1 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3 PR rtl-optimization/43520
4 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
5 zero available registers.
7 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * builtins.c (fold_builtin_cproj): Fold more cases.
11 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
14 (fold_builtin_1): Fold builtin cproj.
15 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
16 Use ATTR_CONST_NOTHROW_LIST.
18 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
21 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
22 ffsi2_no_cmove for !TARGET_CMOVE.
23 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
24 (ffssi2): Remove expander.
25 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
27 (ctz<mode>2): Ditto from ctz{si,di}2.
28 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
30 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
33 2010-04-20 Jakub Jelinek <jakub@redhat.com>
35 * dwarf2out.c (AT_linkage_name): Define.
36 (clone_as_declaration): Handle DW_AT_linkage_name.
37 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
38 of DW_AT_MIPS_linkage_name.
39 (move_linkage_attr): Likewise.
40 (dwarf2out_finish): Likewise.
42 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
45 * fold-const.c (fold_comparison): New folding rule.
47 2010-04-20 Anatoly Sokolov <aesok@post.ru>
49 * double-int.h (double_int_setbit): Declare.
50 * double-int.c (double_int_setbit): New function.
51 * rtl.h (immed_double_int_const): Declare.
52 * emit-rtl.c (immed_double_int_const): New function.
53 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
54 and immed_double_int_const functions.
55 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
56 expand_copysign_bit): (Ditto.).
57 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
58 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
59 * dojump.c (prefer_and_bit_test): (Ditto.).
60 * expr.c (convert_modes, reduce_to_bit_field_precision,
61 const_vector_from_tree): (Ditto.).
62 * expmed.c (mask_rtx, lshift_value): (Ditto.).
64 2010-04-20 Jan Hubicka <jh@suse.cz>
66 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
67 (dump_cgraph_node): Dump new flags.
68 * cgraph.h (struct cgraph_node): Add flags
69 reachable_from_other_partition and in_other_partition.
70 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
71 other partition can not be removed.
72 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
73 the other partition must be output; silence sanity checking on
74 leaking functions bodies from other paritition.
75 * lto-cgraph.c (reachable_from_other_partition_p): New function.
76 (lto_output_node): Output new flags; do not sanity check that inline
77 clones are output; drop lto_forced_extern_inline_p code; do not mock
78 visibility flags at partition boundaries.
79 (add_node_to): New function.
80 (output_cgraph): Use it to sort functions so masters appear before
82 (input_overwrite_node): Input new flags.
83 * passes.c (ipa_write_summaries): Do not call
84 lto_new_extern_inline_states.
85 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
86 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
87 lto_forced_extern_inline_p): Kill.
88 * lto-streamer.h (lto_new_extern_inline_states,
89 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
90 lto_forced_extern_inline_p): Kill.
92 2010-04-20 Richard Guenther <rguenther@suse.de>
94 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
95 from vars that can have pointers.
96 (process_constraint): Dump useless constraints.
98 2010-04-20 Richard Guenther <rguenther@suse.de>
100 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
101 (dump_sa_points_to_info): Remove asserts.
102 (init_base_vars): nothing_id isn't an escape point nor does it
105 2010-04-20 Jakub Jelinek <jakub@redhat.com>
107 * tree.h (TYPE_REF_IS_RVALUE): Define.
108 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
109 should_move_die_to_comdat, prune_unused_types_walk): Handle
110 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
111 (modified_type_die, gen_reference_type_die): Emit
112 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
113 if TYPE_REF_IS_RVALUE and -gdwarf-4.
115 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
118 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
119 calls for -fpic -m31 if they have been sibcall optimized.
121 2010-04-19 James E. Wilson <wilson@codesourcery.com>
123 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
124 ar.lc fixed and call-used.
126 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
128 2010-04-19 Jan Hubicka <jh@suse.cz>
130 * opts.c (decode_options): Disable whpr incompatible passes.
131 * lto/lto.c (lto_1_to_1_map): Skip clones.
132 (read_cgraph_and_symbols): Do not mark everything as needed.
133 (do_whole_program_analysis): Do map only after optimizing;
134 set proper cgraph_state; use passmanager.
136 2010-04-19 DJ Delorie <dj@redhat.com>
138 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
139 POINTER_PLUS_EXPR and fix them.
141 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
143 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
144 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
145 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
146 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
147 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
148 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
149 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
150 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
151 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
152 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
153 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
155 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
157 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
158 (check_cond_move_block): Likewise.
159 (cond_move_process_if_block): Likewise.
160 (noce_find_if_block): Improve formatting.
161 (find_if_header): Pass 0 to memset and tweak conditions.
162 (cond_exec_find_if_block): Fix long lines and tweak conditions.
164 2010-04-19 Jakub Jelinek <jakub@redhat.com>
166 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
170 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
171 with non-local decl doesn't need chain.
173 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
175 * ira-color.c (allocno_reload_assign): Avoid accumulating
176 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
178 2010-04-19 Martin Jambor <mjambor@suse.cz>
180 * gimple.h (create_tmp_reg): Declare.
181 * gimplify.c (create_tmp_reg): New function.
182 (gimplify_return_expr): Use create_tmp_reg.
183 (gimplify_omp_atomic): Likewise.
184 (gimple_regimplify_operands): Likewise.
185 * tree-dfa.c (make_rename_temp): Likewise.
186 * tree-predcom.c (predcom_tmp_var): Likewise.
187 (reassociate_to_the_same_stmt): Likewise.
188 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
189 (get_replaced_param_substitute): Likewise.
190 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
191 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
192 * tree-ssa-pre.c (get_representative_for): Likewise.
193 (create_expression_by_pieces): Likewise.
194 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
195 (create_tailcall_accumulator): Likewise.
197 2010-04-19 Martin Jambor <mjambor@suse.cz>
199 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
201 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
203 2010-04-19 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/43796
206 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
207 from SCEV in the lattice.
208 (vrp_visit_phi_node): Dump change.
210 2010-04-19 Richard Guenther <rguenther@suse.de>
212 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
213 * configure: Re-generated.
215 2010-04-19 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/43783
218 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
219 constant ARRAY_REF operands two and three if possible.
221 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
226 2010-04-19 Jie Zhang <jie@codesourcery.com>
229 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
231 2010-04-19 Ira Rosen <irar@il.ibm.com>
233 PR tree-optimization/37027
234 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
235 and macro to access it.
236 (vectorizable_reduction): Add argument.
237 (vect_get_slp_defs): Likewise.
238 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
239 statements for possible use in SLP.
240 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
241 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
242 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
244 (vectorizable_reduction): Likewise.
245 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
247 (vectorizable_type_demotion, vectorizable_type_promotion,
248 vectorizable_store): Likewise.
249 (vect_analyze_stmt): Update call to vectorizable_reduction.
250 (vect_transform_stmt): Likewise.
251 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
252 (vect_build_slp_tree): Fix indentation. Check that there are no loads
253 from different interleaving chains in same node.
254 (vect_slp_rearrange_stmts): New function.
255 (vect_supported_load_permutation_p): Allow load permutations for
256 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
257 inside SLP nodes if necessary.
258 (vect_analyze_slp_instance): Handle reductions.
259 (vect_analyze_slp): Try to build SLP instances originating from groups
261 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
262 (vect_get_constant_vectors): Create initial vectors for reductions
263 according to reduction code. Add new argument.
264 (vect_get_slp_defs): Add new argument, pass it to
265 vect_get_constant_vectors.
266 (vect_schedule_slp_instance): Remove SLP tree root statements.
268 2010-04-19 Jakub Jelinek <jakub@redhat.com>
270 * tree.h (ENUM_IS_SCOPED): Define.
271 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
272 for ENUM_IS_SCOPED enums.
274 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
276 * fold-const.c (fold_comparison): Use ssizetype.
277 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
278 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
279 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
280 * tree-object-size.c (compute_object_sizes): Use size_type_node.
282 * tree.h (initialize_sizetypes): Remove parameter.
283 (build_common_tree_nodes): Remove second parameter.
284 * stor-layout.c (initialize_sizetypes): Remove parameter.
285 Always create an unsigned type.
286 (set_sizetype): Assert that the passed type is unsigned and simplify.
287 * tree.c (build_common_tree_nodes): Remove second parameter.
288 Adjust call to initialize_sizetypes.
289 * c-decl.c (c_init_decl_processing): Remove second argument in call to
290 build_common_tree_nodes.
292 2010-04-18 Matthias Klose <doko@ubuntu.com>
294 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
296 2010-04-18 Ira Rosen <irar@il.ibm.com>
298 PR tree-optimization/43771
299 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
300 load permutation doesn't have gaps.
302 2010-04-18 Jan Hubicka <jh@suse.cz>
304 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
305 (sse_prologue_save_insn expander): Use new pattern.
306 (sse_prologue_save_insn1): New pattern and splitter.
307 (sse_prologue_save_insn): Update to deal also with 64bit aligned
309 * i386.c (setup_incoming_varargs_64): Do not compute jump
311 (ix86_gimplify_va_arg): Update alignment needed.
312 (ix86_local_alignment): Do not align all local arrays to 128bit.
314 2010-04-17 Jan Hubicka <jh@suse.cz>
316 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
318 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
320 * arm.md (negdi2): Remove redundant code to force values into a
323 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
325 * arm/bpabi.S: Add EABI alignment attributes to objects.
326 * arm/bpabi-v6m.S: Likewise.
327 * arm/crti.asm: Likewise.
328 * arm/crtn.asm: Likewise.
329 * arm/lib1funcs.asm: Likewise.
330 * arm/libunwind.S: Likewise.
332 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
334 * arm-protos.h (tune_params): New structure.
335 * arm.c (current_tune): New variable.
336 (arm_constant_limit): Delete.
337 (struct processors): Add pointer to the tune parameters.
338 (arm_slowmul_tune): New tuning option.
339 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
340 (all_cores): Adjust to pick up the tuning model.
341 (arm_constant_limit): New function.
342 (arm_override_options): Select the appropriate tuning model. Delete
343 initialization of arm_const_limit.
344 (arm_split_constant): Use the new constant-limit model.
345 (arm_rtx_costs): Pick up the current tuning model.
346 * arm.md (is_strongarm, is_xscale): Delete.
347 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
348 for Xscale variant architectures.
349 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
351 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
353 * config/arm/arm.c (arm_gen_constant): Remove unused variable
355 (arm_rtx_costs_1): Remove unused variable extra_cost.
356 (arm_unwind_emit_set): Use variable offset.
357 (thumb1_output_casesi): Remove unused variable flags.
359 2010-04-16 Jeff Law <law@redhat.com>
361 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
362 needing assignment rather than doing a two-phase assignment. Remove
365 2010-04-16 Jakub Jelinek <jakub@redhat.com>
368 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
370 2010-04-16 Doug Kwan <dougkwan@google.com>
372 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
373 (next_operand_entry_id): New static variable.
374 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
375 (add_to_ops_vec): Assigned unique ID to operand entry.
376 (struct oecount_s): New field ID.
377 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
378 (undistribute_ops_list): Assign unique IDs to oecounts.
379 (init_reassoc): reset next_operand_entry_id.
381 2010-04-16 Doug Kwan <dougkwan@google.com>
383 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
384 missing left parenthesis.
386 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
388 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
389 *btdi_rex64 using SWI48 mode iterator.
390 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
391 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
392 *jcc_btdi_mask_rex64.
394 2010-04-16 Anatoly Sokolov <aesok@post.ru>
396 * double-int.h (tree_to_double_int): Convert to macro.
397 * double-int.c (tree_to_double_int): Remove.
399 2010-04-16 Jakub Jelinek <jakub@redhat.com>
402 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
403 with want_address 2 and in case a single element list might be
404 possible, call it again with want_address 0.
406 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
408 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
409 case 'W' print operands for HI mode.
410 * config/h8300/h8300.h (Y0, Y2) : New constraints.
411 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
412 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
413 * config/h8300/predicate.md (bit_register_indirect_operand): New.
415 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
417 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
418 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
419 #xx:3 and #xx:4 mode.
421 * config/h8300/h8300.md (inverted load with HImode dest): Add
424 * config/h8300/predicate.md (bit_operand): Allow immediate values that
425 satisfy 'U' constraint.
427 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
429 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
430 * configure: Regenerate.
431 * config.in: Regenerate.
432 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
435 2010-04-16 Richard Guenther <rguenther@suse.de>
437 * tree.h (struct tree_decl_minimal): Move pt_uid ...
438 (struct tree_decl_common): ... here.
439 (DECL_PT_UID): Adjust.
440 (SET_DECL_PT_UID): Likewise.
441 (DECL_PT_UID_SET_P): Likewise.
443 2010-04-16 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/43572
446 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
447 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
448 * tree-flow.h (is_call_clobbered): Remove.
449 * tree-flow-inline.h (is_call_clobbered): Likewise.
450 * tree-dfa.c (dump_variable): Do not dump call clobber state.
451 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
452 (execute_return_slot_opt): Adjust.
453 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
454 check for call clobbered vars here.
455 (find_tail_calls): Move tailcall verification to the
458 2010-04-16 Diego Novillo <dnovillo@google.com>
460 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
462 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
465 * config/arm/arm.md (cbranchqi4): New pattern.
466 * config/arm/predicates.md (const0_operand,
467 cbranchqi4_comparison_operator): New predicates.
469 2010-04-16 Richard Guenther <rguenther@suse.de>
471 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
472 (dump_gimple_stmt): Likewise.
474 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
476 * recog.h (struct recog_data): New field is_operator.
477 (struct insn_operand_data): New field is_operator.
478 * recog.c (extract_insn): Set recog_data.is_operator.
479 * genoutput.c (output_operand_data): Emit code to set the
481 * reload.c (find_reloads): Use it rather than testing for an
482 empty constraint string.
485 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
486 If the previous insn is a cbranchsi4_insn with the same arguments,
487 omit the compare instruction.
489 * config/arm/arm.md (addsi3_cbranch): If destination is a high
490 register, inputs must be low registers and we need a low register
491 scratch. Handle alternative 2 like alternative 3.
493 2010-04-16 Jakub Jelinek <jakub@redhat.com>
495 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
496 don't call get_addr on both. If one expression is a VALUE and
497 the other a REG, check VALUE's locs if the REG isn't among them.
499 2010-04-16 Christian Bruel <christian.bruel@st.com>
501 * config/sh/sh.h (sh_frame_pointer_required): New function.
502 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
503 (flag_omit_frame_pointer) Set.
504 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
505 (rounded_frame_size): Adjust size with outgoing_args_size.
506 (sh_set_return_address): Must return from stack pointer.
507 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
508 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
509 (ACCUMULATE_OUTGOING_ARGS): Define.
510 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
511 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
513 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
516 * config/sh/sh.c (sh_legitimize_reload_address): Use
517 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
518 Remove a unneeded check for offset_base.
520 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
522 * configure: Regenerated.
524 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
526 * config/s390/s390.c (s390_call_save_register_used): Switch back
529 2010-04-15 Richard Guenther <rguenther@suse.de>
531 * alias.c (alias_set_subset_of): Handle alias-set zero
534 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
535 Julian Brown <julian@codesourcery.com>
537 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
538 alternatives according to use of high and low regs.
539 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
540 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
541 optimizing for size on Thumb-2.
543 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
545 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
547 2010-04-15 Richard Guenther <rguenther@suse.de>
549 * tree-ssa-structalias.c (struct variable_info): Add
551 (new_var_info): Initialize it.
552 (dump_constraints): Support printing last added constraints.
553 (debug_constraints): Adjust.
554 (dump_constraint_graph): Likewise.
555 (make_heapvar_for): Check for NULL cfun.
556 (get_function_part_constraint): New function.
557 (get_fi_for_callee): Likewise.
558 (find_func_aliases): Properly implement IPA PTA constraints.
559 (process_ipa_clobber): New function.
560 (find_func_clobbers): Likewise.
561 (insert_into_field_list_sorted): Remove.
562 (create_function_info_for): Properly allocate vars for IPA mode.
563 Do not use insert_into_field_list_sorted.
564 (create_variable_info_for): Properly generate constraints for
565 global vars in IPA mode.
566 (dump_solution_for_var): Always dump the solution.
567 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
568 (find_what_var_points_to): Adjust.
569 (pt_solution_set): Change.
570 (pt_solution_ior_into): New function.
571 (pt_solution_empty_p): Export.
572 (pt_solution_includes_global): Adjust.
573 (pt_solution_includes_1): Likewise.
574 (pt_solutions_intersect_1): Likewise.
575 (dump_sa_points_to_info): Check some invariants.
576 (solve_constraints): Move constraint dumping ...
577 (compute_points_to_sets): ... here.
578 (ipa_pta_execute): ... and here.
579 (compute_may_aliases): Do not re-compute points-to info
580 locally if IPA info is available.
581 (ipa_escaped_pt): New global var.
582 (ipa_pta_execute): Properly implement IPA PTA.
583 * tree-into-ssa.c (dump_decl_set): Support dumping
584 decls not in referenced-vars.
585 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
586 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
587 (dump_points_to_solution): Likewise.
588 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
589 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
590 (remap_gimple_stmt): Reset call clobber/use information if necessary.
591 (copy_decl_to_var): Copy DECL_PT_UID.
592 (copy_result_decl_to_var): Likewise.
593 * tree.c (make_node_stat): Initialize DECL_PT_UID.
594 (copy_node_stat): Copy it.
595 * tree.h (DECL_PT_UID): New macro.
596 (SET_DECL_PT_UID): Likewise.
597 (DECL_PT_UID_SET_P): Likewise.
598 (struct tree_decl_minimal): Add pt_uid member.
599 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
600 (pt_solution_empty_p): Declare.
601 (pt_solution_set): Adjust.
602 (ipa_escaped_pt): Declare.
603 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
604 * gimple-pretty-print.c (pp_points_to_solution): New function.
605 (dump_gimple_call): Dump call clobber/use information.
606 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
607 * tree-pass.h (TDF_ALIAS): New dump option.
608 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
609 * doc/invoke.texi (-fipa-pta): Update documentation.
611 2010-04-15 Richard Guenther <rguenther@suse.de>
613 * Makefile.in (OBJS-common): Add gimple-fold.o.
614 (gimple-fold.o): New rule.
615 * tree.h (maybe_fold_offset_to_reference,
616 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
618 * gimple.h: ... here.
619 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
620 may_propagate_address_into_dereference): Move prototypes ...
621 * gimple.h: ... here.
622 * tree-ssa-ccp.c (get_symbol_constant_value,
623 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
624 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
625 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
626 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
627 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
628 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
629 gimplify_and_update_call_from_tree): Move ...
630 * gimple-fold.c: ... here. New file.
631 (ccp_fold_builtin): Rename to ...
632 (gimple_fold_builtin): ... this.
633 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
635 2010-04-15 Richard Guenther <rguenther@suse.de>
637 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
638 fit_double_type, force_fit_type_double, add_double_with_sign,
639 neg_double, mul_double_with_sign, lshift_double, rshift_double,
640 lrotate_double, rrotate_double, div_and_round_double): Move ...
641 * double-int.c: ... here.
642 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
643 add_double, neg_double, mul_double_with_sign, mul_double,
644 lshift_double, rshift_double, lrotate_double, rrotate_double,
645 div_and_round_double): Move prototypes ...
646 * double-int.h: ... here.
648 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
651 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
652 matching constraints to ensure inputs match the output.
654 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
657 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
658 in an input-only operand.
660 2010-04-15 Anatoly Sokolov <aesok@post.ru>
662 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
663 (double_int_not, double_int_lshift, double_int_rshift): Declare.
664 (double_int_negative_p): Convert to static inline function.
665 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
666 (double_int_negative_p): Remove.
667 * tree.h (lshift_double, rshift_double):
668 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
669 * fold-const.c (fold_convert_const_int_from_real,
670 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
671 (lshift_double): Change type of arith argument to bool.
672 (rshift_double): Change type of arith argument to bool. Correct
674 * expmed.c (mask_rtx, lshift_value): (Ditto.).
676 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
679 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
680 at the start and end of the then/else blocks, and omit them from the
682 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
683 argument; all callers changed. Pass zero to old_insns_match_p instead.
684 (flow_find_head_matching_sequence): New function.
685 (old_insns_match_p): Check REG_EH_REGION notes for calls.
686 * basic-block.h (flow_find_cross_jump,
687 flow_find_head_matching_sequence): Declare functions.
689 2010-04-14 Jason Merrill <jason@redhat.com>
692 * c-common.c (attribute_takes_identifier_p): New fn.
693 * c-common.h: Declare it.
695 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
699 (*udivmod<mode>4): Ditto.
701 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (maxmin_int): Rename code attribute from
704 maxminiprefix and update all users.
705 (maxmin_float): Ditto from maxminfprefix.
706 (logic): Ditto from logicprefix.
707 (absneg_mnemonic): Ditto from absnegprefix.
708 * config/i386/mmx.md: Update all users of maxminiprefix,
709 maxminfprefix and logicprefix for rename.
