1 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
4 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
5 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
6 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
7 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
8 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
9 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
10 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
11 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
12 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
13 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
15 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
17 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
18 (check_cond_move_block): Likewise.
19 (cond_move_process_if_block): Likewise.
20 (noce_find_if_block): Improve formatting.
21 (find_if_header): Pass 0 to memset and tweak conditions.
22 (cond_exec_find_if_block): Fix long lines and tweak conditions.
24 2010-04-19 Jakub Jelinek <jakub@redhat.com>
26 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
30 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
31 with non-local decl doesn't need chain.
33 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
35 * ira-color.c (allocno_reload_assign): Avoid accumulating
36 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
38 2010-04-19 Martin Jambor <mjambor@suse.cz>
40 * gimple.h (create_tmp_reg): Declare.
41 * gimplify.c (create_tmp_reg): New function.
42 (gimplify_return_expr): Use create_tmp_reg.
43 (gimplify_omp_atomic): Likewise.
44 (gimple_regimplify_operands): Likewise.
45 * tree-dfa.c (make_rename_temp): Likewise.
46 * tree-predcom.c (predcom_tmp_var): Likewise.
47 (reassociate_to_the_same_stmt): Likewise.
48 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
49 (get_replaced_param_substitute): Likewise.
50 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
51 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
52 * tree-ssa-pre.c (get_representative_for): Likewise.
53 (create_expression_by_pieces): Likewise.
54 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
55 (create_tailcall_accumulator): Likewise.
57 2010-04-19 Martin Jambor <mjambor@suse.cz>
59 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
61 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
63 2010-04-19 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/43796
66 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
67 from SCEV in the lattice.
68 (vrp_visit_phi_node): Dump change.
70 2010-04-19 Richard Guenther <rguenther@suse.de>
72 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
73 * configure: Re-generated.
75 2010-04-19 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/43783
78 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
79 constant ARRAY_REF operands two and three if possible.
81 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
86 2010-04-19 Jie Zhang <jie@codesourcery.com>
89 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
91 2010-04-19 Ira Rosen <irar@il.ibm.com>
93 PR tree-optimization/37027
94 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
95 and macro to access it.
96 (vectorizable_reduction): Add argument.
97 (vect_get_slp_defs): Likewise.
98 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
99 statements for possible use in SLP.
100 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
101 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
102 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
104 (vectorizable_reduction): Likewise.
105 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
107 (vectorizable_type_demotion, vectorizable_type_promotion,
108 vectorizable_store): Likewise.
109 (vect_analyze_stmt): Update call to vectorizable_reduction.
110 (vect_transform_stmt): Likewise.
111 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
112 (vect_build_slp_tree): Fix indentation. Check that there are no loads
113 from different interleaving chains in same node.
114 (vect_slp_rearrange_stmts): New function.
115 (vect_supported_load_permutation_p): Allow load permutations for
116 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
117 inside SLP nodes if necessary.
118 (vect_analyze_slp_instance): Handle reductions.
119 (vect_analyze_slp): Try to build SLP instances originating from groups
121 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
122 (vect_get_constant_vectors): Create initial vectors for reductions
123 according to reduction code. Add new argument.
124 (vect_get_slp_defs): Add new argument, pass it to
125 vect_get_constant_vectors.
126 (vect_schedule_slp_instance): Remove SLP tree root statements.
128 2010-04-19 Jakub Jelinek <jakub@redhat.com>
130 * tree.h (ENUM_IS_SCOPED): Define.
131 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
132 for ENUM_IS_SCOPED enums.
134 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
136 * fold-const.c (fold_comparison): Use ssizetype.
137 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
138 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
139 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
140 * tree-object-size.c (compute_object_sizes): Use size_type_node.
142 * tree.h (initialize_sizetypes): Remove parameter.
143 (build_common_tree_nodes): Remove second parameter.
144 * stor-layout.c (initialize_sizetypes): Remove parameter.
145 Always create an unsigned type.
146 (set_sizetype): Assert that the passed type is unsigned and simplify.
147 * tree.c (build_common_tree_nodes): Remove second parameter.
148 Adjust call to initialize_sizetypes.
149 * c-decl.c (c_init_decl_processing): Remove second argument in call to
150 build_common_tree_nodes.
152 2010-04-18 Matthias Klose <doko@ubuntu.com>
154 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
156 2010-04-18 Ira Rosen <irar@il.ibm.com>
158 PR tree-optimization/43771
159 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
160 load permutation doesn't have gaps.
162 2010-04-18 Jan Hubicka <jh@suse.cz>
164 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
165 (sse_prologue_save_insn expander): Use new pattern.
166 (sse_prologue_save_insn1): New pattern and splitter.
167 (sse_prologue_save_insn): Update to deal also with 64bit aligned
169 * i386.c (setup_incoming_varargs_64): Do not compute jump
171 (ix86_gimplify_va_arg): Update alignment needed.
172 (ix86_local_alignment): Do not align all local arrays to 128bit.
174 2010-04-17 Jan Hubicka <jh@suse.cz>
176 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
178 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
180 * arm.md (negdi2): Remove redundant code to force values into a
183 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
185 * arm/bpabi.S: Add EABI alignment attributes to objects.
186 * arm/bpabi-v6m.S: Likewise.
187 * arm/crti.asm: Likewise.
188 * arm/crtn.asm: Likewise.
189 * arm/lib1funcs.asm: Likewise.
190 * arm/libunwind.S: Likewise.
192 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
194 * arm-protos.h (tune_params): New structure.
195 * arm.c (current_tune): New variable.
196 (arm_constant_limit): Delete.
197 (struct processors): Add pointer to the tune parameters.
198 (arm_slowmul_tune): New tuning option.
199 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
200 (all_cores): Adjust to pick up the tuning model.
201 (arm_constant_limit): New function.
202 (arm_override_options): Select the appropriate tuning model. Delete
203 initialization of arm_const_limit.
204 (arm_split_constant): Use the new constant-limit model.
205 (arm_rtx_costs): Pick up the current tuning model.
206 * arm.md (is_strongarm, is_xscale): Delete.
207 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
208 for Xscale variant architectures.
209 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
211 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
213 * config/arm/arm.c (arm_gen_constant): Remove unused variable
215 (arm_rtx_costs_1): Remove unused variable extra_cost.
216 (arm_unwind_emit_set): Use variable offset.
217 (thumb1_output_casesi): Remove unused variable flags.
219 2010-04-16 Jeff Law <law@redhat.com>
221 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
222 needing assignment rather than doing a two-phase assignment. Remove
225 2010-04-16 Jakub Jelinek <jakub@redhat.com>
228 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
230 2010-04-16 Doug Kwan <dougkwan@google.com>
232 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
233 (next_operand_entry_id): New static variable.
234 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
235 (add_to_ops_vec): Assigned unique ID to operand entry.
236 (struct oecount_s): New field ID.
237 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
238 (undistribute_ops_list): Assign unique IDs to oecounts.
239 (init_reassoc): reset next_operand_entry_id.
241 2010-04-16 Doug Kwan <dougkwan@google.com>
243 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
244 missing left parenthesis.
246 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
249 *btdi_rex64 using SWI48 mode iterator.
250 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
251 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
252 *jcc_btdi_mask_rex64.
254 2010-04-16 Anatoly Sokolov <aesok@post.ru>
256 * double-int.h (tree_to_double_int): Convert to macro.
257 * double-int.c (tree_to_double_int): Remove.
259 2010-04-16 Jakub Jelinek <jakub@redhat.com>
262 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
263 with want_address 2 and in case a single element list might be
264 possible, call it again with want_address 0.
266 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
268 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
269 case 'W' print operands for HI mode.
270 * config/h8300/h8300.h (Y0, Y2) : New constraints.
271 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
272 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
273 * config/h8300/predicate.md (bit_register_indirect_operand): New.
275 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
277 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
278 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
279 #xx:3 and #xx:4 mode.
281 * config/h8300/h8300.md (inverted load with HImode dest): Add
284 * config/h8300/predicate.md (bit_operand): Allow immediate values that
285 satisfy 'U' constraint.
287 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
289 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
291 * configure: Regenerate.
292 * config.in: Regenerate.
293 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
296 2010-04-16 Richard Guenther <rguenther@suse.de>
298 * tree.h (struct tree_decl_minimal): Move pt_uid ...
299 (struct tree_decl_common): ... here.
300 (DECL_PT_UID): Adjust.
301 (SET_DECL_PT_UID): Likewise.
302 (DECL_PT_UID_SET_P): Likewise.
304 2010-04-16 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/43572
307 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
308 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
309 * tree-flow.h (is_call_clobbered): Remove.
310 * tree-flow-inline.h (is_call_clobbered): Likewise.
311 * tree-dfa.c (dump_variable): Do not dump call clobber state.
