1 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (bswap<mode>2): Macroize expander from
4 bswap{si,di}2 using SWI48 mode iterator.
5 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
6 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
7 set modrm attribute of bswap insn to 0 and remove length attribute.
8 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
9 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
10 set mode attribute to <MODE> and remove length attribute.
12 2010-04-20 James E. Wilson <wilson@codesourcery.com>
14 PR rtl-optimization/43520
15 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
16 zero available registers.
18 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * builtins.c (fold_builtin_cproj): Fold more cases.
22 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
25 (fold_builtin_1): Fold builtin cproj.
26 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
27 Use ATTR_CONST_NOTHROW_LIST.
29 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
32 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
33 ffsi2_no_cmove for !TARGET_CMOVE.
34 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
35 (ffssi2): Remove expander.
36 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
38 (ctz<mode>2): Ditto from ctz{si,di}2.
39 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
41 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
44 2010-04-20 Jakub Jelinek <jakub@redhat.com>
46 * dwarf2out.c (AT_linkage_name): Define.
47 (clone_as_declaration): Handle DW_AT_linkage_name.
48 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
49 of DW_AT_MIPS_linkage_name.
50 (move_linkage_attr): Likewise.
51 (dwarf2out_finish): Likewise.
53 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
56 * fold-const.c (fold_comparison): New folding rule.
58 2010-04-20 Anatoly Sokolov <aesok@post.ru>
60 * double-int.h (double_int_setbit): Declare.
61 * double-int.c (double_int_setbit): New function.
62 * rtl.h (immed_double_int_const): Declare.
63 * emit-rtl.c (immed_double_int_const): New function.
64 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
65 and immed_double_int_const functions.
66 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
67 expand_copysign_bit): (Ditto.).
68 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
69 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
70 * dojump.c (prefer_and_bit_test): (Ditto.).
71 * expr.c (convert_modes, reduce_to_bit_field_precision,
72 const_vector_from_tree): (Ditto.).
73 * expmed.c (mask_rtx, lshift_value): (Ditto.).
75 2010-04-20 Jan Hubicka <jh@suse.cz>
77 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
78 (dump_cgraph_node): Dump new flags.
79 * cgraph.h (struct cgraph_node): Add flags
80 reachable_from_other_partition and in_other_partition.
81 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
82 other partition can not be removed.
83 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
84 the other partition must be output; silence sanity checking on
85 leaking functions bodies from other paritition.
86 * lto-cgraph.c (reachable_from_other_partition_p): New function.
87 (lto_output_node): Output new flags; do not sanity check that inline
88 clones are output; drop lto_forced_extern_inline_p code; do not mock
89 visibility flags at partition boundaries.
90 (add_node_to): New function.
91 (output_cgraph): Use it to sort functions so masters appear before
93 (input_overwrite_node): Input new flags.
94 * passes.c (ipa_write_summaries): Do not call
95 lto_new_extern_inline_states.
96 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
97 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
98 lto_forced_extern_inline_p): Kill.
99 * lto-streamer.h (lto_new_extern_inline_states,
100 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
101 lto_forced_extern_inline_p): Kill.
103 2010-04-20 Richard Guenther <rguenther@suse.de>
105 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
106 from vars that can have pointers.
107 (process_constraint): Dump useless constraints.
109 2010-04-20 Richard Guenther <rguenther@suse.de>
111 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
112 (dump_sa_points_to_info): Remove asserts.
113 (init_base_vars): nothing_id isn't an escape point nor does it
116 2010-04-20 Jakub Jelinek <jakub@redhat.com>
118 * tree.h (TYPE_REF_IS_RVALUE): Define.
119 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
120 should_move_die_to_comdat, prune_unused_types_walk): Handle
121 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
122 (modified_type_die, gen_reference_type_die): Emit
123 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
124 if TYPE_REF_IS_RVALUE and -gdwarf-4.
126 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
130 calls for -fpic -m31 if they have been sibcall optimized.
132 2010-04-19 James E. Wilson <wilson@codesourcery.com>
134 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
135 ar.lc fixed and call-used.
137 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
139 2010-04-19 Jan Hubicka <jh@suse.cz>
141 * opts.c (decode_options): Disable whpr incompatible passes.
142 * lto/lto.c (lto_1_to_1_map): Skip clones.
143 (read_cgraph_and_symbols): Do not mark everything as needed.
144 (do_whole_program_analysis): Do map only after optimizing;
145 set proper cgraph_state; use passmanager.
147 2010-04-19 DJ Delorie <dj@redhat.com>
149 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
150 POINTER_PLUS_EXPR and fix them.
152 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
154 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
155 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
156 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
157 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
158 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
159 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
160 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
161 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
162 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
163 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
164 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
166 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
168 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
169 (check_cond_move_block): Likewise.
170 (cond_move_process_if_block): Likewise.
171 (noce_find_if_block): Improve formatting.
172 (find_if_header): Pass 0 to memset and tweak conditions.
173 (cond_exec_find_if_block): Fix long lines and tweak conditions.
175 2010-04-19 Jakub Jelinek <jakub@redhat.com>
177 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
181 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
182 with non-local decl doesn't need chain.
184 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
186 * ira-color.c (allocno_reload_assign): Avoid accumulating
187 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
189 2010-04-19 Martin Jambor <mjambor@suse.cz>
191 * gimple.h (create_tmp_reg): Declare.
192 * gimplify.c (create_tmp_reg): New function.
193 (gimplify_return_expr): Use create_tmp_reg.
194 (gimplify_omp_atomic): Likewise.
195 (gimple_regimplify_operands): Likewise.
196 * tree-dfa.c (make_rename_temp): Likewise.
197 * tree-predcom.c (predcom_tmp_var): Likewise.
198 (reassociate_to_the_same_stmt): Likewise.
199 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
200 (get_replaced_param_substitute): Likewise.
201 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
202 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
203 * tree-ssa-pre.c (get_representative_for): Likewise.
204 (create_expression_by_pieces): Likewise.
205 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
206 (create_tailcall_accumulator): Likewise.
208 2010-04-19 Martin Jambor <mjambor@suse.cz>
210 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
212 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
214 2010-04-19 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/43796
217 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
218 from SCEV in the lattice.
219 (vrp_visit_phi_node): Dump change.
221 2010-04-19 Richard Guenther <rguenther@suse.de>
223 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
224 * configure: Re-generated.
226 2010-04-19 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/43783
229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
230 constant ARRAY_REF operands two and three if possible.
232 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
237 2010-04-19 Jie Zhang <jie@codesourcery.com>
240 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
242 2010-04-19 Ira Rosen <irar@il.ibm.com>
244 PR tree-optimization/37027
245 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
246 and macro to access it.
247 (vectorizable_reduction): Add argument.
248 (vect_get_slp_defs): Likewise.
249 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
250 statements for possible use in SLP.
251 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
252 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
253 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
255 (vectorizable_reduction): Likewise.
256 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
258 (vectorizable_type_demotion, vectorizable_type_promotion,
259 vectorizable_store): Likewise.
260 (vect_analyze_stmt): Update call to vectorizable_reduction.
261 (vect_transform_stmt): Likewise.
262 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
263 (vect_build_slp_tree): Fix indentation. Check that there are no loads
264 from different interleaving chains in same node.
265 (vect_slp_rearrange_stmts): New function.
266 (vect_supported_load_permutation_p): Allow load permutations for
267 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
268 inside SLP nodes if necessary.
269 (vect_analyze_slp_instance): Handle reductions.
270 (vect_analyze_slp): Try to build SLP instances originating from groups
272 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
273 (vect_get_constant_vectors): Create initial vectors for reductions
274 according to reduction code. Add new argument.
275 (vect_get_slp_defs): Add new argument, pass it to
276 vect_get_constant_vectors.
277 (vect_schedule_slp_instance): Remove SLP tree root statements.
279 2010-04-19 Jakub Jelinek <jakub@redhat.com>
281 * tree.h (ENUM_IS_SCOPED): Define.
282 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
283 for ENUM_IS_SCOPED enums.
285 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
287 * fold-const.c (fold_comparison): Use ssizetype.
288 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
289 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
290 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
291 * tree-object-size.c (compute_object_sizes): Use size_type_node.
293 * tree.h (initialize_sizetypes): Remove parameter.
294 (build_common_tree_nodes): Remove second parameter.
295 * stor-layout.c (initialize_sizetypes): Remove parameter.
296 Always create an unsigned type.
297 (set_sizetype): Assert that the passed type is unsigned and simplify.
298 * tree.c (build_common_tree_nodes): Remove second parameter.
299 Adjust call to initialize_sizetypes.
300 * c-decl.c (c_init_decl_processing): Remove second argument in call to
301 build_common_tree_nodes.
303 2010-04-18 Matthias Klose <doko@ubuntu.com>
305 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
307 2010-04-18 Ira Rosen <irar@il.ibm.com>
309 PR tree-optimization/43771
310 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
311 load permutation doesn't have gaps.
313 2010-04-18 Jan Hubicka <jh@suse.cz>
315 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
316 (sse_prologue_save_insn expander): Use new pattern.
317 (sse_prologue_save_insn1): New pattern and splitter.
318 (sse_prologue_save_insn): Update to deal also with 64bit aligned
320 * i386.c (setup_incoming_varargs_64): Do not compute jump
322 (ix86_gimplify_va_arg): Update alignment needed.
323 (ix86_local_alignment): Do not align all local arrays to 128bit.
325 2010-04-17 Jan Hubicka <jh@suse.cz>
327 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
329 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
331 * arm.md (negdi2): Remove redundant code to force values into a
334 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
336 * arm/bpabi.S: Add EABI alignment attributes to objects.
337 * arm/bpabi-v6m.S: Likewise.
338 * arm/crti.asm: Likewise.
339 * arm/crtn.asm: Likewise.
340 * arm/lib1funcs.asm: Likewise.
341 * arm/libunwind.S: Likewise.
343 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
345 * arm-protos.h (tune_params): New structure.
346 * arm.c (current_tune): New variable.
347 (arm_constant_limit): Delete.
348 (struct processors): Add pointer to the tune parameters.
349 (arm_slowmul_tune): New tuning option.
350 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
351 (all_cores): Adjust to pick up the tuning model.
352 (arm_constant_limit): New function.
353 (arm_override_options): Select the appropriate tuning model. Delete
354 initialization of arm_const_limit.
355 (arm_split_constant): Use the new constant-limit model.
356 (arm_rtx_costs): Pick up the current tuning model.
357 * arm.md (is_strongarm, is_xscale): Delete.
358 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
359 for Xscale variant architectures.
360 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
362 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
364 * config/arm/arm.c (arm_gen_constant): Remove unused variable
366 (arm_rtx_costs_1): Remove unused variable extra_cost.
367 (arm_unwind_emit_set): Use variable offset.
368 (thumb1_output_casesi): Remove unused variable flags.
370 2010-04-16 Jeff Law <law@redhat.com>
372 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
373 needing assignment rather than doing a two-phase assignment. Remove
376 2010-04-16 Jakub Jelinek <jakub@redhat.com>
379 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
381 2010-04-16 Doug Kwan <dougkwan@google.com>
383 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
384 (next_operand_entry_id): New static variable.
385 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
386 (add_to_ops_vec): Assigned unique ID to operand entry.
387 (struct oecount_s): New field ID.
388 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
389 (undistribute_ops_list): Assign unique IDs to oecounts.
390 (init_reassoc): reset next_operand_entry_id.
392 2010-04-16 Doug Kwan <dougkwan@google.com>
394 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
395 missing left parenthesis.
397 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
400 *btdi_rex64 using SWI48 mode iterator.
401 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
402 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
403 *jcc_btdi_mask_rex64.
405 2010-04-16 Anatoly Sokolov <aesok@post.ru>
407 * double-int.h (tree_to_double_int): Convert to macro.
408 * double-int.c (tree_to_double_int): Remove.
410 2010-04-16 Jakub Jelinek <jakub@redhat.com>
413 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
414 with want_address 2 and in case a single element list might be
415 possible, call it again with want_address 0.
417 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
419 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
420 case 'W' print operands for HI mode.
421 * config/h8300/h8300.h (Y0, Y2) : New constraints.
422 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
423 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
424 * config/h8300/predicate.md (bit_register_indirect_operand): New.
426 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
428 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
429 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
430 #xx:3 and #xx:4 mode.
432 * config/h8300/h8300.md (inverted load with HImode dest): Add
435 * config/h8300/predicate.md (bit_operand): Allow immediate values that
436 satisfy 'U' constraint.
438 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
440 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
441 * configure: Regenerate.
442 * config.in: Regenerate.
443 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
446 2010-04-16 Richard Guenther <rguenther@suse.de>
448 * tree.h (struct tree_decl_minimal): Move pt_uid ...
449 (struct tree_decl_common): ... here.
450 (DECL_PT_UID): Adjust.
451 (SET_DECL_PT_UID): Likewise.
452 (DECL_PT_UID_SET_P): Likewise.
454 2010-04-16 Richard Guenther <rguenther@suse.de>
456 PR tree-optimization/43572
457 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
458 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
459 * tree-flow.h (is_call_clobbered): Remove.
460 * tree-flow-inline.h (is_call_clobbered): Likewise.
461 * tree-dfa.c (dump_variable): Do not dump call clobber state.
462 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
463 (execute_return_slot_opt): Adjust.
464 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
465 check for call clobbered vars here.
466 (find_tail_calls): Move tailcall verification to the
469 2010-04-16 Diego Novillo <dnovillo@google.com>
471 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
473 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
476 * config/arm/arm.md (cbranchqi4): New pattern.
477 * config/arm/predicates.md (const0_operand,
478 cbranchqi4_comparison_operator): New predicates.
480 2010-04-16 Richard Guenther <rguenther@suse.de>
482 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
483 (dump_gimple_stmt): Likewise.
485 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
487 * recog.h (struct recog_data): New field is_operator.
488 (struct insn_operand_data): New field is_operator.
489 * recog.c (extract_insn): Set recog_data.is_operator.
490 * genoutput.c (output_operand_data): Emit code to set the
492 * reload.c (find_reloads): Use it rather than testing for an
493 empty constraint string.
496 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
497 If the previous insn is a cbranchsi4_insn with the same arguments,
498 omit the compare instruction.
500 * config/arm/arm.md (addsi3_cbranch): If destination is a high
501 register, inputs must be low registers and we need a low register
502 scratch. Handle alternative 2 like alternative 3.
504 2010-04-16 Jakub Jelinek <jakub@redhat.com>
506 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
507 don't call get_addr on both. If one expression is a VALUE and
508 the other a REG, check VALUE's locs if the REG isn't among them.
510 2010-04-16 Christian Bruel <christian.bruel@st.com>
512 * config/sh/sh.h (sh_frame_pointer_required): New function.
513 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
514 (flag_omit_frame_pointer) Set.
515 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
516 (rounded_frame_size): Adjust size with outgoing_args_size.
517 (sh_set_return_address): Must return from stack pointer.
518 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
519 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
520 (ACCUMULATE_OUTGOING_ARGS): Define.
521 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
522 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
524 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
527 * config/sh/sh.c (sh_legitimize_reload_address): Use
528 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
529 Remove a unneeded check for offset_base.
531 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
533 * configure: Regenerated.
535 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
537 * config/s390/s390.c (s390_call_save_register_used): Switch back
540 2010-04-15 Richard Guenther <rguenther@suse.de>
542 * alias.c (alias_set_subset_of): Handle alias-set zero
545 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
546 Julian Brown <julian@codesourcery.com>
548 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
549 alternatives according to use of high and low regs.
550 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
551 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
552 optimizing for size on Thumb-2.
554 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
556 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
558 2010-04-15 Richard Guenther <rguenther@suse.de>
560 * tree-ssa-structalias.c (struct variable_info): Add
562 (new_var_info): Initialize it.
563 (dump_constraints): Support printing last added constraints.
564 (debug_constraints): Adjust.
565 (dump_constraint_graph): Likewise.
566 (make_heapvar_for): Check for NULL cfun.
567 (get_function_part_constraint): New function.
568 (get_fi_for_callee): Likewise.
569 (find_func_aliases): Properly implement IPA PTA constraints.
570 (process_ipa_clobber): New function.
571 (find_func_clobbers): Likewise.
572 (insert_into_field_list_sorted): Remove.
573 (create_function_info_for): Properly allocate vars for IPA mode.
574 Do not use insert_into_field_list_sorted.
575 (create_variable_info_for): Properly generate constraints for
576 global vars in IPA mode.
577 (dump_solution_for_var): Always dump the solution.
578 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
579 (find_what_var_points_to): Adjust.
580 (pt_solution_set): Change.
581 (pt_solution_ior_into): New function.
582 (pt_solution_empty_p): Export.
583 (pt_solution_includes_global): Adjust.
584 (pt_solution_includes_1): Likewise.
585 (pt_solutions_intersect_1): Likewise.
586 (dump_sa_points_to_info): Check some invariants.
587 (solve_constraints): Move constraint dumping ...
588 (compute_points_to_sets): ... here.
589 (ipa_pta_execute): ... and here.
590 (compute_may_aliases): Do not re-compute points-to info
591 locally if IPA info is available.
592 (ipa_escaped_pt): New global var.
593 (ipa_pta_execute): Properly implement IPA PTA.
594 * tree-into-ssa.c (dump_decl_set): Support dumping
595 decls not in referenced-vars.
596 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
597 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
598 (dump_points_to_solution): Likewise.
599 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
600 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
601 (remap_gimple_stmt): Reset call clobber/use information if necessary.
602 (copy_decl_to_var): Copy DECL_PT_UID.
603 (copy_result_decl_to_var): Likewise.
604 * tree.c (make_node_stat): Initialize DECL_PT_UID.
605 (copy_node_stat): Copy it.
606 * tree.h (DECL_PT_UID): New macro.
607 (SET_DECL_PT_UID): Likewise.
608 (DECL_PT_UID_SET_P): Likewise.
609 (struct tree_decl_minimal): Add pt_uid member.
610 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
611 (pt_solution_empty_p): Declare.
612 (pt_solution_set): Adjust.
613 (ipa_escaped_pt): Declare.
614 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
615 * gimple-pretty-print.c (pp_points_to_solution): New function.
616 (dump_gimple_call): Dump call clobber/use information.
617 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
618 * tree-pass.h (TDF_ALIAS): New dump option.
619 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
620 * doc/invoke.texi (-fipa-pta): Update documentation.
622 2010-04-15 Richard Guenther <rguenther@suse.de>
624 * Makefile.in (OBJS-common): Add gimple-fold.o.
625 (gimple-fold.o): New rule.
626 * tree.h (maybe_fold_offset_to_reference,
627 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
629 * gimple.h: ... here.
630 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
631 may_propagate_address_into_dereference): Move prototypes ...
632 * gimple.h: ... here.
633 * tree-ssa-ccp.c (get_symbol_constant_value,
634 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
635 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
636 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
637 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
638 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
639 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
640 gimplify_and_update_call_from_tree): Move ...
641 * gimple-fold.c: ... here. New file.
642 (ccp_fold_builtin): Rename to ...
643 (gimple_fold_builtin): ... this.
644 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
646 2010-04-15 Richard Guenther <rguenther@suse.de>
648 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
649 fit_double_type, force_fit_type_double, add_double_with_sign,
650 neg_double, mul_double_with_sign, lshift_double, rshift_double,
651 lrotate_double, rrotate_double, div_and_round_double): Move ...
652 * double-int.c: ... here.
653 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
654 add_double, neg_double, mul_double_with_sign, mul_double,
655 lshift_double, rshift_double, lrotate_double, rrotate_double,
656 div_and_round_double): Move prototypes ...
657 * double-int.h: ... here.
659 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
662 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
663 matching constraints to ensure inputs match the output.
665 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
668 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
669 in an input-only operand.
671 2010-04-15 Anatoly Sokolov <aesok@post.ru>
673 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
674 (double_int_not, double_int_lshift, double_int_rshift): Declare.
675 (double_int_negative_p): Convert to static inline function.
676 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
677 (double_int_negative_p): Remove.
678 * tree.h (lshift_double, rshift_double):
679 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
680 * fold-const.c (fold_convert_const_int_from_real,
681 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
682 (lshift_double): Change type of arith argument to bool.
683 (rshift_double): Change type of arith argument to bool. Correct
685 * expmed.c (mask_rtx, lshift_value): (Ditto.).
687 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
690 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
691 at the start and end of the then/else blocks, and omit them from the
693 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
694 argument; all callers changed. Pass zero to old_insns_match_p instead.
695 (flow_find_head_matching_sequence): New function.
696 (old_insns_match_p): Check REG_EH_REGION notes for calls.
697 * basic-block.h (flow_find_cross_jump,
698 flow_find_head_matching_sequence): Declare functions.
700 2010-04-14 Jason Merrill <jason@redhat.com>
703 * c-common.c (attribute_takes_identifier_p): New fn.
704 * c-common.h: Declare it.
706 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
710 (*udivmod<mode>4): Ditto.
