1 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (fold_builtin_cproj): Fold more cases.
5 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
8 (fold_builtin_1): Fold builtin cproj.
9 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
10 Use ATTR_CONST_NOTHROW_LIST.
12 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
15 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
16 ffsi2_no_cmove for !TARGET_CMOVE.
17 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
18 (ffssi2): Remove expander.
19 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
21 (ctz<mode>2): Ditto from ctz{si,di}2.
22 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
24 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
27 2010-04-20 Jakub Jelinek <jakub@redhat.com>
29 * dwarf2out.c (AT_linkage_name): Define.
30 (clone_as_declaration): Handle DW_AT_linkage_name.
31 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
32 of DW_AT_MIPS_linkage_name.
33 (move_linkage_attr): Likewise.
34 (dwarf2out_finish): Likewise.
36 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
39 * fold-const.c (fold_comparison): New folding rule.
41 2010-04-20 Anatoly Sokolov <aesok@post.ru>
43 * double-int.h (double_int_setbit): Declare.
44 * double-int.c (double_int_setbit): New function.
45 * rtl.h (immed_double_int_const): Declare.
46 * emit-rtl.c (immed_double_int_const): New function.
47 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
48 and immed_double_int_const functions.
49 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
50 expand_copysign_bit): (Ditto.).
51 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
52 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
53 * dojump.c (prefer_and_bit_test): (Ditto.).
54 * expr.c (convert_modes, reduce_to_bit_field_precision,
55 const_vector_from_tree): (Ditto.).
56 * expmed.c (mask_rtx, lshift_value): (Ditto.).
58 2010-04-20 Jan Hubicka <jh@suse.cz>
60 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
61 (dump_cgraph_node): Dump new flags.
62 * cgraph.h (struct cgraph_node): Add flags
63 reachable_from_other_partition and in_other_partition.
64 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
65 other partition can not be removed.
66 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
67 the other partition must be output; silence sanity checking on
68 leaking functions bodies from other paritition.
69 * lto-cgraph.c (reachable_from_other_partition_p): New function.
70 (lto_output_node): Output new flags; do not sanity check that inline
71 clones are output; drop lto_forced_extern_inline_p code; do not mock
72 visibility flags at partition boundaries.
73 (add_node_to): New function.
74 (output_cgraph): Use it to sort functions so masters appear before
76 (input_overwrite_node): Input new flags.
77 * passes.c (ipa_write_summaries): Do not call
78 lto_new_extern_inline_states.
79 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
80 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
81 lto_forced_extern_inline_p): Kill.
82 * lto-streamer.h (lto_new_extern_inline_states,
83 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
84 lto_forced_extern_inline_p): Kill.
86 2010-04-20 Richard Guenther <rguenther@suse.de>
88 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
89 from vars that can have pointers.
90 (process_constraint): Dump useless constraints.
92 2010-04-20 Richard Guenther <rguenther@suse.de>
94 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
95 (dump_sa_points_to_info): Remove asserts.
96 (init_base_vars): nothing_id isn't an escape point nor does it
99 2010-04-20 Jakub Jelinek <jakub@redhat.com>
101 * tree.h (TYPE_REF_IS_RVALUE): Define.
102 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
103 should_move_die_to_comdat, prune_unused_types_walk): Handle
104 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
105 (modified_type_die, gen_reference_type_die): Emit
106 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
107 if TYPE_REF_IS_RVALUE and -gdwarf-4.
109 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
112 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
113 calls for -fpic -m31 if they have been sibcall optimized.
115 2010-04-19 James E. Wilson <wilson@codesourcery.com>
117 PR rtl-optimization/43520
118 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
119 ar.lc fixed and call-used.
121 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
123 2010-04-19 Jan Hubicka <jh@suse.cz>
125 * opts.c (decode_options): Disable whpr incompatible passes.
126 * lto/lto.c (lto_1_to_1_map): Skip clones.
127 (read_cgraph_and_symbols): Do not mark everything as needed.
128 (do_whole_program_analysis): Do map only after optimizing;
129 set proper cgraph_state; use passmanager.
131 2010-04-19 DJ Delorie <dj@redhat.com>
133 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
134 POINTER_PLUS_EXPR and fix them.
136 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
138 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
139 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
140 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
141 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
142 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
143 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
144 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
145 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
146 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
147 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
148 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
150 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
152 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
153 (check_cond_move_block): Likewise.
154 (cond_move_process_if_block): Likewise.
155 (noce_find_if_block): Improve formatting.
156 (find_if_header): Pass 0 to memset and tweak conditions.
157 (cond_exec_find_if_block): Fix long lines and tweak conditions.
159 2010-04-19 Jakub Jelinek <jakub@redhat.com>
161 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
165 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
166 with non-local decl doesn't need chain.
168 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
170 * ira-color.c (allocno_reload_assign): Avoid accumulating
171 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
173 2010-04-19 Martin Jambor <mjambor@suse.cz>
175 * gimple.h (create_tmp_reg): Declare.
176 * gimplify.c (create_tmp_reg): New function.
177 (gimplify_return_expr): Use create_tmp_reg.
178 (gimplify_omp_atomic): Likewise.
179 (gimple_regimplify_operands): Likewise.
180 * tree-dfa.c (make_rename_temp): Likewise.
181 * tree-predcom.c (predcom_tmp_var): Likewise.
182 (reassociate_to_the_same_stmt): Likewise.
183 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
184 (get_replaced_param_substitute): Likewise.
185 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
186 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
187 * tree-ssa-pre.c (get_representative_for): Likewise.
188 (create_expression_by_pieces): Likewise.
189 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
190 (create_tailcall_accumulator): Likewise.
192 2010-04-19 Martin Jambor <mjambor@suse.cz>
194 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
196 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
198 2010-04-19 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/43796
201 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
202 from SCEV in the lattice.
203 (vrp_visit_phi_node): Dump change.
205 2010-04-19 Richard Guenther <rguenther@suse.de>
207 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
208 * configure: Re-generated.
210 2010-04-19 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/43783
213 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
214 constant ARRAY_REF operands two and three if possible.
216 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
221 2010-04-19 Jie Zhang <jie@codesourcery.com>
224 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
226 2010-04-19 Ira Rosen <irar@il.ibm.com>
228 PR tree-optimization/37027
229 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
230 and macro to access it.
231 (vectorizable_reduction): Add argument.
232 (vect_get_slp_defs): Likewise.
233 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
234 statements for possible use in SLP.
235 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
236 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
237 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
239 (vectorizable_reduction): Likewise.
240 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
242 (vectorizable_type_demotion, vectorizable_type_promotion,
243 vectorizable_store): Likewise.
244 (vect_analyze_stmt): Update call to vectorizable_reduction.
245 (vect_transform_stmt): Likewise.
246 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
247 (vect_build_slp_tree): Fix indentation. Check that there are no loads
248 from different interleaving chains in same node.
249 (vect_slp_rearrange_stmts): New function.
250 (vect_supported_load_permutation_p): Allow load permutations for
251 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
252 inside SLP nodes if necessary.
253 (vect_analyze_slp_instance): Handle reductions.
254 (vect_analyze_slp): Try to build SLP instances originating from groups
256 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
257 (vect_get_constant_vectors): Create initial vectors for reductions
258 according to reduction code. Add new argument.
259 (vect_get_slp_defs): Add new argument, pass it to
260 vect_get_constant_vectors.
261 (vect_schedule_slp_instance): Remove SLP tree root statements.
263 2010-04-19 Jakub Jelinek <jakub@redhat.com>
265 * tree.h (ENUM_IS_SCOPED): Define.
266 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
267 for ENUM_IS_SCOPED enums.
269 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
271 * fold-const.c (fold_comparison): Use ssizetype.
272 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
273 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
274 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
275 * tree-object-size.c (compute_object_sizes): Use size_type_node.
277 * tree.h (initialize_sizetypes): Remove parameter.
278 (build_common_tree_nodes): Remove second parameter.
279 * stor-layout.c (initialize_sizetypes): Remove parameter.
280 Always create an unsigned type.
281 (set_sizetype): Assert that the passed type is unsigned and simplify.
282 * tree.c (build_common_tree_nodes): Remove second parameter.
283 Adjust call to initialize_sizetypes.
284 * c-decl.c (c_init_decl_processing): Remove second argument in call to
285 build_common_tree_nodes.
287 2010-04-18 Matthias Klose <doko@ubuntu.com>
289 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
291 2010-04-18 Ira Rosen <irar@il.ibm.com>
293 PR tree-optimization/43771
294 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
295 load permutation doesn't have gaps.
297 2010-04-18 Jan Hubicka <jh@suse.cz>
299 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
300 (sse_prologue_save_insn expander): Use new pattern.
301 (sse_prologue_save_insn1): New pattern and splitter.
302 (sse_prologue_save_insn): Update to deal also with 64bit aligned
304 * i386.c (setup_incoming_varargs_64): Do not compute jump
306 (ix86_gimplify_va_arg): Update alignment needed.
307 (ix86_local_alignment): Do not align all local arrays to 128bit.
309 2010-04-17 Jan Hubicka <jh@suse.cz>
311 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
313 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
315 * arm.md (negdi2): Remove redundant code to force values into a
318 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
320 * arm/bpabi.S: Add EABI alignment attributes to objects.
321 * arm/bpabi-v6m.S: Likewise.
322 * arm/crti.asm: Likewise.
323 * arm/crtn.asm: Likewise.
324 * arm/lib1funcs.asm: Likewise.
325 * arm/libunwind.S: Likewise.
327 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
329 * arm-protos.h (tune_params): New structure.
330 * arm.c (current_tune): New variable.
331 (arm_constant_limit): Delete.
332 (struct processors): Add pointer to the tune parameters.
333 (arm_slowmul_tune): New tuning option.
334 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
335 (all_cores): Adjust to pick up the tuning model.
336 (arm_constant_limit): New function.
337 (arm_override_options): Select the appropriate tuning model. Delete
338 initialization of arm_const_limit.
339 (arm_split_constant): Use the new constant-limit model.
340 (arm_rtx_costs): Pick up the current tuning model.
341 * arm.md (is_strongarm, is_xscale): Delete.
342 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
343 for Xscale variant architectures.
344 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
346 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
348 * config/arm/arm.c (arm_gen_constant): Remove unused variable
350 (arm_rtx_costs_1): Remove unused variable extra_cost.
351 (arm_unwind_emit_set): Use variable offset.
352 (thumb1_output_casesi): Remove unused variable flags.
354 2010-04-16 Jeff Law <law@redhat.com>
356 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
357 needing assignment rather than doing a two-phase assignment. Remove
360 2010-04-16 Jakub Jelinek <jakub@redhat.com>
363 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
365 2010-04-16 Doug Kwan <dougkwan@google.com>
367 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
368 (next_operand_entry_id): New static variable.
369 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
370 (add_to_ops_vec): Assigned unique ID to operand entry.
371 (struct oecount_s): New field ID.
372 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
373 (undistribute_ops_list): Assign unique IDs to oecounts.
374 (init_reassoc): reset next_operand_entry_id.
376 2010-04-16 Doug Kwan <dougkwan@google.com>
378 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
379 missing left parenthesis.
381 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
384 *btdi_rex64 using SWI48 mode iterator.
385 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
386 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
387 *jcc_btdi_mask_rex64.
389 2010-04-16 Anatoly Sokolov <aesok@post.ru>
391 * double-int.h (tree_to_double_int): Convert to macro.
392 * double-int.c (tree_to_double_int): Remove.
394 2010-04-16 Jakub Jelinek <jakub@redhat.com>
397 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
398 with want_address 2 and in case a single element list might be
399 possible, call it again with want_address 0.
401 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
403 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
404 case 'W' print operands for HI mode.
405 * config/h8300/h8300.h (Y0, Y2) : New constraints.
406 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
407 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
408 * config/h8300/predicate.md (bit_register_indirect_operand): New.
410 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
412 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
413 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
414 #xx:3 and #xx:4 mode.
416 * config/h8300/h8300.md (inverted load with HImode dest): Add
419 * config/h8300/predicate.md (bit_operand): Allow immediate values that
420 satisfy 'U' constraint.
422 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
424 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
425 * configure: Regenerate.
426 * config.in: Regenerate.
427 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
430 2010-04-16 Richard Guenther <rguenther@suse.de>
432 * tree.h (struct tree_decl_minimal): Move pt_uid ...
433 (struct tree_decl_common): ... here.
434 (DECL_PT_UID): Adjust.
435 (SET_DECL_PT_UID): Likewise.
436 (DECL_PT_UID_SET_P): Likewise.
438 2010-04-16 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/43572
441 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
442 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
443 * tree-flow.h (is_call_clobbered): Remove.
444 * tree-flow-inline.h (is_call_clobbered): Likewise.
445 * tree-dfa.c (dump_variable): Do not dump call clobber state.
446 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
447 (execute_return_slot_opt): Adjust.
448 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
449 check for call clobbered vars here.
450 (find_tail_calls): Move tailcall verification to the
453 2010-04-16 Diego Novillo <dnovillo@google.com>
455 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
457 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
460 * config/arm/arm.md (cbranchqi4): New pattern.
461 * config/arm/predicates.md (const0_operand,
462 cbranchqi4_comparison_operator): New predicates.
464 2010-04-16 Richard Guenther <rguenther@suse.de>
466 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
467 (dump_gimple_stmt): Likewise.
469 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
471 * recog.h (struct recog_data): New field is_operator.
472 (struct insn_operand_data): New field is_operator.
473 * recog.c (extract_insn): Set recog_data.is_operator.
474 * genoutput.c (output_operand_data): Emit code to set the
476 * reload.c (find_reloads): Use it rather than testing for an
477 empty constraint string.
480 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
481 If the previous insn is a cbranchsi4_insn with the same arguments,
482 omit the compare instruction.
484 * config/arm/arm.md (addsi3_cbranch): If destination is a high
485 register, inputs must be low registers and we need a low register
486 scratch. Handle alternative 2 like alternative 3.
488 2010-04-16 Jakub Jelinek <jakub@redhat.com>
490 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
491 don't call get_addr on both. If one expression is a VALUE and
492 the other a REG, check VALUE's locs if the REG isn't among them.
494 2010-04-16 Christian Bruel <christian.bruel@st.com>
496 * config/sh/sh.h (sh_frame_pointer_required): New function.
497 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
498 (flag_omit_frame_pointer) Set.
499 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
500 (rounded_frame_size): Adjust size with outgoing_args_size.
501 (sh_set_return_address): Must return from stack pointer.
502 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
503 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
504 (ACCUMULATE_OUTGOING_ARGS): Define.
505 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
506 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
508 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
511 * config/sh/sh.c (sh_legitimize_reload_address): Use
512 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
513 Remove a unneeded check for offset_base.
515 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
517 * configure: Regenerated.
519 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
521 * config/s390/s390.c (s390_call_save_register_used): Switch back
524 2010-04-15 Richard Guenther <rguenther@suse.de>
526 * alias.c (alias_set_subset_of): Handle alias-set zero
529 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
530 Julian Brown <julian@codesourcery.com>
532 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
533 alternatives according to use of high and low regs.
534 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
535 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
536 optimizing for size on Thumb-2.
538 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
540 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
542 2010-04-15 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-structalias.c (struct variable_info): Add
546 (new_var_info): Initialize it.
547 (dump_constraints): Support printing last added constraints.
548 (debug_constraints): Adjust.
549 (dump_constraint_graph): Likewise.
550 (make_heapvar_for): Check for NULL cfun.
551 (get_function_part_constraint): New function.
552 (get_fi_for_callee): Likewise.
553 (find_func_aliases): Properly implement IPA PTA constraints.
554 (process_ipa_clobber): New function.
555 (find_func_clobbers): Likewise.
556 (insert_into_field_list_sorted): Remove.
557 (create_function_info_for): Properly allocate vars for IPA mode.
558 Do not use insert_into_field_list_sorted.
559 (create_variable_info_for): Properly generate constraints for
560 global vars in IPA mode.
561 (dump_solution_for_var): Always dump the solution.
562 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
563 (find_what_var_points_to): Adjust.
564 (pt_solution_set): Change.
565 (pt_solution_ior_into): New function.
566 (pt_solution_empty_p): Export.
567 (pt_solution_includes_global): Adjust.
568 (pt_solution_includes_1): Likewise.
569 (pt_solutions_intersect_1): Likewise.
570 (dump_sa_points_to_info): Check some invariants.
571 (solve_constraints): Move constraint dumping ...
572 (compute_points_to_sets): ... here.
573 (ipa_pta_execute): ... and here.
574 (compute_may_aliases): Do not re-compute points-to info
575 locally if IPA info is available.
576 (ipa_escaped_pt): New global var.
577 (ipa_pta_execute): Properly implement IPA PTA.
578 * tree-into-ssa.c (dump_decl_set): Support dumping
579 decls not in referenced-vars.
580 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
581 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
582 (dump_points_to_solution): Likewise.
583 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
584 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
585 (remap_gimple_stmt): Reset call clobber/use information if necessary.
586 (copy_decl_to_var): Copy DECL_PT_UID.
587 (copy_result_decl_to_var): Likewise.
588 * tree.c (make_node_stat): Initialize DECL_PT_UID.
589 (copy_node_stat): Copy it.
590 * tree.h (DECL_PT_UID): New macro.
591 (SET_DECL_PT_UID): Likewise.
592 (DECL_PT_UID_SET_P): Likewise.
593 (struct tree_decl_minimal): Add pt_uid member.
594 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
595 (pt_solution_empty_p): Declare.
596 (pt_solution_set): Adjust.
597 (ipa_escaped_pt): Declare.
598 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
599 * gimple-pretty-print.c (pp_points_to_solution): New function.
600 (dump_gimple_call): Dump call clobber/use information.
601 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
602 * tree-pass.h (TDF_ALIAS): New dump option.
603 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
604 * doc/invoke.texi (-fipa-pta): Update documentation.
606 2010-04-15 Richard Guenther <rguenther@suse.de>
608 * Makefile.in (OBJS-common): Add gimple-fold.o.
609 (gimple-fold.o): New rule.
610 * tree.h (maybe_fold_offset_to_reference,
611 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
613 * gimple.h: ... here.
614 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
615 may_propagate_address_into_dereference): Move prototypes ...
616 * gimple.h: ... here.
617 * tree-ssa-ccp.c (get_symbol_constant_value,
618 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
619 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
620 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
621 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
622 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
623 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
624 gimplify_and_update_call_from_tree): Move ...
625 * gimple-fold.c: ... here. New file.
626 (ccp_fold_builtin): Rename to ...
627 (gimple_fold_builtin): ... this.
628 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
630 2010-04-15 Richard Guenther <rguenther@suse.de>
632 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
633 fit_double_type, force_fit_type_double, add_double_with_sign,
634 neg_double, mul_double_with_sign, lshift_double, rshift_double,
635 lrotate_double, rrotate_double, div_and_round_double): Move ...
636 * double-int.c: ... here.
637 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
638 add_double, neg_double, mul_double_with_sign, mul_double,
639 lshift_double, rshift_double, lrotate_double, rrotate_double,
640 div_and_round_double): Move prototypes ...
641 * double-int.h: ... here.
643 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
646 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
647 matching constraints to ensure inputs match the output.
649 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
652 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
653 in an input-only operand.
655 2010-04-15 Anatoly Sokolov <aesok@post.ru>
657 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
658 (double_int_not, double_int_lshift, double_int_rshift): Declare.
659 (double_int_negative_p): Convert to static inline function.
660 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
661 (double_int_negative_p): Remove.
662 * tree.h (lshift_double, rshift_double):
663 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
664 * fold-const.c (fold_convert_const_int_from_real,
665 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
666 (lshift_double): Change type of arith argument to bool.
667 (rshift_double): Change type of arith argument to bool. Correct
669 * expmed.c (mask_rtx, lshift_value): (Ditto.).
671 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
674 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
675 at the start and end of the then/else blocks, and omit them from the
677 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
678 argument; all callers changed. Pass zero to old_insns_match_p instead.
679 (flow_find_head_matching_sequence): New function.
680 (old_insns_match_p): Check REG_EH_REGION notes for calls.
681 * basic-block.h (flow_find_cross_jump,
682 flow_find_head_matching_sequence): Declare functions.
684 2010-04-14 Jason Merrill <jason@redhat.com>
687 * c-common.c (attribute_takes_identifier_p): New fn.
688 * c-common.h: Declare it.
690 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
694 (*udivmod<mode>4): Ditto.
696 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (maxmin_int): Rename code attribute from
699 maxminiprefix and update all users.
700 (maxmin_float): Ditto from maxminfprefix.
701 (logic): Ditto from logicprefix.
702 (absneg_mnemonic): Ditto from absnegprefix.
703 * config/i386/mmx.md: Update all users of maxminiprefix,
704 maxminfprefix and logicprefix for rename.
705 * config/i386/sse.md: Ditto.
706 * config/i386/sync.md (sync_<code><mode>): Update for
709 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
712 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
713 warnings converted to errors.