312 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
313 (execute_return_slot_opt): Adjust.
314 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
315 check for call clobbered vars here.
316 (find_tail_calls): Move tailcall verification to the
319 2010-04-16 Diego Novillo <dnovillo@google.com>
321 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
324 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
327 * config/arm/arm.md (cbranchqi4): New pattern.
328 * config/arm/predicates.md (const0_operand,
329 cbranchqi4_comparison_operator): New predicates.
331 2010-04-16 Richard Guenther <rguenther@suse.de>
333 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
334 (dump_gimple_stmt): Likewise.
336 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
338 * recog.h (struct recog_data): New field is_operator.
339 (struct insn_operand_data): New field is_operator.
340 * recog.c (extract_insn): Set recog_data.is_operator.
341 * genoutput.c (output_operand_data): Emit code to set the
343 * reload.c (find_reloads): Use it rather than testing for an
344 empty constraint string.
347 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
348 If the previous insn is a cbranchsi4_insn with the same arguments,
349 omit the compare instruction.
351 * config/arm/arm.md (addsi3_cbranch): If destination is a high
352 register, inputs must be low registers and we need a low register
353 scratch. Handle alternative 2 like alternative 3.
355 2010-04-16 Jakub Jelinek <jakub@redhat.com>
357 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
358 don't call get_addr on both. If one expression is a VALUE and
359 the other a REG, check VALUE's locs if the REG isn't among them.
361 2010-04-16 Christian Bruel <christian.bruel@st.com>
363 * config/sh/sh.h (sh_frame_pointer_required): New function.
364 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
365 (flag_omit_frame_pointer) Set.
366 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
367 (rounded_frame_size): Adjust size with outgoing_args_size.
368 (sh_set_return_address): Must return from stack pointer.
369 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
370 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
371 (ACCUMULATE_OUTGOING_ARGS): Define.
372 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
373 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
375 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
378 * config/sh/sh.c (sh_legitimize_reload_address): Use
379 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
380 Remove a unneeded check for offset_base.
382 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
384 * configure: Regenerated.
386 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
388 * config/s390/s390.c (s390_call_save_register_used): Switch back
391 2010-04-15 Richard Guenther <rguenther@suse.de>
393 * alias.c (alias_set_subset_of): Handle alias-set zero
396 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
397 Julian Brown <julian@codesourcery.com>
399 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
400 alternatives according to use of high and low regs.
401 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
402 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
403 optimizing for size on Thumb-2.
405 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
407 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
409 2010-04-15 Richard Guenther <rguenther@suse.de>
411 * tree-ssa-structalias.c (struct variable_info): Add
413 (new_var_info): Initialize it.
414 (dump_constraints): Support printing last added constraints.
415 (debug_constraints): Adjust.
416 (dump_constraint_graph): Likewise.
417 (make_heapvar_for): Check for NULL cfun.
418 (get_function_part_constraint): New function.
419 (get_fi_for_callee): Likewise.
420 (find_func_aliases): Properly implement IPA PTA constraints.
421 (process_ipa_clobber): New function.
422 (find_func_clobbers): Likewise.
423 (insert_into_field_list_sorted): Remove.
424 (create_function_info_for): Properly allocate vars for IPA mode.
425 Do not use insert_into_field_list_sorted.
426 (create_variable_info_for): Properly generate constraints for
427 global vars in IPA mode.
428 (dump_solution_for_var): Always dump the solution.
429 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
430 (find_what_var_points_to): Adjust.
431 (pt_solution_set): Change.
432 (pt_solution_ior_into): New function.
433 (pt_solution_empty_p): Export.
434 (pt_solution_includes_global): Adjust.
435 (pt_solution_includes_1): Likewise.
436 (pt_solutions_intersect_1): Likewise.
437 (dump_sa_points_to_info): Check some invariants.
438 (solve_constraints): Move constraint dumping ...
439 (compute_points_to_sets): ... here.
440 (ipa_pta_execute): ... and here.
441 (compute_may_aliases): Do not re-compute points-to info
442 locally if IPA info is available.
443 (ipa_escaped_pt): New global var.
444 (ipa_pta_execute): Properly implement IPA PTA.
445 * tree-into-ssa.c (dump_decl_set): Support dumping
446 decls not in referenced-vars.
447 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
448 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
449 (dump_points_to_solution): Likewise.
450 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
451 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
452 (remap_gimple_stmt): Reset call clobber/use information if
454 (copy_decl_to_var): Copy DECL_PT_UID.
455 (copy_result_decl_to_var): Likewise.
456 * tree.c (make_node_stat): Initialize DECL_PT_UID.
457 (copy_node_stat): Copy it.
458 * tree.h (DECL_PT_UID): New macro.
459 (SET_DECL_PT_UID): Likewise.
460 (DECL_PT_UID_SET_P): Likewise.
461 (struct tree_decl_minimal): Add pt_uid member.
462 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
463 (pt_solution_empty_p): Declare.
464 (pt_solution_set): Adjust.
465 (ipa_escaped_pt): Declare.
466 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
467 * gimple-pretty-print.c (pp_points_to_solution): New function.
468 (dump_gimple_call): Dump call clobber/use information.
469 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
470 * tree-pass.h (TDF_ALIAS): New dump option.
471 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
472 * doc/invoke.texi (-fipa-pta): Update documentation.
474 2010-04-15 Richard Guenther <rguenther@suse.de>
476 * Makefile.in (OBJS-common): Add gimple-fold.o.
477 (gimple-fold.o): New rule.
478 * tree.h (maybe_fold_offset_to_reference,
479 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
481 * gimple.h: ... here.
482 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
483 may_propagate_address_into_dereference): Move prototypes ...
484 * gimple.h: ... here.
485 * tree-ssa-ccp.c (get_symbol_constant_value,
486 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
487 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
488 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
489 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
490 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
491 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
492 gimplify_and_update_call_from_tree): Move ...
493 * gimple-fold.c: ... here. New file.
494 (ccp_fold_builtin): Rename to ...
495 (gimple_fold_builtin): ... this.
496 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
498 2010-04-15 Richard Guenther <rguenther@suse.de>
500 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
501 fit_double_type, force_fit_type_double, add_double_with_sign,
502 neg_double, mul_double_with_sign, lshift_double, rshift_double,
503 lrotate_double, rrotate_double, div_and_round_double): Move ...
504 * double-int.c: ... here.
505 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
506 add_double, neg_double, mul_double_with_sign, mul_double,
507 lshift_double, rshift_double, lrotate_double, rrotate_double,
508 div_and_round_double): Move prototypes ...
509 * double-int.h: ... here.
511 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
514 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
515 matching constraints to ensure inputs match the output.
517 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
520 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
521 in an input-only operand.
523 2010-04-15 Anatoly Sokolov <aesok@post.ru>
525 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
526 (double_int_not, double_int_lshift, double_int_rshift): Declare.
527 (double_int_negative_p): Convert to static inline function.
528 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
529 (double_int_negative_p): Remove.
530 * tree.h (lshift_double, rshift_double):
531 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
532 * fold-const.c (fold_convert_const_int_from_real,
533 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
534 (lshift_double): Change type of arith argument to bool.
535 (rshift_double): Change type of arith argument to bool. Correct
537 * expmed.c (mask_rtx, lshift_value): (Ditto.).
539 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
542 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
543 at the start and end of the then/else blocks, and omit them from the
545 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
546 argument; all callers changed. Pass zero to old_insns_match_p instead.
547 (flow_find_head_matching_sequence): New function.
548 (old_insns_match_p): Check REG_EH_REGION notes for calls.
549 * basic-block.h (flow_find_cross_jump,
550 flow_find_head_matching_sequence): Declare functions.
552 2010-04-14 Jason Merrill <jason@redhat.com>
555 * c-common.c (attribute_takes_identifier_p): New fn.
556 * c-common.h: Declare it.
558 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
562 (*udivmod<mode>4): Ditto.
564 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/i386.md (maxmin_int): Rename code attribute from
567 maxminiprefix and update all users.
568 (maxmin_float): Ditto from maxminfprefix.
569 (logic): Ditto from logicprefix.
570 (absneg_mnemonic): Ditto from absnegprefix.
571 * config/i386/mmx.md: Update all users of maxminiprefix,
572 maxminfprefix and logicprefix for rename.
573 * config/i386/sse.md: Ditto.
574 * config/i386/sync.md (sync_<code><mode>): Update for
577 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
580 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
581 warnings converted to errors.
583 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
585 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
586 used insn_type variable.
587 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
588 to avoid set-but-not-used warning.
590 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
592 * df-core.c (df_ref_debug): Change format string placeholder
594 * dwarf2asm.c (dw2_asm_output_data_raw,
595 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
596 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
597 * dwarf2out.c (output_cfi, output_cfi_directive,
598 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
599 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
601 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
602 * print-rtl.c (print_rtx): Ditto.