712 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (maxmin_int): Rename code attribute from
715 maxminiprefix and update all users.
716 (maxmin_float): Ditto from maxminfprefix.
717 (logic): Ditto from logicprefix.
718 (absneg_mnemonic): Ditto from absnegprefix.
719 * config/i386/mmx.md: Update all users of maxminiprefix,
720 maxminfprefix and logicprefix for rename.
721 * config/i386/sse.md: Ditto.
722 * config/i386/sync.md (sync_<code><mode>): Update for
725 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
728 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
729 warnings converted to errors.
731 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
733 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
734 used insn_type variable.
735 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
736 to avoid set-but-not-used warning.
738 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
740 * df-core.c (df_ref_debug): Change format string placeholder
742 * dwarf2asm.c (dw2_asm_output_data_raw,
743 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
744 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
745 * dwarf2out.c (output_cfi, output_cfi_directive,
746 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
747 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
749 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
750 * print-rtl.c (print_rtx): Ditto.
752 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
755 * builtins.c (expand_builtin_pow_root): New function to expand pow
756 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
757 series of sqrt and cbrt calls under -ffast-math.
758 (expand_builtin_pow): Call it.
760 2010-04-14 Michael Matz <matz@suse.de>
762 PR tree-optimization/42963
763 * tree-cfg.c (touched_switch_bbs): New static variable.
764 (group_case_labels_stmt): New function broken out from ...
765 (group_case_labels): ... here, use the above.
766 (start_recording_case_labels): Allocate touched_switch_bbs.
767 (end_recording_case_labels): Deallocate it, call
768 group_case_labels_stmt.
769 (gimple_redirect_edge_and_branch): Remember index of affected BB.
771 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
776 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
780 2010-04-13 Jan Hubicka <jh@suse.cz>
782 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
783 of optimized out static functions.
784 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
785 cost computation. Also sanity check for overflows.
786 (update_caller_keys): Update cgraph_edge_badness call; properly
787 update fibheap and sanity check that it is up to date.
788 (add_new_edges_to_heap): Update cgraph_edge_badness.
789 (cgraph_decide_inlining_of_small_function): Likewise;
790 add sanity checking that badness in heap is up to date;
791 improve dumping of reason; Update badness of calls to the
792 offline copy of function currently inlined; dump badness
793 of functions not inlined because of unit growth limits.
795 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
798 * c-common.c (pointer_int_sum): Disregard overflow that occured only
799 because of sign-extension change when converting to sizetype here...
800 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
802 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
803 the folding to constants. Remove redundant final conversion.
804 (fold_binary) <associate>: Do not associate if the re-association of
805 constants alone overflows.
806 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
807 to the end of the list.
808 (multiple_of_p) <COND_EXPR>: New case.
810 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
812 * opt-functions.awk (opt_sanitized_name): New.
814 * optc-gen.awk: Use it
815 * opth-gen.awk: Use it.
817 2010-04-13 Martin Jambor <mjambor@suse.cz>
819 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
820 (sra_modify_assign): Delete stmts loading dead data even if racc has no
821 children. Call replace_uses_with_default_def_ssa_name to handle
824 2010-04-13 Michael Matz <matz@suse.de>
827 * builtins.c (expand_builtin_interclass_mathfn): Also create
828 a register if the predicate doesn't match.
830 2010-04-13 Diego Novillo <dnovillo@google.com>
832 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
833 * c-pch.c: Include timevar.h.
834 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
835 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
836 * ggc-common.c: Include timevar.h.
837 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
838 * timevar.def (TV_PCH_SAVE): Define.
839 (TV_PCH_CPP_SAVE): Define.
840 (TV_PCH_PTR_REALLOC): Define.
841 (TV_PCH_PTR_SORT): Define.
842 (TV_PCH_RESTORE): Define.
843 (TV_PCH_CPP_RESTORE): Define.
845 2010-04-13 Michael Matz <matz@suse.de>
847 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
849 (can_reassociate_p): New function.
850 (break_up_subtract_bb, reassociate_bb): Use it.
852 2010-04-13 Richard Guenther <rguenther@suse.de>
855 * builtins.c (c_readstr): Fix assert.
857 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
860 when generating cltd insn.
862 (*ashl<mode>3_1): Remove special handling for register operand 2.
863 (*ashlsi3_1_zext): Ditto.
865 (*ashlhi3_1_lea): Ditto.
867 (*ashlqi3_1_lea): Ditto.
868 (*<shiftrt_insn><mode>3_1): Ditto.
869 (*<shiftrt_insn>si3_1_zext): Ditto.
870 (*<shiftrt_insn>qi3_1_slp): Ditto.
871 (*<rotate_insn><mode>3_1): Ditto.
872 (*<rotate_insn>si3_1_zext): Ditto.
873 (*<rotate_insn>qi3_1_slp): Ditto.
875 2010-04-13 Richard Guenther <rguenther@suse.de>
877 * tree-ssa-structalias.c (callused_id): Remove.
878 (call_stmt_vars): New.
879 (get_call_vi): Likewise.
880 (lookup_call_use_vi): Likewise.
881 (lookup_call_clobber_vi): Likewise.
882 (get_call_use_vi): Likewise.
883 (get_call_clobber_vi): Likewise.
884 (make_transitive_closure_constraints): Likewise.
885 (handle_const_call): Adjust to do per-call call-used handling.
886 (handle_pure_call): Likewise.
887 (find_what_var_points_to): Remove general callused handling.
888 (init_base_vars): Likewise.
889 (init_alias_vars): Initialize call_stmt_vars.
890 (compute_points_to_sets): Process call-used and call-clobbered
891 vars for call statements.
892 (delete_points_to_sets): Free call_stmt_vars.
894 2010-04-13 Richard Guenther <rguenther@suse.de>
896 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
897 Only add RW dependence for dependence distance zero.
898 Adjust maximal vectorization factor according to dependences.
899 Move alignment handling ...
900 (vect_find_same_alignment_drs): ... here. New function.
901 (vect_analyze_data_ref_dependences): Adjust.
902 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
903 (vect_analyze_data_refs): Adjust minimal vectorization factor
904 according to data references.
905 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
906 dependences before determining the vectorization factor.
907 Analyze alignment after determining the vectorization factor.
908 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
909 dependences before alignment.
910 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
912 (vect_analyze_data_refs): Likewise.
913 (MAX_VECTORIZATION_FACTOR): New define.
915 2010-04-13 Duncan Sands <baldrick@free.fr>
917 * except.h (lang_eh_type_covers): Remove.
918 * except.c (lang_eh_type_covers): Likewise.
920 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
921 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
923 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
924 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
925 UNITS_PER_LONG where it is ABI relevant.
926 (s390_return_addr_rtx): Likewise.
927 (s390_back_chain_rtx): Likewise.
928 (s390_frame_area): Likewise.
929 (s390_frame_info): Likewise.
930 (s390_initial_elimination_offset): Likewise.
931 (save_gprs): Likewise.
932 (s390_emit_prologue): Likewise.
933 (s390_emit_epilogue): Likewise.
934 (s390_function_arg_advance): Likewise.
935 (s390_function_arg): Likewise.
936 (s390_va_start): Likewise.
937 (s390_gimplify_va_arg): Likewise.
938 (s390_function_profiler): Likewise.
939 (s390_optimize_prologue): Likewise.
940 (s390_rtx_costs): Likewise.
941 (s390_secondary_reload): Likewise.
942 (s390_promote_function_mode): Likewise.
943 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
944 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
946 (s390_unwind_word_mode): New function.
947 (s390_function_value): Split 64 bit values into register pair if
948 used as return value.
949 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
950 function call parameters. Handle parallels.
951 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
952 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
953 (DWARF_CIE_DATA_ALIGNMENT): New macro.
954 (s390_expand_setmem): Remove unused variable src_addr.
955 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
956 deal with 64 bit registers.
957 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
958 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
959 (UNITS_PER_LONG): New macro.
960 * libjava/include/s390-signal.h: Define extended ucontext
961 structure containing the upper halfs of the 64 bit registers.
963 2010-04-13 Simon Baldwin <simonb@google.com>
965 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
967 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
969 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
970 rvalue on the RHS if the LHS is of a non-renamable type.
971 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
973 2010-04-13 Matthias Klose <doko@ubuntu.com>
975 * gcc.c (cc1_options): Handle -iplugindir before processing
976 the cc1 spec. Only add -iplugindir once.
977 (cpp_unique_options): Add -iplugindir option if -fplugin* options
979 * common.opt (iplugindir): Remove `Separate' property, initialize.
980 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
982 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
983 (distclean): Remove plugin dir.
984 * doc/invoke.texi: Document -iplugindir.
986 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
988 * doc/plugins.texi (Loading Plugins): Document short
990 (Plugin API): Mention default_plugin_dir_name function.
992 * gcc.c (find_file_spec_function): Add new declaration.
993 (static_spec_func): Use it for "find-file".
994 (find_file_spec_function): Add new function.
995 (cc1_options): Add -iplugindir option if -fplugin* options found.
997 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
999 * plugin.c (add_new_plugin): Updated comment, and handle short
1001 (default_plugin_dir_name): Added new function.
1003 * common.opt (iplugindir): New option to set the plugin directory.
1005 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.md (any_rotate): New code iterator.
1008 (rotate_insn): New code attribute.
1010 (SWIM124): New mode iterator.
1011 (<rotate_insn>ti3): New expander.
1012 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1013 any_rotate code iterator.
1014 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1015 using any_rotate code iterator and SWIM124 mode iterator.
1016 (ix86_rotlti3): New insn_and_split pattern.
1017 (ix86_rotrti3): Ditto.
1018 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1019 ix86_rotl{di,ti}3 patterns.
1020 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1021 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1022 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1023 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1024 code iterator and SWI mode iterator.
1025 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1026 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1028 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1029 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1030 (bswap rotatert splitter): Add splitter.
1031 (bswap splitter): Macroize splitter using any_rotate code iterator.
1032 Add insn predicate to split only for TARGET_USE_XCHGB or when
1033 optimizing function for size.
1035 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1037 * config/pa/pa.c (emit_move_sequence): Remove use of
1038 deleted variable flag_argument_noalias.
1040 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1044 Add to unsupported targets list.
1045 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1046 sparc*-sun-solaris2.[567]* from target lists.
1047 * configure: Regenerate.
1048 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1050 Remove Solaris 7 patch references.
1051 (Specific, sparc-sun-solaris2.7): Removed.
1052 (sparc-sun-solaris2*): Update Solaris 7 example.
1053 (sparc64-*-solaris2*): Likewise.
1055 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1057 * config.build (alpha*-dec-osf4*): Remove.
1058 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1059 of obsolete configurations.
1060 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1062 * config/alpha/t-osf4: Renamed to ...
1063 * config/alpha/t-osf5: ... this.
1064 * config/alpha/osf.h: Renamed to ...
1065 * config/alpha/osf5.h: ... this.
1066 Merged old osf5.h contents.
1068 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1069 (EXTRA_SPECS): Removed.
1070 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1071 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1074 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1076 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1078 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1081 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1082 __thiscall convention.
1084 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1086 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1088 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1090 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1092 * function.c (assign_parms_initialize_all): Add unused attribute
1095 2010-04-12 Richard Guenther <rguenther@suse.de>
1097 * gsstruct.def (GSS_CALL): New.
1098 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1099 * gimple.h: Include tree-ssa-alias.h.
1100 (struct gimple_statement_call): New.
1101 (union gimple_statement_struct_d): Add gimple_call member.
1102 (gimple_call_reset_alias_info): Declare.
1103 (gimple_call_use_set): New function.
1104 (gimple_call_clobber_set): Likewise.
1105 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1106 * gimple.c (gimple_call_reset_alias_info): New function.
1107 (gimple_build_call_1): Call it.
1108 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1109 * tree-inline.c (remap_gimple_stmt): Likewise.
1110 (expand_call_inline): Remove callused handling.
1111 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1112 * tree-dfa.c (dump_variable): Likewise.
1113 * tree-parloops.c (parallelize_loops): Likewise.
1114 * tree-ssa.c (init_tree_ssa): Likewise.
1115 (delete_tree_ssa): Likewise.
1116 * tree-flow-inline.h (is_call_used): Remove.
1117 * tree-flow.h (struct gimple_df): Remove callused member.
1118 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1119 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1120 (ref_maybe_used_by_call_p_1): Simplify.
1121 (call_may_clobber_ref_p_1): Likewise.
1122 * tree-ssa-structalias.c (compute_points_to_sets): Set
1123 the call stmt used and clobbered sets.
1124 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1125 (find_tail_calls): Verify the tail call.
1127 2010-04-12 Richard Guenther <rguenther@suse.de>
1129 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1130 single-iteration always-inline inlining.
1131 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1132 (cgraph_decide_inlining): Do not handle always-inline specially.
1133 (try_inline): Remove always-inline cycle detection special case.
1134 Do not recurse on always-inlines.
1135 (cgraph_early_inlining): Do not iterate if not optimizing.
1136 (cgraph_gate_early_inlining): remove.
1137 (pass_early_inline): Run unconditionally.
1138 (gate_cgraph_decide_inlining): New function.
1139 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1140 not inlining or optimizing.
1141 (cgraph_decide_inlining_of_small_functions): Also consider
1142 always-inline functions.
1143 (cgraph_default_inline_p): Return true for nodes which should
1144 disregard inline limits.
1145 (estimate_function_body_sizes): Assume zero size and time for
1146 nodes which are marked as disregarding inline limits.
1147 (cgraph_decide_recursive_inlining): Do not perform recursive
1148 inlining on always-inline nodes.
1150 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1153 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1154 for exprs satisfying handled_component_p.
1156 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1158 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1159 non-constant aggregate elements.
1161 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1162 is a real initialization.
1164 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1167 * c-decl.c (start_function): Move forward check for nested function.
1169 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1171 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1172 * config/sh/sh.c: Include reload.h.
1173 (sh_legitimize_reload_address): New.
1174 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1175 sh_legitimize_reload_address.
1177 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1179 * config/sh/sh.md (*movqi_pop): New insn pattern.
1180 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1182 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (any_shiftrt): New code iterator.
1185 (shiftrt_insn): New code attribute.
1187 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1188 using any_shiftrt code iterator.
1189 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1190 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1191 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1192 pattern from corresponding peephole2 patterns.
1193 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1194 using any_shiftrt code iterator.
1195 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1196 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1197 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1198 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1199 *{ashr,lshr}<mode>3_cmp_zext.
1200 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1202 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1206 (*lshr<mode>3_cconly): Ditto.
1208 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1211 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1212 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1213 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1215 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1216 from corresponding peephole2 patterns.
1217 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1218 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1219 and *lshrdi3_1_rex64 using SWI mode iterator.
1220 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1221 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1222 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1223 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1224 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1225 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1226 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1227 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1228 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1231 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1234 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1235 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1236 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1238 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1239 from corresponding peephole2 patterns.
1240 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1241 (ashrsi3_cvt): Rename from ashrsi3_31.
1242 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1243 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1244 and x86_64_shift_adj_3 using SWI48 mode iterator.
1245 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1246 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1247 and *ashrdi3_1_rex64 using SWI mode iterator.
1248 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1249 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1250 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1251 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1252 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1253 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1254 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1255 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1256 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1258 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1259 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1260 x86_shift<mode>_adj_3 expanders.
1262 2010-04-10 Wei Guozhi <carrot@google.com>
1265 * config/arm/arm.c (arm_pic_static_addr): New function.
1266 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1268 (arm_output_addr_const_extra): Output expression for new pattern.
1269 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1271 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1273 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1276 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1277 * web.c: Include "insn-config.h" and "recog.h".
1278 (union_match_dups): New function.
1279 (web_main): Call it.
1280 (union_defs): Don't try to recognize match_dups.
1282 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1283 if doing so would replace the entire pattern.
1285 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1290 and splitter pattern. Change splitter operand 1 predicate to
1293 2010-04-09 Martin Jambor <mjambor@suse.cz>
1295 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1296 lattices are addresses of CONST_DECLs with the same initial value.
1297 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1298 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1300 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1301 Bernd Schmidt <bernds@codesourcery.com>
1303 * loop-invariant.c (replace_uses): New static function.
1304 (move_invariant_reg): Use it to ensure we can replace the uses.
1306 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1308 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1310 (picochip_override_options): Enable section anchors only above -O1.
1311 (picochip_reorg): Fixed a couple of build warnings.
1313 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1315 * configure.ac (plugin -rdynamic test): Log result.
1316 * configure: Regenerate.
1317 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1318 (RDYNAMIC_SPEC): Define.
1319 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1321 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1323 * configure.ac: Determine Sun ld version numbers.
1324 (comdat_group): Restrict GNU ld version checks to gld.
1325 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1326 (enable_comdat): Support --enable-comdat.
1327 * configure: Regenerate.
1328 * doc/install.texi (Configuration): Document --enable-comdat.
1330 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1332 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1333 * config/sol2-gld.h: ... here.
1334 * config.gcc (sparc*-*-solaris2*): Reflect this.
1335 (i[34567]86-*-solaris2*): Use it.
1337 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1339 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1341 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1343 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1346 * diagnostic.c (diagnostic_initialize): Initialize
1347 some_warnings_are_errors.
1348 (diagnostic_finish): New.
1349 (diagnostic_action_after_output): Call it before exiting.
1350 (diagnostic_report_diagnostic): Do not print message here. Set
1351 some_warnings_are_errors.
1352 * diagnostic.h (diagnostic_context): Delete
1353 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1354 (diagnostic_finish): Declare.
1355 * toplev.c (toplev_main): Call it before exit.
1357 2010-04-09 Jason Merrill <jason@redhat.com>
1360 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1361 for incomplete type.
1364 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1365 based on a warning flag.
1367 2010-04-09 Richard Guenther <rguenther@suse.de>
1369 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1371 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1374 * varasm.c (default_assemble_visibility): Wrap vars that are
1375 set, but unused, by targets without GAS.
1376 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1377 Remove set, but unused, vars.
1378 (rs6000_legitimize_tls_address): Likewise.
1379 (altivec_expand_dst_builtin): Likewise.
1380 * config/darwin.c (machopic_classify_symbol): Likewise.
1381 (machopic_indirection_name): Likewise.
1383 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.md (DWI): New mode iterator.
1386 (S): New mode attribute.
1387 (shift_operand): Ditto.
1388 (shift_immediate_operand): Ditto.
1389 (ashl_input_operand): Ditto.
1390 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1391 using SDWIM mode iterator.
1392 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1393 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1395 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1396 from corresponding peephole2 patterns.
1397 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1398 and x86_64_shift_adj_1 using SWI48 mode iterator.
1399 (x86_shift<mode>_adj_2): Ditto.
1400 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1401 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1402 using SWI48 mode iterator.
1403 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1404 *ashldi3_cmp_rex64 using SWI mode iterator.
1405 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1406 *ashldi3_cconly_rex64 using SWI mode iterator.
1407 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1408 x86_shift<mode>_adj_{1,2}.
1409 (ix86_split_ashr): Ditto.
1410 (ix86_split_lshr): Ditto.
1412 2010-04-09 Richard Guenther <rguenther@suse.de>
1414 * target.h (builtin_conversion): Pass in input and output types.
1415 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1416 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1417 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1420 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1422 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1424 2010-04-09 Richard Guenther <rguenther@suse.de>
1427 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1429 2010-04-09 Richard Guenther <rguenther@suse.de>
1431 * tree-vectorizer.h (struct _stmt_vec_info): Document
1432 that vectype is the type of the LHS.
1433 (supportable_widening_operation, supportable_narrowing_operation):
1434 Get both input and output vector types as arguments.
1435 (vect_is_simple_use_1): Declare.
1436 (get_same_sized_vectype): Likewise.
1437 * tree-vect-loop.c (vect_determine_vectorization_factor):
1438 Set STMT_VINFO_VECTYPE to the vector type of the def.
1439 (vectorizable_reduction): Adjust.
1440 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1441 Adjust. Specify the output vector type.
1442 (vect_pattern_recog_1): Adjust.
1443 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1444 (vectorizable_call): Adjust.
1445 (vectorizable_conversion): Likewise.
1446 (vectorizable_operation): Likewise.
1447 (vectorizable_type_demotion): Likewise.
1448 (vectorizable_type_promotion): Likewise.
1449 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1451 (vect_is_simple_use_1): New function.
1452 (supportable_widening_operation): Get both input and output
1454 (supportable_narrowing_operation): Likewise.
1455 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1457 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1459 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1460 __thiscall and _thiscall as predefined macros.
1461 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1462 thiscall attribute handling.
1463 (ix86_comp_type_attributes): Likewise.
1464 (ix86_function_regparm): Likewise.
1465 (ix86_return_pops_args): Likewise.
1466 (init_cumulative_args): Likewise.
1467 (find_drap_reg): Likewise.
1468 (ix86_static_chain): Likewise.
1469 (x86_this_parameter): Likewise.
1470 (x86_output_mi_thunk): Likewise.