715 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
717 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
718 used insn_type variable.
719 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
720 to avoid set-but-not-used warning.
722 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
724 * df-core.c (df_ref_debug): Change format string placeholder
726 * dwarf2asm.c (dw2_asm_output_data_raw,
727 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
728 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
729 * dwarf2out.c (output_cfi, output_cfi_directive,
730 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
731 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
733 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
734 * print-rtl.c (print_rtx): Ditto.
736 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
739 * builtins.c (expand_builtin_pow_root): New function to expand pow
740 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
741 series of sqrt and cbrt calls under -ffast-math.
742 (expand_builtin_pow): Call it.
744 2010-04-14 Michael Matz <matz@suse.de>
746 PR tree-optimization/42963
747 * tree-cfg.c (touched_switch_bbs): New static variable.
748 (group_case_labels_stmt): New function broken out from ...
749 (group_case_labels): ... here, use the above.
750 (start_recording_case_labels): Allocate touched_switch_bbs.
751 (end_recording_case_labels): Deallocate it, call
752 group_case_labels_stmt.
753 (gimple_redirect_edge_and_branch): Remember index of affected BB.
755 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
760 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
764 2010-04-13 Jan Hubicka <jh@suse.cz>
766 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
767 of optimized out static functions.
768 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
769 cost computation. Also sanity check for overflows.
770 (update_caller_keys): Update cgraph_edge_badness call; properly
771 update fibheap and sanity check that it is up to date.
772 (add_new_edges_to_heap): Update cgraph_edge_badness.
773 (cgraph_decide_inlining_of_small_function): Likewise;
774 add sanity checking that badness in heap is up to date;
775 improve dumping of reason; Update badness of calls to the
776 offline copy of function currently inlined; dump badness
777 of functions not inlined because of unit growth limits.
779 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
782 * c-common.c (pointer_int_sum): Disregard overflow that occured only
783 because of sign-extension change when converting to sizetype here...
784 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
786 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
787 the folding to constants. Remove redundant final conversion.
788 (fold_binary) <associate>: Do not associate if the re-association of
789 constants alone overflows.
790 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
791 to the end of the list.
792 (multiple_of_p) <COND_EXPR>: New case.
794 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
796 * opt-functions.awk (opt_sanitized_name): New.
798 * optc-gen.awk: Use it
799 * opth-gen.awk: Use it.
801 2010-04-13 Martin Jambor <mjambor@suse.cz>
803 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
804 (sra_modify_assign): Delete stmts loading dead data even if racc has no
805 children. Call replace_uses_with_default_def_ssa_name to handle
808 2010-04-13 Michael Matz <matz@suse.de>
811 * builtins.c (expand_builtin_interclass_mathfn): Also create
812 a register if the predicate doesn't match.
814 2010-04-13 Diego Novillo <dnovillo@google.com>
816 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
817 * c-pch.c: Include timevar.h.
818 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
819 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
820 * ggc-common.c: Include timevar.h.
821 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
822 * timevar.def (TV_PCH_SAVE): Define.
823 (TV_PCH_CPP_SAVE): Define.
824 (TV_PCH_PTR_REALLOC): Define.
825 (TV_PCH_PTR_SORT): Define.
826 (TV_PCH_RESTORE): Define.
827 (TV_PCH_CPP_RESTORE): Define.
829 2010-04-13 Michael Matz <matz@suse.de>
831 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
833 (can_reassociate_p): New function.
834 (break_up_subtract_bb, reassociate_bb): Use it.
836 2010-04-13 Richard Guenther <rguenther@suse.de>
839 * builtins.c (c_readstr): Fix assert.
841 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
844 when generating cltd insn.
846 (*ashl<mode>3_1): Remove special handling for register operand 2.
847 (*ashlsi3_1_zext): Ditto.
849 (*ashlhi3_1_lea): Ditto.
851 (*ashlqi3_1_lea): Ditto.
852 (*<shiftrt_insn><mode>3_1): Ditto.
853 (*<shiftrt_insn>si3_1_zext): Ditto.
854 (*<shiftrt_insn>qi3_1_slp): Ditto.
855 (*<rotate_insn><mode>3_1): Ditto.
856 (*<rotate_insn>si3_1_zext): Ditto.
857 (*<rotate_insn>qi3_1_slp): Ditto.
859 2010-04-13 Richard Guenther <rguenther@suse.de>
861 * tree-ssa-structalias.c (callused_id): Remove.
862 (call_stmt_vars): New.
863 (get_call_vi): Likewise.
864 (lookup_call_use_vi): Likewise.
865 (lookup_call_clobber_vi): Likewise.
866 (get_call_use_vi): Likewise.
867 (get_call_clobber_vi): Likewise.
868 (make_transitive_closure_constraints): Likewise.
869 (handle_const_call): Adjust to do per-call call-used handling.
870 (handle_pure_call): Likewise.
871 (find_what_var_points_to): Remove general callused handling.
872 (init_base_vars): Likewise.
873 (init_alias_vars): Initialize call_stmt_vars.
874 (compute_points_to_sets): Process call-used and call-clobbered
875 vars for call statements.
876 (delete_points_to_sets): Free call_stmt_vars.
878 2010-04-13 Richard Guenther <rguenther@suse.de>
880 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
881 Only add RW dependence for dependence distance zero.
882 Adjust maximal vectorization factor according to dependences.
883 Move alignment handling ...
884 (vect_find_same_alignment_drs): ... here. New function.
885 (vect_analyze_data_ref_dependences): Adjust.
886 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
887 (vect_analyze_data_refs): Adjust minimal vectorization factor
888 according to data references.
889 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
890 dependences before determining the vectorization factor.
891 Analyze alignment after determining the vectorization factor.
892 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
893 dependences before alignment.
894 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
896 (vect_analyze_data_refs): Likewise.
897 (MAX_VECTORIZATION_FACTOR): New define.
899 2010-04-13 Duncan Sands <baldrick@free.fr>
901 * except.h (lang_eh_type_covers): Remove.
902 * except.c (lang_eh_type_covers): Likewise.
904 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
905 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
907 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
908 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
909 UNITS_PER_LONG where it is ABI relevant.
910 (s390_return_addr_rtx): Likewise.
911 (s390_back_chain_rtx): Likewise.
912 (s390_frame_area): Likewise.
913 (s390_frame_info): Likewise.
914 (s390_initial_elimination_offset): Likewise.
915 (save_gprs): Likewise.
916 (s390_emit_prologue): Likewise.
917 (s390_emit_epilogue): Likewise.
918 (s390_function_arg_advance): Likewise.
919 (s390_function_arg): Likewise.
920 (s390_va_start): Likewise.
921 (s390_gimplify_va_arg): Likewise.
922 (s390_function_profiler): Likewise.
923 (s390_optimize_prologue): Likewise.
924 (s390_rtx_costs): Likewise.
925 (s390_secondary_reload): Likewise.
926 (s390_promote_function_mode): Likewise.
927 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
928 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
930 (s390_unwind_word_mode): New function.
931 (s390_function_value): Split 64 bit values into register pair if
932 used as return value.
933 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
934 function call parameters. Handle parallels.
935 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
936 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
937 (DWARF_CIE_DATA_ALIGNMENT): New macro.
938 (s390_expand_setmem): Remove unused variable src_addr.
939 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
940 deal with 64 bit registers.
941 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
942 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
943 (UNITS_PER_LONG): New macro.
944 * libjava/include/s390-signal.h: Define extended ucontext
945 structure containing the upper halfs of the 64 bit registers.
947 2010-04-13 Simon Baldwin <simonb@google.com>
949 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
951 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
953 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
954 rvalue on the RHS if the LHS is of a non-renamable type.
955 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
957 2010-04-13 Matthias Klose <doko@ubuntu.com>
959 * gcc.c (cc1_options): Handle -iplugindir before processing
960 the cc1 spec. Only add -iplugindir once.
961 (cpp_unique_options): Add -iplugindir option if -fplugin* options
963 * common.opt (iplugindir): Remove `Separate' property, initialize.
964 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
966 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
967 (distclean): Remove plugin dir.
968 * doc/invoke.texi: Document -iplugindir.
970 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
972 * doc/plugins.texi (Loading Plugins): Document short
974 (Plugin API): Mention default_plugin_dir_name function.
976 * gcc.c (find_file_spec_function): Add new declaration.
977 (static_spec_func): Use it for "find-file".
978 (find_file_spec_function): Add new function.
979 (cc1_options): Add -iplugindir option if -fplugin* options found.
981 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
983 * plugin.c (add_new_plugin): Updated comment, and handle short
985 (default_plugin_dir_name): Added new function.
987 * common.opt (iplugindir): New option to set the plugin directory.
989 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.md (any_rotate): New code iterator.
992 (rotate_insn): New code attribute.
994 (SWIM124): New mode iterator.
995 (<rotate_insn>ti3): New expander.
996 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
997 any_rotate code iterator.
998 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
999 using any_rotate code iterator and SWIM124 mode iterator.
1000 (ix86_rotlti3): New insn_and_split pattern.
1001 (ix86_rotrti3): Ditto.
1002 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1003 ix86_rotl{di,ti}3 patterns.
1004 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1005 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1006 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1007 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1008 code iterator and SWI mode iterator.
1009 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1010 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1012 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1013 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1014 (bswap rotatert splitter): Add splitter.
1015 (bswap splitter): Macroize splitter using any_rotate code iterator.
1016 Add insn predicate to split only for TARGET_USE_XCHGB or when
1017 optimizing function for size.
1019 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1021 * config/pa/pa.c (emit_move_sequence): Remove use of
1022 deleted variable flag_argument_noalias.
1024 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1026 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1028 Add to unsupported targets list.
1029 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1030 sparc*-sun-solaris2.[567]* from target lists.
1031 * configure: Regenerate.
1032 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1034 Remove Solaris 7 patch references.
1035 (Specific, sparc-sun-solaris2.7): Removed.
1036 (sparc-sun-solaris2*): Update Solaris 7 example.
1037 (sparc64-*-solaris2*): Likewise.
1039 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1041 * config.build (alpha*-dec-osf4*): Remove.
1042 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1043 of obsolete configurations.
1044 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1046 * config/alpha/t-osf4: Renamed to ...
1047 * config/alpha/t-osf5: ... this.
1048 * config/alpha/osf.h: Renamed to ...
1049 * config/alpha/osf5.h: ... this.
1050 Merged old osf5.h contents.
1052 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1053 (EXTRA_SPECS): Removed.
1054 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1055 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1058 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1060 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1062 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1065 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1066 __thiscall convention.
1068 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1070 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1072 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1074 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1076 * function.c (assign_parms_initialize_all): Add unused attribute
1079 2010-04-12 Richard Guenther <rguenther@suse.de>
1081 * gsstruct.def (GSS_CALL): New.
1082 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1083 * gimple.h: Include tree-ssa-alias.h.
1084 (struct gimple_statement_call): New.
1085 (union gimple_statement_struct_d): Add gimple_call member.
1086 (gimple_call_reset_alias_info): Declare.
1087 (gimple_call_use_set): New function.
1088 (gimple_call_clobber_set): Likewise.
1089 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1090 * gimple.c (gimple_call_reset_alias_info): New function.
1091 (gimple_build_call_1): Call it.
1092 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1093 * tree-inline.c (remap_gimple_stmt): Likewise.
1094 (expand_call_inline): Remove callused handling.
1095 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1096 * tree-dfa.c (dump_variable): Likewise.
1097 * tree-parloops.c (parallelize_loops): Likewise.
1098 * tree-ssa.c (init_tree_ssa): Likewise.
1099 (delete_tree_ssa): Likewise.
1100 * tree-flow-inline.h (is_call_used): Remove.
1101 * tree-flow.h (struct gimple_df): Remove callused member.
1102 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1103 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1104 (ref_maybe_used_by_call_p_1): Simplify.
1105 (call_may_clobber_ref_p_1): Likewise.
1106 * tree-ssa-structalias.c (compute_points_to_sets): Set
1107 the call stmt used and clobbered sets.
1108 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1109 (find_tail_calls): Verify the tail call.
1111 2010-04-12 Richard Guenther <rguenther@suse.de>
1113 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1114 single-iteration always-inline inlining.
1115 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1116 (cgraph_decide_inlining): Do not handle always-inline specially.
1117 (try_inline): Remove always-inline cycle detection special case.
1118 Do not recurse on always-inlines.
1119 (cgraph_early_inlining): Do not iterate if not optimizing.
1120 (cgraph_gate_early_inlining): remove.
1121 (pass_early_inline): Run unconditionally.
1122 (gate_cgraph_decide_inlining): New function.
1123 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1124 not inlining or optimizing.
1125 (cgraph_decide_inlining_of_small_functions): Also consider
1126 always-inline functions.
1127 (cgraph_default_inline_p): Return true for nodes which should
1128 disregard inline limits.
1129 (estimate_function_body_sizes): Assume zero size and time for
1130 nodes which are marked as disregarding inline limits.
1131 (cgraph_decide_recursive_inlining): Do not perform recursive
1132 inlining on always-inline nodes.
1134 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1137 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1138 for exprs satisfying handled_component_p.
1140 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1142 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1143 non-constant aggregate elements.
1145 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1146 is a real initialization.
1148 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1151 * c-decl.c (start_function): Move forward check for nested function.
1153 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1155 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1156 * config/sh/sh.c: Include reload.h.
1157 (sh_legitimize_reload_address): New.
1158 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1159 sh_legitimize_reload_address.
1161 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1163 * config/sh/sh.md (*movqi_pop): New insn pattern.
1164 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1166 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.md (any_shiftrt): New code iterator.
1169 (shiftrt_insn): New code attribute.
1171 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1172 using any_shiftrt code iterator.
1173 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1174 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1175 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1176 pattern from corresponding peephole2 patterns.
1177 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1178 using any_shiftrt code iterator.
1179 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1180 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1181 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1182 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1183 *{ashr,lshr}<mode>3_cmp_zext.
1184 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1186 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1190 (*lshr<mode>3_cconly): Ditto.
1192 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1195 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1196 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1197 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1199 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1200 from corresponding peephole2 patterns.
1201 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1202 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1203 and *lshrdi3_1_rex64 using SWI mode iterator.
1204 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1205 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1206 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1207 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1208 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1209 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1210 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1211 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1212 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1215 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1217 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1218 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1219 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1220 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1222 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1223 from corresponding peephole2 patterns.
1224 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1225 (ashrsi3_cvt): Rename from ashrsi3_31.
1226 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1227 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1228 and x86_64_shift_adj_3 using SWI48 mode iterator.
1229 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1230 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1231 and *ashrdi3_1_rex64 using SWI mode iterator.
1232 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1233 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1234 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1235 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1236 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1237 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1238 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1239 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1240 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1242 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1243 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1244 x86_shift<mode>_adj_3 expanders.
1246 2010-04-10 Wei Guozhi <carrot@google.com>
1249 * config/arm/arm.c (arm_pic_static_addr): New function.
1250 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1252 (arm_output_addr_const_extra): Output expression for new pattern.
1253 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1255 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1257 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1260 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1261 * web.c: Include "insn-config.h" and "recog.h".
1262 (union_match_dups): New function.
1263 (web_main): Call it.
1264 (union_defs): Don't try to recognize match_dups.
1266 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1267 if doing so would replace the entire pattern.
1269 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1274 and splitter pattern. Change splitter operand 1 predicate to
1277 2010-04-09 Martin Jambor <mjambor@suse.cz>
1279 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1280 lattices are addresses of CONST_DECLs with the same initial value.
1281 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1282 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1284 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1285 Bernd Schmidt <bernds@codesourcery.com>
1287 * loop-invariant.c (replace_uses): New static function.
1288 (move_invariant_reg): Use it to ensure we can replace the uses.
1290 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1292 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1294 (picochip_override_options): Enable section anchors only above -O1.
1295 (picochip_reorg): Fixed a couple of build warnings.
1297 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1299 * configure.ac (plugin -rdynamic test): Log result.
1300 * configure: Regenerate.
1301 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1302 (RDYNAMIC_SPEC): Define.
1303 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1305 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1307 * configure.ac: Determine Sun ld version numbers.
1308 (comdat_group): Restrict GNU ld version checks to gld.
1309 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1310 (enable_comdat): Support --enable-comdat.
1311 * configure: Regenerate.
1312 * doc/install.texi (Configuration): Document --enable-comdat.
1314 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1316 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1317 * config/sol2-gld.h: ... here.
1318 * config.gcc (sparc*-*-solaris2*): Reflect this.
1319 (i[34567]86-*-solaris2*): Use it.
1321 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1323 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1325 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1327 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1330 * diagnostic.c (diagnostic_initialize): Initialize
1331 some_warnings_are_errors.
1332 (diagnostic_finish): New.
1333 (diagnostic_action_after_output): Call it before exiting.
1334 (diagnostic_report_diagnostic): Do not print message here. Set
1335 some_warnings_are_errors.
1336 * diagnostic.h (diagnostic_context): Delete
1337 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1338 (diagnostic_finish): Declare.
1339 * toplev.c (toplev_main): Call it before exit.
1341 2010-04-09 Jason Merrill <jason@redhat.com>
1344 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1345 for incomplete type.
1348 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1349 based on a warning flag.
1351 2010-04-09 Richard Guenther <rguenther@suse.de>
1353 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1355 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1358 * varasm.c (default_assemble_visibility): Wrap vars that are
1359 set, but unused, by targets without GAS.
1360 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1361 Remove set, but unused, vars.
1362 (rs6000_legitimize_tls_address): Likewise.
1363 (altivec_expand_dst_builtin): Likewise.
1364 * config/darwin.c (machopic_classify_symbol): Likewise.
1365 (machopic_indirection_name): Likewise.
1367 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1369 * config/i386/i386.md (DWI): New mode iterator.
1370 (S): New mode attribute.
1371 (shift_operand): Ditto.
1372 (shift_immediate_operand): Ditto.
1373 (ashl_input_operand): Ditto.
1374 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1375 using SDWIM mode iterator.
1376 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1377 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1379 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1380 from corresponding peephole2 patterns.
1381 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1382 and x86_64_shift_adj_1 using SWI48 mode iterator.
1383 (x86_shift<mode>_adj_2): Ditto.
1384 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1385 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1386 using SWI48 mode iterator.
1387 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1388 *ashldi3_cmp_rex64 using SWI mode iterator.
1389 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1390 *ashldi3_cconly_rex64 using SWI mode iterator.
1391 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1392 x86_shift<mode>_adj_{1,2}.
1393 (ix86_split_ashr): Ditto.
1394 (ix86_split_lshr): Ditto.
1396 2010-04-09 Richard Guenther <rguenther@suse.de>
1398 * target.h (builtin_conversion): Pass in input and output types.
1399 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1400 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1401 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1402 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1404 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1406 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1408 2010-04-09 Richard Guenther <rguenther@suse.de>
1411 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1413 2010-04-09 Richard Guenther <rguenther@suse.de>
1415 * tree-vectorizer.h (struct _stmt_vec_info): Document
1416 that vectype is the type of the LHS.
1417 (supportable_widening_operation, supportable_narrowing_operation):
1418 Get both input and output vector types as arguments.
1419 (vect_is_simple_use_1): Declare.
1420 (get_same_sized_vectype): Likewise.
1421 * tree-vect-loop.c (vect_determine_vectorization_factor):
1422 Set STMT_VINFO_VECTYPE to the vector type of the def.
1423 (vectorizable_reduction): Adjust.
1424 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1425 Adjust. Specify the output vector type.
1426 (vect_pattern_recog_1): Adjust.
1427 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1428 (vectorizable_call): Adjust.
1429 (vectorizable_conversion): Likewise.
1430 (vectorizable_operation): Likewise.
1431 (vectorizable_type_demotion): Likewise.
1432 (vectorizable_type_promotion): Likewise.
1433 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1435 (vect_is_simple_use_1): New function.
1436 (supportable_widening_operation): Get both input and output
1438 (supportable_narrowing_operation): Likewise.
1439 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1441 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1443 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1444 __thiscall and _thiscall as predefined macros.
1445 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1446 thiscall attribute handling.
1447 (ix86_comp_type_attributes): Likewise.
1448 (ix86_function_regparm): Likewise.
1449 (ix86_return_pops_args): Likewise.
1450 (init_cumulative_args): Likewise.
1451 (find_drap_reg): Likewise.
1452 (ix86_static_chain): Likewise.
1453 (x86_this_parameter): Likewise.
1454 (x86_output_mi_thunk): Likewise.
1455 (ix86_attribute_table): Add description for thiscall attribute.
1456 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1457 * doc/extend.texi: Add documentation for thiscall.
1459 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1462 * c.opt (Wint-to-pointer-cast): Available in C++.
1463 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1465 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1467 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1468 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1469 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1470 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1471 function type instead. Reorder and simplify checks.
1473 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1475 2010-04-08 Jing Yu <jingyu@google.com>
1476 Zdenek Dvorak <ook@ucw.cz>
1478 PR tree-optimization/42720
1479 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1480 loop unswitch conditions here from ...