604 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
607 * builtins.c (expand_builtin_pow_root): New function to expand pow
608 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
609 series of sqrt and cbrt calls under -ffast-math.
610 (expand_builtin_pow): Call it.
612 2010-04-14 Michael Matz <matz@suse.de>
614 PR tree-optimization/42963
615 * tree-cfg.c (touched_switch_bbs): New static variable.
616 (group_case_labels_stmt): New function broken out from ...
617 (group_case_labels): ... here, use the above.
618 (start_recording_case_labels): Allocate touched_switch_bbs.
619 (end_recording_case_labels): Deallocate it, call
620 group_case_labels_stmt.
621 (gimple_redirect_edge_and_branch): Remember index of affected BB.
623 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
628 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
632 2010-04-13 Jan Hubicka <jh@suse.cz>
634 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
635 of optimized out static functions.
636 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
637 cost computation. Also sanity check for overflows.
638 (update_caller_keys): Update cgraph_edge_badness call; properly
639 update fibheap and sanity check that it is up to date.
640 (add_new_edges_to_heap): Update cgraph_edge_badness.
641 (cgraph_decide_inlining_of_small_function): Likewise;
642 add sanity checking that badness in heap is up to date;
643 improve dumping of reason; Update badness of calls to the
644 offline copy of function currently inlined; dump badness
645 of functions not inlined because of unit growth limits.
647 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
650 * c-common.c (pointer_int_sum): Disregard overflow that occured only
651 because of sign-extension change when converting to sizetype here...
652 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
654 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
655 the folding to constants. Remove redundant final conversion.
656 (fold_binary) <associate>: Do not associate if the re-association of
657 constants alone overflows.
658 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
659 to the end of the list.
660 (multiple_of_p) <COND_EXPR>: New case.
662 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
664 * opt-functions.awk (opt_sanitized_name): New.
666 * optc-gen.awk: Use it
667 * opth-gen.awk: Use it.
669 2010-04-13 Martin Jambor <mjambor@suse.cz>
671 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
672 (sra_modify_assign): Delete stmts loading dead data even if racc has no
673 children. Call replace_uses_with_default_def_ssa_name to handle
676 2010-04-13 Michael Matz <matz@suse.de>
679 * builtins.c (expand_builtin_interclass_mathfn): Also create
680 a register if the predicate doesn't match.
682 2010-04-13 Diego Novillo <dnovillo@google.com>
684 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
685 * c-pch.c: Include timevar.h.
686 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
687 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
688 * ggc-common.c: Include timevar.h.
689 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
690 * timevar.def (TV_PCH_SAVE): Define.
691 (TV_PCH_CPP_SAVE): Define.
692 (TV_PCH_PTR_REALLOC): Define.
693 (TV_PCH_PTR_SORT): Define.
694 (TV_PCH_RESTORE): Define.
695 (TV_PCH_CPP_RESTORE): Define.
697 2010-04-13 Michael Matz <matz@suse.de>
699 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
701 (can_reassociate_p): New function.
702 (break_up_subtract_bb, reassociate_bb): Use it.
704 2010-04-13 Richard Guenther <rguenther@suse.de>
707 * builtins.c (c_readstr): Fix assert.
709 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
712 when generating cltd insn.
714 (*ashl<mode>3_1): Remove special handling for register operand 2.
715 (*ashlsi3_1_zext): Ditto.
717 (*ashlhi3_1_lea): Ditto.
719 (*ashlqi3_1_lea): Ditto.
720 (*<shiftrt_insn><mode>3_1): Ditto.
721 (*<shiftrt_insn>si3_1_zext): Ditto.
722 (*<shiftrt_insn>qi3_1_slp): Ditto.
723 (*<rotate_insn><mode>3_1): Ditto.
724 (*<rotate_insn>si3_1_zext): Ditto.
725 (*<rotate_insn>qi3_1_slp): Ditto.
727 2010-04-13 Richard Guenther <rguenther@suse.de>
729 * tree-ssa-structalias.c (callused_id): Remove.
730 (call_stmt_vars): New.
731 (get_call_vi): Likewise.
732 (lookup_call_use_vi): Likewise.
733 (lookup_call_clobber_vi): Likewise.
734 (get_call_use_vi): Likewise.
735 (get_call_clobber_vi): Likewise.
736 (make_transitive_closure_constraints): Likewise.
737 (handle_const_call): Adjust to do per-call call-used handling.
738 (handle_pure_call): Likewise.
739 (find_what_var_points_to): Remove general callused handling.
740 (init_base_vars): Likewise.
741 (init_alias_vars): Initialize call_stmt_vars.
742 (compute_points_to_sets): Process call-used and call-clobbered
743 vars for call statements.
744 (delete_points_to_sets): Free call_stmt_vars.
746 2010-04-13 Richard Guenther <rguenther@suse.de>
748 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
749 Only add RW dependence for dependence distance zero.
750 Adjust maximal vectorization factor according to dependences.
751 Move alignment handling ...
752 (vect_find_same_alignment_drs): ... here. New function.
753 (vect_analyze_data_ref_dependences): Adjust.
754 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
755 (vect_analyze_data_refs): Adjust minimal vectorization factor
756 according to data references.
757 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
758 dependences before determining the vectorization factor.
759 Analyze alignment after determining the vectorization factor.
760 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
761 dependences before alignment.
762 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
764 (vect_analyze_data_refs): Likewise.
765 (MAX_VECTORIZATION_FACTOR): New define.
767 2010-04-13 Duncan Sands <baldrick@free.fr>
769 * except.h (lang_eh_type_covers): Remove.
770 * except.c (lang_eh_type_covers): Likewise.
772 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
773 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
775 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
776 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
777 UNITS_PER_LONG where it is ABI relevant.
778 (s390_return_addr_rtx): Likewise.
779 (s390_back_chain_rtx): Likewise.
780 (s390_frame_area): Likewise.
781 (s390_frame_info): Likewise.
782 (s390_initial_elimination_offset): Likewise.
783 (save_gprs): Likewise.
784 (s390_emit_prologue): Likewise.
785 (s390_emit_epilogue): Likewise.
786 (s390_function_arg_advance): Likewise.
787 (s390_function_arg): Likewise.
788 (s390_va_start): Likewise.
789 (s390_gimplify_va_arg): Likewise.
790 (s390_function_profiler): Likewise.
791 (s390_optimize_prologue): Likewise.
792 (s390_rtx_costs): Likewise.
793 (s390_secondary_reload): Likewise.
794 (s390_promote_function_mode): Likewise.
795 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
796 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
798 (s390_unwind_word_mode): New function.
799 (s390_function_value): Split 64 bit values into register pair if
800 used as return value.
801 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
802 function call parameters. Handle parallels.
803 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
804 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
805 (DWARF_CIE_DATA_ALIGNMENT): New macro.
806 (s390_expand_setmem): Remove unused variable src_addr.
807 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
808 deal with 64 bit registers.
809 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
810 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
811 (UNITS_PER_LONG): New macro.
812 * libjava/include/s390-signal.h: Define extended ucontext
813 structure containing the upper halfs of the 64 bit registers.
815 2010-04-13 Simon Baldwin <simonb@google.com>
817 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
819 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
821 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
822 rvalue on the RHS if the LHS is of a non-renamable type.
823 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
825 2010-04-13 Matthias Klose <doko@ubuntu.com>
827 * gcc.c (cc1_options): Handle -iplugindir before processing
828 the cc1 spec. Only add -iplugindir once.
829 (cpp_unique_options): Add -iplugindir option if -fplugin* options
831 * common.opt (iplugindir): Remove `Separate' property, initialize.
832 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
834 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
835 (distclean): Remove plugin dir.
836 * doc/invoke.texi: Document -iplugindir.
838 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
840 * doc/plugins.texi (Loading Plugins): Document short
842 (Plugin API): Mention default_plugin_dir_name function.
844 * gcc.c (find_file_spec_function): Add new declaration.
845 (static_spec_func): Use it for "find-file".
846 (find_file_spec_function): Add new function.
847 (cc1_options): Add -iplugindir option if -fplugin* options found.
849 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
851 * plugin.c (add_new_plugin): Updated comment, and handle short
853 (default_plugin_dir_name): Added new function.
855 * common.opt (iplugindir): New option to set the plugin directory.
857 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386.md (any_rotate): New code iterator.
860 (rotate_insn): New code attribute.
862 (SWIM124): New mode iterator.
863 (<rotate_insn>ti3): New expander.
864 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
865 any_rotate code iterator.
866 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
867 using any_rotate code iterator and SWIM124 mode iterator.
868 (ix86_rotlti3): New insn_and_split pattern.
869 (ix86_rotrti3): Ditto.
870 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
871 ix86_rotl{di,ti}3 patterns.