1471 (ix86_attribute_table): Add description for thiscall attribute.
1472 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1473 * doc/extend.texi: Add documentation for thiscall.
1475 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1478 * c.opt (Wint-to-pointer-cast): Available in C++.
1479 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1481 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1483 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1484 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1485 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1486 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1487 function type instead. Reorder and simplify checks.
1489 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1491 2010-04-08 Jing Yu <jingyu@google.com>
1492 Zdenek Dvorak <ook@ucw.cz>
1494 PR tree-optimization/42720
1495 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1496 loop unswitch conditions here from ...
1497 (tree_unswitch_single_loop): ... here.
1499 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1501 * tree-if-conv.c: Fix comments and simplify logic.
1503 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1505 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1506 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1507 (main_tree_if_conversion): Update call to tree_if_conversion.
1509 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1512 * doc/invoke.texi (-b,-V): Delete.
1513 * doc/tm.texi: Do not mention -b.
1514 * gcc.c (display_help): Delete -b and -V.
1515 (process_command): Delete -b and -V.
1516 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1518 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1519 Wolfgang Gellerich <gellerich@de.ibm.com>
1521 Implement target hook for loop unrolling
1522 * target.h (loop_unroll_adjust): Add a new target hook function.
1523 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1524 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1525 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1526 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1527 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1529 (decide_unroll_stupid): Likewise.
1531 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1534 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1536 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1538 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1539 (Specific, *-*-solaris2*): Likewise.
1540 Don't prefer Sun as over GNU as.
1542 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1544 * config/s390/s390.c (override_options): Adjust the z10
1545 defaults for max-unroll-times, max-completely-peeled-insns
1546 and max-completely-peel-times.
1548 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1550 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1551 instructions for z10.
1552 (s390_expand_setmem): Likewise.
1553 (s390_expand_cmpmem): Likewise.
1555 2010-04-08 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/43679
1558 * tree-ssa-pre.c (eliminate): Only propagate copies.
1560 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1563 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1564 set but not used variable warning.
1566 2010-04-08 Wei Guozhi <carrot@google.com>
1569 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1570 (arm_size_rtx_costs): Call the new function when optimized for size.
1572 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1575 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1576 op0 is not a MEM, just return NULL instead of assertion
1578 (discover_nonconstant_array_refs): Don't walk debug stmts.
1580 2010-04-08 Doug Kwan <dougkwan@google.com>
1582 * configure.ac: Recognize gold and do not use its version number
1583 to test ld features.
1584 * configure: Regenerate.
1586 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1589 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1590 (negate_value): Move code to push elements to broken_up_substracts ...
1591 (eliminate_plus_minus_pair): ... here. Push operands that have no
1592 negative pair to plus_negates.
1593 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1595 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1597 * doc/install.texi (Configuration): Move description of
1598 --enable-lto, --with-libelf*, --enable-gold from Java section to
1601 * doc/generic.texi (Working with declarations)
1602 (Function Properties, C and C++ Trees): Fix typos.
1603 * doc/sourcebuild.texi (Top Level): Likewise.
1605 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1608 * tree.h (DECL_READ_P): Define.
1609 (struct tree_decl_common): Add decl_read_flag.
1610 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1611 a set but not used warning.
1612 (merge_decls): Merge DECL_READ_P flag.
1613 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1614 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1615 * c-common.c (handle_used_attribute, handle_unused_attribute):
1617 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1619 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1621 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1622 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1623 c_parser_binary_expression, c_parser_cast_expression,
1624 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1625 Call default_function_array_read_conversion instead of
1626 default_function_array_conversion where needed.
1627 (c_parser_unary_expression, c_parser_conditional_expression,
1628 c_parser_postfix_expression_after_primary, c_parser_initelt):
1629 Likewise. Call mark_exp_read where needed.
1630 (c_parser_statement_after_labels, c_parser_asm_operands,
1631 c_parser_typeof_specifier, c_parser_sizeof_expression,
1632 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1634 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1636 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1637 (warn_unused_but_set_parameter): Default to warn_unused
1639 * doc/invoke.texi: Document -Wunused-but-set-variable and
1640 -Wunused-but-set-parameter.
1642 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1643 used count variable.
1644 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1645 when operandN variables aren't used in the body of the expander
1647 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1648 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1649 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1650 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1651 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1652 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1653 * tree.c (PROCESS_ARG): Likewise.
1655 2010-04-07 Simon Baldwin <simonb@google.com>
1657 * diagnostic.h (diagnostic_override_option_index): New macro to
1658 set a diagnostic's option_index.
1659 * c-tree.h (c_cpp_error): Add warning reason argument.
1660 * opts.c (_warning_as_error_callback): New.
1661 (register_warning_as_error_callback): Store callback for
1662 warnings enabled via enable_warning_as_error.
1663 (enable_warning_as_error): Call callback, minor code tidy.
1664 * opts.h (register_warning_as_error_callback): Declare.
1665 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1666 response to -Werror=.
1667 (c_common_init_options): Register warning_as_error_callback in opts.c.
1668 * common.opt: Add -Wno-cpp option.
1669 * c-common.c (struct reason_option_codes_t): Map cpp warning
1670 reason codes to gcc option indexes.
1671 * (c_option_controlling_cpp_error): New function, lookup the gcc
1672 option index for a cpp warning reason code.
1673 * (c_cpp_error): Add warning reason argument, call
1674 c_option_controlling_cpp_error for diagnostic_override_option_index.
1675 * doc/invoke.texi: Document -Wno-cpp.
1677 2010-04-07 Richard Guenther <rguenther@suse.de>
1679 * ipa-reference.c (mark_load): Use get_base_address.
1680 (mark_store): Likewise.
1682 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1683 inserting GIMPLE_NOPs into the IL.
1684 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1685 Explicitly strip handled components and indirect references.
1687 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1688 folding address expressions.
1689 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1690 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1691 operand_equal_p to compare decls.
1692 (ptr_deref_may_alias_decl_p): Likewise.
1693 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1694 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1695 Handle reversed comparison ops.
1696 * tree-sra.c (asm_visit_addr): Use get_base_address.
1697 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1698 * ipa-reference.c (mark_address): Use get_base_address.
1700 2010-04-07 Richard Guenther <rguenther@suse.de>
1702 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1703 Propagate constants everywhere.
1705 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1708 * tree.c (MAX_INT_CACHED_PREC): Define.
1709 (nonstandard_integer_type_cache): New array.
1710 (build_nonstandard_integer_type): Cache results for precision
1711 <= MAX_INT_CACHED_PREC.
1713 2010-04-07 Richard Guenther <rguenther@suse.de>
1715 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1716 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1717 * common.opt: Likewise.
1718 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1719 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1720 (nonoverlapping_memrefs_p): Likewise.
1721 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1722 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1723 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1724 OPT_fargument_noalias_global for backward compatibility.
1726 2010-04-07 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/43270
1729 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1730 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1731 * tree-ssa-pre.c (phi_translate_1): Adjust.
1732 (fully_constant_expression): Split out vn_reference handling to ...
1733 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1734 Fold reads from constant strings.
1735 (vn_reference_lookup): Handle fully constant references.
1736 (vn_reference_lookup_pieces): Likewise.
1737 * Makefile.in (expmed.o-warn): Add -Wno-error.
1739 2010-04-07 Martin Jambor <mjambor@suse.cz>
1741 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1743 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1746 * gcc.c: Add -static-libstdc++ to list of recognized options.
1748 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1750 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1752 2010-04-07 Richard Guenther <rguenther@suse.de>
1755 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1756 bases build simple mem attributes to retain points-to information.
1758 2010-04-07 Richard Guenther <rguenther@suse.de>
1761 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1762 preserve points-to related information.
1764 2010-04-07 Richard Guenther <rguenther@suse.de>
1767 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1768 discard plain indirect references.
1769 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1770 * tree.c (tree_nop_conversion): Likewise.
1772 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1775 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1777 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1779 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1780 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1782 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1784 * tree-if-conv.c: Fix indentation and comments.
1786 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1788 * tree-if-conv.c: Sort static functions in topological order.
1790 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1792 * tree-if-conv.c: Fix indentation and comments.
1794 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1797 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1798 lang_hooks.types.type_for_size instead of
1799 build_nonstandard_integer_type.
1800 When converting an unsigned type to signed, double its precision.
1801 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1802 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1803 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1806 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1809 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1810 POINTER_PLUS_EXPR for pointer types.
1812 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1815 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1816 * graphite-clast-to-gimple.c: Include langhooks.h.
1817 (max_signed_precision_type): New.
1818 (max_precision_type): Takes two types as arguments.
1819 (precision_for_value): New.
1820 (precision_for_interval): New.
1821 (gcc_type_for_interval): New.
1822 (gcc_type_for_value): New.
1823 (gcc_type_for_clast_term): New.
1824 (gcc_type_for_clast_red): New.
1825 (gcc_type_for_clast_bin): New.
1826 (gcc_type_for_clast_expr): Split up into several functions.
1827 (gcc_type_for_clast_eq): Rewritten.
1828 (compute_bounds_for_level): New.
1829 (compute_type_for_level_1): New.
1830 (compute_type_for_level): New.
1831 (gcc_type_for_cloog_iv): Removed.
1832 (gcc_type_for_iv_of_clast_loop): Rewritten.
1833 (graphite_create_new_loop): Compute the lower and upper bound types
1834 with gcc_type_for_clast_expr.
1835 (graphite_create_new_loop_guard): Same.
1836 (find_cloog_iv_in_expr): Removed.
1837 (compute_cloog_iv_types_1): Removed.
1838 (compute_cloog_iv_types): Removed.
1839 (gloog): Do not call compute_cloog_iv_types.
1840 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1842 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1843 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1844 (GBB_CLOOG_IV_TYPES): Removed.
1846 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1848 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1849 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1850 (detect_commutative_reduction): Same.
1852 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1854 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1855 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1857 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1858 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1859 (rewrite_commutative_reductions_out_of_ssa): Same.
1860 * passes.c (execute_function_todo): Call verify_ssa for every pass
1861 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1862 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1863 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1864 with an extra argument.
1865 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1866 verify_ssa only when the extra argument is true.
1867 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1868 with an extra argument.
1869 (tree_transform_and_unroll_loop): Same.
1871 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1873 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1874 for all the passes of the LNO having LOOP_CLOSED_SSA.
1875 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1876 * tree-loop-distribution.c (pass_loop_distribution): Same.
1877 * tree-pass.h (TODO_verify_loops): Removed.
1878 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1880 (pass_tree_unswitch): Same.
1881 (pass_predcom): Same.
1882 (pass_vectorize): Same.
1883 (pass_linear_transform): Same.
1884 (pass_graphite_transforms): Same.
1885 (pass_iv_canon): Same.
1886 (pass_complete_unroll): Same.
1887 (pass_complete_unrolli): Same.
1888 (pass_parallelize_loops): Same.
1889 (pass_loop_prefetch): Same.
1890 (pass_iv_optimize): Same.
1892 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1895 * passes.c (init_optimization_passes): Move pass_lim before
1896 pass_copy_prop and pass_dce_loop.
1898 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1901 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1902 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1903 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1904 MULTI_* defines for 4 argument vpermil2p* builtins.
1906 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1908 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1909 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1910 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1911 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1912 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1913 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1914 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1915 Use x86_maybe_negate_const_int to output insn mnemonic.
1916 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1917 check from instruction predicate. Update comments.
1918 * config/i386/sync.md (sync_add<mode>): Use
1919 x86_maybe_negate_const_int to output insn mnemonic.
1921 2010-04-06 Jan Hubicka <jh@suse.cz>
1923 PR tree-optimization/42906
1924 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1925 IGNORE_SELF argument. Set visited_control_parents for fully
1927 (find_obviously_necessary_stmts): Update call of
1928 mark_control_dependent_edges_necessary.
1929 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1931 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/i386.md: Remove comment about 'e' and 'E'
1936 2010-04-06 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/43627
1939 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1940 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1943 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1945 * BASE-VER: Change to 4.6.0.
1948 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1951 2010-04-06 Richard Guenther <rguenther@suse.de>
1954 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1956 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1958 * doc/invoke.texi (Optimize Options): Document that LTO
1959 won't remove object access purely due to incompatible
1962 2010-04-04 Matthias Klose <doko@ubuntu.com>
1964 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1965 Initialize variable.
1967 2010-04-03 Richard Guenther <rguenther@suse.de>
1970 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1971 require a non-NULL MEM_OFFSET.
1973 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1975 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1976 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1977 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1978 config/alpha/predicates.md, config/arm/arm.md,
1979 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1980 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1981 config/darwin9.h, config/darwin.c, config/darwin.h,
1982 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1983 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1984 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1985 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1986 config/mips/mips.md, config/mn10300/mn10300.c,
1987 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1988 config/rs6000/aix.h, config/rs6000/dfp.md,
1989 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1990 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1991 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1992 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1993 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1994 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1995 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1996 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1997 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1998 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1999 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2000 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2001 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2002 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2003 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2004 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2005 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2006 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2007 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2008 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2009 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2010 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2011 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2012 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2013 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2014 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2015 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2016 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2017 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2018 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2019 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2020 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2021 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2022 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2023 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2024 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2026 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2029 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2030 * aclocal.m4: Regenerate.
2032 2010-04-02 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/43629
2035 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2036 if we have seen a constant value.
2038 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2040 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2042 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2045 * arm.c (legitimize_tls_address): Adjust call to
2046 gen_tls_load_dot_plus_four.
2047 (arm_note_pic_base): New function.
2048 (arm_cannot_copy_insn_p): Use it.
2049 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2052 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2057 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059 * Makefile.in ($(out_object_file)): Depend on
2060 gt-$(basename $(notdir $(out_file))).h.
2062 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2064 * config.gcc (lm32-*-rtems*): Add t-lm32.
2066 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2068 * config.gcc: Add lm32-*-rtems*.
2069 * config/lm32/rtems.h: New file.
2071 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2074 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2076 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (output_compilation_unit_header): For
2079 -gdwarf-4 use version 4 instead of version 3.
2080 (output_line_info): For version 4 and above emit additional
2081 maximum ops per insn header field.
2082 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2084 * dwarf2out.c (is_c_family, is_java): Remove.
2085 (lower_bound_default): New function.
2086 (add_bound_info, gen_descr_array_type_die): Use it.
2088 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2091 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2092 re-declaration when it happens in a function.
2094 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2096 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2097 (cgraph_remove_function_insertion_hook): Same.
2098 (cgraph_call_function_insertion_hooks): Same.
2100 2010-04-01 Richard Guenther <rguenther@suse.de>
2103 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2104 and TREE_THIS_VOLATILE.
2105 (copy_ref_info): Likewise.
2106 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2107 * tree.c (build6_stat): Ignore side-effects of all but arg5
2108 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2111 2010-04-01 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/43607
2114 * ipa-type-escape.c (check_call): Do not access non-existing
2117 2010-04-01 Richard Guenther <rguenther@suse.de>
2121 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2122 Jack Howarth <howarth@bromo.med.uc.edu>
2124 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2127 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2129 * doc/install.texi (Prerequisites): Document libelf usability on
2130 IRIX 5/6 and Solaris 2.
2131 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2132 Update GNU as, GNU ld requirements.
2133 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2134 Document Sun Studio compiler download.
2135 Update and simplify as, ld recommendations.
2136 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2138 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2140 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2141 with_tune_32 to pentium4.
2143 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2147 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2149 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2150 obsoletion, removal.
2152 Document GNU as requirement.
2153 Update configure requirements.
2154 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2155 Recomment IRIX 6.5.18+.
2156 Document IDF/IDL requirement.
2157 Document GNU as requirement.
2158 Document GNU ld bootstrap failure.
2159 Remove freeware.sgi.com reference.
2161 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2163 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2164 UNIX V4.0, V5.0 obsoletion, removal.
2165 Remove --with-gc=simple reference.
2166 Update VM requirements during bootstrap.
2167 Remove -oldas bootstrap description.
2168 Update binutils reference.
2169 Remove comparison failure note.
2171 2010-03-31 Richard Guenther <rguenther@suse.de>
2172 Zdenek Dvorak <ook@ucw.cz>
2173 Sebastian Pop <sebastian.pop@amd.com>
2176 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2177 with multiple arguments.
2178 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2180 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2182 * graphite-dependences.c (print_pddr): Call print_pdr with an
2184 * graphite-poly.c (debug_pdr): Add an extra argument for the
2187 (print_pbb_domain): Same.
2189 (print_scop_context): Same.
2191 (print_cloog): Same.
2192 (debug_pbb_domain): Same.
2196 (debug_scop_context): Same.
2198 (debug_cloog): Same.
2199 (print_scop_params): Same.
2200 (debug_scop_params): Same.
2201 (print_iteration_domain): Same.
2202 (print_iteration_domains): Same.
2203 (debug_iteration_domain): Same.
2204 (debug_iteration_domains): Same.
2205 (print_scattering_function): Same.
2206 (print_scattering_functions): Same.
2207 (debug_scattering_function): Same.
2208 (debug_scattering_functions): Same.
2209 * graphite-poly.h (debug_pdr): Update declaration.
2211 (print_pbb_domain): Same.
2213 (print_scop_context): Same.
2215 (print_cloog): Same.
2216 (debug_pbb_domain): Same.
2220 (debug_scop_context): Same.
2222 (debug_cloog): Same.
2223 (print_scop_params): Same.
2224 (debug_scop_params): Same.
2225 (print_iteration_domain): Same.
2226 (print_iteration_domains): Same.
2227 (debug_iteration_domain): Same.
2228 (debug_iteration_domains): Same.
2229 (print_scattering_function): Same.
2230 (print_scattering_functions): Same.
2231 (debug_scattering_function): Same.
2232 (debug_scattering_functions): Same.
2234 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2236 * graphite-poly.c (print_scattering_function_1): New.
2237 (print_scattering_function): Call it.
2238 (print_scop_params): Remove spaces at the end of lines.
2241 * graphite-poly.h (print_cloog): Declared.
2242 (debug_cloog): Declared.
2244 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2248 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2249 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2250 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2251 to switch between adding the IV bump in loop->latch or in loop->header.
2253 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2255 * graphite-poly.c (print_scattering_function): Pretty print following
2258 (print_pbb_domain): Same.
2259 (dump_gbb_cases): Same.
2260 (dump_gbb_conditions): Same.
2263 (print_scop_params): Same.
2264 (print_scop_context): Same.
2266 (print_pbb_body): New.
2267 (lst_indent_to): New.
2268 (print_lst): Start new lines with a #.
2269 * graphite-poly.h (pbb_bb): New.
2270 (pbb_index): Use pbb_bb.
2271 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2273 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2275 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2277 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2278 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2279 and 0 instead of 1 for dw_val_class_flag.
2280 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2281 dw_val_class_range_list, dw_val_class_loc_list,
2282 dw_val_class_lineptr and dw_val_class_macptr, use
2283 DW_FORM_flag_present for dw_val_class_flag and
2284 DW_FORM_exprloc for dw_val_class_loc.
2285 (output_die): For -gdwarf-4 print dw_val_class_loc
2286 size as uleb128 instead of 1 or 2 bytes and don't print
2287 anything for dw_val_class_flag.
2289 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2290 instead of cselib_lookup following by tweaking locs->setting_insn.
2293 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2294 even before returning from label, setjmp call or volatile asm
2297 2010-03-31 Richard Guenther <rguenther@suse.de>
2300 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2301 temporary data on stack.
2303 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2305 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2306 (PUSHSECTION_ASM_OP): Remove.
2307 (POPSECTION_ASM_OP): Remove.
2308 (PUSHSECTION_FORMAT): Remove.
2309 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2310 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2311 * config/sol2.c (solaris_output_init_fini): Use it.
2313 2010-03-31 Jie Zhang <jie@codesourcery.com>
2316 * opt-functions.awk (var_type_struct): Use signed char type
2317 for simple variables.
2319 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2321 * config/sol2.c: Include output.h.
2322 (solaris_assemble_visibility): New function.
2323 * config/t-sol2 (sol2.o): Add output.h dependency.
2324 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2325 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2328 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2331 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2332 V2SImode or XFmode on PRE_DEC.
2335 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2338 2010-03-31 Jie Zhang <jie@codesourcery.com>
2341 * reload.h (caller_save_initialized_p): Declare.
2342 * toplev.c (backend_init_target): Don't call
2343 init_caller_save but set caller_save_initialized_p to false.
2344 * caller-save.c (caller_save_initialized_p): Define.
2345 (init_caller_save): Check caller_save_initialized_p.
2346 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2348 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2351 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2352 and soft-fp/t-softfp to tmake_file.
2353 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2354 (LIBGCC2_TF_CEXT): Define.
2357 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2360 * cselib.c (n_useless_values): Document handling of debug locs.
2361 (n_useless_debug_values, n_debug_values): New variables.
2362 (new_elt_loc_list): Don't add to debug values, keep count.
2363 (promote_debug_loc): New.
2364 (cselib_reset_table): Zero new variables.