1481 (tree_unswitch_single_loop): ... here.
1483 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1485 * tree-if-conv.c: Fix comments and simplify logic.
1487 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1489 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1490 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1491 (main_tree_if_conversion): Update call to tree_if_conversion.
1493 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1496 * doc/invoke.texi (-b,-V): Delete.
1497 * doc/tm.texi: Do not mention -b.
1498 * gcc.c (display_help): Delete -b and -V.
1499 (process_command): Delete -b and -V.
1500 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1502 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1503 Wolfgang Gellerich <gellerich@de.ibm.com>
1505 Implement target hook for loop unrolling
1506 * target.h (loop_unroll_adjust): Add a new target hook function.
1507 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1508 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1509 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1510 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1511 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1513 (decide_unroll_stupid): Likewise.
1515 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1518 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1520 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1522 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1523 (Specific, *-*-solaris2*): Likewise.
1524 Don't prefer Sun as over GNU as.
1526 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1528 * config/s390/s390.c (override_options): Adjust the z10
1529 defaults for max-unroll-times, max-completely-peeled-insns
1530 and max-completely-peel-times.
1532 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1534 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1535 instructions for z10.
1536 (s390_expand_setmem): Likewise.
1537 (s390_expand_cmpmem): Likewise.
1539 2010-04-08 Richard Guenther <rguenther@suse.de>
1541 PR tree-optimization/43679
1542 * tree-ssa-pre.c (eliminate): Only propagate copies.
1544 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1547 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1548 set but not used variable warning.
1550 2010-04-08 Wei Guozhi <carrot@google.com>
1553 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1554 (arm_size_rtx_costs): Call the new function when optimized for size.
1556 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1559 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1560 op0 is not a MEM, just return NULL instead of assertion
1562 (discover_nonconstant_array_refs): Don't walk debug stmts.
1564 2010-04-08 Doug Kwan <dougkwan@google.com>
1566 * configure.ac: Recognize gold and do not use its version number
1567 to test ld features.
1568 * configure: Regenerate.
1570 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1573 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1574 (negate_value): Move code to push elements to broken_up_substracts ...
1575 (eliminate_plus_minus_pair): ... here. Push operands that have no
1576 negative pair to plus_negates.
1577 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1579 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1581 * doc/install.texi (Configuration): Move description of
1582 --enable-lto, --with-libelf*, --enable-gold from Java section to
1585 * doc/generic.texi (Working with declarations)
1586 (Function Properties, C and C++ Trees): Fix typos.
1587 * doc/sourcebuild.texi (Top Level): Likewise.
1589 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1592 * tree.h (DECL_READ_P): Define.
1593 (struct tree_decl_common): Add decl_read_flag.
1594 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1595 a set but not used warning.
1596 (merge_decls): Merge DECL_READ_P flag.
1597 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1598 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1599 * c-common.c (handle_used_attribute, handle_unused_attribute):
1601 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1603 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1605 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1606 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1607 c_parser_binary_expression, c_parser_cast_expression,
1608 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1609 Call default_function_array_read_conversion instead of
1610 default_function_array_conversion where needed.
1611 (c_parser_unary_expression, c_parser_conditional_expression,
1612 c_parser_postfix_expression_after_primary, c_parser_initelt):
1613 Likewise. Call mark_exp_read where needed.
1614 (c_parser_statement_after_labels, c_parser_asm_operands,
1615 c_parser_typeof_specifier, c_parser_sizeof_expression,
1616 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1618 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1620 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1621 (warn_unused_but_set_parameter): Default to warn_unused
1623 * doc/invoke.texi: Document -Wunused-but-set-variable and
1624 -Wunused-but-set-parameter.
1626 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1627 used count variable.
1628 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1629 when operandN variables aren't used in the body of the expander
1631 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1632 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1633 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1634 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1635 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1636 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1637 * tree.c (PROCESS_ARG): Likewise.
1639 2010-04-07 Simon Baldwin <simonb@google.com>
1641 * diagnostic.h (diagnostic_override_option_index): New macro to
1642 set a diagnostic's option_index.
1643 * c-tree.h (c_cpp_error): Add warning reason argument.
1644 * opts.c (_warning_as_error_callback): New.
1645 (register_warning_as_error_callback): Store callback for
1646 warnings enabled via enable_warning_as_error.
1647 (enable_warning_as_error): Call callback, minor code tidy.
1648 * opts.h (register_warning_as_error_callback): Declare.
1649 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1650 response to -Werror=.
1651 (c_common_init_options): Register warning_as_error_callback in opts.c.
1652 * common.opt: Add -Wno-cpp option.
1653 * c-common.c (struct reason_option_codes_t): Map cpp warning
1654 reason codes to gcc option indexes.
1655 * (c_option_controlling_cpp_error): New function, lookup the gcc
1656 option index for a cpp warning reason code.
1657 * (c_cpp_error): Add warning reason argument, call
1658 c_option_controlling_cpp_error for diagnostic_override_option_index.
1659 * doc/invoke.texi: Document -Wno-cpp.
1661 2010-04-07 Richard Guenther <rguenther@suse.de>
1663 * ipa-reference.c (mark_load): Use get_base_address.
1664 (mark_store): Likewise.
1666 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1667 inserting GIMPLE_NOPs into the IL.
1668 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1669 Explicitly strip handled components and indirect references.
1671 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1672 folding address expressions.
1673 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1674 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1675 operand_equal_p to compare decls.
1676 (ptr_deref_may_alias_decl_p): Likewise.
1677 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1678 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1679 Handle reversed comparison ops.
1680 * tree-sra.c (asm_visit_addr): Use get_base_address.
1681 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1682 * ipa-reference.c (mark_address): Use get_base_address.
1684 2010-04-07 Richard Guenther <rguenther@suse.de>
1686 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1687 Propagate constants everywhere.
1689 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1692 * tree.c (MAX_INT_CACHED_PREC): Define.
1693 (nonstandard_integer_type_cache): New array.
1694 (build_nonstandard_integer_type): Cache results for precision
1695 <= MAX_INT_CACHED_PREC.
1697 2010-04-07 Richard Guenther <rguenther@suse.de>
1699 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1700 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1701 * common.opt: Likewise.
1702 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1703 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1704 (nonoverlapping_memrefs_p): Likewise.
1705 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1706 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1707 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1708 OPT_fargument_noalias_global for backward compatibility.
1710 2010-04-07 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/43270
1713 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1714 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1715 * tree-ssa-pre.c (phi_translate_1): Adjust.
1716 (fully_constant_expression): Split out vn_reference handling to ...
1717 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1718 Fold reads from constant strings.
1719 (vn_reference_lookup): Handle fully constant references.
1720 (vn_reference_lookup_pieces): Likewise.
1721 * Makefile.in (expmed.o-warn): Add -Wno-error.
1723 2010-04-07 Martin Jambor <mjambor@suse.cz>
1725 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1727 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1730 * gcc.c: Add -static-libstdc++ to list of recognized options.
1732 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1736 2010-04-07 Richard Guenther <rguenther@suse.de>
1739 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1740 bases build simple mem attributes to retain points-to information.
1742 2010-04-07 Richard Guenther <rguenther@suse.de>
1745 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1746 preserve points-to related information.
1748 2010-04-07 Richard Guenther <rguenther@suse.de>
1751 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1752 discard plain indirect references.
1753 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1754 * tree.c (tree_nop_conversion): Likewise.
1756 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1759 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1761 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1763 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1764 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1766 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1768 * tree-if-conv.c: Fix indentation and comments.
1770 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1772 * tree-if-conv.c: Sort static functions in topological order.
1774 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1776 * tree-if-conv.c: Fix indentation and comments.
1778 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1781 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1782 lang_hooks.types.type_for_size instead of
1783 build_nonstandard_integer_type.
1784 When converting an unsigned type to signed, double its precision.
1785 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1786 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1787 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1790 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1793 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1794 POINTER_PLUS_EXPR for pointer types.
1796 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1799 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1800 * graphite-clast-to-gimple.c: Include langhooks.h.
1801 (max_signed_precision_type): New.
1802 (max_precision_type): Takes two types as arguments.
1803 (precision_for_value): New.
1804 (precision_for_interval): New.
1805 (gcc_type_for_interval): New.
1806 (gcc_type_for_value): New.
1807 (gcc_type_for_clast_term): New.
1808 (gcc_type_for_clast_red): New.
1809 (gcc_type_for_clast_bin): New.
1810 (gcc_type_for_clast_expr): Split up into several functions.
1811 (gcc_type_for_clast_eq): Rewritten.
1812 (compute_bounds_for_level): New.
1813 (compute_type_for_level_1): New.
1814 (compute_type_for_level): New.
1815 (gcc_type_for_cloog_iv): Removed.
1816 (gcc_type_for_iv_of_clast_loop): Rewritten.
1817 (graphite_create_new_loop): Compute the lower and upper bound types
1818 with gcc_type_for_clast_expr.
1819 (graphite_create_new_loop_guard): Same.
1820 (find_cloog_iv_in_expr): Removed.
1821 (compute_cloog_iv_types_1): Removed.
1822 (compute_cloog_iv_types): Removed.
1823 (gloog): Do not call compute_cloog_iv_types.
1824 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1826 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1827 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1828 (GBB_CLOOG_IV_TYPES): Removed.
1830 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1832 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1833 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1834 (detect_commutative_reduction): Same.
1836 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1838 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1839 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1841 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1842 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1843 (rewrite_commutative_reductions_out_of_ssa): Same.
1844 * passes.c (execute_function_todo): Call verify_ssa for every pass
1845 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1846 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1847 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1848 with an extra argument.
1849 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1850 verify_ssa only when the extra argument is true.
1851 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1852 with an extra argument.
1853 (tree_transform_and_unroll_loop): Same.
1855 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1857 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1858 for all the passes of the LNO having LOOP_CLOSED_SSA.
1859 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1860 * tree-loop-distribution.c (pass_loop_distribution): Same.
1861 * tree-pass.h (TODO_verify_loops): Removed.
1862 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1864 (pass_tree_unswitch): Same.
1865 (pass_predcom): Same.
1866 (pass_vectorize): Same.
1867 (pass_linear_transform): Same.
1868 (pass_graphite_transforms): Same.
1869 (pass_iv_canon): Same.
1870 (pass_complete_unroll): Same.
1871 (pass_complete_unrolli): Same.
1872 (pass_parallelize_loops): Same.
1873 (pass_loop_prefetch): Same.
1874 (pass_iv_optimize): Same.
1876 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1879 * passes.c (init_optimization_passes): Move pass_lim before
1880 pass_copy_prop and pass_dce_loop.
1882 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1885 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1886 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1887 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1888 MULTI_* defines for 4 argument vpermil2p* builtins.
1890 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1892 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1893 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1894 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1895 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1896 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1897 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1898 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1899 Use x86_maybe_negate_const_int to output insn mnemonic.
1900 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1901 check from instruction predicate. Update comments.
1902 * config/i386/sync.md (sync_add<mode>): Use
1903 x86_maybe_negate_const_int to output insn mnemonic.
1905 2010-04-06 Jan Hubicka <jh@suse.cz>
1907 PR tree-optimization/42906
1908 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1909 IGNORE_SELF argument. Set visited_control_parents for fully
1911 (find_obviously_necessary_stmts): Update call of
1912 mark_control_dependent_edges_necessary.
1913 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1915 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1917 * config/i386/i386.md: Remove comment about 'e' and 'E'
1920 2010-04-06 Richard Guenther <rguenther@suse.de>
1922 PR tree-optimization/43627
1923 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1924 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1927 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1929 * BASE-VER: Change to 4.6.0.
1932 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1935 2010-04-06 Richard Guenther <rguenther@suse.de>
1938 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1940 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1942 * doc/invoke.texi (Optimize Options): Document that LTO
1943 won't remove object access purely due to incompatible
1946 2010-04-04 Matthias Klose <doko@ubuntu.com>
1948 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1949 Initialize variable.
1951 2010-04-03 Richard Guenther <rguenther@suse.de>
1954 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1955 require a non-NULL MEM_OFFSET.
1957 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1959 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1960 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1961 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1962 config/alpha/predicates.md, config/arm/arm.md,
1963 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1964 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1965 config/darwin9.h, config/darwin.c, config/darwin.h,
1966 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1967 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1968 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1969 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1970 config/mips/mips.md, config/mn10300/mn10300.c,
1971 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1972 config/rs6000/aix.h, config/rs6000/dfp.md,
1973 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1974 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1975 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1976 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1977 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1978 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1979 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1980 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1981 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1982 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1983 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1984 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1985 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1986 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1987 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1988 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1989 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1990 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1991 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1992 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1993 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1994 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1995 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1996 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1997 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1998 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1999 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2000 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2001 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2002 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2003 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2004 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2005 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2006 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2007 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2008 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2010 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2013 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2014 * aclocal.m4: Regenerate.
2016 2010-04-02 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/43629
2019 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2020 if we have seen a constant value.
2022 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2024 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2026 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2029 * arm.c (legitimize_tls_address): Adjust call to
2030 gen_tls_load_dot_plus_four.
2031 (arm_note_pic_base): New function.
2032 (arm_cannot_copy_insn_p): Use it.
2033 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2036 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2041 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2043 * Makefile.in ($(out_object_file)): Depend on
2044 gt-$(basename $(notdir $(out_file))).h.
2046 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2048 * config.gcc (lm32-*-rtems*): Add t-lm32.
2050 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2052 * config.gcc: Add lm32-*-rtems*.
2053 * config/lm32/rtems.h: New file.
2055 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2058 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2060 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2062 * dwarf2out.c (output_compilation_unit_header): For
2063 -gdwarf-4 use version 4 instead of version 3.
2064 (output_line_info): For version 4 and above emit additional
2065 maximum ops per insn header field.
2066 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2068 * dwarf2out.c (is_c_family, is_java): Remove.
2069 (lower_bound_default): New function.
2070 (add_bound_info, gen_descr_array_type_die): Use it.
2072 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2075 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2076 re-declaration when it happens in a function.
2078 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2080 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2081 (cgraph_remove_function_insertion_hook): Same.
2082 (cgraph_call_function_insertion_hooks): Same.
2084 2010-04-01 Richard Guenther <rguenther@suse.de>
2087 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2088 and TREE_THIS_VOLATILE.
2089 (copy_ref_info): Likewise.
2090 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2091 * tree.c (build6_stat): Ignore side-effects of all but arg5
2092 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2095 2010-04-01 Richard Guenther <rguenther@suse.de>
2097 PR tree-optimization/43607
2098 * ipa-type-escape.c (check_call): Do not access non-existing
2101 2010-04-01 Richard Guenther <rguenther@suse.de>
2105 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2106 Jack Howarth <howarth@bromo.med.uc.edu>
2108 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2111 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2113 * doc/install.texi (Prerequisites): Document libelf usability on
2114 IRIX 5/6 and Solaris 2.
2115 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2116 Update GNU as, GNU ld requirements.
2117 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2118 Document Sun Studio compiler download.
2119 Update and simplify as, ld recommendations.
2120 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2122 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2124 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2125 with_tune_32 to pentium4.
2127 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2129 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2131 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2133 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2134 obsoletion, removal.
2136 Document GNU as requirement.
2137 Update configure requirements.
2138 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2139 Recomment IRIX 6.5.18+.
2140 Document IDF/IDL requirement.
2141 Document GNU as requirement.
2142 Document GNU ld bootstrap failure.
2143 Remove freeware.sgi.com reference.
2145 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2147 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2148 UNIX V4.0, V5.0 obsoletion, removal.
2149 Remove --with-gc=simple reference.
2150 Update VM requirements during bootstrap.
2151 Remove -oldas bootstrap description.
2152 Update binutils reference.
2153 Remove comparison failure note.
2155 2010-03-31 Richard Guenther <rguenther@suse.de>
2156 Zdenek Dvorak <ook@ucw.cz>
2157 Sebastian Pop <sebastian.pop@amd.com>
2160 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2161 with multiple arguments.
2162 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2164 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2166 * graphite-dependences.c (print_pddr): Call print_pdr with an
2168 * graphite-poly.c (debug_pdr): Add an extra argument for the
2171 (print_pbb_domain): Same.
2173 (print_scop_context): Same.
2175 (print_cloog): Same.
2176 (debug_pbb_domain): Same.
2180 (debug_scop_context): Same.
2182 (debug_cloog): Same.
2183 (print_scop_params): Same.
2184 (debug_scop_params): Same.
2185 (print_iteration_domain): Same.
2186 (print_iteration_domains): Same.
2187 (debug_iteration_domain): Same.
2188 (debug_iteration_domains): Same.
2189 (print_scattering_function): Same.
2190 (print_scattering_functions): Same.
2191 (debug_scattering_function): Same.
2192 (debug_scattering_functions): Same.
2193 * graphite-poly.h (debug_pdr): Update declaration.
2195 (print_pbb_domain): Same.
2197 (print_scop_context): Same.
2199 (print_cloog): Same.
2200 (debug_pbb_domain): Same.
2204 (debug_scop_context): Same.
2206 (debug_cloog): Same.
2207 (print_scop_params): Same.
2208 (debug_scop_params): Same.
2209 (print_iteration_domain): Same.
2210 (print_iteration_domains): Same.
2211 (debug_iteration_domain): Same.
2212 (debug_iteration_domains): Same.
2213 (print_scattering_function): Same.
2214 (print_scattering_functions): Same.
2215 (debug_scattering_function): Same.
2216 (debug_scattering_functions): Same.
2218 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2220 * graphite-poly.c (print_scattering_function_1): New.
2221 (print_scattering_function): Call it.
2222 (print_scop_params): Remove spaces at the end of lines.
2225 * graphite-poly.h (print_cloog): Declared.
2226 (debug_cloog): Declared.
2228 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2230 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2232 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2233 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2234 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2235 to switch between adding the IV bump in loop->latch or in loop->header.
2237 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2239 * graphite-poly.c (print_scattering_function): Pretty print following
2242 (print_pbb_domain): Same.
2243 (dump_gbb_cases): Same.
2244 (dump_gbb_conditions): Same.
2247 (print_scop_params): Same.
2248 (print_scop_context): Same.
2250 (print_pbb_body): New.
2251 (lst_indent_to): New.
2252 (print_lst): Start new lines with a #.
2253 * graphite-poly.h (pbb_bb): New.
2254 (pbb_index): Use pbb_bb.
2255 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2257 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2259 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2261 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2262 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2263 and 0 instead of 1 for dw_val_class_flag.
2264 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2265 dw_val_class_range_list, dw_val_class_loc_list,
2266 dw_val_class_lineptr and dw_val_class_macptr, use
2267 DW_FORM_flag_present for dw_val_class_flag and
2268 DW_FORM_exprloc for dw_val_class_loc.
2269 (output_die): For -gdwarf-4 print dw_val_class_loc
2270 size as uleb128 instead of 1 or 2 bytes and don't print
2271 anything for dw_val_class_flag.
2273 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2274 instead of cselib_lookup following by tweaking locs->setting_insn.
2277 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2278 even before returning from label, setjmp call or volatile asm
2281 2010-03-31 Richard Guenther <rguenther@suse.de>
2284 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2285 temporary data on stack.
2287 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2289 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2290 (PUSHSECTION_ASM_OP): Remove.
2291 (POPSECTION_ASM_OP): Remove.
2292 (PUSHSECTION_FORMAT): Remove.
2293 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2294 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2295 * config/sol2.c (solaris_output_init_fini): Use it.
2297 2010-03-31 Jie Zhang <jie@codesourcery.com>
2300 * opt-functions.awk (var_type_struct): Use signed char type
2301 for simple variables.
2303 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2305 * config/sol2.c: Include output.h.
2306 (solaris_assemble_visibility): New function.
2307 * config/t-sol2 (sol2.o): Add output.h dependency.
2308 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2309 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2312 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2315 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2316 V2SImode or XFmode on PRE_DEC.
2319 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2322 2010-03-31 Jie Zhang <jie@codesourcery.com>
2325 * reload.h (caller_save_initialized_p): Declare.
2326 * toplev.c (backend_init_target): Don't call
2327 init_caller_save but set caller_save_initialized_p to false.
2328 * caller-save.c (caller_save_initialized_p): Define.
2329 (init_caller_save): Check caller_save_initialized_p.
2330 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2332 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2335 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2336 and soft-fp/t-softfp to tmake_file.
2337 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2338 (LIBGCC2_TF_CEXT): Define.
2341 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2344 * cselib.c (n_useless_values): Document handling of debug locs.
2345 (n_useless_debug_values, n_debug_values): New variables.
2346 (new_elt_loc_list): Don't add to debug values, keep count.
2347 (promote_debug_loc): New.
2348 (cselib_reset_table): Zero new variables.
2349 (entry_and_rtx_equal_p): Promote debug locs.
2350 (discard_useless_locs): Increment n_useless_debug_values for
2352 (remove_useless_values): Adjust n_useless_values and n_debug_values
2353 with n_useless_debug_values.
