1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
5 2010-04-21 Jan Hubicka <jh@suse.cz>
7 * varpool.c (decide_is_variable_needed): Variable is always needed
10 2010-04-21 Jan Hubicka <jh@suse.cz>
12 * opts.c (decode_options): Enable pure-const pass for whopr.
14 2010-04-21 Jan Hubicka <jh@suse.cz>
16 * cgraph.c (dump_cgraph_node): Dump also assembler name.
17 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
19 (cgraph_decide_inlining): Do not expect callee to be removed in all
22 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
24 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
26 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/i386.md (x86_shrd): Add athlon_decode and
29 amdfam10_decode attributes.
31 2010-04-21 Jakub Jelinek <jakub@redhat.com>
34 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
35 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
36 (lower_copyprivate_clauses): Use private var in outer
37 context instead of original var. Make sure the types
40 2010-04-21 Richard Guenther <rguenther@suse.de>
42 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
43 to non-pointer objects.
45 2010-04-21 Jakub Jelinek <jakub@redhat.com>
47 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
48 last chain entry if it starts with the still current label.
49 (add_location_or_const_value_attribute): Check that
50 loc_list->first->next is NULL instead of comparing ->first with
52 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
53 to add_var_loc_to_decl.
55 * dwarf2out.c (output_call_frame_info): For dw_cie_version
56 >= 4 add also address size and segment size fields into CIE
59 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
60 long as address size is the same as sizeof (void *) and
62 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
63 address size or segment size is unexpected, return DW_EH_PE_omit.
64 (classify_object_over_fdes): If get_cie_encoding returned
65 DW_EH_PE_omit, return -1.
66 (init_object): If classify_object_over_fdes returned -1,
67 pretend there were no FDEs at all.
69 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/i386.md (bswap<mode>2): Macroize expander from
72 bswap{si,di}2 using SWI48 mode iterator.
73 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
74 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
75 set modrm attribute of bswap insn to 0 and remove length attribute.
76 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
77 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
78 set mode attribute to <MODE> and remove length attribute.
80 2010-04-20 James E. Wilson <wilson@codesourcery.com>
82 PR rtl-optimization/43520
83 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
84 zero available registers.
86 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
88 * builtins.c (fold_builtin_cproj): Fold more cases.
90 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
92 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
93 (fold_builtin_1): Fold builtin cproj.
94 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
95 Use ATTR_CONST_NOTHROW_LIST.
97 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
100 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
101 ffsi2_no_cmove for !TARGET_CMOVE.
102 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
103 (ffssi2): Remove expander.
104 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
106 (ctz<mode>2): Ditto from ctz{si,di}2.
107 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
109 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
112 2010-04-20 Jakub Jelinek <jakub@redhat.com>
114 * dwarf2out.c (AT_linkage_name): Define.
115 (clone_as_declaration): Handle DW_AT_linkage_name.
116 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
117 of DW_AT_MIPS_linkage_name.
118 (move_linkage_attr): Likewise.
119 (dwarf2out_finish): Likewise.
121 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
124 * fold-const.c (fold_comparison): New folding rule.
126 2010-04-20 Anatoly Sokolov <aesok@post.ru>
128 * double-int.h (double_int_setbit): Declare.
129 * double-int.c (double_int_setbit): New function.
130 * rtl.h (immed_double_int_const): Declare.
131 * emit-rtl.c (immed_double_int_const): New function.
132 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
133 and immed_double_int_const functions.
134 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
135 expand_copysign_bit): (Ditto.).
136 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
137 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
138 * dojump.c (prefer_and_bit_test): (Ditto.).
139 * expr.c (convert_modes, reduce_to_bit_field_precision,
140 const_vector_from_tree): (Ditto.).
141 * expmed.c (mask_rtx, lshift_value): (Ditto.).
143 2010-04-20 Jan Hubicka <jh@suse.cz>
145 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
146 (dump_cgraph_node): Dump new flags.
147 * cgraph.h (struct cgraph_node): Add flags
148 reachable_from_other_partition and in_other_partition.
149 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
150 other partition can not be removed.
151 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
152 the other partition must be output; silence sanity checking on
153 leaking functions bodies from other paritition.
154 * lto-cgraph.c (reachable_from_other_partition_p): New function.
155 (lto_output_node): Output new flags; do not sanity check that inline
156 clones are output; drop lto_forced_extern_inline_p code; do not mock
157 visibility flags at partition boundaries.
158 (add_node_to): New function.
159 (output_cgraph): Use it to sort functions so masters appear before
161 (input_overwrite_node): Input new flags.
162 * passes.c (ipa_write_summaries): Do not call
163 lto_new_extern_inline_states.
164 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
165 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
166 lto_forced_extern_inline_p): Kill.
167 * lto-streamer.h (lto_new_extern_inline_states,
168 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
169 lto_forced_extern_inline_p): Kill.
171 2010-04-20 Richard Guenther <rguenther@suse.de>
173 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
174 from vars that can have pointers.
175 (process_constraint): Dump useless constraints.
177 2010-04-20 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
180 (dump_sa_points_to_info): Remove asserts.
181 (init_base_vars): nothing_id isn't an escape point nor does it
184 2010-04-20 Jakub Jelinek <jakub@redhat.com>
186 * tree.h (TYPE_REF_IS_RVALUE): Define.
187 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
188 should_move_die_to_comdat, prune_unused_types_walk): Handle
189 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
190 (modified_type_die, gen_reference_type_die): Emit
191 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
192 if TYPE_REF_IS_RVALUE and -gdwarf-4.
194 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
197 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
198 calls for -fpic -m31 if they have been sibcall optimized.
200 2010-04-19 James E. Wilson <wilson@codesourcery.com>
202 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
203 ar.lc fixed and call-used.
205 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
207 2010-04-19 Jan Hubicka <jh@suse.cz>
209 * opts.c (decode_options): Disable whpr incompatible passes.
210 * lto/lto.c (lto_1_to_1_map): Skip clones.
211 (read_cgraph_and_symbols): Do not mark everything as needed.
212 (do_whole_program_analysis): Do map only after optimizing;
213 set proper cgraph_state; use passmanager.
215 2010-04-19 DJ Delorie <dj@redhat.com>
217 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
218 POINTER_PLUS_EXPR and fix them.
220 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
222 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
223 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
224 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
225 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
226 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
227 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
228 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
229 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
230 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
231 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
232 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
234 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
236 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
237 (check_cond_move_block): Likewise.
238 (cond_move_process_if_block): Likewise.
239 (noce_find_if_block): Improve formatting.
240 (find_if_header): Pass 0 to memset and tweak conditions.
241 (cond_exec_find_if_block): Fix long lines and tweak conditions.
243 2010-04-19 Jakub Jelinek <jakub@redhat.com>
245 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
249 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
250 with non-local decl doesn't need chain.
252 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
254 * ira-color.c (allocno_reload_assign): Avoid accumulating
255 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
257 2010-04-19 Martin Jambor <mjambor@suse.cz>
259 * gimple.h (create_tmp_reg): Declare.
260 * gimplify.c (create_tmp_reg): New function.
261 (gimplify_return_expr): Use create_tmp_reg.
262 (gimplify_omp_atomic): Likewise.
263 (gimple_regimplify_operands): Likewise.
264 * tree-dfa.c (make_rename_temp): Likewise.
265 * tree-predcom.c (predcom_tmp_var): Likewise.
266 (reassociate_to_the_same_stmt): Likewise.
267 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
268 (get_replaced_param_substitute): Likewise.
269 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
270 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
271 * tree-ssa-pre.c (get_representative_for): Likewise.
272 (create_expression_by_pieces): Likewise.
273 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
274 (create_tailcall_accumulator): Likewise.
276 2010-04-19 Martin Jambor <mjambor@suse.cz>
278 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
280 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
282 2010-04-19 Richard Guenther <rguenther@suse.de>
284 PR tree-optimization/43796
285 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
286 from SCEV in the lattice.
287 (vrp_visit_phi_node): Dump change.
289 2010-04-19 Richard Guenther <rguenther@suse.de>
291 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
292 * configure: Re-generated.
294 2010-04-19 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/43783
297 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
298 constant ARRAY_REF operands two and three if possible.
300 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
303 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
305 2010-04-19 Jie Zhang <jie@codesourcery.com>
308 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
310 2010-04-19 Ira Rosen <irar@il.ibm.com>
312 PR tree-optimization/37027
313 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
314 and macro to access it.
315 (vectorizable_reduction): Add argument.
316 (vect_get_slp_defs): Likewise.
317 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
318 statements for possible use in SLP.
319 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
320 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
321 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
323 (vectorizable_reduction): Likewise.
324 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
326 (vectorizable_type_demotion, vectorizable_type_promotion,
327 vectorizable_store): Likewise.
328 (vect_analyze_stmt): Update call to vectorizable_reduction.
329 (vect_transform_stmt): Likewise.
330 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
331 (vect_build_slp_tree): Fix indentation. Check that there are no loads
332 from different interleaving chains in same node.
333 (vect_slp_rearrange_stmts): New function.
334 (vect_supported_load_permutation_p): Allow load permutations for
335 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
336 inside SLP nodes if necessary.
337 (vect_analyze_slp_instance): Handle reductions.
338 (vect_analyze_slp): Try to build SLP instances originating from groups
340 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
341 (vect_get_constant_vectors): Create initial vectors for reductions
342 according to reduction code. Add new argument.
343 (vect_get_slp_defs): Add new argument, pass it to
344 vect_get_constant_vectors.
345 (vect_schedule_slp_instance): Remove SLP tree root statements.
347 2010-04-19 Jakub Jelinek <jakub@redhat.com>
349 * tree.h (ENUM_IS_SCOPED): Define.
350 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
351 for ENUM_IS_SCOPED enums.
353 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
355 * fold-const.c (fold_comparison): Use ssizetype.
356 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
357 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
358 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
359 * tree-object-size.c (compute_object_sizes): Use size_type_node.
361 * tree.h (initialize_sizetypes): Remove parameter.
362 (build_common_tree_nodes): Remove second parameter.
363 * stor-layout.c (initialize_sizetypes): Remove parameter.
364 Always create an unsigned type.
365 (set_sizetype): Assert that the passed type is unsigned and simplify.
366 * tree.c (build_common_tree_nodes): Remove second parameter.
367 Adjust call to initialize_sizetypes.
368 * c-decl.c (c_init_decl_processing): Remove second argument in call to
369 build_common_tree_nodes.
371 2010-04-18 Matthias Klose <doko@ubuntu.com>
373 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
375 2010-04-18 Ira Rosen <irar@il.ibm.com>
377 PR tree-optimization/43771
378 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
379 load permutation doesn't have gaps.
381 2010-04-18 Jan Hubicka <jh@suse.cz>
383 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
384 (sse_prologue_save_insn expander): Use new pattern.
385 (sse_prologue_save_insn1): New pattern and splitter.
386 (sse_prologue_save_insn): Update to deal also with 64bit aligned
388 * i386.c (setup_incoming_varargs_64): Do not compute jump
390 (ix86_gimplify_va_arg): Update alignment needed.
391 (ix86_local_alignment): Do not align all local arrays to 128bit.
393 2010-04-17 Jan Hubicka <jh@suse.cz>
395 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
397 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
399 * arm.md (negdi2): Remove redundant code to force values into a
402 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
404 * arm/bpabi.S: Add EABI alignment attributes to objects.
405 * arm/bpabi-v6m.S: Likewise.
406 * arm/crti.asm: Likewise.
407 * arm/crtn.asm: Likewise.
408 * arm/lib1funcs.asm: Likewise.
409 * arm/libunwind.S: Likewise.
411 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
413 * arm-protos.h (tune_params): New structure.
414 * arm.c (current_tune): New variable.
415 (arm_constant_limit): Delete.
416 (struct processors): Add pointer to the tune parameters.
417 (arm_slowmul_tune): New tuning option.
418 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
419 (all_cores): Adjust to pick up the tuning model.
420 (arm_constant_limit): New function.
421 (arm_override_options): Select the appropriate tuning model. Delete
422 initialization of arm_const_limit.
423 (arm_split_constant): Use the new constant-limit model.
424 (arm_rtx_costs): Pick up the current tuning model.
425 * arm.md (is_strongarm, is_xscale): Delete.
426 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
427 for Xscale variant architectures.
428 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
430 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
432 * config/arm/arm.c (arm_gen_constant): Remove unused variable
434 (arm_rtx_costs_1): Remove unused variable extra_cost.
435 (arm_unwind_emit_set): Use variable offset.
436 (thumb1_output_casesi): Remove unused variable flags.
438 2010-04-16 Jeff Law <law@redhat.com>
440 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
441 needing assignment rather than doing a two-phase assignment. Remove
444 2010-04-16 Jakub Jelinek <jakub@redhat.com>
447 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
449 2010-04-16 Doug Kwan <dougkwan@google.com>
451 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
452 (next_operand_entry_id): New static variable.
453 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
454 (add_to_ops_vec): Assigned unique ID to operand entry.
455 (struct oecount_s): New field ID.
456 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
457 (undistribute_ops_list): Assign unique IDs to oecounts.
458 (init_reassoc): reset next_operand_entry_id.
460 2010-04-16 Doug Kwan <dougkwan@google.com>
462 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
463 missing left parenthesis.
465 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
467 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
468 *btdi_rex64 using SWI48 mode iterator.
469 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
470 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
471 *jcc_btdi_mask_rex64.
473 2010-04-16 Anatoly Sokolov <aesok@post.ru>
475 * double-int.h (tree_to_double_int): Convert to macro.
476 * double-int.c (tree_to_double_int): Remove.
478 2010-04-16 Jakub Jelinek <jakub@redhat.com>
481 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
482 with want_address 2 and in case a single element list might be
483 possible, call it again with want_address 0.
485 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
487 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
488 case 'W' print operands for HI mode.
489 * config/h8300/h8300.h (Y0, Y2) : New constraints.
490 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
491 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
492 * config/h8300/predicate.md (bit_register_indirect_operand): New.
494 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
496 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
497 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
498 #xx:3 and #xx:4 mode.
500 * config/h8300/h8300.md (inverted load with HImode dest): Add
503 * config/h8300/predicate.md (bit_operand): Allow immediate values that
504 satisfy 'U' constraint.
506 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
508 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
509 * configure: Regenerate.
510 * config.in: Regenerate.
511 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
514 2010-04-16 Richard Guenther <rguenther@suse.de>
516 * tree.h (struct tree_decl_minimal): Move pt_uid ...
517 (struct tree_decl_common): ... here.
518 (DECL_PT_UID): Adjust.
519 (SET_DECL_PT_UID): Likewise.
520 (DECL_PT_UID_SET_P): Likewise.
522 2010-04-16 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/43572
525 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
526 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
527 * tree-flow.h (is_call_clobbered): Remove.
528 * tree-flow-inline.h (is_call_clobbered): Likewise.
529 * tree-dfa.c (dump_variable): Do not dump call clobber state.
530 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
531 (execute_return_slot_opt): Adjust.
532 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
533 check for call clobbered vars here.
534 (find_tail_calls): Move tailcall verification to the
537 2010-04-16 Diego Novillo <dnovillo@google.com>
539 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
541 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
544 * config/arm/arm.md (cbranchqi4): New pattern.
545 * config/arm/predicates.md (const0_operand,
546 cbranchqi4_comparison_operator): New predicates.
548 2010-04-16 Richard Guenther <rguenther@suse.de>
550 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
551 (dump_gimple_stmt): Likewise.
553 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
555 * recog.h (struct recog_data): New field is_operator.
556 (struct insn_operand_data): New field is_operator.
557 * recog.c (extract_insn): Set recog_data.is_operator.
558 * genoutput.c (output_operand_data): Emit code to set the
560 * reload.c (find_reloads): Use it rather than testing for an
561 empty constraint string.
564 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
565 If the previous insn is a cbranchsi4_insn with the same arguments,
566 omit the compare instruction.
568 * config/arm/arm.md (addsi3_cbranch): If destination is a high
569 register, inputs must be low registers and we need a low register
570 scratch. Handle alternative 2 like alternative 3.
572 2010-04-16 Jakub Jelinek <jakub@redhat.com>
574 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
575 don't call get_addr on both. If one expression is a VALUE and
576 the other a REG, check VALUE's locs if the REG isn't among them.
578 2010-04-16 Christian Bruel <christian.bruel@st.com>
580 * config/sh/sh.h (sh_frame_pointer_required): New function.
581 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
582 (flag_omit_frame_pointer) Set.
583 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
584 (rounded_frame_size): Adjust size with outgoing_args_size.
585 (sh_set_return_address): Must return from stack pointer.
586 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
587 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
588 (ACCUMULATE_OUTGOING_ARGS): Define.
589 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
590 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
592 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
595 * config/sh/sh.c (sh_legitimize_reload_address): Use
596 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
597 Remove a unneeded check for offset_base.
599 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
601 * configure: Regenerated.
603 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
605 * config/s390/s390.c (s390_call_save_register_used): Switch back
608 2010-04-15 Richard Guenther <rguenther@suse.de>
610 * alias.c (alias_set_subset_of): Handle alias-set zero
613 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
614 Julian Brown <julian@codesourcery.com>
616 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
617 alternatives according to use of high and low regs.
618 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
619 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
620 optimizing for size on Thumb-2.
622 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
624 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
626 2010-04-15 Richard Guenther <rguenther@suse.de>
628 * tree-ssa-structalias.c (struct variable_info): Add
630 (new_var_info): Initialize it.
631 (dump_constraints): Support printing last added constraints.
632 (debug_constraints): Adjust.
633 (dump_constraint_graph): Likewise.
634 (make_heapvar_for): Check for NULL cfun.
635 (get_function_part_constraint): New function.
636 (get_fi_for_callee): Likewise.
637 (find_func_aliases): Properly implement IPA PTA constraints.
638 (process_ipa_clobber): New function.
639 (find_func_clobbers): Likewise.
640 (insert_into_field_list_sorted): Remove.
641 (create_function_info_for): Properly allocate vars for IPA mode.
642 Do not use insert_into_field_list_sorted.
643 (create_variable_info_for): Properly generate constraints for
644 global vars in IPA mode.
645 (dump_solution_for_var): Always dump the solution.
646 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
647 (find_what_var_points_to): Adjust.
648 (pt_solution_set): Change.
649 (pt_solution_ior_into): New function.
650 (pt_solution_empty_p): Export.
651 (pt_solution_includes_global): Adjust.
652 (pt_solution_includes_1): Likewise.
653 (pt_solutions_intersect_1): Likewise.
654 (dump_sa_points_to_info): Check some invariants.
655 (solve_constraints): Move constraint dumping ...
656 (compute_points_to_sets): ... here.
657 (ipa_pta_execute): ... and here.
658 (compute_may_aliases): Do not re-compute points-to info
659 locally if IPA info is available.
660 (ipa_escaped_pt): New global var.
661 (ipa_pta_execute): Properly implement IPA PTA.
662 * tree-into-ssa.c (dump_decl_set): Support dumping
663 decls not in referenced-vars.
664 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
665 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
666 (dump_points_to_solution): Likewise.
667 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
668 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
669 (remap_gimple_stmt): Reset call clobber/use information if necessary.
670 (copy_decl_to_var): Copy DECL_PT_UID.
671 (copy_result_decl_to_var): Likewise.
672 * tree.c (make_node_stat): Initialize DECL_PT_UID.
673 (copy_node_stat): Copy it.
674 * tree.h (DECL_PT_UID): New macro.
675 (SET_DECL_PT_UID): Likewise.
676 (DECL_PT_UID_SET_P): Likewise.
677 (struct tree_decl_minimal): Add pt_uid member.
678 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
679 (pt_solution_empty_p): Declare.
680 (pt_solution_set): Adjust.
681 (ipa_escaped_pt): Declare.
682 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
683 * gimple-pretty-print.c (pp_points_to_solution): New function.
684 (dump_gimple_call): Dump call clobber/use information.
685 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
686 * tree-pass.h (TDF_ALIAS): New dump option.
687 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
688 * doc/invoke.texi (-fipa-pta): Update documentation.
690 2010-04-15 Richard Guenther <rguenther@suse.de>
692 * Makefile.in (OBJS-common): Add gimple-fold.o.
693 (gimple-fold.o): New rule.
694 * tree.h (maybe_fold_offset_to_reference,
695 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
697 * gimple.h: ... here.
698 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
699 may_propagate_address_into_dereference): Move prototypes ...
700 * gimple.h: ... here.
701 * tree-ssa-ccp.c (get_symbol_constant_value,
702 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
703 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
704 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
705 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
706 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
707 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
708 gimplify_and_update_call_from_tree): Move ...
709 * gimple-fold.c: ... here. New file.
710 (ccp_fold_builtin): Rename to ...
711 (gimple_fold_builtin): ... this.
712 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
714 2010-04-15 Richard Guenther <rguenther@suse.de>
716 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
717 fit_double_type, force_fit_type_double, add_double_with_sign,
718 neg_double, mul_double_with_sign, lshift_double, rshift_double,
719 lrotate_double, rrotate_double, div_and_round_double): Move ...
720 * double-int.c: ... here.
