ashr): Ditto.
1587 (ix86_split_lshr): Ditto.
1589 2010-04-09 Richard Guenther <rguenther@suse.de>
1591 * target.h (builtin_conversion): Pass in input and output types.
1592 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1593 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1594 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1595 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1597 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1599 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1601 2010-04-09 Richard Guenther <rguenther@suse.de>
1604 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1606 2010-04-09 Richard Guenther <rguenther@suse.de>
1608 * tree-vectorizer.h (struct _stmt_vec_info): Document
1609 that vectype is the type of the LHS.
1610 (supportable_widening_operation, supportable_narrowing_operation):
1611 Get both input and output vector types as arguments.
1612 (vect_is_simple_use_1): Declare.
1613 (get_same_sized_vectype): Likewise.
1614 * tree-vect-loop.c (vect_determine_vectorization_factor):
1615 Set STMT_VINFO_VECTYPE to the vector type of the def.
1616 (vectorizable_reduction): Adjust.
1617 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1618 Adjust. Specify the output vector type.
1619 (vect_pattern_recog_1): Adjust.
1620 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1621 (vectorizable_call): Adjust.
1622 (vectorizable_conversion): Likewise.
1623 (vectorizable_operation): Likewise.
1624 (vectorizable_type_demotion): Likewise.
1625 (vectorizable_type_promotion): Likewise.
1626 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1628 (vect_is_simple_use_1): New function.
1629 (supportable_widening_operation): Get both input and output
1631 (supportable_narrowing_operation): Likewise.
1632 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1634 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1636 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1637 __thiscall and _thiscall as predefined macros.
1638 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1639 thiscall attribute handling.
1640 (ix86_comp_type_attributes): Likewise.
1641 (ix86_function_regparm): Likewise.
1642 (ix86_return_pops_args): Likewise.
1643 (init_cumulative_args): Likewise.
1644 (find_drap_reg): Likewise.
1645 (ix86_static_chain): Likewise.
1646 (x86_this_parameter): Likewise.
1647 (x86_output_mi_thunk): Likewise.
1648 (ix86_attribute_table): Add description for thiscall attribute.
1649 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1650 * doc/extend.texi: Add documentation for thiscall.
1652 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1655 * c.opt (Wint-to-pointer-cast): Available in C++.
1656 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1658 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1660 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1661 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1662 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1663 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1664 function type instead. Reorder and simplify checks.
1666 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1668 2010-04-08 Jing Yu <jingyu@google.com>
1669 Zdenek Dvorak <ook@ucw.cz>
1671 PR tree-optimization/42720
1672 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1673 loop unswitch conditions here from ...
1674 (tree_unswitch_single_loop): ... here.
1676 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1678 * tree-if-conv.c: Fix comments and simplify logic.
1680 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1682 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1683 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1684 (main_tree_if_conversion): Update call to tree_if_conversion.
1686 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1689 * doc/invoke.texi (-b,-V): Delete.
1690 * doc/tm.texi: Do not mention -b.
1691 * gcc.c (display_help): Delete -b and -V.
1692 (process_command): Delete -b and -V.
1693 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1695 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1696 Wolfgang Gellerich <gellerich@de.ibm.com>
1698 Implement target hook for loop unrolling
1699 * target.h (loop_unroll_adjust): Add a new target hook function.
1700 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1701 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1702 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1703 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1704 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1706 (decide_unroll_stupid): Likewise.
1708 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1711 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1713 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1715 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1716 (Specific, *-*-solaris2*): Likewise.
1717 Don't prefer Sun as over GNU as.
1719 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1721 * config/s390/s390.c (override_options): Adjust the z10
1722 defaults for max-unroll-times, max-completely-peeled-insns
1723 and max-completely-peel-times.
1725 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1727 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1728 instructions for z10.
1729 (s390_expand_setmem): Likewise.
1730 (s390_expand_cmpmem): Likewise.
1732 2010-04-08 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/43679
1735 * tree-ssa-pre.c (eliminate): Only propagate copies.
1737 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1740 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1741 set but not used variable warning.
1743 2010-04-08 Wei Guozhi <carrot@google.com>
1746 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1747 (arm_size_rtx_costs): Call the new function when optimized for size.
1749 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1752 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1753 op0 is not a MEM, just return NULL instead of assertion
1755 (discover_nonconstant_array_refs): Don't walk debug stmts.
1757 2010-04-08 Doug Kwan <dougkwan@google.com>
1759 * configure.ac: Recognize gold and do not use its version number
1760 to test ld features.
1761 * configure: Regenerate.
1763 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1766 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1767 (negate_value): Move code to push elements to broken_up_substracts ...
1768 (eliminate_plus_minus_pair): ... here. Push operands that have no
1769 negative pair to plus_negates.
1770 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1772 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1774 * doc/install.texi (Configuration): Move description of
1775 --enable-lto, --with-libelf*, --enable-gold from Java section to
1778 * doc/generic.texi (Working with declarations)
1779 (Function Properties, C and C++ Trees): Fix typos.
1780 * doc/sourcebuild.texi (Top Level): Likewise.
1782 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1785 * tree.h (DECL_READ_P): Define.
1786 (struct tree_decl_common): Add decl_read_flag.
1787 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1788 a set but not used warning.
1789 (merge_decls): Merge DECL_READ_P flag.
1790 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1791 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1792 * c-common.c (handle_used_attribute, handle_unused_attribute):
1794 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1796 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1798 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1799 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1800 c_parser_binary_expression, c_parser_cast_expression,
1801 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1802 Call default_function_array_read_conversion instead of
1803 default_function_array_conversion where needed.
1804 (c_parser_unary_expression, c_parser_conditional_expression,
1805 c_parser_postfix_expression_after_primary, c_parser_initelt):
1806 Likewise. Call mark_exp_read where needed.
1807 (c_parser_statement_after_labels, c_parser_asm_operands,
1808 c_parser_typeof_specifier, c_parser_sizeof_expression,
1809 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1811 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1813 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1814 (warn_unused_but_set_parameter): Default to warn_unused
1816 * doc/invoke.texi: Document -Wunused-but-set-variable and
1817 -Wunused-but-set-parameter.
1819 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1820 used count variable.
1821 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1822 when operandN variables aren't used in the body of the expander
1824 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1825 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1826 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1827 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1828 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1829 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1830 * tree.c (PROCESS_ARG): Likewise.
1832 2010-04-07 Simon Baldwin <simonb@google.com>
1834 * diagnostic.h (diagnostic_override_option_index): New macro to
1835 set a diagnostic's option_index.
1836 * c-tree.h (c_cpp_error): Add warning reason argument.
1837 * opts.c (_warning_as_error_callback): New.
1838 (register_warning_as_error_callback): Store callback for
1839 warnings enabled via enable_warning_as_error.
1840 (enable_warning_as_error): Call callback, minor code tidy.
1841 * opts.h (register_warning_as_error_callback): Declare.
1842 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1843 response to -Werror=.
1844 (c_common_init_options): Register warning_as_error_callback in opts.c.
1845 * common.opt: Add -Wno-cpp option.
1846 * c-common.c (struct reason_option_codes_t): Map cpp warning
1847 reason codes to gcc option indexes.
1848 * (c_option_controlling_cpp_error): New function, lookup the gcc
1849 option index for a cpp warning reason code.
1850 * (c_cpp_error): Add warning reason argument, call
1851 c_option_controlling_cpp_error for diagnostic_override_option_index.
1852 * doc/invoke.texi: Document -Wno-cpp.
1854 2010-04-07 Richard Guenther <rguenther@suse.de>
1856 * ipa-reference.c (mark_load): Use get_base_address.
1857 (mark_store): Likewise.
1859 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1860 inserting GIMPLE_NOPs into the IL.
1861 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1862 Explicitly strip handled components and indirect references.
1864 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1865 folding address expressions.
1866 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1867 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1868 operand_equal_p to compare decls.
1869 (ptr_deref_may_alias_decl_p): Likewise.
1870 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1871 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1872 Handle reversed comparison ops.
1873 * tree-sra.c (asm_visit_addr): Use get_base_address.
1874 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1875 * ipa-reference.c (mark_address): Use get_base_address.
1877 2010-04-07 Richard Guenther <rguenther@suse.de>
1879 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1880 Propagate constants everywhere.
1882 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1885 * tree.c (MAX_INT_CACHED_PREC): Define.
1886 (nonstandard_integer_type_cache): New array.
1887 (build_nonstandard_integer_type): Cache results for precision
1888 <= MAX_INT_CACHED_PREC.
1890 2010-04-07 Richard Guenther <rguenther@suse.de>
1892 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1893 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1894 * common.opt: Likewise.
1895 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1896 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1897 (nonoverlapping_memrefs_p): Likewise.
1898 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1899 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1900 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1901 OPT_fargument_noalias_global for backward compatibility.
1903 2010-04-07 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/43270
1906 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1907 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1908 * tree-ssa-pre.c (phi_translate_1): Adjust.
1909 (fully_constant_expression): Split out vn_reference handling to ...
1910 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1911 Fold reads from constant strings.
1912 (vn_reference_lookup): Handle fully constant references.
1913 (vn_reference_lookup_pieces): Likewise.
1914 * Makefile.in (expmed.o-warn): Add -Wno-error.
1916 2010-04-07 Martin Jambor <mjambor@suse.cz>
1918 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1920 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1923 * gcc.c: Add -static-libstdc++ to list of recognized options.
1925 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1927 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1929 2010-04-07 Richard Guenther <rguenther@suse.de>
1932 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1933 bases build simple mem attributes to retain points-to information.
1935 2010-04-07 Richard Guenther <rguenther@suse.de>
1938 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1939 preserve points-to related information.
1941 2010-04-07 Richard Guenther <rguenther@suse.de>
1944 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1945 discard plain indirect references.
1946 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1947 * tree.c (tree_nop_conversion): Likewise.
1949 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1952 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1954 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1956 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1957 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1959 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1961 * tree-if-conv.c: Fix indentation and comments.
1963 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1965 * tree-if-conv.c: Sort static functions in topological order.
1967 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1969 * tree-if-conv.c: Fix indentation and comments.
1971 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1974 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1975 lang_hooks.types.type_for_size instead of
1976 build_nonstandard_integer_type.
1977 When converting an unsigned type to signed, double its precision.
1978 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1979 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1980 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1983 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1986 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1987 POINTER_PLUS_EXPR for pointer types.
1989 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1992 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1993 * graphite-clast-to-gimple.c: Include langhooks.h.
1994 (max_signed_precision_type): New.
1995 (max_precision_type): Takes two types as arguments.
1996 (precision_for_value): New.
1997 (precision_for_interval): New.
1998 (gcc_type_for_interval): New.
1999 (gcc_type_for_value): New.
2000 (gcc_type_for_clast_term): New.
2001 (gcc_type_for_clast_red): New.
2002 (gcc_type_for_clast_bin): New.
2003 (gcc_type_for_clast_expr): Split up into several functions.
2004 (gcc_type_for_clast_eq): Rewritten.
2005 (compute_bounds_for_level): New.
2006 (compute_type_for_level_1): New.
2007 (compute_type_for_level): New.
2008 (gcc_type_for_cloog_iv): Removed.
2009 (gcc_type_for_iv_of_clast_loop): Rewritten.
2010 (graphite_create_new_loop): Compute the lower and upper bound types
2011 with gcc_type_for_clast_expr.
2012 (graphite_create_new_loop_guard): Same.
2013 (find_cloog_iv_in_expr): Removed.
2014 (compute_cloog_iv_types_1): Removed.
2015 (compute_cloog_iv_types): Removed.
2016 (gloog): Do not call compute_cloog_iv_types.
2017 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2019 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2020 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2021 (GBB_CLOOG_IV_TYPES): Removed.
2023 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2025 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2026 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2027 (detect_commutative_reduction): Same.
2029 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2031 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2032 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2034 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2035 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2036 (rewrite_commutative_reductions_out_of_ssa): Same.
2037 * passes.c (execute_function_todo): Call verify_ssa for every pass
2038 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2039 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2040 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2041 with an extra argument.
2042 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2043 verify_ssa only when the extra argument is true.
2044 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2045 with an extra argument.
2046 (tree_transform_and_unroll_loop): Same.
2048 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2050 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2051 for all the passes of the LNO having LOOP_CLOSED_SSA.
2052 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2053 * tree-loop-distribution.c (pass_loop_distribution): Same.
2054 * tree-pass.h (TODO_verify_loops): Removed.
2055 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2057 (pass_tree_unswitch): Same.
2058 (pass_predcom): Same.
2059 (pass_vectorize): Same.
2060 (pass_linear_transform): Same.
2061 (pass_graphite_transforms): Same.
2062 (pass_iv_canon): Same.
2063 (pass_complete_unroll): Same.
2064 (pass_complete_unrolli): Same.
2065 (pass_parallelize_loops): Same.
2066 (pass_loop_prefetch): Same.
2067 (pass_iv_optimize): Same.
2069 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2072 * passes.c (init_optimization_passes): Move pass_lim before
2073 pass_copy_prop and pass_dce_loop.
2075 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2078 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2079 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2080 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2081 MULTI_* defines for 4 argument vpermil2p* builtins.
2083 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2085 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2086 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2087 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2088 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2089 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2090 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2091 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2092 Use x86_maybe_negate_const_int to output insn mnemonic.
2093 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2094 check from instruction predicate. Update comments.
2095 * config/i386/sync.md (sync_add<mode>): Use
2096 x86_maybe_negate_const_int to output insn mnemonic.
2098 2010-04-06 Jan Hubicka <jh@suse.cz>
2100 PR tree-optimization/42906
2101 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2102 IGNORE_SELF argument. Set visited_control_parents for fully
2104 (find_obviously_necessary_stmts): Update call of
2105 mark_control_dependent_edges_necessary.
2106 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2108 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md: Remove comment about 'e' and 'E'
2113 2010-04-06 Richard Guenther <rguenther@suse.de>
2115 PR tree-optimization/43627
2116 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2117 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2120 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2122 * BASE-VER: Change to 4.6.0.
2125 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2128 2010-04-06 Richard Guenther <rguenther@suse.de>
2131 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2133 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2135 * doc/invoke.texi (Optimize Options): Document that LTO
2136 won't remove object access purely due to incompatible
2139 2010-04-04 Matthias Klose <doko@ubuntu.com>
2141 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2142 Initialize variable.
2144 2010-04-03 Richard Guenther <rguenther@suse.de>
2147 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2148 require a non-NULL MEM_OFFSET.
2150 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2152 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2153 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2154 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2155 config/alpha/predicates.md, config/arm/arm.md,
2156 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2157 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2158 config/darwin9.h, config/darwin.c, config/darwin.h,
2159 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2160 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2161 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2162 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2163 config/mips/mips.md, config/mn10300/mn10300.c,
2164 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2165 config/rs6000/aix.h, config/rs6000/dfp.md,
2166 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2167 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2168 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2169 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2170 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2171 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2172 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2173 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2174 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2175 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2176 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2177 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2178 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2179 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2180 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2181 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2182 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2183 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2184 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2185 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2186 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2187 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2188 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2189 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2190 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2191 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2192 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2193 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2194 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2195 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2196 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2197 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2198 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2199 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2200 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2201 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2203 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2206 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2207 * aclocal.m4: Regenerate.
2209 2010-04-02 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/43629
2212 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2213 if we have seen a constant value.
2215 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2217 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2219 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2222 * arm.c (legitimize_tls_address): Adjust call to
2223 gen_tls_load_dot_plus_four.
2224 (arm_note_pic_base): New function.
2225 (arm_cannot_copy_insn_p): Use it.
2226 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2229 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2234 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2236 * Makefile.in ($(out_object_file)): Depend on
2237 gt-$(basename $(notdir $(out_file))).h.
2239 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2241 * config.gcc (lm32-*-rtems*): Add t-lm32.
2243 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2245 * config.gcc: Add lm32-*-rtems*.
2246 * config/lm32/rtems.h: New file.
2248 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2251 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2253 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2255 * dwarf2out.c (output_compilation_unit_header): For
2256 -gdwarf-4 use version 4 instead of version 3.