2354 (add_mem_for_addr): Promote debug locs.
2355 (cselib_lookup_mem): Likewise.
2356 (cselib_lookup_addr): Renamed to...
2357 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2358 (cselib_log_lookup): ... this. Turn into...
2359 (cselib_lookup_addr): ... new wrapper.
2360 (cselib_lookup_from_insn): New.
2361 (cselib_invalidate_regno): Increment n_useless_debug_values for
2363 (cselib_invalidate_mem): Likewise.
2364 (cselib_process_insn): Take n_deleted and n_debug_values into
2365 account to guard remove_useless_value call.
2366 (cselib_finish): Zero n_useless_debug_values.
2367 * cselib.h (cselib_lookup_from_insn): Declare.
2368 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2369 (sched_analyze_2): Likewise.
2371 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2373 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2375 (adjust_mems): Replace narrowing SUBREG of expression containing
2376 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2377 with operations in the narrower mode.
2380 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2381 regs_invalidated_by_call instead all call_used_reg_set registers.
2383 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2386 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2387 pointer comparisons with types_compatible_p.
2388 * tree-vect-stmts.c (vectorizable_call): Same.
2389 (vectorizable_condition): Same.
2391 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2393 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2394 stack check if the mask would be zero.
2396 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2397 Jack Howarth <howarth@bromo.med.uc.edu>
2399 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2402 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2405 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2407 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2408 Include ___unordxf2 and ___unordtf2.
2409 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2412 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2414 * config/lm32/t-lm32: New file.
2415 * config.gcc: Use the above file when targetting lm32.
2417 2010-03-28 Duncan Sands <baldrick@free.fr>
2419 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2421 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2424 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2425 Improve vectorization cost model diagnostic.
2427 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2430 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2431 compute_data_dependences_for_loop returns false, early exit
2432 and output an extra diagnostic for the failed data reference
2435 2010-03-29 Richard Guenther <rguenther@suse.de>
2437 PR tree-optimization/43560
2438 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2439 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2441 2010-03-29 Jie Zhang <jie@codesourcery.com>
2444 * toplev.c (process_options): Set optimization_default_node
2445 and optimization_current_node.
2446 * opts.c (decode_options): Don't set optimization_default_node
2447 and optimization_current_node.
2449 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2451 * config/rtems.h: Abandon -qrtems_debug.
2453 2010-03-28 Jan Hubicka <jh@suse.cz>
2455 PR tree-optimization/43505
2456 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2457 map should not be copied.
2459 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2462 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2463 cdtors, set DECL_PRESERVE_P.
2464 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2467 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2469 PR tree-optimization/43528
2470 * stor-layout.c (place_field): Check that constant fits into
2471 unsigned HWI when skipping calculation of MS bitfield layout.
2473 2010-03-27 Jan Hubicka <jh@suse.cz>
2476 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2477 notice_global_symbol work.
2479 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2481 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2482 instead of dwarf2out_decl.
2483 (struct var_loc_node): Remove section_label field.
2484 (dwarf2out_function_decl): New function.
2485 (dwarf2out_var_location): Don't set section_label field.
2486 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2488 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2490 PR tree-optimization/43544
2491 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2492 First argument for builtin vectorized function hook is now a
2493 tree to be able to distinguish between machine specific and
2495 * targhooks.c (default_builtin_vectorized_function): Ditto.
2496 * targhooks.h (default_builtin_vectorized_function): Ditto.
2497 * target.h (struct gcc_target): Ditto.
2498 * tree-vect-stmts.c (vectorizable_function): Ditto.
2499 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2500 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2503 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2506 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2507 nested binding iff it is a FUNCTION_DECL.
2508 (store_parm_decls_newstyle): Pass nested=true to bind for
2509 FUNCTION_DECLs amongst parameters.
2511 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2513 * var-tracking.c (vt_expand_loc_callback): Don't run
2514 cselib_expand_value_rtx_cb in dummy mode if
2515 cselib_dummy_expand_value_rtx_cb returned false.
2517 * var-tracking.c (emit_note_insn_var_location): For one part
2518 notes with offset 0, don't add EXPR_LIST around the location.
2519 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2520 add_location_or_const_value_attribute): Adjust for that change.
2523 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2524 into first operand and location into second.
2525 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2526 dw_cfi_oprnd_loc for DW_CFA_expression.
2527 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2528 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2529 assume first argument is regnum and second argument is location.
2531 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2534 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2535 of scratch register to DImode. Split to DImode comparison operator.
2536 Use SImode subreg of scratch register in the multiplication.
2537 (*cmp_sadd_sidi): Ditto.
2538 (*cmp_ssub_si): Ditto.
2539 (*cmp_ssub_sidi): Ditto.
2541 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2545 Remove invalid assert and wrong comment.
2547 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2550 * flags.h (final_insns_dump_p): New extern.
2551 * final.c (final_insns_dump_p): New variable.
2552 (rest_of_clean_state): Set it before -fdump-final-insns=
2553 dumping, clear afterwards.
2554 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2555 MEM_ALIAS_SET on MEMs.
2557 2010-03-26 David S. Miller <davem@davemloft.net>
2559 * configure.ac: Fix sparc GOTDATA_OP bug check.
2560 * configure: Rebuild.
2562 2010-03-26 Alan Modra <amodra@gmail.com>
2564 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2566 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2568 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2569 TLS_SECTION_ASM_FLAG.
2571 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2574 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2575 Clear first_function_block_is_cold.
2578 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2579 argument if the argument is truth_value_p.
2581 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2583 * config/rs6000/constraints.md: Update copyright year for my changes.
2586 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2587 used in reg+reg addressing, swap registers.
2589 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2592 * target.h (struct gcc_target): Add code_end hook.
2593 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2595 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2596 * toplev.c (compile_file): Call targetm.asm_out.code_end
2597 hook before unwind info/debug info output.
2598 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2599 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2600 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2601 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2602 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2603 * config/i386/i386.c (ix86_file_end): Renamed to...
2604 (ix86_code_end): ... this. Make static. Don't call
2605 file_end_indicate_exec_stack. Emit unwind info using
2606 final_start_function/final_end_function.
2607 (darwin_x86_file_end): Remove.
2608 (TARGET_ASM_CODE_END): Define.
2609 * config/i386/i386.h (TARGET_ASM_FILE_END,
2610 NEED_INDICATE_EXEC_STACK): Don't define.
2611 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2612 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2613 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2614 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2617 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2618 at the beginning and final_end_function at the end.
2619 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2621 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2623 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2624 and Sun as TLS syntax.
2625 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2626 * configure: Regenerate.
2627 * config.in: Regenerate.
2628 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2629 (default_elf_asm_named_section): Use it.
2630 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2631 (i386_output_dwarf_dtprel): Likewise.
2632 (output_addr_const_extra): Likewise.
2633 (output_pic_addr_const): Lowercase @GOTTPOFF.
2634 (output_addr_const_extra): Likewise.
2635 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2636 (output_addr_const_extra): Likewise.
2637 (output_pic_addr_const): Lowercase @INDNTPOFF.
2638 (output_addr_const_extra): Likewise.
2639 (output_pic_addr_const): Lowercase @NTPOFF.
2640 (output_addr_const_extra): Likewise.
2641 (output_pic_addr_const): Lowercase @TPOFF.
2642 (output_addr_const_extra): Likewise.
2643 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2644 (*tls_global_dynamic_64): Likewise.
2645 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2646 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2648 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2649 (ASM_OUTPUT_TLS_COMMON): Use it.
2650 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2653 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2654 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2655 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2656 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2657 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2658 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2660 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2662 * config/i386/i386.c (override_options): Don't accept
2663 -mtls-dialect=sun any longer.
2664 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2665 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2666 (*tls_local_dynamic_base_32_sun): Likewise.
2667 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2669 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2672 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2673 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2676 * ira.c (adjust_cleared_regs): New function.
2677 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2681 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2683 * expr.c (expand_expr_real): Restore previous
2684 curr_insn_source_location and curr_insn_block after
2685 expand_expr_real_1 call.
2686 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2687 instead of expand_expr_real_1.
2689 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2691 PR rtl-optimization/43413
2692 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2695 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2698 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2699 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2701 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2703 * config/i386/i386.c (ix86_target_string): Add -mfma.
2704 Fix a typo in comment.
2706 2010-03-22 Mike Stump <mikestump@comcast.net>
2709 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2710 Don't overly align based upon packed packed fields.
2712 2010-03-22 Jason Merrill <jason@redhat.com>
2714 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2715 Use () rather than [], and move before the element type.
2717 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2719 * doc/configfiles.texi (Configuration Files): Removed
2720 fixinc/Makefile*, intl/Makefile.*.
2721 * doc/makefile.texi: Fixed markup. Abstract from version
2722 control system used.
2723 (Makefile): Removed obsolete gcc/java/parse.y example.
2724 * doc/sourcebuild.texi: Likewise.
2725 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2726 libgomp, libssp. Removed fastjar.
2727 (Miscellaneous Docs): Clarify location.
2728 Added COPYING3, COPYING3.LIB.
2729 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2731 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2734 * config/i386/i386.c (x86_function_profiler)
2735 [!NO_PROFILE_COUNTERS]: Fix typo.
2736 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2739 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2740 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2742 * doc/sourcebuild.texi (Test Directives): Split into six
2743 subsections, with most of the current text in new subsections
2744 Directives, Selectors, and Final Actions.
2745 (Directives): Split list of test directives into multiple
2747 (Selectors): Describe use and syntax of selectors.
2748 (Effective-Target Keywords): Describe all existing keywords.
2749 (Add Options): Describe features for dg-add-options.
2750 (Require Support): Describe variants of dg-require-support.
2751 (Final Actions): Describe commands to use in dg-final.
2753 2010-03-22 Michael Matz <matz@suse.de>
2756 * recog.c (validate_replace_rtx_group): Replace also in
2757 REG_EQUAL and REG_EQUIV notes.
2759 2010-03-22 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/43390
2762 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2763 sure vector extracts are type correct.
2765 2010-03-22 Richard Guenther <rguenther@suse.de>
2768 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2769 x * sqrt (x) even when optimizing for size if the target
2770 has native support for sqrt.
2772 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2774 * varasm.c (make_decl_rtl_for_debug): Also clear
2775 flag_mudflap for the duration of make_decl_rtl call.
2778 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2779 locs from preserved VALUEs.
2781 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2784 * pa.md (movmemsi): Set align to one if zero.
2785 (movmemdi): Likewise.
2787 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2790 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2791 with their corresponding prologue pushes.
2793 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2796 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2797 at the begining or end.
2798 (spu_expand_epilogue): Likewise.
2800 2010-03-20 Richard Guenther <rguenther@suse.de>
2802 PR rtl-optimization/43438
2803 * combine.c (make_extraction): Properly zero-/sign-extend an
2804 extraction of the low part of a CONST_INT. Also handle
2807 2010-03-19 Mike Stump <mikestump@comcast.net>
2809 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2810 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2811 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2813 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2816 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2819 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2821 PR rtl-optimization/42258
2822 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2823 use that may match DEF.
2826 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2827 the cost of loading the constant rather than assuming
2829 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2830 outer code is AND, do the same tests as the andsi3 expander and
2831 return COSTS_N_INSNS (1) if and is cheap.
2833 * optabs.c (avoid_expensive_constant): Fix formatting.
2835 2010-03-19 Michael Matz <matz@suse.de>
2838 * attribs.c (decl_attributes): When rebuilding a function pointer
2839 type use the same qualifiers as the original pointer type.
2841 2010-03-19 Martin Jambor <mjambor@suse.cz>
2843 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2844 and is_gimple_ip_invariant_address.
2846 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2849 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2851 * config/arm/arm.c (arm_override_options): Turn off
2852 flag_dwarf2_cfi_asm for AAPCS variants.
2854 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2857 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2858 Use PRE_MODIFY instead of PRE_DEC.
2859 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2860 (vfp_emit_fstmd): Likewise.
2862 2010-03-19 Michael Matz <matz@suse.de>
2865 * builtins.c (expand_builtin_interclass_mathfn,
2866 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2869 2010-03-19 Richard Guenther <rguenther@suse.de>
2871 PR tree-optimization/43415
2872 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2873 (phi_translate_1): ... this.
2874 (phi_translate): Move all caching here. Cache all NARY
2875 and REFERENCE translations.
2877 2010-03-19 David S. Miller <davem@davemloft.net>
2879 With help from Eric Botcazou.
2880 * config/sparc/sparc.c: Include dwarf2out.h.
2881 (emit_pic_helper): Delete.
2882 (pic_helper_symbol_name): Delete.
2883 (pic_helper_emitted_p): Delete.
2884 (pic_helper_needed): New.
2885 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2886 (get_pc_thunk_name): New.
2887 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2888 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2889 Set pic_helper_needed to true. Don't call emit_pic_helper.
2890 (sparc_expand_prologue): Update load_pic_register call.
2891 (sparc_output_mi_thunk): Likewise.
2892 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2893 thunk if possible. Output CFI information as needed.
2895 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2896 Jack Howarth <howarth@bromo.med.uc.edu>
2899 * config/i386/i386.h: Fix ABI on darwin x86-32.
2901 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2903 * tree.h: Declare make_decl_rtl_for_debug.
2904 * varasm.c (make_decl_rtl_for_debug): New.
2905 * dwarf2out.c (rtl_for_decl_location): Call it.
2906 * cfgexpand.c (expand_debug_expr): Call it.
2908 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2911 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2915 * var-tracking.c (vt_init_cfa_base): Do nothing if
2916 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2918 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2921 * var-tracking.c (canonicalize_vars_star): New.
2922 (dataflow_post_merge_adjust): Use it.
2924 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2927 * var-tracking.c (non_suitable_const): New function.
2928 (add_uses): For DEBUG_INSNs with constants, don't record any
2929 value, instead just the constant value itself.
2930 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2931 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2932 (emit_notes_in_bb): Likewise.
2933 (emit_note_insn_var_location): For onepart variables if
2934 cur_loc is a VOIDmode constant, use DECL_MODE.
2936 2010-03-18 Martin Jambor <mjambor@suse.cz>
2939 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2940 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2941 all non-clones. Moved call redirection...
2942 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2943 (cgraph_materialize_all_clones): Dispose of all
2944 combined_args_to_skip bitmaps.
2945 (verify_cgraph_node): Do not check for edges pointing to wrong
2946 nodes in inline clones.
2947 * tree-inline.c (copy_bb): Call
2948 cgraph_redirect_edge_call_stmt_to_callee.
2949 * ipa.c (cgraph_remove_unreachable_nodes): Call
2950 cgraph_node_remove_callees even when there are used clones.
2952 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2954 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2956 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2959 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2962 2010-03-18 Michael Matz <matz@suse.de>
2965 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2966 into sqrt(x) if we need to preserve signed zeros.
2968 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2969 Eric Botcazou <ebotcazou@adacore.com>
2971 PR rtl-optimization/43360
2972 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2973 note if we don't know its invariant status.
2975 2010-03-18 Michael Matz <matz@suse.de>
2977 PR tree-optimization/43402
2978 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2979 PHI chains of ssa names registered for update.
2981 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2984 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2985 non-offsettable and pre_modify update addressing.
2986 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2987 and "2" alternatives "#".
2988 (*movdd_softfloat32): Make all alternatives "#";
2989 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2990 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2991 (*movdf_softfloat32): Make all alternatives "#";
2992 (movdi): Use the new DIFD mode iterator to create a common splitter
2993 for movdi, movdf and movdd patterns.
2995 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2997 * common.opt (dumpdir): Remove redundant tab.
2999 2010-03-17 Martin Jambor <mjambor@suse.cz>
3001 PR tree-optimization/43347
3002 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3003 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3005 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3007 PR rtl-optimization/42216
3008 * regrename.c (create_new_chain): New function, broken out from...
3009 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3010 appending a use to an empty chain.
3011 (build_def_use): Remove previous changes that convert OP_INOUT to
3012 OP_OUT operands; instead detect the case where an OP_INOUT operand
3013 uses a previously untracked register and create an empty chain for it.
3015 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3017 * doc/extend.texi (Function Attributes): Rewrite unfinished
3018 sentence in ms_abi documentation.
3020 2010-03-17 Alan Modra <amodra@gmail.com>
3022 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3023 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3024 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3025 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3027 2010-03-16 Richard Henderson <rth@redhat.com>
3030 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3031 (lower_try_finally): Save and restore eh_seq around the expansion
3034 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3036 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3037 statements before splitting block.
3039 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3041 * doc/sourcebuild.texi (Testsuites): Fix markup.
3042 Use pathnames relative to gcc/testsuite.
3043 (Test Directives): Move description of how timeout is determined.
3044 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3045 (C Tests): Correct gcc.misc-tests directory.
3046 Framework tests now live in gcc.test-framework.
3048 2010-03-16 Richard Guenther <rguenther@suse.de>
3051 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3052 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3054 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3055 Alexandre Oliva <aoliva@redhat.com>
3057 PR tree-optimization/42917
3058 * lambda-code.c (remove_iv): Skip debug statements.
3059 (lambda_loopnest_to_gcc_loopnest): Likewise.
3060 (not_interesting_stmt): Debug statements are not interesting.
3062 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3066 * cselib.c (cselib_preserve_constants,
3067 cfa_base_preserved_val): New static variables.
3068 (preserve_only_constants): New function.
3069 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3070 clear its REG_VALUES. If cselib_preserve_constants, don't
3071 empty the whole hash table, but preserve there VALUEs with constants,
3072 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3073 (cselib_preserve_cfa_base_value): New function.
3074 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3075 (cselib_init): Change argument to int bitfield. Set
3076 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3078 (cselib_finish): Clear cselib_preserve_constants and
3079 cfa_base_preserved_val.
3080 * cselib.h (enum cselib_record_what): New enum.
3081 (cselib_init): Change argument to int.
3082 (cselib_preserve_cfa_base_value): New prototype.
3083 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3084 * dse.c (dse_step1): Likewise.
3085 * cfgcleanup.c (thread_jump): Likewise.
3086 * sched-deps.c (sched_analyze): Likewise.
3087 * gcse.c (local_cprop_pass): Likewise.
3088 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3089 If FN is non-NULL, call the callback always and whenever it returns
3090 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3091 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3092 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3093 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3094 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3095 * var-tracking.c: Include recog.h.
3096 (bb_stack_adjust_offset): Remove.
3097 (vt_stack_adjustments): Don't call it, instead just gather the
3098 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3099 (adjust_stack_reference): Remove.
3100 (compute_cfa_pointer): New function.
3101 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3102 (struct adjust_mem_data): New type.
3103 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3105 (get_address_mode): New function.
3106 (replace_expr_with_values): Use it.
3107 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3108 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3109 (adjust_sets): Remove.
3110 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3111 Use get_address_mode.
3112 (get_adjusted_src): Remove.
3113 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3114 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3115 (add_with_sets): Don't call adjust_sets.
3116 (fp_setter, vt_init_cfa_base): New functions.
3117 (vt_initialize): Change return type to bool. Move most of pool etc.
3118 initialization to the beginning of the function from end. Pass
3119 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3120 If !frame_pointer_needed, call vt_stack_adjustment before mos
3121 vector is filled, call vt_init_cfa_base if argp/framep has been
3122 eliminated to sp. If frame_pointer_needed and argp/framep has
3123 been eliminated to hard frame pointer, set
3124 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3125 encountering fp setter in the prologue. For MO_ADJUST, call
3126 log_op_type before pusing the op into mos vector, not afterwards.
3127 Call adjust_insn before cselib_process_insn/add_with_sets,
3128 call cancel_changes (0) afterwards.
3129 (variable_tracking_main_1): Adjust for vt_initialize calling
3130 vt_stack_adjustments and returning whether it succeeded or not.
3132 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3134 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3137 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3139 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3141 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3142 drap_reg has not been set.
3144 2010-03-15 Michael Matz <matz@suse.de>
3147 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3148 use it to expand block copies.
3149 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3150 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3151 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3153 2010-03-15 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/43367
3156 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3159 2010-03-15 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/43317
3162 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3164 2010-03-15 Martin Jambor <mjambor@suse.cz>
3166 PR tree-optimization/43141
3167 * tree-sra.c (create_abstract_origin): New function.
3168 (modify_function): Call create_abstract_origin.
3170 2010-03-15 Chris Demetriou <cgd@google.com>
3172 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3175 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3179 call insert_out_of_ssa_copy for default definitions.
3181 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-clast-to-gimple.c (my_long_long): Defined.
3184 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3185 * graphite-sese-to-poly.c (my_long_long): Defined.
3186 (scop_ivs_can_be_represented): Use it.
3188 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3190 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3191 graphite-max-bbs-per-function, and loop-block-tile-size.
3192 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3194 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3198 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3199 forward declaration.
3200 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3201 (add_upper_bounds_from_estimated_nit): New.
3202 (build_loop_iteration_domains): Use it.
3204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3206 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3211 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3212 should be an INTEGER_CST. Also handle CASE_CONVERT.