872 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
873 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
874 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
875 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
876 code iterator and SWI mode iterator.
877 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
878 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
880 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
881 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
882 (bswap rotatert splitter): Add splitter.
883 (bswap splitter): Macroize splitter using any_rotate code iterator.
884 Add insn predicate to split only for TARGET_USE_XCHGB or when
885 optimizing function for size.
887 2010-04-12 Steve Ellcey <sje@cup.hp.com>
889 * config/pa/pa.c (emit_move_sequence): Remove use of
890 deleted variable flag_argument_noalias.
892 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
894 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
896 Add to unsupported targets list.
897 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
898 sparc*-sun-solaris2.[567]* from target lists.
899 * configure: Regenerate.
900 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
902 Remove Solaris 7 patch references.
903 (Specific, sparc-sun-solaris2.7): Removed.
904 (sparc-sun-solaris2*): Update Solaris 7 example.
905 (sparc64-*-solaris2*): Likewise.
907 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 * config.build (alpha*-dec-osf4*): Remove.
910 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
911 of obsolete configurations.
912 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
914 * config/alpha/t-osf4: Renamed to ...
915 * config/alpha/t-osf5: ... this.
916 * config/alpha/osf.h: Renamed to ...
917 * config/alpha/osf5.h: ... this.
918 Merged old osf5.h contents.
920 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
921 (EXTRA_SPECS): Removed.
922 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
923 reflect removal of Tru64 UNIX V4.0/V5.0 support.
926 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
928 * doc/contrib.texi (Contributors, Rainer Orth): Update.
930 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
933 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
934 __thiscall convention.
936 2010-04-12 Steve Ellcey <sje@cup.hp.com>
938 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
940 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
942 2010-04-12 Steve Ellcey <sje@cup.hp.com>
944 * function.c (assign_parms_initialize_all): Add unused attribute
947 2010-04-12 Richard Guenther <rguenther@suse.de>
949 * gsstruct.def (GSS_CALL): New.
950 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
951 * gimple.h: Include tree-ssa-alias.h.
952 (struct gimple_statement_call): New.
953 (union gimple_statement_struct_d): Add gimple_call member.
954 (gimple_call_reset_alias_info): Declare.
955 (gimple_call_use_set): New function.
956 (gimple_call_clobber_set): Likewise.
957 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
958 * gimple.c (gimple_call_reset_alias_info): New function.
959 (gimple_build_call_1): Call it.
960 * lto-streamer-in.c (input_gimple_stmt): Likewise.
961 * tree-inline.c (remap_gimple_stmt): Likewise.
962 (expand_call_inline): Remove callused handling.
963 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
964 * tree-dfa.c (dump_variable): Likewise.
965 * tree-parloops.c (parallelize_loops): Likewise.
966 * tree-ssa.c (init_tree_ssa): Likewise.
967 (delete_tree_ssa): Likewise.
968 * tree-flow-inline.h (is_call_used): Remove.
969 * tree-flow.h (struct gimple_df): Remove callused member.
970 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
971 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
972 (ref_maybe_used_by_call_p_1): Simplify.
973 (call_may_clobber_ref_p_1): Likewise.
974 * tree-ssa-structalias.c (compute_points_to_sets): Set
975 the call stmt used and clobbered sets.
976 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
977 (find_tail_calls): Verify the tail call.
979 2010-04-12 Richard Guenther <rguenther@suse.de>
981 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
982 single-iteration always-inline inlining.
983 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
984 (cgraph_decide_inlining): Do not handle always-inline specially.
985 (try_inline): Remove always-inline cycle detection special case.
986 Do not recurse on always-inlines.
987 (cgraph_early_inlining): Do not iterate if not optimizing.
988 (cgraph_gate_early_inlining): remove.
989 (pass_early_inline): Run unconditionally.
990 (gate_cgraph_decide_inlining): New function.
991 (pass_ipa_inline): Use it. Do not run the IPA inliner if
992 not inlining or optimizing.
993 (cgraph_decide_inlining_of_small_functions): Also consider
994 always-inline functions.
995 (cgraph_default_inline_p): Return true for nodes which should
996 disregard inline limits.
997 (estimate_function_body_sizes): Assume zero size and time for
998 nodes which are marked as disregarding inline limits.
999 (cgraph_decide_recursive_inlining): Do not perform recursive
1000 inlining on always-inline nodes.
1002 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1005 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1006 for exprs satisfying handled_component_p.
1008 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1010 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1011 non-constant aggregate elements.
1013 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1014 is a real initialization.
1016 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1019 * c-decl.c (start_function): Move forward check for nested function.
1021 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1023 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1024 * config/sh/sh.c: Include reload.h.
1025 (sh_legitimize_reload_address): New.
1026 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1027 sh_legitimize_reload_address.
1029 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1031 * config/sh/sh.md (*movqi_pop): New insn pattern.
1032 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1034 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.md (any_shiftrt): New code iterator.
1037 (shiftrt_insn): New code attribute.
1039 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1040 using any_shiftrt code iterator.
1041 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1042 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1043 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1044 pattern from corresponding peephole2 patterns.
1045 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1046 using any_shiftrt code iterator.
1047 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1048 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1049 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1050 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1051 *{ashr,lshr}<mode>3_cmp_zext.
1052 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1054 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1058 (*lshr<mode>3_cconly): Ditto.
1060 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1063 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1064 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1065 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1067 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1068 from corresponding peephole2 patterns.
1069 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1070 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1071 and *lshrdi3_1_rex64 using SWI mode iterator.
1072 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1073 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1074 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1075 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1076 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1077 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1078 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1079 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1080 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1083 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1086 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1087 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1088 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1090 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1091 from corresponding peephole2 patterns.
1092 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1093 (ashrsi3_cvt): Rename from ashrsi3_31.
1094 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1095 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1096 and x86_64_shift_adj_3 using SWI48 mode iterator.
1097 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1098 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1099 and *ashrdi3_1_rex64 using SWI mode iterator.
1100 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1101 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1102 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1103 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1104 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1105 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1106 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1107 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1108 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1110 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1111 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1112 x86_shift<mode>_adj_3 expanders.
1114 2010-04-10 Wei Guozhi <carrot@google.com>
1117 * config/arm/arm.c (arm_pic_static_addr): New function.
1118 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1120 (arm_output_addr_const_extra): Output expression for new pattern.
1121 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1123 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1125 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1128 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1129 * web.c: Include "insn-config.h" and "recog.h".
1130 (union_match_dups): New function.
1131 (web_main): Call it.
1132 (union_defs): Don't try to recognize match_dups.
1134 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1135 if doing so would replace the entire pattern.
1137 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1142 and splitter pattern. Change splitter operand 1 predicate to
1145 2010-04-09 Martin Jambor <mjambor@suse.cz>
1147 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1148 lattices are addresses of CONST_DECLs with the same initial value.
1149 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1150 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1152 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1153 Bernd Schmidt <bernds@codesourcery.com>
1155 * loop-invariant.c (replace_uses): New static function.
1156 (move_invariant_reg): Use it to ensure we can replace the uses.
1158 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1160 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1162 (picochip_override_options): Enable section anchors only above -O1.
1163 (picochip_reorg): Fixed a couple of build warnings.
1165 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * configure.ac (plugin -rdynamic test): Log result.
1168 * configure: Regenerate.
1169 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1170 (RDYNAMIC_SPEC): Define.
1171 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1173 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1175 * configure.ac: Determine Sun ld version numbers.
1176 (comdat_group): Restrict GNU ld version checks to gld.
1177 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1178 (enable_comdat): Support --enable-comdat.
1179 * configure: Regenerate.
1180 * doc/install.texi (Configuration): Document --enable-comdat.
1182 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1184 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1185 * config/sol2-gld.h: ... here.
1186 * config.gcc (sparc*-*-solaris2*): Reflect this.
1187 (i[34567]86-*-solaris2*): Use it.
1189 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1191 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1193 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1195 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1198 * diagnostic.c (diagnostic_initialize): Initialize
1199 some_warnings_are_errors.
1200 (diagnostic_finish): New.
1201 (diagnostic_action_after_output): Call it before exiting.
1202 (diagnostic_report_diagnostic): Do not print message here. Set
1203 some_warnings_are_errors.
1204 * diagnostic.h (diagnostic_context): Delete
1205 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1206 (diagnostic_finish): Declare.
1207 * toplev.c (toplev_main): Call it before exit.
1209 2010-04-09 Jason Merrill <jason@redhat.com>
1212 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1213 for incomplete type.
1216 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1217 based on a warning flag.
1219 2010-04-09 Richard Guenther <rguenther@suse.de>
1221 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1223 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1226 * varasm.c (default_assemble_visibility): Wrap vars that are
1227 set, but unused, by targets without GAS.