710 * config/i386/sse.md: Ditto.
711 * config/i386/sync.md (sync_<code><mode>): Update for
714 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
717 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
718 warnings converted to errors.
720 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
722 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
723 used insn_type variable.
724 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
725 to avoid set-but-not-used warning.
727 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
729 * df-core.c (df_ref_debug): Change format string placeholder
731 * dwarf2asm.c (dw2_asm_output_data_raw,
732 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
733 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
734 * dwarf2out.c (output_cfi, output_cfi_directive,
735 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
736 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
738 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
739 * print-rtl.c (print_rtx): Ditto.
741 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
744 * builtins.c (expand_builtin_pow_root): New function to expand pow
745 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
746 series of sqrt and cbrt calls under -ffast-math.
747 (expand_builtin_pow): Call it.
749 2010-04-14 Michael Matz <matz@suse.de>
751 PR tree-optimization/42963
752 * tree-cfg.c (touched_switch_bbs): New static variable.
753 (group_case_labels_stmt): New function broken out from ...
754 (group_case_labels): ... here, use the above.
755 (start_recording_case_labels): Allocate touched_switch_bbs.
756 (end_recording_case_labels): Deallocate it, call
757 group_case_labels_stmt.
758 (gimple_redirect_edge_and_branch): Remember index of affected BB.
760 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
765 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
769 2010-04-13 Jan Hubicka <jh@suse.cz>
771 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
772 of optimized out static functions.
773 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
774 cost computation. Also sanity check for overflows.
775 (update_caller_keys): Update cgraph_edge_badness call; properly
776 update fibheap and sanity check that it is up to date.
777 (add_new_edges_to_heap): Update cgraph_edge_badness.
778 (cgraph_decide_inlining_of_small_function): Likewise;
779 add sanity checking that badness in heap is up to date;
780 improve dumping of reason; Update badness of calls to the
781 offline copy of function currently inlined; dump badness
782 of functions not inlined because of unit growth limits.
784 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
787 * c-common.c (pointer_int_sum): Disregard overflow that occured only
788 because of sign-extension change when converting to sizetype here...
789 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
791 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
792 the folding to constants. Remove redundant final conversion.
793 (fold_binary) <associate>: Do not associate if the re-association of
794 constants alone overflows.
795 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
796 to the end of the list.
797 (multiple_of_p) <COND_EXPR>: New case.
799 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
801 * opt-functions.awk (opt_sanitized_name): New.
803 * optc-gen.awk: Use it
804 * opth-gen.awk: Use it.
806 2010-04-13 Martin Jambor <mjambor@suse.cz>
808 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
809 (sra_modify_assign): Delete stmts loading dead data even if racc has no
810 children. Call replace_uses_with_default_def_ssa_name to handle
813 2010-04-13 Michael Matz <matz@suse.de>
816 * builtins.c (expand_builtin_interclass_mathfn): Also create
817 a register if the predicate doesn't match.
819 2010-04-13 Diego Novillo <dnovillo@google.com>
821 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
822 * c-pch.c: Include timevar.h.
823 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
824 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
825 * ggc-common.c: Include timevar.h.
826 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
827 * timevar.def (TV_PCH_SAVE): Define.
828 (TV_PCH_CPP_SAVE): Define.
829 (TV_PCH_PTR_REALLOC): Define.
830 (TV_PCH_PTR_SORT): Define.
831 (TV_PCH_RESTORE): Define.
832 (TV_PCH_CPP_RESTORE): Define.
834 2010-04-13 Michael Matz <matz@suse.de>
836 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
838 (can_reassociate_p): New function.
839 (break_up_subtract_bb, reassociate_bb): Use it.
841 2010-04-13 Richard Guenther <rguenther@suse.de>
844 * builtins.c (c_readstr): Fix assert.
846 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
849 when generating cltd insn.
851 (*ashl<mode>3_1): Remove special handling for register operand 2.
852 (*ashlsi3_1_zext): Ditto.
854 (*ashlhi3_1_lea): Ditto.
856 (*ashlqi3_1_lea): Ditto.
857 (*<shiftrt_insn><mode>3_1): Ditto.
858 (*<shiftrt_insn>si3_1_zext): Ditto.
859 (*<shiftrt_insn>qi3_1_slp): Ditto.
860 (*<rotate_insn><mode>3_1): Ditto.
861 (*<rotate_insn>si3_1_zext): Ditto.
862 (*<rotate_insn>qi3_1_slp): Ditto.
864 2010-04-13 Richard Guenther <rguenther@suse.de>
866 * tree-ssa-structalias.c (callused_id): Remove.
867 (call_stmt_vars): New.
868 (get_call_vi): Likewise.
869 (lookup_call_use_vi): Likewise.
870 (lookup_call_clobber_vi): Likewise.
871 (get_call_use_vi): Likewise.
872 (get_call_clobber_vi): Likewise.
873 (make_transitive_closure_constraints): Likewise.
874 (handle_const_call): Adjust to do per-call call-used handling.
875 (handle_pure_call): Likewise.
876 (find_what_var_points_to): Remove general callused handling.
877 (init_base_vars): Likewise.
878 (init_alias_vars): Initialize call_stmt_vars.
879 (compute_points_to_sets): Process call-used and call-clobbered
880 vars for call statements.
881 (delete_points_to_sets): Free call_stmt_vars.
883 2010-04-13 Richard Guenther <rguenther@suse.de>
885 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
886 Only add RW dependence for dependence distance zero.
887 Adjust maximal vectorization factor according to dependences.
888 Move alignment handling ...
889 (vect_find_same_alignment_drs): ... here. New function.
890 (vect_analyze_data_ref_dependences): Adjust.
891 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
892 (vect_analyze_data_refs): Adjust minimal vectorization factor
893 according to data references.
894 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
895 dependences before determining the vectorization factor.
896 Analyze alignment after determining the vectorization factor.
897 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
898 dependences before alignment.
899 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
901 (vect_analyze_data_refs): Likewise.
902 (MAX_VECTORIZATION_FACTOR): New define.
904 2010-04-13 Duncan Sands <baldrick@free.fr>
906 * except.h (lang_eh_type_covers): Remove.
907 * except.c (lang_eh_type_covers): Likewise.
909 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
910 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
912 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
913 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
914 UNITS_PER_LONG where it is ABI relevant.
915 (s390_return_addr_rtx): Likewise.
916 (s390_back_chain_rtx): Likewise.
917 (s390_frame_area): Likewise.
918 (s390_frame_info): Likewise.
919 (s390_initial_elimination_offset): Likewise.
920 (save_gprs): Likewise.
921 (s390_emit_prologue): Likewise.
922 (s390_emit_epilogue): Likewise.
923 (s390_function_arg_advance): Likewise.
924 (s390_function_arg): Likewise.
925 (s390_va_start): Likewise.
926 (s390_gimplify_va_arg): Likewise.
927 (s390_function_profiler): Likewise.
928 (s390_optimize_prologue): Likewise.
929 (s390_rtx_costs): Likewise.
930 (s390_secondary_reload): Likewise.
931 (s390_promote_function_mode): Likewise.
932 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
933 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
935 (s390_unwind_word_mode): New function.
936 (s390_function_value): Split 64 bit values into register pair if
937 used as return value.
938 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
939 function call parameters. Handle parallels.
940 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
941 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
942 (DWARF_CIE_DATA_ALIGNMENT): New macro.
943 (s390_expand_setmem): Remove unused variable src_addr.
944 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
945 deal with 64 bit registers.
946 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
947 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
948 (UNITS_PER_LONG): New macro.
949 * libjava/include/s390-signal.h: Define extended ucontext
950 structure containing the upper halfs of the 64 bit registers.
952 2010-04-13 Simon Baldwin <simonb@google.com>
954 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
956 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
958 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
959 rvalue on the RHS if the LHS is of a non-renamable type.
960 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
962 2010-04-13 Matthias Klose <doko@ubuntu.com>
964 * gcc.c (cc1_options): Handle -iplugindir before processing
965 the cc1 spec. Only add -iplugindir once.
966 (cpp_unique_options): Add -iplugindir option if -fplugin* options
968 * common.opt (iplugindir): Remove `Separate' property, initialize.
969 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
971 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
972 (distclean): Remove plugin dir.
973 * doc/invoke.texi: Document -iplugindir.
975 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
977 * doc/plugins.texi (Loading Plugins): Document short
979 (Plugin API): Mention default_plugin_dir_name function.
981 * gcc.c (find_file_spec_function): Add new declaration.
982 (static_spec_func): Use it for "find-file".
983 (find_file_spec_function): Add new function.
984 (cc1_options): Add -iplugindir option if -fplugin* options found.
986 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
988 * plugin.c (add_new_plugin): Updated comment, and handle short
990 (default_plugin_dir_name): Added new function.
992 * common.opt (iplugindir): New option to set the plugin directory.
994 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.md (any_rotate): New code iterator.
997 (rotate_insn): New code attribute.
999 (SWIM124): New mode iterator.
1000 (<rotate_insn>ti3): New expander.
1001 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1002 any_rotate code iterator.
1003 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1004 using any_rotate code iterator and SWIM124 mode iterator.
1005 (ix86_rotlti3): New insn_and_split pattern.
1006 (ix86_rotrti3): Ditto.
1007 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1008 ix86_rotl{di,ti}3 patterns.
1009 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1010 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1011 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1012 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1013 code iterator and SWI mode iterator.
1014 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1015 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1017 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1018 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1019 (bswap rotatert splitter): Add splitter.
1020 (bswap splitter): Macroize splitter using any_rotate code iterator.
1021 Add insn predicate to split only for TARGET_USE_XCHGB or when
1022 optimizing function for size.
1024 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1026 * config/pa/pa.c (emit_move_sequence): Remove use of
1027 deleted variable flag_argument_noalias.
1029 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1031 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1033 Add to unsupported targets list.
1034 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1035 sparc*-sun-solaris2.[567]* from target lists.
1036 * configure: Regenerate.
1037 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1039 Remove Solaris 7 patch references.
1040 (Specific, sparc-sun-solaris2.7): Removed.
1041 (sparc-sun-solaris2*): Update Solaris 7 example.
1042 (sparc64-*-solaris2*): Likewise.
1044 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1046 * config.build (alpha*-dec-osf4*): Remove.
1047 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1048 of obsolete configurations.
1049 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1051 * config/alpha/t-osf4: Renamed to ...
1052 * config/alpha/t-osf5: ... this.
1053 * config/alpha/osf.h: Renamed to ...
1054 * config/alpha/osf5.h: ... this.
1055 Merged old osf5.h contents.
1057 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1058 (EXTRA_SPECS): Removed.
1059 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1060 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1063 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1065 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1067 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1070 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1071 __thiscall convention.
1073 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1075 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1077 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1079 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1081 * function.c (assign_parms_initialize_all): Add unused attribute
1084 2010-04-12 Richard Guenther <rguenther@suse.de>
1086 * gsstruct.def (GSS_CALL): New.
1087 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1088 * gimple.h: Include tree-ssa-alias.h.
1089 (struct gimple_statement_call): New.
1090 (union gimple_statement_struct_d): Add gimple_call member.
1091 (gimple_call_reset_alias_info): Declare.
1092 (gimple_call_use_set): New function.
1093 (gimple_call_clobber_set): Likewise.
1094 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1095 * gimple.c (gimple_call_reset_alias_info): New function.
1096 (gimple_build_call_1): Call it.
1097 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1098 * tree-inline.c (remap_gimple_stmt): Likewise.
1099 (expand_call_inline): Remove callused handling.
1100 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1101 * tree-dfa.c (dump_variable): Likewise.
1102 * tree-parloops.c (parallelize_loops): Likewise.
1103 * tree-ssa.c (init_tree_ssa): Likewise.
1104 (delete_tree_ssa): Likewise.
1105 * tree-flow-inline.h (is_call_used): Remove.
1106 * tree-flow.h (struct gimple_df): Remove callused member.
1107 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1108 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1109 (ref_maybe_used_by_call_p_1): Simplify.
1110 (call_may_clobber_ref_p_1): Likewise.
1111 * tree-ssa-structalias.c (compute_points_to_sets): Set
1112 the call stmt used and clobbered sets.
1113 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1114 (find_tail_calls): Verify the tail call.
1116 2010-04-12 Richard Guenther <rguenther@suse.de>
1118 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1119 single-iteration always-inline inlining.
1120 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1121 (cgraph_decide_inlining): Do not handle always-inline specially.
1122 (try_inline): Remove always-inline cycle detection special case.
1123 Do not recurse on always-inlines.
1124 (cgraph_early_inlining): Do not iterate if not optimizing.
1125 (cgraph_gate_early_inlining): remove.
1126 (pass_early_inline): Run unconditionally.
1127 (gate_cgraph_decide_inlining): New function.
1128 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1129 not inlining or optimizing.
1130 (cgraph_decide_inlining_of_small_functions): Also consider
1131 always-inline functions.
1132 (cgraph_default_inline_p): Return true for nodes which should
1133 disregard inline limits.
1134 (estimate_function_body_sizes): Assume zero size and time for
1135 nodes which are marked as disregarding inline limits.
1136 (cgraph_decide_recursive_inlining): Do not perform recursive
1137 inlining on always-inline nodes.
1139 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1142 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1143 for exprs satisfying handled_component_p.
1145 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1147 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1148 non-constant aggregate elements.
1150 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1151 is a real initialization.
1153 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1156 * c-decl.c (start_function): Move forward check for nested function.
1158 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1160 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1161 * config/sh/sh.c: Include reload.h.
1162 (sh_legitimize_reload_address): New.
1163 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1164 sh_legitimize_reload_address.
1166 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1168 * config/sh/sh.md (*movqi_pop): New insn pattern.
1169 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1171 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.md (any_shiftrt): New code iterator.
1174 (shiftrt_insn): New code attribute.
1176 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1177 using any_shiftrt code iterator.
1178 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1179 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1180 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1181 pattern from corresponding peephole2 patterns.
1182 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1183 using any_shiftrt code iterator.
1184 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1185 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1186 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1187 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1188 *{ashr,lshr}<mode>3_cmp_zext.
1189 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1191 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1195 (*lshr<mode>3_cconly): Ditto.
1197 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1200 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1201 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1202 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1204 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1205 from corresponding peephole2 patterns.
1206 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1207 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1208 and *lshrdi3_1_rex64 using SWI mode iterator.
1209 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1210 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1211 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1212 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1213 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1214 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1215 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1216 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1217 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1220 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1223 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1224 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1225 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1227 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1228 from corresponding peephole2 patterns.
1229 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1230 (ashrsi3_cvt): Rename from ashrsi3_31.
1231 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1232 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1233 and x86_64_shift_adj_3 using SWI48 mode iterator.
1234 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1235 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1236 and *ashrdi3_1_rex64 using SWI mode iterator.
1237 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1238 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1239 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1240 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1241 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1242 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1243 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1244 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1245 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1247 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1248 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1249 x86_shift<mode>_adj_3 expanders.
1251 2010-04-10 Wei Guozhi <carrot@google.com>
1254 * config/arm/arm.c (arm_pic_static_addr): New function.
1255 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1257 (arm_output_addr_const_extra): Output expression for new pattern.
1258 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1260 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1262 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1265 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1266 * web.c: Include "insn-config.h" and "recog.h".
1267 (union_match_dups): New function.
1268 (web_main): Call it.
1269 (union_defs): Don't try to recognize match_dups.
1271 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1272 if doing so would replace the entire pattern.
1274 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1279 and splitter pattern. Change splitter operand 1 predicate to
1282 2010-04-09 Martin Jambor <mjambor@suse.cz>
1284 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1285 lattices are addresses of CONST_DECLs with the same initial value.
1286 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1287 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1289 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1290 Bernd Schmidt <bernds@codesourcery.com>
1292 * loop-invariant.c (replace_uses): New static function.
1293 (move_invariant_reg): Use it to ensure we can replace the uses.
1295 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1297 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1299 (picochip_override_options): Enable section anchors only above -O1.
1300 (picochip_reorg): Fixed a couple of build warnings.
1302 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1304 * configure.ac (plugin -rdynamic test): Log result.
1305 * configure: Regenerate.
1306 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1307 (RDYNAMIC_SPEC): Define.
1308 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1310 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1312 * configure.ac: Determine Sun ld version numbers.
1313 (comdat_group): Restrict GNU ld version checks to gld.
1314 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1315 (enable_comdat): Support --enable-comdat.
1316 * configure: Regenerate.
1317 * doc/install.texi (Configuration): Document --enable-comdat.
1319 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1321 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1322 * config/sol2-gld.h: ... here.
1323 * config.gcc (sparc*-*-solaris2*): Reflect this.
1324 (i[34567]86-*-solaris2*): Use it.
1326 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1328 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1330 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1332 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1335 * diagnostic.c (diagnostic_initialize): Initialize
1336 some_warnings_are_errors.
1337 (diagnostic_finish): New.
1338 (diagnostic_action_after_output): Call it before exiting.
1339 (diagnostic_report_diagnostic): Do not print message here. Set
1340 some_warnings_are_errors.
1341 * diagnostic.h (diagnostic_context): Delete
1342 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1343 (diagnostic_finish): Declare.
1344 * toplev.c (toplev_main): Call it before exit.
1346 2010-04-09 Jason Merrill <jason@redhat.com>
1349 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1350 for incomplete type.
1353 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1354 based on a warning flag.
1356 2010-04-09 Richard Guenther <rguenther@suse.de>
1358 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1360 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1363 * varasm.c (default_assemble_visibility): Wrap vars that are
1364 set, but unused, by targets without GAS.
1365 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1366 Remove set, but unused, vars.
1367 (rs6000_legitimize_tls_address): Likewise.
1368 (altivec_expand_dst_builtin): Likewise.
1369 * config/darwin.c (machopic_classify_symbol): Likewise.
1370 (machopic_indirection_name): Likewise.
1372 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.md (DWI): New mode iterator.
1375 (S): New mode attribute.
1376 (shift_operand): Ditto.
1377 (shift_immediate_operand): Ditto.
1378 (ashl_input_operand): Ditto.
1379 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1380 using SDWIM mode iterator.
1381 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1382 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1384 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1385 from corresponding peephole2 patterns.
1386 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1387 and x86_64_shift_adj_1 using SWI48 mode iterator.
1388 (x86_shift<mode>_adj_2): Ditto.
1389 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1390 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1391 using SWI48 mode iterator.
1392 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1393 *ashldi3_cmp_rex64 using SWI mode iterator.
1394 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1395 *ashldi3_cconly_rex64 using SWI mode iterator.
1396 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1397 x86_shift<mode>_adj_{1,2}.
1398 (ix86_split_ashr): Ditto.
1399 (ix86_split_lshr): Ditto.
1401 2010-04-09 Richard Guenther <rguenther@suse.de>
1403 * target.h (builtin_conversion): Pass in input and output types.
1404 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1405 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1406 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1407 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1409 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1411 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1413 2010-04-09 Richard Guenther <rguenther@suse.de>
1416 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1418 2010-04-09 Richard Guenther <rguenther@suse.de>
1420 * tree-vectorizer.h (struct _stmt_vec_info): Document
1421 that vectype is the type of the LHS.
1422 (supportable_widening_operation, supportable_narrowing_operation):
1423 Get both input and output vector types as arguments.
1424 (vect_is_simple_use_1): Declare.
1425 (get_same_sized_vectype): Likewise.
1426 * tree-vect-loop.c (vect_determine_vectorization_factor):
1427 Set STMT_VINFO_VECTYPE to the vector type of the def.
1428 (vectorizable_reduction): Adjust.
1429 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1430 Adjust. Specify the output vector type.
1431 (vect_pattern_recog_1): Adjust.
1432 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1433 (vectorizable_call): Adjust.
1434 (vectorizable_conversion): Likewise.
1435 (vectorizable_operation): Likewise.
1436 (vectorizable_type_demotion): Likewise.
1437 (vectorizable_type_promotion): Likewise.
1438 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1440 (vect_is_simple_use_1): New function.
1441 (supportable_widening_operation): Get both input and output
1443 (supportable_narrowing_operation): Likewise.
1444 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1446 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1448 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1449 __thiscall and _thiscall as predefined macros.
1450 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1451 thiscall attribute handling.
1452 (ix86_comp_type_attributes): Likewise.
1453 (ix86_function_regparm): Likewise.
1454 (ix86_return_pops_args): Likewise.
1455 (init_cumulative_args): Likewise.
1456 (find_drap_reg): Likewise.
1457 (ix86_static_chain): Likewise.
1458 (x86_this_parameter): Likewise.
1459 (x86_output_mi_thunk): Likewise.
1460 (ix86_attribute_table): Add description for thiscall attribute.
1461 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1462 * doc/extend.texi: Add documentation for thiscall.
1464 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1467 * c.opt (Wint-to-pointer-cast): Available in C++.
1468 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1470 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1472 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1473 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1474 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1475 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1476 function type instead. Reorder and simplify checks.