2257 (output_line_info): For version 4 and above emit additional
2258 maximum ops per insn header field.
2259 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2261 * dwarf2out.c (is_c_family, is_java): Remove.
2262 (lower_bound_default): New function.
2263 (add_bound_info, gen_descr_array_type_die): Use it.
2265 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2268 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2269 re-declaration when it happens in a function.
2271 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2273 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2274 (cgraph_remove_function_insertion_hook): Same.
2275 (cgraph_call_function_insertion_hooks): Same.
2277 2010-04-01 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2281 and TREE_THIS_VOLATILE.
2282 (copy_ref_info): Likewise.
2283 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2284 * tree.c (build6_stat): Ignore side-effects of all but arg5
2285 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2288 2010-04-01 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/43607
2291 * ipa-type-escape.c (check_call): Do not access non-existing
2294 2010-04-01 Richard Guenther <rguenther@suse.de>
2298 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2299 Jack Howarth <howarth@bromo.med.uc.edu>
2301 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2304 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2306 * doc/install.texi (Prerequisites): Document libelf usability on
2307 IRIX 5/6 and Solaris 2.
2308 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2309 Update GNU as, GNU ld requirements.
2310 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2311 Document Sun Studio compiler download.
2312 Update and simplify as, ld recommendations.
2313 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2315 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2317 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2318 with_tune_32 to pentium4.
2320 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2322 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2324 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2326 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2327 obsoletion, removal.
2329 Document GNU as requirement.
2330 Update configure requirements.
2331 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2332 Recomment IRIX 6.5.18+.
2333 Document IDF/IDL requirement.
2334 Document GNU as requirement.
2335 Document GNU ld bootstrap failure.
2336 Remove freeware.sgi.com reference.
2338 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2340 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2341 UNIX V4.0, V5.0 obsoletion, removal.
2342 Remove --with-gc=simple reference.
2343 Update VM requirements during bootstrap.
2344 Remove -oldas bootstrap description.
2345 Update binutils reference.
2346 Remove comparison failure note.
2348 2010-03-31 Richard Guenther <rguenther@suse.de>
2349 Zdenek Dvorak <ook@ucw.cz>
2350 Sebastian Pop <sebastian.pop@amd.com>
2353 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2354 with multiple arguments.
2355 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2357 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2359 * graphite-dependences.c (print_pddr): Call print_pdr with an
2361 * graphite-poly.c (debug_pdr): Add an extra argument for the
2364 (print_pbb_domain): Same.
2366 (print_scop_context): Same.
2368 (print_cloog): Same.
2369 (debug_pbb_domain): Same.
2373 (debug_scop_context): Same.
2375 (debug_cloog): Same.
2376 (print_scop_params): Same.
2377 (debug_scop_params): Same.
2378 (print_iteration_domain): Same.
2379 (print_iteration_domains): Same.
2380 (debug_iteration_domain): Same.
2381 (debug_iteration_domains): Same.
2382 (print_scattering_function): Same.
2383 (print_scattering_functions): Same.
2384 (debug_scattering_function): Same.
2385 (debug_scattering_functions): Same.
2386 * graphite-poly.h (debug_pdr): Update declaration.
2388 (print_pbb_domain): Same.
2390 (print_scop_context): Same.
2392 (print_cloog): Same.
2393 (debug_pbb_domain): Same.
2397 (debug_scop_context): Same.
2399 (debug_cloog): Same.
2400 (print_scop_params): Same.
2401 (debug_scop_params): Same.
2402 (print_iteration_domain): Same.
2403 (print_iteration_domains): Same.
2404 (debug_iteration_domain): Same.
2405 (debug_iteration_domains): Same.
2406 (print_scattering_function): Same.
2407 (print_scattering_functions): Same.
2408 (debug_scattering_function): Same.
2409 (debug_scattering_functions): Same.
2411 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2413 * graphite-poly.c (print_scattering_function_1): New.
2414 (print_scattering_function): Call it.
2415 (print_scop_params): Remove spaces at the end of lines.
2418 * graphite-poly.h (print_cloog): Declared.
2419 (debug_cloog): Declared.
2421 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2423 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2425 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2426 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2427 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2428 to switch between adding the IV bump in loop->latch or in loop->header.
2430 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2432 * graphite-poly.c (print_scattering_function): Pretty print following
2435 (print_pbb_domain): Same.
2436 (dump_gbb_cases): Same.
2437 (dump_gbb_conditions): Same.
2440 (print_scop_params): Same.
2441 (print_scop_context): Same.
2443 (print_pbb_body): New.
2444 (lst_indent_to): New.
2445 (print_lst): Start new lines with a #.
2446 * graphite-poly.h (pbb_bb): New.
2447 (pbb_index): Use pbb_bb.
2448 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2450 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2452 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2454 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2455 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2456 and 0 instead of 1 for dw_val_class_flag.
2457 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2458 dw_val_class_range_list, dw_val_class_loc_list,
2459 dw_val_class_lineptr and dw_val_class_macptr, use
2460 DW_FORM_flag_present for dw_val_class_flag and
2461 DW_FORM_exprloc for dw_val_class_loc.
2462 (output_die): For -gdwarf-4 print dw_val_class_loc
2463 size as uleb128 instead of 1 or 2 bytes and don't print
2464 anything for dw_val_class_flag.
2466 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2467 instead of cselib_lookup following by tweaking locs->setting_insn.
2470 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2471 even before returning from label, setjmp call or volatile asm
2474 2010-03-31 Richard Guenther <rguenther@suse.de>
2477 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2478 temporary data on stack.
2480 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2482 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2483 (PUSHSECTION_ASM_OP): Remove.
2484 (POPSECTION_ASM_OP): Remove.
2485 (PUSHSECTION_FORMAT): Remove.
2486 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2487 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2488 * config/sol2.c (solaris_output_init_fini): Use it.
2490 2010-03-31 Jie Zhang <jie@codesourcery.com>
2493 * opt-functions.awk (var_type_struct): Use signed char type
2494 for simple variables.
2496 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2498 * config/sol2.c: Include output.h.
2499 (solaris_assemble_visibility): New function.
2500 * config/t-sol2 (sol2.o): Add output.h dependency.
2501 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2502 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2505 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2508 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2509 V2SImode or XFmode on PRE_DEC.
2512 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2515 2010-03-31 Jie Zhang <jie@codesourcery.com>
2518 * reload.h (caller_save_initialized_p): Declare.
2519 * toplev.c (backend_init_target): Don't call
2520 init_caller_save but set caller_save_initialized_p to false.
2521 * caller-save.c (caller_save_initialized_p): Define.
2522 (init_caller_save): Check caller_save_initialized_p.
2523 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2525 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2528 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2529 and soft-fp/t-softfp to tmake_file.
2530 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2531 (LIBGCC2_TF_CEXT): Define.
2534 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2537 * cselib.c (n_useless_values): Document handling of debug locs.
2538 (n_useless_debug_values, n_debug_values): New variables.
2539 (new_elt_loc_list): Don't add to debug values, keep count.
2540 (promote_debug_loc): New.
2541 (cselib_reset_table): Zero new variables.
2542 (entry_and_rtx_equal_p): Promote debug locs.
2543 (discard_useless_locs): Increment n_useless_debug_values for
2545 (remove_useless_values): Adjust n_useless_values and n_debug_values
2546 with n_useless_debug_values.
2547 (add_mem_for_addr): Promote debug locs.
2548 (cselib_lookup_mem): Likewise.
2549 (cselib_lookup_addr): Renamed to...
2550 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2551 (cselib_log_lookup): ... this. Turn into...
2552 (cselib_lookup_addr): ... new wrapper.
2553 (cselib_lookup_from_insn): New.
2554 (cselib_invalidate_regno): Increment n_useless_debug_values for
2556 (cselib_invalidate_mem): Likewise.
2557 (cselib_process_insn): Take n_deleted and n_debug_values into
2558 account to guard remove_useless_value call.
2559 (cselib_finish): Zero n_useless_debug_values.
2560 * cselib.h (cselib_lookup_from_insn): Declare.
2561 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2562 (sched_analyze_2): Likewise.
2564 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2566 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2568 (adjust_mems): Replace narrowing SUBREG of expression containing
2569 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2570 with operations in the narrower mode.
2573 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2574 regs_invalidated_by_call instead all call_used_reg_set registers.
2576 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2579 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2580 pointer comparisons with types_compatible_p.
2581 * tree-vect-stmts.c (vectorizable_call): Same.
2582 (vectorizable_condition): Same.
2584 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2586 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2587 stack check if the mask would be zero.
2589 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2590 Jack Howarth <howarth@bromo.med.uc.edu>
2592 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2595 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2598 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2600 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2601 Include ___unordxf2 and ___unordtf2.
2602 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2605 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2607 * config/lm32/t-lm32: New file.
2608 * config.gcc: Use the above file when targetting lm32.
2610 2010-03-28 Duncan Sands <baldrick@free.fr>
2612 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2614 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2617 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2618 Improve vectorization cost model diagnostic.
2620 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2623 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2624 compute_data_dependences_for_loop returns false, early exit
2625 and output an extra diagnostic for the failed data reference
2628 2010-03-29 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/43560
2631 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2632 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2634 2010-03-29 Jie Zhang <jie@codesourcery.com>
2637 * toplev.c (process_options): Set optimization_default_node
2638 and optimization_current_node.
2639 * opts.c (decode_options): Don't set optimization_default_node
2640 and optimization_current_node.
2642 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2644 * config/rtems.h: Abandon -qrtems_debug.
2646 2010-03-28 Jan Hubicka <jh@suse.cz>
2648 PR tree-optimization/43505
2649 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2650 map should not be copied.
2652 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2655 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2656 cdtors, set DECL_PRESERVE_P.
2657 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2660 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2662 PR tree-optimization/43528
2663 * stor-layout.c (place_field): Check that constant fits into
2664 unsigned HWI when skipping calculation of MS bitfield layout.
2666 2010-03-27 Jan Hubicka <jh@suse.cz>
2669 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2670 notice_global_symbol work.
2672 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2674 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2675 instead of dwarf2out_decl.
2676 (struct var_loc_node): Remove section_label field.
2677 (dwarf2out_function_decl): New function.
2678 (dwarf2out_var_location): Don't set section_label field.
2679 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2681 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2683 PR tree-optimization/43544
2684 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2685 First argument for builtin vectorized function hook is now a
2686 tree to be able to distinguish between machine specific and
2688 * targhooks.c (default_builtin_vectorized_function): Ditto.
2689 * targhooks.h (default_builtin_vectorized_function): Ditto.
2690 * target.h (struct gcc_target): Ditto.
2691 * tree-vect-stmts.c (vectorizable_function): Ditto.
2692 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2693 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2696 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2699 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2700 nested binding iff it is a FUNCTION_DECL.
2701 (store_parm_decls_newstyle): Pass nested=true to bind for
2702 FUNCTION_DECLs amongst parameters.
2704 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2706 * var-tracking.c (vt_expand_loc_callback): Don't run
2707 cselib_expand_value_rtx_cb in dummy mode if
2708 cselib_dummy_expand_value_rtx_cb returned false.
2710 * var-tracking.c (emit_note_insn_var_location): For one part
2711 notes with offset 0, don't add EXPR_LIST around the location.
2712 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2713 add_location_or_const_value_attribute): Adjust for that change.
2716 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2717 into first operand and location into second.
2718 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2719 dw_cfi_oprnd_loc for DW_CFA_expression.
2720 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2721 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2722 assume first argument is regnum and second argument is location.
2724 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2727 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2728 of scratch register to DImode. Split to DImode comparison operator.
2729 Use SImode subreg of scratch register in the multiplication.
2730 (*cmp_sadd_sidi): Ditto.
2731 (*cmp_ssub_si): Ditto.
2732 (*cmp_ssub_sidi): Ditto.
2734 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2738 Remove invalid assert and wrong comment.
2740 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2743 * flags.h (final_insns_dump_p): New extern.
2744 * final.c (final_insns_dump_p): New variable.
2745 (rest_of_clean_state): Set it before -fdump-final-insns=
2746 dumping, clear afterwards.
2747 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2748 MEM_ALIAS_SET on MEMs.
2750 2010-03-26 David S. Miller <davem@davemloft.net>
2752 * configure.ac: Fix sparc GOTDATA_OP bug check.
2753 * configure: Rebuild.
2755 2010-03-26 Alan Modra <amodra@gmail.com>
2757 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2759 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2761 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2762 TLS_SECTION_ASM_FLAG.
2764 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2767 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2768 Clear first_function_block_is_cold.
2771 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2772 argument if the argument is truth_value_p.
2774 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2776 * config/rs6000/constraints.md: Update copyright year for my changes.
2779 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2780 used in reg+reg addressing, swap registers.
2782 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2785 * target.h (struct gcc_target): Add code_end hook.
2786 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2788 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2789 * toplev.c (compile_file): Call targetm.asm_out.code_end
2790 hook before unwind info/debug info output.
2791 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2792 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2793 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2794 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2795 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2796 * config/i386/i386.c (ix86_file_end): Renamed to...
2797 (ix86_code_end): ... this. Make static. Don't call
2798 file_end_indicate_exec_stack. Emit unwind info using
2799 final_start_function/final_end_function.
2800 (darwin_x86_file_end): Remove.
2801 (TARGET_ASM_CODE_END): Define.
2802 * config/i386/i386.h (TARGET_ASM_FILE_END,
2803 NEED_INDICATE_EXEC_STACK): Don't define.
2804 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2805 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2806 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2807 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2810 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2811 at the beginning and final_end_function at the end.
2812 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2814 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2816 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2817 and Sun as TLS syntax.
2818 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2819 * configure: Regenerate.
2820 * config.in: Regenerate.
2821 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2822 (default_elf_asm_named_section): Use it.
2823 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2824 (i386_output_dwarf_dtprel): Likewise.
2825 (output_addr_const_extra): Likewise.
2826 (output_pic_addr_const): Lowercase @GOTTPOFF.
2827 (output_addr_const_extra): Likewise.
2828 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2829 (output_addr_const_extra): Likewise.
2830 (output_pic_addr_const): Lowercase @INDNTPOFF.
2831 (output_addr_const_extra): Likewise.
2832 (output_pic_addr_const): Lowercase @NTPOFF.
2833 (output_addr_const_extra): Likewise.
2834 (output_pic_addr_const): Lowercase @TPOFF.
2835 (output_addr_const_extra): Likewise.
2836 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2837 (*tls_global_dynamic_64): Likewise.
2838 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2839 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2841 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2842 (ASM_OUTPUT_TLS_COMMON): Use it.
2843 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2846 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2847 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2848 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2849 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2850 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2851 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2853 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2855 * config/i386/i386.c (override_options): Don't accept
2856 -mtls-dialect=sun any longer.
2857 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2858 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2859 (*tls_local_dynamic_base_32_sun): Likewise.
2860 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2862 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2865 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2866 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2869 * ira.c (adjust_cleared_regs): New function.
2870 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2874 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2876 * expr.c (expand_expr_real): Restore previous
2877 curr_insn_source_location and curr_insn_block after
2878 expand_expr_real_1 call.
2879 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2880 instead of expand_expr_real_1.
2882 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2884 PR rtl-optimization/43413
2885 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2888 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2891 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2892 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2894 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/i386.c (ix86_target_string): Add -mfma.
2897 Fix a typo in comment.
2899 2010-03-22 Mike Stump <mikestump@comcast.net>
2902 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2903 Don't overly align based upon packed packed fields.
2905 2010-03-22 Jason Merrill <jason@redhat.com>
2907 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2908 Use () rather than [], and move before the element type.
2910 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2912 * doc/configfiles.texi (Configuration Files): Removed
2913 fixinc/Makefile*, intl/Makefile.*.
2914 * doc/makefile.texi: Fixed markup. Abstract from version
2915 control system used.
2916 (Makefile): Removed obsolete gcc/java/parse.y example.
2917 * doc/sourcebuild.texi: Likewise.
2918 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2919 libgomp, libssp. Removed fastjar.