721 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
722 add_double, neg_double, mul_double_with_sign, mul_double,
723 lshift_double, rshift_double, lrotate_double, rrotate_double,
724 div_and_round_double): Move prototypes ...
725 * double-int.h: ... here.
727 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
730 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
731 matching constraints to ensure inputs match the output.
733 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
736 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
737 in an input-only operand.
739 2010-04-15 Anatoly Sokolov <aesok@post.ru>
741 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
742 (double_int_not, double_int_lshift, double_int_rshift): Declare.
743 (double_int_negative_p): Convert to static inline function.
744 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
745 (double_int_negative_p): Remove.
746 * tree.h (lshift_double, rshift_double):
747 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
748 * fold-const.c (fold_convert_const_int_from_real,
749 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
750 (lshift_double): Change type of arith argument to bool.
751 (rshift_double): Change type of arith argument to bool. Correct
753 * expmed.c (mask_rtx, lshift_value): (Ditto.).
755 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
758 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
759 at the start and end of the then/else blocks, and omit them from the
761 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
762 argument; all callers changed. Pass zero to old_insns_match_p instead.
763 (flow_find_head_matching_sequence): New function.
764 (old_insns_match_p): Check REG_EH_REGION notes for calls.
765 * basic-block.h (flow_find_cross_jump,
766 flow_find_head_matching_sequence): Declare functions.
768 2010-04-14 Jason Merrill <jason@redhat.com>
771 * c-common.c (attribute_takes_identifier_p): New fn.
772 * c-common.h: Declare it.
774 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
776 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
778 (*udivmod<mode>4): Ditto.
780 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.md (maxmin_int): Rename code attribute from
783 maxminiprefix and update all users.
784 (maxmin_float): Ditto from maxminfprefix.
785 (logic): Ditto from logicprefix.
786 (absneg_mnemonic): Ditto from absnegprefix.
787 * config/i386/mmx.md: Update all users of maxminiprefix,
788 maxminfprefix and logicprefix for rename.
789 * config/i386/sse.md: Ditto.
790 * config/i386/sync.md (sync_<code><mode>): Update for
793 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
796 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
797 warnings converted to errors.
799 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
801 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
802 used insn_type variable.
803 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
804 to avoid set-but-not-used warning.
806 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
808 * df-core.c (df_ref_debug): Change format string placeholder
810 * dwarf2asm.c (dw2_asm_output_data_raw,
811 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
812 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
813 * dwarf2out.c (output_cfi, output_cfi_directive,
814 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
815 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
817 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
818 * print-rtl.c (print_rtx): Ditto.
820 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
823 * builtins.c (expand_builtin_pow_root): New function to expand pow
824 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
825 series of sqrt and cbrt calls under -ffast-math.
826 (expand_builtin_pow): Call it.
828 2010-04-14 Michael Matz <matz@suse.de>
830 PR tree-optimization/42963
831 * tree-cfg.c (touched_switch_bbs): New static variable.
832 (group_case_labels_stmt): New function broken out from ...
833 (group_case_labels): ... here, use the above.
834 (start_recording_case_labels): Allocate touched_switch_bbs.
835 (end_recording_case_labels): Deallocate it, call
836 group_case_labels_stmt.
837 (gimple_redirect_edge_and_branch): Remember index of affected BB.
839 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
841 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
844 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
848 2010-04-13 Jan Hubicka <jh@suse.cz>
850 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
851 of optimized out static functions.
852 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
853 cost computation. Also sanity check for overflows.
854 (update_caller_keys): Update cgraph_edge_badness call; properly
855 update fibheap and sanity check that it is up to date.
856 (add_new_edges_to_heap): Update cgraph_edge_badness.
857 (cgraph_decide_inlining_of_small_function): Likewise;
858 add sanity checking that badness in heap is up to date;
859 improve dumping of reason; Update badness of calls to the
860 offline copy of function currently inlined; dump badness
861 of functions not inlined because of unit growth limits.
863 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
866 * c-common.c (pointer_int_sum): Disregard overflow that occured only
867 because of sign-extension change when converting to sizetype here...
868 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
870 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
871 the folding to constants. Remove redundant final conversion.
872 (fold_binary) <associate>: Do not associate if the re-association of
873 constants alone overflows.
874 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
875 to the end of the list.
876 (multiple_of_p) <COND_EXPR>: New case.
878 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
880 * opt-functions.awk (opt_sanitized_name): New.
882 * optc-gen.awk: Use it
883 * opth-gen.awk: Use it.
885 2010-04-13 Martin Jambor <mjambor@suse.cz>
887 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
888 (sra_modify_assign): Delete stmts loading dead data even if racc has no
889 children. Call replace_uses_with_default_def_ssa_name to handle
892 2010-04-13 Michael Matz <matz@suse.de>
895 * builtins.c (expand_builtin_interclass_mathfn): Also create
896 a register if the predicate doesn't match.
898 2010-04-13 Diego Novillo <dnovillo@google.com>
900 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
901 * c-pch.c: Include timevar.h.
902 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
903 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
904 * ggc-common.c: Include timevar.h.
905 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
906 * timevar.def (TV_PCH_SAVE): Define.
907 (TV_PCH_CPP_SAVE): Define.
908 (TV_PCH_PTR_REALLOC): Define.
909 (TV_PCH_PTR_SORT): Define.
910 (TV_PCH_RESTORE): Define.
911 (TV_PCH_CPP_RESTORE): Define.
913 2010-04-13 Michael Matz <matz@suse.de>
915 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
917 (can_reassociate_p): New function.
918 (break_up_subtract_bb, reassociate_bb): Use it.
920 2010-04-13 Richard Guenther <rguenther@suse.de>
923 * builtins.c (c_readstr): Fix assert.
925 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
927 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
928 when generating cltd insn.
930 (*ashl<mode>3_1): Remove special handling for register operand 2.
931 (*ashlsi3_1_zext): Ditto.
933 (*ashlhi3_1_lea): Ditto.
935 (*ashlqi3_1_lea): Ditto.
936 (*<shiftrt_insn><mode>3_1): Ditto.
937 (*<shiftrt_insn>si3_1_zext): Ditto.
938 (*<shiftrt_insn>qi3_1_slp): Ditto.
939 (*<rotate_insn><mode>3_1): Ditto.
940 (*<rotate_insn>si3_1_zext): Ditto.
941 (*<rotate_insn>qi3_1_slp): Ditto.
943 2010-04-13 Richard Guenther <rguenther@suse.de>
945 * tree-ssa-structalias.c (callused_id): Remove.
946 (call_stmt_vars): New.
947 (get_call_vi): Likewise.
948 (lookup_call_use_vi): Likewise.
949 (lookup_call_clobber_vi): Likewise.
950 (get_call_use_vi): Likewise.
951 (get_call_clobber_vi): Likewise.
952 (make_transitive_closure_constraints): Likewise.
953 (handle_const_call): Adjust to do per-call call-used handling.
954 (handle_pure_call): Likewise.
955 (find_what_var_points_to): Remove general callused handling.
956 (init_base_vars): Likewise.
957 (init_alias_vars): Initialize call_stmt_vars.
958 (compute_points_to_sets): Process call-used and call-clobbered
959 vars for call statements.
960 (delete_points_to_sets): Free call_stmt_vars.
962 2010-04-13 Richard Guenther <rguenther@suse.de>
964 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
965 Only add RW dependence for dependence distance zero.
966 Adjust maximal vectorization factor according to dependences.
967 Move alignment handling ...
968 (vect_find_same_alignment_drs): ... here. New function.
969 (vect_analyze_data_ref_dependences): Adjust.
970 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
971 (vect_analyze_data_refs): Adjust minimal vectorization factor
972 according to data references.
973 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
974 dependences before determining the vectorization factor.
975 Analyze alignment after determining the vectorization factor.
976 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
977 dependences before alignment.
978 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
980 (vect_analyze_data_refs): Likewise.
981 (MAX_VECTORIZATION_FACTOR): New define.
983 2010-04-13 Duncan Sands <baldrick@free.fr>
985 * except.h (lang_eh_type_covers): Remove.
986 * except.c (lang_eh_type_covers): Likewise.
988 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
989 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
991 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
992 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
993 UNITS_PER_LONG where it is ABI relevant.
994 (s390_return_addr_rtx): Likewise.
995 (s390_back_chain_rtx): Likewise.
996 (s390_frame_area): Likewise.
997 (s390_frame_info): Likewise.
998 (s390_initial_elimination_offset): Likewise.
999 (save_gprs): Likewise.
1000 (s390_emit_prologue): Likewise.
1001 (s390_emit_epilogue): Likewise.
1002 (s390_function_arg_advance): Likewise.
1003 (s390_function_arg): Likewise.
1004 (s390_va_start): Likewise.
1005 (s390_gimplify_va_arg): Likewise.
1006 (s390_function_profiler): Likewise.
1007 (s390_optimize_prologue): Likewise.
1008 (s390_rtx_costs): Likewise.
1009 (s390_secondary_reload): Likewise.
1010 (s390_promote_function_mode): Likewise.
1011 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1012 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1013 registers available.
1014 (s390_unwind_word_mode): New function.
1015 (s390_function_value): Split 64 bit values into register pair if
1016 used as return value.
1017 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1018 function call parameters. Handle parallels.
1019 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1020 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1021 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1022 (s390_expand_setmem): Remove unused variable src_addr.
1023 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1024 deal with 64 bit registers.
1025 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1026 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1027 (UNITS_PER_LONG): New macro.
1028 * libjava/include/s390-signal.h: Define extended ucontext
1029 structure containing the upper halfs of the 64 bit registers.
1031 2010-04-13 Simon Baldwin <simonb@google.com>
1033 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1035 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1037 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1038 rvalue on the RHS if the LHS is of a non-renamable type.
1039 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1041 2010-04-13 Matthias Klose <doko@ubuntu.com>
1043 * gcc.c (cc1_options): Handle -iplugindir before processing
1044 the cc1 spec. Only add -iplugindir once.
1045 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1047 * common.opt (iplugindir): Remove `Separate' property, initialize.
1048 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1050 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1051 (distclean): Remove plugin dir.
1052 * doc/invoke.texi: Document -iplugindir.
1054 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1056 * doc/plugins.texi (Loading Plugins): Document short
1057 -fplugin=foo option.
1058 (Plugin API): Mention default_plugin_dir_name function.
1060 * gcc.c (find_file_spec_function): Add new declaration.
1061 (static_spec_func): Use it for "find-file".
1062 (find_file_spec_function): Add new function.
1063 (cc1_options): Add -iplugindir option if -fplugin* options found.
1065 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1067 * plugin.c (add_new_plugin): Updated comment, and handle short
1069 (default_plugin_dir_name): Added new function.
1071 * common.opt (iplugindir): New option to set the plugin directory.
1073 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.md (any_rotate): New code iterator.
1076 (rotate_insn): New code attribute.
1078 (SWIM124): New mode iterator.
1079 (<rotate_insn>ti3): New expander.
1080 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1081 any_rotate code iterator.
1082 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1083 using any_rotate code iterator and SWIM124 mode iterator.
1084 (ix86_rotlti3): New insn_and_split pattern.
1085 (ix86_rotrti3): Ditto.
1086 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1087 ix86_rotl{di,ti}3 patterns.
1088 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1089 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1090 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1091 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1092 code iterator and SWI mode iterator.
1093 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1094 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1096 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1097 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1098 (bswap rotatert splitter): Add splitter.
1099 (bswap splitter): Macroize splitter using any_rotate code iterator.
1100 Add insn predicate to split only for TARGET_USE_XCHGB or when
1101 optimizing function for size.
1103 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1105 * config/pa/pa.c (emit_move_sequence): Remove use of
1106 deleted variable flag_argument_noalias.
1108 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1112 Add to unsupported targets list.
1113 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1114 sparc*-sun-solaris2.[567]* from target lists.
1115 * configure: Regenerate.
1116 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1118 Remove Solaris 7 patch references.
1119 (Specific, sparc-sun-solaris2.7): Removed.
1120 (sparc-sun-solaris2*): Update Solaris 7 example.
1121 (sparc64-*-solaris2*): Likewise.
1123 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1125 * config.build (alpha*-dec-osf4*): Remove.
1126 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1127 of obsolete configurations.
1128 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1130 * config/alpha/t-osf4: Renamed to ...
1131 * config/alpha/t-osf5: ... this.
1132 * config/alpha/osf.h: Renamed to ...
1133 * config/alpha/osf5.h: ... this.
1134 Merged old osf5.h contents.
1136 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1137 (EXTRA_SPECS): Removed.
1138 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1139 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1142 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1144 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1146 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1149 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1150 __thiscall convention.
1152 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1154 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1156 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1158 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1160 * function.c (assign_parms_initialize_all): Add unused attribute
1163 2010-04-12 Richard Guenther <rguenther@suse.de>
1165 * gsstruct.def (GSS_CALL): New.
1166 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1167 * gimple.h: Include tree-ssa-alias.h.
1168 (struct gimple_statement_call): New.
1169 (union gimple_statement_struct_d): Add gimple_call member.
1170 (gimple_call_reset_alias_info): Declare.
1171 (gimple_call_use_set): New function.
1172 (gimple_call_clobber_set): Likewise.
1173 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1174 * gimple.c (gimple_call_reset_alias_info): New function.
1175 (gimple_build_call_1): Call it.
1176 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1177 * tree-inline.c (remap_gimple_stmt): Likewise.
1178 (expand_call_inline): Remove callused handling.
1179 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1180 * tree-dfa.c (dump_variable): Likewise.
1181 * tree-parloops.c (parallelize_loops): Likewise.
1182 * tree-ssa.c (init_tree_ssa): Likewise.
1183 (delete_tree_ssa): Likewise.
1184 * tree-flow-inline.h (is_call_used): Remove.
1185 * tree-flow.h (struct gimple_df): Remove callused member.
1186 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1187 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1188 (ref_maybe_used_by_call_p_1): Simplify.
1189 (call_may_clobber_ref_p_1): Likewise.
1190 * tree-ssa-structalias.c (compute_points_to_sets): Set
1191 the call stmt used and clobbered sets.
1192 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1193 (find_tail_calls): Verify the tail call.
1195 2010-04-12 Richard Guenther <rguenther@suse.de>
1197 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1198 single-iteration always-inline inlining.
1199 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1200 (cgraph_decide_inlining): Do not handle always-inline specially.
1201 (try_inline): Remove always-inline cycle detection special case.
1202 Do not recurse on always-inlines.
1203 (cgraph_early_inlining): Do not iterate if not optimizing.
1204 (cgraph_gate_early_inlining): remove.
1205 (pass_early_inline): Run unconditionally.
1206 (gate_cgraph_decide_inlining): New function.
1207 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1208 not inlining or optimizing.
1209 (cgraph_decide_inlining_of_small_functions): Also consider
1210 always-inline functions.
1211 (cgraph_default_inline_p): Return true for nodes which should
1212 disregard inline limits.
1213 (estimate_function_body_sizes): Assume zero size and time for
1214 nodes which are marked as disregarding inline limits.
1215 (cgraph_decide_recursive_inlining): Do not perform recursive
1216 inlining on always-inline nodes.
1218 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1221 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1222 for exprs satisfying handled_component_p.
1224 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1226 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1227 non-constant aggregate elements.
1229 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1230 is a real initialization.
1232 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1235 * c-decl.c (start_function): Move forward check for nested function.
1237 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1239 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1240 * config/sh/sh.c: Include reload.h.
1241 (sh_legitimize_reload_address): New.
1242 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1243 sh_legitimize_reload_address.
1245 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1247 * config/sh/sh.md (*movqi_pop): New insn pattern.
1248 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1250 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.md (any_shiftrt): New code iterator.
1253 (shiftrt_insn): New code attribute.
1255 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1256 using any_shiftrt code iterator.
1257 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1258 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1259 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1260 pattern from corresponding peephole2 patterns.
1261 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1262 using any_shiftrt code iterator.
1263 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1264 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1265 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1266 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1267 *{ashr,lshr}<mode>3_cmp_zext.
1268 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1270 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1274 (*lshr<mode>3_cconly): Ditto.
1276 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1279 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1280 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1281 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1283 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1284 from corresponding peephole2 patterns.
1285 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1286 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1287 and *lshrdi3_1_rex64 using SWI mode iterator.
1288 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1289 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1290 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1291 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1292 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1293 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1294 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1295 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1296 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1299 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1302 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1303 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1304 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1306 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1307 from corresponding peephole2 patterns.
1308 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1309 (ashrsi3_cvt): Rename from ashrsi3_31.
1310 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1311 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1312 and x86_64_shift_adj_3 using SWI48 mode iterator.
1313 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1314 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1315 and *ashrdi3_1_rex64 using SWI mode iterator.
1316 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1317 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1318 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1319 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1320 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1321 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1322 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1323 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1324 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1326 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1327 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1328 x86_shift<mode>_adj_3 expanders.
1330 2010-04-10 Wei Guozhi <carrot@google.com>
1333 * config/arm/arm.c (arm_pic_static_addr): New function.
1334 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1336 (arm_output_addr_const_extra): Output expression for new pattern.
1337 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1339 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1341 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1344 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1345 * web.c: Include "insn-config.h" and "recog.h".
1346 (union_match_dups): New function.
1347 (web_main): Call it.
1348 (union_defs): Don't try to recognize match_dups.
1350 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1351 if doing so would replace the entire pattern.
1353 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1358 and splitter pattern. Change splitter operand 1 predicate to
1361 2010-04-09 Martin Jambor <mjambor@suse.cz>
1363 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1364 lattices are addresses of CONST_DECLs with the same initial value.
1365 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1366 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1368 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1369 Bernd Schmidt <bernds@codesourcery.com>
1371 * loop-invariant.c (replace_uses): New static function.
1372 (move_invariant_reg): Use it to ensure we can replace the uses.
1374 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1376 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1378 (picochip_override_options): Enable section anchors only above -O1.
1379 (picochip_reorg): Fixed a couple of build warnings.
1381 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1383 * configure.ac (plugin -rdynamic test): Log result.
1384 * configure: Regenerate.
1385 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1386 (RDYNAMIC_SPEC): Define.
1387 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1389 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1391 * configure.ac: Determine Sun ld version numbers.
1392 (comdat_group): Restrict GNU ld version checks to gld.
1393 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1394 (enable_comdat): Support --enable-comdat.
1395 * configure: Regenerate.
1396 * doc/install.texi (Configuration): Document --enable-comdat.
1398 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1400 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1401 * config/sol2-gld.h: ... here.
1402 * config.gcc (sparc*-*-solaris2*): Reflect this.
1403 (i[34567]86-*-solaris2*): Use it.
1405 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1407 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1409 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1411 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1414 * diagnostic.c (diagnostic_initialize): Initialize
1415 some_warnings_are_errors.
1416 (diagnostic_finish): New.
1417 (diagnostic_action_after_output): Call it before exiting.
1418 (diagnostic_report_diagnostic): Do not print message here. Set
1419 some_warnings_are_errors.
1420 * diagnostic.h (diagnostic_context): Delete
1421 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1422 (diagnostic_finish): Declare.
1423 * toplev.c (toplev_main): Call it before exit.
1425 2010-04-09 Jason Merrill <jason@redhat.com>
1428 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1429 for incomplete type.
1432 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1433 based on a warning flag.
1435 2010-04-09 Richard Guenther <rguenther@suse.de>
1437 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1439 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1442 * varasm.c (default_assemble_visibility): Wrap vars that are
1443 set, but unused, by targets without GAS.
1444 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1445 Remove set, but unused, vars.
1446 (rs6000_legitimize_tls_address): Likewise.
1447 (altivec_expand_dst_builtin): Likewise.
1448 * config/darwin.c (machopic_classify_symbol): Likewise.
1449 (machopic_indirection_name): Likewise.
1451 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md (DWI): New mode iterator.
1454 (S): New mode attribute.
1455 (shift_operand): Ditto.
1456 (shift_immediate_operand): Ditto.
1457 (ashl_input_operand): Ditto.
1458 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1459 using SDWIM mode iterator.
1460 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1461 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1463 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1464 from corresponding peephole2 patterns.
1465 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1466 and x86_64_shift_adj_1 using SWI48 mode iterator.
1467 (x86_shift<mode>_adj_2): Ditto.
1468 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1469 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1470 using SWI48 mode iterator.
1471 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1472 *ashldi3_cmp_rex64 using SWI mode iterator.
1473 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1474 *ashldi3_cconly_rex64 using SWI mode iterator.
1475 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1476 x86_shift<mode>_adj_{1,2}.
1477 (ix86_split_ashr): Ditto.
1478 (ix86_split_lshr): Ditto.
1480 2010-04-09 Richard Guenther <rguenther@suse.de>
1482 * target.h (builtin_conversion): Pass in input and output types.
1483 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1484 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1485 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1486 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1488 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1490 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1492 2010-04-09 Richard Guenther <rguenther@suse.de>
1495 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1497 2010-04-09 Richard Guenther <rguenther@suse.de>
1499 * tree-vectorizer.h (struct _stmt_vec_info): Document
1500 that vectype is the type of the LHS.
1501 (supportable_widening_operation, supportable_narrowing_operation):
1502 Get both input and output vector types as arguments.
1503 (vect_is_simple_use_1): Declare.