2365 (entry_and_rtx_equal_p): Promote debug locs.
2366 (discard_useless_locs): Increment n_useless_debug_values for
2368 (remove_useless_values): Adjust n_useless_values and n_debug_values
2369 with n_useless_debug_values.
2370 (add_mem_for_addr): Promote debug locs.
2371 (cselib_lookup_mem): Likewise.
2372 (cselib_lookup_addr): Renamed to...
2373 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2374 (cselib_log_lookup): ... this. Turn into...
2375 (cselib_lookup_addr): ... new wrapper.
2376 (cselib_lookup_from_insn): New.
2377 (cselib_invalidate_regno): Increment n_useless_debug_values for
2379 (cselib_invalidate_mem): Likewise.
2380 (cselib_process_insn): Take n_deleted and n_debug_values into
2381 account to guard remove_useless_value call.
2382 (cselib_finish): Zero n_useless_debug_values.
2383 * cselib.h (cselib_lookup_from_insn): Declare.
2384 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2385 (sched_analyze_2): Likewise.
2387 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2389 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2391 (adjust_mems): Replace narrowing SUBREG of expression containing
2392 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2393 with operations in the narrower mode.
2396 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2397 regs_invalidated_by_call instead all call_used_reg_set registers.
2399 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2402 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2403 pointer comparisons with types_compatible_p.
2404 * tree-vect-stmts.c (vectorizable_call): Same.
2405 (vectorizable_condition): Same.
2407 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2409 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2410 stack check if the mask would be zero.
2412 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2413 Jack Howarth <howarth@bromo.med.uc.edu>
2415 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2418 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2421 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2423 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2424 Include ___unordxf2 and ___unordtf2.
2425 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2428 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2430 * config/lm32/t-lm32: New file.
2431 * config.gcc: Use the above file when targetting lm32.
2433 2010-03-28 Duncan Sands <baldrick@free.fr>
2435 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2437 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2440 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2441 Improve vectorization cost model diagnostic.
2443 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2446 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2447 compute_data_dependences_for_loop returns false, early exit
2448 and output an extra diagnostic for the failed data reference
2451 2010-03-29 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/43560
2454 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2455 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2457 2010-03-29 Jie Zhang <jie@codesourcery.com>
2460 * toplev.c (process_options): Set optimization_default_node
2461 and optimization_current_node.
2462 * opts.c (decode_options): Don't set optimization_default_node
2463 and optimization_current_node.
2465 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2467 * config/rtems.h: Abandon -qrtems_debug.
2469 2010-03-28 Jan Hubicka <jh@suse.cz>
2471 PR tree-optimization/43505
2472 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2473 map should not be copied.
2475 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2478 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2479 cdtors, set DECL_PRESERVE_P.
2480 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2483 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2485 PR tree-optimization/43528
2486 * stor-layout.c (place_field): Check that constant fits into
2487 unsigned HWI when skipping calculation of MS bitfield layout.
2489 2010-03-27 Jan Hubicka <jh@suse.cz>
2492 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2493 notice_global_symbol work.
2495 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2497 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2498 instead of dwarf2out_decl.
2499 (struct var_loc_node): Remove section_label field.
2500 (dwarf2out_function_decl): New function.
2501 (dwarf2out_var_location): Don't set section_label field.
2502 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2504 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2506 PR tree-optimization/43544
2507 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2508 First argument for builtin vectorized function hook is now a
2509 tree to be able to distinguish between machine specific and
2511 * targhooks.c (default_builtin_vectorized_function): Ditto.
2512 * targhooks.h (default_builtin_vectorized_function): Ditto.
2513 * target.h (struct gcc_target): Ditto.
2514 * tree-vect-stmts.c (vectorizable_function): Ditto.
2515 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2516 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2519 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2522 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2523 nested binding iff it is a FUNCTION_DECL.
2524 (store_parm_decls_newstyle): Pass nested=true to bind for
2525 FUNCTION_DECLs amongst parameters.
2527 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2529 * var-tracking.c (vt_expand_loc_callback): Don't run
2530 cselib_expand_value_rtx_cb in dummy mode if
2531 cselib_dummy_expand_value_rtx_cb returned false.
2533 * var-tracking.c (emit_note_insn_var_location): For one part
2534 notes with offset 0, don't add EXPR_LIST around the location.
2535 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2536 add_location_or_const_value_attribute): Adjust for that change.
2539 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2540 into first operand and location into second.
2541 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2542 dw_cfi_oprnd_loc for DW_CFA_expression.
2543 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2544 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2545 assume first argument is regnum and second argument is location.
2547 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2550 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2551 of scratch register to DImode. Split to DImode comparison operator.
2552 Use SImode subreg of scratch register in the multiplication.
2553 (*cmp_sadd_sidi): Ditto.
2554 (*cmp_ssub_si): Ditto.
2555 (*cmp_ssub_sidi): Ditto.
2557 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2561 Remove invalid assert and wrong comment.
2563 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2566 * flags.h (final_insns_dump_p): New extern.
2567 * final.c (final_insns_dump_p): New variable.
2568 (rest_of_clean_state): Set it before -fdump-final-insns=
2569 dumping, clear afterwards.
2570 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2571 MEM_ALIAS_SET on MEMs.
2573 2010-03-26 David S. Miller <davem@davemloft.net>
2575 * configure.ac: Fix sparc GOTDATA_OP bug check.
2576 * configure: Rebuild.
2578 2010-03-26 Alan Modra <amodra@gmail.com>
2580 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2582 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2584 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2585 TLS_SECTION_ASM_FLAG.
2587 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2590 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2591 Clear first_function_block_is_cold.
2594 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2595 argument if the argument is truth_value_p.
2597 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2599 * config/rs6000/constraints.md: Update copyright year for my changes.
2602 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2603 used in reg+reg addressing, swap registers.
2605 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2608 * target.h (struct gcc_target): Add code_end hook.
2609 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2611 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2612 * toplev.c (compile_file): Call targetm.asm_out.code_end
2613 hook before unwind info/debug info output.
2614 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2615 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2616 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2617 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2618 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2619 * config/i386/i386.c (ix86_file_end): Renamed to...
2620 (ix86_code_end): ... this. Make static. Don't call
2621 file_end_indicate_exec_stack. Emit unwind info using
2622 final_start_function/final_end_function.
2623 (darwin_x86_file_end): Remove.
2624 (TARGET_ASM_CODE_END): Define.
2625 * config/i386/i386.h (TARGET_ASM_FILE_END,
2626 NEED_INDICATE_EXEC_STACK): Don't define.
2627 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2628 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2629 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2630 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2633 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2634 at the beginning and final_end_function at the end.
2635 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2637 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2640 and Sun as TLS syntax.
2641 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2642 * configure: Regenerate.
2643 * config.in: Regenerate.
2644 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2645 (default_elf_asm_named_section): Use it.
2646 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2647 (i386_output_dwarf_dtprel): Likewise.
2648 (output_addr_const_extra): Likewise.
2649 (output_pic_addr_const): Lowercase @GOTTPOFF.
2650 (output_addr_const_extra): Likewise.
2651 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2652 (output_addr_const_extra): Likewise.
2653 (output_pic_addr_const): Lowercase @INDNTPOFF.
2654 (output_addr_const_extra): Likewise.
2655 (output_pic_addr_const): Lowercase @NTPOFF.
2656 (output_addr_const_extra): Likewise.
2657 (output_pic_addr_const): Lowercase @TPOFF.
2658 (output_addr_const_extra): Likewise.
2659 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2660 (*tls_global_dynamic_64): Likewise.
2661 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2662 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2664 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2665 (ASM_OUTPUT_TLS_COMMON): Use it.
2666 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2669 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2670 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2671 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2672 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2673 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2674 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2676 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2678 * config/i386/i386.c (override_options): Don't accept
2679 -mtls-dialect=sun any longer.
2680 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2681 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2682 (*tls_local_dynamic_base_32_sun): Likewise.
2683 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2685 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2688 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2689 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2692 * ira.c (adjust_cleared_regs): New function.
2693 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2697 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2699 * expr.c (expand_expr_real): Restore previous
2700 curr_insn_source_location and curr_insn_block after
2701 expand_expr_real_1 call.
2702 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2703 instead of expand_expr_real_1.
2705 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2707 PR rtl-optimization/43413
2708 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2711 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2714 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2715 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2717 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2719 * config/i386/i386.c (ix86_target_string): Add -mfma.
2720 Fix a typo in comment.
2722 2010-03-22 Mike Stump <mikestump@comcast.net>
2725 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2726 Don't overly align based upon packed packed fields.
2728 2010-03-22 Jason Merrill <jason@redhat.com>
2730 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2731 Use () rather than [], and move before the element type.
2733 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2735 * doc/configfiles.texi (Configuration Files): Removed
2736 fixinc/Makefile*, intl/Makefile.*.
2737 * doc/makefile.texi: Fixed markup. Abstract from version
2738 control system used.
2739 (Makefile): Removed obsolete gcc/java/parse.y example.
2740 * doc/sourcebuild.texi: Likewise.
2741 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2742 libgomp, libssp. Removed fastjar.
2743 (Miscellaneous Docs): Clarify location.
2744 Added COPYING3, COPYING3.LIB.
2745 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2747 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2750 * config/i386/i386.c (x86_function_profiler)
2751 [!NO_PROFILE_COUNTERS]: Fix typo.
2752 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2755 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2756 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2758 * doc/sourcebuild.texi (Test Directives): Split into six
2759 subsections, with most of the current text in new subsections
2760 Directives, Selectors, and Final Actions.
2761 (Directives): Split list of test directives into multiple
2763 (Selectors): Describe use and syntax of selectors.
2764 (Effective-Target Keywords): Describe all existing keywords.
2765 (Add Options): Describe features for dg-add-options.
2766 (Require Support): Describe variants of dg-require-support.
2767 (Final Actions): Describe commands to use in dg-final.
2769 2010-03-22 Michael Matz <matz@suse.de>
2772 * recog.c (validate_replace_rtx_group): Replace also in
2773 REG_EQUAL and REG_EQUIV notes.
2775 2010-03-22 Richard Guenther <rguenther@suse.de>
2777 PR tree-optimization/43390
2778 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2779 sure vector extracts are type correct.
2781 2010-03-22 Richard Guenther <rguenther@suse.de>
2784 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2785 x * sqrt (x) even when optimizing for size if the target
2786 has native support for sqrt.
2788 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2790 * varasm.c (make_decl_rtl_for_debug): Also clear
2791 flag_mudflap for the duration of make_decl_rtl call.
2794 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2795 locs from preserved VALUEs.
2797 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2800 * pa.md (movmemsi): Set align to one if zero.
2801 (movmemdi): Likewise.
2803 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2806 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2807 with their corresponding prologue pushes.
2809 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2812 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2813 at the begining or end.
2814 (spu_expand_epilogue): Likewise.
2816 2010-03-20 Richard Guenther <rguenther@suse.de>
2818 PR rtl-optimization/43438
2819 * combine.c (make_extraction): Properly zero-/sign-extend an
2820 extraction of the low part of a CONST_INT. Also handle
2823 2010-03-19 Mike Stump <mikestump@comcast.net>
2825 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2826 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2827 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2829 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2832 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2835 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2837 PR rtl-optimization/42258
2838 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2839 use that may match DEF.
2842 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2843 the cost of loading the constant rather than assuming
2845 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2846 outer code is AND, do the same tests as the andsi3 expander and
2847 return COSTS_N_INSNS (1) if and is cheap.
2849 * optabs.c (avoid_expensive_constant): Fix formatting.
2851 2010-03-19 Michael Matz <matz@suse.de>
2854 * attribs.c (decl_attributes): When rebuilding a function pointer
2855 type use the same qualifiers as the original pointer type.
2857 2010-03-19 Martin Jambor <mjambor@suse.cz>
2859 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2860 and is_gimple_ip_invariant_address.
2862 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2865 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2867 * config/arm/arm.c (arm_override_options): Turn off
2868 flag_dwarf2_cfi_asm for AAPCS variants.
2870 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2873 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2874 Use PRE_MODIFY instead of PRE_DEC.
2875 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2876 (vfp_emit_fstmd): Likewise.
2878 2010-03-19 Michael Matz <matz@suse.de>
2881 * builtins.c (expand_builtin_interclass_mathfn,
2882 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2885 2010-03-19 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/43415
2888 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2889 (phi_translate_1): ... this.
2890 (phi_translate): Move all caching here. Cache all NARY
2891 and REFERENCE translations.
2893 2010-03-19 David S. Miller <davem@davemloft.net>
2895 With help from Eric Botcazou.
2896 * config/sparc/sparc.c: Include dwarf2out.h.
2897 (emit_pic_helper): Delete.
2898 (pic_helper_symbol_name): Delete.
2899 (pic_helper_emitted_p): Delete.
2900 (pic_helper_needed): New.
2901 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2902 (get_pc_thunk_name): New.
2903 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2904 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2905 Set pic_helper_needed to true. Don't call emit_pic_helper.
2906 (sparc_expand_prologue): Update load_pic_register call.
2907 (sparc_output_mi_thunk): Likewise.
2908 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2909 thunk if possible. Output CFI information as needed.
2911 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2912 Jack Howarth <howarth@bromo.med.uc.edu>
2915 * config/i386/i386.h: Fix ABI on darwin x86-32.
2917 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2919 * tree.h: Declare make_decl_rtl_for_debug.
2920 * varasm.c (make_decl_rtl_for_debug): New.
2921 * dwarf2out.c (rtl_for_decl_location): Call it.
2922 * cfgexpand.c (expand_debug_expr): Call it.
2924 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2931 * var-tracking.c (vt_init_cfa_base): Do nothing if
2932 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2934 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2937 * var-tracking.c (canonicalize_vars_star): New.
2938 (dataflow_post_merge_adjust): Use it.
2940 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2943 * var-tracking.c (non_suitable_const): New function.
2944 (add_uses): For DEBUG_INSNs with constants, don't record any
2945 value, instead just the constant value itself.
2946 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2947 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2948 (emit_notes_in_bb): Likewise.
2949 (emit_note_insn_var_location): For onepart variables if
2950 cur_loc is a VOIDmode constant, use DECL_MODE.
2952 2010-03-18 Martin Jambor <mjambor@suse.cz>
2955 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2956 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2957 all non-clones. Moved call redirection...
2958 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2959 (cgraph_materialize_all_clones): Dispose of all
2960 combined_args_to_skip bitmaps.
2961 (verify_cgraph_node): Do not check for edges pointing to wrong
2962 nodes in inline clones.
2963 * tree-inline.c (copy_bb): Call
2964 cgraph_redirect_edge_call_stmt_to_callee.
2965 * ipa.c (cgraph_remove_unreachable_nodes): Call
2966 cgraph_node_remove_callees even when there are used clones.
2968 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2970 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2972 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2975 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2978 2010-03-18 Michael Matz <matz@suse.de>
2981 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2982 into sqrt(x) if we need to preserve signed zeros.
2984 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2985 Eric Botcazou <ebotcazou@adacore.com>
2987 PR rtl-optimization/43360
2988 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2989 note if we don't know its invariant status.
2991 2010-03-18 Michael Matz <matz@suse.de>
2993 PR tree-optimization/43402
2994 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2995 PHI chains of ssa names registered for update.
2997 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3000 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3001 non-offsettable and pre_modify update addressing.
3002 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3003 and "2" alternatives "#".
3004 (*movdd_softfloat32): Make all alternatives "#";
3005 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3006 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3007 (*movdf_softfloat32): Make all alternatives "#";
3008 (movdi): Use the new DIFD mode iterator to create a common splitter
3009 for movdi, movdf and movdd patterns.
3011 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3013 * common.opt (dumpdir): Remove redundant tab.
3015 2010-03-17 Martin Jambor <mjambor@suse.cz>
3017 PR tree-optimization/43347
3018 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3019 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3021 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3023 PR rtl-optimization/42216
3024 * regrename.c (create_new_chain): New function, broken out from...
3025 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3026 appending a use to an empty chain.
3027 (build_def_use): Remove previous changes that convert OP_INOUT to
3028 OP_OUT operands; instead detect the case where an OP_INOUT operand
3029 uses a previously untracked register and create an empty chain for it.
3031 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3033 * doc/extend.texi (Function Attributes): Rewrite unfinished
3034 sentence in ms_abi documentation.
3036 2010-03-17 Alan Modra <amodra@gmail.com>
3038 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3039 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3040 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3041 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3043 2010-03-16 Richard Henderson <rth@redhat.com>
3046 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3047 (lower_try_finally): Save and restore eh_seq around the expansion
3050 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3052 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3053 statements before splitting block.
3055 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3057 * doc/sourcebuild.texi (Testsuites): Fix markup.
3058 Use pathnames relative to gcc/testsuite.
3059 (Test Directives): Move description of how timeout is determined.
3060 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3061 (C Tests): Correct gcc.misc-tests directory.
3062 Framework tests now live in gcc.test-framework.
3064 2010-03-16 Richard Guenther <rguenther@suse.de>
3067 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3068 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3070 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3071 Alexandre Oliva <aoliva@redhat.com>
3073 PR tree-optimization/42917
3074 * lambda-code.c (remove_iv): Skip debug statements.
3075 (lambda_loopnest_to_gcc_loopnest): Likewise.
3076 (not_interesting_stmt): Debug statements are not interesting.
3078 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3082 * cselib.c (cselib_preserve_constants,
3083 cfa_base_preserved_val): New static variables.
3084 (preserve_only_constants): New function.
3085 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3086 clear its REG_VALUES. If cselib_preserve_constants, don't
3087 empty the whole hash table, but preserve there VALUEs with constants,
3088 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3089 (cselib_preserve_cfa_base_value): New function.
3090 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3091 (cselib_init): Change argument to int bitfield. Set
3092 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3094 (cselib_finish): Clear cselib_preserve_constants and
3095 cfa_base_preserved_val.
3096 * cselib.h (enum cselib_record_what): New enum.
3097 (cselib_init): Change argument to int.
3098 (cselib_preserve_cfa_base_value): New prototype.
3099 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3100 * dse.c (dse_step1): Likewise.
3101 * cfgcleanup.c (thread_jump): Likewise.
3102 * sched-deps.c (sched_analyze): Likewise.
3103 * gcse.c (local_cprop_pass): Likewise.
3104 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3105 If FN is non-NULL, call the callback always and whenever it returns
3106 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3107 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3108 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3109 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3110 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3111 * var-tracking.c: Include recog.h.
3112 (bb_stack_adjust_offset): Remove.
3113 (vt_stack_adjustments): Don't call it, instead just gather the
3114 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3115 (adjust_stack_reference): Remove.
3116 (compute_cfa_pointer): New function.
3117 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3118 (struct adjust_mem_data): New type.
3119 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3121 (get_address_mode): New function.
3122 (replace_expr_with_values): Use it.
3123 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3124 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3125 (adjust_sets): Remove.
3126 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3127 Use get_address_mode.
3128 (get_adjusted_src): Remove.
3129 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3130 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3131 (add_with_sets): Don't call adjust_sets.
3132 (fp_setter, vt_init_cfa_base): New functions.
3133 (vt_initialize): Change return type to bool. Move most of pool etc.
3134 initialization to the beginning of the function from end. Pass
3135 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3136 If !frame_pointer_needed, call vt_stack_adjustment before mos
3137 vector is filled, call vt_init_cfa_base if argp/framep has been
3138 eliminated to sp. If frame_pointer_needed and argp/framep has
3139 been eliminated to hard frame pointer, set
3140 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3141 encountering fp setter in the prologue. For MO_ADJUST, call
3142 log_op_type before pusing the op into mos vector, not afterwards.
3143 Call adjust_insn before cselib_process_insn/add_with_sets,
3144 call cancel_changes (0) afterwards.
3145 (variable_tracking_main_1): Adjust for vt_initialize calling
3146 vt_stack_adjustments and returning whether it succeeded or not.
3148 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3150 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3153 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3155 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3157 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3158 drap_reg has not been set.
3160 2010-03-15 Michael Matz <matz@suse.de>
3163 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3164 use it to expand block copies.
3165 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3166 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3167 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3169 2010-03-15 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/43367
3172 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3175 2010-03-15 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/43317
3178 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3180 2010-03-15 Martin Jambor <mjambor@suse.cz>
3182 PR tree-optimization/43141
3183 * tree-sra.c (create_abstract_origin): New function.
3184 (modify_function): Call create_abstract_origin.
3186 2010-03-15 Chris Demetriou <cgd@google.com>
3188 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3191 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3194 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3195 call insert_out_of_ssa_copy for default definitions.
3197 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3199 * graphite-clast-to-gimple.c (my_long_long): Defined.
3200 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3201 * graphite-sese-to-poly.c (my_long_long): Defined.
3202 (scop_ivs_can_be_represented): Use it.
3204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3206 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3207 graphite-max-bbs-per-function, and loop-block-tile-size.
3208 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3210 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3212 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3214 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3215 forward declaration.
3216 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3217 (add_upper_bounds_from_estimated_nit): New.