1478 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1480 2010-04-08 Jing Yu <jingyu@google.com>
1481 Zdenek Dvorak <ook@ucw.cz>
1483 PR tree-optimization/42720
1484 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1485 loop unswitch conditions here from ...
1486 (tree_unswitch_single_loop): ... here.
1488 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1490 * tree-if-conv.c: Fix comments and simplify logic.
1492 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1494 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1495 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1496 (main_tree_if_conversion): Update call to tree_if_conversion.
1498 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1501 * doc/invoke.texi (-b,-V): Delete.
1502 * doc/tm.texi: Do not mention -b.
1503 * gcc.c (display_help): Delete -b and -V.
1504 (process_command): Delete -b and -V.
1505 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1507 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1508 Wolfgang Gellerich <gellerich@de.ibm.com>
1510 Implement target hook for loop unrolling
1511 * target.h (loop_unroll_adjust): Add a new target hook function.
1512 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1513 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1514 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1515 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1516 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1518 (decide_unroll_stupid): Likewise.
1520 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1523 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1525 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1527 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1528 (Specific, *-*-solaris2*): Likewise.
1529 Don't prefer Sun as over GNU as.
1531 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1533 * config/s390/s390.c (override_options): Adjust the z10
1534 defaults for max-unroll-times, max-completely-peeled-insns
1535 and max-completely-peel-times.
1537 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1539 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1540 instructions for z10.
1541 (s390_expand_setmem): Likewise.
1542 (s390_expand_cmpmem): Likewise.
1544 2010-04-08 Richard Guenther <rguenther@suse.de>
1546 PR tree-optimization/43679
1547 * tree-ssa-pre.c (eliminate): Only propagate copies.
1549 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1552 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1553 set but not used variable warning.
1555 2010-04-08 Wei Guozhi <carrot@google.com>
1558 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1559 (arm_size_rtx_costs): Call the new function when optimized for size.
1561 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1564 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1565 op0 is not a MEM, just return NULL instead of assertion
1567 (discover_nonconstant_array_refs): Don't walk debug stmts.
1569 2010-04-08 Doug Kwan <dougkwan@google.com>
1571 * configure.ac: Recognize gold and do not use its version number
1572 to test ld features.
1573 * configure: Regenerate.
1575 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1578 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1579 (negate_value): Move code to push elements to broken_up_substracts ...
1580 (eliminate_plus_minus_pair): ... here. Push operands that have no
1581 negative pair to plus_negates.
1582 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1584 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1586 * doc/install.texi (Configuration): Move description of
1587 --enable-lto, --with-libelf*, --enable-gold from Java section to
1590 * doc/generic.texi (Working with declarations)
1591 (Function Properties, C and C++ Trees): Fix typos.
1592 * doc/sourcebuild.texi (Top Level): Likewise.
1594 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1597 * tree.h (DECL_READ_P): Define.
1598 (struct tree_decl_common): Add decl_read_flag.
1599 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1600 a set but not used warning.
1601 (merge_decls): Merge DECL_READ_P flag.
1602 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1603 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1604 * c-common.c (handle_used_attribute, handle_unused_attribute):
1606 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1608 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1610 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1611 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1612 c_parser_binary_expression, c_parser_cast_expression,
1613 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1614 Call default_function_array_read_conversion instead of
1615 default_function_array_conversion where needed.
1616 (c_parser_unary_expression, c_parser_conditional_expression,
1617 c_parser_postfix_expression_after_primary, c_parser_initelt):
1618 Likewise. Call mark_exp_read where needed.
1619 (c_parser_statement_after_labels, c_parser_asm_operands,
1620 c_parser_typeof_specifier, c_parser_sizeof_expression,
1621 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1623 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1625 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1626 (warn_unused_but_set_parameter): Default to warn_unused
1628 * doc/invoke.texi: Document -Wunused-but-set-variable and
1629 -Wunused-but-set-parameter.
1631 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1632 used count variable.
1633 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1634 when operandN variables aren't used in the body of the expander
1636 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1637 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1638 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1639 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1640 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1641 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1642 * tree.c (PROCESS_ARG): Likewise.
1644 2010-04-07 Simon Baldwin <simonb@google.com>
1646 * diagnostic.h (diagnostic_override_option_index): New macro to
1647 set a diagnostic's option_index.
1648 * c-tree.h (c_cpp_error): Add warning reason argument.
1649 * opts.c (_warning_as_error_callback): New.
1650 (register_warning_as_error_callback): Store callback for
1651 warnings enabled via enable_warning_as_error.
1652 (enable_warning_as_error): Call callback, minor code tidy.
1653 * opts.h (register_warning_as_error_callback): Declare.
1654 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1655 response to -Werror=.
1656 (c_common_init_options): Register warning_as_error_callback in opts.c.
1657 * common.opt: Add -Wno-cpp option.
1658 * c-common.c (struct reason_option_codes_t): Map cpp warning
1659 reason codes to gcc option indexes.
1660 * (c_option_controlling_cpp_error): New function, lookup the gcc
1661 option index for a cpp warning reason code.
1662 * (c_cpp_error): Add warning reason argument, call
1663 c_option_controlling_cpp_error for diagnostic_override_option_index.
1664 * doc/invoke.texi: Document -Wno-cpp.
1666 2010-04-07 Richard Guenther <rguenther@suse.de>
1668 * ipa-reference.c (mark_load): Use get_base_address.
1669 (mark_store): Likewise.
1671 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1672 inserting GIMPLE_NOPs into the IL.
1673 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1674 Explicitly strip handled components and indirect references.
1676 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1677 folding address expressions.
1678 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1679 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1680 operand_equal_p to compare decls.
1681 (ptr_deref_may_alias_decl_p): Likewise.
1682 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1683 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1684 Handle reversed comparison ops.
1685 * tree-sra.c (asm_visit_addr): Use get_base_address.
1686 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1687 * ipa-reference.c (mark_address): Use get_base_address.
1689 2010-04-07 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1692 Propagate constants everywhere.
1694 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1697 * tree.c (MAX_INT_CACHED_PREC): Define.
1698 (nonstandard_integer_type_cache): New array.
1699 (build_nonstandard_integer_type): Cache results for precision
1700 <= MAX_INT_CACHED_PREC.
1702 2010-04-07 Richard Guenther <rguenther@suse.de>
1704 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1705 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1706 * common.opt: Likewise.
1707 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1708 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1709 (nonoverlapping_memrefs_p): Likewise.
1710 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1711 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1712 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1713 OPT_fargument_noalias_global for backward compatibility.
1715 2010-04-07 Richard Guenther <rguenther@suse.de>
1717 PR tree-optimization/43270
1718 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1719 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1720 * tree-ssa-pre.c (phi_translate_1): Adjust.
1721 (fully_constant_expression): Split out vn_reference handling to ...
1722 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1723 Fold reads from constant strings.
1724 (vn_reference_lookup): Handle fully constant references.
1725 (vn_reference_lookup_pieces): Likewise.
1726 * Makefile.in (expmed.o-warn): Add -Wno-error.
1728 2010-04-07 Martin Jambor <mjambor@suse.cz>
1730 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1732 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1735 * gcc.c: Add -static-libstdc++ to list of recognized options.
1737 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1739 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1741 2010-04-07 Richard Guenther <rguenther@suse.de>
1744 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1745 bases build simple mem attributes to retain points-to information.
1747 2010-04-07 Richard Guenther <rguenther@suse.de>
1750 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1751 preserve points-to related information.
1753 2010-04-07 Richard Guenther <rguenther@suse.de>
1756 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1757 discard plain indirect references.
1758 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1759 * tree.c (tree_nop_conversion): Likewise.
1761 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1764 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1766 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1768 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1769 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1771 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1773 * tree-if-conv.c: Fix indentation and comments.
1775 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1777 * tree-if-conv.c: Sort static functions in topological order.
1779 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1781 * tree-if-conv.c: Fix indentation and comments.
1783 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1786 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1787 lang_hooks.types.type_for_size instead of
1788 build_nonstandard_integer_type.
1789 When converting an unsigned type to signed, double its precision.
1790 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1791 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1792 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1795 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1798 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1799 POINTER_PLUS_EXPR for pointer types.
1801 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1804 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1805 * graphite-clast-to-gimple.c: Include langhooks.h.
1806 (max_signed_precision_type): New.
1807 (max_precision_type): Takes two types as arguments.
1808 (precision_for_value): New.
1809 (precision_for_interval): New.
1810 (gcc_type_for_interval): New.
1811 (gcc_type_for_value): New.
1812 (gcc_type_for_clast_term): New.
1813 (gcc_type_for_clast_red): New.
1814 (gcc_type_for_clast_bin): New.
1815 (gcc_type_for_clast_expr): Split up into several functions.
1816 (gcc_type_for_clast_eq): Rewritten.
1817 (compute_bounds_for_level): New.
1818 (compute_type_for_level_1): New.
1819 (compute_type_for_level): New.
1820 (gcc_type_for_cloog_iv): Removed.
1821 (gcc_type_for_iv_of_clast_loop): Rewritten.
1822 (graphite_create_new_loop): Compute the lower and upper bound types
1823 with gcc_type_for_clast_expr.
1824 (graphite_create_new_loop_guard): Same.
1825 (find_cloog_iv_in_expr): Removed.
1826 (compute_cloog_iv_types_1): Removed.
1827 (compute_cloog_iv_types): Removed.
1828 (gloog): Do not call compute_cloog_iv_types.
1829 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1831 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1832 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1833 (GBB_CLOOG_IV_TYPES): Removed.
1835 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1837 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1838 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1839 (detect_commutative_reduction): Same.
1841 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1843 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1844 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1846 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1847 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1848 (rewrite_commutative_reductions_out_of_ssa): Same.
1849 * passes.c (execute_function_todo): Call verify_ssa for every pass
1850 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1851 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1852 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1853 with an extra argument.
1854 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1855 verify_ssa only when the extra argument is true.
1856 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1857 with an extra argument.
1858 (tree_transform_and_unroll_loop): Same.
1860 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1862 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1863 for all the passes of the LNO having LOOP_CLOSED_SSA.
1864 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1865 * tree-loop-distribution.c (pass_loop_distribution): Same.
1866 * tree-pass.h (TODO_verify_loops): Removed.
1867 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1869 (pass_tree_unswitch): Same.
1870 (pass_predcom): Same.
1871 (pass_vectorize): Same.
1872 (pass_linear_transform): Same.
1873 (pass_graphite_transforms): Same.
1874 (pass_iv_canon): Same.
1875 (pass_complete_unroll): Same.
1876 (pass_complete_unrolli): Same.
1877 (pass_parallelize_loops): Same.
1878 (pass_loop_prefetch): Same.
1879 (pass_iv_optimize): Same.
1881 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1884 * passes.c (init_optimization_passes): Move pass_lim before
1885 pass_copy_prop and pass_dce_loop.
1887 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1890 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1891 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1892 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1893 MULTI_* defines for 4 argument vpermil2p* builtins.
1895 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1898 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1899 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1900 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1901 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1902 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1903 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1904 Use x86_maybe_negate_const_int to output insn mnemonic.
1905 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1906 check from instruction predicate. Update comments.
1907 * config/i386/sync.md (sync_add<mode>): Use
1908 x86_maybe_negate_const_int to output insn mnemonic.
1910 2010-04-06 Jan Hubicka <jh@suse.cz>
1912 PR tree-optimization/42906
1913 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1914 IGNORE_SELF argument. Set visited_control_parents for fully
1916 (find_obviously_necessary_stmts): Update call of
1917 mark_control_dependent_edges_necessary.
1918 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1920 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.md: Remove comment about 'e' and 'E'
1925 2010-04-06 Richard Guenther <rguenther@suse.de>
1927 PR tree-optimization/43627
1928 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1929 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1932 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1934 * BASE-VER: Change to 4.6.0.
1937 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1940 2010-04-06 Richard Guenther <rguenther@suse.de>
1943 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1945 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1947 * doc/invoke.texi (Optimize Options): Document that LTO
1948 won't remove object access purely due to incompatible
1951 2010-04-04 Matthias Klose <doko@ubuntu.com>
1953 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1954 Initialize variable.
1956 2010-04-03 Richard Guenther <rguenther@suse.de>
1959 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1960 require a non-NULL MEM_OFFSET.
1962 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1964 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1965 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1966 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1967 config/alpha/predicates.md, config/arm/arm.md,
1968 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1969 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1970 config/darwin9.h, config/darwin.c, config/darwin.h,
1971 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1972 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1973 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1974 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1975 config/mips/mips.md, config/mn10300/mn10300.c,
1976 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1977 config/rs6000/aix.h, config/rs6000/dfp.md,
1978 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1979 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1980 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1981 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1982 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1983 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1984 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1985 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1986 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1987 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1988 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1989 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1990 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1991 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1992 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1993 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1994 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1995 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1996 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1997 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1998 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1999 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2000 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2001 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2002 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2003 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2004 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2005 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2006 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2007 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2008 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2009 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2010 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2011 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2012 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2013 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2015 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2018 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2019 * aclocal.m4: Regenerate.
2021 2010-04-02 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/43629
2024 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2025 if we have seen a constant value.
2027 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2029 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2031 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2034 * arm.c (legitimize_tls_address): Adjust call to
2035 gen_tls_load_dot_plus_four.
2036 (arm_note_pic_base): New function.
2037 (arm_cannot_copy_insn_p): Use it.
2038 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2041 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2046 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2048 * Makefile.in ($(out_object_file)): Depend on
2049 gt-$(basename $(notdir $(out_file))).h.
2051 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2053 * config.gcc (lm32-*-rtems*): Add t-lm32.
2055 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2057 * config.gcc: Add lm32-*-rtems*.
2058 * config/lm32/rtems.h: New file.
2060 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2063 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2065 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2067 * dwarf2out.c (output_compilation_unit_header): For
2068 -gdwarf-4 use version 4 instead of version 3.
2069 (output_line_info): For version 4 and above emit additional
2070 maximum ops per insn header field.
2071 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2073 * dwarf2out.c (is_c_family, is_java): Remove.
2074 (lower_bound_default): New function.
2075 (add_bound_info, gen_descr_array_type_die): Use it.
2077 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2080 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2081 re-declaration when it happens in a function.
2083 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2085 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2086 (cgraph_remove_function_insertion_hook): Same.
2087 (cgraph_call_function_insertion_hooks): Same.
2089 2010-04-01 Richard Guenther <rguenther@suse.de>
2092 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2093 and TREE_THIS_VOLATILE.
2094 (copy_ref_info): Likewise.
2095 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2096 * tree.c (build6_stat): Ignore side-effects of all but arg5
2097 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2100 2010-04-01 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/43607
2103 * ipa-type-escape.c (check_call): Do not access non-existing
2106 2010-04-01 Richard Guenther <rguenther@suse.de>
2110 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2111 Jack Howarth <howarth@bromo.med.uc.edu>
2113 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2116 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2118 * doc/install.texi (Prerequisites): Document libelf usability on
2119 IRIX 5/6 and Solaris 2.
2120 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2121 Update GNU as, GNU ld requirements.
2122 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2123 Document Sun Studio compiler download.
2124 Update and simplify as, ld recommendations.
2125 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2127 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2129 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2130 with_tune_32 to pentium4.
2132 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2136 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2138 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2139 obsoletion, removal.
2141 Document GNU as requirement.
2142 Update configure requirements.
2143 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2144 Recomment IRIX 6.5.18+.
2145 Document IDF/IDL requirement.
2146 Document GNU as requirement.
2147 Document GNU ld bootstrap failure.
2148 Remove freeware.sgi.com reference.
2150 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2152 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2153 UNIX V4.0, V5.0 obsoletion, removal.
2154 Remove --with-gc=simple reference.
2155 Update VM requirements during bootstrap.
2156 Remove -oldas bootstrap description.
2157 Update binutils reference.
2158 Remove comparison failure note.
2160 2010-03-31 Richard Guenther <rguenther@suse.de>
2161 Zdenek Dvorak <ook@ucw.cz>
2162 Sebastian Pop <sebastian.pop@amd.com>
2165 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2166 with multiple arguments.
2167 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2169 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2171 * graphite-dependences.c (print_pddr): Call print_pdr with an
2173 * graphite-poly.c (debug_pdr): Add an extra argument for the
2176 (print_pbb_domain): Same.
2178 (print_scop_context): Same.
2180 (print_cloog): Same.
2181 (debug_pbb_domain): Same.
2185 (debug_scop_context): Same.
2187 (debug_cloog): Same.
2188 (print_scop_params): Same.
2189 (debug_scop_params): Same.
2190 (print_iteration_domain): Same.
2191 (print_iteration_domains): Same.
2192 (debug_iteration_domain): Same.
2193 (debug_iteration_domains): Same.
2194 (print_scattering_function): Same.
2195 (print_scattering_functions): Same.
2196 (debug_scattering_function): Same.
2197 (debug_scattering_functions): Same.
2198 * graphite-poly.h (debug_pdr): Update declaration.
2200 (print_pbb_domain): Same.
2202 (print_scop_context): Same.
2204 (print_cloog): Same.
2205 (debug_pbb_domain): Same.
2209 (debug_scop_context): Same.
2211 (debug_cloog): Same.
2212 (print_scop_params): Same.
2213 (debug_scop_params): Same.
2214 (print_iteration_domain): Same.
2215 (print_iteration_domains): Same.
2216 (debug_iteration_domain): Same.
2217 (debug_iteration_domains): Same.
2218 (print_scattering_function): Same.
2219 (print_scattering_functions): Same.
2220 (debug_scattering_function): Same.
2221 (debug_scattering_functions): Same.
2223 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2225 * graphite-poly.c (print_scattering_function_1): New.
2226 (print_scattering_function): Call it.
2227 (print_scop_params): Remove spaces at the end of lines.
2230 * graphite-poly.h (print_cloog): Declared.
2231 (debug_cloog): Declared.
2233 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2235 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2237 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2238 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2239 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2240 to switch between adding the IV bump in loop->latch or in loop->header.
2242 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2244 * graphite-poly.c (print_scattering_function): Pretty print following
2247 (print_pbb_domain): Same.
2248 (dump_gbb_cases): Same.
2249 (dump_gbb_conditions): Same.
2252 (print_scop_params): Same.
2253 (print_scop_context): Same.
2255 (print_pbb_body): New.
2256 (lst_indent_to): New.
2257 (print_lst): Start new lines with a #.
2258 * graphite-poly.h (pbb_bb): New.
2259 (pbb_index): Use pbb_bb.
2260 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2262 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2264 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2266 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2267 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2268 and 0 instead of 1 for dw_val_class_flag.
2269 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2270 dw_val_class_range_list, dw_val_class_loc_list,
2271 dw_val_class_lineptr and dw_val_class_macptr, use
2272 DW_FORM_flag_present for dw_val_class_flag and
2273 DW_FORM_exprloc for dw_val_class_loc.
2274 (output_die): For -gdwarf-4 print dw_val_class_loc
2275 size as uleb128 instead of 1 or 2 bytes and don't print
2276 anything for dw_val_class_flag.
2278 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2279 instead of cselib_lookup following by tweaking locs->setting_insn.
2282 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2283 even before returning from label, setjmp call or volatile asm
2286 2010-03-31 Richard Guenther <rguenther@suse.de>
2289 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2290 temporary data on stack.
2292 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2294 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2295 (PUSHSECTION_ASM_OP): Remove.
2296 (POPSECTION_ASM_OP): Remove.
2297 (PUSHSECTION_FORMAT): Remove.
2298 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2299 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2300 * config/sol2.c (solaris_output_init_fini): Use it.
2302 2010-03-31 Jie Zhang <jie@codesourcery.com>
2305 * opt-functions.awk (var_type_struct): Use signed char type
2306 for simple variables.
2308 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2310 * config/sol2.c: Include output.h.
2311 (solaris_assemble_visibility): New function.
2312 * config/t-sol2 (sol2.o): Add output.h dependency.
2313 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2314 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2317 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2320 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2321 V2SImode or XFmode on PRE_DEC.
2324 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2327 2010-03-31 Jie Zhang <jie@codesourcery.com>
2330 * reload.h (caller_save_initialized_p): Declare.
2331 * toplev.c (backend_init_target): Don't call
2332 init_caller_save but set caller_save_initialized_p to false.
2333 * caller-save.c (caller_save_initialized_p): Define.
2334 (init_caller_save): Check caller_save_initialized_p.
2335 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2337 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2340 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2341 and soft-fp/t-softfp to tmake_file.
2342 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2343 (LIBGCC2_TF_CEXT): Define.
2346 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2349 * cselib.c (n_useless_values): Document handling of debug locs.
2350 (n_useless_debug_values, n_debug_values): New variables.
2351 (new_elt_loc_list): Don't add to debug values, keep count.
2352 (promote_debug_loc): New.
2353 (cselib_reset_table): Zero new variables.
2354 (entry_and_rtx_equal_p): Promote debug locs.
2355 (discard_useless_locs): Increment n_useless_debug_values for
2357 (remove_useless_values): Adjust n_useless_values and n_debug_values
2358 with n_useless_debug_values.