2920 (Miscellaneous Docs): Clarify location.
2921 Added COPYING3, COPYING3.LIB.
2922 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2924 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2927 * config/i386/i386.c (x86_function_profiler)
2928 [!NO_PROFILE_COUNTERS]: Fix typo.
2929 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2932 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2933 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2935 * doc/sourcebuild.texi (Test Directives): Split into six
2936 subsections, with most of the current text in new subsections
2937 Directives, Selectors, and Final Actions.
2938 (Directives): Split list of test directives into multiple
2940 (Selectors): Describe use and syntax of selectors.
2941 (Effective-Target Keywords): Describe all existing keywords.
2942 (Add Options): Describe features for dg-add-options.
2943 (Require Support): Describe variants of dg-require-support.
2944 (Final Actions): Describe commands to use in dg-final.
2946 2010-03-22 Michael Matz <matz@suse.de>
2949 * recog.c (validate_replace_rtx_group): Replace also in
2950 REG_EQUAL and REG_EQUIV notes.
2952 2010-03-22 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/43390
2955 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2956 sure vector extracts are type correct.
2958 2010-03-22 Richard Guenther <rguenther@suse.de>
2961 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2962 x * sqrt (x) even when optimizing for size if the target
2963 has native support for sqrt.
2965 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2967 * varasm.c (make_decl_rtl_for_debug): Also clear
2968 flag_mudflap for the duration of make_decl_rtl call.
2971 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2972 locs from preserved VALUEs.
2974 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2977 * pa.md (movmemsi): Set align to one if zero.
2978 (movmemdi): Likewise.
2980 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2983 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2984 with their corresponding prologue pushes.
2986 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2989 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2990 at the begining or end.
2991 (spu_expand_epilogue): Likewise.
2993 2010-03-20 Richard Guenther <rguenther@suse.de>
2995 PR rtl-optimization/43438
2996 * combine.c (make_extraction): Properly zero-/sign-extend an
2997 extraction of the low part of a CONST_INT. Also handle
3000 2010-03-19 Mike Stump <mikestump@comcast.net>
3002 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3003 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3004 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3006 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3009 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3012 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3014 PR rtl-optimization/42258
3015 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3016 use that may match DEF.
3019 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3020 the cost of loading the constant rather than assuming
3022 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3023 outer code is AND, do the same tests as the andsi3 expander and
3024 return COSTS_N_INSNS (1) if and is cheap.
3026 * optabs.c (avoid_expensive_constant): Fix formatting.
3028 2010-03-19 Michael Matz <matz@suse.de>
3031 * attribs.c (decl_attributes): When rebuilding a function pointer
3032 type use the same qualifiers as the original pointer type.
3034 2010-03-19 Martin Jambor <mjambor@suse.cz>
3036 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3037 and is_gimple_ip_invariant_address.
3039 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3042 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3044 * config/arm/arm.c (arm_override_options): Turn off
3045 flag_dwarf2_cfi_asm for AAPCS variants.
3047 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3050 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3051 Use PRE_MODIFY instead of PRE_DEC.
3052 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3053 (vfp_emit_fstmd): Likewise.
3055 2010-03-19 Michael Matz <matz@suse.de>
3058 * builtins.c (expand_builtin_interclass_mathfn,
3059 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3062 2010-03-19 Richard Guenther <rguenther@suse.de>
3064 PR tree-optimization/43415
3065 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3066 (phi_translate_1): ... this.
3067 (phi_translate): Move all caching here. Cache all NARY
3068 and REFERENCE translations.
3070 2010-03-19 David S. Miller <davem@davemloft.net>
3072 With help from Eric Botcazou.
3073 * config/sparc/sparc.c: Include dwarf2out.h.
3074 (emit_pic_helper): Delete.
3075 (pic_helper_symbol_name): Delete.
3076 (pic_helper_emitted_p): Delete.
3077 (pic_helper_needed): New.
3078 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3079 (get_pc_thunk_name): New.
3080 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3081 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3082 Set pic_helper_needed to true. Don't call emit_pic_helper.
3083 (sparc_expand_prologue): Update load_pic_register call.
3084 (sparc_output_mi_thunk): Likewise.
3085 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3086 thunk if possible. Output CFI information as needed.
3088 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3089 Jack Howarth <howarth@bromo.med.uc.edu>
3092 * config/i386/i386.h: Fix ABI on darwin x86-32.
3094 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3096 * tree.h: Declare make_decl_rtl_for_debug.
3097 * varasm.c (make_decl_rtl_for_debug): New.
3098 * dwarf2out.c (rtl_for_decl_location): Call it.
3099 * cfgexpand.c (expand_debug_expr): Call it.
3101 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3104 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3108 * var-tracking.c (vt_init_cfa_base): Do nothing if
3109 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3111 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3114 * var-tracking.c (canonicalize_vars_star): New.
3115 (dataflow_post_merge_adjust): Use it.
3117 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3120 * var-tracking.c (non_suitable_const): New function.
3121 (add_uses): For DEBUG_INSNs with constants, don't record any
3122 value, instead just the constant value itself.
3123 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3124 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3125 (emit_notes_in_bb): Likewise.
3126 (emit_note_insn_var_location): For onepart variables if
3127 cur_loc is a VOIDmode constant, use DECL_MODE.
3129 2010-03-18 Martin Jambor <mjambor@suse.cz>
3132 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3133 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3134 all non-clones. Moved call redirection...
3135 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3136 (cgraph_materialize_all_clones): Dispose of all
3137 combined_args_to_skip bitmaps.
3138 (verify_cgraph_node): Do not check for edges pointing to wrong
3139 nodes in inline clones.
3140 * tree-inline.c (copy_bb): Call
3141 cgraph_redirect_edge_call_stmt_to_callee.
3142 * ipa.c (cgraph_remove_unreachable_nodes): Call
3143 cgraph_node_remove_callees even when there are used clones.
3145 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3147 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3149 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3155 2010-03-18 Michael Matz <matz@suse.de>
3158 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3159 into sqrt(x) if we need to preserve signed zeros.
3161 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3162 Eric Botcazou <ebotcazou@adacore.com>
3164 PR rtl-optimization/43360
3165 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3166 note if we don't know its invariant status.
3168 2010-03-18 Michael Matz <matz@suse.de>
3170 PR tree-optimization/43402
3171 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3172 PHI chains of ssa names registered for update.
3174 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3177 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3178 non-offsettable and pre_modify update addressing.
3179 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3180 and "2" alternatives "#".
3181 (*movdd_softfloat32): Make all alternatives "#";
3182 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3183 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3184 (*movdf_softfloat32): Make all alternatives "#";
3185 (movdi): Use the new DIFD mode iterator to create a common splitter
3186 for movdi, movdf and movdd patterns.
3188 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3190 * common.opt (dumpdir): Remove redundant tab.
3192 2010-03-17 Martin Jambor <mjambor@suse.cz>
3194 PR tree-optimization/43347
3195 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3196 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3198 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3200 PR rtl-optimization/42216
3201 * regrename.c (create_new_chain): New function, broken out from...
3202 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3203 appending a use to an empty chain.
3204 (build_def_use): Remove previous changes that convert OP_INOUT to
3205 OP_OUT operands; instead detect the case where an OP_INOUT operand
3206 uses a previously untracked register and create an empty chain for it.
3208 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3210 * doc/extend.texi (Function Attributes): Rewrite unfinished
3211 sentence in ms_abi documentation.
3213 2010-03-17 Alan Modra <amodra@gmail.com>
3215 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3216 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3217 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3218 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3220 2010-03-16 Richard Henderson <rth@redhat.com>
3223 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3224 (lower_try_finally): Save and restore eh_seq around the expansion
3227 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3229 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3230 statements before splitting block.
3232 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3234 * doc/sourcebuild.texi (Testsuites): Fix markup.
3235 Use pathnames relative to gcc/testsuite.
3236 (Test Directives): Move description of how timeout is determined.
3237 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3238 (C Tests): Correct gcc.misc-tests directory.
3239 Framework tests now live in gcc.test-framework.
3241 2010-03-16 Richard Guenther <rguenther@suse.de>
3244 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3245 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3247 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3248 Alexandre Oliva <aoliva@redhat.com>
3250 PR tree-optimization/42917
3251 * lambda-code.c (remove_iv): Skip debug statements.
3252 (lambda_loopnest_to_gcc_loopnest): Likewise.
3253 (not_interesting_stmt): Debug statements are not interesting.
3255 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3259 * cselib.c (cselib_preserve_constants,
3260 cfa_base_preserved_val): New static variables.
3261 (preserve_only_constants): New function.
3262 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3263 clear its REG_VALUES. If cselib_preserve_constants, don't
3264 empty the whole hash table, but preserve there VALUEs with constants,
3265 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3266 (cselib_preserve_cfa_base_value): New function.
3267 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3268 (cselib_init): Change argument to int bitfield. Set
3269 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3271 (cselib_finish): Clear cselib_preserve_constants and
3272 cfa_base_preserved_val.
3273 * cselib.h (enum cselib_record_what): New enum.
3274 (cselib_init): Change argument to int.
3275 (cselib_preserve_cfa_base_value): New prototype.
3276 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3277 * dse.c (dse_step1): Likewise.
3278 * cfgcleanup.c (thread_jump): Likewise.
3279 * sched-deps.c (sched_analyze): Likewise.
3280 * gcse.c (local_cprop_pass): Likewise.
3281 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3282 If FN is non-NULL, call the callback always and whenever it returns
3283 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3284 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3285 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3286 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3287 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3288 * var-tracking.c: Include recog.h.
3289 (bb_stack_adjust_offset): Remove.
3290 (vt_stack_adjustments): Don't call it, instead just gather the
3291 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3292 (adjust_stack_reference): Remove.
3293 (compute_cfa_pointer): New function.
3294 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3295 (struct adjust_mem_data): New type.
3296 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3298 (get_address_mode): New function.
3299 (replace_expr_with_values): Use it.
3300 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3301 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3302 (adjust_sets): Remove.
3303 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3304 Use get_address_mode.
3305 (get_adjusted_src): Remove.
3306 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3307 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3308 (add_with_sets): Don't call adjust_sets.
3309 (fp_setter, vt_init_cfa_base): New functions.
3310 (vt_initialize): Change return type to bool. Move most of pool etc.
3311 initialization to the beginning of the function from end. Pass
3312 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3313 If !frame_pointer_needed, call vt_stack_adjustment before mos
3314 vector is filled, call vt_init_cfa_base if argp/framep has been
3315 eliminated to sp. If frame_pointer_needed and argp/framep has
3316 been eliminated to hard frame pointer, set
3317 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3318 encountering fp setter in the prologue. For MO_ADJUST, call
3319 log_op_type before pusing the op into mos vector, not afterwards.
3320 Call adjust_insn before cselib_process_insn/add_with_sets,
3321 call cancel_changes (0) afterwards.
3322 (variable_tracking_main_1): Adjust for vt_initialize calling
3323 vt_stack_adjustments and returning whether it succeeded or not.
3325 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3327 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3330 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3332 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3334 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3335 drap_reg has not been set.
3337 2010-03-15 Michael Matz <matz@suse.de>
3340 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3341 use it to expand block copies.
3342 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3343 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3344 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3346 2010-03-15 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/43367
3349 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3352 2010-03-15 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/43317
3355 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3357 2010-03-15 Martin Jambor <mjambor@suse.cz>
3359 PR tree-optimization/43141
3360 * tree-sra.c (create_abstract_origin): New function.
3361 (modify_function): Call create_abstract_origin.
3363 2010-03-15 Chris Demetriou <cgd@google.com>
3365 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3368 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3371 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3372 call insert_out_of_ssa_copy for default definitions.
3374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3376 * graphite-clast-to-gimple.c (my_long_long): Defined.
3377 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3378 * graphite-sese-to-poly.c (my_long_long): Defined.
3379 (scop_ivs_can_be_represented): Use it.
3381 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3383 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3384 graphite-max-bbs-per-function, and loop-block-tile-size.
3385 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3387 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3389 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3391 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3392 forward declaration.
3393 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3394 (add_upper_bounds_from_estimated_nit): New.
3395 (build_loop_iteration_domains): Use it.
3397 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3399 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3401 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3404 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3405 should be an INTEGER_CST. Also handle CASE_CONVERT.
3407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3409 * graphite.c (graphite_initialize): To bound the number of bbs per
3410 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3411 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3412 * doc/invoke.texi: Document it.
3414 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3416 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3417 * graphite-sese-to-poly.h (build_poly_scop): Same.
3419 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3421 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3422 the number of parameters in the scop. Use as an upper bound
3423 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3424 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3425 * doc/invoke.texi: Document it.
3427 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3429 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3430 * doc/c-tree.texi: Remove.
3431 * doc/generic.texi: Merge c-tree.texi here.
3432 * doc/gccint.texi (Trees): Remove menu entry.
3433 (c-tree.texi): Remove @include.
3434 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3435 * doc/languages.texi (Reading RTL): Ditto.
3437 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3440 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3442 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3445 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3446 code added to work around reload clobbering CONST insns.
3448 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3450 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3451 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3452 (cselib_preserve_only_values): Remove retain argument, don't
3453 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3454 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3455 * var-tracking.c (micro_operation): Move insn field before union.
3456 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3457 (struct variable_tracking_info_def): Remove n_mos field, change
3458 mos into a vector of micro_operations.
3459 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3460 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3461 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3462 changing into a vector.
3463 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3464 come before all other uops generated by add_stores.
3465 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3467 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3468 a vector. Run just one pass over the bbs instead of separate counting
3469 and computation phase.
3470 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3473 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3474 into *nonlocalized_list vector.
3475 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3476 even if origin is non-NULL.
3477 (gen_variable_die): Likewise.
3478 (process_scope_var): Don't change origin.
3479 (gen_decl_die): Likewise.
3480 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3481 before adding new edges instead of after it, fix moving over
3484 2010-03-11 David S. Miller <davem@davemloft.net>
3486 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3488 * configure: Rebuild.
3490 2010-03-11 Martin Jambor <mjambor@suse.cz>
3492 PR tree-optimization/43257
3493 * tree.c (assign_assembler_name_if_neeeded): New function.
3494 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3496 * tree.h (assign_assembler_name_if_neeeded): Declare.
3497 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3498 the function if needed.
3500 2010-03-11 Chris Demetriou <cgd@google.com>
3502 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3503 include/stdint-gcc.h, and include/stdint.h world-readable.
3505 2010-03-11 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/43255
3508 * tree-vrp.c (process_assert_insertions_for): Do not insert
3509 asserts for trivial conditions.
3511 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3513 PR tree-optimization/43280
3514 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3515 generation. Move calculation of size out of the if branch.
3516 (find_bswap): Modify compare number generation.
3518 2010-03-11 Richard Guenther <rguenther@suse.de>
3521 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3522 (input_gimple_stmt): Fixup handled component types during
3523 operand read. Also fix up decls in ADDR_EXPRs.
3525 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3527 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3528 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3530 2010-03-10 Jan Hubicka <jh@suse.cz>
3533 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3534 * varasm.c (get_variable_section): Don't do that here...
3535 (make_decl_rtl): ... and here.
3536 (do_assemble_alias): Produce decl RTL.
3537 (assemble_alias): Likewise.
3539 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3542 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3543 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3545 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3546 (based_loc_descr): Only express drap or vdrap regno based expressions
3547 using DW_OP_fbreg when not optimizing.
3548 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3549 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3550 REG_CFA_SET_VDRAP note.
3552 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3554 PR tree-optimization/43236
3555 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3556 error in calculation of base address in reverse iteration case.
3557 (generate_builtin): Take number of latch executions if the statement
3560 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3563 * tree-eh.c: Include pointer-set.h.
3564 (lower_eh_dispatch): Filter out duplicate case labels and
3565 remove the unneeded edge when the label is unused. Return
3566 true when some edges are removed.
3567 (execute_lower_eh_dispatch): When any lowering resulted in
3568 removing an edge, also delete unreachable blocks.
3570 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3573 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3574 UNSPEC_MACHOPIC_OFFSET.
3576 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3579 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3580 (m68k_delegitimize_address): New function.