3218 (build_loop_iteration_domains): Use it.
3220 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3222 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3224 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3227 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3228 should be an INTEGER_CST. Also handle CASE_CONVERT.
3230 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3232 * graphite.c (graphite_initialize): To bound the number of bbs per
3233 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3234 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3235 * doc/invoke.texi: Document it.
3237 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3239 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3240 * graphite-sese-to-poly.h (build_poly_scop): Same.
3242 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3244 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3245 the number of parameters in the scop. Use as an upper bound
3246 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3247 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3248 * doc/invoke.texi: Document it.
3250 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3252 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3253 * doc/c-tree.texi: Remove.
3254 * doc/generic.texi: Merge c-tree.texi here.
3255 * doc/gccint.texi (Trees): Remove menu entry.
3256 (c-tree.texi): Remove @include.
3257 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3258 * doc/languages.texi (Reading RTL): Ditto.
3260 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3263 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3265 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3268 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3269 code added to work around reload clobbering CONST insns.
3271 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3273 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3274 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3275 (cselib_preserve_only_values): Remove retain argument, don't
3276 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3277 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3278 * var-tracking.c (micro_operation): Move insn field before union.
3279 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3280 (struct variable_tracking_info_def): Remove n_mos field, change
3281 mos into a vector of micro_operations.
3282 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3283 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3284 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3285 changing into a vector.
3286 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3287 come before all other uops generated by add_stores.
3288 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3290 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3291 a vector. Run just one pass over the bbs instead of separate counting
3292 and computation phase.
3293 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3296 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3297 into *nonlocalized_list vector.
3298 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3299 even if origin is non-NULL.
3300 (gen_variable_die): Likewise.
3301 (process_scope_var): Don't change origin.
3302 (gen_decl_die): Likewise.
3303 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3304 before adding new edges instead of after it, fix moving over
3307 2010-03-11 David S. Miller <davem@davemloft.net>
3309 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3311 * configure: Rebuild.
3313 2010-03-11 Martin Jambor <mjambor@suse.cz>
3315 PR tree-optimization/43257
3316 * tree.c (assign_assembler_name_if_neeeded): New function.
3317 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3319 * tree.h (assign_assembler_name_if_neeeded): Declare.
3320 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3321 the function if needed.
3323 2010-03-11 Chris Demetriou <cgd@google.com>
3325 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3326 include/stdint-gcc.h, and include/stdint.h world-readable.
3328 2010-03-11 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/43255
3331 * tree-vrp.c (process_assert_insertions_for): Do not insert
3332 asserts for trivial conditions.
3334 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3336 PR tree-optimization/43280
3337 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3338 generation. Move calculation of size out of the if branch.
3339 (find_bswap): Modify compare number generation.
3341 2010-03-11 Richard Guenther <rguenther@suse.de>
3344 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3345 (input_gimple_stmt): Fixup handled component types during
3346 operand read. Also fix up decls in ADDR_EXPRs.
3348 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3350 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3351 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3353 2010-03-10 Jan Hubicka <jh@suse.cz>
3356 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3357 * varasm.c (get_variable_section): Don't do that here...
3358 (make_decl_rtl): ... and here.
3359 (do_assemble_alias): Produce decl RTL.
3360 (assemble_alias): Likewise.
3362 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3365 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3366 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3368 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3369 (based_loc_descr): Only express drap or vdrap regno based expressions
3370 using DW_OP_fbreg when not optimizing.
3371 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3372 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3373 REG_CFA_SET_VDRAP note.
3375 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3377 PR tree-optimization/43236
3378 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3379 error in calculation of base address in reverse iteration case.
3380 (generate_builtin): Take number of latch executions if the statement
3383 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3386 * tree-eh.c: Include pointer-set.h.
3387 (lower_eh_dispatch): Filter out duplicate case labels and
3388 remove the unneeded edge when the label is unused. Return
3389 true when some edges are removed.
3390 (execute_lower_eh_dispatch): When any lowering resulted in
3391 removing an edge, also delete unreachable blocks.
3393 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3396 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3397 UNSPEC_MACHOPIC_OFFSET.
3399 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3402 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3403 (m68k_delegitimize_address): New function.
3405 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3408 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3411 * var-tracking.c (adjust_sets): New function.
3412 (count_with_sets, add_with_sets): Use it.
3413 (get_adjusted_src): New inline function.
3414 (add_stores): Use it.
3417 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3418 call cselib_dummy_expand_value_rtx_cb instead of
3419 cselib_expand_value_rtx_cb.
3422 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3423 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3424 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3425 and .cfi_endproc around the pic thunks.
3426 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3427 all queued unwind info register saves are saved before the call.
3428 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3429 considered as sp-=4 for unwind info and the pop as sp+=4 which
3430 also clobbers dest, but doesn't actually restore it.
3433 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3434 RTX_FRAME_RELATED_P.
3436 2010-03-09 Jie Zhang <jie@codesourcery.com>
3438 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3439 whitespaces in output template.
3441 2010-03-09 Jie Zhang <jie@codesourcery.com>
3443 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3446 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3448 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3449 builtins.exp in a separate job.
3451 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3453 * graphite-sese-to-poly.c (add_param_constraints): Use
3454 lower_bound_in_type and upper_bound_in_type.
3456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3458 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3459 instead of unsigned_type_node.
3461 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3462 Reza Yazdani <reza.yazdani@amd.com>
3465 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3466 on pointer type parameters.
3468 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3472 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3473 handle conversions from pointer to integers.
3474 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3475 induction variable, to be able to work with code generated by CLooG.
3476 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3477 (build_poly_scop): Bail out if we cannot codegen a loop.
3479 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3481 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3482 code generation with gloog_error.
3484 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3486 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3487 Call fold_convert on all the returned values.
3488 (expand_scalar_variables_expr): Pass to
3489 expand_scalar_variables_ssa_name the type of the resulting expression.
3491 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3493 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3494 ppl_min_for_le_pointset.
3495 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3496 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3498 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3500 * graphite-dependences.c (map_into_dep_poly): Removed.
3501 (dependence_polyhedron_1): Use combine_context_id_scat.
3503 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3505 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3506 (struct poly_bb): Same.
3507 (combine_context_id_scat): New.
3509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3512 * sese.c (name_defined_in_loop_p): Return false for default
3515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3517 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3518 and clean up the logic.
3520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3522 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3525 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3527 * var-tracking.c (remove_cselib_value_chains): Define only for
3529 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3530 delete_slot_part, emit_notes_for_differences_1): Don't call
3531 remove_cselib_value_chains here.
3532 (set_slot_part, emit_notes_for_differences_2): Don't call
3533 add_cselib_value_chains here.
3534 (preserved_values): New vector.
3535 (preserve_value): New function.
3536 (add_uses, add_stores, vt_add_function_parameters): Use it
3537 instead of cselib_preserve_value.
3538 (changed_values_stack): New vector.
3539 (check_changed_vars_0): New function.
3540 (check_changed_vars_1, check_changed_vars_2): Use it.
3541 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3542 changed_values_stack VALUEs.
3543 (vt_emit_notes): For all preserved_values call
3544 add_cselib_value_chains. If ENABLE_CHECKING call
3545 remove_cselib_value_chains before verifying value_chains is empty.
3546 Initialize and free changed_values_stack.
3547 (vt_initialize): Initialize preserved_values.
3548 (vt_finalize): Free preserved_values.
3550 2010-03-08 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/43269
3553 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3556 2010-03-08 Martin Jambor <mjambor@suse.cz>
3558 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3559 (ipa_is_param_called): Removed.
3560 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3561 (ipa_print_node_params): Do not print the called flag.
3562 (ipa_write_node_info): Do not stream the called flag.
3563 (ipa_read_node_info): Likewise.
3565 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3568 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3569 * cselib.c (struct expand_value_data): Add dummy field.
3570 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3572 (cselib_dummy_expand_value_rtx_cb): New function.
3573 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3575 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3576 * var-tracking.c: Include pointer-set.h.
3577 (variable): Change n_var_parts to char from int. Add
3578 cur_loc_changed and in_changed_variables fields.
3579 (variable_canonicalize): Remove.
3580 (shared_var_p): New inline function.
3581 (unshare_variable): Maintain cur_loc_changed and
3582 in_changed_variables fields. If var was in changed_variables,
3583 replace it there with new_var. Just copy cur_loc instead of
3584 resetting it to something else.
3585 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3586 (dataflow_set_union): Don't call variable_canonicalize.
3587 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3588 of their DEBUG_EXPR_TREE_DECLs.
3589 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3590 and in_changed_variables and cur_loc_changed is false.
3591 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3592 and cur_loc_changed. Don't update cur_loc here.
3593 (variable_merge_over_src): Don't call variable_canonicalize.
3594 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3595 removing loc that is equal to cur_loc, clear cur_loc,
3596 set cur_loc_changed and ensure variable_was_changed is called.
3597 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3598 compare pointers in cur_loc check, if it is equal to loc,
3599 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3600 (variable_different_p): Remove compare_current_location argument,
3601 don't compare cur_loc.
3602 (dataflow_set_different_1): Adjust variable_different_p caller.
3603 (variable_was_changed): If dv had some var in changed_variables
3604 already, reset in_changed_variables flag for it and propagate
3605 cur_loc_changed over to the new variable. On empty var
3606 always set cur_loc_changed. Set in_changed_variables on whatever
3607 var is added to changed_variables.
3608 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3609 Use shared_var_p. When removing loc that is equal to cur_loc,
3610 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3611 end, don't set it to something else, just call variable_was_changed.
3612 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3613 loc being removed, clear cur_loc and set cur_loc_changed.
3614 Set cur_loc_changed if all locations have been removed.
3615 (struct expand_loc_callback_data): New type.
3616 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3617 allocated. Always create SUBREGs if simplify_subreg failed.
3618 Prefer to use cur_loc, when that fails and still in
3619 changed_variables (and seen first time) recompute it. Set
3620 cur_loc_changed of variables which had to change cur_loc and
3621 compute elcd->cur_loc_changed if any of the subexpressions used
3622 had to change cur_loc.
3623 (vt_expand_loc): Adjust to pass arguments in
3624 expand_loc_callback_data structure.
3625 (vt_expand_loc_dummy): New function.
3626 (emitted_notes): New variable.
3627 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3628 that weren't used for any other decl in current
3629 emit_notes_for_changes call call vt_expand_loc_dummy to update
3630 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3631 first loc_chain location if NULL before. Always use just
3632 cur_loc instead of first loc_chain location. When cur_loc_changed
3633 is false, when not --enable-checking=rtl just don't emit any note.
3634 When rtl checking, compute the note and assert it is the same
3635 as previous note. Clear cur_loc_changed and in_changed_variables
3636 at the end before removing from changed_variables.
3637 (check_changed_vars_3): New function.
3638 (emit_notes_for_changes): Traverse changed_vars to call
3639 check_changed_vars_3 on each changed var.
3640 (emit_notes_for_differences_1): Clear cur_loc_changed and
3641 in_changed_variables. Recompute cur_loc of new_var.
3642 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3643 (vt_emit_notes): Initialize and destroy emitted_notes.
3645 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3647 PR rtl-optimization/42220
3648 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3649 Use verify_reg_tracked to determine if we should use OP_OUT rather
3651 (build_def_use): If we see an in-out operand for a register that we
3652 know nothing about, treat is an output if possible, fail the block if
3655 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3658 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3661 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3664 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3665 uses of relevant DEFs that are dead outside the loop too.
3667 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3669 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3671 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3673 * var-tracking.c (values_to_unmark): New variable.
3674 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3675 values_to_unmark vector. Moved body to...
3676 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3677 instead queue it into values_to_unmark vector.
3678 (vt_find_locations): Free values_to_unmark vector.
3680 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3682 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3683 (site.exp): Export them when plugins are enabled.
3685 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3688 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3690 (chrec_fold_multiply): Same.
3692 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3695 * c-decl.c (build_compound_literal): Return early if init is
3698 2010-03-04 Martin Jambor <mjambor@suse.cz>
3700 PR tree-optimization/43164
3701 PR tree-optimization/43191
3702 * tree-sra.c (type_consists_of_records_p): Reject records with
3703 zero-size bit-fields at the end.
3705 2010-03-04 Mike Stump <mikestump@comcast.net>
3707 * Makefile.in (TAGS): Remove *.y.
3709 2010-03-04 Richard Guenther <rguenther@suse.de>
3711 PR tree-optimization/40761
3712 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3714 (my_rev_post_order_compute): New function.
3715 (init_pre): Call it.
3717 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3720 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3721 decrease the cost of an IV candidate when the cost is infinite.
3723 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3725 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3726 Use '3DNow!' for the extension of that name, ensure normal space
3728 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3730 2010-03-03 Jeff Law <law@redhat.com>
3732 * PR middle-end/32693
3733 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3734 than gen_rtx_SUBREG.
3735 (extract_bit_field_1): Likewise.
3737 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3739 * doc/sourcebuild.texi (Test directives): Document that arguments
3740 include-opts and exclude-opts are now optional for dg-skip-if,
3741 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3743 2010-03-03 Jason Merrill <jason@redhat.com>
3746 * cgraph.h (varpool_node): Add extra_name field.
3747 * varpool.c (varpool_extra_name_alias): New.
3748 (varpool_assemble_decl): Emit extra name aliases.
3749 (varpool_mark_needed_node): Look past an extra name alias.
3750 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3751 * lto-streamer-in.c (lto_input_tree): Read it.
3752 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3754 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3756 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3757 (sparc*-*-solaris2*): ...this.
3759 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3762 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3763 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3764 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3765 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3768 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3769 fallthrough to default handling, just with want_address 0 instead of 2.
3770 For single element lists, add_AT_loc directly, otherwise create an
3771 artificial variable DIE and stick location list to it.
3774 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3775 (VAL_EXPR_HAS_REVERSE): Define.
3776 (reverse_op): New function.
3777 (add_stores): For reversible operations add an extra MO_VAL_USE.
3779 2010-03-02 Jason Merrill <jason@redhat.com>
3781 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3783 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3785 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3786 (sparc64-*-linux*): Likewise.
3787 (sparc64-*-solaris2*): Include assembler files before linker ones.
3788 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3789 * config/sparc/gas.h: Delete.
3790 * config/sparc/sol2-64.h: Add copyright notice.
3791 * config/sparc/sol2-gas-bi.h: Likewise.
3792 * config/sparc/sol2-gld.h: Likewise.
3793 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3794 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3795 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3796 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3797 (sparc_elf_asm_named_section): Rename into...
3798 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3800 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3802 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3804 2010-03-02 Jeff Law <law@redhat.com>
3807 * reload1.c (rtx_p, substitute_stack): Declare.
3808 (substitute): Record addresses of changed rtxs.
3809 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3810 Restore the original rtx when complete.
3811 (reload): Free subsitute_stack when complete.
3813 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3815 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3816 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3818 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3819 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3820 Torture Tests): Change from subsection to section.
3822 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3823 Steven Bosscher <steven@gcc.gnu.org>
3825 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3828 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3831 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3832 the assignment from the new induction variable to the assignment
3833 of the value from the original loop PHI function.
3835 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3836 Daniel Jacobowitz <dan@codesourcery.com>
3838 * doc/sourcebuild.texi (Test directives): Clarify options to
3841 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3843 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3844 Disable cfi directives unless GCC and gas agree on using read-only
3845 .eh_frame sections for 64-bit.
3846 * configure: Regenerate.
3848 2010-03-01 Richard Guenther <rguenther@suse.de>
3850 PR tree-optimization/43220
3851 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3852 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3854 2010-03-01 Richard Guenther <rguenther@suse.de>
3855 Martin Jambor <mjambor@suse.cz>
3858 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3859 gimplified parameters.
3861 2010-03-01 Christian Bruel <christian.bruel@st.com>
3863 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3865 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3867 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3869 2010-03-01 Richard Guenther <rguenther@suse.de>
3872 * expr.c (expand_assignment): Use the alias-oracle to tell
3873 if the rhs aliases the result decl.
3875 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3878 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3879 to sol_gt_pch_get_address.
3880 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3881 64-bit, SPARC and x86.
3882 (sol_gt_pch_get_address): New function.
3884 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3886 * toplev.h (inform_n, error_n): Declare.
3887 * diagnostic.c (inform_n, error_n): New function.
3889 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3891 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3892 has no rtl yet when processing local_decls, queue it and recheck
3893 if deferred stack allocation hasn't assigned it rtl.
3895 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3897 * config/sh/sh.c (unspec_bbr_uid): New.
3898 (gen_block_redirect): Use it instead of INSN_UID.
3899 (gen_far_branch): Likewise.
3901 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3903 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3904 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3906 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3908 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3909 (Warning Options): -Wno-conversion-null is valid for
3910 Objective-C++ as well.
3911 * doc/tm.texi (Named Address Spaces): Likewise.
3912 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3913 * doc/tree-ssa.texi (Tree SSA): Likewise.
3915 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3918 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3919 by default. Don't set the default arch for
3920 i[34567]86-*-darwin*|x86_64-*-darwin*.
3922 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3925 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3926 default. Set the default 32bit/64bit archs with $with_arch
3927 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3929 2010-02-27 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/43186
3932 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3933 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3934 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3935 unroller iterations.
3937 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3939 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3940 required and i[34567]86-*-* targets don't support 64bit ISA.
3942 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3945 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3948 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3950 * config.gcc: Set the default arch at least to Prescott for
3951 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3952 if SSE math is enabled.
3954 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3956 * diagnostic.c (diagnostic_initialize): Update.
3957 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3959 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3960 (diagnostic_inhibit_notes): New.
3961 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3963 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3966 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3967 * doc/standards.texi: Likewise.
3968 * doc/extend.texi: Likewise.
3969 * doc/trouble.texi: Likewise.
3970 * doc/cppopts.texi: Likewise.
3971 * doc/install.texi: Likewise.
3972 * c.opt (std=c90,std=gnu90): New options.
3973 * c-opts.c (c_common_handle_option): Handle them.
3975 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3978 * c-decl.c (undeclared_variable): Use an informative note.
3980 2010-02-26 Richard Guenther <rguenther@suse.de>
3982 PR tree-optimization/43186
3983 * gimple.h (gimple_fold): Remove.
3984 * gimple.c (gimple_fold): Remove. Inline into single user ...
3985 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3986 Try harder for conditions.
3988 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3991 * function.c (used_types_insert): Don't skip through named pointer
3992 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3993 and it is different from the main variant's type.
3995 2010-02-26 Nick Clifton <nickc@redhat.com>
3997 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3999 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4001 * config.gcc: Support --with-fpmath=sse for x86.
4003 * config/i386/ssemath.h: New.
4005 * doc/install.texi (--with-fpmath=sse): Documented.
4007 2010-02-26 Richard Guenther <rguenther@suse.de>
4009 PR tree-optimization/43188
4010 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4011 vector types of over-aligned element type.
4013 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4017 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4019 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4021 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4023 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4025 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4026 * var-tracking.c: Include diagnostic.h.
4027 (debug_dv): New function.
4028 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4031 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4032 (add_value_chain, add_value_chains, remove_value_chain,
4033 remove_value_chains): Handle DEBUG_EXPRs.
4034 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4037 * regcprop.c (struct queued_debug_insn_change): New type.
4038 (struct value_data_entry): Add debug_insn_changes field.
4039 (struct value_data): Add n_debug_insn_changes field.
4040 (debug_insn_changes_pool): New variable.
4041 (free_debug_insn_changes, apply_debug_insn_changes,
4042 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4043 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4044 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4046 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4048 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4049 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4050 changes, call cprop_find_used_regs via note_stores.
4051 (copyprop_hardreg_forward): When copying vd from predecessor
4052 which has any queued DEBUG_INSN changes, make sure the pointers are
4053 cleared. At the end call df_analyze and then if there are any
4054 DEBUG_INSN changes queued at the end of some basic block for still
4055 live registers, apply them.
4056 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4058 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4060 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4063 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4065 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4066 targets. Set the default with_cpu/with_arch from arch/cpu.
4067 Allow x86-64 and native for with_cpu/with_arch.
4069 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4071 * ebitmap.c: Change calls to verify_popcount with calls to
4072 sbitmap_verify_popcount.
4073 (ebitmap_clear_bit): Fixed map->cacheindex test and
4074 map>cache update when bit clearing results in an empty
4077 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4080 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4081 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4082 and support both V2DF and V2DI modes.
4083 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4084 support both V2DF and V2DI modes.
4085 (general): Delete trailing whitespace from a few patterns.
4087 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4088 V2DF/V2DI interleave high/low builtins.
4090 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4093 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4094 interleave high/low functions.
4096 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4098 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4099 #pragma extern_prefix.
4101 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4104 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4105 BLKmode, assert op0 is a MEM and just adjust its mode.
4108 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4109 if bitpos isn't multiple of mode's bitsize.
4111 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4113 * c.opt (-ftemplate-depth=): New.
4114 (-ftemplate-depth-): Deprecate.