3214 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3216 * graphite.c (graphite_initialize): To bound the number of bbs per
3217 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3218 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3219 * doc/invoke.texi: Document it.
3221 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3223 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3224 * graphite-sese-to-poly.h (build_poly_scop): Same.
3226 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3228 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3229 the number of parameters in the scop. Use as an upper bound
3230 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3231 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3232 * doc/invoke.texi: Document it.
3234 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3236 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3237 * doc/c-tree.texi: Remove.
3238 * doc/generic.texi: Merge c-tree.texi here.
3239 * doc/gccint.texi (Trees): Remove menu entry.
3240 (c-tree.texi): Remove @include.
3241 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3242 * doc/languages.texi (Reading RTL): Ditto.
3244 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3247 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3249 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3252 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3253 code added to work around reload clobbering CONST insns.
3255 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3257 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3258 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3259 (cselib_preserve_only_values): Remove retain argument, don't
3260 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3261 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3262 * var-tracking.c (micro_operation): Move insn field before union.
3263 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3264 (struct variable_tracking_info_def): Remove n_mos field, change
3265 mos into a vector of micro_operations.
3266 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3267 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3268 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3269 changing into a vector.
3270 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3271 come before all other uops generated by add_stores.
3272 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3274 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3275 a vector. Run just one pass over the bbs instead of separate counting
3276 and computation phase.
3277 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3280 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3281 into *nonlocalized_list vector.
3282 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3283 even if origin is non-NULL.
3284 (gen_variable_die): Likewise.
3285 (process_scope_var): Don't change origin.
3286 (gen_decl_die): Likewise.
3287 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3288 before adding new edges instead of after it, fix moving over
3291 2010-03-11 David S. Miller <davem@davemloft.net>
3293 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3295 * configure: Rebuild.
3297 2010-03-11 Martin Jambor <mjambor@suse.cz>
3299 PR tree-optimization/43257
3300 * tree.c (assign_assembler_name_if_neeeded): New function.
3301 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3303 * tree.h (assign_assembler_name_if_neeeded): Declare.
3304 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3305 the function if needed.
3307 2010-03-11 Chris Demetriou <cgd@google.com>
3309 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3310 include/stdint-gcc.h, and include/stdint.h world-readable.
3312 2010-03-11 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/43255
3315 * tree-vrp.c (process_assert_insertions_for): Do not insert
3316 asserts for trivial conditions.
3318 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3320 PR tree-optimization/43280
3321 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3322 generation. Move calculation of size out of the if branch.
3323 (find_bswap): Modify compare number generation.
3325 2010-03-11 Richard Guenther <rguenther@suse.de>
3328 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3329 (input_gimple_stmt): Fixup handled component types during
3330 operand read. Also fix up decls in ADDR_EXPRs.
3332 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3334 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3335 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3337 2010-03-10 Jan Hubicka <jh@suse.cz>
3340 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3341 * varasm.c (get_variable_section): Don't do that here...
3342 (make_decl_rtl): ... and here.
3343 (do_assemble_alias): Produce decl RTL.
3344 (assemble_alias): Likewise.
3346 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3349 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3350 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3352 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3353 (based_loc_descr): Only express drap or vdrap regno based expressions
3354 using DW_OP_fbreg when not optimizing.
3355 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3356 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3357 REG_CFA_SET_VDRAP note.
3359 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3361 PR tree-optimization/43236
3362 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3363 error in calculation of base address in reverse iteration case.
3364 (generate_builtin): Take number of latch executions if the statement
3367 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3370 * tree-eh.c: Include pointer-set.h.
3371 (lower_eh_dispatch): Filter out duplicate case labels and
3372 remove the unneeded edge when the label is unused. Return
3373 true when some edges are removed.
3374 (execute_lower_eh_dispatch): When any lowering resulted in
3375 removing an edge, also delete unreachable blocks.
3377 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3380 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3381 UNSPEC_MACHOPIC_OFFSET.
3383 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3386 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3387 (m68k_delegitimize_address): New function.
3389 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3392 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3395 * var-tracking.c (adjust_sets): New function.
3396 (count_with_sets, add_with_sets): Use it.
3397 (get_adjusted_src): New inline function.
3398 (add_stores): Use it.
3401 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3402 call cselib_dummy_expand_value_rtx_cb instead of
3403 cselib_expand_value_rtx_cb.
3406 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3407 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3408 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3409 and .cfi_endproc around the pic thunks.
3410 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3411 all queued unwind info register saves are saved before the call.
3412 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3413 considered as sp-=4 for unwind info and the pop as sp+=4 which
3414 also clobbers dest, but doesn't actually restore it.
3417 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3418 RTX_FRAME_RELATED_P.
3420 2010-03-09 Jie Zhang <jie@codesourcery.com>
3422 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3423 whitespaces in output template.
3425 2010-03-09 Jie Zhang <jie@codesourcery.com>
3427 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3430 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3432 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3433 builtins.exp in a separate job.
3435 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3437 * graphite-sese-to-poly.c (add_param_constraints): Use
3438 lower_bound_in_type and upper_bound_in_type.
3440 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3442 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3443 instead of unsigned_type_node.
3445 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3446 Reza Yazdani <reza.yazdani@amd.com>
3449 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3450 on pointer type parameters.
3452 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3456 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3457 handle conversions from pointer to integers.
3458 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3459 induction variable, to be able to work with code generated by CLooG.
3460 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3461 (build_poly_scop): Bail out if we cannot codegen a loop.
3463 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3465 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3466 code generation with gloog_error.
3468 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3470 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3471 Call fold_convert on all the returned values.
3472 (expand_scalar_variables_expr): Pass to
3473 expand_scalar_variables_ssa_name the type of the resulting expression.
3475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3477 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3478 ppl_min_for_le_pointset.
3479 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3480 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3482 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3484 * graphite-dependences.c (map_into_dep_poly): Removed.
3485 (dependence_polyhedron_1): Use combine_context_id_scat.
3487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3490 (struct poly_bb): Same.
3491 (combine_context_id_scat): New.
3493 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3496 * sese.c (name_defined_in_loop_p): Return false for default
3499 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3501 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3502 and clean up the logic.
3504 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3506 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3509 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3511 * var-tracking.c (remove_cselib_value_chains): Define only for
3513 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3514 delete_slot_part, emit_notes_for_differences_1): Don't call
3515 remove_cselib_value_chains here.
3516 (set_slot_part, emit_notes_for_differences_2): Don't call
3517 add_cselib_value_chains here.
3518 (preserved_values): New vector.
3519 (preserve_value): New function.
3520 (add_uses, add_stores, vt_add_function_parameters): Use it
3521 instead of cselib_preserve_value.
3522 (changed_values_stack): New vector.
3523 (check_changed_vars_0): New function.
3524 (check_changed_vars_1, check_changed_vars_2): Use it.
3525 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3526 changed_values_stack VALUEs.
3527 (vt_emit_notes): For all preserved_values call
3528 add_cselib_value_chains. If ENABLE_CHECKING call
3529 remove_cselib_value_chains before verifying value_chains is empty.
3530 Initialize and free changed_values_stack.
3531 (vt_initialize): Initialize preserved_values.
3532 (vt_finalize): Free preserved_values.
3534 2010-03-08 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/43269
3537 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3540 2010-03-08 Martin Jambor <mjambor@suse.cz>
3542 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3543 (ipa_is_param_called): Removed.
3544 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3545 (ipa_print_node_params): Do not print the called flag.
3546 (ipa_write_node_info): Do not stream the called flag.
3547 (ipa_read_node_info): Likewise.
3549 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3552 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3553 * cselib.c (struct expand_value_data): Add dummy field.
3554 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3556 (cselib_dummy_expand_value_rtx_cb): New function.
3557 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3559 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3560 * var-tracking.c: Include pointer-set.h.
3561 (variable): Change n_var_parts to char from int. Add
3562 cur_loc_changed and in_changed_variables fields.
3563 (variable_canonicalize): Remove.
3564 (shared_var_p): New inline function.
3565 (unshare_variable): Maintain cur_loc_changed and
3566 in_changed_variables fields. If var was in changed_variables,
3567 replace it there with new_var. Just copy cur_loc instead of
3568 resetting it to something else.
3569 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3570 (dataflow_set_union): Don't call variable_canonicalize.
3571 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3572 of their DEBUG_EXPR_TREE_DECLs.
3573 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3574 and in_changed_variables and cur_loc_changed is false.
3575 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3576 and cur_loc_changed. Don't update cur_loc here.
3577 (variable_merge_over_src): Don't call variable_canonicalize.
3578 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3579 removing loc that is equal to cur_loc, clear cur_loc,
3580 set cur_loc_changed and ensure variable_was_changed is called.
3581 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3582 compare pointers in cur_loc check, if it is equal to loc,
3583 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3584 (variable_different_p): Remove compare_current_location argument,
3585 don't compare cur_loc.
3586 (dataflow_set_different_1): Adjust variable_different_p caller.
3587 (variable_was_changed): If dv had some var in changed_variables
3588 already, reset in_changed_variables flag for it and propagate
3589 cur_loc_changed over to the new variable. On empty var
3590 always set cur_loc_changed. Set in_changed_variables on whatever
3591 var is added to changed_variables.
3592 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3593 Use shared_var_p. When removing loc that is equal to cur_loc,
3594 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3595 end, don't set it to something else, just call variable_was_changed.
3596 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3597 loc being removed, clear cur_loc and set cur_loc_changed.
3598 Set cur_loc_changed if all locations have been removed.
3599 (struct expand_loc_callback_data): New type.
3600 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3601 allocated. Always create SUBREGs if simplify_subreg failed.
3602 Prefer to use cur_loc, when that fails and still in
3603 changed_variables (and seen first time) recompute it. Set
3604 cur_loc_changed of variables which had to change cur_loc and
3605 compute elcd->cur_loc_changed if any of the subexpressions used
3606 had to change cur_loc.
3607 (vt_expand_loc): Adjust to pass arguments in
3608 expand_loc_callback_data structure.
3609 (vt_expand_loc_dummy): New function.
3610 (emitted_notes): New variable.
3611 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3612 that weren't used for any other decl in current
3613 emit_notes_for_changes call call vt_expand_loc_dummy to update
3614 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3615 first loc_chain location if NULL before. Always use just
3616 cur_loc instead of first loc_chain location. When cur_loc_changed
3617 is false, when not --enable-checking=rtl just don't emit any note.
3618 When rtl checking, compute the note and assert it is the same
3619 as previous note. Clear cur_loc_changed and in_changed_variables
3620 at the end before removing from changed_variables.
3621 (check_changed_vars_3): New function.
3622 (emit_notes_for_changes): Traverse changed_vars to call
3623 check_changed_vars_3 on each changed var.
3624 (emit_notes_for_differences_1): Clear cur_loc_changed and
3625 in_changed_variables. Recompute cur_loc of new_var.
3626 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3627 (vt_emit_notes): Initialize and destroy emitted_notes.
3629 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3631 PR rtl-optimization/42220
3632 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3633 Use verify_reg_tracked to determine if we should use OP_OUT rather
3635 (build_def_use): If we see an in-out operand for a register that we
3636 know nothing about, treat is an output if possible, fail the block if
3639 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3642 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3645 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3648 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3649 uses of relevant DEFs that are dead outside the loop too.
3651 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3653 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3655 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3657 * var-tracking.c (values_to_unmark): New variable.
3658 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3659 values_to_unmark vector. Moved body to...
3660 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3661 instead queue it into values_to_unmark vector.
3662 (vt_find_locations): Free values_to_unmark vector.
3664 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3666 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3667 (site.exp): Export them when plugins are enabled.
3669 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3672 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3674 (chrec_fold_multiply): Same.
3676 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3679 * c-decl.c (build_compound_literal): Return early if init is
3682 2010-03-04 Martin Jambor <mjambor@suse.cz>
3684 PR tree-optimization/43164
3685 PR tree-optimization/43191
3686 * tree-sra.c (type_consists_of_records_p): Reject records with
3687 zero-size bit-fields at the end.
3689 2010-03-04 Mike Stump <mikestump@comcast.net>
3691 * Makefile.in (TAGS): Remove *.y.
3693 2010-03-04 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/40761
3696 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3698 (my_rev_post_order_compute): New function.
3699 (init_pre): Call it.
3701 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3704 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3705 decrease the cost of an IV candidate when the cost is infinite.
3707 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3709 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3710 Use '3DNow!' for the extension of that name, ensure normal space
3712 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3714 2010-03-03 Jeff Law <law@redhat.com>
3716 * PR middle-end/32693
3717 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3718 than gen_rtx_SUBREG.
3719 (extract_bit_field_1): Likewise.
3721 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3723 * doc/sourcebuild.texi (Test directives): Document that arguments
3724 include-opts and exclude-opts are now optional for dg-skip-if,
3725 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3727 2010-03-03 Jason Merrill <jason@redhat.com>
3730 * cgraph.h (varpool_node): Add extra_name field.
3731 * varpool.c (varpool_extra_name_alias): New.
3732 (varpool_assemble_decl): Emit extra name aliases.
3733 (varpool_mark_needed_node): Look past an extra name alias.
3734 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3735 * lto-streamer-in.c (lto_input_tree): Read it.
3736 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3738 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3740 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3741 (sparc*-*-solaris2*): ...this.
3743 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3746 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3747 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3748 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3749 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3752 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3753 fallthrough to default handling, just with want_address 0 instead of 2.
3754 For single element lists, add_AT_loc directly, otherwise create an
3755 artificial variable DIE and stick location list to it.
3758 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3759 (VAL_EXPR_HAS_REVERSE): Define.
3760 (reverse_op): New function.
3761 (add_stores): For reversible operations add an extra MO_VAL_USE.
3763 2010-03-02 Jason Merrill <jason@redhat.com>
3765 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3767 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3769 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3770 (sparc64-*-linux*): Likewise.
3771 (sparc64-*-solaris2*): Include assembler files before linker ones.
3772 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3773 * config/sparc/gas.h: Delete.
3774 * config/sparc/sol2-64.h: Add copyright notice.
3775 * config/sparc/sol2-gas-bi.h: Likewise.
3776 * config/sparc/sol2-gld.h: Likewise.
3777 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3778 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3779 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3780 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3781 (sparc_elf_asm_named_section): Rename into...
3782 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3784 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3786 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3788 2010-03-02 Jeff Law <law@redhat.com>
3791 * reload1.c (rtx_p, substitute_stack): Declare.
3792 (substitute): Record addresses of changed rtxs.
3793 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3794 Restore the original rtx when complete.
3795 (reload): Free subsitute_stack when complete.
3797 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3799 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3800 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3802 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3803 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3804 Torture Tests): Change from subsection to section.
3806 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3807 Steven Bosscher <steven@gcc.gnu.org>
3809 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3812 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3815 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3816 the assignment from the new induction variable to the assignment
3817 of the value from the original loop PHI function.
3819 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3820 Daniel Jacobowitz <dan@codesourcery.com>
3822 * doc/sourcebuild.texi (Test directives): Clarify options to
3825 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3827 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3828 Disable cfi directives unless GCC and gas agree on using read-only
3829 .eh_frame sections for 64-bit.
3830 * configure: Regenerate.
3832 2010-03-01 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/43220
3835 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3836 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3838 2010-03-01 Richard Guenther <rguenther@suse.de>
3839 Martin Jambor <mjambor@suse.cz>
3842 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3843 gimplified parameters.
3845 2010-03-01 Christian Bruel <christian.bruel@st.com>
3847 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3849 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3853 2010-03-01 Richard Guenther <rguenther@suse.de>
3856 * expr.c (expand_assignment): Use the alias-oracle to tell
3857 if the rhs aliases the result decl.
3859 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3862 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3863 to sol_gt_pch_get_address.
3864 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3865 64-bit, SPARC and x86.
3866 (sol_gt_pch_get_address): New function.
3868 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3870 * toplev.h (inform_n, error_n): Declare.
3871 * diagnostic.c (inform_n, error_n): New function.
3873 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3875 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3876 has no rtl yet when processing local_decls, queue it and recheck
3877 if deferred stack allocation hasn't assigned it rtl.
3879 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3881 * config/sh/sh.c (unspec_bbr_uid): New.
3882 (gen_block_redirect): Use it instead of INSN_UID.
3883 (gen_far_branch): Likewise.
3885 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3887 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3888 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3890 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3892 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3893 (Warning Options): -Wno-conversion-null is valid for
3894 Objective-C++ as well.
3895 * doc/tm.texi (Named Address Spaces): Likewise.
3896 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3897 * doc/tree-ssa.texi (Tree SSA): Likewise.
3899 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3902 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3903 by default. Don't set the default arch for
3904 i[34567]86-*-darwin*|x86_64-*-darwin*.
3906 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3909 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3910 default. Set the default 32bit/64bit archs with $with_arch
3911 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3913 2010-02-27 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/43186
3916 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3917 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3918 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3919 unroller iterations.
3921 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3923 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3924 required and i[34567]86-*-* targets don't support 64bit ISA.
3926 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3929 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3932 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3934 * config.gcc: Set the default arch at least to Prescott for
3935 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3936 if SSE math is enabled.
3938 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3940 * diagnostic.c (diagnostic_initialize): Update.
3941 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3943 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3944 (diagnostic_inhibit_notes): New.
3945 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3947 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3950 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3951 * doc/standards.texi: Likewise.
3952 * doc/extend.texi: Likewise.
3953 * doc/trouble.texi: Likewise.
3954 * doc/cppopts.texi: Likewise.
3955 * doc/install.texi: Likewise.
3956 * c.opt (std=c90,std=gnu90): New options.
3957 * c-opts.c (c_common_handle_option): Handle them.
3959 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3962 * c-decl.c (undeclared_variable): Use an informative note.
3964 2010-02-26 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/43186
3967 * gimple.h (gimple_fold): Remove.
3968 * gimple.c (gimple_fold): Remove. Inline into single user ...
3969 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3970 Try harder for conditions.
3972 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3975 * function.c (used_types_insert): Don't skip through named pointer
3976 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3977 and it is different from the main variant's type.
3979 2010-02-26 Nick Clifton <nickc@redhat.com>
3981 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3983 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3985 * config.gcc: Support --with-fpmath=sse for x86.
3987 * config/i386/ssemath.h: New.
3989 * doc/install.texi (--with-fpmath=sse): Documented.
3991 2010-02-26 Richard Guenther <rguenther@suse.de>
3993 PR tree-optimization/43188
3994 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3995 vector types of over-aligned element type.
3997 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4000 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4001 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4003 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4005 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4007 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4009 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4010 * var-tracking.c: Include diagnostic.h.
4011 (debug_dv): New function.
4012 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4015 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4016 (add_value_chain, add_value_chains, remove_value_chain,
4017 remove_value_chains): Handle DEBUG_EXPRs.
4018 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4021 * regcprop.c (struct queued_debug_insn_change): New type.
4022 (struct value_data_entry): Add debug_insn_changes field.
4023 (struct value_data): Add n_debug_insn_changes field.
4024 (debug_insn_changes_pool): New variable.
4025 (free_debug_insn_changes, apply_debug_insn_changes,
4026 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4027 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4028 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4030 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4032 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4033 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4034 changes, call cprop_find_used_regs via note_stores.
4035 (copyprop_hardreg_forward): When copying vd from predecessor
4036 which has any queued DEBUG_INSN changes, make sure the pointers are
4037 cleared. At the end call df_analyze and then if there are any
4038 DEBUG_INSN changes queued at the end of some basic block for still
4039 live registers, apply them.
4040 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4042 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4044 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4047 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4049 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4050 targets. Set the default with_cpu/with_arch from arch/cpu.
4051 Allow x86-64 and native for with_cpu/with_arch.
4053 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4055 * ebitmap.c: Change calls to verify_popcount with calls to
4056 sbitmap_verify_popcount.
4057 (ebitmap_clear_bit): Fixed map->cacheindex test and
4058 map>cache update when bit clearing results in an empty
4061 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4064 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4065 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4066 and support both V2DF and V2DI modes.
4067 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4068 support both V2DF and V2DI modes.
4069 (general): Delete trailing whitespace from a few patterns.
4071 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4072 V2DF/V2DI interleave high/low builtins.
4074 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4077 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4078 interleave high/low functions.
4080 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4082 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4083 #pragma extern_prefix.
4085 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4088 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4089 BLKmode, assert op0 is a MEM and just adjust its mode.
4092 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4093 if bitpos isn't multiple of mode's bitsize.
4095 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4097 * c.opt (-ftemplate-depth=): New.
4098 (-ftemplate-depth-): Deprecate.
4099 * optc-gen.awk: Handle -ftemplate-depth=.
4100 * opth-gen.awk: Likewise.
4101 * c-opts.c (c_common_handle_option): Likewise.
4102 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4104 2010-02-24 Jason Merrill <jason@redhat.com>
4106 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4108 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4110 * cfg.c (alloc_aux_for_block): Remove inline.
4111 (alloc_aux_for_edge): Likewise.