1504 (get_same_sized_vectype): Likewise.
1505 * tree-vect-loop.c (vect_determine_vectorization_factor):
1506 Set STMT_VINFO_VECTYPE to the vector type of the def.
1507 (vectorizable_reduction): Adjust.
1508 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1509 Adjust. Specify the output vector type.
1510 (vect_pattern_recog_1): Adjust.
1511 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1512 (vectorizable_call): Adjust.
1513 (vectorizable_conversion): Likewise.
1514 (vectorizable_operation): Likewise.
1515 (vectorizable_type_demotion): Likewise.
1516 (vectorizable_type_promotion): Likewise.
1517 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1519 (vect_is_simple_use_1): New function.
1520 (supportable_widening_operation): Get both input and output
1522 (supportable_narrowing_operation): Likewise.
1523 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1525 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1527 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1528 __thiscall and _thiscall as predefined macros.
1529 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1530 thiscall attribute handling.
1531 (ix86_comp_type_attributes): Likewise.
1532 (ix86_function_regparm): Likewise.
1533 (ix86_return_pops_args): Likewise.
1534 (init_cumulative_args): Likewise.
1535 (find_drap_reg): Likewise.
1536 (ix86_static_chain): Likewise.
1537 (x86_this_parameter): Likewise.
1538 (x86_output_mi_thunk): Likewise.
1539 (ix86_attribute_table): Add description for thiscall attribute.
1540 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1541 * doc/extend.texi: Add documentation for thiscall.
1543 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1546 * c.opt (Wint-to-pointer-cast): Available in C++.
1547 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1549 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1551 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1552 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1553 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1554 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1555 function type instead. Reorder and simplify checks.
1557 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1559 2010-04-08 Jing Yu <jingyu@google.com>
1560 Zdenek Dvorak <ook@ucw.cz>
1562 PR tree-optimization/42720
1563 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1564 loop unswitch conditions here from ...
1565 (tree_unswitch_single_loop): ... here.
1567 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1569 * tree-if-conv.c: Fix comments and simplify logic.
1571 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1573 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1574 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1575 (main_tree_if_conversion): Update call to tree_if_conversion.
1577 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1580 * doc/invoke.texi (-b,-V): Delete.
1581 * doc/tm.texi: Do not mention -b.
1582 * gcc.c (display_help): Delete -b and -V.
1583 (process_command): Delete -b and -V.
1584 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1586 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1587 Wolfgang Gellerich <gellerich@de.ibm.com>
1589 Implement target hook for loop unrolling
1590 * target.h (loop_unroll_adjust): Add a new target hook function.
1591 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1592 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1593 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1594 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1595 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1597 (decide_unroll_stupid): Likewise.
1599 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1604 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1607 (Specific, *-*-solaris2*): Likewise.
1608 Don't prefer Sun as over GNU as.
1610 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1612 * config/s390/s390.c (override_options): Adjust the z10
1613 defaults for max-unroll-times, max-completely-peeled-insns
1614 and max-completely-peel-times.
1616 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1618 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1619 instructions for z10.
1620 (s390_expand_setmem): Likewise.
1621 (s390_expand_cmpmem): Likewise.
1623 2010-04-08 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/43679
1626 * tree-ssa-pre.c (eliminate): Only propagate copies.
1628 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1631 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1632 set but not used variable warning.
1634 2010-04-08 Wei Guozhi <carrot@google.com>
1637 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1638 (arm_size_rtx_costs): Call the new function when optimized for size.
1640 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1643 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1644 op0 is not a MEM, just return NULL instead of assertion
1646 (discover_nonconstant_array_refs): Don't walk debug stmts.
1648 2010-04-08 Doug Kwan <dougkwan@google.com>
1650 * configure.ac: Recognize gold and do not use its version number
1651 to test ld features.
1652 * configure: Regenerate.
1654 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1657 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1658 (negate_value): Move code to push elements to broken_up_substracts ...
1659 (eliminate_plus_minus_pair): ... here. Push operands that have no
1660 negative pair to plus_negates.
1661 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1663 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1665 * doc/install.texi (Configuration): Move description of
1666 --enable-lto, --with-libelf*, --enable-gold from Java section to
1669 * doc/generic.texi (Working with declarations)
1670 (Function Properties, C and C++ Trees): Fix typos.
1671 * doc/sourcebuild.texi (Top Level): Likewise.
1673 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1676 * tree.h (DECL_READ_P): Define.
1677 (struct tree_decl_common): Add decl_read_flag.
1678 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1679 a set but not used warning.
1680 (merge_decls): Merge DECL_READ_P flag.
1681 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1682 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1683 * c-common.c (handle_used_attribute, handle_unused_attribute):
1685 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1687 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1689 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1690 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1691 c_parser_binary_expression, c_parser_cast_expression,
1692 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1693 Call default_function_array_read_conversion instead of
1694 default_function_array_conversion where needed.
1695 (c_parser_unary_expression, c_parser_conditional_expression,
1696 c_parser_postfix_expression_after_primary, c_parser_initelt):
1697 Likewise. Call mark_exp_read where needed.
1698 (c_parser_statement_after_labels, c_parser_asm_operands,
1699 c_parser_typeof_specifier, c_parser_sizeof_expression,
1700 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1702 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1704 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1705 (warn_unused_but_set_parameter): Default to warn_unused
1707 * doc/invoke.texi: Document -Wunused-but-set-variable and
1708 -Wunused-but-set-parameter.
1710 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1711 used count variable.
1712 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1713 when operandN variables aren't used in the body of the expander
1715 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1716 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1717 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1718 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1719 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1720 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1721 * tree.c (PROCESS_ARG): Likewise.
1723 2010-04-07 Simon Baldwin <simonb@google.com>
1725 * diagnostic.h (diagnostic_override_option_index): New macro to
1726 set a diagnostic's option_index.
1727 * c-tree.h (c_cpp_error): Add warning reason argument.
1728 * opts.c (_warning_as_error_callback): New.
1729 (register_warning_as_error_callback): Store callback for
1730 warnings enabled via enable_warning_as_error.
1731 (enable_warning_as_error): Call callback, minor code tidy.
1732 * opts.h (register_warning_as_error_callback): Declare.
1733 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1734 response to -Werror=.
1735 (c_common_init_options): Register warning_as_error_callback in opts.c.
1736 * common.opt: Add -Wno-cpp option.
1737 * c-common.c (struct reason_option_codes_t): Map cpp warning
1738 reason codes to gcc option indexes.
1739 * (c_option_controlling_cpp_error): New function, lookup the gcc
1740 option index for a cpp warning reason code.
1741 * (c_cpp_error): Add warning reason argument, call
1742 c_option_controlling_cpp_error for diagnostic_override_option_index.
1743 * doc/invoke.texi: Document -Wno-cpp.
1745 2010-04-07 Richard Guenther <rguenther@suse.de>
1747 * ipa-reference.c (mark_load): Use get_base_address.
1748 (mark_store): Likewise.
1750 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1751 inserting GIMPLE_NOPs into the IL.
1752 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1753 Explicitly strip handled components and indirect references.
1755 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1756 folding address expressions.
1757 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1758 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1759 operand_equal_p to compare decls.
1760 (ptr_deref_may_alias_decl_p): Likewise.
1761 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1762 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1763 Handle reversed comparison ops.
1764 * tree-sra.c (asm_visit_addr): Use get_base_address.
1765 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1766 * ipa-reference.c (mark_address): Use get_base_address.
1768 2010-04-07 Richard Guenther <rguenther@suse.de>
1770 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1771 Propagate constants everywhere.
1773 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1776 * tree.c (MAX_INT_CACHED_PREC): Define.
1777 (nonstandard_integer_type_cache): New array.
1778 (build_nonstandard_integer_type): Cache results for precision
1779 <= MAX_INT_CACHED_PREC.
1781 2010-04-07 Richard Guenther <rguenther@suse.de>
1783 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1784 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1785 * common.opt: Likewise.
1786 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1787 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1788 (nonoverlapping_memrefs_p): Likewise.
1789 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1790 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1791 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1792 OPT_fargument_noalias_global for backward compatibility.
1794 2010-04-07 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/43270
1797 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1798 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1799 * tree-ssa-pre.c (phi_translate_1): Adjust.
1800 (fully_constant_expression): Split out vn_reference handling to ...
1801 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1802 Fold reads from constant strings.
1803 (vn_reference_lookup): Handle fully constant references.
1804 (vn_reference_lookup_pieces): Likewise.
1805 * Makefile.in (expmed.o-warn): Add -Wno-error.
1807 2010-04-07 Martin Jambor <mjambor@suse.cz>
1809 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1811 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1814 * gcc.c: Add -static-libstdc++ to list of recognized options.
1816 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1818 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1820 2010-04-07 Richard Guenther <rguenther@suse.de>
1823 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1824 bases build simple mem attributes to retain points-to information.
1826 2010-04-07 Richard Guenther <rguenther@suse.de>
1829 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1830 preserve points-to related information.
1832 2010-04-07 Richard Guenther <rguenther@suse.de>
1835 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1836 discard plain indirect references.
1837 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1838 * tree.c (tree_nop_conversion): Likewise.
1840 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1843 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1845 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1847 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1848 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1850 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1852 * tree-if-conv.c: Fix indentation and comments.
1854 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1856 * tree-if-conv.c: Sort static functions in topological order.
1858 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1860 * tree-if-conv.c: Fix indentation and comments.
1862 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1865 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1866 lang_hooks.types.type_for_size instead of
1867 build_nonstandard_integer_type.
1868 When converting an unsigned type to signed, double its precision.
1869 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1870 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1871 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1874 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1877 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1878 POINTER_PLUS_EXPR for pointer types.
1880 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1883 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1884 * graphite-clast-to-gimple.c: Include langhooks.h.
1885 (max_signed_precision_type): New.
1886 (max_precision_type): Takes two types as arguments.
1887 (precision_for_value): New.
1888 (precision_for_interval): New.
1889 (gcc_type_for_interval): New.
1890 (gcc_type_for_value): New.
1891 (gcc_type_for_clast_term): New.
1892 (gcc_type_for_clast_red): New.
1893 (gcc_type_for_clast_bin): New.
1894 (gcc_type_for_clast_expr): Split up into several functions.
1895 (gcc_type_for_clast_eq): Rewritten.
1896 (compute_bounds_for_level): New.
1897 (compute_type_for_level_1): New.
1898 (compute_type_for_level): New.
1899 (gcc_type_for_cloog_iv): Removed.
1900 (gcc_type_for_iv_of_clast_loop): Rewritten.
1901 (graphite_create_new_loop): Compute the lower and upper bound types
1902 with gcc_type_for_clast_expr.
1903 (graphite_create_new_loop_guard): Same.
1904 (find_cloog_iv_in_expr): Removed.
1905 (compute_cloog_iv_types_1): Removed.
1906 (compute_cloog_iv_types): Removed.
1907 (gloog): Do not call compute_cloog_iv_types.
1908 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1910 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1911 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1912 (GBB_CLOOG_IV_TYPES): Removed.
1914 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1916 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1917 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1918 (detect_commutative_reduction): Same.
1920 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1922 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1923 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1925 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1926 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1927 (rewrite_commutative_reductions_out_of_ssa): Same.
1928 * passes.c (execute_function_todo): Call verify_ssa for every pass
1929 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1930 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1931 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1932 with an extra argument.
1933 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1934 verify_ssa only when the extra argument is true.
1935 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1936 with an extra argument.
1937 (tree_transform_and_unroll_loop): Same.
1939 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1941 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1942 for all the passes of the LNO having LOOP_CLOSED_SSA.
1943 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1944 * tree-loop-distribution.c (pass_loop_distribution): Same.
1945 * tree-pass.h (TODO_verify_loops): Removed.
1946 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1948 (pass_tree_unswitch): Same.
1949 (pass_predcom): Same.
1950 (pass_vectorize): Same.
1951 (pass_linear_transform): Same.
1952 (pass_graphite_transforms): Same.
1953 (pass_iv_canon): Same.
1954 (pass_complete_unroll): Same.
1955 (pass_complete_unrolli): Same.
1956 (pass_parallelize_loops): Same.
1957 (pass_loop_prefetch): Same.
1958 (pass_iv_optimize): Same.
1960 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1963 * passes.c (init_optimization_passes): Move pass_lim before
1964 pass_copy_prop and pass_dce_loop.
1966 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1969 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1970 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1971 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1972 MULTI_* defines for 4 argument vpermil2p* builtins.
1974 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1977 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1978 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1979 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1980 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1981 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1982 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1983 Use x86_maybe_negate_const_int to output insn mnemonic.
1984 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1985 check from instruction predicate. Update comments.
1986 * config/i386/sync.md (sync_add<mode>): Use
1987 x86_maybe_negate_const_int to output insn mnemonic.
1989 2010-04-06 Jan Hubicka <jh@suse.cz>
1991 PR tree-optimization/42906
1992 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1993 IGNORE_SELF argument. Set visited_control_parents for fully
1995 (find_obviously_necessary_stmts): Update call of
1996 mark_control_dependent_edges_necessary.
1997 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1999 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2001 * config/i386/i386.md: Remove comment about 'e' and 'E'
2004 2010-04-06 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/43627
2007 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2008 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2011 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2013 * BASE-VER: Change to 4.6.0.
2016 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2019 2010-04-06 Richard Guenther <rguenther@suse.de>
2022 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2024 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2026 * doc/invoke.texi (Optimize Options): Document that LTO
2027 won't remove object access purely due to incompatible
2030 2010-04-04 Matthias Klose <doko@ubuntu.com>
2032 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2033 Initialize variable.
2035 2010-04-03 Richard Guenther <rguenther@suse.de>
2038 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2039 require a non-NULL MEM_OFFSET.
2041 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2043 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2044 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2045 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2046 config/alpha/predicates.md, config/arm/arm.md,
2047 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2048 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2049 config/darwin9.h, config/darwin.c, config/darwin.h,
2050 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2051 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2052 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2053 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2054 config/mips/mips.md, config/mn10300/mn10300.c,
2055 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2056 config/rs6000/aix.h, config/rs6000/dfp.md,
2057 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2058 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2059 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2060 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2061 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2062 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2063 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2064 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2065 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2066 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2067 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2068 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2069 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2070 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2071 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2072 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2073 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2074 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2075 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2076 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2077 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2078 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2079 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2080 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2081 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2082 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2083 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2084 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2085 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2086 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2087 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2088 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2089 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2090 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2091 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2092 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2094 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2097 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2098 * aclocal.m4: Regenerate.
2100 2010-04-02 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/43629
2103 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2104 if we have seen a constant value.
2106 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2108 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2110 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2113 * arm.c (legitimize_tls_address): Adjust call to
2114 gen_tls_load_dot_plus_four.
2115 (arm_note_pic_base): New function.
2116 (arm_cannot_copy_insn_p): Use it.
2117 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2120 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2125 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2127 * Makefile.in ($(out_object_file)): Depend on
2128 gt-$(basename $(notdir $(out_file))).h.
2130 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2132 * config.gcc (lm32-*-rtems*): Add t-lm32.
2134 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2136 * config.gcc: Add lm32-*-rtems*.
2137 * config/lm32/rtems.h: New file.
2139 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2142 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2144 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2146 * dwarf2out.c (output_compilation_unit_header): For
2147 -gdwarf-4 use version 4 instead of version 3.
2148 (output_line_info): For version 4 and above emit additional
2149 maximum ops per insn header field.
2150 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2152 * dwarf2out.c (is_c_family, is_java): Remove.
2153 (lower_bound_default): New function.
2154 (add_bound_info, gen_descr_array_type_die): Use it.
2156 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2159 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2160 re-declaration when it happens in a function.
2162 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2164 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2165 (cgraph_remove_function_insertion_hook): Same.
2166 (cgraph_call_function_insertion_hooks): Same.
2168 2010-04-01 Richard Guenther <rguenther@suse.de>
2171 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2172 and TREE_THIS_VOLATILE.
2173 (copy_ref_info): Likewise.
2174 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2175 * tree.c (build6_stat): Ignore side-effects of all but arg5
2176 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2179 2010-04-01 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/43607
2182 * ipa-type-escape.c (check_call): Do not access non-existing
2185 2010-04-01 Richard Guenther <rguenther@suse.de>
2189 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2190 Jack Howarth <howarth@bromo.med.uc.edu>
2192 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2195 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2197 * doc/install.texi (Prerequisites): Document libelf usability on
2198 IRIX 5/6 and Solaris 2.
2199 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2200 Update GNU as, GNU ld requirements.
2201 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2202 Document Sun Studio compiler download.
2203 Update and simplify as, ld recommendations.
2204 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2206 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2208 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2209 with_tune_32 to pentium4.
2211 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2213 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2215 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2217 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2218 obsoletion, removal.
2220 Document GNU as requirement.
2221 Update configure requirements.
2222 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2223 Recomment IRIX 6.5.18+.
2224 Document IDF/IDL requirement.
2225 Document GNU as requirement.
2226 Document GNU ld bootstrap failure.
2227 Remove freeware.sgi.com reference.
2229 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2232 UNIX V4.0, V5.0 obsoletion, removal.
2233 Remove --with-gc=simple reference.
2234 Update VM requirements during bootstrap.
2235 Remove -oldas bootstrap description.
2236 Update binutils reference.
2237 Remove comparison failure note.
2239 2010-03-31 Richard Guenther <rguenther@suse.de>
2240 Zdenek Dvorak <ook@ucw.cz>
2241 Sebastian Pop <sebastian.pop@amd.com>
2244 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2245 with multiple arguments.
2246 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2248 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2250 * graphite-dependences.c (print_pddr): Call print_pdr with an
2252 * graphite-poly.c (debug_pdr): Add an extra argument for the
2255 (print_pbb_domain): Same.
2257 (print_scop_context): Same.
2259 (print_cloog): Same.
2260 (debug_pbb_domain): Same.
2264 (debug_scop_context): Same.
2266 (debug_cloog): Same.
2267 (print_scop_params): Same.
2268 (debug_scop_params): Same.
2269 (print_iteration_domain): Same.
2270 (print_iteration_domains): Same.
2271 (debug_iteration_domain): Same.
2272 (debug_iteration_domains): Same.
2273 (print_scattering_function): Same.
2274 (print_scattering_functions): Same.
2275 (debug_scattering_function): Same.
2276 (debug_scattering_functions): Same.
2277 * graphite-poly.h (debug_pdr): Update declaration.
2279 (print_pbb_domain): Same.
2281 (print_scop_context): Same.
2283 (print_cloog): Same.
2284 (debug_pbb_domain): Same.
2288 (debug_scop_context): Same.
2290 (debug_cloog): Same.
2291 (print_scop_params): Same.
2292 (debug_scop_params): Same.
2293 (print_iteration_domain): Same.
2294 (print_iteration_domains): Same.
2295 (debug_iteration_domain): Same.
2296 (debug_iteration_domains): Same.
2297 (print_scattering_function): Same.
2298 (print_scattering_functions): Same.
2299 (debug_scattering_function): Same.
2300 (debug_scattering_functions): Same.
2302 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2304 * graphite-poly.c (print_scattering_function_1): New.
2305 (print_scattering_function): Call it.
2306 (print_scop_params): Remove spaces at the end of lines.
2309 * graphite-poly.h (print_cloog): Declared.
2310 (debug_cloog): Declared.
2312 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2314 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2316 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2317 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2318 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2319 to switch between adding the IV bump in loop->latch or in loop->header.
2321 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2323 * graphite-poly.c (print_scattering_function): Pretty print following
2326 (print_pbb_domain): Same.
2327 (dump_gbb_cases): Same.
2328 (dump_gbb_conditions): Same.
2331 (print_scop_params): Same.
2332 (print_scop_context): Same.
2334 (print_pbb_body): New.
2335 (lst_indent_to): New.
2336 (print_lst): Start new lines with a #.
2337 * graphite-poly.h (pbb_bb): New.
2338 (pbb_index): Use pbb_bb.
2339 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2341 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2343 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2345 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2346 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2347 and 0 instead of 1 for dw_val_class_flag.
2348 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2349 dw_val_class_range_list, dw_val_class_loc_list,
2350 dw_val_class_lineptr and dw_val_class_macptr, use
2351 DW_FORM_flag_present for dw_val_class_flag and
2352 DW_FORM_exprloc for dw_val_class_loc.
2353 (output_die): For -gdwarf-4 print dw_val_class_loc
2354 size as uleb128 instead of 1 or 2 bytes and don't print
2355 anything for dw_val_class_flag.
2357 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2358 instead of cselib_lookup following by tweaking locs->setting_insn.
2361 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2362 even before returning from label, setjmp call or volatile asm
2365 2010-03-31 Richard Guenther <rguenther@suse.de>
2368 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2369 temporary data on stack.
2371 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2373 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2374 (PUSHSECTION_ASM_OP): Remove.
2375 (POPSECTION_ASM_OP): Remove.
2376 (PUSHSECTION_FORMAT): Remove.
2377 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2378 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2379 * config/sol2.c (solaris_output_init_fini): Use it.
2381 2010-03-31 Jie Zhang <jie@codesourcery.com>
2384 * opt-functions.awk (var_type_struct): Use signed char type
2385 for simple variables.
2387 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2389 * config/sol2.c: Include output.h.