2359 (add_mem_for_addr): Promote debug locs.
2360 (cselib_lookup_mem): Likewise.
2361 (cselib_lookup_addr): Renamed to...
2362 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2363 (cselib_log_lookup): ... this. Turn into...
2364 (cselib_lookup_addr): ... new wrapper.
2365 (cselib_lookup_from_insn): New.
2366 (cselib_invalidate_regno): Increment n_useless_debug_values for
2368 (cselib_invalidate_mem): Likewise.
2369 (cselib_process_insn): Take n_deleted and n_debug_values into
2370 account to guard remove_useless_value call.
2371 (cselib_finish): Zero n_useless_debug_values.
2372 * cselib.h (cselib_lookup_from_insn): Declare.
2373 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2374 (sched_analyze_2): Likewise.
2376 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2378 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2380 (adjust_mems): Replace narrowing SUBREG of expression containing
2381 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2382 with operations in the narrower mode.
2385 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2386 regs_invalidated_by_call instead all call_used_reg_set registers.
2388 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2391 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2392 pointer comparisons with types_compatible_p.
2393 * tree-vect-stmts.c (vectorizable_call): Same.
2394 (vectorizable_condition): Same.
2396 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2398 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2399 stack check if the mask would be zero.
2401 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2402 Jack Howarth <howarth@bromo.med.uc.edu>
2404 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2407 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2410 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2412 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2413 Include ___unordxf2 and ___unordtf2.
2414 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2417 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2419 * config/lm32/t-lm32: New file.
2420 * config.gcc: Use the above file when targetting lm32.
2422 2010-03-28 Duncan Sands <baldrick@free.fr>
2424 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2426 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2429 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2430 Improve vectorization cost model diagnostic.
2432 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2435 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2436 compute_data_dependences_for_loop returns false, early exit
2437 and output an extra diagnostic for the failed data reference
2440 2010-03-29 Richard Guenther <rguenther@suse.de>
2442 PR tree-optimization/43560
2443 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2444 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2446 2010-03-29 Jie Zhang <jie@codesourcery.com>
2449 * toplev.c (process_options): Set optimization_default_node
2450 and optimization_current_node.
2451 * opts.c (decode_options): Don't set optimization_default_node
2452 and optimization_current_node.
2454 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2456 * config/rtems.h: Abandon -qrtems_debug.
2458 2010-03-28 Jan Hubicka <jh@suse.cz>
2460 PR tree-optimization/43505
2461 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2462 map should not be copied.
2464 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2467 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2468 cdtors, set DECL_PRESERVE_P.
2469 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2472 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2474 PR tree-optimization/43528
2475 * stor-layout.c (place_field): Check that constant fits into
2476 unsigned HWI when skipping calculation of MS bitfield layout.
2478 2010-03-27 Jan Hubicka <jh@suse.cz>
2481 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2482 notice_global_symbol work.
2484 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2486 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2487 instead of dwarf2out_decl.
2488 (struct var_loc_node): Remove section_label field.
2489 (dwarf2out_function_decl): New function.
2490 (dwarf2out_var_location): Don't set section_label field.
2491 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2493 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2495 PR tree-optimization/43544
2496 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2497 First argument for builtin vectorized function hook is now a
2498 tree to be able to distinguish between machine specific and
2500 * targhooks.c (default_builtin_vectorized_function): Ditto.
2501 * targhooks.h (default_builtin_vectorized_function): Ditto.
2502 * target.h (struct gcc_target): Ditto.
2503 * tree-vect-stmts.c (vectorizable_function): Ditto.
2504 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2505 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2508 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2511 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2512 nested binding iff it is a FUNCTION_DECL.
2513 (store_parm_decls_newstyle): Pass nested=true to bind for
2514 FUNCTION_DECLs amongst parameters.
2516 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2518 * var-tracking.c (vt_expand_loc_callback): Don't run
2519 cselib_expand_value_rtx_cb in dummy mode if
2520 cselib_dummy_expand_value_rtx_cb returned false.
2522 * var-tracking.c (emit_note_insn_var_location): For one part
2523 notes with offset 0, don't add EXPR_LIST around the location.
2524 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2525 add_location_or_const_value_attribute): Adjust for that change.
2528 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2529 into first operand and location into second.
2530 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2531 dw_cfi_oprnd_loc for DW_CFA_expression.
2532 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2533 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2534 assume first argument is regnum and second argument is location.
2536 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2539 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2540 of scratch register to DImode. Split to DImode comparison operator.
2541 Use SImode subreg of scratch register in the multiplication.
2542 (*cmp_sadd_sidi): Ditto.
2543 (*cmp_ssub_si): Ditto.
2544 (*cmp_ssub_sidi): Ditto.
2546 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2550 Remove invalid assert and wrong comment.
2552 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2555 * flags.h (final_insns_dump_p): New extern.
2556 * final.c (final_insns_dump_p): New variable.
2557 (rest_of_clean_state): Set it before -fdump-final-insns=
2558 dumping, clear afterwards.
2559 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2560 MEM_ALIAS_SET on MEMs.
2562 2010-03-26 David S. Miller <davem@davemloft.net>
2564 * configure.ac: Fix sparc GOTDATA_OP bug check.
2565 * configure: Rebuild.
2567 2010-03-26 Alan Modra <amodra@gmail.com>
2569 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2571 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2573 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2574 TLS_SECTION_ASM_FLAG.
2576 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2579 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2580 Clear first_function_block_is_cold.
2583 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2584 argument if the argument is truth_value_p.
2586 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2588 * config/rs6000/constraints.md: Update copyright year for my changes.
2591 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2592 used in reg+reg addressing, swap registers.
2594 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2597 * target.h (struct gcc_target): Add code_end hook.
2598 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2600 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2601 * toplev.c (compile_file): Call targetm.asm_out.code_end
2602 hook before unwind info/debug info output.
2603 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2604 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2605 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2606 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2607 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2608 * config/i386/i386.c (ix86_file_end): Renamed to...
2609 (ix86_code_end): ... this. Make static. Don't call
2610 file_end_indicate_exec_stack. Emit unwind info using
2611 final_start_function/final_end_function.
2612 (darwin_x86_file_end): Remove.
2613 (TARGET_ASM_CODE_END): Define.
2614 * config/i386/i386.h (TARGET_ASM_FILE_END,
2615 NEED_INDICATE_EXEC_STACK): Don't define.
2616 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2617 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2618 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2619 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2622 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2623 at the beginning and final_end_function at the end.
2624 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2626 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2628 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2629 and Sun as TLS syntax.
2630 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2631 * configure: Regenerate.
2632 * config.in: Regenerate.
2633 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2634 (default_elf_asm_named_section): Use it.
2635 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2636 (i386_output_dwarf_dtprel): Likewise.
2637 (output_addr_const_extra): Likewise.
2638 (output_pic_addr_const): Lowercase @GOTTPOFF.
2639 (output_addr_const_extra): Likewise.
2640 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2641 (output_addr_const_extra): Likewise.
2642 (output_pic_addr_const): Lowercase @INDNTPOFF.
2643 (output_addr_const_extra): Likewise.
2644 (output_pic_addr_const): Lowercase @NTPOFF.
2645 (output_addr_const_extra): Likewise.
2646 (output_pic_addr_const): Lowercase @TPOFF.
2647 (output_addr_const_extra): Likewise.
2648 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2649 (*tls_global_dynamic_64): Likewise.
2650 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2651 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2653 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2654 (ASM_OUTPUT_TLS_COMMON): Use it.
2655 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2658 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2659 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2660 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2661 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2662 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2663 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2665 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2667 * config/i386/i386.c (override_options): Don't accept
2668 -mtls-dialect=sun any longer.
2669 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2670 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2671 (*tls_local_dynamic_base_32_sun): Likewise.
2672 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2674 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2677 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2678 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2681 * ira.c (adjust_cleared_regs): New function.
2682 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2686 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2688 * expr.c (expand_expr_real): Restore previous
2689 curr_insn_source_location and curr_insn_block after
2690 expand_expr_real_1 call.
2691 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2692 instead of expand_expr_real_1.
2694 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2696 PR rtl-optimization/43413
2697 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2700 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2703 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2704 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2706 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2708 * config/i386/i386.c (ix86_target_string): Add -mfma.
2709 Fix a typo in comment.
2711 2010-03-22 Mike Stump <mikestump@comcast.net>
2714 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2715 Don't overly align based upon packed packed fields.
2717 2010-03-22 Jason Merrill <jason@redhat.com>
2719 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2720 Use () rather than [], and move before the element type.
2722 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2724 * doc/configfiles.texi (Configuration Files): Removed
2725 fixinc/Makefile*, intl/Makefile.*.
2726 * doc/makefile.texi: Fixed markup. Abstract from version
2727 control system used.
2728 (Makefile): Removed obsolete gcc/java/parse.y example.
2729 * doc/sourcebuild.texi: Likewise.
2730 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2731 libgomp, libssp. Removed fastjar.
2732 (Miscellaneous Docs): Clarify location.
2733 Added COPYING3, COPYING3.LIB.
2734 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2736 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2739 * config/i386/i386.c (x86_function_profiler)
2740 [!NO_PROFILE_COUNTERS]: Fix typo.
2741 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2744 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2745 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2747 * doc/sourcebuild.texi (Test Directives): Split into six
2748 subsections, with most of the current text in new subsections
2749 Directives, Selectors, and Final Actions.
2750 (Directives): Split list of test directives into multiple
2752 (Selectors): Describe use and syntax of selectors.
2753 (Effective-Target Keywords): Describe all existing keywords.
2754 (Add Options): Describe features for dg-add-options.
2755 (Require Support): Describe variants of dg-require-support.
2756 (Final Actions): Describe commands to use in dg-final.
2758 2010-03-22 Michael Matz <matz@suse.de>
2761 * recog.c (validate_replace_rtx_group): Replace also in
2762 REG_EQUAL and REG_EQUIV notes.
2764 2010-03-22 Richard Guenther <rguenther@suse.de>
2766 PR tree-optimization/43390
2767 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2768 sure vector extracts are type correct.
2770 2010-03-22 Richard Guenther <rguenther@suse.de>
2773 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2774 x * sqrt (x) even when optimizing for size if the target
2775 has native support for sqrt.
2777 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2779 * varasm.c (make_decl_rtl_for_debug): Also clear
2780 flag_mudflap for the duration of make_decl_rtl call.
2783 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2784 locs from preserved VALUEs.
2786 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2789 * pa.md (movmemsi): Set align to one if zero.
2790 (movmemdi): Likewise.
2792 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2795 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2796 with their corresponding prologue pushes.
2798 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2801 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2802 at the begining or end.
2803 (spu_expand_epilogue): Likewise.
2805 2010-03-20 Richard Guenther <rguenther@suse.de>
2807 PR rtl-optimization/43438
2808 * combine.c (make_extraction): Properly zero-/sign-extend an
2809 extraction of the low part of a CONST_INT. Also handle
2812 2010-03-19 Mike Stump <mikestump@comcast.net>
2814 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2815 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2816 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2818 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2821 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2824 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2826 PR rtl-optimization/42258
2827 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2828 use that may match DEF.
2831 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2832 the cost of loading the constant rather than assuming
2834 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2835 outer code is AND, do the same tests as the andsi3 expander and
2836 return COSTS_N_INSNS (1) if and is cheap.
2838 * optabs.c (avoid_expensive_constant): Fix formatting.
2840 2010-03-19 Michael Matz <matz@suse.de>
2843 * attribs.c (decl_attributes): When rebuilding a function pointer
2844 type use the same qualifiers as the original pointer type.
2846 2010-03-19 Martin Jambor <mjambor@suse.cz>
2848 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2849 and is_gimple_ip_invariant_address.
2851 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2854 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2856 * config/arm/arm.c (arm_override_options): Turn off
2857 flag_dwarf2_cfi_asm for AAPCS variants.
2859 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2862 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2863 Use PRE_MODIFY instead of PRE_DEC.
2864 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2865 (vfp_emit_fstmd): Likewise.
2867 2010-03-19 Michael Matz <matz@suse.de>
2870 * builtins.c (expand_builtin_interclass_mathfn,
2871 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2874 2010-03-19 Richard Guenther <rguenther@suse.de>
2876 PR tree-optimization/43415
2877 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2878 (phi_translate_1): ... this.
2879 (phi_translate): Move all caching here. Cache all NARY
2880 and REFERENCE translations.
2882 2010-03-19 David S. Miller <davem@davemloft.net>
2884 With help from Eric Botcazou.
2885 * config/sparc/sparc.c: Include dwarf2out.h.
2886 (emit_pic_helper): Delete.
2887 (pic_helper_symbol_name): Delete.
2888 (pic_helper_emitted_p): Delete.
2889 (pic_helper_needed): New.
2890 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2891 (get_pc_thunk_name): New.
2892 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2893 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2894 Set pic_helper_needed to true. Don't call emit_pic_helper.
2895 (sparc_expand_prologue): Update load_pic_register call.
2896 (sparc_output_mi_thunk): Likewise.
2897 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2898 thunk if possible. Output CFI information as needed.
2900 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2901 Jack Howarth <howarth@bromo.med.uc.edu>
2904 * config/i386/i386.h: Fix ABI on darwin x86-32.
2906 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2908 * tree.h: Declare make_decl_rtl_for_debug.
2909 * varasm.c (make_decl_rtl_for_debug): New.
2910 * dwarf2out.c (rtl_for_decl_location): Call it.
2911 * cfgexpand.c (expand_debug_expr): Call it.
2913 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2916 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2920 * var-tracking.c (vt_init_cfa_base): Do nothing if
2921 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2923 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2926 * var-tracking.c (canonicalize_vars_star): New.
2927 (dataflow_post_merge_adjust): Use it.
2929 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2932 * var-tracking.c (non_suitable_const): New function.
2933 (add_uses): For DEBUG_INSNs with constants, don't record any
2934 value, instead just the constant value itself.
2935 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2936 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2937 (emit_notes_in_bb): Likewise.
2938 (emit_note_insn_var_location): For onepart variables if
2939 cur_loc is a VOIDmode constant, use DECL_MODE.
2941 2010-03-18 Martin Jambor <mjambor@suse.cz>
2944 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2945 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2946 all non-clones. Moved call redirection...
2947 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2948 (cgraph_materialize_all_clones): Dispose of all
2949 combined_args_to_skip bitmaps.
2950 (verify_cgraph_node): Do not check for edges pointing to wrong
2951 nodes in inline clones.
2952 * tree-inline.c (copy_bb): Call
2953 cgraph_redirect_edge_call_stmt_to_callee.
2954 * ipa.c (cgraph_remove_unreachable_nodes): Call
2955 cgraph_node_remove_callees even when there are used clones.
2957 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2959 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2961 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2964 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2967 2010-03-18 Michael Matz <matz@suse.de>
2970 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2971 into sqrt(x) if we need to preserve signed zeros.
2973 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2974 Eric Botcazou <ebotcazou@adacore.com>
2976 PR rtl-optimization/43360
2977 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2978 note if we don't know its invariant status.
2980 2010-03-18 Michael Matz <matz@suse.de>
2982 PR tree-optimization/43402
2983 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2984 PHI chains of ssa names registered for update.
2986 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2989 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2990 non-offsettable and pre_modify update addressing.
2991 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2992 and "2" alternatives "#".
2993 (*movdd_softfloat32): Make all alternatives "#";
2994 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2995 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2996 (*movdf_softfloat32): Make all alternatives "#";
2997 (movdi): Use the new DIFD mode iterator to create a common splitter
2998 for movdi, movdf and movdd patterns.
3000 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3002 * common.opt (dumpdir): Remove redundant tab.
3004 2010-03-17 Martin Jambor <mjambor@suse.cz>
3006 PR tree-optimization/43347
3007 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3008 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3010 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3012 PR rtl-optimization/42216
3013 * regrename.c (create_new_chain): New function, broken out from...
3014 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3015 appending a use to an empty chain.
3016 (build_def_use): Remove previous changes that convert OP_INOUT to
3017 OP_OUT operands; instead detect the case where an OP_INOUT operand
3018 uses a previously untracked register and create an empty chain for it.
3020 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3022 * doc/extend.texi (Function Attributes): Rewrite unfinished
3023 sentence in ms_abi documentation.
3025 2010-03-17 Alan Modra <amodra@gmail.com>
3027 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3028 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3029 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3030 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3032 2010-03-16 Richard Henderson <rth@redhat.com>
3035 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3036 (lower_try_finally): Save and restore eh_seq around the expansion
3039 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3041 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3042 statements before splitting block.
3044 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3046 * doc/sourcebuild.texi (Testsuites): Fix markup.
3047 Use pathnames relative to gcc/testsuite.
3048 (Test Directives): Move description of how timeout is determined.
3049 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3050 (C Tests): Correct gcc.misc-tests directory.
3051 Framework tests now live in gcc.test-framework.
3053 2010-03-16 Richard Guenther <rguenther@suse.de>
3056 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3057 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3059 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3060 Alexandre Oliva <aoliva@redhat.com>
3062 PR tree-optimization/42917
3063 * lambda-code.c (remove_iv): Skip debug statements.
3064 (lambda_loopnest_to_gcc_loopnest): Likewise.
3065 (not_interesting_stmt): Debug statements are not interesting.
3067 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3071 * cselib.c (cselib_preserve_constants,
3072 cfa_base_preserved_val): New static variables.
3073 (preserve_only_constants): New function.
3074 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3075 clear its REG_VALUES. If cselib_preserve_constants, don't
3076 empty the whole hash table, but preserve there VALUEs with constants,
3077 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3078 (cselib_preserve_cfa_base_value): New function.
3079 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3080 (cselib_init): Change argument to int bitfield. Set
3081 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3083 (cselib_finish): Clear cselib_preserve_constants and
3084 cfa_base_preserved_val.
3085 * cselib.h (enum cselib_record_what): New enum.
3086 (cselib_init): Change argument to int.
3087 (cselib_preserve_cfa_base_value): New prototype.
3088 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3089 * dse.c (dse_step1): Likewise.
3090 * cfgcleanup.c (thread_jump): Likewise.
3091 * sched-deps.c (sched_analyze): Likewise.
3092 * gcse.c (local_cprop_pass): Likewise.
3093 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3094 If FN is non-NULL, call the callback always and whenever it returns
3095 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3096 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3097 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3098 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3099 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3100 * var-tracking.c: Include recog.h.
3101 (bb_stack_adjust_offset): Remove.
3102 (vt_stack_adjustments): Don't call it, instead just gather the
3103 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3104 (adjust_stack_reference): Remove.
3105 (compute_cfa_pointer): New function.
3106 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3107 (struct adjust_mem_data): New type.
3108 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3110 (get_address_mode): New function.
3111 (replace_expr_with_values): Use it.
3112 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3113 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3114 (adjust_sets): Remove.
3115 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3116 Use get_address_mode.
3117 (get_adjusted_src): Remove.
3118 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3119 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3120 (add_with_sets): Don't call adjust_sets.
3121 (fp_setter, vt_init_cfa_base): New functions.
3122 (vt_initialize): Change return type to bool. Move most of pool etc.
3123 initialization to the beginning of the function from end. Pass
3124 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3125 If !frame_pointer_needed, call vt_stack_adjustment before mos
3126 vector is filled, call vt_init_cfa_base if argp/framep has been
3127 eliminated to sp. If frame_pointer_needed and argp/framep has
3128 been eliminated to hard frame pointer, set
3129 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3130 encountering fp setter in the prologue. For MO_ADJUST, call
3131 log_op_type before pusing the op into mos vector, not afterwards.
3132 Call adjust_insn before cselib_process_insn/add_with_sets,
3133 call cancel_changes (0) afterwards.
3134 (variable_tracking_main_1): Adjust for vt_initialize calling
3135 vt_stack_adjustments and returning whether it succeeded or not.
3137 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3139 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3142 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3144 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3146 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3147 drap_reg has not been set.
3149 2010-03-15 Michael Matz <matz@suse.de>
3152 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3153 use it to expand block copies.
3154 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3155 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3156 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3158 2010-03-15 Richard Guenther <rguenther@suse.de>
3160 PR tree-optimization/43367
3161 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3164 2010-03-15 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/43317
3167 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3169 2010-03-15 Martin Jambor <mjambor@suse.cz>
3171 PR tree-optimization/43141
3172 * tree-sra.c (create_abstract_origin): New function.
3173 (modify_function): Call create_abstract_origin.
3175 2010-03-15 Chris Demetriou <cgd@google.com>
3177 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3180 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3184 call insert_out_of_ssa_copy for default definitions.
3186 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3188 * graphite-clast-to-gimple.c (my_long_long): Defined.
3189 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3190 * graphite-sese-to-poly.c (my_long_long): Defined.
3191 (scop_ivs_can_be_represented): Use it.
3193 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3195 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3196 graphite-max-bbs-per-function, and loop-block-tile-size.