1228 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1229 Remove set, but unused, vars.
1230 (rs6000_legitimize_tls_address): Likewise.
1231 (altivec_expand_dst_builtin): Likewise.
1232 * config/darwin.c (machopic_classify_symbol): Likewise.
1233 (machopic_indirection_name): Likewise.
1235 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.md (DWI): New mode iterator.
1238 (S): New mode attribute.
1239 (shift_operand): Ditto.
1240 (shift_immediate_operand): Ditto.
1241 (ashl_input_operand): Ditto.
1242 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1243 using SDWIM mode iterator.
1244 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1245 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1247 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1248 from corresponding peephole2 patterns.
1249 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1250 and x86_64_shift_adj_1 using SWI48 mode iterator.
1251 (x86_shift<mode>_adj_2): Ditto.
1252 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1253 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1254 using SWI48 mode iterator.
1255 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1256 *ashldi3_cmp_rex64 using SWI mode iterator.
1257 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1258 *ashldi3_cconly_rex64 using SWI mode iterator.
1259 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1260 x86_shift<mode>_adj_{1,2}.
1261 (ix86_split_ashr): Ditto.
1262 (ix86_split_lshr): Ditto.
1264 2010-04-09 Richard Guenther <rguenther@suse.de>
1266 * target.h (builtin_conversion): Pass in input and output types.
1267 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1268 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1269 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1270 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1272 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1274 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1276 2010-04-09 Richard Guenther <rguenther@suse.de>
1279 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1281 2010-04-09 Richard Guenther <rguenther@suse.de>
1283 * tree-vectorizer.h (struct _stmt_vec_info): Document
1284 that vectype is the type of the LHS.
1285 (supportable_widening_operation, supportable_narrowing_operation):
1286 Get both input and output vector types as arguments.
1287 (vect_is_simple_use_1): Declare.
1288 (get_same_sized_vectype): Likewise.
1289 * tree-vect-loop.c (vect_determine_vectorization_factor):
1290 Set STMT_VINFO_VECTYPE to the vector type of the def.
1291 (vectorizable_reduction): Adjust.
1292 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1293 Adjust. Specify the output vector type.
1294 (vect_pattern_recog_1): Adjust.
1295 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1296 (vectorizable_call): Adjust.
1297 (vectorizable_conversion): Likewise.
1298 (vectorizable_operation): Likewise.
1299 (vectorizable_type_demotion): Likewise.
1300 (vectorizable_type_promotion): Likewise.
1301 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1303 (vect_is_simple_use_1): New function.
1304 (supportable_widening_operation): Get both input and output
1306 (supportable_narrowing_operation): Likewise.
1307 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1309 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1311 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1312 __thiscall and _thiscall as predefined macros.
1313 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1314 thiscall attribute handling.
1315 (ix86_comp_type_attributes): Likewise.
1316 (ix86_function_regparm): Likewise.
1317 (ix86_return_pops_args): Likewise.
1318 (init_cumulative_args): Likewise.
1319 (find_drap_reg): Likewise.
1320 (ix86_static_chain): Likewise.
1321 (x86_this_parameter): Likewise.
1322 (x86_output_mi_thunk): Likewise.
1323 (ix86_attribute_table): Add description for thiscall attribute.
1324 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1325 * doc/extend.texi: Add documentation for thiscall.
1327 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1330 * c.opt (Wint-to-pointer-cast): Available in C++.
1331 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1333 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1335 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1336 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1337 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1338 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1339 function type instead. Reorder and simplify checks.
1341 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1343 2010-04-08 Jing Yu <jingyu@google.com>
1344 Zdenek Dvorak <ook@ucw.cz>
1346 PR tree-optimization/42720
1347 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1348 loop unswitch conditions here from ...
1349 (tree_unswitch_single_loop): ... here.
1351 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1353 * tree-if-conv.c: Fix comments and simplify logic.
1355 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1357 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1358 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1359 (main_tree_if_conversion): Update call to tree_if_conversion.
1361 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1364 * doc/invoke.texi (-b,-V): Delete.
1365 * doc/tm.texi: Do not mention -b.
1366 * gcc.c (display_help): Delete -b and -V.
1367 (process_command): Delete -b and -V.
1368 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1370 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1371 Wolfgang Gellerich <gellerich@de.ibm.com>
1373 Implement target hook for loop unrolling
1374 * target.h (loop_unroll_adjust): Add a new target hook function.
1375 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1376 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1377 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1378 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1379 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1381 (decide_unroll_stupid): Likewise.
1383 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1386 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1388 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1390 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1391 (Specific, *-*-solaris2*): Likewise.
1392 Don't prefer Sun as over GNU as.
1394 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1396 * config/s390/s390.c (override_options): Adjust the z10
1397 defaults for max-unroll-times, max-completely-peeled-insns
1398 and max-completely-peel-times.
1400 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1402 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1403 instructions for z10.
1404 (s390_expand_setmem): Likewise.
1405 (s390_expand_cmpmem): Likewise.
1407 2010-04-08 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/43679
1410 * tree-ssa-pre.c (eliminate): Only propagate copies.
1412 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1415 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1416 set but not used variable warning.
1418 2010-04-08 Wei Guozhi <carrot@google.com>
1421 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1422 (arm_size_rtx_costs): Call the new function when optimized for size.
1424 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1427 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1428 op0 is not a MEM, just return NULL instead of assertion
1430 (discover_nonconstant_array_refs): Don't walk debug stmts.
1432 2010-04-08 Doug Kwan <dougkwan@google.com>
1434 * configure.ac: Recognize gold and do not use its version number
1435 to test ld features.
1436 * configure: Regenerate.
1438 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1441 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1442 (negate_value): Move code to push elements to broken_up_substracts ...
1443 (eliminate_plus_minus_pair): ... here. Push operands that have no
1444 negative pair to plus_negates.
1445 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1447 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1449 * doc/install.texi (Configuration): Move description of
1450 --enable-lto, --with-libelf*, --enable-gold from Java section to
1453 * doc/generic.texi (Working with declarations)
1454 (Function Properties, C and C++ Trees): Fix typos.
1455 * doc/sourcebuild.texi (Top Level): Likewise.
1457 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1460 * tree.h (DECL_READ_P): Define.
1461 (struct tree_decl_common): Add decl_read_flag.
1462 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1463 a set but not used warning.
1464 (merge_decls): Merge DECL_READ_P flag.
1465 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1466 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1467 * c-common.c (handle_used_attribute, handle_unused_attribute):
1469 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1471 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1473 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1474 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1475 c_parser_binary_expression, c_parser_cast_expression,
1476 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1477 Call default_function_array_read_conversion instead of
1478 default_function_array_conversion where needed.
1479 (c_parser_unary_expression, c_parser_conditional_expression,
1480 c_parser_postfix_expression_after_primary, c_parser_initelt):
1481 Likewise. Call mark_exp_read where needed.
1482 (c_parser_statement_after_labels, c_parser_asm_operands,
1483 c_parser_typeof_specifier, c_parser_sizeof_expression,
1484 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1486 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1488 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1489 (warn_unused_but_set_parameter): Default to warn_unused
1491 * doc/invoke.texi: Document -Wunused-but-set-variable and
1492 -Wunused-but-set-parameter.
1494 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1495 used count variable.
1496 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1497 when operandN variables aren't used in the body of the expander
1499 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1500 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1501 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1502 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1503 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1504 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1505 * tree.c (PROCESS_ARG): Likewise.
1507 2010-04-07 Simon Baldwin <simonb@google.com>
1509 * diagnostic.h (diagnostic_override_option_index): New macro to
1510 set a diagnostic's option_index.
1511 * c-tree.h (c_cpp_error): Add warning reason argument.
1512 * opts.c (_warning_as_error_callback): New.
1513 (register_warning_as_error_callback): Store callback for
1514 warnings enabled via enable_warning_as_error.
1515 (enable_warning_as_error): Call callback, minor code tidy.
1516 * opts.h (register_warning_as_error_callback): Declare.
1517 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1518 response to -Werror=.
1519 (c_common_init_options): Register warning_as_error_callback in opts.c.
1520 * common.opt: Add -Wno-cpp option.
1521 * c-common.c (struct reason_option_codes_t): Map cpp warning
1522 reason codes to gcc option indexes.
1523 * (c_option_controlling_cpp_error): New function, lookup the gcc
1524 option index for a cpp warning reason code.
1525 * (c_cpp_error): Add warning reason argument, call
1526 c_option_controlling_cpp_error for diagnostic_override_option_index.
1527 * doc/invoke.texi: Document -Wno-cpp.
1529 2010-04-07 Richard Guenther <rguenther@suse.de>
1531 * ipa-reference.c (mark_load): Use get_base_address.
1532 (mark_store): Likewise.
1534 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1535 inserting GIMPLE_NOPs into the IL.