3582 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3585 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3588 * var-tracking.c (adjust_sets): New function.
3589 (count_with_sets, add_with_sets): Use it.
3590 (get_adjusted_src): New inline function.
3591 (add_stores): Use it.
3594 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3595 call cselib_dummy_expand_value_rtx_cb instead of
3596 cselib_expand_value_rtx_cb.
3599 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3600 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3601 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3602 and .cfi_endproc around the pic thunks.
3603 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3604 all queued unwind info register saves are saved before the call.
3605 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3606 considered as sp-=4 for unwind info and the pop as sp+=4 which
3607 also clobbers dest, but doesn't actually restore it.
3610 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3611 RTX_FRAME_RELATED_P.
3613 2010-03-09 Jie Zhang <jie@codesourcery.com>
3615 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3616 whitespaces in output template.
3618 2010-03-09 Jie Zhang <jie@codesourcery.com>
3620 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3623 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3625 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3626 builtins.exp in a separate job.
3628 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3630 * graphite-sese-to-poly.c (add_param_constraints): Use
3631 lower_bound_in_type and upper_bound_in_type.
3633 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3635 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3636 instead of unsigned_type_node.
3638 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3639 Reza Yazdani <reza.yazdani@amd.com>
3642 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3643 on pointer type parameters.
3645 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3649 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3650 handle conversions from pointer to integers.
3651 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3652 induction variable, to be able to work with code generated by CLooG.
3653 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3654 (build_poly_scop): Bail out if we cannot codegen a loop.
3656 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3658 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3659 code generation with gloog_error.
3661 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3663 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3664 Call fold_convert on all the returned values.
3665 (expand_scalar_variables_expr): Pass to
3666 expand_scalar_variables_ssa_name the type of the resulting expression.
3668 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3670 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3671 ppl_min_for_le_pointset.
3672 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3673 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3675 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3677 * graphite-dependences.c (map_into_dep_poly): Removed.
3678 (dependence_polyhedron_1): Use combine_context_id_scat.
3680 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3682 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3683 (struct poly_bb): Same.
3684 (combine_context_id_scat): New.
3686 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3689 * sese.c (name_defined_in_loop_p): Return false for default
3692 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3694 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3695 and clean up the logic.
3697 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3699 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3702 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3704 * var-tracking.c (remove_cselib_value_chains): Define only for
3706 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3707 delete_slot_part, emit_notes_for_differences_1): Don't call
3708 remove_cselib_value_chains here.
3709 (set_slot_part, emit_notes_for_differences_2): Don't call
3710 add_cselib_value_chains here.
3711 (preserved_values): New vector.
3712 (preserve_value): New function.
3713 (add_uses, add_stores, vt_add_function_parameters): Use it
3714 instead of cselib_preserve_value.
3715 (changed_values_stack): New vector.
3716 (check_changed_vars_0): New function.
3717 (check_changed_vars_1, check_changed_vars_2): Use it.
3718 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3719 changed_values_stack VALUEs.
3720 (vt_emit_notes): For all preserved_values call
3721 add_cselib_value_chains. If ENABLE_CHECKING call
3722 remove_cselib_value_chains before verifying value_chains is empty.
3723 Initialize and free changed_values_stack.
3724 (vt_initialize): Initialize preserved_values.
3725 (vt_finalize): Free preserved_values.
3727 2010-03-08 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/43269
3730 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3733 2010-03-08 Martin Jambor <mjambor@suse.cz>
3735 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3736 (ipa_is_param_called): Removed.
3737 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3738 (ipa_print_node_params): Do not print the called flag.
3739 (ipa_write_node_info): Do not stream the called flag.
3740 (ipa_read_node_info): Likewise.
3742 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3745 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3746 * cselib.c (struct expand_value_data): Add dummy field.
3747 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3749 (cselib_dummy_expand_value_rtx_cb): New function.
3750 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3752 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3753 * var-tracking.c: Include pointer-set.h.
3754 (variable): Change n_var_parts to char from int. Add
3755 cur_loc_changed and in_changed_variables fields.
3756 (variable_canonicalize): Remove.
3757 (shared_var_p): New inline function.
3758 (unshare_variable): Maintain cur_loc_changed and
3759 in_changed_variables fields. If var was in changed_variables,
3760 replace it there with new_var. Just copy cur_loc instead of
3761 resetting it to something else.
3762 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3763 (dataflow_set_union): Don't call variable_canonicalize.
3764 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3765 of their DEBUG_EXPR_TREE_DECLs.
3766 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3767 and in_changed_variables and cur_loc_changed is false.
3768 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3769 and cur_loc_changed. Don't update cur_loc here.
3770 (variable_merge_over_src): Don't call variable_canonicalize.
3771 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3772 removing loc that is equal to cur_loc, clear cur_loc,
3773 set cur_loc_changed and ensure variable_was_changed is called.
3774 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3775 compare pointers in cur_loc check, if it is equal to loc,
3776 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3777 (variable_different_p): Remove compare_current_location argument,
3778 don't compare cur_loc.
3779 (dataflow_set_different_1): Adjust variable_different_p caller.
3780 (variable_was_changed): If dv had some var in changed_variables
3781 already, reset in_changed_variables flag for it and propagate
3782 cur_loc_changed over to the new variable. On empty var
3783 always set cur_loc_changed. Set in_changed_variables on whatever
3784 var is added to changed_variables.
3785 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3786 Use shared_var_p. When removing loc that is equal to cur_loc,
3787 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3788 end, don't set it to something else, just call variable_was_changed.
3789 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3790 loc being removed, clear cur_loc and set cur_loc_changed.
3791 Set cur_loc_changed if all locations have been removed.
3792 (struct expand_loc_callback_data): New type.
3793 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3794 allocated. Always create SUBREGs if simplify_subreg failed.
3795 Prefer to use cur_loc, when that fails and still in
3796 changed_variables (and seen first time) recompute it. Set
3797 cur_loc_changed of variables which had to change cur_loc and
3798 compute elcd->cur_loc_changed if any of the subexpressions used
3799 had to change cur_loc.
3800 (vt_expand_loc): Adjust to pass arguments in
3801 expand_loc_callback_data structure.
3802 (vt_expand_loc_dummy): New function.
3803 (emitted_notes): New variable.
3804 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3805 that weren't used for any other decl in current
3806 emit_notes_for_changes call call vt_expand_loc_dummy to update
3807 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3808 first loc_chain location if NULL before. Always use just
3809 cur_loc instead of first loc_chain location. When cur_loc_changed
3810 is false, when not --enable-checking=rtl just don't emit any note.
3811 When rtl checking, compute the note and assert it is the same
3812 as previous note. Clear cur_loc_changed and in_changed_variables
3813 at the end before removing from changed_variables.
3814 (check_changed_vars_3): New function.
3815 (emit_notes_for_changes): Traverse changed_vars to call
3816 check_changed_vars_3 on each changed var.
3817 (emit_notes_for_differences_1): Clear cur_loc_changed and
3818 in_changed_variables. Recompute cur_loc of new_var.
3819 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3820 (vt_emit_notes): Initialize and destroy emitted_notes.
3822 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3824 PR rtl-optimization/42220
3825 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3826 Use verify_reg_tracked to determine if we should use OP_OUT rather
3828 (build_def_use): If we see an in-out operand for a register that we
3829 know nothing about, treat is an output if possible, fail the block if
3832 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3835 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3838 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3841 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3842 uses of relevant DEFs that are dead outside the loop too.
3844 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3846 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3848 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3850 * var-tracking.c (values_to_unmark): New variable.
3851 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3852 values_to_unmark vector. Moved body to...
3853 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3854 instead queue it into values_to_unmark vector.
3855 (vt_find_locations): Free values_to_unmark vector.
3857 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3859 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3860 (site.exp): Export them when plugins are enabled.
3862 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3865 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3867 (chrec_fold_multiply): Same.
3869 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3872 * c-decl.c (build_compound_literal): Return early if init is
3875 2010-03-04 Martin Jambor <mjambor@suse.cz>
3877 PR tree-optimization/43164
3878 PR tree-optimization/43191
3879 * tree-sra.c (type_consists_of_records_p): Reject records with
3880 zero-size bit-fields at the end.
3882 2010-03-04 Mike Stump <mikestump@comcast.net>
3884 * Makefile.in (TAGS): Remove *.y.
3886 2010-03-04 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/40761
3889 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3891 (my_rev_post_order_compute): New function.
3892 (init_pre): Call it.
3894 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3897 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3898 decrease the cost of an IV candidate when the cost is infinite.
3900 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3902 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3903 Use '3DNow!' for the extension of that name, ensure normal space
3905 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3907 2010-03-03 Jeff Law <law@redhat.com>
3909 * PR middle-end/32693
3910 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3911 than gen_rtx_SUBREG.
3912 (extract_bit_field_1): Likewise.
3914 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3916 * doc/sourcebuild.texi (Test directives): Document that arguments
3917 include-opts and exclude-opts are now optional for dg-skip-if,
3918 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3920 2010-03-03 Jason Merrill <jason@redhat.com>
3923 * cgraph.h (varpool_node): Add extra_name field.
3924 * varpool.c (varpool_extra_name_alias): New.
3925 (varpool_assemble_decl): Emit extra name aliases.
3926 (varpool_mark_needed_node): Look past an extra name alias.
3927 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3928 * lto-streamer-in.c (lto_input_tree): Read it.
3929 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3931 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3933 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3934 (sparc*-*-solaris2*): ...this.
3936 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3939 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3940 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3941 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3942 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3945 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3946 fallthrough to default handling, just with want_address 0 instead of 2.
3947 For single element lists, add_AT_loc directly, otherwise create an
3948 artificial variable DIE and stick location list to it.
3951 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3952 (VAL_EXPR_HAS_REVERSE): Define.
3953 (reverse_op): New function.
3954 (add_stores): For reversible operations add an extra MO_VAL_USE.
3956 2010-03-02 Jason Merrill <jason@redhat.com>
3958 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3960 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3962 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3963 (sparc64-*-linux*): Likewise.
3964 (sparc64-*-solaris2*): Include assembler files before linker ones.
3965 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3966 * config/sparc/gas.h: Delete.
3967 * config/sparc/sol2-64.h: Add copyright notice.
3968 * config/sparc/sol2-gas-bi.h: Likewise.
3969 * config/sparc/sol2-gld.h: Likewise.
3970 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3971 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3972 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3973 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3974 (sparc_elf_asm_named_section): Rename into...
3975 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3977 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3979 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3981 2010-03-02 Jeff Law <law@redhat.com>
3984 * reload1.c (rtx_p, substitute_stack): Declare.
3985 (substitute): Record addresses of changed rtxs.
3986 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3987 Restore the original rtx when complete.
3988 (reload): Free subsitute_stack when complete.
3990 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3992 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3993 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3995 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3996 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3997 Torture Tests): Change from subsection to section.
3999 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4000 Steven Bosscher <steven@gcc.gnu.org>
4002 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4005 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4008 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4009 the assignment from the new induction variable to the assignment
4010 of the value from the original loop PHI function.
4012 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4013 Daniel Jacobowitz <dan@codesourcery.com>
4015 * doc/sourcebuild.texi (Test directives): Clarify options to
4018 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4020 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4021 Disable cfi directives unless GCC and gas agree on using read-only
4022 .eh_frame sections for 64-bit.
4023 * configure: Regenerate.
4025 2010-03-01 Richard Guenther <rguenther@suse.de>
4027 PR tree-optimization/43220
4028 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4029 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4031 2010-03-01 Richard Guenther <rguenther@suse.de>
4032 Martin Jambor <mjambor@suse.cz>
4035 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4036 gimplified parameters.
4038 2010-03-01 Christian Bruel <christian.bruel@st.com>
4040 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4042 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4044 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4046 2010-03-01 Richard Guenther <rguenther@suse.de>
4049 * expr.c (expand_assignment): Use the alias-oracle to tell
4050 if the rhs aliases the result decl.
4052 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4055 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4056 to sol_gt_pch_get_address.
4057 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4058 64-bit, SPARC and x86.
4059 (sol_gt_pch_get_address): New function.
4061 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4063 * toplev.h (inform_n, error_n): Declare.
4064 * diagnostic.c (inform_n, error_n): New function.
4066 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4068 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4069 has no rtl yet when processing local_decls, queue it and recheck
4070 if deferred stack allocation hasn't assigned it rtl.
4072 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4074 * config/sh/sh.c (unspec_bbr_uid): New.
4075 (gen_block_redirect): Use it instead of INSN_UID.
4076 (gen_far_branch): Likewise.
4078 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4080 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4081 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4083 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4085 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4086 (Warning Options): -Wno-conversion-null is valid for
4087 Objective-C++ as well.
4088 * doc/tm.texi (Named Address Spaces): Likewise.
4089 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4090 * doc/tree-ssa.texi (Tree SSA): Likewise.
4092 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4095 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4096 by default. Don't set the default arch for
4097 i[34567]86-*-darwin*|x86_64-*-darwin*.
4099 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4102 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4103 default. Set the default 32bit/64bit archs with $with_arch
4104 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4106 2010-02-27 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/43186
4109 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4110 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4111 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4112 unroller iterations.
4114 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4116 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4117 required and i[34567]86-*-* targets don't support 64bit ISA.
4119 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4122 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4125 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4127 * config.gcc: Set the default arch at least to Prescott for
4128 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4129 if SSE math is enabled.
4131 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4133 * diagnostic.c (diagnostic_initialize): Update.
4134 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4136 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4137 (diagnostic_inhibit_notes): New.
4138 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4140 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4143 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4144 * doc/standards.texi: Likewise.
4145 * doc/extend.texi: Likewise.
4146 * doc/trouble.texi: Likewise.
4147 * doc/cppopts.texi: Likewise.
4148 * doc/install.texi: Likewise.
4149 * c.opt (std=c90,std=gnu90): New options.
4150 * c-opts.c (c_common_handle_option): Handle them.
4152 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4155 * c-decl.c (undeclared_variable): Use an informative note.
4157 2010-02-26 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/43186
4160 * gimple.h (gimple_fold): Remove.
4161 * gimple.c (gimple_fold): Remove. Inline into single user ...
4162 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4163 Try harder for conditions.
4165 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4168 * function.c (used_types_insert): Don't skip through named pointer
4169 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4170 and it is different from the main variant's type.
4172 2010-02-26 Nick Clifton <nickc@redhat.com>
4174 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4176 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4178 * config.gcc: Support --with-fpmath=sse for x86.
4180 * config/i386/ssemath.h: New.
4182 * doc/install.texi (--with-fpmath=sse): Documented.
4184 2010-02-26 Richard Guenther <rguenther@suse.de>
4186 PR tree-optimization/43188
4187 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4188 vector types of over-aligned element type.
4190 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4194 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4196 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4198 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4200 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4202 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4203 * var-tracking.c: Include diagnostic.h.
4204 (debug_dv): New function.
4205 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4208 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4209 (add_value_chain, add_value_chains, remove_value_chain,
4210 remove_value_chains): Handle DEBUG_EXPRs.
4211 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4214 * regcprop.c (struct queued_debug_insn_change): New type.
4215 (struct value_data_entry): Add debug_insn_changes field.
4216 (struct value_data): Add n_debug_insn_changes field.
4217 (debug_insn_changes_pool): New variable.
4218 (free_debug_insn_changes, apply_debug_insn_changes,
4219 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4220 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4221 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4223 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4225 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4226 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4227 changes, call cprop_find_used_regs via note_stores.
4228 (copyprop_hardreg_forward): When copying vd from predecessor
4229 which has any queued DEBUG_INSN changes, make sure the pointers are
4230 cleared. At the end call df_analyze and then if there are any
4231 DEBUG_INSN changes queued at the end of some basic block for still
4232 live registers, apply them.
4233 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4235 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4237 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4240 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4242 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4243 targets. Set the default with_cpu/with_arch from arch/cpu.
4244 Allow x86-64 and native for with_cpu/with_arch.
4246 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4248 * ebitmap.c: Change calls to verify_popcount with calls to
4249 sbitmap_verify_popcount.