2390 (solaris_assemble_visibility): New function.
2391 * config/t-sol2 (sol2.o): Add output.h dependency.
2392 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2393 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2396 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2399 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2400 V2SImode or XFmode on PRE_DEC.
2403 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2406 2010-03-31 Jie Zhang <jie@codesourcery.com>
2409 * reload.h (caller_save_initialized_p): Declare.
2410 * toplev.c (backend_init_target): Don't call
2411 init_caller_save but set caller_save_initialized_p to false.
2412 * caller-save.c (caller_save_initialized_p): Define.
2413 (init_caller_save): Check caller_save_initialized_p.
2414 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2416 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2419 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2420 and soft-fp/t-softfp to tmake_file.
2421 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2422 (LIBGCC2_TF_CEXT): Define.
2425 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2428 * cselib.c (n_useless_values): Document handling of debug locs.
2429 (n_useless_debug_values, n_debug_values): New variables.
2430 (new_elt_loc_list): Don't add to debug values, keep count.
2431 (promote_debug_loc): New.
2432 (cselib_reset_table): Zero new variables.
2433 (entry_and_rtx_equal_p): Promote debug locs.
2434 (discard_useless_locs): Increment n_useless_debug_values for
2436 (remove_useless_values): Adjust n_useless_values and n_debug_values
2437 with n_useless_debug_values.
2438 (add_mem_for_addr): Promote debug locs.
2439 (cselib_lookup_mem): Likewise.
2440 (cselib_lookup_addr): Renamed to...
2441 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2442 (cselib_log_lookup): ... this. Turn into...
2443 (cselib_lookup_addr): ... new wrapper.
2444 (cselib_lookup_from_insn): New.
2445 (cselib_invalidate_regno): Increment n_useless_debug_values for
2447 (cselib_invalidate_mem): Likewise.
2448 (cselib_process_insn): Take n_deleted and n_debug_values into
2449 account to guard remove_useless_value call.
2450 (cselib_finish): Zero n_useless_debug_values.
2451 * cselib.h (cselib_lookup_from_insn): Declare.
2452 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2453 (sched_analyze_2): Likewise.
2455 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2457 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2459 (adjust_mems): Replace narrowing SUBREG of expression containing
2460 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2461 with operations in the narrower mode.
2464 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2465 regs_invalidated_by_call instead all call_used_reg_set registers.
2467 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2470 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2471 pointer comparisons with types_compatible_p.
2472 * tree-vect-stmts.c (vectorizable_call): Same.
2473 (vectorizable_condition): Same.
2475 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2477 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2478 stack check if the mask would be zero.
2480 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2481 Jack Howarth <howarth@bromo.med.uc.edu>
2483 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2486 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2489 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2491 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2492 Include ___unordxf2 and ___unordtf2.
2493 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2496 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2498 * config/lm32/t-lm32: New file.
2499 * config.gcc: Use the above file when targetting lm32.
2501 2010-03-28 Duncan Sands <baldrick@free.fr>
2503 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2505 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2508 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2509 Improve vectorization cost model diagnostic.
2511 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2514 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2515 compute_data_dependences_for_loop returns false, early exit
2516 and output an extra diagnostic for the failed data reference
2519 2010-03-29 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/43560
2522 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2523 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2525 2010-03-29 Jie Zhang <jie@codesourcery.com>
2528 * toplev.c (process_options): Set optimization_default_node
2529 and optimization_current_node.
2530 * opts.c (decode_options): Don't set optimization_default_node
2531 and optimization_current_node.
2533 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2535 * config/rtems.h: Abandon -qrtems_debug.
2537 2010-03-28 Jan Hubicka <jh@suse.cz>
2539 PR tree-optimization/43505
2540 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2541 map should not be copied.
2543 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2546 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2547 cdtors, set DECL_PRESERVE_P.
2548 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2551 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2553 PR tree-optimization/43528
2554 * stor-layout.c (place_field): Check that constant fits into
2555 unsigned HWI when skipping calculation of MS bitfield layout.
2557 2010-03-27 Jan Hubicka <jh@suse.cz>
2560 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2561 notice_global_symbol work.
2563 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2565 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2566 instead of dwarf2out_decl.
2567 (struct var_loc_node): Remove section_label field.
2568 (dwarf2out_function_decl): New function.
2569 (dwarf2out_var_location): Don't set section_label field.
2570 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2572 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2574 PR tree-optimization/43544
2575 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2576 First argument for builtin vectorized function hook is now a
2577 tree to be able to distinguish between machine specific and
2579 * targhooks.c (default_builtin_vectorized_function): Ditto.
2580 * targhooks.h (default_builtin_vectorized_function): Ditto.
2581 * target.h (struct gcc_target): Ditto.
2582 * tree-vect-stmts.c (vectorizable_function): Ditto.
2583 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2584 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2587 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2590 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2591 nested binding iff it is a FUNCTION_DECL.
2592 (store_parm_decls_newstyle): Pass nested=true to bind for
2593 FUNCTION_DECLs amongst parameters.
2595 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2597 * var-tracking.c (vt_expand_loc_callback): Don't run
2598 cselib_expand_value_rtx_cb in dummy mode if
2599 cselib_dummy_expand_value_rtx_cb returned false.
2601 * var-tracking.c (emit_note_insn_var_location): For one part
2602 notes with offset 0, don't add EXPR_LIST around the location.
2603 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2604 add_location_or_const_value_attribute): Adjust for that change.
2607 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2608 into first operand and location into second.
2609 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2610 dw_cfi_oprnd_loc for DW_CFA_expression.
2611 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2612 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2613 assume first argument is regnum and second argument is location.
2615 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2618 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2619 of scratch register to DImode. Split to DImode comparison operator.
2620 Use SImode subreg of scratch register in the multiplication.
2621 (*cmp_sadd_sidi): Ditto.
2622 (*cmp_ssub_si): Ditto.
2623 (*cmp_ssub_sidi): Ditto.
2625 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2629 Remove invalid assert and wrong comment.
2631 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2634 * flags.h (final_insns_dump_p): New extern.
2635 * final.c (final_insns_dump_p): New variable.
2636 (rest_of_clean_state): Set it before -fdump-final-insns=
2637 dumping, clear afterwards.
2638 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2639 MEM_ALIAS_SET on MEMs.
2641 2010-03-26 David S. Miller <davem@davemloft.net>
2643 * configure.ac: Fix sparc GOTDATA_OP bug check.
2644 * configure: Rebuild.
2646 2010-03-26 Alan Modra <amodra@gmail.com>
2648 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2650 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2652 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2653 TLS_SECTION_ASM_FLAG.
2655 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2658 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2659 Clear first_function_block_is_cold.
2662 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2663 argument if the argument is truth_value_p.
2665 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2667 * config/rs6000/constraints.md: Update copyright year for my changes.
2670 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2671 used in reg+reg addressing, swap registers.
2673 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2676 * target.h (struct gcc_target): Add code_end hook.
2677 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2679 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2680 * toplev.c (compile_file): Call targetm.asm_out.code_end
2681 hook before unwind info/debug info output.
2682 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2683 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2684 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2685 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2686 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2687 * config/i386/i386.c (ix86_file_end): Renamed to...
2688 (ix86_code_end): ... this. Make static. Don't call
2689 file_end_indicate_exec_stack. Emit unwind info using
2690 final_start_function/final_end_function.
2691 (darwin_x86_file_end): Remove.
2692 (TARGET_ASM_CODE_END): Define.
2693 * config/i386/i386.h (TARGET_ASM_FILE_END,
2694 NEED_INDICATE_EXEC_STACK): Don't define.
2695 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2696 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2697 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2698 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2701 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2702 at the beginning and final_end_function at the end.
2703 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2705 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2707 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2708 and Sun as TLS syntax.
2709 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2710 * configure: Regenerate.
2711 * config.in: Regenerate.
2712 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2713 (default_elf_asm_named_section): Use it.
2714 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2715 (i386_output_dwarf_dtprel): Likewise.
2716 (output_addr_const_extra): Likewise.
2717 (output_pic_addr_const): Lowercase @GOTTPOFF.
2718 (output_addr_const_extra): Likewise.
2719 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2720 (output_addr_const_extra): Likewise.
2721 (output_pic_addr_const): Lowercase @INDNTPOFF.
2722 (output_addr_const_extra): Likewise.
2723 (output_pic_addr_const): Lowercase @NTPOFF.
2724 (output_addr_const_extra): Likewise.
2725 (output_pic_addr_const): Lowercase @TPOFF.
2726 (output_addr_const_extra): Likewise.
2727 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2728 (*tls_global_dynamic_64): Likewise.
2729 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2730 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2732 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2733 (ASM_OUTPUT_TLS_COMMON): Use it.
2734 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2737 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2738 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2739 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2740 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2741 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2742 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2744 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2746 * config/i386/i386.c (override_options): Don't accept
2747 -mtls-dialect=sun any longer.
2748 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2749 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2750 (*tls_local_dynamic_base_32_sun): Likewise.
2751 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2753 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2756 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2757 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2760 * ira.c (adjust_cleared_regs): New function.
2761 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2765 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2767 * expr.c (expand_expr_real): Restore previous
2768 curr_insn_source_location and curr_insn_block after
2769 expand_expr_real_1 call.
2770 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2771 instead of expand_expr_real_1.
2773 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2775 PR rtl-optimization/43413
2776 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2779 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2782 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2783 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2785 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/i386.c (ix86_target_string): Add -mfma.
2788 Fix a typo in comment.
2790 2010-03-22 Mike Stump <mikestump@comcast.net>
2793 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2794 Don't overly align based upon packed packed fields.
2796 2010-03-22 Jason Merrill <jason@redhat.com>
2798 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2799 Use () rather than [], and move before the element type.
2801 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2803 * doc/configfiles.texi (Configuration Files): Removed
2804 fixinc/Makefile*, intl/Makefile.*.
2805 * doc/makefile.texi: Fixed markup. Abstract from version
2806 control system used.
2807 (Makefile): Removed obsolete gcc/java/parse.y example.
2808 * doc/sourcebuild.texi: Likewise.
2809 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2810 libgomp, libssp. Removed fastjar.
2811 (Miscellaneous Docs): Clarify location.
2812 Added COPYING3, COPYING3.LIB.
2813 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2815 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2818 * config/i386/i386.c (x86_function_profiler)
2819 [!NO_PROFILE_COUNTERS]: Fix typo.
2820 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2823 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2824 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2826 * doc/sourcebuild.texi (Test Directives): Split into six
2827 subsections, with most of the current text in new subsections
2828 Directives, Selectors, and Final Actions.
2829 (Directives): Split list of test directives into multiple
2831 (Selectors): Describe use and syntax of selectors.
2832 (Effective-Target Keywords): Describe all existing keywords.
2833 (Add Options): Describe features for dg-add-options.
2834 (Require Support): Describe variants of dg-require-support.
2835 (Final Actions): Describe commands to use in dg-final.
2837 2010-03-22 Michael Matz <matz@suse.de>
2840 * recog.c (validate_replace_rtx_group): Replace also in
2841 REG_EQUAL and REG_EQUIV notes.
2843 2010-03-22 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/43390
2846 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2847 sure vector extracts are type correct.
2849 2010-03-22 Richard Guenther <rguenther@suse.de>
2852 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2853 x * sqrt (x) even when optimizing for size if the target
2854 has native support for sqrt.
2856 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2858 * varasm.c (make_decl_rtl_for_debug): Also clear
2859 flag_mudflap for the duration of make_decl_rtl call.
2862 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2863 locs from preserved VALUEs.
2865 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2868 * pa.md (movmemsi): Set align to one if zero.
2869 (movmemdi): Likewise.
2871 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2874 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2875 with their corresponding prologue pushes.
2877 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2880 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2881 at the begining or end.
2882 (spu_expand_epilogue): Likewise.
2884 2010-03-20 Richard Guenther <rguenther@suse.de>
2886 PR rtl-optimization/43438
2887 * combine.c (make_extraction): Properly zero-/sign-extend an
2888 extraction of the low part of a CONST_INT. Also handle
2891 2010-03-19 Mike Stump <mikestump@comcast.net>
2893 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2894 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2895 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2897 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2900 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2903 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2905 PR rtl-optimization/42258
2906 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2907 use that may match DEF.
2910 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2911 the cost of loading the constant rather than assuming
2913 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2914 outer code is AND, do the same tests as the andsi3 expander and
2915 return COSTS_N_INSNS (1) if and is cheap.
2917 * optabs.c (avoid_expensive_constant): Fix formatting.
2919 2010-03-19 Michael Matz <matz@suse.de>
2922 * attribs.c (decl_attributes): When rebuilding a function pointer
2923 type use the same qualifiers as the original pointer type.
2925 2010-03-19 Martin Jambor <mjambor@suse.cz>
2927 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2928 and is_gimple_ip_invariant_address.
2930 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2933 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2935 * config/arm/arm.c (arm_override_options): Turn off
2936 flag_dwarf2_cfi_asm for AAPCS variants.
2938 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2941 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2942 Use PRE_MODIFY instead of PRE_DEC.
2943 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2944 (vfp_emit_fstmd): Likewise.
2946 2010-03-19 Michael Matz <matz@suse.de>
2949 * builtins.c (expand_builtin_interclass_mathfn,
2950 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2953 2010-03-19 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/43415
2956 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2957 (phi_translate_1): ... this.
2958 (phi_translate): Move all caching here. Cache all NARY
2959 and REFERENCE translations.
2961 2010-03-19 David S. Miller <davem@davemloft.net>
2963 With help from Eric Botcazou.
2964 * config/sparc/sparc.c: Include dwarf2out.h.
2965 (emit_pic_helper): Delete.
2966 (pic_helper_symbol_name): Delete.
2967 (pic_helper_emitted_p): Delete.
2968 (pic_helper_needed): New.
2969 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2970 (get_pc_thunk_name): New.
2971 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2972 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2973 Set pic_helper_needed to true. Don't call emit_pic_helper.
2974 (sparc_expand_prologue): Update load_pic_register call.
2975 (sparc_output_mi_thunk): Likewise.
2976 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2977 thunk if possible. Output CFI information as needed.
2979 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2980 Jack Howarth <howarth@bromo.med.uc.edu>
2983 * config/i386/i386.h: Fix ABI on darwin x86-32.
2985 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2987 * tree.h: Declare make_decl_rtl_for_debug.
2988 * varasm.c (make_decl_rtl_for_debug): New.
2989 * dwarf2out.c (rtl_for_decl_location): Call it.
2990 * cfgexpand.c (expand_debug_expr): Call it.
2992 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2995 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2999 * var-tracking.c (vt_init_cfa_base): Do nothing if
3000 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3002 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3005 * var-tracking.c (canonicalize_vars_star): New.
3006 (dataflow_post_merge_adjust): Use it.
3008 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3011 * var-tracking.c (non_suitable_const): New function.
3012 (add_uses): For DEBUG_INSNs with constants, don't record any
3013 value, instead just the constant value itself.
3014 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3015 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3016 (emit_notes_in_bb): Likewise.
3017 (emit_note_insn_var_location): For onepart variables if
3018 cur_loc is a VOIDmode constant, use DECL_MODE.
3020 2010-03-18 Martin Jambor <mjambor@suse.cz>
3023 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3024 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3025 all non-clones. Moved call redirection...
3026 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3027 (cgraph_materialize_all_clones): Dispose of all
3028 combined_args_to_skip bitmaps.
3029 (verify_cgraph_node): Do not check for edges pointing to wrong
3030 nodes in inline clones.
3031 * tree-inline.c (copy_bb): Call
3032 cgraph_redirect_edge_call_stmt_to_callee.
3033 * ipa.c (cgraph_remove_unreachable_nodes): Call
3034 cgraph_node_remove_callees even when there are used clones.
3036 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3040 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3043 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3046 2010-03-18 Michael Matz <matz@suse.de>
3049 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3050 into sqrt(x) if we need to preserve signed zeros.
3052 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3053 Eric Botcazou <ebotcazou@adacore.com>
3055 PR rtl-optimization/43360
3056 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3057 note if we don't know its invariant status.
3059 2010-03-18 Michael Matz <matz@suse.de>
3061 PR tree-optimization/43402
3062 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3063 PHI chains of ssa names registered for update.
3065 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3068 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3069 non-offsettable and pre_modify update addressing.
3070 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3071 and "2" alternatives "#".
3072 (*movdd_softfloat32): Make all alternatives "#";
3073 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3074 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3075 (*movdf_softfloat32): Make all alternatives "#";
3076 (movdi): Use the new DIFD mode iterator to create a common splitter
3077 for movdi, movdf and movdd patterns.
3079 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3081 * common.opt (dumpdir): Remove redundant tab.
3083 2010-03-17 Martin Jambor <mjambor@suse.cz>
3085 PR tree-optimization/43347
3086 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3087 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3089 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3091 PR rtl-optimization/42216
3092 * regrename.c (create_new_chain): New function, broken out from...
3093 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3094 appending a use to an empty chain.
3095 (build_def_use): Remove previous changes that convert OP_INOUT to
3096 OP_OUT operands; instead detect the case where an OP_INOUT operand
3097 uses a previously untracked register and create an empty chain for it.
3099 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3101 * doc/extend.texi (Function Attributes): Rewrite unfinished
3102 sentence in ms_abi documentation.
3104 2010-03-17 Alan Modra <amodra@gmail.com>
3106 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3107 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3108 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3109 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3111 2010-03-16 Richard Henderson <rth@redhat.com>
3114 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3115 (lower_try_finally): Save and restore eh_seq around the expansion
3118 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3120 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3121 statements before splitting block.
3123 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3125 * doc/sourcebuild.texi (Testsuites): Fix markup.
3126 Use pathnames relative to gcc/testsuite.
3127 (Test Directives): Move description of how timeout is determined.
3128 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3129 (C Tests): Correct gcc.misc-tests directory.
3130 Framework tests now live in gcc.test-framework.
3132 2010-03-16 Richard Guenther <rguenther@suse.de>
3135 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3136 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3138 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3139 Alexandre Oliva <aoliva@redhat.com>
3141 PR tree-optimization/42917
3142 * lambda-code.c (remove_iv): Skip debug statements.
3143 (lambda_loopnest_to_gcc_loopnest): Likewise.
3144 (not_interesting_stmt): Debug statements are not interesting.
3146 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3150 * cselib.c (cselib_preserve_constants,
3151 cfa_base_preserved_val): New static variables.
3152 (preserve_only_constants): New function.
3153 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3154 clear its REG_VALUES. If cselib_preserve_constants, don't
3155 empty the whole hash table, but preserve there VALUEs with constants,
3156 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3157 (cselib_preserve_cfa_base_value): New function.
3158 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3159 (cselib_init): Change argument to int bitfield. Set
3160 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3162 (cselib_finish): Clear cselib_preserve_constants and
3163 cfa_base_preserved_val.
3164 * cselib.h (enum cselib_record_what): New enum.
3165 (cselib_init): Change argument to int.
3166 (cselib_preserve_cfa_base_value): New prototype.
3167 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3168 * dse.c (dse_step1): Likewise.
3169 * cfgcleanup.c (thread_jump): Likewise.
3170 * sched-deps.c (sched_analyze): Likewise.
3171 * gcse.c (local_cprop_pass): Likewise.
3172 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3173 If FN is non-NULL, call the callback always and whenever it returns
3174 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3175 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3176 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3177 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3178 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3179 * var-tracking.c: Include recog.h.
3180 (bb_stack_adjust_offset): Remove.
3181 (vt_stack_adjustments): Don't call it, instead just gather the
3182 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3183 (adjust_stack_reference): Remove.
3184 (compute_cfa_pointer): New function.
3185 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3186 (struct adjust_mem_data): New type.
3187 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3189 (get_address_mode): New function.
3190 (replace_expr_with_values): Use it.
3191 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3192 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3193 (adjust_sets): Remove.
3194 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3195 Use get_address_mode.
3196 (get_adjusted_src): Remove.
3197 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3198 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3199 (add_with_sets): Don't call adjust_sets.
3200 (fp_setter, vt_init_cfa_base): New functions.
3201 (vt_initialize): Change return type to bool. Move most of pool etc.
3202 initialization to the beginning of the function from end. Pass
3203 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3204 If !frame_pointer_needed, call vt_stack_adjustment before mos
3205 vector is filled, call vt_init_cfa_base if argp/framep has been
3206 eliminated to sp. If frame_pointer_needed and argp/framep has
3207 been eliminated to hard frame pointer, set
3208 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3209 encountering fp setter in the prologue. For MO_ADJUST, call
3210 log_op_type before pusing the op into mos vector, not afterwards.
3211 Call adjust_insn before cselib_process_insn/add_with_sets,
3212 call cancel_changes (0) afterwards.
3213 (variable_tracking_main_1): Adjust for vt_initialize calling
3214 vt_stack_adjustments and returning whether it succeeded or not.
3216 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3218 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3221 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3223 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3225 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3226 drap_reg has not been set.
3228 2010-03-15 Michael Matz <matz@suse.de>
3231 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3232 use it to expand block copies.