1536 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1537 Explicitly strip handled components and indirect references.
1539 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1540 folding address expressions.
1541 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1542 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1543 operand_equal_p to compare decls.
1544 (ptr_deref_may_alias_decl_p): Likewise.
1545 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1546 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1547 Handle reversed comparison ops.
1548 * tree-sra.c (asm_visit_addr): Use get_base_address.
1549 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1550 * ipa-reference.c (mark_address): Use get_base_address.
1552 2010-04-07 Richard Guenther <rguenther@suse.de>
1554 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1555 Propagate constants everywhere.
1557 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1560 * tree.c (MAX_INT_CACHED_PREC): Define.
1561 (nonstandard_integer_type_cache): New array.
1562 (build_nonstandard_integer_type): Cache results for precision
1563 <= MAX_INT_CACHED_PREC.
1565 2010-04-07 Richard Guenther <rguenther@suse.de>
1567 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1568 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1569 * common.opt: Likewise.
1570 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1571 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1572 (nonoverlapping_memrefs_p): Likewise.
1573 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1574 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1575 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1576 OPT_fargument_noalias_global for backward compatibility.
1578 2010-04-07 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/43270
1581 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1582 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1583 * tree-ssa-pre.c (phi_translate_1): Adjust.
1584 (fully_constant_expression): Split out vn_reference handling to ...
1585 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1586 Fold reads from constant strings.
1587 (vn_reference_lookup): Handle fully constant references.
1588 (vn_reference_lookup_pieces): Likewise.
1589 * Makefile.in (expmed.o-warn): Add -Wno-error.
1591 2010-04-07 Martin Jambor <mjambor@suse.cz>
1593 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1595 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1598 * gcc.c: Add -static-libstdc++ to list of recognized options.
1600 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1604 2010-04-07 Richard Guenther <rguenther@suse.de>
1607 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1608 bases build simple mem attributes to retain points-to information.
1610 2010-04-07 Richard Guenther <rguenther@suse.de>
1613 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1614 preserve points-to related information.
1616 2010-04-07 Richard Guenther <rguenther@suse.de>
1619 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1620 discard plain indirect references.
1621 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1622 * tree.c (tree_nop_conversion): Likewise.
1624 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1627 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1629 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1631 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1632 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1634 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1636 * tree-if-conv.c: Fix indentation and comments.
1638 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1640 * tree-if-conv.c: Sort static functions in topological order.
1642 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1644 * tree-if-conv.c: Fix indentation and comments.
1646 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1649 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1650 lang_hooks.types.type_for_size instead of
1651 build_nonstandard_integer_type.
1652 When converting an unsigned type to signed, double its precision.
1653 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1654 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1655 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1658 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1661 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1662 POINTER_PLUS_EXPR for pointer types.
1664 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1667 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1668 * graphite-clast-to-gimple.c: Include langhooks.h.
1669 (max_signed_precision_type): New.
1670 (max_precision_type): Takes two types as arguments.
1671 (precision_for_value): New.
1672 (precision_for_interval): New.
1673 (gcc_type_for_interval): New.
1674 (gcc_type_for_value): New.
1675 (gcc_type_for_clast_term): New.
1676 (gcc_type_for_clast_red): New.
1677 (gcc_type_for_clast_bin): New.
1678 (gcc_type_for_clast_expr): Split up into several functions.
1679 (gcc_type_for_clast_eq): Rewritten.
1680 (compute_bounds_for_level): New.
1681 (compute_type_for_level_1): New.
1682 (compute_type_for_level): New.
1683 (gcc_type_for_cloog_iv): Removed.
1684 (gcc_type_for_iv_of_clast_loop): Rewritten.
1685 (graphite_create_new_loop): Compute the lower and upper bound types
1686 with gcc_type_for_clast_expr.
1687 (graphite_create_new_loop_guard): Same.
1688 (find_cloog_iv_in_expr): Removed.
1689 (compute_cloog_iv_types_1): Removed.
1690 (compute_cloog_iv_types): Removed.
1691 (gloog): Do not call compute_cloog_iv_types.
1692 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1694 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1695 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1696 (GBB_CLOOG_IV_TYPES): Removed.
1698 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1700 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1701 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1702 (detect_commutative_reduction): Same.
1704 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1706 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1707 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1709 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1710 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1711 (rewrite_commutative_reductions_out_of_ssa): Same.
1712 * passes.c (execute_function_todo): Call verify_ssa for every pass
1713 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1714 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1715 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1716 with an extra argument.
1717 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1718 verify_ssa only when the extra argument is true.
1719 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1720 with an extra argument.
1721 (tree_transform_and_unroll_loop): Same.
1723 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1725 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1726 for all the passes of the LNO having LOOP_CLOSED_SSA.
1727 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1728 * tree-loop-distribution.c (pass_loop_distribution): Same.
1729 * tree-pass.h (TODO_verify_loops): Removed.
1730 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1732 (pass_tree_unswitch): Same.
1733 (pass_predcom): Same.
1734 (pass_vectorize): Same.
1735 (pass_linear_transform): Same.
1736 (pass_graphite_transforms): Same.
1737 (pass_iv_canon): Same.
1738 (pass_complete_unroll): Same.
1739 (pass_complete_unrolli): Same.
1740 (pass_parallelize_loops): Same.
1741 (pass_loop_prefetch): Same.
1742 (pass_iv_optimize): Same.
1744 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1747 * passes.c (init_optimization_passes): Move pass_lim before
1748 pass_copy_prop and pass_dce_loop.
1750 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1753 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1754 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1755 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1756 MULTI_* defines for 4 argument vpermil2p* builtins.
1758 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1761 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1762 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1763 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1764 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1765 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1766 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1767 Use x86_maybe_negate_const_int to output insn mnemonic.
1768 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1769 check from instruction predicate. Update comments.
1770 * config/i386/sync.md (sync_add<mode>): Use
1771 x86_maybe_negate_const_int to output insn mnemonic.
1773 2010-04-06 Jan Hubicka <jh@suse.cz>
1775 PR tree-optimization/42906
1776 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1777 IGNORE_SELF argument. Set visited_control_parents for fully
1779 (find_obviously_necessary_stmts): Update call of
1780 mark_control_dependent_edges_necessary.
1781 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1783 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.md: Remove comment about 'e' and 'E'
1788 2010-04-06 Richard Guenther <rguenther@suse.de>
1790 PR tree-optimization/43627
1791 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1792 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1795 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1797 * BASE-VER: Change to 4.6.0.
1800 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1803 2010-04-06 Richard Guenther <rguenther@suse.de>
1806 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1808 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1810 * doc/invoke.texi (Optimize Options): Document that LTO
1811 won't remove object access purely due to incompatible
1814 2010-04-04 Matthias Klose <doko@ubuntu.com>
1816 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1817 Initialize variable.
1819 2010-04-03 Richard Guenther <rguenther@suse.de>
1822 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1823 require a non-NULL MEM_OFFSET.
1825 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1827 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1828 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1829 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1830 config/alpha/predicates.md, config/arm/arm.md,
1831 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1832 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1833 config/darwin9.h, config/darwin.c, config/darwin.h,
1834 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1835 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1836 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1837 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1838 config/mips/mips.md, config/mn10300/mn10300.c,
1839 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1840 config/rs6000/aix.h, config/rs6000/dfp.md,
1841 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1842 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1843 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1844 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1845 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1846 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1847 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1848 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1849 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1850 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1851 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1852 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1853 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1854 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1855 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1856 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1857 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1858 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1859 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1860 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1861 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1862 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1863 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1864 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1865 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1866 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1867 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1868 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1869 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1870 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1871 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1872 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1873 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1874 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1875 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1876 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1878 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1881 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1882 * aclocal.m4: Regenerate.
1884 2010-04-02 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/43629
1887 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1888 if we have seen a constant value.
1890 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1892 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1894 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1897 * arm.c (legitimize_tls_address): Adjust call to
1898 gen_tls_load_dot_plus_four.
1899 (arm_note_pic_base): New function.
1900 (arm_cannot_copy_insn_p): Use it.
1901 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1904 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1909 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1911 * Makefile.in ($(out_object_file)): Depend on
1912 gt-$(basename $(notdir $(out_file))).h.
1914 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1916 * config.gcc (lm32-*-rtems*): Add t-lm32.
1918 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1920 * config.gcc: Add lm32-*-rtems*.
1921 * config/lm32/rtems.h: New file.
1923 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1926 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1928 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1930 * dwarf2out.c (output_compilation_unit_header): For
1931 -gdwarf-4 use version 4 instead of version 3.
1932 (output_line_info): For version 4 and above emit additional
1933 maximum ops per insn header field.
1934 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1936 * dwarf2out.c (is_c_family, is_java): Remove.
1937 (lower_bound_default): New function.