4250 (ebitmap_clear_bit): Fixed map->cacheindex test and
4251 map>cache update when bit clearing results in an empty
4254 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4257 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4258 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4259 and support both V2DF and V2DI modes.
4260 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4261 support both V2DF and V2DI modes.
4262 (general): Delete trailing whitespace from a few patterns.
4264 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4265 V2DF/V2DI interleave high/low builtins.
4267 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4270 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4271 interleave high/low functions.
4273 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4275 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4276 #pragma extern_prefix.
4278 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4281 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4282 BLKmode, assert op0 is a MEM and just adjust its mode.
4285 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4286 if bitpos isn't multiple of mode's bitsize.
4288 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4290 * c.opt (-ftemplate-depth=): New.
4291 (-ftemplate-depth-): Deprecate.
4292 * optc-gen.awk: Handle -ftemplate-depth=.
4293 * opth-gen.awk: Likewise.
4294 * c-opts.c (c_common_handle_option): Likewise.
4295 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4297 2010-02-24 Jason Merrill <jason@redhat.com>
4299 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4301 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4303 * cfg.c (alloc_aux_for_block): Remove inline.
4304 (alloc_aux_for_edge): Likewise.
4306 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4308 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4310 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4312 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4313 * config/i386/sol2-gas.h: New file.
4314 * config.gcc (i[34567]86-*-solaris2*): Use it.
4316 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4319 * c-typeck.c (ep_convert_and_check): New.
4320 (build_conditional_expr): Use it.
4321 (build_binary_op): Likewise.
4323 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4325 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4328 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4329 bounds even for -O+.
4330 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4331 expr needs to have DECL_NAME set.
4333 2010-02-24 Nick Clifton <nickc@redhat.com>
4335 * config/mep/mep.c: Include gimple.h.
4336 (mep_function_uses_sp): Delete unused function.
4337 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4338 parameters. Use unsigned integers to count args. Return a
4339 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4341 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4344 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4345 greater or equal to nelt instead of 2 * nelt.
4346 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4349 2010-02-23 Jason Merrill <jason@redhat.com>
4352 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4353 in cfun->local_decls even if they have register types.
4356 * stor-layout.c (place_field): Don't warn about unnecessary
4357 DECL_PACKED if the type is packed.
4359 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4362 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4363 GOTOFF relocs, even when the base reg isn't pic pointer.
4365 2010-02-23 Michael Matz <matz@suse.de>
4368 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4369 (expand_gimple_basic_block): Generate and use debug temps if there
4370 are debug uses left after the last real use of TERed ssa names.
4371 Unlink debug immediate uses when they are expanded.
4373 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4376 * config/i386/i386.c (override_options): Reorganise to provide
4377 better error messages.
4379 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4382 * graphite-scop-detection.c (create_single_exit_edge): Move
4383 the call to find_single_exit_edge to....
4384 (create_sese_edges): ...here. Don't handle multiple edges
4385 exiting the function.
4386 (build_graphite_scops): Don't handle multiple edges
4387 exiting the function.
4389 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4392 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4393 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4395 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4398 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4400 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4403 * c-typeck.c (convert_arguments): Print declaration location.
4404 * c-common.c (validate_nargs): Rename as
4405 builtin_function_validate_nargs.
4406 (check_builtin_function_arguments): Update.
4408 2010-02-22 Richard Guenther <rguenther@suse.de>
4411 * tree-inline.c (declare_return_variable): Use the type of
4412 the call stmt lhs if available.
4414 2010-02-22 Duncan Sands <baldrick@free.fr>
4416 * passes.c (register_pass): Always consider all pass lists when
4417 ref_pass_instance_number is zero.
4419 2010-02-22 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/42749
4422 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4423 parameter. Do arithmetic in the original type.
4424 (update_accumulator_with_ops): Likewise.
4425 (adjust_accumulator_values): Adjust.
4427 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4429 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4430 (QI to BLKmode splitter): New splitter.
4432 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4434 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4435 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4437 2010-02-22 Richard Guenther <rguenther@suse.de>
4439 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4441 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4443 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4444 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4445 ($(T)crti.o, $(T)crtn.o): Remove rules.
4447 2010-02-21 Tobias Burnus <burnus@net-b.de>
4450 * doc/invoke.texi (-fassociative-math): Document that this
4451 option is automatically enabled for Fortran.
4453 2010-02-20 David S. Miller <davem@davemloft.net>
4455 * configure.ac: Test if linker and assembler properly support
4456 GOTDATA_OP relocations.
4457 * configure: Rebuild.
4458 * config.in: Likewise.
4459 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4460 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4461 (movsi_high_pic): Likewise.
4462 (movdi_lo_sum_pic): Likewise.
4463 (movdi_high_pic): Likewise.
4464 (movsi_pic_gotdata_op): New pattern.
4465 (movdi_pic_gotdata_op): Likewise.
4466 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4467 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4469 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4473 attribute to ssemul.
4474 (xop_mulv2div2di3_high): Ditto.
4476 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4479 * c.opt (Wconversion-null): New option.
4480 * doc/invoke.texi (Wconversion-null): Document.
4482 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4484 * common.opt (Wlarger-than-): Add Undocumented.
4486 2010-02-19 Mike Stump <mikestump@comcast.net>
4488 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4490 2010-02-19 Jason Merrill <jason@redhat.com>
4493 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4494 * configure: Likewise.
4496 2010-02-20 Alan Modra <amodra@gmail.com>
4499 * cgraph.h (cgraph_make_decl_local): Declare.
4500 * cgraph.c (cgraph_make_decl_local): New function.
4501 (cgraph_make_node_local): Use it.
4502 * cgraphunit.c (cgraph_function_versioning): Likewise.
4503 * ipa.c (function_and_variable_visibility): Likewise.
4505 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4508 * except.c (sjlj_emit_function_enter): Don't call
4509 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4511 * rtl.h (add_reg_br_prob_note): Remove prototype.
4513 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4516 * c-common.c (conversion_warning): Remove widening conversions
4517 before checking the conversion of integers to reals.
4519 2010-02-19 Mike Stump <mikestump@comcast.net>
4522 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4525 * cgraphunit.c (process_function_and_variable_attributes): Check
4526 DECL_PRESERVE_P instead of looking up attribute "used".
4527 * ipa-pure-const.c (check_decl): Likewise.
4528 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4529 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4530 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4531 instead of attribute "used".
4532 * config/sol2-c.c (solaris_pragma_init): Likewise.
4533 (solaris_pragma_fini): Likewise.
4535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4537 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4538 Use XCNEW instead of xcalloc.
4539 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4540 XNEW instead of xmalloc.
4541 (get_fields): Use XNEWVEC instead of xmalloc.
4544 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4545 populate vars array.
4546 (create_new_general_access): For debug stmts just reset value.
4547 (get_stmt_accesses): For accesses within debug stmts just record them
4548 using add_access_to_acc_sites instead of preventing the peeling or
4549 counting them as accesses.
4552 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4554 2010-02-19 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/42916
4557 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4560 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4562 * configure.ac: Replace all uses of changequote in macro arguments
4563 with proper quoting.
4565 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4568 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4570 2010-02-19 Richard Guenther <rguenther@suse.de>
4572 PR tree-optimization/42944
4573 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4574 test for aliasing with errno.
4576 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4579 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4580 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4581 * dojump.c: Include output.h.
4582 (inv): New inline function.
4583 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4584 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4585 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4586 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4587 argument, pass it down to other calls.
4588 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4589 add REG_BR_PROB note to the conditional jump.
4590 * cfgexpand.c (add_reg_br_prob_note): Removed.
4591 (expand_gimple_cond): Don't call it, add the probability
4592 as last argument to jumpif_1/jumpifnot_1.
4593 * Makefile.in (dojump.o): Depend on output.h.
4594 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4596 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4597 * stmt.c (do_jump_if_equal): Likewise.
4598 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4599 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4600 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4602 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4603 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4604 jumpifnot_1 callers.
4605 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4607 (store_expr): Adjust jumpifnot caller.
4608 (store_constructor): Adjust jumpif caller.
4611 * gimplify.c (gimple_boolify): For __builtin_expect call
4612 gimple_boolify also on its first argument.
4614 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4616 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4618 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4619 * configure: Regenerated.
4621 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4623 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4624 lang_hooks.types_compatible_p instead of comptypes.
4626 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4628 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4629 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4630 if __prefer_thumb__ is defined.
4632 2010-02-18 Martin Jambor <mjambor@suse.cz>
4634 PR tree-optimization/43066
4635 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4636 array with zero-sized element type.
4638 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4640 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4641 rtx, allocate struct var_loc_node here and return it to the
4642 caller, and only if it is actually needed.
4643 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4644 move it earlier and return immediately if it returns NULL.
4646 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4648 * config/sparc/gas.h: New file. Restore
4649 TARGET_ASM_NAMED_SECTION to its ELF default.
4650 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4652 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4653 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4654 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4655 after sparc/sysv4.h.
4657 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4659 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4661 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4663 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4664 patterns from predicated pattern.
4666 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4669 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4670 for insn mnemonic suffix.
4672 2010-02-17 Richard Guenther <rguenther@suse.de>
4674 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4677 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4680 * caller-save.c (save_call_clobbered_regs): If BB ends with
4681 a DEBUG_INSN, move any notes in between last real insn and the last
4682 DEBUG_INSN after the last DEBUG_INSN.
4684 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4686 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4687 Fix return type. Fix argument type. Explain meaning of return value.
4689 2010-02-16 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/41043
4692 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4693 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4695 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4697 2010-02-16 Ira Rosen <irar@il.ibm.com>
4699 PR tree-optimization/43074
4700 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4701 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4702 vectorizable cycles in hybrid SLP check.
4703 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4705 2010-02-16 Richard Guenther <rguenther@suse.de>
4707 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4708 (true_dependence): If memrefs_conflict_p computes must-alias
4709 trust it. Move TBAA check after offset-based disambiguation.
4710 (canon_true_dependence): Likewise.
4712 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4714 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4715 * doc/invoke.texi: Document it.
4716 * var-tracking.c: Include toplev.h and params.h.
4717 (vt_find_locations): Return bool indicating success. Compute
4718 hash sizes unconditionally. Check new parameter, report.
4719 (variable_tracking_main_1): Check vt_find_locations results and
4720 retry. Renamed from...
4721 (variable_tracking_main): ... this. New wrapper to preserve
4722 flag_var_tracking_assignments.
4723 * Makefile.in (var-tracking.o): Adjust dependencies.
4725 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4726 Jakub Jelinek <jakub@redhat.com>
4729 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4730 if weak_import attribute is present.
4731 * config/darwin.c (machopic_select_section): Likewise.
4733 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4735 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4736 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4737 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4738 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4740 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4742 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4745 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4746 Rewrite text to refer to the names.
4748 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4750 * config/i386/i386-builtin-types.def
4751 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4752 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4753 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4754 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4755 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4756 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4757 IX86_BUILTIN_VPERMIL2PS256.
4758 (MULTI_ARG_4_DF2_DI_I): Defined.
4759 (MULTI_ARG_4_DF2_DI_I1): Defined.
4760 (MULTI_ARG_4_SF2_SI_I): Defined.
4761 (MULTI_ARG_4_SF2_SI_I1): Defined.
4762 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4763 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4764 __builtin_ia32_vpermil2ps256.
4765 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4766 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4767 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4768 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4769 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4770 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4771 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4772 CODE_FOR_xop_vpermil2v8sf3.
4773 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4774 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4775 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4776 (_mm256_permute2_pd): New.
4777 (_mm_permute2_ps): New.
4778 (_mm256_permute2_ps): New.
4780 2010-02-15 Nick Clifton <nickc@redhat.com>
4782 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4783 boolean parameters. Use emit_jump_insn when emitting a pop
4784 instruction containing a return insn.
4785 (push): Use 'true' rather than '1' as second parameter to F.
4786 (h8300_expand_prologue): Likewise.
4787 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4788 (h8300_expand_epilogue): Likewise.
4790 2010-02-15 Richard Guenther <rguenther@suse.de>
4793 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4796 2010-02-15 Nick Clifton <nickc@redhat.com>
4798 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4801 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4803 * intl.c (fake_ngettext): New function.
4804 * intl.h (fake_ngettext): Declare.
4805 (ngettext): Define macro.
4806 * collect2.c (notice_translated): New function.
4807 (main): Use notice_translated and ngettext.
4808 * collect2.h (notice_translated): Declare.
4810 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4812 * reorg.c (delete_computation): Comment fixes.
4813 * caller-save.c (setup_save_areas): Idem.
4814 * sel-sched-dump.c (dump_lv_set): Idem.
4817 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4819 * config/s390/s390.c (s390_sched_init): New function.
4820 (TARGET_SCHED_INIT): Target hook defined.
4822 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4823 Jack Howarth <howarth@bromo.med.uc.edu>
4824 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4827 Partial revert of unintended change in fix for PR41605.
4828 * config/darwin.h: Fix typo.
4829 * config/darwin9.h: Same.
4831 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4833 * c-pch.c (pch_init): Clear v.
4835 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4838 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4839 graphite_can_represent_init for MULT_EXPR.
4841 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4845 * graphite-sese-to-poly.c (remove_phi): New.
4846 (translate_scalar_reduction_to_array): Call remove_phi.
4848 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4851 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4852 * graphite-clast-to-gimple.h (gloog): Update declaration.
4853 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4854 * graphite-poly.h (struct poly_bb): Add missing comments.
4855 (struct scop): Add poly_scop_p field.
4857 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4858 * graphite.c (graphite_transform_loops): Build the polyhedral
4859 representation for each scop before code generation.
4860 * sese.c (rename_variables_in_operand): Removed.
4861 (rename_variables_in_expr): Return the renamed expression.
4862 (rename_sese_parameters): New.
4863 * sese.h (rename_sese_parameters): Declared.
4865 2010-02-11 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/42998
4868 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4869 POINTER_PLUS_EXPR properly.
4871 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4872 Changpeng Fang <changpeng.fang@amd.com>
4875 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4876 the cost of an IV candidate when the IV is used in a test against zero.
4878 * gcc.dg/tree-ssa/ivopts-3.c: New.
4880 2010-02-11 Richard Guenther <rguenther@suse.de>
4883 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4884 pointer-vs-decl case by swapping refs. Handle some cases
4885 of pointer-vs-decl disambiguations more conservatively.
4886 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4887 to false after expanding.
4889 2010-02-11 Richard Guenther <rguenther@suse.de>
4892 * gcc.c (process_command): Handle LTO file@offset case more
4895 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4897 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4898 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4900 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4902 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4903 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4904 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4905 Optimize eq/ne comparisons when both arguments are known to be
4907 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4908 Don't mask operands unnecessarily if they are known to be already
4911 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4913 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4916 2010-02-10 Richard Guenther <rguenther@suse.de>
4918 PR tree-optimization/43017
4919 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4920 for wrapping signed arithmetic.
4922 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4925 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4926 if no debug info should be emitted for it.
4928 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4930 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4931 note when flag_exceptions is set.
4933 2010-02-10 Duncan Sands <baldrick@free.fr>
4935 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4937 2010-02-10 Richard Guenther <rguenther@suse.de>
4940 * tree.c (get_unwidened): Handle constants.
4941 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4943 2010-02-10 Martin Jambor <mjambor@suse.cz>
4946 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4947 check for variable argument counts independently.
4949 2010-02-10 Christian Bruel <christian.bruel@st.com>
4952 * config/sh/sh.c (find_barrier): Increase length for non delayed
4953 conditional branches.
4955 2010-02-10 Christian Bruel <christian.bruel@st.com>
4957 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4959 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4961 * builtins.c (set_builtin_user_assembler_name): Also handle
4962 ffs if int is smaller than word.
4964 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4967 * ira-conflicts.c (get_dup): Remove.
4968 (process_reg_shuffles): Add new parameter. Use it as an
4969 additional guard for copy generation.
4970 (add_insn_allocno_copies): Rewrite.
4972 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4974 * common.opt (fsched2-use-traces): Preserved for backward
4976 * doc/invoke.texi: Remove the documentation about option
4977 -fsched2-use-traces.