4113 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4115 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4117 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4119 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4120 * config/i386/sol2-gas.h: New file.
4121 * config.gcc (i[34567]86-*-solaris2*): Use it.
4123 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4126 * c-typeck.c (ep_convert_and_check): New.
4127 (build_conditional_expr): Use it.
4128 (build_binary_op): Likewise.
4130 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4132 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4135 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4136 bounds even for -O+.
4137 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4138 expr needs to have DECL_NAME set.
4140 2010-02-24 Nick Clifton <nickc@redhat.com>
4142 * config/mep/mep.c: Include gimple.h.
4143 (mep_function_uses_sp): Delete unused function.
4144 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4145 parameters. Use unsigned integers to count args. Return a
4146 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4148 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4151 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4152 greater or equal to nelt instead of 2 * nelt.
4153 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4156 2010-02-23 Jason Merrill <jason@redhat.com>
4159 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4160 in cfun->local_decls even if they have register types.
4163 * stor-layout.c (place_field): Don't warn about unnecessary
4164 DECL_PACKED if the type is packed.
4166 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4169 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4170 GOTOFF relocs, even when the base reg isn't pic pointer.
4172 2010-02-23 Michael Matz <matz@suse.de>
4175 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4176 (expand_gimple_basic_block): Generate and use debug temps if there
4177 are debug uses left after the last real use of TERed ssa names.
4178 Unlink debug immediate uses when they are expanded.
4180 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4183 * config/i386/i386.c (override_options): Reorganise to provide
4184 better error messages.
4186 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4189 * graphite-scop-detection.c (create_single_exit_edge): Move
4190 the call to find_single_exit_edge to....
4191 (create_sese_edges): ...here. Don't handle multiple edges
4192 exiting the function.
4193 (build_graphite_scops): Don't handle multiple edges
4194 exiting the function.
4196 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4199 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4200 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4202 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4205 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4207 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4210 * c-typeck.c (convert_arguments): Print declaration location.
4211 * c-common.c (validate_nargs): Rename as
4212 builtin_function_validate_nargs.
4213 (check_builtin_function_arguments): Update.
4215 2010-02-22 Richard Guenther <rguenther@suse.de>
4218 * tree-inline.c (declare_return_variable): Use the type of
4219 the call stmt lhs if available.
4221 2010-02-22 Duncan Sands <baldrick@free.fr>
4223 * passes.c (register_pass): Always consider all pass lists when
4224 ref_pass_instance_number is zero.
4226 2010-02-22 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/42749
4229 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4230 parameter. Do arithmetic in the original type.
4231 (update_accumulator_with_ops): Likewise.
4232 (adjust_accumulator_values): Adjust.
4234 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4236 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4237 (QI to BLKmode splitter): New splitter.
4239 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4242 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4244 2010-02-22 Richard Guenther <rguenther@suse.de>
4246 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4248 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4250 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4251 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4252 ($(T)crti.o, $(T)crtn.o): Remove rules.
4254 2010-02-21 Tobias Burnus <burnus@net-b.de>
4257 * doc/invoke.texi (-fassociative-math): Document that this
4258 option is automatically enabled for Fortran.
4260 2010-02-20 David S. Miller <davem@davemloft.net>
4262 * configure.ac: Test if linker and assembler properly support
4263 GOTDATA_OP relocations.
4264 * configure: Rebuild.
4265 * config.in: Likewise.
4266 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4267 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4268 (movsi_high_pic): Likewise.
4269 (movdi_lo_sum_pic): Likewise.
4270 (movdi_high_pic): Likewise.
4271 (movsi_pic_gotdata_op): New pattern.
4272 (movdi_pic_gotdata_op): Likewise.
4273 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4274 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4276 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4280 attribute to ssemul.
4281 (xop_mulv2div2di3_high): Ditto.
4283 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4286 * c.opt (Wconversion-null): New option.
4287 * doc/invoke.texi (Wconversion-null): Document.
4289 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4291 * common.opt (Wlarger-than-): Add Undocumented.
4293 2010-02-19 Mike Stump <mikestump@comcast.net>
4295 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4297 2010-02-19 Jason Merrill <jason@redhat.com>
4300 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4301 * configure: Likewise.
4303 2010-02-20 Alan Modra <amodra@gmail.com>
4306 * cgraph.h (cgraph_make_decl_local): Declare.
4307 * cgraph.c (cgraph_make_decl_local): New function.
4308 (cgraph_make_node_local): Use it.
4309 * cgraphunit.c (cgraph_function_versioning): Likewise.
4310 * ipa.c (function_and_variable_visibility): Likewise.
4312 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4315 * except.c (sjlj_emit_function_enter): Don't call
4316 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4318 * rtl.h (add_reg_br_prob_note): Remove prototype.
4320 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4323 * c-common.c (conversion_warning): Remove widening conversions
4324 before checking the conversion of integers to reals.
4326 2010-02-19 Mike Stump <mikestump@comcast.net>
4329 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4332 * cgraphunit.c (process_function_and_variable_attributes): Check
4333 DECL_PRESERVE_P instead of looking up attribute "used".
4334 * ipa-pure-const.c (check_decl): Likewise.
4335 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4336 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4337 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4338 instead of attribute "used".
4339 * config/sol2-c.c (solaris_pragma_init): Likewise.
4340 (solaris_pragma_fini): Likewise.
4342 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4344 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4345 Use XCNEW instead of xcalloc.
4346 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4347 XNEW instead of xmalloc.
4348 (get_fields): Use XNEWVEC instead of xmalloc.
4351 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4352 populate vars array.
4353 (create_new_general_access): For debug stmts just reset value.
4354 (get_stmt_accesses): For accesses within debug stmts just record them
4355 using add_access_to_acc_sites instead of preventing the peeling or
4356 counting them as accesses.
4359 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4361 2010-02-19 Richard Guenther <rguenther@suse.de>
4363 PR tree-optimization/42916
4364 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4367 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4369 * configure.ac: Replace all uses of changequote in macro arguments
4370 with proper quoting.
4372 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4375 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4377 2010-02-19 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/42944
4380 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4381 test for aliasing with errno.
4383 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4386 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4387 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4388 * dojump.c: Include output.h.
4389 (inv): New inline function.
4390 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4391 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4392 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4393 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4394 argument, pass it down to other calls.
4395 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4396 add REG_BR_PROB note to the conditional jump.
4397 * cfgexpand.c (add_reg_br_prob_note): Removed.
4398 (expand_gimple_cond): Don't call it, add the probability
4399 as last argument to jumpif_1/jumpifnot_1.
4400 * Makefile.in (dojump.o): Depend on output.h.
4401 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4403 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4404 * stmt.c (do_jump_if_equal): Likewise.
4405 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4406 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4407 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4409 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4410 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4411 jumpifnot_1 callers.
4412 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4414 (store_expr): Adjust jumpifnot caller.
4415 (store_constructor): Adjust jumpif caller.
4418 * gimplify.c (gimple_boolify): For __builtin_expect call
4419 gimple_boolify also on its first argument.
4421 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4423 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4425 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4426 * configure: Regenerated.
4428 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4430 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4431 lang_hooks.types_compatible_p instead of comptypes.
4433 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4435 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4436 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4437 if __prefer_thumb__ is defined.
4439 2010-02-18 Martin Jambor <mjambor@suse.cz>
4441 PR tree-optimization/43066
4442 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4443 array with zero-sized element type.
4445 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4447 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4448 rtx, allocate struct var_loc_node here and return it to the
4449 caller, and only if it is actually needed.
4450 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4451 move it earlier and return immediately if it returns NULL.
4453 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4455 * config/sparc/gas.h: New file. Restore
4456 TARGET_ASM_NAMED_SECTION to its ELF default.
4457 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4459 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4460 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4461 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4462 after sparc/sysv4.h.
4464 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4466 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4468 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4470 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4471 patterns from predicated pattern.
4473 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4476 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4477 for insn mnemonic suffix.
4479 2010-02-17 Richard Guenther <rguenther@suse.de>
4481 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4484 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4487 * caller-save.c (save_call_clobbered_regs): If BB ends with
4488 a DEBUG_INSN, move any notes in between last real insn and the last
4489 DEBUG_INSN after the last DEBUG_INSN.
4491 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4493 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4494 Fix return type. Fix argument type. Explain meaning of return value.
4496 2010-02-16 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/41043
4499 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4500 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4502 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4504 2010-02-16 Ira Rosen <irar@il.ibm.com>
4506 PR tree-optimization/43074
4507 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4508 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4509 vectorizable cycles in hybrid SLP check.
4510 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4512 2010-02-16 Richard Guenther <rguenther@suse.de>
4514 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4515 (true_dependence): If memrefs_conflict_p computes must-alias
4516 trust it. Move TBAA check after offset-based disambiguation.
4517 (canon_true_dependence): Likewise.
4519 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4521 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4522 * doc/invoke.texi: Document it.
4523 * var-tracking.c: Include toplev.h and params.h.
4524 (vt_find_locations): Return bool indicating success. Compute
4525 hash sizes unconditionally. Check new parameter, report.
4526 (variable_tracking_main_1): Check vt_find_locations results and
4527 retry. Renamed from...
4528 (variable_tracking_main): ... this. New wrapper to preserve
4529 flag_var_tracking_assignments.
4530 * Makefile.in (var-tracking.o): Adjust dependencies.
4532 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4533 Jakub Jelinek <jakub@redhat.com>
4536 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4537 if weak_import attribute is present.
4538 * config/darwin.c (machopic_select_section): Likewise.
4540 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4542 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4543 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4544 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4545 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4547 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4549 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4552 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4553 Rewrite text to refer to the names.
4555 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4557 * config/i386/i386-builtin-types.def
4558 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4559 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4560 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4561 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4562 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4563 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4564 IX86_BUILTIN_VPERMIL2PS256.
4565 (MULTI_ARG_4_DF2_DI_I): Defined.
4566 (MULTI_ARG_4_DF2_DI_I1): Defined.
4567 (MULTI_ARG_4_SF2_SI_I): Defined.
4568 (MULTI_ARG_4_SF2_SI_I1): Defined.
4569 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4570 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4571 __builtin_ia32_vpermil2ps256.
4572 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4573 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4574 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4575 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4576 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4577 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4578 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4579 CODE_FOR_xop_vpermil2v8sf3.
4580 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4581 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4582 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4583 (_mm256_permute2_pd): New.
4584 (_mm_permute2_ps): New.
4585 (_mm256_permute2_ps): New.
4587 2010-02-15 Nick Clifton <nickc@redhat.com>
4589 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4590 boolean parameters. Use emit_jump_insn when emitting a pop
4591 instruction containing a return insn.
4592 (push): Use 'true' rather than '1' as second parameter to F.
4593 (h8300_expand_prologue): Likewise.
4594 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4595 (h8300_expand_epilogue): Likewise.
4597 2010-02-15 Richard Guenther <rguenther@suse.de>
4600 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4603 2010-02-15 Nick Clifton <nickc@redhat.com>
4605 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4608 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4610 * intl.c (fake_ngettext): New function.
4611 * intl.h (fake_ngettext): Declare.
4612 (ngettext): Define macro.
4613 * collect2.c (notice_translated): New function.
4614 (main): Use notice_translated and ngettext.
4615 * collect2.h (notice_translated): Declare.
4617 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4619 * reorg.c (delete_computation): Comment fixes.
4620 * caller-save.c (setup_save_areas): Idem.
4621 * sel-sched-dump.c (dump_lv_set): Idem.
4624 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4626 * config/s390/s390.c (s390_sched_init): New function.
4627 (TARGET_SCHED_INIT): Target hook defined.
4629 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4630 Jack Howarth <howarth@bromo.med.uc.edu>
4631 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4634 Partial revert of unintended change in fix for PR41605.
4635 * config/darwin.h: Fix typo.
4636 * config/darwin9.h: Same.
4638 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4640 * c-pch.c (pch_init): Clear v.
4642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4645 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4646 graphite_can_represent_init for MULT_EXPR.
4648 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4652 * graphite-sese-to-poly.c (remove_phi): New.
4653 (translate_scalar_reduction_to_array): Call remove_phi.
4655 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4658 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4659 * graphite-clast-to-gimple.h (gloog): Update declaration.
4660 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4661 * graphite-poly.h (struct poly_bb): Add missing comments.
4662 (struct scop): Add poly_scop_p field.
4664 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4665 * graphite.c (graphite_transform_loops): Build the polyhedral
4666 representation for each scop before code generation.
4667 * sese.c (rename_variables_in_operand): Removed.
4668 (rename_variables_in_expr): Return the renamed expression.
4669 (rename_sese_parameters): New.
4670 * sese.h (rename_sese_parameters): Declared.
4672 2010-02-11 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/42998
4675 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4676 POINTER_PLUS_EXPR properly.
4678 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4679 Changpeng Fang <changpeng.fang@amd.com>
4682 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4683 the cost of an IV candidate when the IV is used in a test against zero.
4685 * gcc.dg/tree-ssa/ivopts-3.c: New.
4687 2010-02-11 Richard Guenther <rguenther@suse.de>
4690 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4691 pointer-vs-decl case by swapping refs. Handle some cases
4692 of pointer-vs-decl disambiguations more conservatively.
4693 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4694 to false after expanding.
4696 2010-02-11 Richard Guenther <rguenther@suse.de>
4699 * gcc.c (process_command): Handle LTO file@offset case more
4702 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4704 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4705 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4707 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4709 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4710 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4711 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4712 Optimize eq/ne comparisons when both arguments are known to be
4714 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4715 Don't mask operands unnecessarily if they are known to be already
4718 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4720 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4723 2010-02-10 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/43017
4726 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4727 for wrapping signed arithmetic.
4729 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4732 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4733 if no debug info should be emitted for it.
4735 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4737 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4738 note when flag_exceptions is set.
4740 2010-02-10 Duncan Sands <baldrick@free.fr>
4742 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4744 2010-02-10 Richard Guenther <rguenther@suse.de>
4747 * tree.c (get_unwidened): Handle constants.
4748 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4750 2010-02-10 Martin Jambor <mjambor@suse.cz>
4753 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4754 check for variable argument counts independently.
4756 2010-02-10 Christian Bruel <christian.bruel@st.com>
4759 * config/sh/sh.c (find_barrier): Increase length for non delayed
4760 conditional branches.
4762 2010-02-10 Christian Bruel <christian.bruel@st.com>
4764 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4766 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4768 * builtins.c (set_builtin_user_assembler_name): Also handle
4769 ffs if int is smaller than word.
4771 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4774 * ira-conflicts.c (get_dup): Remove.
4775 (process_reg_shuffles): Add new parameter. Use it as an
4776 additional guard for copy generation.
4777 (add_insn_allocno_copies): Rewrite.
4779 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4781 * common.opt (fsched2-use-traces): Preserved for backward
4783 * doc/invoke.texi: Remove the documentation about option
4784 -fsched2-use-traces.
4785 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4786 flag_sched2_use_traces.
4787 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4788 the backward compatibility flag section.
4790 2010-02-09 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/43008
4793 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4794 make HEAP variables initialized from global memory if they
4795 are not known builtin functions.
4796 (find_func_aliases): Adjust.
4798 2010-02-09 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/43000
4801 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4802 arithmetic manually.
4804 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4806 PR tree-optimization/42931
4807 * tree-loop-linear.c (try_interchange_loops): Don't call
4808 double_int_mul if estimated_loop_iterations failed.
4810 2010-02-08 Martin Jambor <mjambor@suse.cz>
4813 * tree-sra.c (build_accesses_from_assign): Do not mark in
4814 should_scalarize_away_bitmap if stmt has volatile ops.
4815 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4818 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4820 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4822 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4824 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4827 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4830 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4832 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4835 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4836 to unknown_dependence.
4837 (graphite_legal_transform_dr): Handle the unknown_dependence.
4838 (graphite_carried_dependence_level_k): Same.
4840 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4842 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4844 2010-02-07 Richard Guenther <rguenther@suse.de>
4847 * expr.c (get_inner_reference): Always initialize *pbitsize.
4849 2010-02-07 Richard Guenther <rguenther@suse.de>
4852 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4853 new ARRAY_REFs on variable size element or minimal index arrays.
4855 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4856 gimple_fold_indirect_ref.
4858 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4861 * arm.c (arm_override_options): Just return if the user has specified
4862 an invalid fpu name.
4864 2010-02-03 Jason Merrill <jason@redhat.com>
4867 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4868 i386_pe_maybe_record_exported_symbol.
4870 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4873 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4874 (pa_delegitimize_address): New function.
4876 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4878 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4879 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4881 2010-02-05 Richard Guenther <rguenther@suse.de>
4884 * lto-streamer-in.c (get_resolution): Deal with references
4885 to undefined functions.
4887 2010-02-05 Richard Guenther <rguenther@suse.de>
4889 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4890 (fold_const_aggregate_ref): Likewise.
4891 (ccp_fold_stmt): Substitute loads.
4892 (maybe_fold_reference): Verify types before substituting.
4894 (fold_gimple_assign): Unshare properly.
4895 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4897 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4899 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4900 for rs6000_gen_cell_microcode.
4902 2010-02-04 Richard Guenther <rguenther@suse.de>
4904 PR rtl-optimization/42952
4905 * dse.c (const_or_frame_p): Remove MEM handling.
4907 2010-02-04 Nick Clifton <nickc@redhat.com>
4909 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4910 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4911 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4912 (mn10300_asm_output_mi_thunk): New function.
4913 (mn10300_can_output_mu_thunk): New function.
4914 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4915 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4916 (FUNCTION_ARG): Delete incorrect comment.
4918 2010-02-03 Jason Merrill <jason@redhat.com>
4921 * fold-const.c (operand_equal_p): Handle erroneous types.
4923 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4925 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4927 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4929 PR rtl-optimization/42941
4930 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4933 2010-02-03 Jason Merrill <jason@redhat.com>
4936 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4938 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4941 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4942 (cselib_reset_table): Renamed from...
4943 (cselib_reset_table_with_next_value): ... this.
4944 (cselib_get_next_uid): Renamed from...
4945 (cselib_get_next_unknown_value): ... this.
4946 * cselib.c (next_uid): Renamed from...
4947 (next_unknown_value): ... this.
4948 (cselib_clear_table): Adjust.
4949 (cselib_reset_table): Adjust. Renamed from...
4950 (cselib_reset_table_with_next_value): ... this.
4951 (cselib_get_next_uid): Adjust. Renamed from...
4952 (cselib_get_next_unknown_value): ... this.
4953 (get_value_hash): Use hash.
4954 (cselib_hash_rtx): Likewise.
4955 (new_cselib_val): Adjust. Set and dump uid.
4956 (cselib_lookup_mem): Pass next_uid as hash.
4957 (cselib_subst_to_values): Likewise.
4958 (cselib_log_lookup): Dump uid.
4959 (cselib_lookup): Pass next_uid as hash. Adjust.
4960 (cselib_process_insn): Adjust.
4961 (cselib_init): Initialize next_uid.
4962 (cselib_finish): Adjust.
4963 (dump_cselib_table): Likewise.
4964 * dse.c (canon_address): Dump value uid.
4965 * print-rtl.c (print_rtx): Print value uid.
4966 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4968 (dv_uid): New function, sort of renamed from...
4969 (dv_htab_hash): ... this, reimplemented in terms of it and...
4970 (dv_uid2hash): ... this. New.
4971 (variable_htab_eq): Drop excess assertions.
4972 (tie_break_pointers): Removed.
4973 (canon_value_cmp): Compare uids.
4974 (variable_post_merge_New_vals): Print uids.
4975 (vt_add_function_parameters): Adjust.
4976 (vt_initialize): Reset table. Adjust.
4978 2010-02-03 Richard Guenther <rguenther@suse.de>
4980 PR tree-optimization/42944
4981 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4982 (call_may_clobber_ref_p_1): Likewise. Properly handle
4983 malloc and calloc clobbering errno.
4985 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4987 * doc/invoke.texi: Fix name of sched1 dump.
4989 * opts.c (decode_options): Set flag_tree_switch_conversion
4990 only conditionally on optimize >= 2.
4992 * gcse.c: Assorted comment fixes in pass description.
4994 2010-02-03 Anthony Green <green@moxielogic.com>
4996 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4997 nop padding in order to maintain alignment of storage location of
4998 target function address.
4999 (moxie_trampoline_init): Store target function address at newly
5001 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5003 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5005 2010-02-03 Richard Guenther <rguenther@suse.de>
5008 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5010 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5012 * config.gcc: Reenable check for obsolete targets.
5013 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5014 mips-sgi-irix6.[0-4]*.
5016 2010-02-02 Nick Clifton <nickc@redhat.com>
5018 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5019 constant size of 4 as being the same as 0.
5020 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5021 can take values in the range 0..4.
5023 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5026 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5027 as _darwin10_Unwind_FindEnclosingFunction().
5028 * libgcc-libsystem.ver: New.
5030 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5033 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5034 implicitly set registers.
5036 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5038 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5039 (arm_override_options): Allow automatic selection of the thread
5040 pointer register if thumb2.