4115 * optc-gen.awk: Handle -ftemplate-depth=.
4116 * opth-gen.awk: Likewise.
4117 * c-opts.c (c_common_handle_option): Likewise.
4118 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4120 2010-02-24 Jason Merrill <jason@redhat.com>
4122 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4124 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4126 * cfg.c (alloc_aux_for_block): Remove inline.
4127 (alloc_aux_for_edge): Likewise.
4129 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4131 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4133 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4135 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4136 * config/i386/sol2-gas.h: New file.
4137 * config.gcc (i[34567]86-*-solaris2*): Use it.
4139 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4142 * c-typeck.c (ep_convert_and_check): New.
4143 (build_conditional_expr): Use it.
4144 (build_binary_op): Likewise.
4146 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4148 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4151 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4152 bounds even for -O+.
4153 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4154 expr needs to have DECL_NAME set.
4156 2010-02-24 Nick Clifton <nickc@redhat.com>
4158 * config/mep/mep.c: Include gimple.h.
4159 (mep_function_uses_sp): Delete unused function.
4160 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4161 parameters. Use unsigned integers to count args. Return a
4162 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4164 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4167 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4168 greater or equal to nelt instead of 2 * nelt.
4169 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4172 2010-02-23 Jason Merrill <jason@redhat.com>
4175 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4176 in cfun->local_decls even if they have register types.
4179 * stor-layout.c (place_field): Don't warn about unnecessary
4180 DECL_PACKED if the type is packed.
4182 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4185 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4186 GOTOFF relocs, even when the base reg isn't pic pointer.
4188 2010-02-23 Michael Matz <matz@suse.de>
4191 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4192 (expand_gimple_basic_block): Generate and use debug temps if there
4193 are debug uses left after the last real use of TERed ssa names.
4194 Unlink debug immediate uses when they are expanded.
4196 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4199 * config/i386/i386.c (override_options): Reorganise to provide
4200 better error messages.
4202 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4205 * graphite-scop-detection.c (create_single_exit_edge): Move
4206 the call to find_single_exit_edge to....
4207 (create_sese_edges): ...here. Don't handle multiple edges
4208 exiting the function.
4209 (build_graphite_scops): Don't handle multiple edges
4210 exiting the function.
4212 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4215 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4216 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4218 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4221 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4223 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4226 * c-typeck.c (convert_arguments): Print declaration location.
4227 * c-common.c (validate_nargs): Rename as
4228 builtin_function_validate_nargs.
4229 (check_builtin_function_arguments): Update.
4231 2010-02-22 Richard Guenther <rguenther@suse.de>
4234 * tree-inline.c (declare_return_variable): Use the type of
4235 the call stmt lhs if available.
4237 2010-02-22 Duncan Sands <baldrick@free.fr>
4239 * passes.c (register_pass): Always consider all pass lists when
4240 ref_pass_instance_number is zero.
4242 2010-02-22 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/42749
4245 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4246 parameter. Do arithmetic in the original type.
4247 (update_accumulator_with_ops): Likewise.
4248 (adjust_accumulator_values): Adjust.
4250 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4252 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4253 (QI to BLKmode splitter): New splitter.
4255 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4257 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4258 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4260 2010-02-22 Richard Guenther <rguenther@suse.de>
4262 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4264 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4266 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4267 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4268 ($(T)crti.o, $(T)crtn.o): Remove rules.
4270 2010-02-21 Tobias Burnus <burnus@net-b.de>
4273 * doc/invoke.texi (-fassociative-math): Document that this
4274 option is automatically enabled for Fortran.
4276 2010-02-20 David S. Miller <davem@davemloft.net>
4278 * configure.ac: Test if linker and assembler properly support
4279 GOTDATA_OP relocations.
4280 * configure: Rebuild.
4281 * config.in: Likewise.
4282 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4283 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4284 (movsi_high_pic): Likewise.
4285 (movdi_lo_sum_pic): Likewise.
4286 (movdi_high_pic): Likewise.
4287 (movsi_pic_gotdata_op): New pattern.
4288 (movdi_pic_gotdata_op): Likewise.
4289 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4290 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4292 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4296 attribute to ssemul.
4297 (xop_mulv2div2di3_high): Ditto.
4299 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4302 * c.opt (Wconversion-null): New option.
4303 * doc/invoke.texi (Wconversion-null): Document.
4305 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4307 * common.opt (Wlarger-than-): Add Undocumented.
4309 2010-02-19 Mike Stump <mikestump@comcast.net>
4311 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4313 2010-02-19 Jason Merrill <jason@redhat.com>
4316 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4317 * configure: Likewise.
4319 2010-02-20 Alan Modra <amodra@gmail.com>
4322 * cgraph.h (cgraph_make_decl_local): Declare.
4323 * cgraph.c (cgraph_make_decl_local): New function.
4324 (cgraph_make_node_local): Use it.
4325 * cgraphunit.c (cgraph_function_versioning): Likewise.
4326 * ipa.c (function_and_variable_visibility): Likewise.
4328 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4331 * except.c (sjlj_emit_function_enter): Don't call
4332 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4334 * rtl.h (add_reg_br_prob_note): Remove prototype.
4336 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4339 * c-common.c (conversion_warning): Remove widening conversions
4340 before checking the conversion of integers to reals.
4342 2010-02-19 Mike Stump <mikestump@comcast.net>
4345 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4348 * cgraphunit.c (process_function_and_variable_attributes): Check
4349 DECL_PRESERVE_P instead of looking up attribute "used".
4350 * ipa-pure-const.c (check_decl): Likewise.
4351 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4352 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4353 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4354 instead of attribute "used".
4355 * config/sol2-c.c (solaris_pragma_init): Likewise.
4356 (solaris_pragma_fini): Likewise.
4358 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4360 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4361 Use XCNEW instead of xcalloc.
4362 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4363 XNEW instead of xmalloc.
4364 (get_fields): Use XNEWVEC instead of xmalloc.
4367 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4368 populate vars array.
4369 (create_new_general_access): For debug stmts just reset value.
4370 (get_stmt_accesses): For accesses within debug stmts just record them
4371 using add_access_to_acc_sites instead of preventing the peeling or
4372 counting them as accesses.
4375 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4377 2010-02-19 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/42916
4380 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4383 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4385 * configure.ac: Replace all uses of changequote in macro arguments
4386 with proper quoting.
4388 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4391 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4393 2010-02-19 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/42944
4396 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4397 test for aliasing with errno.
4399 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4402 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4403 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4404 * dojump.c: Include output.h.
4405 (inv): New inline function.
4406 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4407 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4408 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4409 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4410 argument, pass it down to other calls.
4411 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4412 add REG_BR_PROB note to the conditional jump.
4413 * cfgexpand.c (add_reg_br_prob_note): Removed.
4414 (expand_gimple_cond): Don't call it, add the probability
4415 as last argument to jumpif_1/jumpifnot_1.
4416 * Makefile.in (dojump.o): Depend on output.h.
4417 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4419 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4420 * stmt.c (do_jump_if_equal): Likewise.
4421 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4422 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4423 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4425 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4426 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4427 jumpifnot_1 callers.
4428 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4430 (store_expr): Adjust jumpifnot caller.
4431 (store_constructor): Adjust jumpif caller.
4434 * gimplify.c (gimple_boolify): For __builtin_expect call
4435 gimple_boolify also on its first argument.
4437 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4439 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4441 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4442 * configure: Regenerated.
4444 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4446 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4447 lang_hooks.types_compatible_p instead of comptypes.
4449 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4451 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4452 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4453 if __prefer_thumb__ is defined.
4455 2010-02-18 Martin Jambor <mjambor@suse.cz>
4457 PR tree-optimization/43066
4458 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4459 array with zero-sized element type.
4461 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4463 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4464 rtx, allocate struct var_loc_node here and return it to the
4465 caller, and only if it is actually needed.
4466 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4467 move it earlier and return immediately if it returns NULL.
4469 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4471 * config/sparc/gas.h: New file. Restore
4472 TARGET_ASM_NAMED_SECTION to its ELF default.
4473 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4475 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4476 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4477 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4478 after sparc/sysv4.h.
4480 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4482 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4484 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4486 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4487 patterns from predicated pattern.
4489 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4493 for insn mnemonic suffix.
4495 2010-02-17 Richard Guenther <rguenther@suse.de>
4497 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4500 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4503 * caller-save.c (save_call_clobbered_regs): If BB ends with
4504 a DEBUG_INSN, move any notes in between last real insn and the last
4505 DEBUG_INSN after the last DEBUG_INSN.
4507 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4509 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4510 Fix return type. Fix argument type. Explain meaning of return value.
4512 2010-02-16 Richard Guenther <rguenther@suse.de>
4514 PR tree-optimization/41043
4515 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4516 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4518 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4520 2010-02-16 Ira Rosen <irar@il.ibm.com>
4522 PR tree-optimization/43074
4523 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4524 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4525 vectorizable cycles in hybrid SLP check.
4526 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4528 2010-02-16 Richard Guenther <rguenther@suse.de>
4530 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4531 (true_dependence): If memrefs_conflict_p computes must-alias
4532 trust it. Move TBAA check after offset-based disambiguation.
4533 (canon_true_dependence): Likewise.
4535 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4537 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4538 * doc/invoke.texi: Document it.
4539 * var-tracking.c: Include toplev.h and params.h.
4540 (vt_find_locations): Return bool indicating success. Compute
4541 hash sizes unconditionally. Check new parameter, report.
4542 (variable_tracking_main_1): Check vt_find_locations results and
4543 retry. Renamed from...
4544 (variable_tracking_main): ... this. New wrapper to preserve
4545 flag_var_tracking_assignments.
4546 * Makefile.in (var-tracking.o): Adjust dependencies.
4548 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4549 Jakub Jelinek <jakub@redhat.com>
4552 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4553 if weak_import attribute is present.
4554 * config/darwin.c (machopic_select_section): Likewise.
4556 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4558 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4559 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4560 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4561 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4563 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4565 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4568 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4569 Rewrite text to refer to the names.
4571 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4573 * config/i386/i386-builtin-types.def
4574 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4575 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4576 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4577 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4578 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4579 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4580 IX86_BUILTIN_VPERMIL2PS256.
4581 (MULTI_ARG_4_DF2_DI_I): Defined.
4582 (MULTI_ARG_4_DF2_DI_I1): Defined.
4583 (MULTI_ARG_4_SF2_SI_I): Defined.
4584 (MULTI_ARG_4_SF2_SI_I1): Defined.
4585 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4586 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4587 __builtin_ia32_vpermil2ps256.
4588 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4589 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4590 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4591 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4592 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4593 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4594 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4595 CODE_FOR_xop_vpermil2v8sf3.
4596 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4597 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4598 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4599 (_mm256_permute2_pd): New.
4600 (_mm_permute2_ps): New.
4601 (_mm256_permute2_ps): New.
4603 2010-02-15 Nick Clifton <nickc@redhat.com>
4605 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4606 boolean parameters. Use emit_jump_insn when emitting a pop
4607 instruction containing a return insn.
4608 (push): Use 'true' rather than '1' as second parameter to F.
4609 (h8300_expand_prologue): Likewise.
4610 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4611 (h8300_expand_epilogue): Likewise.
4613 2010-02-15 Richard Guenther <rguenther@suse.de>
4616 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4619 2010-02-15 Nick Clifton <nickc@redhat.com>
4621 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4624 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4626 * intl.c (fake_ngettext): New function.
4627 * intl.h (fake_ngettext): Declare.
4628 (ngettext): Define macro.
4629 * collect2.c (notice_translated): New function.
4630 (main): Use notice_translated and ngettext.
4631 * collect2.h (notice_translated): Declare.
4633 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4635 * reorg.c (delete_computation): Comment fixes.
4636 * caller-save.c (setup_save_areas): Idem.
4637 * sel-sched-dump.c (dump_lv_set): Idem.
4640 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4642 * config/s390/s390.c (s390_sched_init): New function.
4643 (TARGET_SCHED_INIT): Target hook defined.
4645 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4646 Jack Howarth <howarth@bromo.med.uc.edu>
4647 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4650 Partial revert of unintended change in fix for PR41605.
4651 * config/darwin.h: Fix typo.
4652 * config/darwin9.h: Same.
4654 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4656 * c-pch.c (pch_init): Clear v.
4658 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4661 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4662 graphite_can_represent_init for MULT_EXPR.
4664 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4668 * graphite-sese-to-poly.c (remove_phi): New.
4669 (translate_scalar_reduction_to_array): Call remove_phi.
4671 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4674 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4675 * graphite-clast-to-gimple.h (gloog): Update declaration.
4676 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4677 * graphite-poly.h (struct poly_bb): Add missing comments.
4678 (struct scop): Add poly_scop_p field.
4680 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4681 * graphite.c (graphite_transform_loops): Build the polyhedral
4682 representation for each scop before code generation.
4683 * sese.c (rename_variables_in_operand): Removed.
4684 (rename_variables_in_expr): Return the renamed expression.
4685 (rename_sese_parameters): New.
4686 * sese.h (rename_sese_parameters): Declared.
4688 2010-02-11 Richard Guenther <rguenther@suse.de>
4690 PR tree-optimization/42998
4691 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4692 POINTER_PLUS_EXPR properly.
4694 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4695 Changpeng Fang <changpeng.fang@amd.com>
4698 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4699 the cost of an IV candidate when the IV is used in a test against zero.
4701 * gcc.dg/tree-ssa/ivopts-3.c: New.
4703 2010-02-11 Richard Guenther <rguenther@suse.de>
4706 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4707 pointer-vs-decl case by swapping refs. Handle some cases
4708 of pointer-vs-decl disambiguations more conservatively.
4709 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4710 to false after expanding.
4712 2010-02-11 Richard Guenther <rguenther@suse.de>
4715 * gcc.c (process_command): Handle LTO file@offset case more
4718 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4720 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4721 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4723 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4725 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4726 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4727 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4728 Optimize eq/ne comparisons when both arguments are known to be
4730 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4731 Don't mask operands unnecessarily if they are known to be already
4734 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4736 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4739 2010-02-10 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/43017
4742 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4743 for wrapping signed arithmetic.
4745 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4748 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4749 if no debug info should be emitted for it.
4751 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4753 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4754 note when flag_exceptions is set.
4756 2010-02-10 Duncan Sands <baldrick@free.fr>
4758 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4760 2010-02-10 Richard Guenther <rguenther@suse.de>
4763 * tree.c (get_unwidened): Handle constants.
4764 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4766 2010-02-10 Martin Jambor <mjambor@suse.cz>
4769 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4770 check for variable argument counts independently.
4772 2010-02-10 Christian Bruel <christian.bruel@st.com>
4775 * config/sh/sh.c (find_barrier): Increase length for non delayed
4776 conditional branches.
4778 2010-02-10 Christian Bruel <christian.bruel@st.com>
4780 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4782 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4784 * builtins.c (set_builtin_user_assembler_name): Also handle
4785 ffs if int is smaller than word.
4787 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4790 * ira-conflicts.c (get_dup): Remove.
4791 (process_reg_shuffles): Add new parameter. Use it as an
4792 additional guard for copy generation.
4793 (add_insn_allocno_copies): Rewrite.
4795 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4797 * common.opt (fsched2-use-traces): Preserved for backward
4799 * doc/invoke.texi: Remove the documentation about option
4800 -fsched2-use-traces.
4801 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4802 flag_sched2_use_traces.
4803 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4804 the backward compatibility flag section.
4806 2010-02-09 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/43008
4809 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4810 make HEAP variables initialized from global memory if they
4811 are not known builtin functions.
4812 (find_func_aliases): Adjust.
4814 2010-02-09 Richard Guenther <rguenther@suse.de>
4816 PR tree-optimization/43000
4817 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4818 arithmetic manually.
4820 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4822 PR tree-optimization/42931
4823 * tree-loop-linear.c (try_interchange_loops): Don't call
4824 double_int_mul if estimated_loop_iterations failed.
4826 2010-02-08 Martin Jambor <mjambor@suse.cz>
4829 * tree-sra.c (build_accesses_from_assign): Do not mark in
4830 should_scalarize_away_bitmap if stmt has volatile ops.
4831 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4834 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4836 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4838 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4840 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4843 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4846 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4848 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4851 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4852 to unknown_dependence.
4853 (graphite_legal_transform_dr): Handle the unknown_dependence.
4854 (graphite_carried_dependence_level_k): Same.
4856 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4858 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4860 2010-02-07 Richard Guenther <rguenther@suse.de>
4863 * expr.c (get_inner_reference): Always initialize *pbitsize.
4865 2010-02-07 Richard Guenther <rguenther@suse.de>
4868 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4869 new ARRAY_REFs on variable size element or minimal index arrays.
4871 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4872 gimple_fold_indirect_ref.
4874 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4877 * arm.c (arm_override_options): Just return if the user has specified
4878 an invalid fpu name.
4880 2010-02-03 Jason Merrill <jason@redhat.com>
4883 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4884 i386_pe_maybe_record_exported_symbol.
4886 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4889 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4890 (pa_delegitimize_address): New function.
4892 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4894 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4895 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4897 2010-02-05 Richard Guenther <rguenther@suse.de>
4900 * lto-streamer-in.c (get_resolution): Deal with references
4901 to undefined functions.
4903 2010-02-05 Richard Guenther <rguenther@suse.de>
4905 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4906 (fold_const_aggregate_ref): Likewise.
4907 (ccp_fold_stmt): Substitute loads.
4908 (maybe_fold_reference): Verify types before substituting.
4910 (fold_gimple_assign): Unshare properly.
4911 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4913 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4915 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4916 for rs6000_gen_cell_microcode.
4918 2010-02-04 Richard Guenther <rguenther@suse.de>
4920 PR rtl-optimization/42952
4921 * dse.c (const_or_frame_p): Remove MEM handling.
4923 2010-02-04 Nick Clifton <nickc@redhat.com>
4925 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4926 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4927 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4928 (mn10300_asm_output_mi_thunk): New function.
4929 (mn10300_can_output_mu_thunk): New function.
4930 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4931 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4932 (FUNCTION_ARG): Delete incorrect comment.
4934 2010-02-03 Jason Merrill <jason@redhat.com>
4937 * fold-const.c (operand_equal_p): Handle erroneous types.
4939 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4941 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4943 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4945 PR rtl-optimization/42941
4946 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4949 2010-02-03 Jason Merrill <jason@redhat.com>
4952 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4954 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4957 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4958 (cselib_reset_table): Renamed from...
4959 (cselib_reset_table_with_next_value): ... this.
4960 (cselib_get_next_uid): Renamed from...
4961 (cselib_get_next_unknown_value): ... this.
4962 * cselib.c (next_uid): Renamed from...
4963 (next_unknown_value): ... this.
4964 (cselib_clear_table): Adjust.
4965 (cselib_reset_table): Adjust. Renamed from...
4966 (cselib_reset_table_with_next_value): ... this.
4967 (cselib_get_next_uid): Adjust. Renamed from...
4968 (cselib_get_next_unknown_value): ... this.
4969 (get_value_hash): Use hash.
4970 (cselib_hash_rtx): Likewise.
4971 (new_cselib_val): Adjust. Set and dump uid.
4972 (cselib_lookup_mem): Pass next_uid as hash.
4973 (cselib_subst_to_values): Likewise.
4974 (cselib_log_lookup): Dump uid.
4975 (cselib_lookup): Pass next_uid as hash. Adjust.
4976 (cselib_process_insn): Adjust.
4977 (cselib_init): Initialize next_uid.
4978 (cselib_finish): Adjust.
4979 (dump_cselib_table): Likewise.
4980 * dse.c (canon_address): Dump value uid.
4981 * print-rtl.c (print_rtx): Print value uid.
4982 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4984 (dv_uid): New function, sort of renamed from...
4985 (dv_htab_hash): ... this, reimplemented in terms of it and...
4986 (dv_uid2hash): ... this. New.
4987 (variable_htab_eq): Drop excess assertions.
4988 (tie_break_pointers): Removed.
4989 (canon_value_cmp): Compare uids.
4990 (variable_post_merge_New_vals): Print uids.
4991 (vt_add_function_parameters): Adjust.
4992 (vt_initialize): Reset table. Adjust.
4994 2010-02-03 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/42944
4997 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4998 (call_may_clobber_ref_p_1): Likewise. Properly handle
4999 malloc and calloc clobbering errno.
5001 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5003 * doc/invoke.texi: Fix name of sched1 dump.
5005 * opts.c (decode_options): Set flag_tree_switch_conversion
5006 only conditionally on optimize >= 2.
5008 * gcse.c: Assorted comment fixes in pass description.
5010 2010-02-03 Anthony Green <green@moxielogic.com>
5012 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5013 nop padding in order to maintain alignment of storage location of
5014 target function address.
5015 (moxie_trampoline_init): Store target function address at newly
5017 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5019 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5021 2010-02-03 Richard Guenther <rguenther@suse.de>
5024 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5026 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5028 * config.gcc: Reenable check for obsolete targets.