3233 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3234 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3235 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3237 2010-03-15 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/43367
3240 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3243 2010-03-15 Richard Guenther <rguenther@suse.de>
3245 PR tree-optimization/43317
3246 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3248 2010-03-15 Martin Jambor <mjambor@suse.cz>
3250 PR tree-optimization/43141
3251 * tree-sra.c (create_abstract_origin): New function.
3252 (modify_function): Call create_abstract_origin.
3254 2010-03-15 Chris Demetriou <cgd@google.com>
3256 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3259 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3262 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3263 call insert_out_of_ssa_copy for default definitions.
3265 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3267 * graphite-clast-to-gimple.c (my_long_long): Defined.
3268 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3269 * graphite-sese-to-poly.c (my_long_long): Defined.
3270 (scop_ivs_can_be_represented): Use it.
3272 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3274 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3275 graphite-max-bbs-per-function, and loop-block-tile-size.
3276 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3278 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3280 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3282 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3283 forward declaration.
3284 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3285 (add_upper_bounds_from_estimated_nit): New.
3286 (build_loop_iteration_domains): Use it.
3288 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3290 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3292 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3295 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3296 should be an INTEGER_CST. Also handle CASE_CONVERT.
3298 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3300 * graphite.c (graphite_initialize): To bound the number of bbs per
3301 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3302 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3303 * doc/invoke.texi: Document it.
3305 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3307 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3308 * graphite-sese-to-poly.h (build_poly_scop): Same.
3310 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3312 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3313 the number of parameters in the scop. Use as an upper bound
3314 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3315 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3316 * doc/invoke.texi: Document it.
3318 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3320 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3321 * doc/c-tree.texi: Remove.
3322 * doc/generic.texi: Merge c-tree.texi here.
3323 * doc/gccint.texi (Trees): Remove menu entry.
3324 (c-tree.texi): Remove @include.
3325 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3326 * doc/languages.texi (Reading RTL): Ditto.
3328 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3331 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3333 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3336 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3337 code added to work around reload clobbering CONST insns.
3339 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3341 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3342 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3343 (cselib_preserve_only_values): Remove retain argument, don't
3344 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3345 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3346 * var-tracking.c (micro_operation): Move insn field before union.
3347 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3348 (struct variable_tracking_info_def): Remove n_mos field, change
3349 mos into a vector of micro_operations.
3350 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3351 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3352 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3353 changing into a vector.
3354 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3355 come before all other uops generated by add_stores.
3356 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3358 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3359 a vector. Run just one pass over the bbs instead of separate counting
3360 and computation phase.
3361 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3364 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3365 into *nonlocalized_list vector.
3366 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3367 even if origin is non-NULL.
3368 (gen_variable_die): Likewise.
3369 (process_scope_var): Don't change origin.
3370 (gen_decl_die): Likewise.
3371 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3372 before adding new edges instead of after it, fix moving over
3375 2010-03-11 David S. Miller <davem@davemloft.net>
3377 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3379 * configure: Rebuild.
3381 2010-03-11 Martin Jambor <mjambor@suse.cz>
3383 PR tree-optimization/43257
3384 * tree.c (assign_assembler_name_if_neeeded): New function.
3385 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3387 * tree.h (assign_assembler_name_if_neeeded): Declare.
3388 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3389 the function if needed.
3391 2010-03-11 Chris Demetriou <cgd@google.com>
3393 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3394 include/stdint-gcc.h, and include/stdint.h world-readable.
3396 2010-03-11 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/43255
3399 * tree-vrp.c (process_assert_insertions_for): Do not insert
3400 asserts for trivial conditions.
3402 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3404 PR tree-optimization/43280
3405 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3406 generation. Move calculation of size out of the if branch.
3407 (find_bswap): Modify compare number generation.
3409 2010-03-11 Richard Guenther <rguenther@suse.de>
3412 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3413 (input_gimple_stmt): Fixup handled component types during
3414 operand read. Also fix up decls in ADDR_EXPRs.
3416 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3418 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3419 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3421 2010-03-10 Jan Hubicka <jh@suse.cz>
3424 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3425 * varasm.c (get_variable_section): Don't do that here...
3426 (make_decl_rtl): ... and here.
3427 (do_assemble_alias): Produce decl RTL.
3428 (assemble_alias): Likewise.
3430 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3433 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3434 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3436 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3437 (based_loc_descr): Only express drap or vdrap regno based expressions
3438 using DW_OP_fbreg when not optimizing.
3439 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3440 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3441 REG_CFA_SET_VDRAP note.
3443 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3445 PR tree-optimization/43236
3446 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3447 error in calculation of base address in reverse iteration case.
3448 (generate_builtin): Take number of latch executions if the statement
3451 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3454 * tree-eh.c: Include pointer-set.h.
3455 (lower_eh_dispatch): Filter out duplicate case labels and
3456 remove the unneeded edge when the label is unused. Return
3457 true when some edges are removed.
3458 (execute_lower_eh_dispatch): When any lowering resulted in
3459 removing an edge, also delete unreachable blocks.
3461 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3464 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3465 UNSPEC_MACHOPIC_OFFSET.
3467 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3470 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3471 (m68k_delegitimize_address): New function.
3473 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3476 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3479 * var-tracking.c (adjust_sets): New function.
3480 (count_with_sets, add_with_sets): Use it.
3481 (get_adjusted_src): New inline function.
3482 (add_stores): Use it.
3485 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3486 call cselib_dummy_expand_value_rtx_cb instead of
3487 cselib_expand_value_rtx_cb.
3490 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3491 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3492 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3493 and .cfi_endproc around the pic thunks.
3494 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3495 all queued unwind info register saves are saved before the call.
3496 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3497 considered as sp-=4 for unwind info and the pop as sp+=4 which
3498 also clobbers dest, but doesn't actually restore it.
3501 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3502 RTX_FRAME_RELATED_P.
3504 2010-03-09 Jie Zhang <jie@codesourcery.com>
3506 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3507 whitespaces in output template.
3509 2010-03-09 Jie Zhang <jie@codesourcery.com>
3511 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3514 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3516 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3517 builtins.exp in a separate job.
3519 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3521 * graphite-sese-to-poly.c (add_param_constraints): Use
3522 lower_bound_in_type and upper_bound_in_type.
3524 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3526 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3527 instead of unsigned_type_node.
3529 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3530 Reza Yazdani <reza.yazdani@amd.com>
3533 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3534 on pointer type parameters.
3536 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3540 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3541 handle conversions from pointer to integers.
3542 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3543 induction variable, to be able to work with code generated by CLooG.
3544 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3545 (build_poly_scop): Bail out if we cannot codegen a loop.
3547 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3549 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3550 code generation with gloog_error.
3552 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3554 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3555 Call fold_convert on all the returned values.
3556 (expand_scalar_variables_expr): Pass to
3557 expand_scalar_variables_ssa_name the type of the resulting expression.
3559 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3561 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3562 ppl_min_for_le_pointset.
3563 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3564 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3566 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3568 * graphite-dependences.c (map_into_dep_poly): Removed.
3569 (dependence_polyhedron_1): Use combine_context_id_scat.
3571 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3573 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3574 (struct poly_bb): Same.
3575 (combine_context_id_scat): New.
3577 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3580 * sese.c (name_defined_in_loop_p): Return false for default
3583 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3585 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3586 and clean up the logic.
3588 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3590 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3593 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3595 * var-tracking.c (remove_cselib_value_chains): Define only for
3597 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3598 delete_slot_part, emit_notes_for_differences_1): Don't call
3599 remove_cselib_value_chains here.
3600 (set_slot_part, emit_notes_for_differences_2): Don't call
3601 add_cselib_value_chains here.
3602 (preserved_values): New vector.
3603 (preserve_value): New function.
3604 (add_uses, add_stores, vt_add_function_parameters): Use it
3605 instead of cselib_preserve_value.
3606 (changed_values_stack): New vector.
3607 (check_changed_vars_0): New function.
3608 (check_changed_vars_1, check_changed_vars_2): Use it.
3609 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3610 changed_values_stack VALUEs.
3611 (vt_emit_notes): For all preserved_values call
3612 add_cselib_value_chains. If ENABLE_CHECKING call
3613 remove_cselib_value_chains before verifying value_chains is empty.
3614 Initialize and free changed_values_stack.
3615 (vt_initialize): Initialize preserved_values.
3616 (vt_finalize): Free preserved_values.
3618 2010-03-08 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/43269
3621 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3624 2010-03-08 Martin Jambor <mjambor@suse.cz>
3626 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3627 (ipa_is_param_called): Removed.
3628 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3629 (ipa_print_node_params): Do not print the called flag.
3630 (ipa_write_node_info): Do not stream the called flag.
3631 (ipa_read_node_info): Likewise.
3633 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3636 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3637 * cselib.c (struct expand_value_data): Add dummy field.
3638 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3640 (cselib_dummy_expand_value_rtx_cb): New function.
3641 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3643 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3644 * var-tracking.c: Include pointer-set.h.
3645 (variable): Change n_var_parts to char from int. Add
3646 cur_loc_changed and in_changed_variables fields.
3647 (variable_canonicalize): Remove.
3648 (shared_var_p): New inline function.
3649 (unshare_variable): Maintain cur_loc_changed and
3650 in_changed_variables fields. If var was in changed_variables,
3651 replace it there with new_var. Just copy cur_loc instead of
3652 resetting it to something else.
3653 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3654 (dataflow_set_union): Don't call variable_canonicalize.
3655 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3656 of their DEBUG_EXPR_TREE_DECLs.
3657 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3658 and in_changed_variables and cur_loc_changed is false.
3659 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3660 and cur_loc_changed. Don't update cur_loc here.
3661 (variable_merge_over_src): Don't call variable_canonicalize.
3662 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3663 removing loc that is equal to cur_loc, clear cur_loc,
3664 set cur_loc_changed and ensure variable_was_changed is called.
3665 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3666 compare pointers in cur_loc check, if it is equal to loc,
3667 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3668 (variable_different_p): Remove compare_current_location argument,
3669 don't compare cur_loc.
3670 (dataflow_set_different_1): Adjust variable_different_p caller.
3671 (variable_was_changed): If dv had some var in changed_variables
3672 already, reset in_changed_variables flag for it and propagate
3673 cur_loc_changed over to the new variable. On empty var
3674 always set cur_loc_changed. Set in_changed_variables on whatever
3675 var is added to changed_variables.
3676 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3677 Use shared_var_p. When removing loc that is equal to cur_loc,
3678 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3679 end, don't set it to something else, just call variable_was_changed.
3680 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3681 loc being removed, clear cur_loc and set cur_loc_changed.
3682 Set cur_loc_changed if all locations have been removed.
3683 (struct expand_loc_callback_data): New type.
3684 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3685 allocated. Always create SUBREGs if simplify_subreg failed.
3686 Prefer to use cur_loc, when that fails and still in
3687 changed_variables (and seen first time) recompute it. Set
3688 cur_loc_changed of variables which had to change cur_loc and
3689 compute elcd->cur_loc_changed if any of the subexpressions used
3690 had to change cur_loc.
3691 (vt_expand_loc): Adjust to pass arguments in
3692 expand_loc_callback_data structure.
3693 (vt_expand_loc_dummy): New function.
3694 (emitted_notes): New variable.
3695 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3696 that weren't used for any other decl in current
3697 emit_notes_for_changes call call vt_expand_loc_dummy to update
3698 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3699 first loc_chain location if NULL before. Always use just
3700 cur_loc instead of first loc_chain location. When cur_loc_changed
3701 is false, when not --enable-checking=rtl just don't emit any note.
3702 When rtl checking, compute the note and assert it is the same
3703 as previous note. Clear cur_loc_changed and in_changed_variables
3704 at the end before removing from changed_variables.
3705 (check_changed_vars_3): New function.
3706 (emit_notes_for_changes): Traverse changed_vars to call
3707 check_changed_vars_3 on each changed var.
3708 (emit_notes_for_differences_1): Clear cur_loc_changed and
3709 in_changed_variables. Recompute cur_loc of new_var.
3710 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3711 (vt_emit_notes): Initialize and destroy emitted_notes.
3713 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3715 PR rtl-optimization/42220
3716 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3717 Use verify_reg_tracked to determine if we should use OP_OUT rather
3719 (build_def_use): If we see an in-out operand for a register that we
3720 know nothing about, treat is an output if possible, fail the block if
3723 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3726 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3729 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3732 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3733 uses of relevant DEFs that are dead outside the loop too.
3735 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3737 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3739 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3741 * var-tracking.c (values_to_unmark): New variable.
3742 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3743 values_to_unmark vector. Moved body to...
3744 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3745 instead queue it into values_to_unmark vector.
3746 (vt_find_locations): Free values_to_unmark vector.
3748 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3750 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3751 (site.exp): Export them when plugins are enabled.
3753 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3756 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3758 (chrec_fold_multiply): Same.
3760 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3763 * c-decl.c (build_compound_literal): Return early if init is
3766 2010-03-04 Martin Jambor <mjambor@suse.cz>
3768 PR tree-optimization/43164
3769 PR tree-optimization/43191
3770 * tree-sra.c (type_consists_of_records_p): Reject records with
3771 zero-size bit-fields at the end.
3773 2010-03-04 Mike Stump <mikestump@comcast.net>
3775 * Makefile.in (TAGS): Remove *.y.
3777 2010-03-04 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/40761
3780 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3782 (my_rev_post_order_compute): New function.
3783 (init_pre): Call it.
3785 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3788 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3789 decrease the cost of an IV candidate when the cost is infinite.
3791 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3793 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3794 Use '3DNow!' for the extension of that name, ensure normal space
3796 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3798 2010-03-03 Jeff Law <law@redhat.com>
3800 * PR middle-end/32693
3801 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3802 than gen_rtx_SUBREG.
3803 (extract_bit_field_1): Likewise.
3805 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3807 * doc/sourcebuild.texi (Test directives): Document that arguments
3808 include-opts and exclude-opts are now optional for dg-skip-if,
3809 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3811 2010-03-03 Jason Merrill <jason@redhat.com>
3814 * cgraph.h (varpool_node): Add extra_name field.
3815 * varpool.c (varpool_extra_name_alias): New.
3816 (varpool_assemble_decl): Emit extra name aliases.
3817 (varpool_mark_needed_node): Look past an extra name alias.
3818 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3819 * lto-streamer-in.c (lto_input_tree): Read it.
3820 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3822 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3824 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3825 (sparc*-*-solaris2*): ...this.
3827 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3830 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3831 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3832 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3833 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3836 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3837 fallthrough to default handling, just with want_address 0 instead of 2.
3838 For single element lists, add_AT_loc directly, otherwise create an
3839 artificial variable DIE and stick location list to it.
3842 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3843 (VAL_EXPR_HAS_REVERSE): Define.
3844 (reverse_op): New function.
3845 (add_stores): For reversible operations add an extra MO_VAL_USE.
3847 2010-03-02 Jason Merrill <jason@redhat.com>
3849 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3851 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3853 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3854 (sparc64-*-linux*): Likewise.
3855 (sparc64-*-solaris2*): Include assembler files before linker ones.
3856 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3857 * config/sparc/gas.h: Delete.
3858 * config/sparc/sol2-64.h: Add copyright notice.
3859 * config/sparc/sol2-gas-bi.h: Likewise.
3860 * config/sparc/sol2-gld.h: Likewise.
3861 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3862 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3863 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3864 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3865 (sparc_elf_asm_named_section): Rename into...
3866 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3868 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3870 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3872 2010-03-02 Jeff Law <law@redhat.com>
3875 * reload1.c (rtx_p, substitute_stack): Declare.
3876 (substitute): Record addresses of changed rtxs.
3877 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3878 Restore the original rtx when complete.
3879 (reload): Free subsitute_stack when complete.
3881 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3883 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3884 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3886 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3887 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3888 Torture Tests): Change from subsection to section.
3890 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3891 Steven Bosscher <steven@gcc.gnu.org>
3893 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3896 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3899 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3900 the assignment from the new induction variable to the assignment
3901 of the value from the original loop PHI function.
3903 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3904 Daniel Jacobowitz <dan@codesourcery.com>
3906 * doc/sourcebuild.texi (Test directives): Clarify options to
3909 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3911 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3912 Disable cfi directives unless GCC and gas agree on using read-only
3913 .eh_frame sections for 64-bit.
3914 * configure: Regenerate.
3916 2010-03-01 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/43220
3919 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3920 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3922 2010-03-01 Richard Guenther <rguenther@suse.de>
3923 Martin Jambor <mjambor@suse.cz>
3926 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3927 gimplified parameters.
3929 2010-03-01 Christian Bruel <christian.bruel@st.com>
3931 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3933 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3935 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3937 2010-03-01 Richard Guenther <rguenther@suse.de>
3940 * expr.c (expand_assignment): Use the alias-oracle to tell
3941 if the rhs aliases the result decl.
3943 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3946 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3947 to sol_gt_pch_get_address.
3948 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3949 64-bit, SPARC and x86.
3950 (sol_gt_pch_get_address): New function.
3952 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3954 * toplev.h (inform_n, error_n): Declare.
3955 * diagnostic.c (inform_n, error_n): New function.
3957 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3959 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3960 has no rtl yet when processing local_decls, queue it and recheck
3961 if deferred stack allocation hasn't assigned it rtl.
3963 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3965 * config/sh/sh.c (unspec_bbr_uid): New.
3966 (gen_block_redirect): Use it instead of INSN_UID.
3967 (gen_far_branch): Likewise.
3969 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3972 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3974 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3976 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3977 (Warning Options): -Wno-conversion-null is valid for
3978 Objective-C++ as well.
3979 * doc/tm.texi (Named Address Spaces): Likewise.
3980 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3981 * doc/tree-ssa.texi (Tree SSA): Likewise.
3983 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3986 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3987 by default. Don't set the default arch for
3988 i[34567]86-*-darwin*|x86_64-*-darwin*.
3990 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3993 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3994 default. Set the default 32bit/64bit archs with $with_arch
3995 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3997 2010-02-27 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/43186
4000 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4001 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4002 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4003 unroller iterations.
4005 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4007 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4008 required and i[34567]86-*-* targets don't support 64bit ISA.
4010 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4013 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4016 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4018 * config.gcc: Set the default arch at least to Prescott for
4019 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4020 if SSE math is enabled.
4022 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4024 * diagnostic.c (diagnostic_initialize): Update.
4025 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4027 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4028 (diagnostic_inhibit_notes): New.
4029 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4031 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4034 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4035 * doc/standards.texi: Likewise.
4036 * doc/extend.texi: Likewise.
4037 * doc/trouble.texi: Likewise.
4038 * doc/cppopts.texi: Likewise.
4039 * doc/install.texi: Likewise.
4040 * c.opt (std=c90,std=gnu90): New options.
4041 * c-opts.c (c_common_handle_option): Handle them.
4043 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4046 * c-decl.c (undeclared_variable): Use an informative note.
4048 2010-02-26 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/43186
4051 * gimple.h (gimple_fold): Remove.
4052 * gimple.c (gimple_fold): Remove. Inline into single user ...
4053 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4054 Try harder for conditions.
4056 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4059 * function.c (used_types_insert): Don't skip through named pointer
4060 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4061 and it is different from the main variant's type.
4063 2010-02-26 Nick Clifton <nickc@redhat.com>
4065 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4067 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4069 * config.gcc: Support --with-fpmath=sse for x86.
4071 * config/i386/ssemath.h: New.
4073 * doc/install.texi (--with-fpmath=sse): Documented.
4075 2010-02-26 Richard Guenther <rguenther@suse.de>
4077 PR tree-optimization/43188
4078 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4079 vector types of over-aligned element type.
4081 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4085 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4087 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4089 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4091 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4093 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4094 * var-tracking.c: Include diagnostic.h.
4095 (debug_dv): New function.
4096 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4099 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4100 (add_value_chain, add_value_chains, remove_value_chain,
4101 remove_value_chains): Handle DEBUG_EXPRs.
4102 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4105 * regcprop.c (struct queued_debug_insn_change): New type.
4106 (struct value_data_entry): Add debug_insn_changes field.
4107 (struct value_data): Add n_debug_insn_changes field.
4108 (debug_insn_changes_pool): New variable.
4109 (free_debug_insn_changes, apply_debug_insn_changes,
4110 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4111 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4112 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4114 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4116 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4117 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4118 changes, call cprop_find_used_regs via note_stores.
4119 (copyprop_hardreg_forward): When copying vd from predecessor
4120 which has any queued DEBUG_INSN changes, make sure the pointers are
4121 cleared. At the end call df_analyze and then if there are any
4122 DEBUG_INSN changes queued at the end of some basic block for still
4123 live registers, apply them.
4124 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4126 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4128 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4131 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4133 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4134 targets. Set the default with_cpu/with_arch from arch/cpu.
4135 Allow x86-64 and native for with_cpu/with_arch.
4137 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4139 * ebitmap.c: Change calls to verify_popcount with calls to
4140 sbitmap_verify_popcount.
4141 (ebitmap_clear_bit): Fixed map->cacheindex test and
4142 map>cache update when bit clearing results in an empty
4145 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4148 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4149 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4150 and support both V2DF and V2DI modes.
4151 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4152 support both V2DF and V2DI modes.
4153 (general): Delete trailing whitespace from a few patterns.
4155 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4156 V2DF/V2DI interleave high/low builtins.