5041 (legitimize_pic_address): Improve code sequences for Thumb2.
5042 (arm_call_tls_get_addr): Likewise.
5043 (legitimize_tls_address): Likewise.
5044 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5045 (pic_load_addr_32bit): ... this. New named pattern.
5046 * thumb2.md (pic_load_addr_thumb2): Delete.
5047 (pic_load_dot_plus_four): Delete.
5048 (tls_load_dot_plus_four): New named pattern.
5050 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5053 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5054 Document fix for TLS bug.
5056 2010-01-31 Richard Guenther <rguenther@suse.de>
5058 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5059 conservatively correct.
5061 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5065 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5067 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5069 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5071 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5073 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5075 * config.gcc: Adjust order of makefile fragments for mingw targets.
5077 2010-01-31 Richard Guenther <rguenther@suse.de>
5080 * gimplify.c (gimplify_init_constructor): For volatile LHS
5081 initialize a temporary.
5083 2010-01-31 Matthias Klose <doko@ubuntu.com>
5085 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5087 * configure: Regenerate.
5089 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5091 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5092 the same alias set and their sizes different constantness.
5093 (aliasing_component_refs_p): Revert 2009-10-24 change.
5095 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5097 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5100 2010-01-29 Richard Guenther <rguenther@suse.de>
5102 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5103 Assert we successfully updated the call.
5105 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5107 PR rtl-optimization/42889
5108 * df.h (df_set_bb_dirty_nonlr): New prototype.
5109 * df-core.c (df_set_bb_dirty_nonlr): New function.
5110 * df-scan.c (df_insn_rescan): Call it instead of
5111 df_set_bb_dirty for DEBUG_INSNs.
5113 2010-01-29 Richard Guenther <rguenther@suse.de>
5116 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5117 quadratic behavior in most cases.
5119 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5123 in the call to gen_x86_movsicc_0_m1.
5125 2010-01-28 Richard Guenther <rguenther@suse.de>
5127 PR tree-optimization/42871
5128 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5130 2010-01-28 Richard Guenther <rguenther@suse.de>
5132 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5133 into call arguments.
5135 2010-01-28 Richard Guenther <rguenther@suse.de>
5138 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5139 the forwarder if the destination is an EH landing pad.
5141 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5143 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5144 block list passed to gimple_duplicate_sese_tail.
5145 (parallelize_loops): Avoid parallelization when the function
5147 Avoid parallelization when the preheader is IRREDUCIBLE.
5148 Try to optimize when estimated_loop_iterations_int is unresolved.
5149 Add the loop's location to the dump file.
5150 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5151 (gimple_duplicate_sese_tail): Remove the check for the latch.
5152 Redirect nexits to the exit block.
5153 Remove handling of the incoming edges to the latch.
5154 Redirect the backedge from the copied latch to the exit bb.
5156 2010-01-28 Michael Matz <matz@suse.de>
5159 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5160 Wrap force_reg into a sequence, emit it before user.
5162 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5164 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5166 (arm_legacy_rev): Likewise.
5167 (thumb_legacy_rev): Likewise.
5169 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5171 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5172 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5173 on MEM's address failed, try avoid_constant_pool_reference and
5174 recurse if it returned something different.
5175 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5176 address, try avoid_constant_pool_reference and recurse if it
5177 returned something different.
5178 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5179 address and avoid_constant_pool_reference returned something
5180 different, don't set have_address.
5182 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5185 * var-tracking.c (val_store): Add modified argument, obey it.
5187 (count_uses): Move down logging of main.
5188 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5189 don't need resolution.
5190 (emit_notes_in_bb): Likewise.
5192 2010-01-27 Richard Guenther <rguenther@suse.de>
5195 * tree-inline.c (remap_decl): Delay remapping of SSA name
5196 default definitions until we need them.
5198 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5200 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5201 (rs6000_delegitimize_address): New function.
5203 * config/s390/s390.c (s390_delegitimize_address): Call
5204 delegitimize_mem_from_attrs.
5207 * tree-inline.c (cannot_copy_type_1): Removed.
5208 (copy_forbidden): Don't forbid copying of functions containing
5209 records/unions with variable length fields.
5211 2010-01-27 Christian Bruel <christian.bruel@st.com>
5215 * config/sh/sh.c (find_barrier): Increase length for non delayed
5216 conditional branches.
5218 2010-01-27 Matthias Klose <doko@ubuntu.com>
5220 * configure.ac (gnu-unique-object): Fix ldd version check.
5221 * configure: Regenerate.
5223 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5225 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5227 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5228 Test for HAVE_GNU_AS value.
5230 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5232 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5233 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5234 INT64_TYPE): Define.
5235 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5236 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5237 INT_LEAST64_TYPE): Define.
5238 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5239 UINT_LEAST64_TYPE): Define.
5240 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5241 INT_FAST64_TYPE): Define.
5242 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5243 UINT_FAST64_TYPE): Define.
5244 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5245 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5246 (SIG_ATOMIC_TYPE): Define.
5248 2010-01-26 Richard Guenther <rguenther@suse.de>
5250 * df-scan.c (df_scan_set_bb_info): Remove assert.
5251 (df_insn_rescan_debug_internal): Merge asserts.
5252 (df_install_ref): Likewise.
5253 (df_mark_reg): Use bitmap_set_range.
5254 (df_hard_reg_used_p): Remove assert.
5255 (df_hard_reg_used_count): Likewise.
5257 2010-01-26 Richard Guenther <rguenther@suse.de>
5259 PR rtl-optimization/42685
5260 * web.c (web_main): Ignore DEBUG_INSNs.
5262 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5264 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5266 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5267 Fix types of fndecl and arglist parameters.
5269 2010-01-26 Richard Guenther <rguenther@suse.de>
5272 * tree-eh.c (unsplit_eh): Skip debug insns.
5274 2010-01-26 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/42250
5277 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5279 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5282 * omp-low.c (expand_omp_sections): Only use single_pred if
5283 l2_bb is single_pred_p.
5285 2010-01-25 Christian Bruel <christian.bruel@st.com>
5288 * config/sh/sh.c (find_barrier): Increase length for non delayed
5289 conditional branches.
5290 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5292 2010-01-24 David S. Miller <davem@davemloft.net>
5294 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5295 define if not using GAS.
5296 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5297 Likewise. Delete SECTION_MERGE code, which is only applicable
5300 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5303 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5304 mangling of va_list in system headers.
5306 2010-01-23 Toon Moene <toon@moene.org>
5308 * tree-predcom.c (combine_chains): Return NULL, not false.
5310 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5312 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5313 initialization of variable res to agree with return type.
5315 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5317 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5318 * tree-sra.c: Add include of expr.h.
5320 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5322 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5323 insert the debug stmt on the single non-EH edge from the stmt.
5325 2010-01-22 Richard Henderson <rth@redhat.com>
5328 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5329 the RHS until after generate_subtree_copies has insertted its
5330 code before the current statement.
5332 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5334 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5336 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5338 2010-01-21 Martin Jambor <mjambor@suse.cz>
5340 PR tree-optimization/42585
5341 * tree-sra.c (struct access): New field grp_total_scalarization.
5342 (dump_access): Dump the new field.
5343 (should_scalarize_away_bitmap): New variable.
5344 (cannot_scalarize_away_bitmap): Likewise.
5345 (sra_initialize): Allocate new bitmaps.
5346 (sra_deinitialize): Free new bitmaps.
5347 (create_access_1): New function.
5348 (create_access): Parts moved to create_access_1.
5349 (type_consists_of_records_p): New function.
5350 (completely_scalarize_record): Likewise.
5351 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5352 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5353 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5355 (analyze_all_variable_accesses): Completely scalarize small eligible
5358 2010-01-21 Martin Jambor <mjambor@suse.cz>
5360 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5362 2010-01-21 Andrew Haley <aph@redhat.com>
5364 * gcc.c (process_command): Move lang_specific_driver before
5365 setting cc_libexec_prefix.
5367 2010-01-21 Richard Guenther <rguenther@suse.de>
5370 * fold-const.c (negate_expr_p): Pretend only negative
5371 real constants are easily negatable.
5373 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5374 Jason Merrill <jason@redhat.com>
5376 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5377 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5378 * calls.c (initialize argument_information): Handle it.
5379 * c-common.c (handle_transparent_union_attribute): Use new name.
5380 * c-decl.c (finish_struct): Ditto.
5381 * c-typeck.c (type_lists_compatible_p): Ditto.
5382 (convert_for_assignment): Use new name and also handle record.
5383 * function.c (aggregate_value_p): Handle it.
5384 (pass_by_reference): Ditto.
5385 (assign_parm_data_types): Ditto.
5386 * print-tree.c (print_node): Ditto.
5387 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5388 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5389 * tree.c (first_field): New fn.
5391 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5394 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5395 even when linking statically, for now.
5397 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5400 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5401 without a cselib val.
5402 (count_uses): Accept MO_VAL_SET with no val on stores.
5403 (add_stores): Likewise.
5405 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5407 * var-tracking.c (check_value_val): Add a compile time assertion.
5408 (dv_is_decl_p): Simplify.
5409 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5410 gcc_assert if ENABLE_CHECKING.
5412 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5415 * var-tracking.c: Include tree-flow.h.
5416 (mem_dies_at_call): New.
5417 (dataflow_set_preserve_mem_locs): Use it.
5418 (dataflow_set_remove_mem_locs): Likewise.
5419 (dump_var): Renamed from dump_variable. Adjust all callers.
5420 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5421 * Makefile.in (var-tracking.o): Adjust deps.
5423 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5425 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5427 2010-01-20 Richard Guenther <rguenther@suse.de>
5429 PR tree-optimization/42717
5430 * tree-ssa-dce.c (get_live_post_dom): Remove.
5431 (forward_edge_to_pdom): Take an arbitrary edge to copy
5432 degenerate PHI args from.
5433 (remove_dead_stmt): Use the first post-dominator even if it
5434 does not contain live statements as redirection destination.
5436 2010-01-20 Richard Guenther <rguenther@suse.de>
5438 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5440 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5442 * sel-sched.c (create_speculation_check): Remove set but not used
5444 (try_transformation_cache): Remove set but not used variable ds.
5445 (calculate_privileged_insns): Remove set but not used variables
5446 cur_insn and min_spec_insn.
5447 (find_best_expr): Remove set but not used variable avail_n.
5448 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5450 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5452 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5453 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5456 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5459 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5460 cpu types. Add support for *-sse3 cpu types.
5461 (x86_64-*-*): Ditto.
5463 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5466 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5467 argument, call initializer_constant_valid_p_1 instead of
5468 initializer_constant_valid_p, pass CACHE to it, return NULL
5469 immediately if first call returns NULL.
5470 (initializer_constant_valid_p_1): New function.
5471 (initializer_constant_valid_p): Use it.
5473 2010-01-20 Thomas Quinot <quinot@adacore.com>
5475 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5477 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5479 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5480 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5481 (loc_list_from_tree): Don't handle unsigned division. Handle
5482 signed modulo using DW_OP_{over,over,div,mul,minus}.
5483 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5484 modulo instead of signed.
5486 2010-01-20 DJ Delorie <dj@redhat.com>
5488 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5490 (h8300_emit_stack_adjustment): Propogate it.
5492 (h8300_expand_prologue): Likewise.
5493 (h8300_expand_epilogue): Likewise.
5495 2010-01-19 Michael Matz <matz@suse.de>
5497 PR tree-optimization/41783
5498 * tree-data-ref.c (toplevel): Include flags.h.
5499 (dump_data_dependence_relation): Also dump the inputs if the
5500 result will be unknown.
5501 (split_constant_offset_1): Look through some conversions.
5502 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5503 the offset from last element is too large.
5504 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5505 (reassociate_to_the_same_stmt): Handle vector registers.
5506 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5508 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5509 wide_prolog_niters argument, emit widening instructions.
5510 (vect_do_peeling_for_alignment): Adjust caller, use widened
5511 variant of the iteration cound.
5512 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5514 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5517 * config/arm/neon-testgen.m (emit_automatics): New parameter
5518 features. Adjust for Fixed_return_reg feature.
5519 (test_intrinsic): Call emit_automatics with new feature.
5520 * config/arm/neon.ml: Update copyright years.
5521 (features): New Fixed_return_reg feature.
5522 (ops): Update feature for Vget_low.
5524 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5526 PR tree-optimization/42719
5527 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5531 * fwprop.c (all_uses_available_at): Return false if def_set dest
5532 is a REG that is used in def_insn.
5534 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5536 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5538 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5541 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5543 * target.h (struct gcc_target) <secondary_reload>: Change type
5544 of last argument to secondary_reload_info *.
5546 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5549 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5550 memory references with unaligned offsets. Remove CQImode handling.
5551 (unaligned_memory_operand): Return 1 for memory references with
5552 unaligned offsets. Remove CQImode handling.
5554 2010-01-18 Richard Guenther <rguenther@suse.de>
5557 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5560 2010-01-18 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/42781
5563 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5564 restrict processing only if the original variable was artificial.
5566 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5568 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5569 find number of popped argument bytes.
5571 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5572 Fix the text that describes the return value for invalid insns.
5574 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5576 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5577 Clarify what 'cost of the -dependence' is. Fix quoting.
5579 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5580 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5582 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5584 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5585 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5587 2010-01-17 Richard Guenther <rguenther@suse.de>
5590 * function.c (split_complex_args): Take a VEC to modify.
5591 (assign_parms_augmented_arg_list): Build a VEC instead of
5592 a chain of PARM_DECLs.
5593 (assign_parms_unsplit_complex): Take a VEC of arguments.
5594 Do not fixup unmodified parms.
5595 (assign_parms): Deal with the VEC.
5596 (gimplify_parameters): Likewise.
5598 2010-01-17 Richard Guenther <rguenther@suse.de>
5600 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5601 node existence check.
5602 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5603 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5604 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5605 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5606 (gimple_execute_on_growing_pred): Likewise.
5608 2010-01-17 Richard Guenther <rguenther@suse.de>
5610 PR tree-optimization/42773
5611 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5612 (compute_antic_aux): Likewise.
5613 (compute_partial_antic_aux): Likewise.
5615 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5618 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5621 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5623 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5626 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5627 Fix markup for strict argument.
5629 (TARGET_SCHED_REORDER2): Fix argument types.
5631 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5632 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5634 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5635 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5637 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5640 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5641 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5642 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5643 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5644 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5646 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5648 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5650 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5651 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5653 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5655 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5658 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5660 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5661 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5663 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5665 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5667 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5668 referring to it. Fix language.
5670 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5672 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5674 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5676 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5678 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5679 '@var{stream}. Remove stray 'and'.
5681 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5683 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5685 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5687 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5688 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5690 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5691 Fix description of return value.
5692 Rename argument "sz" to "len."
5694 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5695 Clarify meaning of 'true' return value.
5697 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5699 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5700 rep_mode versus mode_rep.
5702 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5704 (TARGET_BUILTIN_DECL): Fix name.
5706 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5708 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5710 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5712 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5714 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5716 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5719 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5720 Rename argument tm_fn to md_fn.
5722 (TARGET_OPTION_PRINT): Fix argument list.
5724 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5727 * config/i386/i386.c (ix86_fixup_binary_operands):
5728 Revert FMA4 fixup of operands.
5730 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5733 * Makefile.in (write_entries_to_file, install-plugin):
5734 Use \012 instead of \n with tr.
5736 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5738 * configure.ac (HAVE_AS_REF): New C macro.
5739 * configure: Regenerate.
5740 * config.in: Likewise.
5741 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5743 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5746 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5748 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5750 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5752 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5754 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5756 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5758 (TARGET_BINDS_LOCAL_P): Fix argument type.
5760 (TARGET_ASM_FILE_END): Use prototype.
5762 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5764 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5766 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5768 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5770 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5771 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5773 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5774 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5776 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5777 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5778 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5779 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5781 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5783 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5785 (TARGET_INIT_BUILTINS): Use prototype.
5787 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5788 Put 'const char *' in braces. Fix parameter types.
5789 (TARGET_INVALID_CONVERSION): Fix parameter types.
5790 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5791 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5793 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5796 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5798 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5800 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5802 * doc/tm.texi (TARGET_HELP): Fix return type.
5804 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5805 in braces. Fix argument types.
5807 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5809 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5811 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5813 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5814 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5816 (TARGET_MANGLE_TYPE): Fix argument types.
5818 (TARGET_IRA_COVER_CLASSES): Use prototype.
5820 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5822 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5824 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5826 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5828 (TARGET_CALLEE_COPIES): Fix argument types.
5830 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5832 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5834 (TARGET_FUNCTION_VALUE): Fix argument types.
5836 (TARGET_RETURN_IN_MSB): Fix argument type.
5838 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5840 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5842 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5844 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5845 agree with return type.
5847 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5849 2010-01-15 Jing Yu <jingyu@google.com>
5851 PR rtl-optimization/42691
5852 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5853 a pseudo to a constant and are merged, and adjust comments.
5855 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5857 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5859 2010-01-15 Richard Guenther <rguenther@suse.de>
5862 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5863 labels of computed or non-local gotos to the destination.
5864 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5865 landing pad label is the first label.
5867 2010-01-15 Richard Guenther <rguenther@suse.de>
5869 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5871 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5874 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5875 to allow generation of the xssqrtdp instruction on power7.
5876 (sqrtdf2_fpr): Ditto.
5878 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5881 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5882 functions with noreturn attribute.
5885 * varasm.c (declare_weak): Add weak attribute to decl if it
5886 doesn't have one already.
5887 (assemble_external): Only add decls to weak_decls if they also
5888 have weak attribute.
5890 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5892 * var-tracking.c (var_reg_delete): Don't delete the association
5893 between REGs and values or one-part variables if the register
5896 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5899 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5900 because its first operand is a non-localized variable.
5902 2010-01-14 Martin Jambor <mjambor@suse.cz>
5904 PR tree-optimization/42706
5905 * tree-sra.c (encountered_recursive_call): New variable.
5906 (encountered_unchangable_recursive_call): Likewise.
5907 (sra_initialize): Initialize both new variables.
5908 (callsite_has_enough_arguments_p): New function.
5909 (scan_function): Call decl and flags check only for IPA-SRA, check
5910 whether there is a recursive call and whether it has enough arguments.
5911 (all_callers_have_enough_arguments_p): New function.
5912 (convert_callers): Look for recursive calls only when
5913 encountered_recursive_call is set.
5914 (ipa_early_sra): Bail out either if
5915 !all_callers_have_enough_arguments_p or
5916 encountered_unchangable_recursive_call.
5918 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5920 * sel-sched.c: Add 2010 to copyright years.
5921 * sel-sched-ir.c: Likewise.
5922 * sel-sched-ir.h: Likewise.
5924 2010-01-14 Martin Jambor <mjambor@suse.cz>
5926 PR tree-optimization/42714
5927 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5928 constructors specially.
5930 2010-01-14 Andi Kleen <ak@linux.intel.com>
5932 * config/i386/drivers-i386.c (detect_caches_intel):
5933 Add l2sizekb parameter and fill in.
5934 (host_detect_local_cpu): Add l2sizekb, fill in.
5935 Add Atom small cache heuristic.
5937 2010-01-14 Andi Kleen <ak@linux.intel.com>
5939 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5940 Add level3 parameter and fill in.
5941 (detect_caches_intel): Handle level3 cache.
5943 2010-01-14 Andi Kleen <ak@linux.intel.com>
5945 * config/i386/drivers-i386.c (host_detect_local_cpu):
5946 Fix core duo detection.
5948 2010-01-14 Andi Kleen <ak@linux.intel.com>
5950 * config/i386/drivers-i386.c (host_detect_local_cpu):
5953 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5955 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5956 (rs6000_variable_issue_1): this. Use...
5957 (rs6000_variable_issue): here. Reimplement. Print debug info.
5959 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5961 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5962 sel_restore_notes. Update all callers. Call reemit_notes
5965 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5967 PR rtl-optimization/42246
5968 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5971 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5973 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5974 all successors is the same as number of successors in current region.
5976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5978 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5979 to rename is not separable. Otherwise check that its LHS is not NULL.
5981 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5983 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5985 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5987 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5988 available registers when failed to discover LHS register class.
5989 Fix indentation. Update comment.
5991 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5992 Alexander Monakov <amonakov@ispras.ru>
5994 PR rtl-optimization/42389
5995 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5997 (advance_state_on_fence): Likewise.
5998 (sel_target_adjust_priority): Print debug output only when
5999 sched_verbose >= 4, not 2.
6000 (get_expr_cost): Do not issue all unique insns on the next cycle.
6001 (fill_insns): Initialize can_issue_more from the value saved
6003 * sel-sched-ir.c (flist_add): New parameter issue_more.
6004 Init FENCE_ISSUE_MORE with it.
6005 (merge_fences): Likewise.
6006 (init_fences): Update call to flist_add.
6007 (add_to_fences, add_clean_fence_to_fences)
6008 (add_dirty_fence_to_fences): Likewise.