3197 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3199 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3203 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3204 forward declaration.
3205 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3206 (add_upper_bounds_from_estimated_nit): New.
3207 (build_loop_iteration_domains): Use it.
3209 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3211 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3213 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3216 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3217 should be an INTEGER_CST. Also handle CASE_CONVERT.
3219 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3221 * graphite.c (graphite_initialize): To bound the number of bbs per
3222 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3223 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3224 * doc/invoke.texi: Document it.
3226 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3228 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3229 * graphite-sese-to-poly.h (build_poly_scop): Same.
3231 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3233 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3234 the number of parameters in the scop. Use as an upper bound
3235 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3236 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3237 * doc/invoke.texi: Document it.
3239 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3241 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3242 * doc/c-tree.texi: Remove.
3243 * doc/generic.texi: Merge c-tree.texi here.
3244 * doc/gccint.texi (Trees): Remove menu entry.
3245 (c-tree.texi): Remove @include.
3246 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3247 * doc/languages.texi (Reading RTL): Ditto.
3249 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3252 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3254 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3257 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3258 code added to work around reload clobbering CONST insns.
3260 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3262 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3263 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3264 (cselib_preserve_only_values): Remove retain argument, don't
3265 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3266 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3267 * var-tracking.c (micro_operation): Move insn field before union.
3268 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3269 (struct variable_tracking_info_def): Remove n_mos field, change
3270 mos into a vector of micro_operations.
3271 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3272 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3273 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3274 changing into a vector.
3275 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3276 come before all other uops generated by add_stores.
3277 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3279 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3280 a vector. Run just one pass over the bbs instead of separate counting
3281 and computation phase.
3282 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3285 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3286 into *nonlocalized_list vector.
3287 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3288 even if origin is non-NULL.
3289 (gen_variable_die): Likewise.
3290 (process_scope_var): Don't change origin.
3291 (gen_decl_die): Likewise.
3292 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3293 before adding new edges instead of after it, fix moving over
3296 2010-03-11 David S. Miller <davem@davemloft.net>
3298 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3300 * configure: Rebuild.
3302 2010-03-11 Martin Jambor <mjambor@suse.cz>
3304 PR tree-optimization/43257
3305 * tree.c (assign_assembler_name_if_neeeded): New function.
3306 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3308 * tree.h (assign_assembler_name_if_neeeded): Declare.
3309 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3310 the function if needed.
3312 2010-03-11 Chris Demetriou <cgd@google.com>
3314 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3315 include/stdint-gcc.h, and include/stdint.h world-readable.
3317 2010-03-11 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/43255
3320 * tree-vrp.c (process_assert_insertions_for): Do not insert
3321 asserts for trivial conditions.
3323 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3325 PR tree-optimization/43280
3326 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3327 generation. Move calculation of size out of the if branch.
3328 (find_bswap): Modify compare number generation.
3330 2010-03-11 Richard Guenther <rguenther@suse.de>
3333 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3334 (input_gimple_stmt): Fixup handled component types during
3335 operand read. Also fix up decls in ADDR_EXPRs.
3337 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3339 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3340 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3342 2010-03-10 Jan Hubicka <jh@suse.cz>
3345 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3346 * varasm.c (get_variable_section): Don't do that here...
3347 (make_decl_rtl): ... and here.
3348 (do_assemble_alias): Produce decl RTL.
3349 (assemble_alias): Likewise.
3351 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3354 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3355 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3357 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3358 (based_loc_descr): Only express drap or vdrap regno based expressions
3359 using DW_OP_fbreg when not optimizing.
3360 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3361 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3362 REG_CFA_SET_VDRAP note.
3364 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3366 PR tree-optimization/43236
3367 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3368 error in calculation of base address in reverse iteration case.
3369 (generate_builtin): Take number of latch executions if the statement
3372 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3375 * tree-eh.c: Include pointer-set.h.
3376 (lower_eh_dispatch): Filter out duplicate case labels and
3377 remove the unneeded edge when the label is unused. Return
3378 true when some edges are removed.
3379 (execute_lower_eh_dispatch): When any lowering resulted in
3380 removing an edge, also delete unreachable blocks.
3382 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3385 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3386 UNSPEC_MACHOPIC_OFFSET.
3388 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3391 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3392 (m68k_delegitimize_address): New function.
3394 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3397 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3400 * var-tracking.c (adjust_sets): New function.
3401 (count_with_sets, add_with_sets): Use it.
3402 (get_adjusted_src): New inline function.
3403 (add_stores): Use it.
3406 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3407 call cselib_dummy_expand_value_rtx_cb instead of
3408 cselib_expand_value_rtx_cb.
3411 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3412 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3413 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3414 and .cfi_endproc around the pic thunks.
3415 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3416 all queued unwind info register saves are saved before the call.
3417 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3418 considered as sp-=4 for unwind info and the pop as sp+=4 which
3419 also clobbers dest, but doesn't actually restore it.
3422 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3423 RTX_FRAME_RELATED_P.
3425 2010-03-09 Jie Zhang <jie@codesourcery.com>
3427 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3428 whitespaces in output template.
3430 2010-03-09 Jie Zhang <jie@codesourcery.com>
3432 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3435 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3437 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3438 builtins.exp in a separate job.
3440 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3442 * graphite-sese-to-poly.c (add_param_constraints): Use
3443 lower_bound_in_type and upper_bound_in_type.
3445 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3447 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3448 instead of unsigned_type_node.
3450 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3451 Reza Yazdani <reza.yazdani@amd.com>
3454 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3455 on pointer type parameters.
3457 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3461 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3462 handle conversions from pointer to integers.
3463 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3464 induction variable, to be able to work with code generated by CLooG.
3465 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3466 (build_poly_scop): Bail out if we cannot codegen a loop.
3468 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3470 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3471 code generation with gloog_error.
3473 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3475 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3476 Call fold_convert on all the returned values.
3477 (expand_scalar_variables_expr): Pass to
3478 expand_scalar_variables_ssa_name the type of the resulting expression.
3480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3482 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3483 ppl_min_for_le_pointset.
3484 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3485 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite-dependences.c (map_into_dep_poly): Removed.
3490 (dependence_polyhedron_1): Use combine_context_id_scat.
3492 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3495 (struct poly_bb): Same.
3496 (combine_context_id_scat): New.
3498 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3501 * sese.c (name_defined_in_loop_p): Return false for default
3504 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3506 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3507 and clean up the logic.
3509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3514 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3516 * var-tracking.c (remove_cselib_value_chains): Define only for
3518 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3519 delete_slot_part, emit_notes_for_differences_1): Don't call
3520 remove_cselib_value_chains here.
3521 (set_slot_part, emit_notes_for_differences_2): Don't call
3522 add_cselib_value_chains here.
3523 (preserved_values): New vector.
3524 (preserve_value): New function.
3525 (add_uses, add_stores, vt_add_function_parameters): Use it
3526 instead of cselib_preserve_value.
3527 (changed_values_stack): New vector.
3528 (check_changed_vars_0): New function.
3529 (check_changed_vars_1, check_changed_vars_2): Use it.
3530 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3531 changed_values_stack VALUEs.
3532 (vt_emit_notes): For all preserved_values call
3533 add_cselib_value_chains. If ENABLE_CHECKING call
3534 remove_cselib_value_chains before verifying value_chains is empty.
3535 Initialize and free changed_values_stack.
3536 (vt_initialize): Initialize preserved_values.
3537 (vt_finalize): Free preserved_values.
3539 2010-03-08 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/43269
3542 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3545 2010-03-08 Martin Jambor <mjambor@suse.cz>
3547 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3548 (ipa_is_param_called): Removed.
3549 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3550 (ipa_print_node_params): Do not print the called flag.
3551 (ipa_write_node_info): Do not stream the called flag.
3552 (ipa_read_node_info): Likewise.
3554 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3557 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3558 * cselib.c (struct expand_value_data): Add dummy field.
3559 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3561 (cselib_dummy_expand_value_rtx_cb): New function.
3562 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3564 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3565 * var-tracking.c: Include pointer-set.h.
3566 (variable): Change n_var_parts to char from int. Add
3567 cur_loc_changed and in_changed_variables fields.
3568 (variable_canonicalize): Remove.
3569 (shared_var_p): New inline function.
3570 (unshare_variable): Maintain cur_loc_changed and
3571 in_changed_variables fields. If var was in changed_variables,
3572 replace it there with new_var. Just copy cur_loc instead of
3573 resetting it to something else.
3574 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3575 (dataflow_set_union): Don't call variable_canonicalize.
3576 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3577 of their DEBUG_EXPR_TREE_DECLs.
3578 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3579 and in_changed_variables and cur_loc_changed is false.
3580 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3581 and cur_loc_changed. Don't update cur_loc here.
3582 (variable_merge_over_src): Don't call variable_canonicalize.
3583 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3584 removing loc that is equal to cur_loc, clear cur_loc,
3585 set cur_loc_changed and ensure variable_was_changed is called.
3586 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3587 compare pointers in cur_loc check, if it is equal to loc,
3588 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3589 (variable_different_p): Remove compare_current_location argument,
3590 don't compare cur_loc.
3591 (dataflow_set_different_1): Adjust variable_different_p caller.
3592 (variable_was_changed): If dv had some var in changed_variables
3593 already, reset in_changed_variables flag for it and propagate
3594 cur_loc_changed over to the new variable. On empty var
3595 always set cur_loc_changed. Set in_changed_variables on whatever
3596 var is added to changed_variables.
3597 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3598 Use shared_var_p. When removing loc that is equal to cur_loc,
3599 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3600 end, don't set it to something else, just call variable_was_changed.
3601 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3602 loc being removed, clear cur_loc and set cur_loc_changed.
3603 Set cur_loc_changed if all locations have been removed.
3604 (struct expand_loc_callback_data): New type.
3605 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3606 allocated. Always create SUBREGs if simplify_subreg failed.
3607 Prefer to use cur_loc, when that fails and still in
3608 changed_variables (and seen first time) recompute it. Set
3609 cur_loc_changed of variables which had to change cur_loc and
3610 compute elcd->cur_loc_changed if any of the subexpressions used
3611 had to change cur_loc.
3612 (vt_expand_loc): Adjust to pass arguments in
3613 expand_loc_callback_data structure.
3614 (vt_expand_loc_dummy): New function.
3615 (emitted_notes): New variable.
3616 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3617 that weren't used for any other decl in current
3618 emit_notes_for_changes call call vt_expand_loc_dummy to update
3619 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3620 first loc_chain location if NULL before. Always use just
3621 cur_loc instead of first loc_chain location. When cur_loc_changed
3622 is false, when not --enable-checking=rtl just don't emit any note.
3623 When rtl checking, compute the note and assert it is the same
3624 as previous note. Clear cur_loc_changed and in_changed_variables
3625 at the end before removing from changed_variables.
3626 (check_changed_vars_3): New function.
3627 (emit_notes_for_changes): Traverse changed_vars to call
3628 check_changed_vars_3 on each changed var.
3629 (emit_notes_for_differences_1): Clear cur_loc_changed and
3630 in_changed_variables. Recompute cur_loc of new_var.
3631 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3632 (vt_emit_notes): Initialize and destroy emitted_notes.
3634 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3636 PR rtl-optimization/42220
3637 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3638 Use verify_reg_tracked to determine if we should use OP_OUT rather
3640 (build_def_use): If we see an in-out operand for a register that we
3641 know nothing about, treat is an output if possible, fail the block if
3644 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3647 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3650 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3653 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3654 uses of relevant DEFs that are dead outside the loop too.
3656 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3658 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3660 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3662 * var-tracking.c (values_to_unmark): New variable.
3663 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3664 values_to_unmark vector. Moved body to...
3665 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3666 instead queue it into values_to_unmark vector.
3667 (vt_find_locations): Free values_to_unmark vector.
3669 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3671 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3672 (site.exp): Export them when plugins are enabled.
3674 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3677 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3679 (chrec_fold_multiply): Same.
3681 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3684 * c-decl.c (build_compound_literal): Return early if init is
3687 2010-03-04 Martin Jambor <mjambor@suse.cz>
3689 PR tree-optimization/43164
3690 PR tree-optimization/43191
3691 * tree-sra.c (type_consists_of_records_p): Reject records with
3692 zero-size bit-fields at the end.
3694 2010-03-04 Mike Stump <mikestump@comcast.net>
3696 * Makefile.in (TAGS): Remove *.y.
3698 2010-03-04 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/40761
3701 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3703 (my_rev_post_order_compute): New function.
3704 (init_pre): Call it.
3706 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3709 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3710 decrease the cost of an IV candidate when the cost is infinite.
3712 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3714 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3715 Use '3DNow!' for the extension of that name, ensure normal space
3717 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3719 2010-03-03 Jeff Law <law@redhat.com>
3721 * PR middle-end/32693
3722 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3723 than gen_rtx_SUBREG.
3724 (extract_bit_field_1): Likewise.
3726 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3728 * doc/sourcebuild.texi (Test directives): Document that arguments
3729 include-opts and exclude-opts are now optional for dg-skip-if,
3730 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3732 2010-03-03 Jason Merrill <jason@redhat.com>
3735 * cgraph.h (varpool_node): Add extra_name field.
3736 * varpool.c (varpool_extra_name_alias): New.
3737 (varpool_assemble_decl): Emit extra name aliases.
3738 (varpool_mark_needed_node): Look past an extra name alias.
3739 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3740 * lto-streamer-in.c (lto_input_tree): Read it.
3741 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3743 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3745 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3746 (sparc*-*-solaris2*): ...this.
3748 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3751 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3752 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3753 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3754 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3757 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3758 fallthrough to default handling, just with want_address 0 instead of 2.
3759 For single element lists, add_AT_loc directly, otherwise create an
3760 artificial variable DIE and stick location list to it.
3763 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3764 (VAL_EXPR_HAS_REVERSE): Define.
3765 (reverse_op): New function.
3766 (add_stores): For reversible operations add an extra MO_VAL_USE.
3768 2010-03-02 Jason Merrill <jason@redhat.com>
3770 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3772 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3774 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3775 (sparc64-*-linux*): Likewise.
3776 (sparc64-*-solaris2*): Include assembler files before linker ones.
3777 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3778 * config/sparc/gas.h: Delete.
3779 * config/sparc/sol2-64.h: Add copyright notice.
3780 * config/sparc/sol2-gas-bi.h: Likewise.
3781 * config/sparc/sol2-gld.h: Likewise.
3782 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3783 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3784 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3785 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3786 (sparc_elf_asm_named_section): Rename into...
3787 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3789 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3791 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3793 2010-03-02 Jeff Law <law@redhat.com>
3796 * reload1.c (rtx_p, substitute_stack): Declare.
3797 (substitute): Record addresses of changed rtxs.
3798 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3799 Restore the original rtx when complete.
3800 (reload): Free subsitute_stack when complete.
3802 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3804 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3805 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3807 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3808 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3809 Torture Tests): Change from subsection to section.
3811 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3812 Steven Bosscher <steven@gcc.gnu.org>
3814 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3817 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3820 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3821 the assignment from the new induction variable to the assignment
3822 of the value from the original loop PHI function.
3824 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3825 Daniel Jacobowitz <dan@codesourcery.com>
3827 * doc/sourcebuild.texi (Test directives): Clarify options to
3830 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3832 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3833 Disable cfi directives unless GCC and gas agree on using read-only
3834 .eh_frame sections for 64-bit.
3835 * configure: Regenerate.
3837 2010-03-01 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/43220
3840 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3841 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3843 2010-03-01 Richard Guenther <rguenther@suse.de>
3844 Martin Jambor <mjambor@suse.cz>
3847 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3848 gimplified parameters.
3850 2010-03-01 Christian Bruel <christian.bruel@st.com>
3852 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3854 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3858 2010-03-01 Richard Guenther <rguenther@suse.de>
3861 * expr.c (expand_assignment): Use the alias-oracle to tell
3862 if the rhs aliases the result decl.
3864 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3867 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3868 to sol_gt_pch_get_address.
3869 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3870 64-bit, SPARC and x86.
3871 (sol_gt_pch_get_address): New function.
3873 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3875 * toplev.h (inform_n, error_n): Declare.
3876 * diagnostic.c (inform_n, error_n): New function.
3878 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3880 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3881 has no rtl yet when processing local_decls, queue it and recheck
3882 if deferred stack allocation hasn't assigned it rtl.
3884 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3886 * config/sh/sh.c (unspec_bbr_uid): New.
3887 (gen_block_redirect): Use it instead of INSN_UID.
3888 (gen_far_branch): Likewise.
3890 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3892 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3893 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3895 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3897 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3898 (Warning Options): -Wno-conversion-null is valid for
3899 Objective-C++ as well.
3900 * doc/tm.texi (Named Address Spaces): Likewise.
3901 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3902 * doc/tree-ssa.texi (Tree SSA): Likewise.
3904 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3907 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3908 by default. Don't set the default arch for
3909 i[34567]86-*-darwin*|x86_64-*-darwin*.
3911 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3914 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3915 default. Set the default 32bit/64bit archs with $with_arch
3916 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3918 2010-02-27 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/43186
3921 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3922 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3923 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3924 unroller iterations.
3926 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3928 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3929 required and i[34567]86-*-* targets don't support 64bit ISA.
3931 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3934 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3937 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3939 * config.gcc: Set the default arch at least to Prescott for
3940 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3941 if SSE math is enabled.
3943 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3945 * diagnostic.c (diagnostic_initialize): Update.
3946 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3948 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3949 (diagnostic_inhibit_notes): New.
3950 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3952 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3955 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3956 * doc/standards.texi: Likewise.
3957 * doc/extend.texi: Likewise.
3958 * doc/trouble.texi: Likewise.
3959 * doc/cppopts.texi: Likewise.
3960 * doc/install.texi: Likewise.
3961 * c.opt (std=c90,std=gnu90): New options.
3962 * c-opts.c (c_common_handle_option): Handle them.
3964 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3967 * c-decl.c (undeclared_variable): Use an informative note.
3969 2010-02-26 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/43186
3972 * gimple.h (gimple_fold): Remove.
3973 * gimple.c (gimple_fold): Remove. Inline into single user ...
3974 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3975 Try harder for conditions.
3977 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3980 * function.c (used_types_insert): Don't skip through named pointer
3981 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3982 and it is different from the main variant's type.
3984 2010-02-26 Nick Clifton <nickc@redhat.com>
3986 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3988 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3990 * config.gcc: Support --with-fpmath=sse for x86.
3992 * config/i386/ssemath.h: New.
3994 * doc/install.texi (--with-fpmath=sse): Documented.
3996 2010-02-26 Richard Guenther <rguenther@suse.de>
3998 PR tree-optimization/43188
3999 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4000 vector types of over-aligned element type.
4002 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4005 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4006 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4008 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4010 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4012 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4014 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4015 * var-tracking.c: Include diagnostic.h.
4016 (debug_dv): New function.
4017 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4020 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4021 (add_value_chain, add_value_chains, remove_value_chain,
4022 remove_value_chains): Handle DEBUG_EXPRs.
4023 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4026 * regcprop.c (struct queued_debug_insn_change): New type.
4027 (struct value_data_entry): Add debug_insn_changes field.
4028 (struct value_data): Add n_debug_insn_changes field.
4029 (debug_insn_changes_pool): New variable.
4030 (free_debug_insn_changes, apply_debug_insn_changes,
4031 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4032 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4033 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4035 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4037 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4038 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4039 changes, call cprop_find_used_regs via note_stores.
4040 (copyprop_hardreg_forward): When copying vd from predecessor
4041 which has any queued DEBUG_INSN changes, make sure the pointers are
4042 cleared. At the end call df_analyze and then if there are any
4043 DEBUG_INSN changes queued at the end of some basic block for still
4044 live registers, apply them.
4045 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4047 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4049 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4052 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4054 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4055 targets. Set the default with_cpu/with_arch from arch/cpu.
4056 Allow x86-64 and native for with_cpu/with_arch.
4058 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4060 * ebitmap.c: Change calls to verify_popcount with calls to
4061 sbitmap_verify_popcount.
4062 (ebitmap_clear_bit): Fixed map->cacheindex test and
4063 map>cache update when bit clearing results in an empty
4066 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4069 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4070 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4071 and support both V2DF and V2DI modes.
4072 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4073 support both V2DF and V2DI modes.
4074 (general): Delete trailing whitespace from a few patterns.
4076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4077 V2DF/V2DI interleave high/low builtins.
4079 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4082 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4083 interleave high/low functions.
4085 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4087 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4088 #pragma extern_prefix.
4090 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4093 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4094 BLKmode, assert op0 is a MEM and just adjust its mode.
4097 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4098 if bitpos isn't multiple of mode's bitsize.
4100 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4102 * c.opt (-ftemplate-depth=): New.
4103 (-ftemplate-depth-): Deprecate.
4104 * optc-gen.awk: Handle -ftemplate-depth=.
4105 * opth-gen.awk: Likewise.
4106 * c-opts.c (c_common_handle_option): Likewise.