4978 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4979 flag_sched2_use_traces.
4980 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4981 the backward compatibility flag section.
4983 2010-02-09 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/43008
4986 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4987 make HEAP variables initialized from global memory if they
4988 are not known builtin functions.
4989 (find_func_aliases): Adjust.
4991 2010-02-09 Richard Guenther <rguenther@suse.de>
4993 PR tree-optimization/43000
4994 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4995 arithmetic manually.
4997 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4999 PR tree-optimization/42931
5000 * tree-loop-linear.c (try_interchange_loops): Don't call
5001 double_int_mul if estimated_loop_iterations failed.
5003 2010-02-08 Martin Jambor <mjambor@suse.cz>
5006 * tree-sra.c (build_accesses_from_assign): Do not mark in
5007 should_scalarize_away_bitmap if stmt has volatile ops.
5008 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5011 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5013 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5015 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5017 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5020 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5023 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5025 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5028 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5029 to unknown_dependence.
5030 (graphite_legal_transform_dr): Handle the unknown_dependence.
5031 (graphite_carried_dependence_level_k): Same.
5033 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5035 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5037 2010-02-07 Richard Guenther <rguenther@suse.de>
5040 * expr.c (get_inner_reference): Always initialize *pbitsize.
5042 2010-02-07 Richard Guenther <rguenther@suse.de>
5045 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5046 new ARRAY_REFs on variable size element or minimal index arrays.
5048 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5049 gimple_fold_indirect_ref.
5051 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5054 * arm.c (arm_override_options): Just return if the user has specified
5055 an invalid fpu name.
5057 2010-02-03 Jason Merrill <jason@redhat.com>
5060 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5061 i386_pe_maybe_record_exported_symbol.
5063 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5066 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5067 (pa_delegitimize_address): New function.
5069 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5071 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5072 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5074 2010-02-05 Richard Guenther <rguenther@suse.de>
5077 * lto-streamer-in.c (get_resolution): Deal with references
5078 to undefined functions.
5080 2010-02-05 Richard Guenther <rguenther@suse.de>
5082 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5083 (fold_const_aggregate_ref): Likewise.
5084 (ccp_fold_stmt): Substitute loads.
5085 (maybe_fold_reference): Verify types before substituting.
5087 (fold_gimple_assign): Unshare properly.
5088 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5090 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5092 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5093 for rs6000_gen_cell_microcode.
5095 2010-02-04 Richard Guenther <rguenther@suse.de>
5097 PR rtl-optimization/42952
5098 * dse.c (const_or_frame_p): Remove MEM handling.
5100 2010-02-04 Nick Clifton <nickc@redhat.com>
5102 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5103 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5104 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5105 (mn10300_asm_output_mi_thunk): New function.
5106 (mn10300_can_output_mu_thunk): New function.
5107 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5108 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5109 (FUNCTION_ARG): Delete incorrect comment.
5111 2010-02-03 Jason Merrill <jason@redhat.com>
5114 * fold-const.c (operand_equal_p): Handle erroneous types.
5116 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5118 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5120 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5122 PR rtl-optimization/42941
5123 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5126 2010-02-03 Jason Merrill <jason@redhat.com>
5129 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5131 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5134 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5135 (cselib_reset_table): Renamed from...
5136 (cselib_reset_table_with_next_value): ... this.
5137 (cselib_get_next_uid): Renamed from...
5138 (cselib_get_next_unknown_value): ... this.
5139 * cselib.c (next_uid): Renamed from...
5140 (next_unknown_value): ... this.
5141 (cselib_clear_table): Adjust.
5142 (cselib_reset_table): Adjust. Renamed from...
5143 (cselib_reset_table_with_next_value): ... this.
5144 (cselib_get_next_uid): Adjust. Renamed from...
5145 (cselib_get_next_unknown_value): ... this.
5146 (get_value_hash): Use hash.
5147 (cselib_hash_rtx): Likewise.
5148 (new_cselib_val): Adjust. Set and dump uid.
5149 (cselib_lookup_mem): Pass next_uid as hash.
5150 (cselib_subst_to_values): Likewise.
5151 (cselib_log_lookup): Dump uid.
5152 (cselib_lookup): Pass next_uid as hash. Adjust.
5153 (cselib_process_insn): Adjust.
5154 (cselib_init): Initialize next_uid.
5155 (cselib_finish): Adjust.
5156 (dump_cselib_table): Likewise.
5157 * dse.c (canon_address): Dump value uid.
5158 * print-rtl.c (print_rtx): Print value uid.
5159 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5161 (dv_uid): New function, sort of renamed from...
5162 (dv_htab_hash): ... this, reimplemented in terms of it and...
5163 (dv_uid2hash): ... this. New.
5164 (variable_htab_eq): Drop excess assertions.
5165 (tie_break_pointers): Removed.
5166 (canon_value_cmp): Compare uids.
5167 (variable_post_merge_New_vals): Print uids.
5168 (vt_add_function_parameters): Adjust.
5169 (vt_initialize): Reset table. Adjust.
5171 2010-02-03 Richard Guenther <rguenther@suse.de>
5173 PR tree-optimization/42944
5174 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5175 (call_may_clobber_ref_p_1): Likewise. Properly handle
5176 malloc and calloc clobbering errno.
5178 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5180 * doc/invoke.texi: Fix name of sched1 dump.
5182 * opts.c (decode_options): Set flag_tree_switch_conversion
5183 only conditionally on optimize >= 2.
5185 * gcse.c: Assorted comment fixes in pass description.
5187 2010-02-03 Anthony Green <green@moxielogic.com>
5189 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5190 nop padding in order to maintain alignment of storage location of
5191 target function address.
5192 (moxie_trampoline_init): Store target function address at newly
5194 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5196 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5198 2010-02-03 Richard Guenther <rguenther@suse.de>
5201 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5203 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5205 * config.gcc: Reenable check for obsolete targets.
5206 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5207 mips-sgi-irix6.[0-4]*.
5209 2010-02-02 Nick Clifton <nickc@redhat.com>
5211 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5212 constant size of 4 as being the same as 0.
5213 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5214 can take values in the range 0..4.
5216 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5219 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5220 as _darwin10_Unwind_FindEnclosingFunction().
5221 * libgcc-libsystem.ver: New.
5223 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5226 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5227 implicitly set registers.
5229 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5231 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5232 (arm_override_options): Allow automatic selection of the thread
5233 pointer register if thumb2.
5234 (legitimize_pic_address): Improve code sequences for Thumb2.
5235 (arm_call_tls_get_addr): Likewise.
5236 (legitimize_tls_address): Likewise.
5237 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5238 (pic_load_addr_32bit): ... this. New named pattern.
5239 * thumb2.md (pic_load_addr_thumb2): Delete.
5240 (pic_load_dot_plus_four): Delete.
5241 (tls_load_dot_plus_four): New named pattern.
5243 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5246 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5247 Document fix for TLS bug.
5249 2010-01-31 Richard Guenther <rguenther@suse.de>
5251 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5252 conservatively correct.
5254 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5258 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5260 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5262 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5264 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5266 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5268 * config.gcc: Adjust order of makefile fragments for mingw targets.
5270 2010-01-31 Richard Guenther <rguenther@suse.de>
5273 * gimplify.c (gimplify_init_constructor): For volatile LHS
5274 initialize a temporary.
5276 2010-01-31 Matthias Klose <doko@ubuntu.com>
5278 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5280 * configure: Regenerate.
5282 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5284 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5285 the same alias set and their sizes different constantness.
5286 (aliasing_component_refs_p): Revert 2009-10-24 change.
5288 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5290 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5293 2010-01-29 Richard Guenther <rguenther@suse.de>
5295 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5296 Assert we successfully updated the call.
5298 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5300 PR rtl-optimization/42889
5301 * df.h (df_set_bb_dirty_nonlr): New prototype.
5302 * df-core.c (df_set_bb_dirty_nonlr): New function.
5303 * df-scan.c (df_insn_rescan): Call it instead of
5304 df_set_bb_dirty for DEBUG_INSNs.
5306 2010-01-29 Richard Guenther <rguenther@suse.de>
5309 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5310 quadratic behavior in most cases.
5312 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5316 in the call to gen_x86_movsicc_0_m1.
5318 2010-01-28 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/42871
5321 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5323 2010-01-28 Richard Guenther <rguenther@suse.de>
5325 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5326 into call arguments.
5328 2010-01-28 Richard Guenther <rguenther@suse.de>
5331 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5332 the forwarder if the destination is an EH landing pad.
5334 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5336 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5337 block list passed to gimple_duplicate_sese_tail.
5338 (parallelize_loops): Avoid parallelization when the function
5340 Avoid parallelization when the preheader is IRREDUCIBLE.
5341 Try to optimize when estimated_loop_iterations_int is unresolved.
5342 Add the loop's location to the dump file.
5343 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5344 (gimple_duplicate_sese_tail): Remove the check for the latch.
5345 Redirect nexits to the exit block.
5346 Remove handling of the incoming edges to the latch.
5347 Redirect the backedge from the copied latch to the exit bb.
5349 2010-01-28 Michael Matz <matz@suse.de>
5352 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5353 Wrap force_reg into a sequence, emit it before user.
5355 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5357 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5359 (arm_legacy_rev): Likewise.
5360 (thumb_legacy_rev): Likewise.
5362 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5364 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5365 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5366 on MEM's address failed, try avoid_constant_pool_reference and
5367 recurse if it returned something different.
5368 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5369 address, try avoid_constant_pool_reference and recurse if it
5370 returned something different.
5371 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5372 address and avoid_constant_pool_reference returned something
5373 different, don't set have_address.
5375 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5378 * var-tracking.c (val_store): Add modified argument, obey it.
5380 (count_uses): Move down logging of main.
5381 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5382 don't need resolution.
5383 (emit_notes_in_bb): Likewise.
5385 2010-01-27 Richard Guenther <rguenther@suse.de>
5388 * tree-inline.c (remap_decl): Delay remapping of SSA name
5389 default definitions until we need them.
5391 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5393 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5394 (rs6000_delegitimize_address): New function.
5396 * config/s390/s390.c (s390_delegitimize_address): Call
5397 delegitimize_mem_from_attrs.
5400 * tree-inline.c (cannot_copy_type_1): Removed.
5401 (copy_forbidden): Don't forbid copying of functions containing
5402 records/unions with variable length fields.
5404 2010-01-27 Christian Bruel <christian.bruel@st.com>
5408 * config/sh/sh.c (find_barrier): Increase length for non delayed
5409 conditional branches.
5411 2010-01-27 Matthias Klose <doko@ubuntu.com>
5413 * configure.ac (gnu-unique-object): Fix ldd version check.
5414 * configure: Regenerate.
5416 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5418 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5420 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5421 Test for HAVE_GNU_AS value.
5423 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5425 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5426 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5427 INT64_TYPE): Define.
5428 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5429 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5430 INT_LEAST64_TYPE): Define.
5431 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5432 UINT_LEAST64_TYPE): Define.
5433 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5434 INT_FAST64_TYPE): Define.
5435 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5436 UINT_FAST64_TYPE): Define.
5437 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5438 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5439 (SIG_ATOMIC_TYPE): Define.
5441 2010-01-26 Richard Guenther <rguenther@suse.de>
5443 * df-scan.c (df_scan_set_bb_info): Remove assert.
5444 (df_insn_rescan_debug_internal): Merge asserts.
5445 (df_install_ref): Likewise.
5446 (df_mark_reg): Use bitmap_set_range.
5447 (df_hard_reg_used_p): Remove assert.
5448 (df_hard_reg_used_count): Likewise.
5450 2010-01-26 Richard Guenther <rguenther@suse.de>
5452 PR rtl-optimization/42685
5453 * web.c (web_main): Ignore DEBUG_INSNs.
5455 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5457 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5459 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5460 Fix types of fndecl and arglist parameters.
5462 2010-01-26 Richard Guenther <rguenther@suse.de>
5465 * tree-eh.c (unsplit_eh): Skip debug insns.
5467 2010-01-26 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/42250
5470 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5472 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5475 * omp-low.c (expand_omp_sections): Only use single_pred if
5476 l2_bb is single_pred_p.
5478 2010-01-25 Christian Bruel <christian.bruel@st.com>
5481 * config/sh/sh.c (find_barrier): Increase length for non delayed
5482 conditional branches.
5483 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5485 2010-01-24 David S. Miller <davem@davemloft.net>
5487 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5488 define if not using GAS.
5489 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5490 Likewise. Delete SECTION_MERGE code, which is only applicable
5493 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5496 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5497 mangling of va_list in system headers.
5499 2010-01-23 Toon Moene <toon@moene.org>
5501 * tree-predcom.c (combine_chains): Return NULL, not false.
5503 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5505 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5506 initialization of variable res to agree with return type.
5508 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5510 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5511 * tree-sra.c: Add include of expr.h.
5513 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5515 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5516 insert the debug stmt on the single non-EH edge from the stmt.
5518 2010-01-22 Richard Henderson <rth@redhat.com>
5521 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5522 the RHS until after generate_subtree_copies has insertted its
5523 code before the current statement.
5525 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5527 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5529 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5531 2010-01-21 Martin Jambor <mjambor@suse.cz>
5533 PR tree-optimization/42585
5534 * tree-sra.c (struct access): New field grp_total_scalarization.
5535 (dump_access): Dump the new field.
5536 (should_scalarize_away_bitmap): New variable.
5537 (cannot_scalarize_away_bitmap): Likewise.
5538 (sra_initialize): Allocate new bitmaps.
5539 (sra_deinitialize): Free new bitmaps.
5540 (create_access_1): New function.
5541 (create_access): Parts moved to create_access_1.
5542 (type_consists_of_records_p): New function.
5543 (completely_scalarize_record): Likewise.
5544 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5545 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5546 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5548 (analyze_all_variable_accesses): Completely scalarize small eligible
5551 2010-01-21 Martin Jambor <mjambor@suse.cz>
5553 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5555 2010-01-21 Andrew Haley <aph@redhat.com>
5557 * gcc.c (process_command): Move lang_specific_driver before
5558 setting cc_libexec_prefix.
5560 2010-01-21 Richard Guenther <rguenther@suse.de>
5563 * fold-const.c (negate_expr_p): Pretend only negative
5564 real constants are easily negatable.
5566 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5567 Jason Merrill <jason@redhat.com>
5569 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5570 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5571 * calls.c (initialize argument_information): Handle it.
5572 * c-common.c (handle_transparent_union_attribute): Use new name.
5573 * c-decl.c (finish_struct): Ditto.
5574 * c-typeck.c (type_lists_compatible_p): Ditto.
5575 (convert_for_assignment): Use new name and also handle record.
5576 * function.c (aggregate_value_p): Handle it.
5577 (pass_by_reference): Ditto.
5578 (assign_parm_data_types): Ditto.
5579 * print-tree.c (print_node): Ditto.
5580 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5581 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5582 * tree.c (first_field): New fn.
5584 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5587 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5588 even when linking statically, for now.
5590 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5593 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5594 without a cselib val.
5595 (count_uses): Accept MO_VAL_SET with no val on stores.
5596 (add_stores): Likewise.
5598 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5600 * var-tracking.c (check_value_val): Add a compile time assertion.
5601 (dv_is_decl_p): Simplify.
5602 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5603 gcc_assert if ENABLE_CHECKING.
5605 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5608 * var-tracking.c: Include tree-flow.h.
5609 (mem_dies_at_call): New.
5610 (dataflow_set_preserve_mem_locs): Use it.
5611 (dataflow_set_remove_mem_locs): Likewise.
5612 (dump_var): Renamed from dump_variable. Adjust all callers.
5613 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5614 * Makefile.in (var-tracking.o): Adjust deps.
5616 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5618 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5620 2010-01-20 Richard Guenther <rguenther@suse.de>
5622 PR tree-optimization/42717
5623 * tree-ssa-dce.c (get_live_post_dom): Remove.
5624 (forward_edge_to_pdom): Take an arbitrary edge to copy
5625 degenerate PHI args from.