1938 (add_bound_info, gen_descr_array_type_die): Use it.
1940 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1943 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1944 re-declaration when it happens in a function.
1946 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1948 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1949 (cgraph_remove_function_insertion_hook): Same.
1950 (cgraph_call_function_insertion_hooks): Same.
1952 2010-04-01 Richard Guenther <rguenther@suse.de>
1955 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1956 and TREE_THIS_VOLATILE.
1957 (copy_ref_info): Likewise.
1958 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1959 * tree.c (build6_stat): Ignore side-effects of all but arg5
1960 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1963 2010-04-01 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/43607
1966 * ipa-type-escape.c (check_call): Do not access non-existing
1969 2010-04-01 Richard Guenther <rguenther@suse.de>
1973 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1974 Jack Howarth <howarth@bromo.med.uc.edu>
1976 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1979 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * doc/install.texi (Prerequisites): Document libelf usability on
1982 IRIX 5/6 and Solaris 2.
1983 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1984 Update GNU as, GNU ld requirements.
1985 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1986 Document Sun Studio compiler download.
1987 Update and simplify as, ld recommendations.
1988 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1990 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1992 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1993 with_tune_32 to pentium4.
1995 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1999 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2001 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2002 obsoletion, removal.
2004 Document GNU as requirement.
2005 Update configure requirements.
2006 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2007 Recomment IRIX 6.5.18+.
2008 Document IDF/IDL requirement.
2009 Document GNU as requirement.
2010 Document GNU ld bootstrap failure.
2011 Remove freeware.sgi.com reference.
2013 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2015 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2016 UNIX V4.0, V5.0 obsoletion, removal.
2017 Remove --with-gc=simple reference.
2018 Update VM requirements during bootstrap.
2019 Remove -oldas bootstrap description.
2020 Update binutils reference.
2021 Remove comparison failure note.
2023 2010-03-31 Richard Guenther <rguenther@suse.de>
2024 Zdenek Dvorak <ook@ucw.cz>
2025 Sebastian Pop <sebastian.pop@amd.com>
2028 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2029 with multiple arguments.
2030 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2032 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2034 * graphite-dependences.c (print_pddr): Call print_pdr with an
2036 * graphite-poly.c (debug_pdr): Add an extra argument for the
2039 (print_pbb_domain): Same.
2041 (print_scop_context): Same.
2043 (print_cloog): Same.
2044 (debug_pbb_domain): Same.
2048 (debug_scop_context): Same.
2050 (debug_cloog): Same.
2051 (print_scop_params): Same.
2052 (debug_scop_params): Same.
2053 (print_iteration_domain): Same.
2054 (print_iteration_domains): Same.
2055 (debug_iteration_domain): Same.
2056 (debug_iteration_domains): Same.
2057 (print_scattering_function): Same.
2058 (print_scattering_functions): Same.
2059 (debug_scattering_function): Same.
2060 (debug_scattering_functions): Same.
2061 * graphite-poly.h (debug_pdr): Update declaration.
2063 (print_pbb_domain): Same.
2065 (print_scop_context): Same.
2067 (print_cloog): Same.
2068 (debug_pbb_domain): Same.
2072 (debug_scop_context): Same.
2074 (debug_cloog): Same.
2075 (print_scop_params): Same.
2076 (debug_scop_params): Same.
2077 (print_iteration_domain): Same.
2078 (print_iteration_domains): Same.
2079 (debug_iteration_domain): Same.
2080 (debug_iteration_domains): Same.
2081 (print_scattering_function): Same.
2082 (print_scattering_functions): Same.
2083 (debug_scattering_function): Same.
2084 (debug_scattering_functions): Same.
2086 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2088 * graphite-poly.c (print_scattering_function_1): New.
2089 (print_scattering_function): Call it.
2090 (print_scop_params): Remove spaces at the end of lines.
2093 * graphite-poly.h (print_cloog): Declared.
2094 (debug_cloog): Declared.
2096 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2098 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2100 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2101 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2102 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2103 to switch between adding the IV bump in loop->latch or in loop->header.
2105 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2107 * graphite-poly.c (print_scattering_function): Pretty print following
2110 (print_pbb_domain): Same.
2111 (dump_gbb_cases): Same.
2112 (dump_gbb_conditions): Same.
2115 (print_scop_params): Same.
2116 (print_scop_context): Same.
2118 (print_pbb_body): New.
2119 (lst_indent_to): New.
2120 (print_lst): Start new lines with a #.
2121 * graphite-poly.h (pbb_bb): New.
2122 (pbb_index): Use pbb_bb.
2123 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2125 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2127 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2129 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2130 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2131 and 0 instead of 1 for dw_val_class_flag.
2132 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2133 dw_val_class_range_list, dw_val_class_loc_list,
2134 dw_val_class_lineptr and dw_val_class_macptr, use
2135 DW_FORM_flag_present for dw_val_class_flag and
2136 DW_FORM_exprloc for dw_val_class_loc.
2137 (output_die): For -gdwarf-4 print dw_val_class_loc
2138 size as uleb128 instead of 1 or 2 bytes and don't print
2139 anything for dw_val_class_flag.
2141 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2142 instead of cselib_lookup following by tweaking locs->setting_insn.
2145 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2146 even before returning from label, setjmp call or volatile asm
2149 2010-03-31 Richard Guenther <rguenther@suse.de>
2152 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2153 temporary data on stack.
2155 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2157 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2158 (PUSHSECTION_ASM_OP): Remove.
2159 (POPSECTION_ASM_OP): Remove.
2160 (PUSHSECTION_FORMAT): Remove.
2161 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2162 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2163 * config/sol2.c (solaris_output_init_fini): Use it.
2165 2010-03-31 Jie Zhang <jie@codesourcery.com>
2168 * opt-functions.awk (var_type_struct): Use signed char type
2169 for simple variables.
2171 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2173 * config/sol2.c: Include output.h.
2174 (solaris_assemble_visibility): New function.
2175 * config/t-sol2 (sol2.o): Add output.h dependency.
2176 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2177 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2180 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2183 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2184 V2SImode or XFmode on PRE_DEC.
2187 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2190 2010-03-31 Jie Zhang <jie@codesourcery.com>
2193 * reload.h (caller_save_initialized_p): Declare.
2194 * toplev.c (backend_init_target): Don't call
2195 init_caller_save but set caller_save_initialized_p to false.
2196 * caller-save.c (caller_save_initialized_p): Define.
2197 (init_caller_save): Check caller_save_initialized_p.
2198 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2200 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2203 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2204 and soft-fp/t-softfp to tmake_file.
2205 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2206 (LIBGCC2_TF_CEXT): Define.
2209 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2212 * cselib.c (n_useless_values): Document handling of debug locs.
2213 (n_useless_debug_values, n_debug_values): New variables.
2214 (new_elt_loc_list): Don't add to debug values, keep count.
2215 (promote_debug_loc): New.
2216 (cselib_reset_table): Zero new variables.
2217 (entry_and_rtx_equal_p): Promote debug locs.
2218 (discard_useless_locs): Increment n_useless_debug_values for
2220 (remove_useless_values): Adjust n_useless_values and n_debug_values
2221 with n_useless_debug_values.
2222 (add_mem_for_addr): Promote debug locs.
2223 (cselib_lookup_mem): Likewise.
2224 (cselib_lookup_addr): Renamed to...
2225 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2226 (cselib_log_lookup): ... this. Turn into...
2227 (cselib_lookup_addr): ... new wrapper.
2228 (cselib_lookup_from_insn): New.
2229 (cselib_invalidate_regno): Increment n_useless_debug_values for
2231 (cselib_invalidate_mem): Likewise.
2232 (cselib_process_insn): Take n_deleted and n_debug_values into
2233 account to guard remove_useless_value call.
2234 (cselib_finish): Zero n_useless_debug_values.
2235 * cselib.h (cselib_lookup_from_insn): Declare.
2236 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2237 (sched_analyze_2): Likewise.
2239 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2241 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2243 (adjust_mems): Replace narrowing SUBREG of expression containing
2244 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2245 with operations in the narrower mode.
2248 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2249 regs_invalidated_by_call instead all call_used_reg_set registers.
2251 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2254 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2255 pointer comparisons with types_compatible_p.
2256 * tree-vect-stmts.c (vectorizable_call): Same.
2257 (vectorizable_condition): Same.
2259 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2261 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2262 stack check if the mask would be zero.
2264 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2265 Jack Howarth <howarth@bromo.med.uc.edu>
2267 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2270 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2273 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2275 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2276 Include ___unordxf2 and ___unordtf2.
2277 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2280 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2282 * config/lm32/t-lm32: New file.
2283 * config.gcc: Use the above file when targetting lm32.
2285 2010-03-28 Duncan Sands <baldrick@free.fr>
2287 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2289 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2292 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2293 Improve vectorization cost model diagnostic.