4158 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4161 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4162 interleave high/low functions.
4164 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4166 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4167 #pragma extern_prefix.
4169 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4172 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4173 BLKmode, assert op0 is a MEM and just adjust its mode.
4176 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4177 if bitpos isn't multiple of mode's bitsize.
4179 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4181 * c.opt (-ftemplate-depth=): New.
4182 (-ftemplate-depth-): Deprecate.
4183 * optc-gen.awk: Handle -ftemplate-depth=.
4184 * opth-gen.awk: Likewise.
4185 * c-opts.c (c_common_handle_option): Likewise.
4186 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4188 2010-02-24 Jason Merrill <jason@redhat.com>
4190 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4192 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4194 * cfg.c (alloc_aux_for_block): Remove inline.
4195 (alloc_aux_for_edge): Likewise.
4197 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4201 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4203 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4204 * config/i386/sol2-gas.h: New file.
4205 * config.gcc (i[34567]86-*-solaris2*): Use it.
4207 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4210 * c-typeck.c (ep_convert_and_check): New.
4211 (build_conditional_expr): Use it.
4212 (build_binary_op): Likewise.
4214 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4216 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4219 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4220 bounds even for -O+.
4221 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4222 expr needs to have DECL_NAME set.
4224 2010-02-24 Nick Clifton <nickc@redhat.com>
4226 * config/mep/mep.c: Include gimple.h.
4227 (mep_function_uses_sp): Delete unused function.
4228 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4229 parameters. Use unsigned integers to count args. Return a
4230 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4232 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4235 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4236 greater or equal to nelt instead of 2 * nelt.
4237 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4240 2010-02-23 Jason Merrill <jason@redhat.com>
4243 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4244 in cfun->local_decls even if they have register types.
4247 * stor-layout.c (place_field): Don't warn about unnecessary
4248 DECL_PACKED if the type is packed.
4250 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4253 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4254 GOTOFF relocs, even when the base reg isn't pic pointer.
4256 2010-02-23 Michael Matz <matz@suse.de>
4259 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4260 (expand_gimple_basic_block): Generate and use debug temps if there
4261 are debug uses left after the last real use of TERed ssa names.
4262 Unlink debug immediate uses when they are expanded.
4264 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4267 * config/i386/i386.c (override_options): Reorganise to provide
4268 better error messages.
4270 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4273 * graphite-scop-detection.c (create_single_exit_edge): Move
4274 the call to find_single_exit_edge to....
4275 (create_sese_edges): ...here. Don't handle multiple edges
4276 exiting the function.
4277 (build_graphite_scops): Don't handle multiple edges
4278 exiting the function.
4280 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4283 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4284 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4286 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4289 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4291 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4294 * c-typeck.c (convert_arguments): Print declaration location.
4295 * c-common.c (validate_nargs): Rename as
4296 builtin_function_validate_nargs.
4297 (check_builtin_function_arguments): Update.
4299 2010-02-22 Richard Guenther <rguenther@suse.de>
4302 * tree-inline.c (declare_return_variable): Use the type of
4303 the call stmt lhs if available.
4305 2010-02-22 Duncan Sands <baldrick@free.fr>
4307 * passes.c (register_pass): Always consider all pass lists when
4308 ref_pass_instance_number is zero.
4310 2010-02-22 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/42749
4313 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4314 parameter. Do arithmetic in the original type.
4315 (update_accumulator_with_ops): Likewise.
4316 (adjust_accumulator_values): Adjust.
4318 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4320 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4321 (QI to BLKmode splitter): New splitter.
4323 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4325 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4326 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4328 2010-02-22 Richard Guenther <rguenther@suse.de>
4330 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4332 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4334 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4335 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4336 ($(T)crti.o, $(T)crtn.o): Remove rules.
4338 2010-02-21 Tobias Burnus <burnus@net-b.de>
4341 * doc/invoke.texi (-fassociative-math): Document that this
4342 option is automatically enabled for Fortran.
4344 2010-02-20 David S. Miller <davem@davemloft.net>
4346 * configure.ac: Test if linker and assembler properly support
4347 GOTDATA_OP relocations.
4348 * configure: Rebuild.
4349 * config.in: Likewise.
4350 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4351 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4352 (movsi_high_pic): Likewise.
4353 (movdi_lo_sum_pic): Likewise.
4354 (movdi_high_pic): Likewise.
4355 (movsi_pic_gotdata_op): New pattern.
4356 (movdi_pic_gotdata_op): Likewise.
4357 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4358 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4360 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4364 attribute to ssemul.
4365 (xop_mulv2div2di3_high): Ditto.
4367 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4370 * c.opt (Wconversion-null): New option.
4371 * doc/invoke.texi (Wconversion-null): Document.
4373 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4375 * common.opt (Wlarger-than-): Add Undocumented.
4377 2010-02-19 Mike Stump <mikestump@comcast.net>
4379 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4381 2010-02-19 Jason Merrill <jason@redhat.com>
4384 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4385 * configure: Likewise.
4387 2010-02-20 Alan Modra <amodra@gmail.com>
4390 * cgraph.h (cgraph_make_decl_local): Declare.
4391 * cgraph.c (cgraph_make_decl_local): New function.
4392 (cgraph_make_node_local): Use it.
4393 * cgraphunit.c (cgraph_function_versioning): Likewise.
4394 * ipa.c (function_and_variable_visibility): Likewise.
4396 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4399 * except.c (sjlj_emit_function_enter): Don't call
4400 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4402 * rtl.h (add_reg_br_prob_note): Remove prototype.
4404 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4407 * c-common.c (conversion_warning): Remove widening conversions
4408 before checking the conversion of integers to reals.
4410 2010-02-19 Mike Stump <mikestump@comcast.net>
4413 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4416 * cgraphunit.c (process_function_and_variable_attributes): Check
4417 DECL_PRESERVE_P instead of looking up attribute "used".
4418 * ipa-pure-const.c (check_decl): Likewise.
4419 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4420 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4421 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4422 instead of attribute "used".
4423 * config/sol2-c.c (solaris_pragma_init): Likewise.
4424 (solaris_pragma_fini): Likewise.
4426 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4428 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4429 Use XCNEW instead of xcalloc.
4430 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4431 XNEW instead of xmalloc.
4432 (get_fields): Use XNEWVEC instead of xmalloc.
4435 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4436 populate vars array.
4437 (create_new_general_access): For debug stmts just reset value.
4438 (get_stmt_accesses): For accesses within debug stmts just record them
4439 using add_access_to_acc_sites instead of preventing the peeling or
4440 counting them as accesses.
4443 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4445 2010-02-19 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/42916
4448 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4451 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4453 * configure.ac: Replace all uses of changequote in macro arguments
4454 with proper quoting.
4456 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4459 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4461 2010-02-19 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/42944
4464 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4465 test for aliasing with errno.
4467 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4470 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4471 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4472 * dojump.c: Include output.h.
4473 (inv): New inline function.
4474 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4475 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4476 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4477 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4478 argument, pass it down to other calls.
4479 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4480 add REG_BR_PROB note to the conditional jump.
4481 * cfgexpand.c (add_reg_br_prob_note): Removed.
4482 (expand_gimple_cond): Don't call it, add the probability
4483 as last argument to jumpif_1/jumpifnot_1.
4484 * Makefile.in (dojump.o): Depend on output.h.
4485 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4487 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4488 * stmt.c (do_jump_if_equal): Likewise.
4489 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4490 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4491 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4493 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4494 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4495 jumpifnot_1 callers.
4496 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4498 (store_expr): Adjust jumpifnot caller.
4499 (store_constructor): Adjust jumpif caller.
4502 * gimplify.c (gimple_boolify): For __builtin_expect call
4503 gimple_boolify also on its first argument.
4505 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4507 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4509 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4510 * configure: Regenerated.
4512 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4514 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4515 lang_hooks.types_compatible_p instead of comptypes.
4517 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4519 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4520 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4521 if __prefer_thumb__ is defined.
4523 2010-02-18 Martin Jambor <mjambor@suse.cz>
4525 PR tree-optimization/43066
4526 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4527 array with zero-sized element type.
4529 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4531 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4532 rtx, allocate struct var_loc_node here and return it to the
4533 caller, and only if it is actually needed.
4534 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4535 move it earlier and return immediately if it returns NULL.
4537 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4539 * config/sparc/gas.h: New file. Restore
4540 TARGET_ASM_NAMED_SECTION to its ELF default.
4541 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4543 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4544 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4545 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4546 after sparc/sysv4.h.
4548 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4550 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4552 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4554 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4555 patterns from predicated pattern.
4557 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4561 for insn mnemonic suffix.
4563 2010-02-17 Richard Guenther <rguenther@suse.de>
4565 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4568 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4571 * caller-save.c (save_call_clobbered_regs): If BB ends with
4572 a DEBUG_INSN, move any notes in between last real insn and the last
4573 DEBUG_INSN after the last DEBUG_INSN.
4575 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4577 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4578 Fix return type. Fix argument type. Explain meaning of return value.
4580 2010-02-16 Richard Guenther <rguenther@suse.de>
4582 PR tree-optimization/41043
4583 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4584 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4586 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4588 2010-02-16 Ira Rosen <irar@il.ibm.com>
4590 PR tree-optimization/43074
4591 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4592 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4593 vectorizable cycles in hybrid SLP check.
4594 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4596 2010-02-16 Richard Guenther <rguenther@suse.de>
4598 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4599 (true_dependence): If memrefs_conflict_p computes must-alias
4600 trust it. Move TBAA check after offset-based disambiguation.
4601 (canon_true_dependence): Likewise.
4603 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4605 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4606 * doc/invoke.texi: Document it.
4607 * var-tracking.c: Include toplev.h and params.h.
4608 (vt_find_locations): Return bool indicating success. Compute
4609 hash sizes unconditionally. Check new parameter, report.
4610 (variable_tracking_main_1): Check vt_find_locations results and
4611 retry. Renamed from...
4612 (variable_tracking_main): ... this. New wrapper to preserve
4613 flag_var_tracking_assignments.
4614 * Makefile.in (var-tracking.o): Adjust dependencies.
4616 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4617 Jakub Jelinek <jakub@redhat.com>
4620 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4621 if weak_import attribute is present.
4622 * config/darwin.c (machopic_select_section): Likewise.
4624 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4626 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4627 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4628 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4629 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4631 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4633 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4636 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4637 Rewrite text to refer to the names.
4639 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4641 * config/i386/i386-builtin-types.def
4642 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4643 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4644 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4645 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4646 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4647 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4648 IX86_BUILTIN_VPERMIL2PS256.
4649 (MULTI_ARG_4_DF2_DI_I): Defined.
4650 (MULTI_ARG_4_DF2_DI_I1): Defined.
4651 (MULTI_ARG_4_SF2_SI_I): Defined.
4652 (MULTI_ARG_4_SF2_SI_I1): Defined.
4653 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4654 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4655 __builtin_ia32_vpermil2ps256.
4656 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4657 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4658 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4659 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4660 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4661 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4662 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4663 CODE_FOR_xop_vpermil2v8sf3.
4664 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4665 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4666 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4667 (_mm256_permute2_pd): New.
4668 (_mm_permute2_ps): New.
4669 (_mm256_permute2_ps): New.
4671 2010-02-15 Nick Clifton <nickc@redhat.com>
4673 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4674 boolean parameters. Use emit_jump_insn when emitting a pop
4675 instruction containing a return insn.
4676 (push): Use 'true' rather than '1' as second parameter to F.
4677 (h8300_expand_prologue): Likewise.
4678 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4679 (h8300_expand_epilogue): Likewise.
4681 2010-02-15 Richard Guenther <rguenther@suse.de>
4684 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4687 2010-02-15 Nick Clifton <nickc@redhat.com>
4689 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4692 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4694 * intl.c (fake_ngettext): New function.
4695 * intl.h (fake_ngettext): Declare.
4696 (ngettext): Define macro.
4697 * collect2.c (notice_translated): New function.
4698 (main): Use notice_translated and ngettext.
4699 * collect2.h (notice_translated): Declare.
4701 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4703 * reorg.c (delete_computation): Comment fixes.
4704 * caller-save.c (setup_save_areas): Idem.
4705 * sel-sched-dump.c (dump_lv_set): Idem.
4708 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4710 * config/s390/s390.c (s390_sched_init): New function.
4711 (TARGET_SCHED_INIT): Target hook defined.
4713 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4714 Jack Howarth <howarth@bromo.med.uc.edu>
4715 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4718 Partial revert of unintended change in fix for PR41605.
4719 * config/darwin.h: Fix typo.
4720 * config/darwin9.h: Same.
4722 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4724 * c-pch.c (pch_init): Clear v.
4726 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4729 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4730 graphite_can_represent_init for MULT_EXPR.
4732 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4736 * graphite-sese-to-poly.c (remove_phi): New.
4737 (translate_scalar_reduction_to_array): Call remove_phi.
4739 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4742 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4743 * graphite-clast-to-gimple.h (gloog): Update declaration.
4744 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4745 * graphite-poly.h (struct poly_bb): Add missing comments.
4746 (struct scop): Add poly_scop_p field.
4748 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4749 * graphite.c (graphite_transform_loops): Build the polyhedral
4750 representation for each scop before code generation.
4751 * sese.c (rename_variables_in_operand): Removed.
4752 (rename_variables_in_expr): Return the renamed expression.
4753 (rename_sese_parameters): New.
4754 * sese.h (rename_sese_parameters): Declared.
4756 2010-02-11 Richard Guenther <rguenther@suse.de>
4758 PR tree-optimization/42998
4759 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4760 POINTER_PLUS_EXPR properly.
4762 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4763 Changpeng Fang <changpeng.fang@amd.com>
4766 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4767 the cost of an IV candidate when the IV is used in a test against zero.
4769 * gcc.dg/tree-ssa/ivopts-3.c: New.
4771 2010-02-11 Richard Guenther <rguenther@suse.de>
4774 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4775 pointer-vs-decl case by swapping refs. Handle some cases
4776 of pointer-vs-decl disambiguations more conservatively.
4777 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4778 to false after expanding.
4780 2010-02-11 Richard Guenther <rguenther@suse.de>
4783 * gcc.c (process_command): Handle LTO file@offset case more
4786 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4788 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4789 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4791 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4793 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4794 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4795 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4796 Optimize eq/ne comparisons when both arguments are known to be
4798 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4799 Don't mask operands unnecessarily if they are known to be already
4802 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4804 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4807 2010-02-10 Richard Guenther <rguenther@suse.de>
4809 PR tree-optimization/43017
4810 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4811 for wrapping signed arithmetic.
4813 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4816 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4817 if no debug info should be emitted for it.
4819 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4821 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4822 note when flag_exceptions is set.
4824 2010-02-10 Duncan Sands <baldrick@free.fr>
4826 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4828 2010-02-10 Richard Guenther <rguenther@suse.de>
4831 * tree.c (get_unwidened): Handle constants.
4832 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4834 2010-02-10 Martin Jambor <mjambor@suse.cz>
4837 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4838 check for variable argument counts independently.
4840 2010-02-10 Christian Bruel <christian.bruel@st.com>
4843 * config/sh/sh.c (find_barrier): Increase length for non delayed
4844 conditional branches.
4846 2010-02-10 Christian Bruel <christian.bruel@st.com>
4848 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4850 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4852 * builtins.c (set_builtin_user_assembler_name): Also handle
4853 ffs if int is smaller than word.
4855 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4858 * ira-conflicts.c (get_dup): Remove.
4859 (process_reg_shuffles): Add new parameter. Use it as an
4860 additional guard for copy generation.
4861 (add_insn_allocno_copies): Rewrite.
4863 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4865 * common.opt (fsched2-use-traces): Preserved for backward
4867 * doc/invoke.texi: Remove the documentation about option
4868 -fsched2-use-traces.
4869 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4870 flag_sched2_use_traces.
4871 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4872 the backward compatibility flag section.
4874 2010-02-09 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/43008
4877 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4878 make HEAP variables initialized from global memory if they
4879 are not known builtin functions.
4880 (find_func_aliases): Adjust.
4882 2010-02-09 Richard Guenther <rguenther@suse.de>
4884 PR tree-optimization/43000
4885 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4886 arithmetic manually.
4888 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4890 PR tree-optimization/42931
4891 * tree-loop-linear.c (try_interchange_loops): Don't call
4892 double_int_mul if estimated_loop_iterations failed.
4894 2010-02-08 Martin Jambor <mjambor@suse.cz>
4897 * tree-sra.c (build_accesses_from_assign): Do not mark in
4898 should_scalarize_away_bitmap if stmt has volatile ops.
4899 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4902 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4904 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4906 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4908 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4911 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4914 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4916 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4919 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4920 to unknown_dependence.
4921 (graphite_legal_transform_dr): Handle the unknown_dependence.
4922 (graphite_carried_dependence_level_k): Same.
4924 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4926 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4928 2010-02-07 Richard Guenther <rguenther@suse.de>
4931 * expr.c (get_inner_reference): Always initialize *pbitsize.
4933 2010-02-07 Richard Guenther <rguenther@suse.de>
4936 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4937 new ARRAY_REFs on variable size element or minimal index arrays.
4939 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4940 gimple_fold_indirect_ref.
4942 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4945 * arm.c (arm_override_options): Just return if the user has specified
4946 an invalid fpu name.
4948 2010-02-03 Jason Merrill <jason@redhat.com>
4951 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4952 i386_pe_maybe_record_exported_symbol.
4954 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4957 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4958 (pa_delegitimize_address): New function.
4960 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4962 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4963 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4965 2010-02-05 Richard Guenther <rguenther@suse.de>
4968 * lto-streamer-in.c (get_resolution): Deal with references
4969 to undefined functions.
4971 2010-02-05 Richard Guenther <rguenther@suse.de>
4973 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4974 (fold_const_aggregate_ref): Likewise.
4975 (ccp_fold_stmt): Substitute loads.
4976 (maybe_fold_reference): Verify types before substituting.
4978 (fold_gimple_assign): Unshare properly.
4979 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4981 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4983 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4984 for rs6000_gen_cell_microcode.
4986 2010-02-04 Richard Guenther <rguenther@suse.de>
4988 PR rtl-optimization/42952
4989 * dse.c (const_or_frame_p): Remove MEM handling.
4991 2010-02-04 Nick Clifton <nickc@redhat.com>
4993 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4994 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4995 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4996 (mn10300_asm_output_mi_thunk): New function.
4997 (mn10300_can_output_mu_thunk): New function.
4998 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4999 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5000 (FUNCTION_ARG): Delete incorrect comment.
5002 2010-02-03 Jason Merrill <jason@redhat.com>
5005 * fold-const.c (operand_equal_p): Handle erroneous types.
5007 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5009 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5011 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5013 PR rtl-optimization/42941
5014 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5017 2010-02-03 Jason Merrill <jason@redhat.com>
5020 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5022 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5025 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5026 (cselib_reset_table): Renamed from...
5027 (cselib_reset_table_with_next_value): ... this.
5028 (cselib_get_next_uid): Renamed from...
5029 (cselib_get_next_unknown_value): ... this.
5030 * cselib.c (next_uid): Renamed from...
5031 (next_unknown_value): ... this.
5032 (cselib_clear_table): Adjust.
5033 (cselib_reset_table): Adjust. Renamed from...
5034 (cselib_reset_table_with_next_value): ... this.
5035 (cselib_get_next_uid): Adjust. Renamed from...
5036 (cselib_get_next_unknown_value): ... this.
5037 (get_value_hash): Use hash.
5038 (cselib_hash_rtx): Likewise.
5039 (new_cselib_val): Adjust. Set and dump uid.
5040 (cselib_lookup_mem): Pass next_uid as hash.
5041 (cselib_subst_to_values): Likewise.
5042 (cselib_log_lookup): Dump uid.
5043 (cselib_lookup): Pass next_uid as hash. Adjust.
5044 (cselib_process_insn): Adjust.
5045 (cselib_init): Initialize next_uid.
5046 (cselib_finish): Adjust.
5047 (dump_cselib_table): Likewise.
5048 * dse.c (canon_address): Dump value uid.
5049 * print-rtl.c (print_rtx): Print value uid.
5050 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5052 (dv_uid): New function, sort of renamed from...
5053 (dv_htab_hash): ... this, reimplemented in terms of it and...
5054 (dv_uid2hash): ... this. New.
5055 (variable_htab_eq): Drop excess assertions.
5056 (tie_break_pointers): Removed.
5057 (canon_value_cmp): Compare uids.
5058 (variable_post_merge_New_vals): Print uids.
5059 (vt_add_function_parameters): Adjust.
5060 (vt_initialize): Reset table. Adjust.
5062 2010-02-03 Richard Guenther <rguenther@suse.de>
5064 PR tree-optimization/42944
5065 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5066 (call_may_clobber_ref_p_1): Likewise. Properly handle
5067 malloc and calloc clobbering errno.
5069 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5071 * doc/invoke.texi: Fix name of sched1 dump.
5073 * opts.c (decode_options): Set flag_tree_switch_conversion
5074 only conditionally on optimize >= 2.
5076 * gcse.c: Assorted comment fixes in pass description.