5626 (remove_dead_stmt): Use the first post-dominator even if it
5627 does not contain live statements as redirection destination.
5629 2010-01-20 Richard Guenther <rguenther@suse.de>
5631 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5633 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5635 * sel-sched.c (create_speculation_check): Remove set but not used
5637 (try_transformation_cache): Remove set but not used variable ds.
5638 (calculate_privileged_insns): Remove set but not used variables
5639 cur_insn and min_spec_insn.
5640 (find_best_expr): Remove set but not used variable avail_n.
5641 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5643 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5645 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5646 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5649 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5652 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5653 cpu types. Add support for *-sse3 cpu types.
5654 (x86_64-*-*): Ditto.
5656 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5659 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5660 argument, call initializer_constant_valid_p_1 instead of
5661 initializer_constant_valid_p, pass CACHE to it, return NULL
5662 immediately if first call returns NULL.
5663 (initializer_constant_valid_p_1): New function.
5664 (initializer_constant_valid_p): Use it.
5666 2010-01-20 Thomas Quinot <quinot@adacore.com>
5668 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5670 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5672 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5673 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5674 (loc_list_from_tree): Don't handle unsigned division. Handle
5675 signed modulo using DW_OP_{over,over,div,mul,minus}.
5676 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5677 modulo instead of signed.
5679 2010-01-20 DJ Delorie <dj@redhat.com>
5681 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5683 (h8300_emit_stack_adjustment): Propogate it.
5685 (h8300_expand_prologue): Likewise.
5686 (h8300_expand_epilogue): Likewise.
5688 2010-01-19 Michael Matz <matz@suse.de>
5690 PR tree-optimization/41783
5691 * tree-data-ref.c (toplevel): Include flags.h.
5692 (dump_data_dependence_relation): Also dump the inputs if the
5693 result will be unknown.
5694 (split_constant_offset_1): Look through some conversions.
5695 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5696 the offset from last element is too large.
5697 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5698 (reassociate_to_the_same_stmt): Handle vector registers.
5699 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5701 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5702 wide_prolog_niters argument, emit widening instructions.
5703 (vect_do_peeling_for_alignment): Adjust caller, use widened
5704 variant of the iteration cound.
5705 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5707 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5710 * config/arm/neon-testgen.m (emit_automatics): New parameter
5711 features. Adjust for Fixed_return_reg feature.
5712 (test_intrinsic): Call emit_automatics with new feature.
5713 * config/arm/neon.ml: Update copyright years.
5714 (features): New Fixed_return_reg feature.
5715 (ops): Update feature for Vget_low.
5717 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5719 PR tree-optimization/42719
5720 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5724 * fwprop.c (all_uses_available_at): Return false if def_set dest
5725 is a REG that is used in def_insn.
5727 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5729 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5731 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5734 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5736 * target.h (struct gcc_target) <secondary_reload>: Change type
5737 of last argument to secondary_reload_info *.
5739 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5742 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5743 memory references with unaligned offsets. Remove CQImode handling.
5744 (unaligned_memory_operand): Return 1 for memory references with
5745 unaligned offsets. Remove CQImode handling.
5747 2010-01-18 Richard Guenther <rguenther@suse.de>
5750 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5753 2010-01-18 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/42781
5756 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5757 restrict processing only if the original variable was artificial.
5759 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5761 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5762 find number of popped argument bytes.
5764 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5765 Fix the text that describes the return value for invalid insns.
5767 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5769 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5770 Clarify what 'cost of the -dependence' is. Fix quoting.
5772 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5773 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5775 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5777 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5778 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5780 2010-01-17 Richard Guenther <rguenther@suse.de>
5783 * function.c (split_complex_args): Take a VEC to modify.
5784 (assign_parms_augmented_arg_list): Build a VEC instead of
5785 a chain of PARM_DECLs.
5786 (assign_parms_unsplit_complex): Take a VEC of arguments.
5787 Do not fixup unmodified parms.
5788 (assign_parms): Deal with the VEC.
5789 (gimplify_parameters): Likewise.
5791 2010-01-17 Richard Guenther <rguenther@suse.de>
5793 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5794 node existence check.
5795 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5796 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5797 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5798 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5799 (gimple_execute_on_growing_pred): Likewise.
5801 2010-01-17 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/42773
5804 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5805 (compute_antic_aux): Likewise.
5806 (compute_partial_antic_aux): Likewise.
5808 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5811 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5814 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5816 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5819 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5820 Fix markup for strict argument.
5822 (TARGET_SCHED_REORDER2): Fix argument types.
5824 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5825 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5827 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5828 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5830 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5833 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5834 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5835 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5836 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5837 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5839 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5841 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5843 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5844 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5846 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5848 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5851 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5853 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5854 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5856 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5858 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5860 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5861 referring to it. Fix language.
5863 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5865 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5867 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5869 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5871 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5872 '@var{stream}. Remove stray 'and'.
5874 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5876 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5878 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5880 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5881 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5883 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5884 Fix description of return value.
5885 Rename argument "sz" to "len."
5887 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5888 Clarify meaning of 'true' return value.
5890 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5892 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5893 rep_mode versus mode_rep.
5895 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5897 (TARGET_BUILTIN_DECL): Fix name.
5899 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5901 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5903 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5905 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5907 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5909 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5912 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5913 Rename argument tm_fn to md_fn.
5915 (TARGET_OPTION_PRINT): Fix argument list.
5917 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5920 * config/i386/i386.c (ix86_fixup_binary_operands):
5921 Revert FMA4 fixup of operands.
5923 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5926 * Makefile.in (write_entries_to_file, install-plugin):
5927 Use \012 instead of \n with tr.
5929 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5931 * configure.ac (HAVE_AS_REF): New C macro.
5932 * configure: Regenerate.
5933 * config.in: Likewise.
5934 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5936 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5939 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5941 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5943 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5945 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5947 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5949 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5951 (TARGET_BINDS_LOCAL_P): Fix argument type.
5953 (TARGET_ASM_FILE_END): Use prototype.
5955 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5957 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5959 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5961 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5963 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5964 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5966 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5967 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5969 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5970 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5971 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5972 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5974 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5976 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5978 (TARGET_INIT_BUILTINS): Use prototype.
5980 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5981 Put 'const char *' in braces. Fix parameter types.
5982 (TARGET_INVALID_CONVERSION): Fix parameter types.
5983 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5984 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5986 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5989 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5991 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5993 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5995 * doc/tm.texi (TARGET_HELP): Fix return type.
5997 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5998 in braces. Fix argument types.
6000 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6002 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6004 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6006 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6007 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6009 (TARGET_MANGLE_TYPE): Fix argument types.
6011 (TARGET_IRA_COVER_CLASSES): Use prototype.
6013 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6015 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6017 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6019 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6021 (TARGET_CALLEE_COPIES): Fix argument types.
6023 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6025 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6027 (TARGET_FUNCTION_VALUE): Fix argument types.
6029 (TARGET_RETURN_IN_MSB): Fix argument type.
6031 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6033 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6035 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6037 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6038 agree with return type.
6040 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6042 2010-01-15 Jing Yu <jingyu@google.com>
6044 PR rtl-optimization/42691
6045 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6046 a pseudo to a constant and are merged, and adjust comments.
6048 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6050 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6052 2010-01-15 Richard Guenther <rguenther@suse.de>
6055 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6056 labels of computed or non-local gotos to the destination.
6057 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6058 landing pad label is the first label.
6060 2010-01-15 Richard Guenther <rguenther@suse.de>
6062 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6064 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6067 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6068 to allow generation of the xssqrtdp instruction on power7.
6069 (sqrtdf2_fpr): Ditto.
6071 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6074 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6075 functions with noreturn attribute.
6078 * varasm.c (declare_weak): Add weak attribute to decl if it
6079 doesn't have one already.
6080 (assemble_external): Only add decls to weak_decls if they also
6081 have weak attribute.
6083 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6085 * var-tracking.c (var_reg_delete): Don't delete the association
6086 between REGs and values or one-part variables if the register
6089 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6092 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6093 because its first operand is a non-localized variable.
6095 2010-01-14 Martin Jambor <mjambor@suse.cz>
6097 PR tree-optimization/42706
6098 * tree-sra.c (encountered_recursive_call): New variable.
6099 (encountered_unchangable_recursive_call): Likewise.
6100 (sra_initialize): Initialize both new variables.
6101 (callsite_has_enough_arguments_p): New function.
6102 (scan_function): Call decl and flags check only for IPA-SRA, check
6103 whether there is a recursive call and whether it has enough arguments.
6104 (all_callers_have_enough_arguments_p): New function.
6105 (convert_callers): Look for recursive calls only when
6106 encountered_recursive_call is set.
6107 (ipa_early_sra): Bail out either if
6108 !all_callers_have_enough_arguments_p or
6109 encountered_unchangable_recursive_call.
6111 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6113 * sel-sched.c: Add 2010 to copyright years.
6114 * sel-sched-ir.c: Likewise.
6115 * sel-sched-ir.h: Likewise.
6117 2010-01-14 Martin Jambor <mjambor@suse.cz>
6119 PR tree-optimization/42714
6120 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6121 constructors specially.
6123 2010-01-14 Andi Kleen <ak@linux.intel.com>
6125 * config/i386/drivers-i386.c (detect_caches_intel):
6126 Add l2sizekb parameter and fill in.
6127 (host_detect_local_cpu): Add l2sizekb, fill in.
6128 Add Atom small cache heuristic.
6130 2010-01-14 Andi Kleen <ak@linux.intel.com>
6132 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6133 Add level3 parameter and fill in.
6134 (detect_caches_intel): Handle level3 cache.
6136 2010-01-14 Andi Kleen <ak@linux.intel.com>
6138 * config/i386/drivers-i386.c (host_detect_local_cpu):
6139 Fix core duo detection.
6141 2010-01-14 Andi Kleen <ak@linux.intel.com>
6143 * config/i386/drivers-i386.c (host_detect_local_cpu):
6146 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6148 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6149 (rs6000_variable_issue_1): this. Use...
6150 (rs6000_variable_issue): here. Reimplement. Print debug info.
6152 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6154 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6155 sel_restore_notes. Update all callers. Call reemit_notes
6158 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6160 PR rtl-optimization/42246
6161 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6164 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6166 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6167 all successors is the same as number of successors in current region.
6169 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6171 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6172 to rename is not separable. Otherwise check that its LHS is not NULL.
6174 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6176 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6178 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6180 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6181 available registers when failed to discover LHS register class.
6182 Fix indentation. Update comment.
6184 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6185 Alexander Monakov <amonakov@ispras.ru>
6187 PR rtl-optimization/42389
6188 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6190 (advance_state_on_fence): Likewise.
6191 (sel_target_adjust_priority): Print debug output only when
6192 sched_verbose >= 4, not 2.
6193 (get_expr_cost): Do not issue all unique insns on the next cycle.
6194 (fill_insns): Initialize can_issue_more from the value saved
6196 * sel-sched-ir.c (flist_add): New parameter issue_more.
6197 Init FENCE_ISSUE_MORE with it.
6198 (merge_fences): Likewise.
6199 (init_fences): Update call to flist_add.
6200 (add_to_fences, add_clean_fence_to_fences)
6201 (add_dirty_fence_to_fences): Likewise.
6202 (move_fence_to_fences): Update call to merge_fences.
6203 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6205 * sel-sched-ir.h (struct _fence): New field issue_more.
6206 (FENCE_ISSUE_MORE): New accessor macro.
6208 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6210 PR rtl-optimization/42388
6211 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6212 that have no predecessors nor successors. Do not call move_bb_info
6213 for empty blocks outside of current region.
6215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6217 PR rtl-optimization/42294
6218 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6219 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6220 originators' originators.
6222 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6224 PR rtl-optimization/39453
6225 PR rtl-optimization/42246
6226 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6228 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6230 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6231 Alexander Monakov <amonakov@ispras.ru>
6234 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6235 (maybe_tidy_empty_bb): ... here. Make static. Add new
6236 argument. Update all callers.
6237 (tidy_control_flow): ... and here. Recompute topological order
6238 of basic blocks in region if necessary.
6239 (sel_redirect_edge_and_branch): Change return type. Return true
6240 if topological order might have been invalidated.
6241 (purge_empty_blocks): Export and move from...
6242 * sel-sched.c (purge_empty_blocks): ... here.
6243 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6244 (maybe_tidy_empty_bb): Delete prototype.
6245 (purge_empty_blocks): Declare.
6247 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6249 PR rtl-optimization/42249
6250 * sel-sched.c (try_replace_dest_reg): When chosen register
6251 and original register is the same, do not bail out early, but
6252 still check all original insns for validity of replacing destination
6253 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6256 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6259 Port from no-undefined-overflow branch:
6260 2009-03-09 Richard Guenther <rguenther@suse.de>
6262 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6264 2010-01-14 Richard Guenther <rguenther@suse.de>
6267 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6269 2010-01-14 Ira Rosen <irar@il.ibm.com>
6271 PR tree-optimization/42709
6272 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6273 as scalar type in creation of constant vector operand.
6275 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6278 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6279 (check-parallel-%): Match `testsuite' directory component only
6282 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6284 PR translation/39521
6285 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6288 2010-01-13 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/42730
6291 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6294 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6297 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6298 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6301 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6303 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6304 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6305 ___umulsi3_highpart.
6307 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6308 rather than schedule_insns if the pass is enabled.
6310 2010-01-13 Martin Jambor <mjambor@suse.cz>
6312 PR tree-optimization/42704
6313 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6316 2010-01-13 Martin Jambor <mjambor@suse.cz>
6318 PR tree-optimization/42703
6319 * tree-sra.c (analyze_access_subtree): Check that we can build a
6320 reference to the original data within the aggregate.
6322 2010-01-13 Richard Guenther <rguenther@suse.de>
6324 PR tree-optimization/42705
6325 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6327 2010-01-13 Richard Guenther <rguenther@suse.de>
6330 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6332 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6335 * var-tracking.c (values_to_unmark): New variable.
6336 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6337 values_to_unmark vector. Moved body to...
6338 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6339 instead queue it into values_to_unmark vector.
6340 (vt_find_locations): Free values_to_unmark vector.
6342 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6344 * config/s390/s390.c (override_options): Set
6345 default of max-pending-list-length to 256
6347 2010-01-13 Richard Guenther <rguenther@suse.de>
6350 * tree-pass.h (PROP_gimple_lcx): New.
6351 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6352 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6353 before the final cleanup_eh.
6354 (dump_properties): Dump PROP_gimple_lcx.
6355 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6356 (tree_lower_complex_O0): Remove.
6357 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6358 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6359 tree_lower_complex, schedule TODO_update_ssa.
6360 * lto-streamer-out.c (output_function): Stream the functions
6362 * lto-streamer-in.c (input_function): Likewise.
6363 (lto_read_body): Do not override them here.
6365 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6368 * c-typeck.c (build_c_cast): Fold value cast to union type before
6369 wrapping it in a CONSTRUCTOR.
6371 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6373 PR rtl-optimization/42699
6374 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6377 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6379 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6380 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6381 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6382 SUBTARGET_WARN_UNUSED_SPEC): ... here
6383 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6385 2010-01-12 Julian Brown <julian@codesourcery.com>
6387 * config/arm/neon-schedgen.ml (Utils): Don't try to
6388 open missing module.
6389 (find_with_result): New.
6391 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6394 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6395 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6397 PR tree-optimization/42645
6398 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6399 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6400 decl_map, set processing_debug_stmt to -1 and return name without
6403 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6405 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6406 binutils version, and reword target configuration description.
6408 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6410 * config/avr/avr.h (LINKER_NAME): Remove.
6412 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6415 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6416 that support VSX, warn for -mno-altivec if vsx is not disabled,
6419 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6420 Shujing Zhao <pearly.zhao@oracle.com>
6422 PR translation/42469
6423 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6424 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6425 character between option name and help text.
6426 * c.opt (imultilib): Likewise.
6428 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6430 * lto-streamer-out.c (output_unreferenced_globals): Output static
6433 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6435 PR rtl-optimization/42621
6436 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6437 optimizing for size.