5029 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5030 mips-sgi-irix6.[0-4]*.
5032 2010-02-02 Nick Clifton <nickc@redhat.com>
5034 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5035 constant size of 4 as being the same as 0.
5036 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5037 can take values in the range 0..4.
5039 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5042 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5043 as _darwin10_Unwind_FindEnclosingFunction().
5044 * libgcc-libsystem.ver: New.
5046 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5049 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5050 implicitly set registers.
5052 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5054 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5055 (arm_override_options): Allow automatic selection of the thread
5056 pointer register if thumb2.
5057 (legitimize_pic_address): Improve code sequences for Thumb2.
5058 (arm_call_tls_get_addr): Likewise.
5059 (legitimize_tls_address): Likewise.
5060 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5061 (pic_load_addr_32bit): ... this. New named pattern.
5062 * thumb2.md (pic_load_addr_thumb2): Delete.
5063 (pic_load_dot_plus_four): Delete.
5064 (tls_load_dot_plus_four): New named pattern.
5066 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5069 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5070 Document fix for TLS bug.
5072 2010-01-31 Richard Guenther <rguenther@suse.de>
5074 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5075 conservatively correct.
5077 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5081 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5083 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5085 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5087 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5089 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5091 * config.gcc: Adjust order of makefile fragments for mingw targets.
5093 2010-01-31 Richard Guenther <rguenther@suse.de>
5096 * gimplify.c (gimplify_init_constructor): For volatile LHS
5097 initialize a temporary.
5099 2010-01-31 Matthias Klose <doko@ubuntu.com>
5101 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5103 * configure: Regenerate.
5105 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5107 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5108 the same alias set and their sizes different constantness.
5109 (aliasing_component_refs_p): Revert 2009-10-24 change.
5111 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5113 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5116 2010-01-29 Richard Guenther <rguenther@suse.de>
5118 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5119 Assert we successfully updated the call.
5121 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5123 PR rtl-optimization/42889
5124 * df.h (df_set_bb_dirty_nonlr): New prototype.
5125 * df-core.c (df_set_bb_dirty_nonlr): New function.
5126 * df-scan.c (df_insn_rescan): Call it instead of
5127 df_set_bb_dirty for DEBUG_INSNs.
5129 2010-01-29 Richard Guenther <rguenther@suse.de>
5132 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5133 quadratic behavior in most cases.
5135 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5139 in the call to gen_x86_movsicc_0_m1.
5141 2010-01-28 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/42871
5144 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5146 2010-01-28 Richard Guenther <rguenther@suse.de>
5148 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5149 into call arguments.
5151 2010-01-28 Richard Guenther <rguenther@suse.de>
5154 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5155 the forwarder if the destination is an EH landing pad.
5157 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5159 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5160 block list passed to gimple_duplicate_sese_tail.
5161 (parallelize_loops): Avoid parallelization when the function
5163 Avoid parallelization when the preheader is IRREDUCIBLE.
5164 Try to optimize when estimated_loop_iterations_int is unresolved.
5165 Add the loop's location to the dump file.
5166 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5167 (gimple_duplicate_sese_tail): Remove the check for the latch.
5168 Redirect nexits to the exit block.
5169 Remove handling of the incoming edges to the latch.
5170 Redirect the backedge from the copied latch to the exit bb.
5172 2010-01-28 Michael Matz <matz@suse.de>
5175 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5176 Wrap force_reg into a sequence, emit it before user.
5178 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5180 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5182 (arm_legacy_rev): Likewise.
5183 (thumb_legacy_rev): Likewise.
5185 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5187 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5188 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5189 on MEM's address failed, try avoid_constant_pool_reference and
5190 recurse if it returned something different.
5191 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5192 address, try avoid_constant_pool_reference and recurse if it
5193 returned something different.
5194 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5195 address and avoid_constant_pool_reference returned something
5196 different, don't set have_address.
5198 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5201 * var-tracking.c (val_store): Add modified argument, obey it.
5203 (count_uses): Move down logging of main.
5204 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5205 don't need resolution.
5206 (emit_notes_in_bb): Likewise.
5208 2010-01-27 Richard Guenther <rguenther@suse.de>
5211 * tree-inline.c (remap_decl): Delay remapping of SSA name
5212 default definitions until we need them.
5214 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5216 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5217 (rs6000_delegitimize_address): New function.
5219 * config/s390/s390.c (s390_delegitimize_address): Call
5220 delegitimize_mem_from_attrs.
5223 * tree-inline.c (cannot_copy_type_1): Removed.
5224 (copy_forbidden): Don't forbid copying of functions containing
5225 records/unions with variable length fields.
5227 2010-01-27 Christian Bruel <christian.bruel@st.com>
5231 * config/sh/sh.c (find_barrier): Increase length for non delayed
5232 conditional branches.
5234 2010-01-27 Matthias Klose <doko@ubuntu.com>
5236 * configure.ac (gnu-unique-object): Fix ldd version check.
5237 * configure: Regenerate.
5239 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5241 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5243 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5244 Test for HAVE_GNU_AS value.
5246 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5248 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5249 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5250 INT64_TYPE): Define.
5251 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5252 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5253 INT_LEAST64_TYPE): Define.
5254 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5255 UINT_LEAST64_TYPE): Define.
5256 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5257 INT_FAST64_TYPE): Define.
5258 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5259 UINT_FAST64_TYPE): Define.
5260 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5261 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5262 (SIG_ATOMIC_TYPE): Define.
5264 2010-01-26 Richard Guenther <rguenther@suse.de>
5266 * df-scan.c (df_scan_set_bb_info): Remove assert.
5267 (df_insn_rescan_debug_internal): Merge asserts.
5268 (df_install_ref): Likewise.
5269 (df_mark_reg): Use bitmap_set_range.
5270 (df_hard_reg_used_p): Remove assert.
5271 (df_hard_reg_used_count): Likewise.
5273 2010-01-26 Richard Guenther <rguenther@suse.de>
5275 PR rtl-optimization/42685
5276 * web.c (web_main): Ignore DEBUG_INSNs.
5278 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5280 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5282 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5283 Fix types of fndecl and arglist parameters.
5285 2010-01-26 Richard Guenther <rguenther@suse.de>
5288 * tree-eh.c (unsplit_eh): Skip debug insns.
5290 2010-01-26 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/42250
5293 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5295 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5298 * omp-low.c (expand_omp_sections): Only use single_pred if
5299 l2_bb is single_pred_p.
5301 2010-01-25 Christian Bruel <christian.bruel@st.com>
5304 * config/sh/sh.c (find_barrier): Increase length for non delayed
5305 conditional branches.
5306 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5308 2010-01-24 David S. Miller <davem@davemloft.net>
5310 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5311 define if not using GAS.
5312 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5313 Likewise. Delete SECTION_MERGE code, which is only applicable
5316 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5319 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5320 mangling of va_list in system headers.
5322 2010-01-23 Toon Moene <toon@moene.org>
5324 * tree-predcom.c (combine_chains): Return NULL, not false.
5326 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5328 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5329 initialization of variable res to agree with return type.
5331 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5333 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5334 * tree-sra.c: Add include of expr.h.
5336 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5338 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5339 insert the debug stmt on the single non-EH edge from the stmt.
5341 2010-01-22 Richard Henderson <rth@redhat.com>
5344 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5345 the RHS until after generate_subtree_copies has insertted its
5346 code before the current statement.
5348 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5350 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5352 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5354 2010-01-21 Martin Jambor <mjambor@suse.cz>
5356 PR tree-optimization/42585
5357 * tree-sra.c (struct access): New field grp_total_scalarization.
5358 (dump_access): Dump the new field.
5359 (should_scalarize_away_bitmap): New variable.
5360 (cannot_scalarize_away_bitmap): Likewise.
5361 (sra_initialize): Allocate new bitmaps.
5362 (sra_deinitialize): Free new bitmaps.
5363 (create_access_1): New function.
5364 (create_access): Parts moved to create_access_1.
5365 (type_consists_of_records_p): New function.
5366 (completely_scalarize_record): Likewise.
5367 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5368 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5369 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5371 (analyze_all_variable_accesses): Completely scalarize small eligible
5374 2010-01-21 Martin Jambor <mjambor@suse.cz>
5376 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5378 2010-01-21 Andrew Haley <aph@redhat.com>
5380 * gcc.c (process_command): Move lang_specific_driver before
5381 setting cc_libexec_prefix.
5383 2010-01-21 Richard Guenther <rguenther@suse.de>
5386 * fold-const.c (negate_expr_p): Pretend only negative
5387 real constants are easily negatable.
5389 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5390 Jason Merrill <jason@redhat.com>
5392 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5393 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5394 * calls.c (initialize argument_information): Handle it.
5395 * c-common.c (handle_transparent_union_attribute): Use new name.
5396 * c-decl.c (finish_struct): Ditto.
5397 * c-typeck.c (type_lists_compatible_p): Ditto.
5398 (convert_for_assignment): Use new name and also handle record.
5399 * function.c (aggregate_value_p): Handle it.
5400 (pass_by_reference): Ditto.
5401 (assign_parm_data_types): Ditto.
5402 * print-tree.c (print_node): Ditto.
5403 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5404 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5405 * tree.c (first_field): New fn.
5407 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5410 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5411 even when linking statically, for now.
5413 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5416 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5417 without a cselib val.
5418 (count_uses): Accept MO_VAL_SET with no val on stores.
5419 (add_stores): Likewise.
5421 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5423 * var-tracking.c (check_value_val): Add a compile time assertion.
5424 (dv_is_decl_p): Simplify.
5425 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5426 gcc_assert if ENABLE_CHECKING.
5428 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5431 * var-tracking.c: Include tree-flow.h.
5432 (mem_dies_at_call): New.
5433 (dataflow_set_preserve_mem_locs): Use it.
5434 (dataflow_set_remove_mem_locs): Likewise.
5435 (dump_var): Renamed from dump_variable. Adjust all callers.
5436 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5437 * Makefile.in (var-tracking.o): Adjust deps.
5439 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5441 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5443 2010-01-20 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/42717
5446 * tree-ssa-dce.c (get_live_post_dom): Remove.
5447 (forward_edge_to_pdom): Take an arbitrary edge to copy
5448 degenerate PHI args from.
5449 (remove_dead_stmt): Use the first post-dominator even if it
5450 does not contain live statements as redirection destination.
5452 2010-01-20 Richard Guenther <rguenther@suse.de>
5454 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5456 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5458 * sel-sched.c (create_speculation_check): Remove set but not used
5460 (try_transformation_cache): Remove set but not used variable ds.
5461 (calculate_privileged_insns): Remove set but not used variables
5462 cur_insn and min_spec_insn.
5463 (find_best_expr): Remove set but not used variable avail_n.
5464 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5466 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5468 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5469 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5472 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5475 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5476 cpu types. Add support for *-sse3 cpu types.
5477 (x86_64-*-*): Ditto.
5479 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5482 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5483 argument, call initializer_constant_valid_p_1 instead of
5484 initializer_constant_valid_p, pass CACHE to it, return NULL
5485 immediately if first call returns NULL.
5486 (initializer_constant_valid_p_1): New function.
5487 (initializer_constant_valid_p): Use it.
5489 2010-01-20 Thomas Quinot <quinot@adacore.com>
5491 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5493 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5495 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5496 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5497 (loc_list_from_tree): Don't handle unsigned division. Handle
5498 signed modulo using DW_OP_{over,over,div,mul,minus}.
5499 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5500 modulo instead of signed.
5502 2010-01-20 DJ Delorie <dj@redhat.com>
5504 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5506 (h8300_emit_stack_adjustment): Propogate it.
5508 (h8300_expand_prologue): Likewise.
5509 (h8300_expand_epilogue): Likewise.
5511 2010-01-19 Michael Matz <matz@suse.de>
5513 PR tree-optimization/41783
5514 * tree-data-ref.c (toplevel): Include flags.h.
5515 (dump_data_dependence_relation): Also dump the inputs if the
5516 result will be unknown.
5517 (split_constant_offset_1): Look through some conversions.
5518 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5519 the offset from last element is too large.
5520 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5521 (reassociate_to_the_same_stmt): Handle vector registers.
5522 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5524 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5525 wide_prolog_niters argument, emit widening instructions.
5526 (vect_do_peeling_for_alignment): Adjust caller, use widened
5527 variant of the iteration cound.
5528 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5530 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5533 * config/arm/neon-testgen.m (emit_automatics): New parameter
5534 features. Adjust for Fixed_return_reg feature.
5535 (test_intrinsic): Call emit_automatics with new feature.
5536 * config/arm/neon.ml: Update copyright years.
5537 (features): New Fixed_return_reg feature.
5538 (ops): Update feature for Vget_low.
5540 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5542 PR tree-optimization/42719
5543 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5547 * fwprop.c (all_uses_available_at): Return false if def_set dest
5548 is a REG that is used in def_insn.
5550 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5552 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5554 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5557 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5559 * target.h (struct gcc_target) <secondary_reload>: Change type
5560 of last argument to secondary_reload_info *.
5562 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5565 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5566 memory references with unaligned offsets. Remove CQImode handling.
5567 (unaligned_memory_operand): Return 1 for memory references with
5568 unaligned offsets. Remove CQImode handling.
5570 2010-01-18 Richard Guenther <rguenther@suse.de>
5573 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5576 2010-01-18 Richard Guenther <rguenther@suse.de>
5578 PR tree-optimization/42781
5579 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5580 restrict processing only if the original variable was artificial.
5582 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5584 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5585 find number of popped argument bytes.
5587 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5588 Fix the text that describes the return value for invalid insns.
5590 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5592 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5593 Clarify what 'cost of the -dependence' is. Fix quoting.
5595 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5596 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5598 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5600 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5601 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5603 2010-01-17 Richard Guenther <rguenther@suse.de>
5606 * function.c (split_complex_args): Take a VEC to modify.
5607 (assign_parms_augmented_arg_list): Build a VEC instead of
5608 a chain of PARM_DECLs.
5609 (assign_parms_unsplit_complex): Take a VEC of arguments.
5610 Do not fixup unmodified parms.
5611 (assign_parms): Deal with the VEC.
5612 (gimplify_parameters): Likewise.
5614 2010-01-17 Richard Guenther <rguenther@suse.de>
5616 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5617 node existence check.
5618 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5619 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5620 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5621 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5622 (gimple_execute_on_growing_pred): Likewise.
5624 2010-01-17 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/42773
5627 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5628 (compute_antic_aux): Likewise.
5629 (compute_partial_antic_aux): Likewise.
5631 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5634 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5637 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5639 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5642 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5643 Fix markup for strict argument.
5645 (TARGET_SCHED_REORDER2): Fix argument types.
5647 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5648 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5650 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5651 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5653 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5656 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5657 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5658 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5659 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5660 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5662 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5664 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5666 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5667 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5669 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5671 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5674 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5676 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5677 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5679 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5681 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5683 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5684 referring to it. Fix language.
5686 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5688 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5690 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5692 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5694 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5695 '@var{stream}. Remove stray 'and'.
5697 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5699 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5701 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5703 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5704 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5706 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5707 Fix description of return value.
5708 Rename argument "sz" to "len."
5710 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5711 Clarify meaning of 'true' return value.
5713 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5715 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5716 rep_mode versus mode_rep.
5718 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5720 (TARGET_BUILTIN_DECL): Fix name.
5722 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5724 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5726 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5728 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5730 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5732 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5735 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5736 Rename argument tm_fn to md_fn.
5738 (TARGET_OPTION_PRINT): Fix argument list.
5740 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5743 * config/i386/i386.c (ix86_fixup_binary_operands):
5744 Revert FMA4 fixup of operands.
5746 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5749 * Makefile.in (write_entries_to_file, install-plugin):
5750 Use \012 instead of \n with tr.
5752 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5754 * configure.ac (HAVE_AS_REF): New C macro.
5755 * configure: Regenerate.
5756 * config.in: Likewise.
5757 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5759 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5762 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5764 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5766 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5768 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5770 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5772 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5774 (TARGET_BINDS_LOCAL_P): Fix argument type.
5776 (TARGET_ASM_FILE_END): Use prototype.
5778 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5780 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5782 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5784 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5786 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5787 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5789 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5790 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5792 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5793 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5794 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5795 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5797 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5799 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5801 (TARGET_INIT_BUILTINS): Use prototype.
5803 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5804 Put 'const char *' in braces. Fix parameter types.
5805 (TARGET_INVALID_CONVERSION): Fix parameter types.
5806 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5807 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5809 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5812 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5814 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5816 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5818 * doc/tm.texi (TARGET_HELP): Fix return type.
5820 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5821 in braces. Fix argument types.
5823 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5825 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5827 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5829 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5830 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5832 (TARGET_MANGLE_TYPE): Fix argument types.
5834 (TARGET_IRA_COVER_CLASSES): Use prototype.
5836 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5838 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5840 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5842 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5844 (TARGET_CALLEE_COPIES): Fix argument types.
5846 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5848 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5850 (TARGET_FUNCTION_VALUE): Fix argument types.
5852 (TARGET_RETURN_IN_MSB): Fix argument type.
5854 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5856 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5858 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5860 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5861 agree with return type.
5863 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5865 2010-01-15 Jing Yu <jingyu@google.com>
5867 PR rtl-optimization/42691
5868 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5869 a pseudo to a constant and are merged, and adjust comments.
5871 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5873 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5875 2010-01-15 Richard Guenther <rguenther@suse.de>
5878 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5879 labels of computed or non-local gotos to the destination.
5880 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5881 landing pad label is the first label.
5883 2010-01-15 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5887 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5890 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5891 to allow generation of the xssqrtdp instruction on power7.
5892 (sqrtdf2_fpr): Ditto.
5894 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5897 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5898 functions with noreturn attribute.
5901 * varasm.c (declare_weak): Add weak attribute to decl if it
5902 doesn't have one already.
5903 (assemble_external): Only add decls to weak_decls if they also
5904 have weak attribute.
5906 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5908 * var-tracking.c (var_reg_delete): Don't delete the association
5909 between REGs and values or one-part variables if the register
5912 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5915 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5916 because its first operand is a non-localized variable.
5918 2010-01-14 Martin Jambor <mjambor@suse.cz>
5920 PR tree-optimization/42706
5921 * tree-sra.c (encountered_recursive_call): New variable.
5922 (encountered_unchangable_recursive_call): Likewise.
5923 (sra_initialize): Initialize both new variables.
5924 (callsite_has_enough_arguments_p): New function.
5925 (scan_function): Call decl and flags check only for IPA-SRA, check
5926 whether there is a recursive call and whether it has enough arguments.
5927 (all_callers_have_enough_arguments_p): New function.
5928 (convert_callers): Look for recursive calls only when
5929 encountered_recursive_call is set.
5930 (ipa_early_sra): Bail out either if
5931 !all_callers_have_enough_arguments_p or
5932 encountered_unchangable_recursive_call.
5934 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5936 * sel-sched.c: Add 2010 to copyright years.
5937 * sel-sched-ir.c: Likewise.
5938 * sel-sched-ir.h: Likewise.
5940 2010-01-14 Martin Jambor <mjambor@suse.cz>
5942 PR tree-optimization/42714
5943 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5944 constructors specially.
5946 2010-01-14 Andi Kleen <ak@linux.intel.com>
5948 * config/i386/drivers-i386.c (detect_caches_intel):
5949 Add l2sizekb parameter and fill in.
5950 (host_detect_local_cpu): Add l2sizekb, fill in.
5951 Add Atom small cache heuristic.
5953 2010-01-14 Andi Kleen <ak@linux.intel.com>
5955 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5956 Add level3 parameter and fill in.
5957 (detect_caches_intel): Handle level3 cache.
5959 2010-01-14 Andi Kleen <ak@linux.intel.com>
5961 * config/i386/drivers-i386.c (host_detect_local_cpu):
5962 Fix core duo detection.
5964 2010-01-14 Andi Kleen <ak@linux.intel.com>
5966 * config/i386/drivers-i386.c (host_detect_local_cpu):
5969 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5971 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5972 (rs6000_variable_issue_1): this. Use...
5973 (rs6000_variable_issue): here. Reimplement. Print debug info.
5975 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5977 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5978 sel_restore_notes. Update all callers. Call reemit_notes
5981 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5983 PR rtl-optimization/42246
5984 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5987 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5989 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5990 all successors is the same as number of successors in current region.
5992 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5994 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5995 to rename is not separable. Otherwise check that its LHS is not NULL.
5997 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5999 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6001 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6003 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6004 available registers when failed to discover LHS register class.
6005 Fix indentation. Update comment.
6007 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6008 Alexander Monakov <amonakov@ispras.ru>
6010 PR rtl-optimization/42389
6011 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6013 (advance_state_on_fence): Likewise.
6014 (sel_target_adjust_priority): Print debug output only when
6015 sched_verbose >= 4, not 2.
6016 (get_expr_cost): Do not issue all unique insns on the next cycle.
6017 (fill_insns): Initialize can_issue_more from the value saved
6019 * sel-sched-ir.c (flist_add): New parameter issue_more.