5078 2010-02-03 Anthony Green <green@moxielogic.com>
5080 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5081 nop padding in order to maintain alignment of storage location of
5082 target function address.
5083 (moxie_trampoline_init): Store target function address at newly
5085 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5087 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5089 2010-02-03 Richard Guenther <rguenther@suse.de>
5092 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5094 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5096 * config.gcc: Reenable check for obsolete targets.
5097 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5098 mips-sgi-irix6.[0-4]*.
5100 2010-02-02 Nick Clifton <nickc@redhat.com>
5102 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5103 constant size of 4 as being the same as 0.
5104 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5105 can take values in the range 0..4.
5107 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5110 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5111 as _darwin10_Unwind_FindEnclosingFunction().
5112 * libgcc-libsystem.ver: New.
5114 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5117 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5118 implicitly set registers.
5120 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5122 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5123 (arm_override_options): Allow automatic selection of the thread
5124 pointer register if thumb2.
5125 (legitimize_pic_address): Improve code sequences for Thumb2.
5126 (arm_call_tls_get_addr): Likewise.
5127 (legitimize_tls_address): Likewise.
5128 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5129 (pic_load_addr_32bit): ... this. New named pattern.
5130 * thumb2.md (pic_load_addr_thumb2): Delete.
5131 (pic_load_dot_plus_four): Delete.
5132 (tls_load_dot_plus_four): New named pattern.
5134 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5137 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5138 Document fix for TLS bug.
5140 2010-01-31 Richard Guenther <rguenther@suse.de>
5142 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5143 conservatively correct.
5145 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5149 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5151 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5153 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5155 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5157 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5159 * config.gcc: Adjust order of makefile fragments for mingw targets.
5161 2010-01-31 Richard Guenther <rguenther@suse.de>
5164 * gimplify.c (gimplify_init_constructor): For volatile LHS
5165 initialize a temporary.
5167 2010-01-31 Matthias Klose <doko@ubuntu.com>
5169 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5171 * configure: Regenerate.
5173 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5175 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5176 the same alias set and their sizes different constantness.
5177 (aliasing_component_refs_p): Revert 2009-10-24 change.
5179 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5181 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5184 2010-01-29 Richard Guenther <rguenther@suse.de>
5186 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5187 Assert we successfully updated the call.
5189 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5191 PR rtl-optimization/42889
5192 * df.h (df_set_bb_dirty_nonlr): New prototype.
5193 * df-core.c (df_set_bb_dirty_nonlr): New function.
5194 * df-scan.c (df_insn_rescan): Call it instead of
5195 df_set_bb_dirty for DEBUG_INSNs.
5197 2010-01-29 Richard Guenther <rguenther@suse.de>
5200 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5201 quadratic behavior in most cases.
5203 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5206 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5207 in the call to gen_x86_movsicc_0_m1.
5209 2010-01-28 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/42871
5212 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5214 2010-01-28 Richard Guenther <rguenther@suse.de>
5216 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5217 into call arguments.
5219 2010-01-28 Richard Guenther <rguenther@suse.de>
5222 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5223 the forwarder if the destination is an EH landing pad.
5225 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5227 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5228 block list passed to gimple_duplicate_sese_tail.
5229 (parallelize_loops): Avoid parallelization when the function
5231 Avoid parallelization when the preheader is IRREDUCIBLE.
5232 Try to optimize when estimated_loop_iterations_int is unresolved.
5233 Add the loop's location to the dump file.
5234 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5235 (gimple_duplicate_sese_tail): Remove the check for the latch.
5236 Redirect nexits to the exit block.
5237 Remove handling of the incoming edges to the latch.
5238 Redirect the backedge from the copied latch to the exit bb.
5240 2010-01-28 Michael Matz <matz@suse.de>
5243 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5244 Wrap force_reg into a sequence, emit it before user.
5246 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5248 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5250 (arm_legacy_rev): Likewise.
5251 (thumb_legacy_rev): Likewise.
5253 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5255 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5256 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5257 on MEM's address failed, try avoid_constant_pool_reference and
5258 recurse if it returned something different.
5259 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5260 address, try avoid_constant_pool_reference and recurse if it
5261 returned something different.
5262 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5263 address and avoid_constant_pool_reference returned something
5264 different, don't set have_address.
5266 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5269 * var-tracking.c (val_store): Add modified argument, obey it.
5271 (count_uses): Move down logging of main.
5272 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5273 don't need resolution.
5274 (emit_notes_in_bb): Likewise.
5276 2010-01-27 Richard Guenther <rguenther@suse.de>
5279 * tree-inline.c (remap_decl): Delay remapping of SSA name
5280 default definitions until we need them.
5282 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5284 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5285 (rs6000_delegitimize_address): New function.
5287 * config/s390/s390.c (s390_delegitimize_address): Call
5288 delegitimize_mem_from_attrs.
5291 * tree-inline.c (cannot_copy_type_1): Removed.
5292 (copy_forbidden): Don't forbid copying of functions containing
5293 records/unions with variable length fields.
5295 2010-01-27 Christian Bruel <christian.bruel@st.com>
5299 * config/sh/sh.c (find_barrier): Increase length for non delayed
5300 conditional branches.
5302 2010-01-27 Matthias Klose <doko@ubuntu.com>
5304 * configure.ac (gnu-unique-object): Fix ldd version check.
5305 * configure: Regenerate.
5307 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5309 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5311 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5312 Test for HAVE_GNU_AS value.
5314 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5316 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5317 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5318 INT64_TYPE): Define.
5319 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5320 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5321 INT_LEAST64_TYPE): Define.
5322 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5323 UINT_LEAST64_TYPE): Define.
5324 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5325 INT_FAST64_TYPE): Define.
5326 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5327 UINT_FAST64_TYPE): Define.
5328 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5329 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5330 (SIG_ATOMIC_TYPE): Define.
5332 2010-01-26 Richard Guenther <rguenther@suse.de>
5334 * df-scan.c (df_scan_set_bb_info): Remove assert.
5335 (df_insn_rescan_debug_internal): Merge asserts.
5336 (df_install_ref): Likewise.
5337 (df_mark_reg): Use bitmap_set_range.
5338 (df_hard_reg_used_p): Remove assert.
5339 (df_hard_reg_used_count): Likewise.
5341 2010-01-26 Richard Guenther <rguenther@suse.de>
5343 PR rtl-optimization/42685
5344 * web.c (web_main): Ignore DEBUG_INSNs.
5346 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5348 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5350 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5351 Fix types of fndecl and arglist parameters.
5353 2010-01-26 Richard Guenther <rguenther@suse.de>
5356 * tree-eh.c (unsplit_eh): Skip debug insns.
5358 2010-01-26 Richard Guenther <rguenther@suse.de>
5360 PR tree-optimization/42250
5361 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5363 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5366 * omp-low.c (expand_omp_sections): Only use single_pred if
5367 l2_bb is single_pred_p.
5369 2010-01-25 Christian Bruel <christian.bruel@st.com>
5372 * config/sh/sh.c (find_barrier): Increase length for non delayed
5373 conditional branches.
5374 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5376 2010-01-24 David S. Miller <davem@davemloft.net>
5378 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5379 define if not using GAS.
5380 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5381 Likewise. Delete SECTION_MERGE code, which is only applicable
5384 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5387 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5388 mangling of va_list in system headers.
5390 2010-01-23 Toon Moene <toon@moene.org>
5392 * tree-predcom.c (combine_chains): Return NULL, not false.
5394 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5396 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5397 initialization of variable res to agree with return type.
5399 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5401 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5402 * tree-sra.c: Add include of expr.h.
5404 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5406 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5407 insert the debug stmt on the single non-EH edge from the stmt.
5409 2010-01-22 Richard Henderson <rth@redhat.com>
5412 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5413 the RHS until after generate_subtree_copies has insertted its
5414 code before the current statement.
5416 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5418 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5420 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5422 2010-01-21 Martin Jambor <mjambor@suse.cz>
5424 PR tree-optimization/42585
5425 * tree-sra.c (struct access): New field grp_total_scalarization.
5426 (dump_access): Dump the new field.
5427 (should_scalarize_away_bitmap): New variable.
5428 (cannot_scalarize_away_bitmap): Likewise.
5429 (sra_initialize): Allocate new bitmaps.
5430 (sra_deinitialize): Free new bitmaps.
5431 (create_access_1): New function.
5432 (create_access): Parts moved to create_access_1.
5433 (type_consists_of_records_p): New function.
5434 (completely_scalarize_record): Likewise.
5435 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5436 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5437 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5439 (analyze_all_variable_accesses): Completely scalarize small eligible
5442 2010-01-21 Martin Jambor <mjambor@suse.cz>
5444 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5446 2010-01-21 Andrew Haley <aph@redhat.com>
5448 * gcc.c (process_command): Move lang_specific_driver before
5449 setting cc_libexec_prefix.
5451 2010-01-21 Richard Guenther <rguenther@suse.de>
5454 * fold-const.c (negate_expr_p): Pretend only negative
5455 real constants are easily negatable.
5457 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5458 Jason Merrill <jason@redhat.com>
5460 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5461 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5462 * calls.c (initialize argument_information): Handle it.
5463 * c-common.c (handle_transparent_union_attribute): Use new name.
5464 * c-decl.c (finish_struct): Ditto.
5465 * c-typeck.c (type_lists_compatible_p): Ditto.
5466 (convert_for_assignment): Use new name and also handle record.
5467 * function.c (aggregate_value_p): Handle it.
5468 (pass_by_reference): Ditto.
5469 (assign_parm_data_types): Ditto.
5470 * print-tree.c (print_node): Ditto.
5471 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5472 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5473 * tree.c (first_field): New fn.
5475 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5478 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5479 even when linking statically, for now.
5481 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5484 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5485 without a cselib val.
5486 (count_uses): Accept MO_VAL_SET with no val on stores.
5487 (add_stores): Likewise.
5489 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5491 * var-tracking.c (check_value_val): Add a compile time assertion.
5492 (dv_is_decl_p): Simplify.
5493 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5494 gcc_assert if ENABLE_CHECKING.
5496 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5499 * var-tracking.c: Include tree-flow.h.
5500 (mem_dies_at_call): New.
5501 (dataflow_set_preserve_mem_locs): Use it.
5502 (dataflow_set_remove_mem_locs): Likewise.
5503 (dump_var): Renamed from dump_variable. Adjust all callers.
5504 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5505 * Makefile.in (var-tracking.o): Adjust deps.
5507 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5509 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5511 2010-01-20 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/42717
5514 * tree-ssa-dce.c (get_live_post_dom): Remove.
5515 (forward_edge_to_pdom): Take an arbitrary edge to copy
5516 degenerate PHI args from.
5517 (remove_dead_stmt): Use the first post-dominator even if it
5518 does not contain live statements as redirection destination.
5520 2010-01-20 Richard Guenther <rguenther@suse.de>
5522 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5526 * sel-sched.c (create_speculation_check): Remove set but not used
5528 (try_transformation_cache): Remove set but not used variable ds.
5529 (calculate_privileged_insns): Remove set but not used variables
5530 cur_insn and min_spec_insn.
5531 (find_best_expr): Remove set but not used variable avail_n.
5532 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5534 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5536 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5537 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5540 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5543 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5544 cpu types. Add support for *-sse3 cpu types.
5545 (x86_64-*-*): Ditto.
5547 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5550 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5551 argument, call initializer_constant_valid_p_1 instead of
5552 initializer_constant_valid_p, pass CACHE to it, return NULL
5553 immediately if first call returns NULL.
5554 (initializer_constant_valid_p_1): New function.
5555 (initializer_constant_valid_p): Use it.
5557 2010-01-20 Thomas Quinot <quinot@adacore.com>
5559 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5561 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5563 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5564 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5565 (loc_list_from_tree): Don't handle unsigned division. Handle
5566 signed modulo using DW_OP_{over,over,div,mul,minus}.
5567 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5568 modulo instead of signed.
5570 2010-01-20 DJ Delorie <dj@redhat.com>
5572 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5574 (h8300_emit_stack_adjustment): Propogate it.
5576 (h8300_expand_prologue): Likewise.
5577 (h8300_expand_epilogue): Likewise.
5579 2010-01-19 Michael Matz <matz@suse.de>
5581 PR tree-optimization/41783
5582 * tree-data-ref.c (toplevel): Include flags.h.
5583 (dump_data_dependence_relation): Also dump the inputs if the
5584 result will be unknown.
5585 (split_constant_offset_1): Look through some conversions.
5586 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5587 the offset from last element is too large.
5588 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5589 (reassociate_to_the_same_stmt): Handle vector registers.
5590 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5592 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5593 wide_prolog_niters argument, emit widening instructions.
5594 (vect_do_peeling_for_alignment): Adjust caller, use widened
5595 variant of the iteration cound.
5596 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5598 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5601 * config/arm/neon-testgen.m (emit_automatics): New parameter
5602 features. Adjust for Fixed_return_reg feature.
5603 (test_intrinsic): Call emit_automatics with new feature.
5604 * config/arm/neon.ml: Update copyright years.
5605 (features): New Fixed_return_reg feature.
5606 (ops): Update feature for Vget_low.
5608 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5610 PR tree-optimization/42719
5611 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5615 * fwprop.c (all_uses_available_at): Return false if def_set dest
5616 is a REG that is used in def_insn.
5618 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5620 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5622 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5625 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5627 * target.h (struct gcc_target) <secondary_reload>: Change type
5628 of last argument to secondary_reload_info *.
5630 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5633 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5634 memory references with unaligned offsets. Remove CQImode handling.
5635 (unaligned_memory_operand): Return 1 for memory references with
5636 unaligned offsets. Remove CQImode handling.
5638 2010-01-18 Richard Guenther <rguenther@suse.de>
5641 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5644 2010-01-18 Richard Guenther <rguenther@suse.de>
5646 PR tree-optimization/42781
5647 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5648 restrict processing only if the original variable was artificial.
5650 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5652 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5653 find number of popped argument bytes.
5655 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5656 Fix the text that describes the return value for invalid insns.
5658 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5660 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5661 Clarify what 'cost of the -dependence' is. Fix quoting.
5663 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5664 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5666 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5668 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5669 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5671 2010-01-17 Richard Guenther <rguenther@suse.de>
5674 * function.c (split_complex_args): Take a VEC to modify.
5675 (assign_parms_augmented_arg_list): Build a VEC instead of
5676 a chain of PARM_DECLs.
5677 (assign_parms_unsplit_complex): Take a VEC of arguments.
5678 Do not fixup unmodified parms.
5679 (assign_parms): Deal with the VEC.
5680 (gimplify_parameters): Likewise.
5682 2010-01-17 Richard Guenther <rguenther@suse.de>
5684 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5685 node existence check.
5686 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5687 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5688 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5689 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5690 (gimple_execute_on_growing_pred): Likewise.
5692 2010-01-17 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/42773
5695 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5696 (compute_antic_aux): Likewise.
5697 (compute_partial_antic_aux): Likewise.
5699 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5702 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5705 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5707 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5710 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5711 Fix markup for strict argument.
5713 (TARGET_SCHED_REORDER2): Fix argument types.
5715 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5716 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5718 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5719 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5721 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5724 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5725 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5726 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5727 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5728 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5730 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5732 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5734 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5735 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5737 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5739 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5742 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5744 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5745 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5747 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5749 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5751 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5752 referring to it. Fix language.
5754 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5756 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5758 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5760 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5762 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5763 '@var{stream}. Remove stray 'and'.
5765 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5767 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5769 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5771 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5772 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5774 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5775 Fix description of return value.
5776 Rename argument "sz" to "len."
5778 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5779 Clarify meaning of 'true' return value.
5781 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5783 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5784 rep_mode versus mode_rep.
5786 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5788 (TARGET_BUILTIN_DECL): Fix name.
5790 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5792 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5794 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5796 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5798 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5800 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5803 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5804 Rename argument tm_fn to md_fn.
5806 (TARGET_OPTION_PRINT): Fix argument list.
5808 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5811 * config/i386/i386.c (ix86_fixup_binary_operands):
5812 Revert FMA4 fixup of operands.
5814 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5817 * Makefile.in (write_entries_to_file, install-plugin):
5818 Use \012 instead of \n with tr.
5820 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5822 * configure.ac (HAVE_AS_REF): New C macro.
5823 * configure: Regenerate.
5824 * config.in: Likewise.
5825 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5827 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5830 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5832 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5834 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5836 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5838 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5840 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5842 (TARGET_BINDS_LOCAL_P): Fix argument type.
5844 (TARGET_ASM_FILE_END): Use prototype.
5846 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5848 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5850 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5852 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5854 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5855 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5857 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5858 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5860 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5861 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5862 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5863 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5865 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5867 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5869 (TARGET_INIT_BUILTINS): Use prototype.
5871 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5872 Put 'const char *' in braces. Fix parameter types.
5873 (TARGET_INVALID_CONVERSION): Fix parameter types.
5874 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5875 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5877 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5880 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5882 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5884 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5886 * doc/tm.texi (TARGET_HELP): Fix return type.
5888 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5889 in braces. Fix argument types.
5891 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5893 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5895 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5897 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5898 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5900 (TARGET_MANGLE_TYPE): Fix argument types.
5902 (TARGET_IRA_COVER_CLASSES): Use prototype.
5904 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5906 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5908 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5910 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5912 (TARGET_CALLEE_COPIES): Fix argument types.
5914 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5916 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5918 (TARGET_FUNCTION_VALUE): Fix argument types.
5920 (TARGET_RETURN_IN_MSB): Fix argument type.
5922 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5924 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5926 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5928 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5929 agree with return type.
5931 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5933 2010-01-15 Jing Yu <jingyu@google.com>
5935 PR rtl-optimization/42691
5936 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5937 a pseudo to a constant and are merged, and adjust comments.
5939 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5941 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5943 2010-01-15 Richard Guenther <rguenther@suse.de>
5946 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5947 labels of computed or non-local gotos to the destination.
5948 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5949 landing pad label is the first label.
5951 2010-01-15 Richard Guenther <rguenther@suse.de>
5953 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5955 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5958 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5959 to allow generation of the xssqrtdp instruction on power7.
5960 (sqrtdf2_fpr): Ditto.
5962 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5965 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5966 functions with noreturn attribute.
5969 * varasm.c (declare_weak): Add weak attribute to decl if it
5970 doesn't have one already.
5971 (assemble_external): Only add decls to weak_decls if they also
5972 have weak attribute.
5974 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5976 * var-tracking.c (var_reg_delete): Don't delete the association
5977 between REGs and values or one-part variables if the register
5980 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5983 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5984 because its first operand is a non-localized variable.
5986 2010-01-14 Martin Jambor <mjambor@suse.cz>
5988 PR tree-optimization/42706
5989 * tree-sra.c (encountered_recursive_call): New variable.
5990 (encountered_unchangable_recursive_call): Likewise.
5991 (sra_initialize): Initialize both new variables.
5992 (callsite_has_enough_arguments_p): New function.
5993 (scan_function): Call decl and flags check only for IPA-SRA, check
5994 whether there is a recursive call and whether it has enough arguments.
5995 (all_callers_have_enough_arguments_p): New function.
5996 (convert_callers): Look for recursive calls only when
5997 encountered_recursive_call is set.
5998 (ipa_early_sra): Bail out either if
5999 !all_callers_have_enough_arguments_p or
6000 encountered_unchangable_recursive_call.
6002 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6004 * sel-sched.c: Add 2010 to copyright years.
6005 * sel-sched-ir.c: Likewise.
6006 * sel-sched-ir.h: Likewise.
6008 2010-01-14 Martin Jambor <mjambor@suse.cz>
6010 PR tree-optimization/42714
6011 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6012 constructors specially.
6014 2010-01-14 Andi Kleen <ak@linux.intel.com>
6016 * config/i386/drivers-i386.c (detect_caches_intel):
6017 Add l2sizekb parameter and fill in.
6018 (host_detect_local_cpu): Add l2sizekb, fill in.
6019 Add Atom small cache heuristic.
6021 2010-01-14 Andi Kleen <ak@linux.intel.com>
6023 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6024 Add level3 parameter and fill in.
6025 (detect_caches_intel): Handle level3 cache.
6027 2010-01-14 Andi Kleen <ak@linux.intel.com>
6029 * config/i386/drivers-i386.c (host_detect_local_cpu):
6030 Fix core duo detection.
6032 2010-01-14 Andi Kleen <ak@linux.intel.com>
6034 * config/i386/drivers-i386.c (host_detect_local_cpu):
6037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6039 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6040 (rs6000_variable_issue_1): this. Use...
6041 (rs6000_variable_issue): here. Reimplement. Print debug info.
6043 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6045 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6046 sel_restore_notes. Update all callers. Call reemit_notes
6049 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6051 PR rtl-optimization/42246
6052 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6055 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6057 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6058 all successors is the same as number of successors in current region.
6060 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6062 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6063 to rename is not separable. Otherwise check that its LHS is not NULL.
6065 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6067 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6069 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6071 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6072 available registers when failed to discover LHS register class.
6073 Fix indentation. Update comment.
6075 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6076 Alexander Monakov <amonakov@ispras.ru>
6078 PR rtl-optimization/42389
6079 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6081 (advance_state_on_fence): Likewise.