4107 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4109 2010-02-24 Jason Merrill <jason@redhat.com>
4111 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4113 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4115 * cfg.c (alloc_aux_for_block): Remove inline.
4116 (alloc_aux_for_edge): Likewise.
4118 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4120 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4122 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4124 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4125 * config/i386/sol2-gas.h: New file.
4126 * config.gcc (i[34567]86-*-solaris2*): Use it.
4128 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4131 * c-typeck.c (ep_convert_and_check): New.
4132 (build_conditional_expr): Use it.
4133 (build_binary_op): Likewise.
4135 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4137 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4140 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4141 bounds even for -O+.
4142 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4143 expr needs to have DECL_NAME set.
4145 2010-02-24 Nick Clifton <nickc@redhat.com>
4147 * config/mep/mep.c: Include gimple.h.
4148 (mep_function_uses_sp): Delete unused function.
4149 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4150 parameters. Use unsigned integers to count args. Return a
4151 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4153 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4156 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4157 greater or equal to nelt instead of 2 * nelt.
4158 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4161 2010-02-23 Jason Merrill <jason@redhat.com>
4164 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4165 in cfun->local_decls even if they have register types.
4168 * stor-layout.c (place_field): Don't warn about unnecessary
4169 DECL_PACKED if the type is packed.
4171 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4174 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4175 GOTOFF relocs, even when the base reg isn't pic pointer.
4177 2010-02-23 Michael Matz <matz@suse.de>
4180 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4181 (expand_gimple_basic_block): Generate and use debug temps if there
4182 are debug uses left after the last real use of TERed ssa names.
4183 Unlink debug immediate uses when they are expanded.
4185 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4188 * config/i386/i386.c (override_options): Reorganise to provide
4189 better error messages.
4191 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4194 * graphite-scop-detection.c (create_single_exit_edge): Move
4195 the call to find_single_exit_edge to....
4196 (create_sese_edges): ...here. Don't handle multiple edges
4197 exiting the function.
4198 (build_graphite_scops): Don't handle multiple edges
4199 exiting the function.
4201 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4204 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4205 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4207 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4210 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4212 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4215 * c-typeck.c (convert_arguments): Print declaration location.
4216 * c-common.c (validate_nargs): Rename as
4217 builtin_function_validate_nargs.
4218 (check_builtin_function_arguments): Update.
4220 2010-02-22 Richard Guenther <rguenther@suse.de>
4223 * tree-inline.c (declare_return_variable): Use the type of
4224 the call stmt lhs if available.
4226 2010-02-22 Duncan Sands <baldrick@free.fr>
4228 * passes.c (register_pass): Always consider all pass lists when
4229 ref_pass_instance_number is zero.
4231 2010-02-22 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/42749
4234 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4235 parameter. Do arithmetic in the original type.
4236 (update_accumulator_with_ops): Likewise.
4237 (adjust_accumulator_values): Adjust.
4239 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4241 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4242 (QI to BLKmode splitter): New splitter.
4244 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4247 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4249 2010-02-22 Richard Guenther <rguenther@suse.de>
4251 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4253 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4255 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4256 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4257 ($(T)crti.o, $(T)crtn.o): Remove rules.
4259 2010-02-21 Tobias Burnus <burnus@net-b.de>
4262 * doc/invoke.texi (-fassociative-math): Document that this
4263 option is automatically enabled for Fortran.
4265 2010-02-20 David S. Miller <davem@davemloft.net>
4267 * configure.ac: Test if linker and assembler properly support
4268 GOTDATA_OP relocations.
4269 * configure: Rebuild.
4270 * config.in: Likewise.
4271 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4272 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4273 (movsi_high_pic): Likewise.
4274 (movdi_lo_sum_pic): Likewise.
4275 (movdi_high_pic): Likewise.
4276 (movsi_pic_gotdata_op): New pattern.
4277 (movdi_pic_gotdata_op): Likewise.
4278 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4279 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4281 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4285 attribute to ssemul.
4286 (xop_mulv2div2di3_high): Ditto.
4288 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4291 * c.opt (Wconversion-null): New option.
4292 * doc/invoke.texi (Wconversion-null): Document.
4294 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4296 * common.opt (Wlarger-than-): Add Undocumented.
4298 2010-02-19 Mike Stump <mikestump@comcast.net>
4300 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4302 2010-02-19 Jason Merrill <jason@redhat.com>
4305 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4306 * configure: Likewise.
4308 2010-02-20 Alan Modra <amodra@gmail.com>
4311 * cgraph.h (cgraph_make_decl_local): Declare.
4312 * cgraph.c (cgraph_make_decl_local): New function.
4313 (cgraph_make_node_local): Use it.
4314 * cgraphunit.c (cgraph_function_versioning): Likewise.
4315 * ipa.c (function_and_variable_visibility): Likewise.
4317 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4320 * except.c (sjlj_emit_function_enter): Don't call
4321 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4323 * rtl.h (add_reg_br_prob_note): Remove prototype.
4325 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4328 * c-common.c (conversion_warning): Remove widening conversions
4329 before checking the conversion of integers to reals.
4331 2010-02-19 Mike Stump <mikestump@comcast.net>
4334 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4337 * cgraphunit.c (process_function_and_variable_attributes): Check
4338 DECL_PRESERVE_P instead of looking up attribute "used".
4339 * ipa-pure-const.c (check_decl): Likewise.
4340 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4341 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4342 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4343 instead of attribute "used".
4344 * config/sol2-c.c (solaris_pragma_init): Likewise.
4345 (solaris_pragma_fini): Likewise.
4347 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4349 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4350 Use XCNEW instead of xcalloc.
4351 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4352 XNEW instead of xmalloc.
4353 (get_fields): Use XNEWVEC instead of xmalloc.
4356 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4357 populate vars array.
4358 (create_new_general_access): For debug stmts just reset value.
4359 (get_stmt_accesses): For accesses within debug stmts just record them
4360 using add_access_to_acc_sites instead of preventing the peeling or
4361 counting them as accesses.
4364 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4366 2010-02-19 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/42916
4369 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4372 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4374 * configure.ac: Replace all uses of changequote in macro arguments
4375 with proper quoting.
4377 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4380 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4382 2010-02-19 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/42944
4385 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4386 test for aliasing with errno.
4388 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4391 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4392 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4393 * dojump.c: Include output.h.
4394 (inv): New inline function.
4395 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4396 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4397 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4398 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4399 argument, pass it down to other calls.
4400 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4401 add REG_BR_PROB note to the conditional jump.
4402 * cfgexpand.c (add_reg_br_prob_note): Removed.
4403 (expand_gimple_cond): Don't call it, add the probability
4404 as last argument to jumpif_1/jumpifnot_1.
4405 * Makefile.in (dojump.o): Depend on output.h.
4406 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4408 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4409 * stmt.c (do_jump_if_equal): Likewise.
4410 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4411 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4412 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4414 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4415 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4416 jumpifnot_1 callers.
4417 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4419 (store_expr): Adjust jumpifnot caller.
4420 (store_constructor): Adjust jumpif caller.
4423 * gimplify.c (gimple_boolify): For __builtin_expect call
4424 gimple_boolify also on its first argument.
4426 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4428 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4430 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4431 * configure: Regenerated.
4433 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4435 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4436 lang_hooks.types_compatible_p instead of comptypes.
4438 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4440 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4441 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4442 if __prefer_thumb__ is defined.
4444 2010-02-18 Martin Jambor <mjambor@suse.cz>
4446 PR tree-optimization/43066
4447 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4448 array with zero-sized element type.
4450 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4452 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4453 rtx, allocate struct var_loc_node here and return it to the
4454 caller, and only if it is actually needed.
4455 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4456 move it earlier and return immediately if it returns NULL.
4458 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4460 * config/sparc/gas.h: New file. Restore
4461 TARGET_ASM_NAMED_SECTION to its ELF default.
4462 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4464 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4465 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4466 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4467 after sparc/sysv4.h.
4469 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4471 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4473 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4475 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4476 patterns from predicated pattern.
4478 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4482 for insn mnemonic suffix.
4484 2010-02-17 Richard Guenther <rguenther@suse.de>
4486 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4489 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4492 * caller-save.c (save_call_clobbered_regs): If BB ends with
4493 a DEBUG_INSN, move any notes in between last real insn and the last
4494 DEBUG_INSN after the last DEBUG_INSN.
4496 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4498 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4499 Fix return type. Fix argument type. Explain meaning of return value.
4501 2010-02-16 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/41043
4504 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4505 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4507 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4509 2010-02-16 Ira Rosen <irar@il.ibm.com>
4511 PR tree-optimization/43074
4512 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4513 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4514 vectorizable cycles in hybrid SLP check.
4515 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4517 2010-02-16 Richard Guenther <rguenther@suse.de>
4519 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4520 (true_dependence): If memrefs_conflict_p computes must-alias
4521 trust it. Move TBAA check after offset-based disambiguation.
4522 (canon_true_dependence): Likewise.
4524 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4526 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4527 * doc/invoke.texi: Document it.
4528 * var-tracking.c: Include toplev.h and params.h.
4529 (vt_find_locations): Return bool indicating success. Compute
4530 hash sizes unconditionally. Check new parameter, report.
4531 (variable_tracking_main_1): Check vt_find_locations results and
4532 retry. Renamed from...
4533 (variable_tracking_main): ... this. New wrapper to preserve
4534 flag_var_tracking_assignments.
4535 * Makefile.in (var-tracking.o): Adjust dependencies.
4537 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4538 Jakub Jelinek <jakub@redhat.com>
4541 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4542 if weak_import attribute is present.
4543 * config/darwin.c (machopic_select_section): Likewise.
4545 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4547 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4548 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4549 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4550 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4552 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4557 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4558 Rewrite text to refer to the names.
4560 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4562 * config/i386/i386-builtin-types.def
4563 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4564 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4565 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4566 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4567 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4568 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4569 IX86_BUILTIN_VPERMIL2PS256.
4570 (MULTI_ARG_4_DF2_DI_I): Defined.
4571 (MULTI_ARG_4_DF2_DI_I1): Defined.
4572 (MULTI_ARG_4_SF2_SI_I): Defined.
4573 (MULTI_ARG_4_SF2_SI_I1): Defined.
4574 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4575 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4576 __builtin_ia32_vpermil2ps256.
4577 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4578 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4579 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4580 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4581 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4582 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4583 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4584 CODE_FOR_xop_vpermil2v8sf3.
4585 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4586 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4587 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4588 (_mm256_permute2_pd): New.
4589 (_mm_permute2_ps): New.
4590 (_mm256_permute2_ps): New.
4592 2010-02-15 Nick Clifton <nickc@redhat.com>
4594 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4595 boolean parameters. Use emit_jump_insn when emitting a pop
4596 instruction containing a return insn.
4597 (push): Use 'true' rather than '1' as second parameter to F.
4598 (h8300_expand_prologue): Likewise.
4599 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4600 (h8300_expand_epilogue): Likewise.
4602 2010-02-15 Richard Guenther <rguenther@suse.de>
4605 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4608 2010-02-15 Nick Clifton <nickc@redhat.com>
4610 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4613 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4615 * intl.c (fake_ngettext): New function.
4616 * intl.h (fake_ngettext): Declare.
4617 (ngettext): Define macro.
4618 * collect2.c (notice_translated): New function.
4619 (main): Use notice_translated and ngettext.
4620 * collect2.h (notice_translated): Declare.
4622 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4624 * reorg.c (delete_computation): Comment fixes.
4625 * caller-save.c (setup_save_areas): Idem.
4626 * sel-sched-dump.c (dump_lv_set): Idem.
4629 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4631 * config/s390/s390.c (s390_sched_init): New function.
4632 (TARGET_SCHED_INIT): Target hook defined.
4634 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4635 Jack Howarth <howarth@bromo.med.uc.edu>
4636 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4639 Partial revert of unintended change in fix for PR41605.
4640 * config/darwin.h: Fix typo.
4641 * config/darwin9.h: Same.
4643 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4645 * c-pch.c (pch_init): Clear v.
4647 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4650 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4651 graphite_can_represent_init for MULT_EXPR.
4653 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4657 * graphite-sese-to-poly.c (remove_phi): New.
4658 (translate_scalar_reduction_to_array): Call remove_phi.
4660 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4663 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4664 * graphite-clast-to-gimple.h (gloog): Update declaration.
4665 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4666 * graphite-poly.h (struct poly_bb): Add missing comments.
4667 (struct scop): Add poly_scop_p field.
4669 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4670 * graphite.c (graphite_transform_loops): Build the polyhedral
4671 representation for each scop before code generation.
4672 * sese.c (rename_variables_in_operand): Removed.
4673 (rename_variables_in_expr): Return the renamed expression.
4674 (rename_sese_parameters): New.
4675 * sese.h (rename_sese_parameters): Declared.
4677 2010-02-11 Richard Guenther <rguenther@suse.de>
4679 PR tree-optimization/42998
4680 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4681 POINTER_PLUS_EXPR properly.
4683 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4684 Changpeng Fang <changpeng.fang@amd.com>
4687 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4688 the cost of an IV candidate when the IV is used in a test against zero.
4690 * gcc.dg/tree-ssa/ivopts-3.c: New.
4692 2010-02-11 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4696 pointer-vs-decl case by swapping refs. Handle some cases
4697 of pointer-vs-decl disambiguations more conservatively.
4698 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4699 to false after expanding.
4701 2010-02-11 Richard Guenther <rguenther@suse.de>
4704 * gcc.c (process_command): Handle LTO file@offset case more
4707 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4709 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4710 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4712 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4714 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4715 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4716 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4717 Optimize eq/ne comparisons when both arguments are known to be
4719 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4720 Don't mask operands unnecessarily if they are known to be already
4723 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4725 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4728 2010-02-10 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/43017
4731 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4732 for wrapping signed arithmetic.
4734 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4737 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4738 if no debug info should be emitted for it.
4740 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4742 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4743 note when flag_exceptions is set.
4745 2010-02-10 Duncan Sands <baldrick@free.fr>
4747 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4749 2010-02-10 Richard Guenther <rguenther@suse.de>
4752 * tree.c (get_unwidened): Handle constants.
4753 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4755 2010-02-10 Martin Jambor <mjambor@suse.cz>
4758 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4759 check for variable argument counts independently.
4761 2010-02-10 Christian Bruel <christian.bruel@st.com>
4764 * config/sh/sh.c (find_barrier): Increase length for non delayed
4765 conditional branches.
4767 2010-02-10 Christian Bruel <christian.bruel@st.com>
4769 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4771 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4773 * builtins.c (set_builtin_user_assembler_name): Also handle
4774 ffs if int is smaller than word.
4776 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4779 * ira-conflicts.c (get_dup): Remove.
4780 (process_reg_shuffles): Add new parameter. Use it as an
4781 additional guard for copy generation.
4782 (add_insn_allocno_copies): Rewrite.
4784 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4786 * common.opt (fsched2-use-traces): Preserved for backward
4788 * doc/invoke.texi: Remove the documentation about option
4789 -fsched2-use-traces.
4790 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4791 flag_sched2_use_traces.
4792 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4793 the backward compatibility flag section.
4795 2010-02-09 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/43008
4798 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4799 make HEAP variables initialized from global memory if they
4800 are not known builtin functions.
4801 (find_func_aliases): Adjust.
4803 2010-02-09 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/43000
4806 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4807 arithmetic manually.
4809 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4811 PR tree-optimization/42931
4812 * tree-loop-linear.c (try_interchange_loops): Don't call
4813 double_int_mul if estimated_loop_iterations failed.
4815 2010-02-08 Martin Jambor <mjambor@suse.cz>
4818 * tree-sra.c (build_accesses_from_assign): Do not mark in
4819 should_scalarize_away_bitmap if stmt has volatile ops.
4820 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4823 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4825 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4827 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4829 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4832 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4835 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4837 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4840 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4841 to unknown_dependence.
4842 (graphite_legal_transform_dr): Handle the unknown_dependence.
4843 (graphite_carried_dependence_level_k): Same.
4845 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4847 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4849 2010-02-07 Richard Guenther <rguenther@suse.de>
4852 * expr.c (get_inner_reference): Always initialize *pbitsize.
4854 2010-02-07 Richard Guenther <rguenther@suse.de>
4857 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4858 new ARRAY_REFs on variable size element or minimal index arrays.
4860 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4861 gimple_fold_indirect_ref.
4863 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4866 * arm.c (arm_override_options): Just return if the user has specified
4867 an invalid fpu name.
4869 2010-02-03 Jason Merrill <jason@redhat.com>
4872 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4873 i386_pe_maybe_record_exported_symbol.
4875 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4878 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4879 (pa_delegitimize_address): New function.
4881 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4883 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4884 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4886 2010-02-05 Richard Guenther <rguenther@suse.de>
4889 * lto-streamer-in.c (get_resolution): Deal with references
4890 to undefined functions.
4892 2010-02-05 Richard Guenther <rguenther@suse.de>
4894 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4895 (fold_const_aggregate_ref): Likewise.
4896 (ccp_fold_stmt): Substitute loads.
4897 (maybe_fold_reference): Verify types before substituting.
4899 (fold_gimple_assign): Unshare properly.
4900 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4902 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4904 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4905 for rs6000_gen_cell_microcode.
4907 2010-02-04 Richard Guenther <rguenther@suse.de>
4909 PR rtl-optimization/42952
4910 * dse.c (const_or_frame_p): Remove MEM handling.
4912 2010-02-04 Nick Clifton <nickc@redhat.com>
4914 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4915 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4916 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4917 (mn10300_asm_output_mi_thunk): New function.
4918 (mn10300_can_output_mu_thunk): New function.
4919 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4920 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4921 (FUNCTION_ARG): Delete incorrect comment.
4923 2010-02-03 Jason Merrill <jason@redhat.com>
4926 * fold-const.c (operand_equal_p): Handle erroneous types.
4928 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4930 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4932 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4934 PR rtl-optimization/42941
4935 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4938 2010-02-03 Jason Merrill <jason@redhat.com>
4941 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4943 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4946 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4947 (cselib_reset_table): Renamed from...
4948 (cselib_reset_table_with_next_value): ... this.
4949 (cselib_get_next_uid): Renamed from...
4950 (cselib_get_next_unknown_value): ... this.
4951 * cselib.c (next_uid): Renamed from...
4952 (next_unknown_value): ... this.
4953 (cselib_clear_table): Adjust.
4954 (cselib_reset_table): Adjust. Renamed from...
4955 (cselib_reset_table_with_next_value): ... this.
4956 (cselib_get_next_uid): Adjust. Renamed from...
4957 (cselib_get_next_unknown_value): ... this.
4958 (get_value_hash): Use hash.
4959 (cselib_hash_rtx): Likewise.
4960 (new_cselib_val): Adjust. Set and dump uid.
4961 (cselib_lookup_mem): Pass next_uid as hash.
4962 (cselib_subst_to_values): Likewise.
4963 (cselib_log_lookup): Dump uid.
4964 (cselib_lookup): Pass next_uid as hash. Adjust.
4965 (cselib_process_insn): Adjust.
4966 (cselib_init): Initialize next_uid.
4967 (cselib_finish): Adjust.
4968 (dump_cselib_table): Likewise.
4969 * dse.c (canon_address): Dump value uid.
4970 * print-rtl.c (print_rtx): Print value uid.
4971 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4973 (dv_uid): New function, sort of renamed from...
4974 (dv_htab_hash): ... this, reimplemented in terms of it and...
4975 (dv_uid2hash): ... this. New.
4976 (variable_htab_eq): Drop excess assertions.
4977 (tie_break_pointers): Removed.
4978 (canon_value_cmp): Compare uids.
4979 (variable_post_merge_New_vals): Print uids.
4980 (vt_add_function_parameters): Adjust.
4981 (vt_initialize): Reset table. Adjust.
4983 2010-02-03 Richard Guenther <rguenther@suse.de>
4985 PR tree-optimization/42944
4986 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4987 (call_may_clobber_ref_p_1): Likewise. Properly handle
4988 malloc and calloc clobbering errno.
4990 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4992 * doc/invoke.texi: Fix name of sched1 dump.
4994 * opts.c (decode_options): Set flag_tree_switch_conversion
4995 only conditionally on optimize >= 2.
4997 * gcse.c: Assorted comment fixes in pass description.
4999 2010-02-03 Anthony Green <green@moxielogic.com>
5001 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5002 nop padding in order to maintain alignment of storage location of
5003 target function address.
5004 (moxie_trampoline_init): Store target function address at newly
5006 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5008 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5010 2010-02-03 Richard Guenther <rguenther@suse.de>
5013 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5015 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5017 * config.gcc: Reenable check for obsolete targets.
5018 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5019 mips-sgi-irix6.[0-4]*.
5021 2010-02-02 Nick Clifton <nickc@redhat.com>
5023 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5024 constant size of 4 as being the same as 0.
5025 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5026 can take values in the range 0..4.
5028 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5031 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5032 as _darwin10_Unwind_FindEnclosingFunction().