6438 (duplicate_computed_gotos): Remove now-redundant check.
6440 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6443 * configure.ac: Save and restore LDFLAGS and LIBS
6444 * configure: Regenerate.
6446 2010-01-10 Richard Guenther <rguenther@suse.de>
6449 * builtins.c (fold_builtin_strlen): Add type argument and
6450 convert the resulting length to it.
6451 (fold_builtin_1): Adjust.
6453 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6455 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6456 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6458 (num_insns_constant_wide): Adjust for that change.
6460 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6463 * web.c (union_defs): Add used argument, to combine uses of
6465 (entry_register): Adjust type and tests of used argument.
6466 (web_main): Widen used for new use. Pass it to union_defs.
6467 * df.h (union_defs): Adjust prototype.
6469 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6472 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6473 uses in new incoming argument. Free body.
6474 (reset_debug_uses_in_loop): New.
6475 (analyze_insn_to_expand_var): Call the latter if the former found
6476 anything. Fix whitespace. Reject invalid dest overlaps before
6477 going through all insns in the loop.
6479 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6482 * haifa-sched.c (dying_use_p): Debug insns don't count.
6484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6487 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6488 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6489 (verify_gimple_call): Reject LHS in noreturn calls.
6491 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6495 * tree-vect-loop-manip.c (adjust_info): New type.
6496 (adjust_vec): New pointer to vector.
6497 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6498 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6499 (slpeel_update_phis_for_duplicate_loop): Use them.
6500 (slpeel_update_phi_nodes_for_guard1): Likewise.
6501 (slpeel_update_phi_nodes_for_guard2): Likewise.
6502 (slpeel_tree_peel_loop_to_edge): Likewise.
6503 (vect_update_ivs_after_vectorizer): Likewise.
6505 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6507 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6508 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6510 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6512 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6513 bogus uninitialized warning.
6515 2010-01-09 Richard Guenther <rguenther@suse.de>
6518 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6519 the evolution is compatible with the initial condition.
6521 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6523 * gcc.c (process_command): Update copyright notice dates.
6524 * gcov.c (print_version): Likewise.
6525 * gcov-dump.c (print_version): Likewise.
6526 * mips-tfile.c (main): Likewise.
6527 * mips-tdump.c (main): Likewise.
6529 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6532 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6534 (rotlhi3_8): Delete.
6536 (rotlsi3_8): Delete.
6537 (rotlsi3_16): Delete.
6538 (rotlsi3_24): Delete.
6540 (*rotw<mode>3): New.
6541 (*rotb<mode>3): New.
6542 * config/avr/avr.c (avr_rotate_bytes): New function.
6543 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6545 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6548 * configure.ac: Modify -rdynamic check.
6549 * configure: Regenerate.
6551 2010-01-08 DJ Delorie <dj@redhat.com>
6553 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6554 register popping order.
6556 2010-01-08 Richard Guenther <rguenther@suse.de>
6559 * c.opt (fsigned-char): Also let LTO handle this option.
6560 (funsigned-char): Likewise.
6562 2010-01-07 Richard Guenther <rguenther@suse.de>
6564 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6565 (gimple_op): Likewise.
6566 (gimple_op_ptr): Likewise.
6567 (gimple_assign_set_lhs): Remove gcc_assert.
6568 (gimple_assign_set_rhs1): Likewise.
6569 (gimple_assign_set_rhs2): Likewise.
6570 (gimple_call_set_lhs): Likewise.
6571 (gimple_call_set_fn): Likewise.
6572 (gimple_call_set_fndecl): Likewise.
6573 (gimple_call_fndecl): Likewise.
6574 (gimple_call_return_type): Likewise.
6575 (gimple_call_set_chain): Likewise.
6576 (gimple_call_num_args): Likewise.
6577 (gimple_call_set_arg): Likewise.
6578 (gimple_cond_set_code): Likewise.
6579 (gimple_cond_set_lhs): Likewise.
6580 (gimple_cond_set_rhs): Likewise.
6581 (gimple_cond_set_true_label): Likewise.
6582 (gimple_cond_set_false_label): Likewise.
6583 (gimple_label_set_label): Likewise.
6584 (gimple_goto_set_dest): Likewise.
6585 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6586 (gimple_debug_bind_get_value): Likewise.
6587 (gimple_debug_bind_get_value_ptr): Likewise.
6588 (gimple_debug_bind_set_var): Likewise.
6589 (gimple_debug_bind_set_value): Likewise.
6590 (gimple_debug_bind_reset_value): Likewise.
6591 (gimple_debug_bind_has_value_p): Likewise.
6592 (gimple_return_retval_ptr): Remove gcc_assert.
6593 (gimple_return_retval): Likewise.
6594 (gimple_return_set_retval): Likewise.
6595 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6596 (safe_referenced_var_iterator): Remove.
6597 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6598 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6599 (fill_referenced_var_vec): Remove.
6600 (first_readonly_imm_use): Remove redundant gcc_assert.
6601 (phi_arg_index_from_use): Combine gcc_asserts.
6602 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6603 (first_imm_use_stmt): Remove redundant gcc_assert.
6604 * tree-cfg.c (verify_gimple_call): Verify function and chain
6605 operands. Verify arguments.
6606 (verify_types_in_gimple_stmt): Verify condition code and labels.
6608 2010-01-07 Richard Guenther <rguenther@suse.de>
6610 PR tree-optimization/42641
6611 * sese.c (rename_map_elt_info): Use the SSA name version, do
6614 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6616 PR tree-optimization/42625
6617 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6618 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6620 2010-01-07 Duncan Sands <baldrick@free.fr>
6622 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6624 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6627 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6628 note itself is not function_invariant_p.
6630 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6632 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6633 Do not add the DF_NOTE problem.
6634 * store-motion.c (execute_rtl_store_motion): Likewise.
6636 2010-01-07 Martin Jambor <mjambor@suse.cz>
6638 PR tree-optimization/42157
6639 * tree-sra.c (compare_access_positions): Stabilize sort if both
6640 accesses have integer types, return zero immediately if they are the
6643 2010-01-06 Richard Henderson <rth@redhat.com>
6646 * haifa-sched.c (add_to_note_list): Merge into ...
6647 (concat_note_lists): ... here, and ...
6648 (unlink_other_notes, rm_other_notes): Merge into...
6649 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6650 NOTE_INSN_EPILOGUE_BEG.
6652 2010-01-06 Richard Guenther <rguenther@suse.de>
6654 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6655 not inline regular functions into always-inline functions.
6657 2010-01-06 Nick Clifton <nickc@redhat.com>
6659 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6660 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6662 (OVERRIDE_OPTIONS): Delete.
6663 (OPTIMIZATION_OPTIONS): Define.
6664 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6665 * config/rx/rx.c (rx_handle_option): Issue an error message if
6666 -mcpu=rx200 and -fpu are used together.
6667 (rx_set_optimization_options): New function. Issue an error
6668 message if an optimization attribute attempts to reset the FPU/
6669 math optimization pairing.
6670 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6671 * config/rx/rx.opt: Set the default to 32-bit doubles.
6672 * config/rx/t-rx: Add multilibs for -nofpu option.
6673 * doc/invoke.texi: Update documentation of RX options.
6675 2010-01-06 Richard Guenther <rguenther@suse.de>
6677 * tree-ssa-pre.c (name_to_id): New global.
6678 (alloc_expression_id): Simplify SSA name handling.
6679 (lookup_expression_id): Likewise.
6680 (init_pre): Zero name_to_id.
6681 (fini_pre): Free it.
6683 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6685 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6687 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6690 * config/i386/sse.md (smaxv2di3): New.
6691 (umaxv2di3): Likewise.
6692 (sminv2di3): Likewise.
6693 (uminv2di3): Likewise.
6695 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6698 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6699 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6700 (legitimize_tls_address): Likewise.
6701 (sparc_tls_referenced_p): Likewise.
6702 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6703 and adjust calls to legitimize_pic_address.
6704 (legitimate_constant_p) Use sparc_tls_referenced_p.
6705 (legitimate_pic_operand_p): Likewise.
6706 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6707 (sparc_tls_symbol_ref_1): Delete.
6708 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6709 (legitimize_tls_address): Make static, handle CONST patterns.
6710 (legitimize_pic_address): Make static, remove unused parameter and
6711 adjust recursive calls.
6712 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6713 and adjust call to legitimize_pic_address.
6714 (sparc_output_mi_thunk): Likewise.
6716 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6717 H.J. Lu <hongjiu.lu@intel.com>
6720 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6721 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6722 operands to make them signed.
6725 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6728 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6729 GTU to GT for V4SI and V2DI.
6731 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6732 (umin<mode>3): Removed.
6734 (uminv4si3): Likewise.
6736 2010-01-05 Martin Jambor <mjambor@suse.cz>
6738 PR tree-optimization/42462
6739 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6740 current_function_decl to helper functions and macros.
6742 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6745 * flags.h: Don't include real.h.
6746 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6747 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6748 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6749 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6750 * dominance.c: Update copyright.
6751 * gimple.c (walk_gimple_op): Remove inline.
6752 * tree-ssa-reassoc.c: Include real.h.
6753 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6754 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6756 2010-01-05 Nick Clifton <nickc@redhat.com>
6758 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6759 register to push into the stack frame when the accumulator has to
6760 be saved during interrupts.
6762 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6764 * doc/invoke.texi: Remove the documentation about option
6766 * common.opt (Wunreachable-code): Preserved for backward
6768 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6769 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6770 the backward compatibility flag section.
6772 2010-01-05 Richard Guenther <rguenther@suse.de>
6774 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6776 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6779 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6781 PR tree-optimization/42508
6782 * tree-sra.c (convert_callers): Check for recursive call
6783 by comparing cgraph nodes instead of decls.
6784 (modify_function): Call ipa_modify_formal_parameters also
6785 on all same_body aliases.
6787 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6788 cgraph nodes when checking for same_body aliases.
6790 2010-01-05 Richard Guenther <rguenther@suse.de>
6792 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6793 allocation and lookup.
6794 (get_or_alloc_expr_for_constant): Likewise.
6795 (phi_translate): Sink allocation.
6797 2010-01-04 Richard Guenther <rguenther@suse.de>
6799 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6800 a new entry only if needed.
6801 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6802 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6804 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6806 (phi_translate): Handle CONSTANTs early.
6808 2010-01-04 Martin Jambor <mjambor@suse.cz>
6810 PR tree-optimization/42398
6811 * tree-sra.c (struct access): Removed flag grp_different_types.
6812 (dump_access): Do not dump the removed flag.
6813 (sort_and_splice_var_accesses): Do not set the removed flag.
6814 (sra_modify_expr): Check for type compatibility directly.
6816 2010-01-04 Martin Jambor <mjambor@suse.cz>
6818 PR tree-optimization/42366
6819 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6820 edges with variable number of parameters.
6821 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6822 flag instead of asserting it.
6823 (ipa_read_node_info): Read uses_analysis_done flag.
6825 2010-01-04 Richard Guenther <rguenther@suse.de>
6827 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6828 iterative_hash_* as intended.
6829 (vn_reference_compute_hash): Likewise. Simplify hashing
6831 (vn_reference_lookup_2): Likewise.
6832 (vn_nary_op_compute_hash): Likewise.
6833 (vn_phi_compute_hash): Likewise.
6834 (expressions_equal_p): Remove strange code.
6835 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6836 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6837 (bitmap_insert_into_set_1): Take value-id as parameter.
6838 (add_to_value): Pass it.
6839 (bitmap_insert_into_set): Likewise.
6840 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6842 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6845 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6846 (do_self_spec): For switches with SWITCH_IGNORE set set also
6847 SWITCH_IGNORE_PERMANENTLY.
6848 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6851 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6853 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6854 tree of an unreferenced global var.
6856 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6859 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6860 GTU to GT for V4SI and V2DI.
6862 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6863 (umin<mode>3): Removed.
6865 (uminv4si3): Likewise.
6867 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6870 * collect2.c (main): Turn on trace in collect2 if -v is passed
6873 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6875 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6876 description of expression operand.
6878 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6880 * configure.ac: Add install-html to target_list for Make-hooks.
6881 * configure: Regenerate.
6882 * fortran/Make-lang.in (F95_HTMLFILES): New.
6883 (fortran.html): Use it.
6884 (fortran.install-html): New.
6885 * Makefile.in (install-html): Add lang.install-html.
6886 * java/Make-lang.in (JAVA_HTMLFILES): New.
6887 (java.html): Use it.
6888 (java.install-html): New.
6889 * objc/Make-lang.in (objc.install-html): New.
6890 * objcp/Make-lang.in (obj-c++.install-html): New.
6891 * cp/Make-lang.in (c++.install-html): New.
6892 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6893 * lto/Make-lang.in (lto.install-html): New.
6895 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6898 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6900 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6902 PR rtl-optimization/41862
6903 * store-motion.c (store_killed_in_insn, compute_store_table,
6904 remove_reachable_equiv_notes, replace_store_insn,
6905 build_store_vectors): Ignore all DEBUG_INSNs.
6907 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6910 * common.opt: Add dumpdir.
6912 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6914 (option_map): Add --dumpdir.
6916 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6918 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6920 * opts.c (decode_options): Try dump_dir_name first if
6921 dump_base_name isn't an absolute path.
6922 (common_handle_option): Handle OPT_dumpdir.
6924 * toplev.c (dump_dir_name): New.
6925 (print_switch_values): Also ignore -dumpdir.
6927 * toplev.h (dump_dir_name): New.
6929 2010-01-03 Richard Guenther <rguenther@suse.de>
6931 PR tree-optimization/42589
6932 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6933 double-word expansion of bswap32.
6935 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6937 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6938 with BLOCK_FOR_INSN.
6939 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6940 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6941 noce_process_if_block): Likewise.
6942 * gcse.c (compute_local_properties, insert_expr_in_table,
6943 insert_set_in_table, canon_list_insert, find_avail_set,
6944 pre_insert_copy_insn): Likewise.
6946 * basic-block.h (BLOCK_NUM): Move from here...
6947 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6949 2010-01-03 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/42438
6952 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6953 contains_may_not_return_call flag.
6954 (BB_MAY_NOTRETURN): New.
6955 (valid_in_sets): Trapping nary operations are not valid
6956 in blocks that may not return.
6957 (insert_into_preds_of_block): Remove check for trapping expressions.
6958 (compute_avail): Compute also BB_MAY_NOTRETURN.
6960 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6962 * doc/invoke.texi: Add 2010 to copyright years.
6964 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6966 * config/sparc/sparc.c: Fix formatting nits.
6968 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6969 Alexander Monakov <amonakov@ispras.ru>
6971 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6973 2010-01-02 Richard Guenther <rguenther@suse.de>
6976 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6977 (simplify_switch_using_ranges): Mark to be removed edges
6980 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6982 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6984 * collect2.c (scan_libraries): Add missing argument in call to
6987 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6990 * config/alpha/predicates.md (aligned_memory_operand): Return false
6992 (unaligned_memory_operand): Return true for CQImode.
6993 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6994 doesn not cross aligned SImode word boundary.
6996 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6998 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7000 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7001 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7003 2010-01-02 Richard Guenther <rguenther@suse.de>
7006 * toplev.c (compile_file): Emit LTO marker properly. Change
7008 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7010 2010-01-01 Richard Guenther <rguenther@suse.de>
7013 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7015 2010-01-01 Richard Guenther <rguenther@suse.de>
7018 * c-decl.c (grokdeclarator): For zero-size arrays force
7019 structural equality checks as layout_type does.
7021 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7023 * builtins.c: Update copyright to 2010.
7025 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7028 * lto-streamer-out.c (produce_asm): Revert the last change.
7029 (copy_function): Likewise.
7031 * lto-streamer.c (lto_get_section_name): Skip any leading
7034 2010-01-01 Richard Guenther <rguenther@suse.de>
7037 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7041 Copyright (C) 2010 Free Software Foundation, Inc.
7043 Copying and distribution of this file, with or without modification,
7044 are permitted in any medium without royalty provided the copyright
7045 notice and this notice are preserved.