6082 (sel_target_adjust_priority): Print debug output only when
6083 sched_verbose >= 4, not 2.
6084 (get_expr_cost): Do not issue all unique insns on the next cycle.
6085 (fill_insns): Initialize can_issue_more from the value saved
6087 * sel-sched-ir.c (flist_add): New parameter issue_more.
6088 Init FENCE_ISSUE_MORE with it.
6089 (merge_fences): Likewise.
6090 (init_fences): Update call to flist_add.
6091 (add_to_fences, add_clean_fence_to_fences)
6092 (add_dirty_fence_to_fences): Likewise.
6093 (move_fence_to_fences): Update call to merge_fences.
6094 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6096 * sel-sched-ir.h (struct _fence): New field issue_more.
6097 (FENCE_ISSUE_MORE): New accessor macro.
6099 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6101 PR rtl-optimization/42388
6102 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6103 that have no predecessors nor successors. Do not call move_bb_info
6104 for empty blocks outside of current region.
6106 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6108 PR rtl-optimization/42294
6109 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6110 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6111 originators' originators.
6113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6115 PR rtl-optimization/39453
6116 PR rtl-optimization/42246
6117 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6119 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6121 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6122 Alexander Monakov <amonakov@ispras.ru>
6125 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6126 (maybe_tidy_empty_bb): ... here. Make static. Add new
6127 argument. Update all callers.
6128 (tidy_control_flow): ... and here. Recompute topological order
6129 of basic blocks in region if necessary.
6130 (sel_redirect_edge_and_branch): Change return type. Return true
6131 if topological order might have been invalidated.
6132 (purge_empty_blocks): Export and move from...
6133 * sel-sched.c (purge_empty_blocks): ... here.
6134 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6135 (maybe_tidy_empty_bb): Delete prototype.
6136 (purge_empty_blocks): Declare.
6138 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6140 PR rtl-optimization/42249
6141 * sel-sched.c (try_replace_dest_reg): When chosen register
6142 and original register is the same, do not bail out early, but
6143 still check all original insns for validity of replacing destination
6144 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6147 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6150 Port from no-undefined-overflow branch:
6151 2009-03-09 Richard Guenther <rguenther@suse.de>
6153 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6155 2010-01-14 Richard Guenther <rguenther@suse.de>
6158 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6160 2010-01-14 Ira Rosen <irar@il.ibm.com>
6162 PR tree-optimization/42709
6163 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6164 as scalar type in creation of constant vector operand.
6166 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6169 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6170 (check-parallel-%): Match `testsuite' directory component only
6173 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6175 PR translation/39521
6176 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6179 2010-01-13 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/42730
6182 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6185 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6188 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6189 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6192 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6194 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6195 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6196 ___umulsi3_highpart.
6198 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6199 rather than schedule_insns if the pass is enabled.
6201 2010-01-13 Martin Jambor <mjambor@suse.cz>
6203 PR tree-optimization/42704
6204 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6207 2010-01-13 Martin Jambor <mjambor@suse.cz>
6209 PR tree-optimization/42703
6210 * tree-sra.c (analyze_access_subtree): Check that we can build a
6211 reference to the original data within the aggregate.
6213 2010-01-13 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/42705
6216 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6218 2010-01-13 Richard Guenther <rguenther@suse.de>
6221 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6223 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6226 * var-tracking.c (values_to_unmark): New variable.
6227 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6228 values_to_unmark vector. Moved body to...
6229 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6230 instead queue it into values_to_unmark vector.
6231 (vt_find_locations): Free values_to_unmark vector.
6233 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6235 * config/s390/s390.c (override_options): Set
6236 default of max-pending-list-length to 256
6238 2010-01-13 Richard Guenther <rguenther@suse.de>
6241 * tree-pass.h (PROP_gimple_lcx): New.
6242 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6243 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6244 before the final cleanup_eh.
6245 (dump_properties): Dump PROP_gimple_lcx.
6246 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6247 (tree_lower_complex_O0): Remove.
6248 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6249 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6250 tree_lower_complex, schedule TODO_update_ssa.
6251 * lto-streamer-out.c (output_function): Stream the functions
6253 * lto-streamer-in.c (input_function): Likewise.
6254 (lto_read_body): Do not override them here.
6256 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6259 * c-typeck.c (build_c_cast): Fold value cast to union type before
6260 wrapping it in a CONSTRUCTOR.
6262 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6264 PR rtl-optimization/42699
6265 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6268 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6270 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6271 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6272 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6273 SUBTARGET_WARN_UNUSED_SPEC): ... here
6274 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6276 2010-01-12 Julian Brown <julian@codesourcery.com>
6278 * config/arm/neon-schedgen.ml (Utils): Don't try to
6279 open missing module.
6280 (find_with_result): New.
6282 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6285 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6286 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6288 PR tree-optimization/42645
6289 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6290 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6291 decl_map, set processing_debug_stmt to -1 and return name without
6294 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6296 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6297 binutils version, and reword target configuration description.
6299 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6301 * config/avr/avr.h (LINKER_NAME): Remove.
6303 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6306 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6307 that support VSX, warn for -mno-altivec if vsx is not disabled,
6310 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6311 Shujing Zhao <pearly.zhao@oracle.com>
6313 PR translation/42469
6314 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6315 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6316 character between option name and help text.
6317 * c.opt (imultilib): Likewise.
6319 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6321 * lto-streamer-out.c (output_unreferenced_globals): Output static
6324 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6326 PR rtl-optimization/42621
6327 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6328 optimizing for size.
6329 (duplicate_computed_gotos): Remove now-redundant check.
6331 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6334 * configure.ac: Save and restore LDFLAGS and LIBS
6335 * configure: Regenerate.
6337 2010-01-10 Richard Guenther <rguenther@suse.de>
6340 * builtins.c (fold_builtin_strlen): Add type argument and
6341 convert the resulting length to it.
6342 (fold_builtin_1): Adjust.
6344 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6346 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6347 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6349 (num_insns_constant_wide): Adjust for that change.
6351 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6354 * web.c (union_defs): Add used argument, to combine uses of
6356 (entry_register): Adjust type and tests of used argument.
6357 (web_main): Widen used for new use. Pass it to union_defs.
6358 * df.h (union_defs): Adjust prototype.
6360 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6363 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6364 uses in new incoming argument. Free body.
6365 (reset_debug_uses_in_loop): New.
6366 (analyze_insn_to_expand_var): Call the latter if the former found
6367 anything. Fix whitespace. Reject invalid dest overlaps before
6368 going through all insns in the loop.
6370 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6373 * haifa-sched.c (dying_use_p): Debug insns don't count.
6375 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6378 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6379 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6380 (verify_gimple_call): Reject LHS in noreturn calls.
6382 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6386 * tree-vect-loop-manip.c (adjust_info): New type.
6387 (adjust_vec): New pointer to vector.
6388 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6389 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6390 (slpeel_update_phis_for_duplicate_loop): Use them.
6391 (slpeel_update_phi_nodes_for_guard1): Likewise.
6392 (slpeel_update_phi_nodes_for_guard2): Likewise.
6393 (slpeel_tree_peel_loop_to_edge): Likewise.
6394 (vect_update_ivs_after_vectorizer): Likewise.
6396 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6398 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6399 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6401 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6403 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6404 bogus uninitialized warning.
6406 2010-01-09 Richard Guenther <rguenther@suse.de>
6409 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6410 the evolution is compatible with the initial condition.
6412 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6414 * gcc.c (process_command): Update copyright notice dates.
6415 * gcov.c (print_version): Likewise.
6416 * gcov-dump.c (print_version): Likewise.
6417 * mips-tfile.c (main): Likewise.
6418 * mips-tdump.c (main): Likewise.
6420 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6423 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6425 (rotlhi3_8): Delete.
6427 (rotlsi3_8): Delete.
6428 (rotlsi3_16): Delete.
6429 (rotlsi3_24): Delete.
6431 (*rotw<mode>3): New.
6432 (*rotb<mode>3): New.
6433 * config/avr/avr.c (avr_rotate_bytes): New function.
6434 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6436 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6439 * configure.ac: Modify -rdynamic check.
6440 * configure: Regenerate.
6442 2010-01-08 DJ Delorie <dj@redhat.com>
6444 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6445 register popping order.
6447 2010-01-08 Richard Guenther <rguenther@suse.de>
6450 * c.opt (fsigned-char): Also let LTO handle this option.
6451 (funsigned-char): Likewise.
6453 2010-01-07 Richard Guenther <rguenther@suse.de>
6455 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6456 (gimple_op): Likewise.
6457 (gimple_op_ptr): Likewise.
6458 (gimple_assign_set_lhs): Remove gcc_assert.
6459 (gimple_assign_set_rhs1): Likewise.
6460 (gimple_assign_set_rhs2): Likewise.
6461 (gimple_call_set_lhs): Likewise.
6462 (gimple_call_set_fn): Likewise.
6463 (gimple_call_set_fndecl): Likewise.
6464 (gimple_call_fndecl): Likewise.
6465 (gimple_call_return_type): Likewise.
6466 (gimple_call_set_chain): Likewise.
6467 (gimple_call_num_args): Likewise.
6468 (gimple_call_set_arg): Likewise.
6469 (gimple_cond_set_code): Likewise.
6470 (gimple_cond_set_lhs): Likewise.
6471 (gimple_cond_set_rhs): Likewise.
6472 (gimple_cond_set_true_label): Likewise.
6473 (gimple_cond_set_false_label): Likewise.
6474 (gimple_label_set_label): Likewise.
6475 (gimple_goto_set_dest): Likewise.
6476 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6477 (gimple_debug_bind_get_value): Likewise.
6478 (gimple_debug_bind_get_value_ptr): Likewise.
6479 (gimple_debug_bind_set_var): Likewise.
6480 (gimple_debug_bind_set_value): Likewise.
6481 (gimple_debug_bind_reset_value): Likewise.
6482 (gimple_debug_bind_has_value_p): Likewise.
6483 (gimple_return_retval_ptr): Remove gcc_assert.
6484 (gimple_return_retval): Likewise.
6485 (gimple_return_set_retval): Likewise.
6486 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6487 (safe_referenced_var_iterator): Remove.
6488 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6489 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6490 (fill_referenced_var_vec): Remove.
6491 (first_readonly_imm_use): Remove redundant gcc_assert.
6492 (phi_arg_index_from_use): Combine gcc_asserts.
6493 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6494 (first_imm_use_stmt): Remove redundant gcc_assert.
6495 * tree-cfg.c (verify_gimple_call): Verify function and chain
6496 operands. Verify arguments.
6497 (verify_types_in_gimple_stmt): Verify condition code and labels.
6499 2010-01-07 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/42641
6502 * sese.c (rename_map_elt_info): Use the SSA name version, do
6505 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6507 PR tree-optimization/42625
6508 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6509 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6511 2010-01-07 Duncan Sands <baldrick@free.fr>
6513 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6515 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6518 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6519 note itself is not function_invariant_p.
6521 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6523 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6524 Do not add the DF_NOTE problem.
6525 * store-motion.c (execute_rtl_store_motion): Likewise.
6527 2010-01-07 Martin Jambor <mjambor@suse.cz>
6529 PR tree-optimization/42157
6530 * tree-sra.c (compare_access_positions): Stabilize sort if both
6531 accesses have integer types, return zero immediately if they are the
6534 2010-01-06 Richard Henderson <rth@redhat.com>
6537 * haifa-sched.c (add_to_note_list): Merge into ...
6538 (concat_note_lists): ... here, and ...
6539 (unlink_other_notes, rm_other_notes): Merge into...
6540 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6541 NOTE_INSN_EPILOGUE_BEG.
6543 2010-01-06 Richard Guenther <rguenther@suse.de>
6545 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6546 not inline regular functions into always-inline functions.
6548 2010-01-06 Nick Clifton <nickc@redhat.com>
6550 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6551 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6553 (OVERRIDE_OPTIONS): Delete.
6554 (OPTIMIZATION_OPTIONS): Define.
6555 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6556 * config/rx/rx.c (rx_handle_option): Issue an error message if
6557 -mcpu=rx200 and -fpu are used together.
6558 (rx_set_optimization_options): New function. Issue an error
6559 message if an optimization attribute attempts to reset the FPU/
6560 math optimization pairing.
6561 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6562 * config/rx/rx.opt: Set the default to 32-bit doubles.
6563 * config/rx/t-rx: Add multilibs for -nofpu option.
6564 * doc/invoke.texi: Update documentation of RX options.
6566 2010-01-06 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa-pre.c (name_to_id): New global.
6569 (alloc_expression_id): Simplify SSA name handling.
6570 (lookup_expression_id): Likewise.
6571 (init_pre): Zero name_to_id.
6572 (fini_pre): Free it.
6574 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6576 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6578 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6581 * config/i386/sse.md (smaxv2di3): New.
6582 (umaxv2di3): Likewise.
6583 (sminv2di3): Likewise.
6584 (uminv2di3): Likewise.
6586 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6589 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6590 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6591 (legitimize_tls_address): Likewise.
6592 (sparc_tls_referenced_p): Likewise.
6593 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6594 and adjust calls to legitimize_pic_address.
6595 (legitimate_constant_p) Use sparc_tls_referenced_p.
6596 (legitimate_pic_operand_p): Likewise.
6597 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6598 (sparc_tls_symbol_ref_1): Delete.
6599 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6600 (legitimize_tls_address): Make static, handle CONST patterns.
6601 (legitimize_pic_address): Make static, remove unused parameter and
6602 adjust recursive calls.
6603 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6604 and adjust call to legitimize_pic_address.
6605 (sparc_output_mi_thunk): Likewise.
6607 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6608 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6612 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6613 operands to make them signed.
6616 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6619 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6620 GTU to GT for V4SI and V2DI.
6622 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6623 (umin<mode>3): Removed.
6625 (uminv4si3): Likewise.
6627 2010-01-05 Martin Jambor <mjambor@suse.cz>
6629 PR tree-optimization/42462
6630 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6631 current_function_decl to helper functions and macros.
6633 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6636 * flags.h: Don't include real.h.
6637 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6638 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6639 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6640 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6641 * dominance.c: Update copyright.
6642 * gimple.c (walk_gimple_op): Remove inline.
6643 * tree-ssa-reassoc.c: Include real.h.
6644 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6645 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6647 2010-01-05 Nick Clifton <nickc@redhat.com>
6649 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6650 register to push into the stack frame when the accumulator has to
6651 be saved during interrupts.
6653 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6655 * doc/invoke.texi: Remove the documentation about option
6657 * common.opt (Wunreachable-code): Preserved for backward
6659 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6660 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6661 the backward compatibility flag section.
6663 2010-01-05 Richard Guenther <rguenther@suse.de>
6665 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6667 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6670 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6672 PR tree-optimization/42508
6673 * tree-sra.c (convert_callers): Check for recursive call
6674 by comparing cgraph nodes instead of decls.
6675 (modify_function): Call ipa_modify_formal_parameters also
6676 on all same_body aliases.
6678 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6679 cgraph nodes when checking for same_body aliases.
6681 2010-01-05 Richard Guenther <rguenther@suse.de>
6683 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6684 allocation and lookup.
6685 (get_or_alloc_expr_for_constant): Likewise.
6686 (phi_translate): Sink allocation.
6688 2010-01-04 Richard Guenther <rguenther@suse.de>
6690 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6691 a new entry only if needed.
6692 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6693 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6695 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6697 (phi_translate): Handle CONSTANTs early.
6699 2010-01-04 Martin Jambor <mjambor@suse.cz>
6701 PR tree-optimization/42398
6702 * tree-sra.c (struct access): Removed flag grp_different_types.
6703 (dump_access): Do not dump the removed flag.
6704 (sort_and_splice_var_accesses): Do not set the removed flag.
6705 (sra_modify_expr): Check for type compatibility directly.
6707 2010-01-04 Martin Jambor <mjambor@suse.cz>
6709 PR tree-optimization/42366
6710 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6711 edges with variable number of parameters.
6712 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6713 flag instead of asserting it.
6714 (ipa_read_node_info): Read uses_analysis_done flag.
6716 2010-01-04 Richard Guenther <rguenther@suse.de>
6718 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6719 iterative_hash_* as intended.
6720 (vn_reference_compute_hash): Likewise. Simplify hashing
6722 (vn_reference_lookup_2): Likewise.
6723 (vn_nary_op_compute_hash): Likewise.
6724 (vn_phi_compute_hash): Likewise.
6725 (expressions_equal_p): Remove strange code.
6726 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6727 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6728 (bitmap_insert_into_set_1): Take value-id as parameter.
6729 (add_to_value): Pass it.
6730 (bitmap_insert_into_set): Likewise.
6731 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6733 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6736 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6737 (do_self_spec): For switches with SWITCH_IGNORE set set also
6738 SWITCH_IGNORE_PERMANENTLY.
6739 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6742 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6744 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6745 tree of an unreferenced global var.
6747 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6750 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6751 GTU to GT for V4SI and V2DI.
6753 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6754 (umin<mode>3): Removed.
6756 (uminv4si3): Likewise.
6758 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6761 * collect2.c (main): Turn on trace in collect2 if -v is passed
6764 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6766 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6767 description of expression operand.
6769 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6771 * configure.ac: Add install-html to target_list for Make-hooks.
6772 * configure: Regenerate.
6773 * fortran/Make-lang.in (F95_HTMLFILES): New.
6774 (fortran.html): Use it.
6775 (fortran.install-html): New.
6776 * Makefile.in (install-html): Add lang.install-html.
6777 * java/Make-lang.in (JAVA_HTMLFILES): New.
6778 (java.html): Use it.
6779 (java.install-html): New.
6780 * objc/Make-lang.in (objc.install-html): New.
6781 * objcp/Make-lang.in (obj-c++.install-html): New.
6782 * cp/Make-lang.in (c++.install-html): New.
6783 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6784 * lto/Make-lang.in (lto.install-html): New.
6786 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6789 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6791 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6793 PR rtl-optimization/41862
6794 * store-motion.c (store_killed_in_insn, compute_store_table,
6795 remove_reachable_equiv_notes, replace_store_insn,
6796 build_store_vectors): Ignore all DEBUG_INSNs.
6798 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6801 * common.opt: Add dumpdir.
6803 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6805 (option_map): Add --dumpdir.
6807 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6809 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6811 * opts.c (decode_options): Try dump_dir_name first if
6812 dump_base_name isn't an absolute path.
6813 (common_handle_option): Handle OPT_dumpdir.
6815 * toplev.c (dump_dir_name): New.
6816 (print_switch_values): Also ignore -dumpdir.
6818 * toplev.h (dump_dir_name): New.
6820 2010-01-03 Richard Guenther <rguenther@suse.de>
6822 PR tree-optimization/42589
6823 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6824 double-word expansion of bswap32.
6826 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6828 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6829 with BLOCK_FOR_INSN.
6830 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6831 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6832 noce_process_if_block): Likewise.
6833 * gcse.c (compute_local_properties, insert_expr_in_table,
6834 insert_set_in_table, canon_list_insert, find_avail_set,
6835 pre_insert_copy_insn): Likewise.
6837 * basic-block.h (BLOCK_NUM): Move from here...
6838 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6840 2010-01-03 Richard Guenther <rguenther@suse.de>
6842 PR tree-optimization/42438
6843 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6844 contains_may_not_return_call flag.
6845 (BB_MAY_NOTRETURN): New.
6846 (valid_in_sets): Trapping nary operations are not valid
6847 in blocks that may not return.
6848 (insert_into_preds_of_block): Remove check for trapping expressions.
6849 (compute_avail): Compute also BB_MAY_NOTRETURN.
6851 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6853 * doc/invoke.texi: Add 2010 to copyright years.
6855 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6857 * config/sparc/sparc.c: Fix formatting nits.
6859 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6860 Alexander Monakov <amonakov@ispras.ru>
6862 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6864 2010-01-02 Richard Guenther <rguenther@suse.de>
6867 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6868 (simplify_switch_using_ranges): Mark to be removed edges
6871 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6873 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6875 * collect2.c (scan_libraries): Add missing argument in call to
6878 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6881 * config/alpha/predicates.md (aligned_memory_operand): Return false
6883 (unaligned_memory_operand): Return true for CQImode.
6884 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6885 doesn not cross aligned SImode word boundary.
6887 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6889 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6891 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6892 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6894 2010-01-02 Richard Guenther <rguenther@suse.de>
6897 * toplev.c (compile_file): Emit LTO marker properly. Change
6899 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6901 2010-01-01 Richard Guenther <rguenther@suse.de>
6904 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6906 2010-01-01 Richard Guenther <rguenther@suse.de>
6909 * c-decl.c (grokdeclarator): For zero-size arrays force
6910 structural equality checks as layout_type does.
6912 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6914 * builtins.c: Update copyright to 2010.
6916 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6919 * lto-streamer-out.c (produce_asm): Revert the last change.
6920 (copy_function): Likewise.
6922 * lto-streamer.c (lto_get_section_name): Skip any leading
6925 2010-01-01 Richard Guenther <rguenther@suse.de>
6928 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6932 Copyright (C) 2010 Free Software Foundation, Inc.
6934 Copying and distribution of this file, with or without modification,
6935 are permitted in any medium without royalty provided the copyright
6936 notice and this notice are preserved.