6020 Init FENCE_ISSUE_MORE with it.
6021 (merge_fences): Likewise.
6022 (init_fences): Update call to flist_add.
6023 (add_to_fences, add_clean_fence_to_fences)
6024 (add_dirty_fence_to_fences): Likewise.
6025 (move_fence_to_fences): Update call to merge_fences.
6026 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6028 * sel-sched-ir.h (struct _fence): New field issue_more.
6029 (FENCE_ISSUE_MORE): New accessor macro.
6031 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6033 PR rtl-optimization/42388
6034 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6035 that have no predecessors nor successors. Do not call move_bb_info
6036 for empty blocks outside of current region.
6038 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6040 PR rtl-optimization/42294
6041 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6042 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6043 originators' originators.
6045 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6047 PR rtl-optimization/39453
6048 PR rtl-optimization/42246
6049 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6051 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6053 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6054 Alexander Monakov <amonakov@ispras.ru>
6057 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6058 (maybe_tidy_empty_bb): ... here. Make static. Add new
6059 argument. Update all callers.
6060 (tidy_control_flow): ... and here. Recompute topological order
6061 of basic blocks in region if necessary.
6062 (sel_redirect_edge_and_branch): Change return type. Return true
6063 if topological order might have been invalidated.
6064 (purge_empty_blocks): Export and move from...
6065 * sel-sched.c (purge_empty_blocks): ... here.
6066 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6067 (maybe_tidy_empty_bb): Delete prototype.
6068 (purge_empty_blocks): Declare.
6070 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6072 PR rtl-optimization/42249
6073 * sel-sched.c (try_replace_dest_reg): When chosen register
6074 and original register is the same, do not bail out early, but
6075 still check all original insns for validity of replacing destination
6076 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6079 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6082 Port from no-undefined-overflow branch:
6083 2009-03-09 Richard Guenther <rguenther@suse.de>
6085 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6087 2010-01-14 Richard Guenther <rguenther@suse.de>
6090 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6092 2010-01-14 Ira Rosen <irar@il.ibm.com>
6094 PR tree-optimization/42709
6095 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6096 as scalar type in creation of constant vector operand.
6098 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6101 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6102 (check-parallel-%): Match `testsuite' directory component only
6105 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6107 PR translation/39521
6108 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6111 2010-01-13 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/42730
6114 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6117 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6120 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6121 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6124 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6126 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6127 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6128 ___umulsi3_highpart.
6130 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6131 rather than schedule_insns if the pass is enabled.
6133 2010-01-13 Martin Jambor <mjambor@suse.cz>
6135 PR tree-optimization/42704
6136 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6139 2010-01-13 Martin Jambor <mjambor@suse.cz>
6141 PR tree-optimization/42703
6142 * tree-sra.c (analyze_access_subtree): Check that we can build a
6143 reference to the original data within the aggregate.
6145 2010-01-13 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/42705
6148 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6150 2010-01-13 Richard Guenther <rguenther@suse.de>
6153 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6155 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6158 * var-tracking.c (values_to_unmark): New variable.
6159 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6160 values_to_unmark vector. Moved body to...
6161 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6162 instead queue it into values_to_unmark vector.
6163 (vt_find_locations): Free values_to_unmark vector.
6165 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6167 * config/s390/s390.c (override_options): Set
6168 default of max-pending-list-length to 256
6170 2010-01-13 Richard Guenther <rguenther@suse.de>
6173 * tree-pass.h (PROP_gimple_lcx): New.
6174 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6175 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6176 before the final cleanup_eh.
6177 (dump_properties): Dump PROP_gimple_lcx.
6178 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6179 (tree_lower_complex_O0): Remove.
6180 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6181 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6182 tree_lower_complex, schedule TODO_update_ssa.
6183 * lto-streamer-out.c (output_function): Stream the functions
6185 * lto-streamer-in.c (input_function): Likewise.
6186 (lto_read_body): Do not override them here.
6188 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6191 * c-typeck.c (build_c_cast): Fold value cast to union type before
6192 wrapping it in a CONSTRUCTOR.
6194 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6196 PR rtl-optimization/42699
6197 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6200 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6202 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6203 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6204 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6205 SUBTARGET_WARN_UNUSED_SPEC): ... here
6206 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6208 2010-01-12 Julian Brown <julian@codesourcery.com>
6210 * config/arm/neon-schedgen.ml (Utils): Don't try to
6211 open missing module.
6212 (find_with_result): New.
6214 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6217 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6218 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6220 PR tree-optimization/42645
6221 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6222 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6223 decl_map, set processing_debug_stmt to -1 and return name without
6226 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6228 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6229 binutils version, and reword target configuration description.
6231 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6233 * config/avr/avr.h (LINKER_NAME): Remove.
6235 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6238 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6239 that support VSX, warn for -mno-altivec if vsx is not disabled,
6242 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6243 Shujing Zhao <pearly.zhao@oracle.com>
6245 PR translation/42469
6246 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6247 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6248 character between option name and help text.
6249 * c.opt (imultilib): Likewise.
6251 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6253 * lto-streamer-out.c (output_unreferenced_globals): Output static
6256 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6258 PR rtl-optimization/42621
6259 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6260 optimizing for size.
6261 (duplicate_computed_gotos): Remove now-redundant check.
6263 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6266 * configure.ac: Save and restore LDFLAGS and LIBS
6267 * configure: Regenerate.
6269 2010-01-10 Richard Guenther <rguenther@suse.de>
6272 * builtins.c (fold_builtin_strlen): Add type argument and
6273 convert the resulting length to it.
6274 (fold_builtin_1): Adjust.
6276 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6278 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6279 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6281 (num_insns_constant_wide): Adjust for that change.
6283 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6286 * web.c (union_defs): Add used argument, to combine uses of
6288 (entry_register): Adjust type and tests of used argument.
6289 (web_main): Widen used for new use. Pass it to union_defs.
6290 * df.h (union_defs): Adjust prototype.
6292 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6295 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6296 uses in new incoming argument. Free body.
6297 (reset_debug_uses_in_loop): New.
6298 (analyze_insn_to_expand_var): Call the latter if the former found
6299 anything. Fix whitespace. Reject invalid dest overlaps before
6300 going through all insns in the loop.
6302 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6305 * haifa-sched.c (dying_use_p): Debug insns don't count.
6307 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6310 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6311 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6312 (verify_gimple_call): Reject LHS in noreturn calls.
6314 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6318 * tree-vect-loop-manip.c (adjust_info): New type.
6319 (adjust_vec): New pointer to vector.
6320 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6321 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6322 (slpeel_update_phis_for_duplicate_loop): Use them.
6323 (slpeel_update_phi_nodes_for_guard1): Likewise.
6324 (slpeel_update_phi_nodes_for_guard2): Likewise.
6325 (slpeel_tree_peel_loop_to_edge): Likewise.
6326 (vect_update_ivs_after_vectorizer): Likewise.
6328 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6330 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6331 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6333 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6335 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6336 bogus uninitialized warning.
6338 2010-01-09 Richard Guenther <rguenther@suse.de>
6341 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6342 the evolution is compatible with the initial condition.
6344 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6346 * gcc.c (process_command): Update copyright notice dates.
6347 * gcov.c (print_version): Likewise.
6348 * gcov-dump.c (print_version): Likewise.
6349 * mips-tfile.c (main): Likewise.
6350 * mips-tdump.c (main): Likewise.
6352 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6355 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6357 (rotlhi3_8): Delete.
6359 (rotlsi3_8): Delete.
6360 (rotlsi3_16): Delete.
6361 (rotlsi3_24): Delete.
6363 (*rotw<mode>3): New.
6364 (*rotb<mode>3): New.
6365 * config/avr/avr.c (avr_rotate_bytes): New function.
6366 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6368 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6371 * configure.ac: Modify -rdynamic check.
6372 * configure: Regenerate.
6374 2010-01-08 DJ Delorie <dj@redhat.com>
6376 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6377 register popping order.
6379 2010-01-08 Richard Guenther <rguenther@suse.de>
6382 * c.opt (fsigned-char): Also let LTO handle this option.
6383 (funsigned-char): Likewise.
6385 2010-01-07 Richard Guenther <rguenther@suse.de>
6387 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6388 (gimple_op): Likewise.
6389 (gimple_op_ptr): Likewise.
6390 (gimple_assign_set_lhs): Remove gcc_assert.
6391 (gimple_assign_set_rhs1): Likewise.
6392 (gimple_assign_set_rhs2): Likewise.
6393 (gimple_call_set_lhs): Likewise.
6394 (gimple_call_set_fn): Likewise.
6395 (gimple_call_set_fndecl): Likewise.
6396 (gimple_call_fndecl): Likewise.
6397 (gimple_call_return_type): Likewise.
6398 (gimple_call_set_chain): Likewise.
6399 (gimple_call_num_args): Likewise.
6400 (gimple_call_set_arg): Likewise.
6401 (gimple_cond_set_code): Likewise.
6402 (gimple_cond_set_lhs): Likewise.
6403 (gimple_cond_set_rhs): Likewise.
6404 (gimple_cond_set_true_label): Likewise.
6405 (gimple_cond_set_false_label): Likewise.
6406 (gimple_label_set_label): Likewise.
6407 (gimple_goto_set_dest): Likewise.
6408 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6409 (gimple_debug_bind_get_value): Likewise.
6410 (gimple_debug_bind_get_value_ptr): Likewise.
6411 (gimple_debug_bind_set_var): Likewise.
6412 (gimple_debug_bind_set_value): Likewise.
6413 (gimple_debug_bind_reset_value): Likewise.
6414 (gimple_debug_bind_has_value_p): Likewise.
6415 (gimple_return_retval_ptr): Remove gcc_assert.
6416 (gimple_return_retval): Likewise.
6417 (gimple_return_set_retval): Likewise.
6418 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6419 (safe_referenced_var_iterator): Remove.
6420 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6421 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6422 (fill_referenced_var_vec): Remove.
6423 (first_readonly_imm_use): Remove redundant gcc_assert.
6424 (phi_arg_index_from_use): Combine gcc_asserts.
6425 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6426 (first_imm_use_stmt): Remove redundant gcc_assert.
6427 * tree-cfg.c (verify_gimple_call): Verify function and chain
6428 operands. Verify arguments.
6429 (verify_types_in_gimple_stmt): Verify condition code and labels.
6431 2010-01-07 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/42641
6434 * sese.c (rename_map_elt_info): Use the SSA name version, do
6437 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6439 PR tree-optimization/42625
6440 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6441 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6443 2010-01-07 Duncan Sands <baldrick@free.fr>
6445 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6447 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6450 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6451 note itself is not function_invariant_p.
6453 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6455 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6456 Do not add the DF_NOTE problem.
6457 * store-motion.c (execute_rtl_store_motion): Likewise.
6459 2010-01-07 Martin Jambor <mjambor@suse.cz>
6461 PR tree-optimization/42157
6462 * tree-sra.c (compare_access_positions): Stabilize sort if both
6463 accesses have integer types, return zero immediately if they are the
6466 2010-01-06 Richard Henderson <rth@redhat.com>
6469 * haifa-sched.c (add_to_note_list): Merge into ...
6470 (concat_note_lists): ... here, and ...
6471 (unlink_other_notes, rm_other_notes): Merge into...
6472 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6473 NOTE_INSN_EPILOGUE_BEG.
6475 2010-01-06 Richard Guenther <rguenther@suse.de>
6477 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6478 not inline regular functions into always-inline functions.
6480 2010-01-06 Nick Clifton <nickc@redhat.com>
6482 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6483 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6485 (OVERRIDE_OPTIONS): Delete.
6486 (OPTIMIZATION_OPTIONS): Define.
6487 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6488 * config/rx/rx.c (rx_handle_option): Issue an error message if
6489 -mcpu=rx200 and -fpu are used together.
6490 (rx_set_optimization_options): New function. Issue an error
6491 message if an optimization attribute attempts to reset the FPU/
6492 math optimization pairing.
6493 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6494 * config/rx/rx.opt: Set the default to 32-bit doubles.
6495 * config/rx/t-rx: Add multilibs for -nofpu option.
6496 * doc/invoke.texi: Update documentation of RX options.
6498 2010-01-06 Richard Guenther <rguenther@suse.de>
6500 * tree-ssa-pre.c (name_to_id): New global.
6501 (alloc_expression_id): Simplify SSA name handling.
6502 (lookup_expression_id): Likewise.
6503 (init_pre): Zero name_to_id.
6504 (fini_pre): Free it.
6506 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6508 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6510 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6513 * config/i386/sse.md (smaxv2di3): New.
6514 (umaxv2di3): Likewise.
6515 (sminv2di3): Likewise.
6516 (uminv2di3): Likewise.
6518 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6521 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6522 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6523 (legitimize_tls_address): Likewise.
6524 (sparc_tls_referenced_p): Likewise.
6525 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6526 and adjust calls to legitimize_pic_address.
6527 (legitimate_constant_p) Use sparc_tls_referenced_p.
6528 (legitimate_pic_operand_p): Likewise.
6529 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6530 (sparc_tls_symbol_ref_1): Delete.
6531 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6532 (legitimize_tls_address): Make static, handle CONST patterns.
6533 (legitimize_pic_address): Make static, remove unused parameter and
6534 adjust recursive calls.
6535 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6536 and adjust call to legitimize_pic_address.
6537 (sparc_output_mi_thunk): Likewise.
6539 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6540 H.J. Lu <hongjiu.lu@intel.com>
6543 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6544 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6545 operands to make them signed.
6548 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6551 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6552 GTU to GT for V4SI and V2DI.
6554 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6555 (umin<mode>3): Removed.
6557 (uminv4si3): Likewise.
6559 2010-01-05 Martin Jambor <mjambor@suse.cz>
6561 PR tree-optimization/42462
6562 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6563 current_function_decl to helper functions and macros.
6565 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6568 * flags.h: Don't include real.h.
6569 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6570 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6571 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6572 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6573 * dominance.c: Update copyright.
6574 * gimple.c (walk_gimple_op): Remove inline.
6575 * tree-ssa-reassoc.c: Include real.h.
6576 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6577 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6579 2010-01-05 Nick Clifton <nickc@redhat.com>
6581 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6582 register to push into the stack frame when the accumulator has to
6583 be saved during interrupts.
6585 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6587 * doc/invoke.texi: Remove the documentation about option
6589 * common.opt (Wunreachable-code): Preserved for backward
6591 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6592 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6593 the backward compatibility flag section.
6595 2010-01-05 Richard Guenther <rguenther@suse.de>
6597 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6599 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6602 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6604 PR tree-optimization/42508
6605 * tree-sra.c (convert_callers): Check for recursive call
6606 by comparing cgraph nodes instead of decls.
6607 (modify_function): Call ipa_modify_formal_parameters also
6608 on all same_body aliases.
6610 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6611 cgraph nodes when checking for same_body aliases.
6613 2010-01-05 Richard Guenther <rguenther@suse.de>
6615 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6616 allocation and lookup.
6617 (get_or_alloc_expr_for_constant): Likewise.
6618 (phi_translate): Sink allocation.
6620 2010-01-04 Richard Guenther <rguenther@suse.de>
6622 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6623 a new entry only if needed.
6624 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6625 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6627 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6629 (phi_translate): Handle CONSTANTs early.
6631 2010-01-04 Martin Jambor <mjambor@suse.cz>
6633 PR tree-optimization/42398
6634 * tree-sra.c (struct access): Removed flag grp_different_types.
6635 (dump_access): Do not dump the removed flag.
6636 (sort_and_splice_var_accesses): Do not set the removed flag.
6637 (sra_modify_expr): Check for type compatibility directly.
6639 2010-01-04 Martin Jambor <mjambor@suse.cz>
6641 PR tree-optimization/42366
6642 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6643 edges with variable number of parameters.
6644 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6645 flag instead of asserting it.
6646 (ipa_read_node_info): Read uses_analysis_done flag.
6648 2010-01-04 Richard Guenther <rguenther@suse.de>
6650 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6651 iterative_hash_* as intended.
6652 (vn_reference_compute_hash): Likewise. Simplify hashing
6654 (vn_reference_lookup_2): Likewise.
6655 (vn_nary_op_compute_hash): Likewise.
6656 (vn_phi_compute_hash): Likewise.
6657 (expressions_equal_p): Remove strange code.
6658 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6659 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6660 (bitmap_insert_into_set_1): Take value-id as parameter.
6661 (add_to_value): Pass it.
6662 (bitmap_insert_into_set): Likewise.
6663 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6665 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6668 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6669 (do_self_spec): For switches with SWITCH_IGNORE set set also
6670 SWITCH_IGNORE_PERMANENTLY.
6671 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6674 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6676 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6677 tree of an unreferenced global var.
6679 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6682 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6683 GTU to GT for V4SI and V2DI.
6685 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6686 (umin<mode>3): Removed.
6688 (uminv4si3): Likewise.
6690 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6693 * collect2.c (main): Turn on trace in collect2 if -v is passed
6696 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6698 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6699 description of expression operand.
6701 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6703 * configure.ac: Add install-html to target_list for Make-hooks.
6704 * configure: Regenerate.
6705 * fortran/Make-lang.in (F95_HTMLFILES): New.
6706 (fortran.html): Use it.
6707 (fortran.install-html): New.
6708 * Makefile.in (install-html): Add lang.install-html.
6709 * java/Make-lang.in (JAVA_HTMLFILES): New.
6710 (java.html): Use it.
6711 (java.install-html): New.
6712 * objc/Make-lang.in (objc.install-html): New.
6713 * objcp/Make-lang.in (obj-c++.install-html): New.
6714 * cp/Make-lang.in (c++.install-html): New.
6715 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6716 * lto/Make-lang.in (lto.install-html): New.
6718 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6721 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6723 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6725 PR rtl-optimization/41862
6726 * store-motion.c (store_killed_in_insn, compute_store_table,
6727 remove_reachable_equiv_notes, replace_store_insn,
6728 build_store_vectors): Ignore all DEBUG_INSNs.
6730 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6733 * common.opt: Add dumpdir.
6735 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6737 (option_map): Add --dumpdir.
6739 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6741 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6743 * opts.c (decode_options): Try dump_dir_name first if
6744 dump_base_name isn't an absolute path.
6745 (common_handle_option): Handle OPT_dumpdir.
6747 * toplev.c (dump_dir_name): New.
6748 (print_switch_values): Also ignore -dumpdir.
6750 * toplev.h (dump_dir_name): New.
6752 2010-01-03 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/42589
6755 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6756 double-word expansion of bswap32.
6758 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6760 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6761 with BLOCK_FOR_INSN.
6762 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6763 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6764 noce_process_if_block): Likewise.
6765 * gcse.c (compute_local_properties, insert_expr_in_table,
6766 insert_set_in_table, canon_list_insert, find_avail_set,
6767 pre_insert_copy_insn): Likewise.
6769 * basic-block.h (BLOCK_NUM): Move from here...
6770 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6772 2010-01-03 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/42438
6775 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6776 contains_may_not_return_call flag.
6777 (BB_MAY_NOTRETURN): New.
6778 (valid_in_sets): Trapping nary operations are not valid
6779 in blocks that may not return.
6780 (insert_into_preds_of_block): Remove check for trapping expressions.
6781 (compute_avail): Compute also BB_MAY_NOTRETURN.
6783 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6785 * doc/invoke.texi: Add 2010 to copyright years.
6787 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6789 * config/sparc/sparc.c: Fix formatting nits.
6791 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6792 Alexander Monakov <amonakov@ispras.ru>
6794 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6796 2010-01-02 Richard Guenther <rguenther@suse.de>
6799 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6800 (simplify_switch_using_ranges): Mark to be removed edges
6803 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6805 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6807 * collect2.c (scan_libraries): Add missing argument in call to
6810 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6813 * config/alpha/predicates.md (aligned_memory_operand): Return false
6815 (unaligned_memory_operand): Return true for CQImode.
6816 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6817 doesn not cross aligned SImode word boundary.
6819 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6821 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6823 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6824 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6826 2010-01-02 Richard Guenther <rguenther@suse.de>
6829 * toplev.c (compile_file): Emit LTO marker properly. Change
6831 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6833 2010-01-01 Richard Guenther <rguenther@suse.de>
6836 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6838 2010-01-01 Richard Guenther <rguenther@suse.de>
6841 * c-decl.c (grokdeclarator): For zero-size arrays force
6842 structural equality checks as layout_type does.
6844 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6846 * builtins.c: Update copyright to 2010.
6848 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6851 * lto-streamer-out.c (produce_asm): Revert the last change.
6852 (copy_function): Likewise.
6854 * lto-streamer.c (lto_get_section_name): Skip any leading
6857 2010-01-01 Richard Guenther <rguenther@suse.de>
6860 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6864 Copyright (C) 2010 Free Software Foundation, Inc.
6866 Copying and distribution of this file, with or without modification,
6867 are permitted in any medium without royalty provided the copyright
6868 notice and this notice are preserved.