5033 * libgcc-libsystem.ver: New.
5035 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5038 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5039 implicitly set registers.
5041 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5043 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5044 (arm_override_options): Allow automatic selection of the thread
5045 pointer register if thumb2.
5046 (legitimize_pic_address): Improve code sequences for Thumb2.
5047 (arm_call_tls_get_addr): Likewise.
5048 (legitimize_tls_address): Likewise.
5049 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5050 (pic_load_addr_32bit): ... this. New named pattern.
5051 * thumb2.md (pic_load_addr_thumb2): Delete.
5052 (pic_load_dot_plus_four): Delete.
5053 (tls_load_dot_plus_four): New named pattern.
5055 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5058 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5059 Document fix for TLS bug.
5061 2010-01-31 Richard Guenther <rguenther@suse.de>
5063 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5064 conservatively correct.
5066 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5070 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5072 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5074 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5076 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5078 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5080 * config.gcc: Adjust order of makefile fragments for mingw targets.
5082 2010-01-31 Richard Guenther <rguenther@suse.de>
5085 * gimplify.c (gimplify_init_constructor): For volatile LHS
5086 initialize a temporary.
5088 2010-01-31 Matthias Klose <doko@ubuntu.com>
5090 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5092 * configure: Regenerate.
5094 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5096 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5097 the same alias set and their sizes different constantness.
5098 (aliasing_component_refs_p): Revert 2009-10-24 change.
5100 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5102 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5105 2010-01-29 Richard Guenther <rguenther@suse.de>
5107 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5108 Assert we successfully updated the call.
5110 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5112 PR rtl-optimization/42889
5113 * df.h (df_set_bb_dirty_nonlr): New prototype.
5114 * df-core.c (df_set_bb_dirty_nonlr): New function.
5115 * df-scan.c (df_insn_rescan): Call it instead of
5116 df_set_bb_dirty for DEBUG_INSNs.
5118 2010-01-29 Richard Guenther <rguenther@suse.de>
5121 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5122 quadratic behavior in most cases.
5124 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5128 in the call to gen_x86_movsicc_0_m1.
5130 2010-01-28 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/42871
5133 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5135 2010-01-28 Richard Guenther <rguenther@suse.de>
5137 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5138 into call arguments.
5140 2010-01-28 Richard Guenther <rguenther@suse.de>
5143 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5144 the forwarder if the destination is an EH landing pad.
5146 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5148 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5149 block list passed to gimple_duplicate_sese_tail.
5150 (parallelize_loops): Avoid parallelization when the function
5152 Avoid parallelization when the preheader is IRREDUCIBLE.
5153 Try to optimize when estimated_loop_iterations_int is unresolved.
5154 Add the loop's location to the dump file.
5155 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5156 (gimple_duplicate_sese_tail): Remove the check for the latch.
5157 Redirect nexits to the exit block.
5158 Remove handling of the incoming edges to the latch.
5159 Redirect the backedge from the copied latch to the exit bb.
5161 2010-01-28 Michael Matz <matz@suse.de>
5164 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5165 Wrap force_reg into a sequence, emit it before user.
5167 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5169 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5171 (arm_legacy_rev): Likewise.
5172 (thumb_legacy_rev): Likewise.
5174 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5176 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5177 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5178 on MEM's address failed, try avoid_constant_pool_reference and
5179 recurse if it returned something different.
5180 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5181 address, try avoid_constant_pool_reference and recurse if it
5182 returned something different.
5183 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5184 address and avoid_constant_pool_reference returned something
5185 different, don't set have_address.
5187 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5190 * var-tracking.c (val_store): Add modified argument, obey it.
5192 (count_uses): Move down logging of main.
5193 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5194 don't need resolution.
5195 (emit_notes_in_bb): Likewise.
5197 2010-01-27 Richard Guenther <rguenther@suse.de>
5200 * tree-inline.c (remap_decl): Delay remapping of SSA name
5201 default definitions until we need them.
5203 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5205 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5206 (rs6000_delegitimize_address): New function.
5208 * config/s390/s390.c (s390_delegitimize_address): Call
5209 delegitimize_mem_from_attrs.
5212 * tree-inline.c (cannot_copy_type_1): Removed.
5213 (copy_forbidden): Don't forbid copying of functions containing
5214 records/unions with variable length fields.
5216 2010-01-27 Christian Bruel <christian.bruel@st.com>
5220 * config/sh/sh.c (find_barrier): Increase length for non delayed
5221 conditional branches.
5223 2010-01-27 Matthias Klose <doko@ubuntu.com>
5225 * configure.ac (gnu-unique-object): Fix ldd version check.
5226 * configure: Regenerate.
5228 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5230 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5232 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5233 Test for HAVE_GNU_AS value.
5235 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5237 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5238 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5239 INT64_TYPE): Define.
5240 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5241 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5242 INT_LEAST64_TYPE): Define.
5243 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5244 UINT_LEAST64_TYPE): Define.
5245 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5246 INT_FAST64_TYPE): Define.
5247 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5248 UINT_FAST64_TYPE): Define.
5249 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5250 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5251 (SIG_ATOMIC_TYPE): Define.
5253 2010-01-26 Richard Guenther <rguenther@suse.de>
5255 * df-scan.c (df_scan_set_bb_info): Remove assert.
5256 (df_insn_rescan_debug_internal): Merge asserts.
5257 (df_install_ref): Likewise.
5258 (df_mark_reg): Use bitmap_set_range.
5259 (df_hard_reg_used_p): Remove assert.
5260 (df_hard_reg_used_count): Likewise.
5262 2010-01-26 Richard Guenther <rguenther@suse.de>
5264 PR rtl-optimization/42685
5265 * web.c (web_main): Ignore DEBUG_INSNs.
5267 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5269 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5271 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5272 Fix types of fndecl and arglist parameters.
5274 2010-01-26 Richard Guenther <rguenther@suse.de>
5277 * tree-eh.c (unsplit_eh): Skip debug insns.
5279 2010-01-26 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/42250
5282 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5284 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5287 * omp-low.c (expand_omp_sections): Only use single_pred if
5288 l2_bb is single_pred_p.
5290 2010-01-25 Christian Bruel <christian.bruel@st.com>
5293 * config/sh/sh.c (find_barrier): Increase length for non delayed
5294 conditional branches.
5295 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5297 2010-01-24 David S. Miller <davem@davemloft.net>
5299 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5300 define if not using GAS.
5301 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5302 Likewise. Delete SECTION_MERGE code, which is only applicable
5305 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5308 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5309 mangling of va_list in system headers.
5311 2010-01-23 Toon Moene <toon@moene.org>
5313 * tree-predcom.c (combine_chains): Return NULL, not false.
5315 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5317 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5318 initialization of variable res to agree with return type.
5320 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5322 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5323 * tree-sra.c: Add include of expr.h.
5325 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5327 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5328 insert the debug stmt on the single non-EH edge from the stmt.
5330 2010-01-22 Richard Henderson <rth@redhat.com>
5333 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5334 the RHS until after generate_subtree_copies has insertted its
5335 code before the current statement.
5337 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5339 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5341 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5343 2010-01-21 Martin Jambor <mjambor@suse.cz>
5345 PR tree-optimization/42585
5346 * tree-sra.c (struct access): New field grp_total_scalarization.
5347 (dump_access): Dump the new field.
5348 (should_scalarize_away_bitmap): New variable.
5349 (cannot_scalarize_away_bitmap): Likewise.
5350 (sra_initialize): Allocate new bitmaps.
5351 (sra_deinitialize): Free new bitmaps.
5352 (create_access_1): New function.
5353 (create_access): Parts moved to create_access_1.
5354 (type_consists_of_records_p): New function.
5355 (completely_scalarize_record): Likewise.
5356 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5357 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5358 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5360 (analyze_all_variable_accesses): Completely scalarize small eligible
5363 2010-01-21 Martin Jambor <mjambor@suse.cz>
5365 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5367 2010-01-21 Andrew Haley <aph@redhat.com>
5369 * gcc.c (process_command): Move lang_specific_driver before
5370 setting cc_libexec_prefix.
5372 2010-01-21 Richard Guenther <rguenther@suse.de>
5375 * fold-const.c (negate_expr_p): Pretend only negative
5376 real constants are easily negatable.
5378 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5379 Jason Merrill <jason@redhat.com>
5381 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5382 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5383 * calls.c (initialize argument_information): Handle it.
5384 * c-common.c (handle_transparent_union_attribute): Use new name.
5385 * c-decl.c (finish_struct): Ditto.
5386 * c-typeck.c (type_lists_compatible_p): Ditto.
5387 (convert_for_assignment): Use new name and also handle record.
5388 * function.c (aggregate_value_p): Handle it.
5389 (pass_by_reference): Ditto.
5390 (assign_parm_data_types): Ditto.
5391 * print-tree.c (print_node): Ditto.
5392 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5393 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5394 * tree.c (first_field): New fn.
5396 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5399 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5400 even when linking statically, for now.
5402 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5405 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5406 without a cselib val.
5407 (count_uses): Accept MO_VAL_SET with no val on stores.
5408 (add_stores): Likewise.
5410 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5412 * var-tracking.c (check_value_val): Add a compile time assertion.
5413 (dv_is_decl_p): Simplify.
5414 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5415 gcc_assert if ENABLE_CHECKING.
5417 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5420 * var-tracking.c: Include tree-flow.h.
5421 (mem_dies_at_call): New.
5422 (dataflow_set_preserve_mem_locs): Use it.
5423 (dataflow_set_remove_mem_locs): Likewise.
5424 (dump_var): Renamed from dump_variable. Adjust all callers.
5425 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5426 * Makefile.in (var-tracking.o): Adjust deps.
5428 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5430 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5432 2010-01-20 Richard Guenther <rguenther@suse.de>
5434 PR tree-optimization/42717
5435 * tree-ssa-dce.c (get_live_post_dom): Remove.
5436 (forward_edge_to_pdom): Take an arbitrary edge to copy
5437 degenerate PHI args from.
5438 (remove_dead_stmt): Use the first post-dominator even if it
5439 does not contain live statements as redirection destination.
5441 2010-01-20 Richard Guenther <rguenther@suse.de>
5443 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5445 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5447 * sel-sched.c (create_speculation_check): Remove set but not used
5449 (try_transformation_cache): Remove set but not used variable ds.
5450 (calculate_privileged_insns): Remove set but not used variables
5451 cur_insn and min_spec_insn.
5452 (find_best_expr): Remove set but not used variable avail_n.
5453 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5455 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5457 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5458 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5461 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5464 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5465 cpu types. Add support for *-sse3 cpu types.
5466 (x86_64-*-*): Ditto.
5468 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5471 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5472 argument, call initializer_constant_valid_p_1 instead of
5473 initializer_constant_valid_p, pass CACHE to it, return NULL
5474 immediately if first call returns NULL.
5475 (initializer_constant_valid_p_1): New function.
5476 (initializer_constant_valid_p): Use it.
5478 2010-01-20 Thomas Quinot <quinot@adacore.com>
5480 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5482 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5484 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5485 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5486 (loc_list_from_tree): Don't handle unsigned division. Handle
5487 signed modulo using DW_OP_{over,over,div,mul,minus}.
5488 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5489 modulo instead of signed.
5491 2010-01-20 DJ Delorie <dj@redhat.com>
5493 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5495 (h8300_emit_stack_adjustment): Propogate it.
5497 (h8300_expand_prologue): Likewise.
5498 (h8300_expand_epilogue): Likewise.
5500 2010-01-19 Michael Matz <matz@suse.de>
5502 PR tree-optimization/41783
5503 * tree-data-ref.c (toplevel): Include flags.h.
5504 (dump_data_dependence_relation): Also dump the inputs if the
5505 result will be unknown.
5506 (split_constant_offset_1): Look through some conversions.
5507 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5508 the offset from last element is too large.
5509 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5510 (reassociate_to_the_same_stmt): Handle vector registers.
5511 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5513 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5514 wide_prolog_niters argument, emit widening instructions.
5515 (vect_do_peeling_for_alignment): Adjust caller, use widened
5516 variant of the iteration cound.
5517 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5519 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5522 * config/arm/neon-testgen.m (emit_automatics): New parameter
5523 features. Adjust for Fixed_return_reg feature.
5524 (test_intrinsic): Call emit_automatics with new feature.
5525 * config/arm/neon.ml: Update copyright years.
5526 (features): New Fixed_return_reg feature.
5527 (ops): Update feature for Vget_low.
5529 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5531 PR tree-optimization/42719
5532 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5536 * fwprop.c (all_uses_available_at): Return false if def_set dest
5537 is a REG that is used in def_insn.
5539 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5541 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5543 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5546 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5548 * target.h (struct gcc_target) <secondary_reload>: Change type
5549 of last argument to secondary_reload_info *.
5551 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5554 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5555 memory references with unaligned offsets. Remove CQImode handling.
5556 (unaligned_memory_operand): Return 1 for memory references with
5557 unaligned offsets. Remove CQImode handling.
5559 2010-01-18 Richard Guenther <rguenther@suse.de>
5562 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5565 2010-01-18 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/42781
5568 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5569 restrict processing only if the original variable was artificial.
5571 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5573 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5574 find number of popped argument bytes.
5576 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5577 Fix the text that describes the return value for invalid insns.
5579 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5581 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5582 Clarify what 'cost of the -dependence' is. Fix quoting.
5584 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5585 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5587 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5589 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5590 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5592 2010-01-17 Richard Guenther <rguenther@suse.de>
5595 * function.c (split_complex_args): Take a VEC to modify.
5596 (assign_parms_augmented_arg_list): Build a VEC instead of
5597 a chain of PARM_DECLs.
5598 (assign_parms_unsplit_complex): Take a VEC of arguments.
5599 Do not fixup unmodified parms.
5600 (assign_parms): Deal with the VEC.
5601 (gimplify_parameters): Likewise.
5603 2010-01-17 Richard Guenther <rguenther@suse.de>
5605 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5606 node existence check.
5607 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5608 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5609 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5610 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5611 (gimple_execute_on_growing_pred): Likewise.
5613 2010-01-17 Richard Guenther <rguenther@suse.de>
5615 PR tree-optimization/42773
5616 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5617 (compute_antic_aux): Likewise.
5618 (compute_partial_antic_aux): Likewise.
5620 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5623 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5626 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5628 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5631 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5632 Fix markup for strict argument.
5634 (TARGET_SCHED_REORDER2): Fix argument types.
5636 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5637 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5639 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5640 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5642 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5645 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5646 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5647 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5648 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5649 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5651 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5653 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5655 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5656 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5658 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5660 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5663 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5665 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5666 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5668 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5670 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5672 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5673 referring to it. Fix language.
5675 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5677 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5679 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5681 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5683 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5684 '@var{stream}. Remove stray 'and'.
5686 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5688 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5690 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5692 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5693 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5695 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5696 Fix description of return value.
5697 Rename argument "sz" to "len."
5699 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5700 Clarify meaning of 'true' return value.
5702 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5704 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5705 rep_mode versus mode_rep.
5707 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5709 (TARGET_BUILTIN_DECL): Fix name.
5711 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5713 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5715 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5717 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5719 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5721 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5724 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5725 Rename argument tm_fn to md_fn.
5727 (TARGET_OPTION_PRINT): Fix argument list.
5729 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5732 * config/i386/i386.c (ix86_fixup_binary_operands):
5733 Revert FMA4 fixup of operands.
5735 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5738 * Makefile.in (write_entries_to_file, install-plugin):
5739 Use \012 instead of \n with tr.
5741 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5743 * configure.ac (HAVE_AS_REF): New C macro.
5744 * configure: Regenerate.
5745 * config.in: Likewise.
5746 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5748 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5751 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5753 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5755 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5757 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5759 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5761 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5763 (TARGET_BINDS_LOCAL_P): Fix argument type.
5765 (TARGET_ASM_FILE_END): Use prototype.
5767 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5769 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5771 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5773 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5775 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5776 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5778 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5779 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5781 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5782 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5783 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5784 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5786 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5788 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5790 (TARGET_INIT_BUILTINS): Use prototype.
5792 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5793 Put 'const char *' in braces. Fix parameter types.
5794 (TARGET_INVALID_CONVERSION): Fix parameter types.
5795 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5796 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5798 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5801 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5803 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5805 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5807 * doc/tm.texi (TARGET_HELP): Fix return type.
5809 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5810 in braces. Fix argument types.
5812 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5814 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5816 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5818 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5819 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5821 (TARGET_MANGLE_TYPE): Fix argument types.
5823 (TARGET_IRA_COVER_CLASSES): Use prototype.
5825 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5827 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5829 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5831 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5833 (TARGET_CALLEE_COPIES): Fix argument types.
5835 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5837 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5839 (TARGET_FUNCTION_VALUE): Fix argument types.
5841 (TARGET_RETURN_IN_MSB): Fix argument type.
5843 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5845 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5847 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5849 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5850 agree with return type.
5852 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5854 2010-01-15 Jing Yu <jingyu@google.com>
5856 PR rtl-optimization/42691
5857 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5858 a pseudo to a constant and are merged, and adjust comments.
5860 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5862 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5864 2010-01-15 Richard Guenther <rguenther@suse.de>
5867 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5868 labels of computed or non-local gotos to the destination.
5869 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5870 landing pad label is the first label.
5872 2010-01-15 Richard Guenther <rguenther@suse.de>
5874 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5876 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5879 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5880 to allow generation of the xssqrtdp instruction on power7.
5881 (sqrtdf2_fpr): Ditto.
5883 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5886 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5887 functions with noreturn attribute.
5890 * varasm.c (declare_weak): Add weak attribute to decl if it
5891 doesn't have one already.
5892 (assemble_external): Only add decls to weak_decls if they also
5893 have weak attribute.
5895 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5897 * var-tracking.c (var_reg_delete): Don't delete the association
5898 between REGs and values or one-part variables if the register
5901 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5904 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5905 because its first operand is a non-localized variable.
5907 2010-01-14 Martin Jambor <mjambor@suse.cz>
5909 PR tree-optimization/42706
5910 * tree-sra.c (encountered_recursive_call): New variable.
5911 (encountered_unchangable_recursive_call): Likewise.
5912 (sra_initialize): Initialize both new variables.
5913 (callsite_has_enough_arguments_p): New function.
5914 (scan_function): Call decl and flags check only for IPA-SRA, check
5915 whether there is a recursive call and whether it has enough arguments.
5916 (all_callers_have_enough_arguments_p): New function.
5917 (convert_callers): Look for recursive calls only when
5918 encountered_recursive_call is set.
5919 (ipa_early_sra): Bail out either if
5920 !all_callers_have_enough_arguments_p or
5921 encountered_unchangable_recursive_call.
5923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5925 * sel-sched.c: Add 2010 to copyright years.
5926 * sel-sched-ir.c: Likewise.
5927 * sel-sched-ir.h: Likewise.
5929 2010-01-14 Martin Jambor <mjambor@suse.cz>
5931 PR tree-optimization/42714
5932 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5933 constructors specially.
5935 2010-01-14 Andi Kleen <ak@linux.intel.com>
5937 * config/i386/drivers-i386.c (detect_caches_intel):
5938 Add l2sizekb parameter and fill in.
5939 (host_detect_local_cpu): Add l2sizekb, fill in.
5940 Add Atom small cache heuristic.
5942 2010-01-14 Andi Kleen <ak@linux.intel.com>
5944 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5945 Add level3 parameter and fill in.
5946 (detect_caches_intel): Handle level3 cache.
5948 2010-01-14 Andi Kleen <ak@linux.intel.com>
5950 * config/i386/drivers-i386.c (host_detect_local_cpu):
5951 Fix core duo detection.
5953 2010-01-14 Andi Kleen <ak@linux.intel.com>
5955 * config/i386/drivers-i386.c (host_detect_local_cpu):
5958 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5960 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5961 (rs6000_variable_issue_1): this. Use...
5962 (rs6000_variable_issue): here. Reimplement. Print debug info.
5964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5966 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5967 sel_restore_notes. Update all callers. Call reemit_notes
5970 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5972 PR rtl-optimization/42246
5973 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5976 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5978 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5979 all successors is the same as number of successors in current region.
5981 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5983 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5984 to rename is not separable. Otherwise check that its LHS is not NULL.
5986 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5988 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5990 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5992 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5993 available registers when failed to discover LHS register class.
5994 Fix indentation. Update comment.
5996 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5997 Alexander Monakov <amonakov@ispras.ru>
5999 PR rtl-optimization/42389
6000 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6002 (advance_state_on_fence): Likewise.
6003 (sel_target_adjust_priority): Print debug output only when
6004 sched_verbose >= 4, not 2.
6005 (get_expr_cost): Do not issue all unique insns on the next cycle.
6006 (fill_insns): Initialize can_issue_more from the value saved
6008 * sel-sched-ir.c (flist_add): New parameter issue_more.
6009 Init FENCE_ISSUE_MORE with it.
6010 (merge_fences): Likewise.