6009 (move_fence_to_fences): Update call to merge_fences.
6010 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6012 * sel-sched-ir.h (struct _fence): New field issue_more.
6013 (FENCE_ISSUE_MORE): New accessor macro.
6015 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6017 PR rtl-optimization/42388
6018 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6019 that have no predecessors nor successors. Do not call move_bb_info
6020 for empty blocks outside of current region.
6022 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6024 PR rtl-optimization/42294
6025 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6026 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6027 originators' originators.
6029 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6031 PR rtl-optimization/39453
6032 PR rtl-optimization/42246
6033 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6035 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6037 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6038 Alexander Monakov <amonakov@ispras.ru>
6041 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6042 (maybe_tidy_empty_bb): ... here. Make static. Add new
6043 argument. Update all callers.
6044 (tidy_control_flow): ... and here. Recompute topological order
6045 of basic blocks in region if necessary.
6046 (sel_redirect_edge_and_branch): Change return type. Return true
6047 if topological order might have been invalidated.
6048 (purge_empty_blocks): Export and move from...
6049 * sel-sched.c (purge_empty_blocks): ... here.
6050 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6051 (maybe_tidy_empty_bb): Delete prototype.
6052 (purge_empty_blocks): Declare.
6054 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6056 PR rtl-optimization/42249
6057 * sel-sched.c (try_replace_dest_reg): When chosen register
6058 and original register is the same, do not bail out early, but
6059 still check all original insns for validity of replacing destination
6060 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6063 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6066 Port from no-undefined-overflow branch:
6067 2009-03-09 Richard Guenther <rguenther@suse.de>
6069 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6071 2010-01-14 Richard Guenther <rguenther@suse.de>
6074 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6076 2010-01-14 Ira Rosen <irar@il.ibm.com>
6078 PR tree-optimization/42709
6079 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6080 as scalar type in creation of constant vector operand.
6082 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6085 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6086 (check-parallel-%): Match `testsuite' directory component only
6089 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6091 PR translation/39521
6092 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6095 2010-01-13 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/42730
6098 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6101 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6104 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6105 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6108 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6110 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6111 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6112 ___umulsi3_highpart.
6114 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6115 rather than schedule_insns if the pass is enabled.
6117 2010-01-13 Martin Jambor <mjambor@suse.cz>
6119 PR tree-optimization/42704
6120 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6123 2010-01-13 Martin Jambor <mjambor@suse.cz>
6125 PR tree-optimization/42703
6126 * tree-sra.c (analyze_access_subtree): Check that we can build a
6127 reference to the original data within the aggregate.
6129 2010-01-13 Richard Guenther <rguenther@suse.de>
6131 PR tree-optimization/42705
6132 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6134 2010-01-13 Richard Guenther <rguenther@suse.de>
6137 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6139 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6142 * var-tracking.c (values_to_unmark): New variable.
6143 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6144 values_to_unmark vector. Moved body to...
6145 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6146 instead queue it into values_to_unmark vector.
6147 (vt_find_locations): Free values_to_unmark vector.
6149 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6151 * config/s390/s390.c (override_options): Set
6152 default of max-pending-list-length to 256
6154 2010-01-13 Richard Guenther <rguenther@suse.de>
6157 * tree-pass.h (PROP_gimple_lcx): New.
6158 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6159 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6160 before the final cleanup_eh.
6161 (dump_properties): Dump PROP_gimple_lcx.
6162 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6163 (tree_lower_complex_O0): Remove.
6164 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6165 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6166 tree_lower_complex, schedule TODO_update_ssa.
6167 * lto-streamer-out.c (output_function): Stream the functions
6169 * lto-streamer-in.c (input_function): Likewise.
6170 (lto_read_body): Do not override them here.
6172 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6175 * c-typeck.c (build_c_cast): Fold value cast to union type before
6176 wrapping it in a CONSTRUCTOR.
6178 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6180 PR rtl-optimization/42699
6181 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6184 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6186 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6187 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6188 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6189 SUBTARGET_WARN_UNUSED_SPEC): ... here
6190 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6192 2010-01-12 Julian Brown <julian@codesourcery.com>
6194 * config/arm/neon-schedgen.ml (Utils): Don't try to
6195 open missing module.
6196 (find_with_result): New.
6198 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6201 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6202 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6204 PR tree-optimization/42645
6205 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6206 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6207 decl_map, set processing_debug_stmt to -1 and return name without
6210 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6212 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6213 binutils version, and reword target configuration description.
6215 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6217 * config/avr/avr.h (LINKER_NAME): Remove.
6219 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6222 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6223 that support VSX, warn for -mno-altivec if vsx is not disabled,
6226 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6227 Shujing Zhao <pearly.zhao@oracle.com>
6229 PR translation/42469
6230 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6231 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6232 character between option name and help text.
6233 * c.opt (imultilib): Likewise.
6235 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6237 * lto-streamer-out.c (output_unreferenced_globals): Output static
6240 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6242 PR rtl-optimization/42621
6243 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6244 optimizing for size.
6245 (duplicate_computed_gotos): Remove now-redundant check.
6247 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6250 * configure.ac: Save and restore LDFLAGS and LIBS
6251 * configure: Regenerate.
6253 2010-01-10 Richard Guenther <rguenther@suse.de>
6256 * builtins.c (fold_builtin_strlen): Add type argument and
6257 convert the resulting length to it.
6258 (fold_builtin_1): Adjust.
6260 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6262 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6263 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6265 (num_insns_constant_wide): Adjust for that change.
6267 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6270 * web.c (union_defs): Add used argument, to combine uses of
6272 (entry_register): Adjust type and tests of used argument.
6273 (web_main): Widen used for new use. Pass it to union_defs.
6274 * df.h (union_defs): Adjust prototype.
6276 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6279 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6280 uses in new incoming argument. Free body.
6281 (reset_debug_uses_in_loop): New.
6282 (analyze_insn_to_expand_var): Call the latter if the former found
6283 anything. Fix whitespace. Reject invalid dest overlaps before
6284 going through all insns in the loop.
6286 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6289 * haifa-sched.c (dying_use_p): Debug insns don't count.
6291 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6294 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6295 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6296 (verify_gimple_call): Reject LHS in noreturn calls.
6298 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6302 * tree-vect-loop-manip.c (adjust_info): New type.
6303 (adjust_vec): New pointer to vector.
6304 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6305 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6306 (slpeel_update_phis_for_duplicate_loop): Use them.
6307 (slpeel_update_phi_nodes_for_guard1): Likewise.
6308 (slpeel_update_phi_nodes_for_guard2): Likewise.
6309 (slpeel_tree_peel_loop_to_edge): Likewise.
6310 (vect_update_ivs_after_vectorizer): Likewise.
6312 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6314 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6315 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6317 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6319 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6320 bogus uninitialized warning.
6322 2010-01-09 Richard Guenther <rguenther@suse.de>
6325 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6326 the evolution is compatible with the initial condition.
6328 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6330 * gcc.c (process_command): Update copyright notice dates.
6331 * gcov.c (print_version): Likewise.
6332 * gcov-dump.c (print_version): Likewise.
6333 * mips-tfile.c (main): Likewise.
6334 * mips-tdump.c (main): Likewise.
6336 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6339 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6341 (rotlhi3_8): Delete.
6343 (rotlsi3_8): Delete.
6344 (rotlsi3_16): Delete.
6345 (rotlsi3_24): Delete.
6347 (*rotw<mode>3): New.
6348 (*rotb<mode>3): New.
6349 * config/avr/avr.c (avr_rotate_bytes): New function.
6350 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6352 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6355 * configure.ac: Modify -rdynamic check.
6356 * configure: Regenerate.
6358 2010-01-08 DJ Delorie <dj@redhat.com>
6360 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6361 register popping order.
6363 2010-01-08 Richard Guenther <rguenther@suse.de>
6366 * c.opt (fsigned-char): Also let LTO handle this option.
6367 (funsigned-char): Likewise.
6369 2010-01-07 Richard Guenther <rguenther@suse.de>
6371 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6372 (gimple_op): Likewise.
6373 (gimple_op_ptr): Likewise.
6374 (gimple_assign_set_lhs): Remove gcc_assert.
6375 (gimple_assign_set_rhs1): Likewise.
6376 (gimple_assign_set_rhs2): Likewise.
6377 (gimple_call_set_lhs): Likewise.
6378 (gimple_call_set_fn): Likewise.
6379 (gimple_call_set_fndecl): Likewise.
6380 (gimple_call_fndecl): Likewise.
6381 (gimple_call_return_type): Likewise.
6382 (gimple_call_set_chain): Likewise.
6383 (gimple_call_num_args): Likewise.
6384 (gimple_call_set_arg): Likewise.
6385 (gimple_cond_set_code): Likewise.
6386 (gimple_cond_set_lhs): Likewise.
6387 (gimple_cond_set_rhs): Likewise.
6388 (gimple_cond_set_true_label): Likewise.
6389 (gimple_cond_set_false_label): Likewise.
6390 (gimple_label_set_label): Likewise.
6391 (gimple_goto_set_dest): Likewise.
6392 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6393 (gimple_debug_bind_get_value): Likewise.
6394 (gimple_debug_bind_get_value_ptr): Likewise.
6395 (gimple_debug_bind_set_var): Likewise.
6396 (gimple_debug_bind_set_value): Likewise.
6397 (gimple_debug_bind_reset_value): Likewise.
6398 (gimple_debug_bind_has_value_p): Likewise.
6399 (gimple_return_retval_ptr): Remove gcc_assert.
6400 (gimple_return_retval): Likewise.
6401 (gimple_return_set_retval): Likewise.
6402 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6403 (safe_referenced_var_iterator): Remove.
6404 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6405 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6406 (fill_referenced_var_vec): Remove.
6407 (first_readonly_imm_use): Remove redundant gcc_assert.
6408 (phi_arg_index_from_use): Combine gcc_asserts.
6409 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6410 (first_imm_use_stmt): Remove redundant gcc_assert.
6411 * tree-cfg.c (verify_gimple_call): Verify function and chain
6412 operands. Verify arguments.
6413 (verify_types_in_gimple_stmt): Verify condition code and labels.
6415 2010-01-07 Richard Guenther <rguenther@suse.de>
6417 PR tree-optimization/42641
6418 * sese.c (rename_map_elt_info): Use the SSA name version, do
6421 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6423 PR tree-optimization/42625
6424 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6425 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6427 2010-01-07 Duncan Sands <baldrick@free.fr>
6429 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6431 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6434 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6435 note itself is not function_invariant_p.
6437 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6439 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6440 Do not add the DF_NOTE problem.
6441 * store-motion.c (execute_rtl_store_motion): Likewise.
6443 2010-01-07 Martin Jambor <mjambor@suse.cz>
6445 PR tree-optimization/42157
6446 * tree-sra.c (compare_access_positions): Stabilize sort if both
6447 accesses have integer types, return zero immediately if they are the
6450 2010-01-06 Richard Henderson <rth@redhat.com>
6453 * haifa-sched.c (add_to_note_list): Merge into ...
6454 (concat_note_lists): ... here, and ...
6455 (unlink_other_notes, rm_other_notes): Merge into...
6456 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6457 NOTE_INSN_EPILOGUE_BEG.
6459 2010-01-06 Richard Guenther <rguenther@suse.de>
6461 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6462 not inline regular functions into always-inline functions.
6464 2010-01-06 Nick Clifton <nickc@redhat.com>
6466 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6467 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6469 (OVERRIDE_OPTIONS): Delete.
6470 (OPTIMIZATION_OPTIONS): Define.
6471 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6472 * config/rx/rx.c (rx_handle_option): Issue an error message if
6473 -mcpu=rx200 and -fpu are used together.
6474 (rx_set_optimization_options): New function. Issue an error
6475 message if an optimization attribute attempts to reset the FPU/
6476 math optimization pairing.
6477 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6478 * config/rx/rx.opt: Set the default to 32-bit doubles.
6479 * config/rx/t-rx: Add multilibs for -nofpu option.
6480 * doc/invoke.texi: Update documentation of RX options.
6482 2010-01-06 Richard Guenther <rguenther@suse.de>
6484 * tree-ssa-pre.c (name_to_id): New global.
6485 (alloc_expression_id): Simplify SSA name handling.
6486 (lookup_expression_id): Likewise.
6487 (init_pre): Zero name_to_id.
6488 (fini_pre): Free it.
6490 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6492 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6494 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6497 * config/i386/sse.md (smaxv2di3): New.
6498 (umaxv2di3): Likewise.
6499 (sminv2di3): Likewise.
6500 (uminv2di3): Likewise.
6502 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6505 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6506 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6507 (legitimize_tls_address): Likewise.
6508 (sparc_tls_referenced_p): Likewise.
6509 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6510 and adjust calls to legitimize_pic_address.
6511 (legitimate_constant_p) Use sparc_tls_referenced_p.
6512 (legitimate_pic_operand_p): Likewise.
6513 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6514 (sparc_tls_symbol_ref_1): Delete.
6515 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6516 (legitimize_tls_address): Make static, handle CONST patterns.
6517 (legitimize_pic_address): Make static, remove unused parameter and
6518 adjust recursive calls.
6519 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6520 and adjust call to legitimize_pic_address.
6521 (sparc_output_mi_thunk): Likewise.
6523 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6524 H.J. Lu <hongjiu.lu@intel.com>
6527 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6528 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6529 operands to make them signed.
6532 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6535 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6536 GTU to GT for V4SI and V2DI.
6538 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6539 (umin<mode>3): Removed.
6541 (uminv4si3): Likewise.
6543 2010-01-05 Martin Jambor <mjambor@suse.cz>
6545 PR tree-optimization/42462
6546 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6547 current_function_decl to helper functions and macros.
6549 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6552 * flags.h: Don't include real.h.
6553 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6554 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6555 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6556 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6557 * dominance.c: Update copyright.
6558 * gimple.c (walk_gimple_op): Remove inline.
6559 * tree-ssa-reassoc.c: Include real.h.
6560 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6561 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6563 2010-01-05 Nick Clifton <nickc@redhat.com>
6565 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6566 register to push into the stack frame when the accumulator has to
6567 be saved during interrupts.
6569 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6571 * doc/invoke.texi: Remove the documentation about option
6573 * common.opt (Wunreachable-code): Preserved for backward
6575 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6576 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6577 the backward compatibility flag section.
6579 2010-01-05 Richard Guenther <rguenther@suse.de>
6581 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6583 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6586 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6588 PR tree-optimization/42508
6589 * tree-sra.c (convert_callers): Check for recursive call
6590 by comparing cgraph nodes instead of decls.
6591 (modify_function): Call ipa_modify_formal_parameters also
6592 on all same_body aliases.
6594 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6595 cgraph nodes when checking for same_body aliases.
6597 2010-01-05 Richard Guenther <rguenther@suse.de>
6599 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6600 allocation and lookup.
6601 (get_or_alloc_expr_for_constant): Likewise.
6602 (phi_translate): Sink allocation.
6604 2010-01-04 Richard Guenther <rguenther@suse.de>
6606 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6607 a new entry only if needed.
6608 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6609 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6611 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6613 (phi_translate): Handle CONSTANTs early.
6615 2010-01-04 Martin Jambor <mjambor@suse.cz>
6617 PR tree-optimization/42398
6618 * tree-sra.c (struct access): Removed flag grp_different_types.
6619 (dump_access): Do not dump the removed flag.
6620 (sort_and_splice_var_accesses): Do not set the removed flag.
6621 (sra_modify_expr): Check for type compatibility directly.
6623 2010-01-04 Martin Jambor <mjambor@suse.cz>
6625 PR tree-optimization/42366
6626 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6627 edges with variable number of parameters.
6628 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6629 flag instead of asserting it.
6630 (ipa_read_node_info): Read uses_analysis_done flag.
6632 2010-01-04 Richard Guenther <rguenther@suse.de>
6634 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6635 iterative_hash_* as intended.
6636 (vn_reference_compute_hash): Likewise. Simplify hashing
6638 (vn_reference_lookup_2): Likewise.
6639 (vn_nary_op_compute_hash): Likewise.
6640 (vn_phi_compute_hash): Likewise.
6641 (expressions_equal_p): Remove strange code.
6642 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6643 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6644 (bitmap_insert_into_set_1): Take value-id as parameter.
6645 (add_to_value): Pass it.
6646 (bitmap_insert_into_set): Likewise.
6647 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6649 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6652 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6653 (do_self_spec): For switches with SWITCH_IGNORE set set also
6654 SWITCH_IGNORE_PERMANENTLY.
6655 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6658 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6660 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6661 tree of an unreferenced global var.
6663 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6666 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6667 GTU to GT for V4SI and V2DI.
6669 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6670 (umin<mode>3): Removed.
6672 (uminv4si3): Likewise.
6674 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6677 * collect2.c (main): Turn on trace in collect2 if -v is passed
6680 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6682 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6683 description of expression operand.
6685 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6687 * configure.ac: Add install-html to target_list for Make-hooks.
6688 * configure: Regenerate.
6689 * fortran/Make-lang.in (F95_HTMLFILES): New.
6690 (fortran.html): Use it.
6691 (fortran.install-html): New.
6692 * Makefile.in (install-html): Add lang.install-html.
6693 * java/Make-lang.in (JAVA_HTMLFILES): New.
6694 (java.html): Use it.
6695 (java.install-html): New.
6696 * objc/Make-lang.in (objc.install-html): New.
6697 * objcp/Make-lang.in (obj-c++.install-html): New.
6698 * cp/Make-lang.in (c++.install-html): New.
6699 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6700 * lto/Make-lang.in (lto.install-html): New.
6702 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6705 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6707 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6709 PR rtl-optimization/41862
6710 * store-motion.c (store_killed_in_insn, compute_store_table,
6711 remove_reachable_equiv_notes, replace_store_insn,
6712 build_store_vectors): Ignore all DEBUG_INSNs.
6714 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6717 * common.opt: Add dumpdir.
6719 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6721 (option_map): Add --dumpdir.
6723 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6725 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6727 * opts.c (decode_options): Try dump_dir_name first if
6728 dump_base_name isn't an absolute path.
6729 (common_handle_option): Handle OPT_dumpdir.
6731 * toplev.c (dump_dir_name): New.
6732 (print_switch_values): Also ignore -dumpdir.
6734 * toplev.h (dump_dir_name): New.
6736 2010-01-03 Richard Guenther <rguenther@suse.de>
6738 PR tree-optimization/42589
6739 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6740 double-word expansion of bswap32.
6742 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6744 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6745 with BLOCK_FOR_INSN.
6746 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6747 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6748 noce_process_if_block): Likewise.
6749 * gcse.c (compute_local_properties, insert_expr_in_table,
6750 insert_set_in_table, canon_list_insert, find_avail_set,
6751 pre_insert_copy_insn): Likewise.
6753 * basic-block.h (BLOCK_NUM): Move from here...
6754 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6756 2010-01-03 Richard Guenther <rguenther@suse.de>
6758 PR tree-optimization/42438
6759 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6760 contains_may_not_return_call flag.
6761 (BB_MAY_NOTRETURN): New.
6762 (valid_in_sets): Trapping nary operations are not valid
6763 in blocks that may not return.
6764 (insert_into_preds_of_block): Remove check for trapping expressions.
6765 (compute_avail): Compute also BB_MAY_NOTRETURN.
6767 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6769 * doc/invoke.texi: Add 2010 to copyright years.
6771 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6773 * config/sparc/sparc.c: Fix formatting nits.
6775 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6776 Alexander Monakov <amonakov@ispras.ru>
6778 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6780 2010-01-02 Richard Guenther <rguenther@suse.de>
6783 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6784 (simplify_switch_using_ranges): Mark to be removed edges
6787 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6789 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6791 * collect2.c (scan_libraries): Add missing argument in call to
6794 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6797 * config/alpha/predicates.md (aligned_memory_operand): Return false
6799 (unaligned_memory_operand): Return true for CQImode.
6800 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6801 doesn not cross aligned SImode word boundary.
6803 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6805 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6807 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6808 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6810 2010-01-02 Richard Guenther <rguenther@suse.de>
6813 * toplev.c (compile_file): Emit LTO marker properly. Change
6815 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6817 2010-01-01 Richard Guenther <rguenther@suse.de>
6820 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6822 2010-01-01 Richard Guenther <rguenther@suse.de>
6825 * c-decl.c (grokdeclarator): For zero-size arrays force
6826 structural equality checks as layout_type does.
6828 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6830 * builtins.c: Update copyright to 2010.
6832 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6835 * lto-streamer-out.c (produce_asm): Revert the last change.
6836 (copy_function): Likewise.
6838 * lto-streamer.c (lto_get_section_name): Skip any leading
6841 2010-01-01 Richard Guenther <rguenther@suse.de>
6844 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6848 Copyright (C) 2010 Free Software Foundation, Inc.
6850 Copying and distribution of this file, with or without modification,
6851 are permitted in any medium without royalty provided the copyright
6852 notice and this notice are preserved.