6011 (init_fences): Update call to flist_add.
6012 (add_to_fences, add_clean_fence_to_fences)
6013 (add_dirty_fence_to_fences): Likewise.
6014 (move_fence_to_fences): Update call to merge_fences.
6015 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6017 * sel-sched-ir.h (struct _fence): New field issue_more.
6018 (FENCE_ISSUE_MORE): New accessor macro.
6020 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6022 PR rtl-optimization/42388
6023 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6024 that have no predecessors nor successors. Do not call move_bb_info
6025 for empty blocks outside of current region.
6027 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6029 PR rtl-optimization/42294
6030 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6031 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6032 originators' originators.
6034 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6036 PR rtl-optimization/39453
6037 PR rtl-optimization/42246
6038 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6040 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6042 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6043 Alexander Monakov <amonakov@ispras.ru>
6046 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6047 (maybe_tidy_empty_bb): ... here. Make static. Add new
6048 argument. Update all callers.
6049 (tidy_control_flow): ... and here. Recompute topological order
6050 of basic blocks in region if necessary.
6051 (sel_redirect_edge_and_branch): Change return type. Return true
6052 if topological order might have been invalidated.
6053 (purge_empty_blocks): Export and move from...
6054 * sel-sched.c (purge_empty_blocks): ... here.
6055 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6056 (maybe_tidy_empty_bb): Delete prototype.
6057 (purge_empty_blocks): Declare.
6059 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6061 PR rtl-optimization/42249
6062 * sel-sched.c (try_replace_dest_reg): When chosen register
6063 and original register is the same, do not bail out early, but
6064 still check all original insns for validity of replacing destination
6065 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6068 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6071 Port from no-undefined-overflow branch:
6072 2009-03-09 Richard Guenther <rguenther@suse.de>
6074 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6076 2010-01-14 Richard Guenther <rguenther@suse.de>
6079 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6081 2010-01-14 Ira Rosen <irar@il.ibm.com>
6083 PR tree-optimization/42709
6084 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6085 as scalar type in creation of constant vector operand.
6087 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6090 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6091 (check-parallel-%): Match `testsuite' directory component only
6094 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6096 PR translation/39521
6097 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6100 2010-01-13 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/42730
6103 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6106 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6109 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6110 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6113 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6115 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6116 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6117 ___umulsi3_highpart.
6119 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6120 rather than schedule_insns if the pass is enabled.
6122 2010-01-13 Martin Jambor <mjambor@suse.cz>
6124 PR tree-optimization/42704
6125 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6128 2010-01-13 Martin Jambor <mjambor@suse.cz>
6130 PR tree-optimization/42703
6131 * tree-sra.c (analyze_access_subtree): Check that we can build a
6132 reference to the original data within the aggregate.
6134 2010-01-13 Richard Guenther <rguenther@suse.de>
6136 PR tree-optimization/42705
6137 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6139 2010-01-13 Richard Guenther <rguenther@suse.de>
6142 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6144 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6147 * var-tracking.c (values_to_unmark): New variable.
6148 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6149 values_to_unmark vector. Moved body to...
6150 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6151 instead queue it into values_to_unmark vector.
6152 (vt_find_locations): Free values_to_unmark vector.
6154 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6156 * config/s390/s390.c (override_options): Set
6157 default of max-pending-list-length to 256
6159 2010-01-13 Richard Guenther <rguenther@suse.de>
6162 * tree-pass.h (PROP_gimple_lcx): New.
6163 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6164 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6165 before the final cleanup_eh.
6166 (dump_properties): Dump PROP_gimple_lcx.
6167 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6168 (tree_lower_complex_O0): Remove.
6169 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6170 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6171 tree_lower_complex, schedule TODO_update_ssa.
6172 * lto-streamer-out.c (output_function): Stream the functions
6174 * lto-streamer-in.c (input_function): Likewise.
6175 (lto_read_body): Do not override them here.
6177 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6180 * c-typeck.c (build_c_cast): Fold value cast to union type before
6181 wrapping it in a CONSTRUCTOR.
6183 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6185 PR rtl-optimization/42699
6186 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6189 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6191 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6192 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6193 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6194 SUBTARGET_WARN_UNUSED_SPEC): ... here
6195 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6197 2010-01-12 Julian Brown <julian@codesourcery.com>
6199 * config/arm/neon-schedgen.ml (Utils): Don't try to
6200 open missing module.
6201 (find_with_result): New.
6203 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6206 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6207 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6209 PR tree-optimization/42645
6210 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6211 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6212 decl_map, set processing_debug_stmt to -1 and return name without
6215 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6217 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6218 binutils version, and reword target configuration description.
6220 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6222 * config/avr/avr.h (LINKER_NAME): Remove.
6224 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6227 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6228 that support VSX, warn for -mno-altivec if vsx is not disabled,
6231 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6232 Shujing Zhao <pearly.zhao@oracle.com>
6234 PR translation/42469
6235 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6236 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6237 character between option name and help text.
6238 * c.opt (imultilib): Likewise.
6240 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6242 * lto-streamer-out.c (output_unreferenced_globals): Output static
6245 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6247 PR rtl-optimization/42621
6248 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6249 optimizing for size.
6250 (duplicate_computed_gotos): Remove now-redundant check.
6252 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6255 * configure.ac: Save and restore LDFLAGS and LIBS
6256 * configure: Regenerate.
6258 2010-01-10 Richard Guenther <rguenther@suse.de>
6261 * builtins.c (fold_builtin_strlen): Add type argument and
6262 convert the resulting length to it.
6263 (fold_builtin_1): Adjust.
6265 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6267 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6268 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6270 (num_insns_constant_wide): Adjust for that change.
6272 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6275 * web.c (union_defs): Add used argument, to combine uses of
6277 (entry_register): Adjust type and tests of used argument.
6278 (web_main): Widen used for new use. Pass it to union_defs.
6279 * df.h (union_defs): Adjust prototype.
6281 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6284 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6285 uses in new incoming argument. Free body.
6286 (reset_debug_uses_in_loop): New.
6287 (analyze_insn_to_expand_var): Call the latter if the former found
6288 anything. Fix whitespace. Reject invalid dest overlaps before
6289 going through all insns in the loop.
6291 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6294 * haifa-sched.c (dying_use_p): Debug insns don't count.
6296 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6299 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6300 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6301 (verify_gimple_call): Reject LHS in noreturn calls.
6303 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6307 * tree-vect-loop-manip.c (adjust_info): New type.
6308 (adjust_vec): New pointer to vector.
6309 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6310 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6311 (slpeel_update_phis_for_duplicate_loop): Use them.
6312 (slpeel_update_phi_nodes_for_guard1): Likewise.
6313 (slpeel_update_phi_nodes_for_guard2): Likewise.
6314 (slpeel_tree_peel_loop_to_edge): Likewise.
6315 (vect_update_ivs_after_vectorizer): Likewise.
6317 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6319 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6320 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6322 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6324 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6325 bogus uninitialized warning.
6327 2010-01-09 Richard Guenther <rguenther@suse.de>
6330 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6331 the evolution is compatible with the initial condition.
6333 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6335 * gcc.c (process_command): Update copyright notice dates.
6336 * gcov.c (print_version): Likewise.
6337 * gcov-dump.c (print_version): Likewise.
6338 * mips-tfile.c (main): Likewise.
6339 * mips-tdump.c (main): Likewise.
6341 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6344 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6346 (rotlhi3_8): Delete.
6348 (rotlsi3_8): Delete.
6349 (rotlsi3_16): Delete.
6350 (rotlsi3_24): Delete.
6352 (*rotw<mode>3): New.
6353 (*rotb<mode>3): New.
6354 * config/avr/avr.c (avr_rotate_bytes): New function.
6355 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6357 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6360 * configure.ac: Modify -rdynamic check.
6361 * configure: Regenerate.
6363 2010-01-08 DJ Delorie <dj@redhat.com>
6365 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6366 register popping order.
6368 2010-01-08 Richard Guenther <rguenther@suse.de>
6371 * c.opt (fsigned-char): Also let LTO handle this option.
6372 (funsigned-char): Likewise.
6374 2010-01-07 Richard Guenther <rguenther@suse.de>
6376 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6377 (gimple_op): Likewise.
6378 (gimple_op_ptr): Likewise.
6379 (gimple_assign_set_lhs): Remove gcc_assert.
6380 (gimple_assign_set_rhs1): Likewise.
6381 (gimple_assign_set_rhs2): Likewise.
6382 (gimple_call_set_lhs): Likewise.
6383 (gimple_call_set_fn): Likewise.
6384 (gimple_call_set_fndecl): Likewise.
6385 (gimple_call_fndecl): Likewise.
6386 (gimple_call_return_type): Likewise.
6387 (gimple_call_set_chain): Likewise.
6388 (gimple_call_num_args): Likewise.
6389 (gimple_call_set_arg): Likewise.
6390 (gimple_cond_set_code): Likewise.
6391 (gimple_cond_set_lhs): Likewise.
6392 (gimple_cond_set_rhs): Likewise.
6393 (gimple_cond_set_true_label): Likewise.
6394 (gimple_cond_set_false_label): Likewise.
6395 (gimple_label_set_label): Likewise.
6396 (gimple_goto_set_dest): Likewise.
6397 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6398 (gimple_debug_bind_get_value): Likewise.
6399 (gimple_debug_bind_get_value_ptr): Likewise.
6400 (gimple_debug_bind_set_var): Likewise.
6401 (gimple_debug_bind_set_value): Likewise.
6402 (gimple_debug_bind_reset_value): Likewise.
6403 (gimple_debug_bind_has_value_p): Likewise.
6404 (gimple_return_retval_ptr): Remove gcc_assert.
6405 (gimple_return_retval): Likewise.
6406 (gimple_return_set_retval): Likewise.
6407 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6408 (safe_referenced_var_iterator): Remove.
6409 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6410 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6411 (fill_referenced_var_vec): Remove.
6412 (first_readonly_imm_use): Remove redundant gcc_assert.
6413 (phi_arg_index_from_use): Combine gcc_asserts.
6414 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6415 (first_imm_use_stmt): Remove redundant gcc_assert.
6416 * tree-cfg.c (verify_gimple_call): Verify function and chain
6417 operands. Verify arguments.
6418 (verify_types_in_gimple_stmt): Verify condition code and labels.
6420 2010-01-07 Richard Guenther <rguenther@suse.de>
6422 PR tree-optimization/42641
6423 * sese.c (rename_map_elt_info): Use the SSA name version, do
6426 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6428 PR tree-optimization/42625
6429 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6430 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6432 2010-01-07 Duncan Sands <baldrick@free.fr>
6434 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6436 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6439 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6440 note itself is not function_invariant_p.
6442 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6444 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6445 Do not add the DF_NOTE problem.
6446 * store-motion.c (execute_rtl_store_motion): Likewise.
6448 2010-01-07 Martin Jambor <mjambor@suse.cz>
6450 PR tree-optimization/42157
6451 * tree-sra.c (compare_access_positions): Stabilize sort if both
6452 accesses have integer types, return zero immediately if they are the
6455 2010-01-06 Richard Henderson <rth@redhat.com>
6458 * haifa-sched.c (add_to_note_list): Merge into ...
6459 (concat_note_lists): ... here, and ...
6460 (unlink_other_notes, rm_other_notes): Merge into...
6461 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6462 NOTE_INSN_EPILOGUE_BEG.
6464 2010-01-06 Richard Guenther <rguenther@suse.de>
6466 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6467 not inline regular functions into always-inline functions.
6469 2010-01-06 Nick Clifton <nickc@redhat.com>
6471 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6472 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6474 (OVERRIDE_OPTIONS): Delete.
6475 (OPTIMIZATION_OPTIONS): Define.
6476 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6477 * config/rx/rx.c (rx_handle_option): Issue an error message if
6478 -mcpu=rx200 and -fpu are used together.
6479 (rx_set_optimization_options): New function. Issue an error
6480 message if an optimization attribute attempts to reset the FPU/
6481 math optimization pairing.
6482 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6483 * config/rx/rx.opt: Set the default to 32-bit doubles.
6484 * config/rx/t-rx: Add multilibs for -nofpu option.
6485 * doc/invoke.texi: Update documentation of RX options.
6487 2010-01-06 Richard Guenther <rguenther@suse.de>
6489 * tree-ssa-pre.c (name_to_id): New global.
6490 (alloc_expression_id): Simplify SSA name handling.
6491 (lookup_expression_id): Likewise.
6492 (init_pre): Zero name_to_id.
6493 (fini_pre): Free it.
6495 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6497 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6499 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6502 * config/i386/sse.md (smaxv2di3): New.
6503 (umaxv2di3): Likewise.
6504 (sminv2di3): Likewise.
6505 (uminv2di3): Likewise.
6507 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6510 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6511 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6512 (legitimize_tls_address): Likewise.
6513 (sparc_tls_referenced_p): Likewise.
6514 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6515 and adjust calls to legitimize_pic_address.
6516 (legitimate_constant_p) Use sparc_tls_referenced_p.
6517 (legitimate_pic_operand_p): Likewise.
6518 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6519 (sparc_tls_symbol_ref_1): Delete.
6520 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6521 (legitimize_tls_address): Make static, handle CONST patterns.
6522 (legitimize_pic_address): Make static, remove unused parameter and
6523 adjust recursive calls.
6524 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6525 and adjust call to legitimize_pic_address.
6526 (sparc_output_mi_thunk): Likewise.
6528 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6529 H.J. Lu <hongjiu.lu@intel.com>
6532 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6533 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6534 operands to make them signed.
6537 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6540 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6541 GTU to GT for V4SI and V2DI.
6543 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6544 (umin<mode>3): Removed.
6546 (uminv4si3): Likewise.
6548 2010-01-05 Martin Jambor <mjambor@suse.cz>
6550 PR tree-optimization/42462
6551 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6552 current_function_decl to helper functions and macros.
6554 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6557 * flags.h: Don't include real.h.
6558 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6559 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6560 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6561 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6562 * dominance.c: Update copyright.
6563 * gimple.c (walk_gimple_op): Remove inline.
6564 * tree-ssa-reassoc.c: Include real.h.
6565 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6566 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6568 2010-01-05 Nick Clifton <nickc@redhat.com>
6570 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6571 register to push into the stack frame when the accumulator has to
6572 be saved during interrupts.
6574 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6576 * doc/invoke.texi: Remove the documentation about option
6578 * common.opt (Wunreachable-code): Preserved for backward
6580 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6581 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6582 the backward compatibility flag section.
6584 2010-01-05 Richard Guenther <rguenther@suse.de>
6586 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6588 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6591 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6593 PR tree-optimization/42508
6594 * tree-sra.c (convert_callers): Check for recursive call
6595 by comparing cgraph nodes instead of decls.
6596 (modify_function): Call ipa_modify_formal_parameters also
6597 on all same_body aliases.
6599 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6600 cgraph nodes when checking for same_body aliases.
6602 2010-01-05 Richard Guenther <rguenther@suse.de>
6604 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6605 allocation and lookup.
6606 (get_or_alloc_expr_for_constant): Likewise.
6607 (phi_translate): Sink allocation.
6609 2010-01-04 Richard Guenther <rguenther@suse.de>
6611 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6612 a new entry only if needed.
6613 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6614 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6616 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6618 (phi_translate): Handle CONSTANTs early.
6620 2010-01-04 Martin Jambor <mjambor@suse.cz>
6622 PR tree-optimization/42398
6623 * tree-sra.c (struct access): Removed flag grp_different_types.
6624 (dump_access): Do not dump the removed flag.
6625 (sort_and_splice_var_accesses): Do not set the removed flag.
6626 (sra_modify_expr): Check for type compatibility directly.
6628 2010-01-04 Martin Jambor <mjambor@suse.cz>
6630 PR tree-optimization/42366
6631 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6632 edges with variable number of parameters.
6633 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6634 flag instead of asserting it.
6635 (ipa_read_node_info): Read uses_analysis_done flag.
6637 2010-01-04 Richard Guenther <rguenther@suse.de>
6639 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6640 iterative_hash_* as intended.
6641 (vn_reference_compute_hash): Likewise. Simplify hashing
6643 (vn_reference_lookup_2): Likewise.
6644 (vn_nary_op_compute_hash): Likewise.
6645 (vn_phi_compute_hash): Likewise.
6646 (expressions_equal_p): Remove strange code.
6647 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6648 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6649 (bitmap_insert_into_set_1): Take value-id as parameter.
6650 (add_to_value): Pass it.
6651 (bitmap_insert_into_set): Likewise.
6652 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6654 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6657 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6658 (do_self_spec): For switches with SWITCH_IGNORE set set also
6659 SWITCH_IGNORE_PERMANENTLY.
6660 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6663 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6665 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6666 tree of an unreferenced global var.
6668 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6672 GTU to GT for V4SI and V2DI.
6674 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6675 (umin<mode>3): Removed.
6677 (uminv4si3): Likewise.
6679 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6682 * collect2.c (main): Turn on trace in collect2 if -v is passed
6685 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6687 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6688 description of expression operand.
6690 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6692 * configure.ac: Add install-html to target_list for Make-hooks.
6693 * configure: Regenerate.
6694 * fortran/Make-lang.in (F95_HTMLFILES): New.
6695 (fortran.html): Use it.
6696 (fortran.install-html): New.
6697 * Makefile.in (install-html): Add lang.install-html.
6698 * java/Make-lang.in (JAVA_HTMLFILES): New.
6699 (java.html): Use it.
6700 (java.install-html): New.
6701 * objc/Make-lang.in (objc.install-html): New.
6702 * objcp/Make-lang.in (obj-c++.install-html): New.
6703 * cp/Make-lang.in (c++.install-html): New.
6704 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6705 * lto/Make-lang.in (lto.install-html): New.
6707 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6710 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6712 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6714 PR rtl-optimization/41862
6715 * store-motion.c (store_killed_in_insn, compute_store_table,
6716 remove_reachable_equiv_notes, replace_store_insn,
6717 build_store_vectors): Ignore all DEBUG_INSNs.
6719 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6722 * common.opt: Add dumpdir.
6724 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6726 (option_map): Add --dumpdir.
6728 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6730 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6732 * opts.c (decode_options): Try dump_dir_name first if
6733 dump_base_name isn't an absolute path.
6734 (common_handle_option): Handle OPT_dumpdir.
6736 * toplev.c (dump_dir_name): New.
6737 (print_switch_values): Also ignore -dumpdir.
6739 * toplev.h (dump_dir_name): New.
6741 2010-01-03 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/42589
6744 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6745 double-word expansion of bswap32.
6747 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6749 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6750 with BLOCK_FOR_INSN.
6751 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6752 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6753 noce_process_if_block): Likewise.
6754 * gcse.c (compute_local_properties, insert_expr_in_table,
6755 insert_set_in_table, canon_list_insert, find_avail_set,
6756 pre_insert_copy_insn): Likewise.
6758 * basic-block.h (BLOCK_NUM): Move from here...
6759 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6761 2010-01-03 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/42438
6764 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6765 contains_may_not_return_call flag.
6766 (BB_MAY_NOTRETURN): New.
6767 (valid_in_sets): Trapping nary operations are not valid
6768 in blocks that may not return.
6769 (insert_into_preds_of_block): Remove check for trapping expressions.
6770 (compute_avail): Compute also BB_MAY_NOTRETURN.
6772 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6774 * doc/invoke.texi: Add 2010 to copyright years.
6776 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6778 * config/sparc/sparc.c: Fix formatting nits.
6780 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6781 Alexander Monakov <amonakov@ispras.ru>
6783 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6785 2010-01-02 Richard Guenther <rguenther@suse.de>
6788 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6789 (simplify_switch_using_ranges): Mark to be removed edges
6792 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6794 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6796 * collect2.c (scan_libraries): Add missing argument in call to
6799 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6802 * config/alpha/predicates.md (aligned_memory_operand): Return false
6804 (unaligned_memory_operand): Return true for CQImode.
6805 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6806 doesn not cross aligned SImode word boundary.
6808 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6810 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6812 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6813 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6815 2010-01-02 Richard Guenther <rguenther@suse.de>
6818 * toplev.c (compile_file): Emit LTO marker properly. Change
6820 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6822 2010-01-01 Richard Guenther <rguenther@suse.de>
6825 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6827 2010-01-01 Richard Guenther <rguenther@suse.de>
6830 * c-decl.c (grokdeclarator): For zero-size arrays force
6831 structural equality checks as layout_type does.
6833 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6835 * builtins.c: Update copyright to 2010.
6837 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6840 * lto-streamer-out.c (produce_asm): Revert the last change.
6841 (copy_function): Likewise.
6843 * lto-streamer.c (lto_get_section_name): Skip any leading
6846 2010-01-01 Richard Guenther <rguenther@suse.de>
6849 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6853 Copyright (C) 2010 Free Software Foundation, Inc.
6855 Copying and distribution of this file, with or without modification,
6856 are permitted in any medium without royalty provided the copyright
6857 notice and this notice are preserved.