2295 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2298 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2299 compute_data_dependences_for_loop returns false, early exit
2300 and output an extra diagnostic for the failed data reference
2303 2010-03-29 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/43560
2306 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2307 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2309 2010-03-29 Jie Zhang <jie@codesourcery.com>
2312 * toplev.c (process_options): Set optimization_default_node
2313 and optimization_current_node.
2314 * opts.c (decode_options): Don't set optimization_default_node
2315 and optimization_current_node.
2317 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2319 * config/rtems.h: Abandon -qrtems_debug.
2321 2010-03-28 Jan Hubicka <jh@suse.cz>
2323 PR tree-optimization/43505
2324 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2325 map should not be copied.
2327 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2331 cdtors, set DECL_PRESERVE_P.
2332 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2335 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2337 PR tree-optimization/43528
2338 * stor-layout.c (place_field): Check that constant fits into
2339 unsigned HWI when skipping calculation of MS bitfield layout.
2341 2010-03-27 Jan Hubicka <jh@suse.cz>
2344 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2345 notice_global_symbol work.
2347 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2349 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2350 instead of dwarf2out_decl.
2351 (struct var_loc_node): Remove section_label field.
2352 (dwarf2out_function_decl): New function.
2353 (dwarf2out_var_location): Don't set section_label field.
2354 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2356 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2358 PR tree-optimization/43544
2359 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2360 First argument for builtin vectorized function hook is now a
2361 tree to be able to distinguish between machine specific and
2363 * targhooks.c (default_builtin_vectorized_function): Ditto.
2364 * targhooks.h (default_builtin_vectorized_function): Ditto.
2365 * target.h (struct gcc_target): Ditto.
2366 * tree-vect-stmts.c (vectorizable_function): Ditto.
2367 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2368 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2371 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2374 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2375 nested binding iff it is a FUNCTION_DECL.
2376 (store_parm_decls_newstyle): Pass nested=true to bind for
2377 FUNCTION_DECLs amongst parameters.
2379 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2381 * var-tracking.c (vt_expand_loc_callback): Don't run
2382 cselib_expand_value_rtx_cb in dummy mode if
2383 cselib_dummy_expand_value_rtx_cb returned false.
2385 * var-tracking.c (emit_note_insn_var_location): For one part
2386 notes with offset 0, don't add EXPR_LIST around the location.
2387 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2388 add_location_or_const_value_attribute): Adjust for that change.
2391 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2392 into first operand and location into second.
2393 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2394 dw_cfi_oprnd_loc for DW_CFA_expression.
2395 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2396 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2397 assume first argument is regnum and second argument is location.
2399 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2402 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2403 of scratch register to DImode. Split to DImode comparison operator.
2404 Use SImode subreg of scratch register in the multiplication.
2405 (*cmp_sadd_sidi): Ditto.
2406 (*cmp_ssub_si): Ditto.
2407 (*cmp_ssub_sidi): Ditto.
2409 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2413 Remove invalid assert and wrong comment.
2415 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2418 * flags.h (final_insns_dump_p): New extern.
2419 * final.c (final_insns_dump_p): New variable.
2420 (rest_of_clean_state): Set it before -fdump-final-insns=
2421 dumping, clear afterwards.
2422 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2423 MEM_ALIAS_SET on MEMs.
2425 2010-03-26 David S. Miller <davem@davemloft.net>
2427 * configure.ac: Fix sparc GOTDATA_OP bug check.
2428 * configure: Rebuild.
2430 2010-03-26 Alan Modra <amodra@gmail.com>
2432 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2434 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2436 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2437 TLS_SECTION_ASM_FLAG.
2439 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2442 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2443 Clear first_function_block_is_cold.
2446 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2447 argument if the argument is truth_value_p.
2449 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2451 * config/rs6000/constraints.md: Update copyright year for my changes.
2454 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2455 used in reg+reg addressing, swap registers.
2457 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2460 * target.h (struct gcc_target): Add code_end hook.
2461 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2463 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2464 * toplev.c (compile_file): Call targetm.asm_out.code_end
2465 hook before unwind info/debug info output.
2466 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2467 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2468 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2469 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2470 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2471 * config/i386/i386.c (ix86_file_end): Renamed to...
2472 (ix86_code_end): ... this. Make static. Don't call
2473 file_end_indicate_exec_stack. Emit unwind info using
2474 final_start_function/final_end_function.
2475 (darwin_x86_file_end): Remove.
2476 (TARGET_ASM_CODE_END): Define.
2477 * config/i386/i386.h (TARGET_ASM_FILE_END,
2478 NEED_INDICATE_EXEC_STACK): Don't define.
2479 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2480 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2481 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2482 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2485 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2486 at the beginning and final_end_function at the end.
2487 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2489 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2491 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2492 and Sun as TLS syntax.
2493 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2494 * configure: Regenerate.
2495 * config.in: Regenerate.
2496 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2497 (default_elf_asm_named_section): Use it.
2498 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2499 (i386_output_dwarf_dtprel): Likewise.
2500 (output_addr_const_extra): Likewise.
2501 (output_pic_addr_const): Lowercase @GOTTPOFF.
2502 (output_addr_const_extra): Likewise.
2503 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2504 (output_addr_const_extra): Likewise.
2505 (output_pic_addr_const): Lowercase @INDNTPOFF.
2506 (output_addr_const_extra): Likewise.
2507 (output_pic_addr_const): Lowercase @NTPOFF.
2508 (output_addr_const_extra): Likewise.
2509 (output_pic_addr_const): Lowercase @TPOFF.
2510 (output_addr_const_extra): Likewise.
2511 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2512 (*tls_global_dynamic_64): Likewise.
2513 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2514 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2516 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2517 (ASM_OUTPUT_TLS_COMMON): Use it.
2518 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2521 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2522 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2523 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2524 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2525 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2526 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2528 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2530 * config/i386/i386.c (override_options): Don't accept
2531 -mtls-dialect=sun any longer.
2532 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2533 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2534 (*tls_local_dynamic_base_32_sun): Likewise.
2535 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2537 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2540 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2541 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2544 * ira.c (adjust_cleared_regs): New function.
2545 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2549 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2551 * expr.c (expand_expr_real): Restore previous
2552 curr_insn_source_location and curr_insn_block after
2553 expand_expr_real_1 call.
2554 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2555 instead of expand_expr_real_1.
2557 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2559 PR rtl-optimization/43413
2560 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2563 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2566 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2567 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2569 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/i386.c (ix86_target_string): Add -mfma.
2572 Fix a typo in comment.
2574 2010-03-22 Mike Stump <mikestump@comcast.net>
2577 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2578 Don't overly align based upon packed packed fields.
2580 2010-03-22 Jason Merrill <jason@redhat.com>
2582 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2583 Use () rather than [], and move before the element type.
2585 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2587 * doc/configfiles.texi (Configuration Files): Removed
2588 fixinc/Makefile*, intl/Makefile.*.
2589 * doc/makefile.texi: Fixed markup. Abstract from version
2590 control system used.
2591 (Makefile): Removed obsolete gcc/java/parse.y example.
2592 * doc/sourcebuild.texi: Likewise.
2593 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2594 libgomp, libssp. Removed fastjar.
2595 (Miscellaneous Docs): Clarify location.
2596 Added COPYING3, COPYING3.LIB.
2597 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2599 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2602 * config/i386/i386.c (x86_function_profiler)
2603 [!NO_PROFILE_COUNTERS]: Fix typo.
2604 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2607 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2608 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2610 * doc/sourcebuild.texi (Test Directives): Split into six
2611 subsections, with most of the current text in new subsections
2612 Directives, Selectors, and Final Actions.
2613 (Directives): Split list of test directives into multiple
2615 (Selectors): Describe use and syntax of selectors.
2616 (Effective-Target Keywords): Describe all existing keywords.
2617 (Add Options): Describe features for dg-add-options.
2618 (Require Support): Describe variants of dg-require-support.
2619 (Final Actions): Describe commands to use in dg-final.
2621 2010-03-22 Michael Matz <matz@suse.de>
2624 * recog.c (validate_replace_rtx_group): Replace also in
2625 REG_EQUAL and REG_EQUIV notes.
2627 2010-03-22 Richard Guenther <rguenther@suse.de>
2629 PR tree-optimization/43390
2630 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2631 sure vector extracts are type correct.
2633 2010-03-22 Richard Guenther <rguenther@suse.de>
2636 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2637 x * sqrt (x) even when optimizing for size if the target
2638 has native support for sqrt.
2640 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2642 * varasm.c (make_decl_rtl_for_debug): Also clear
2643 flag_mudflap for the duration of make_decl_rtl call.
2646 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2647 locs from preserved VALUEs.
2649 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2652 * pa.md (movmemsi): Set align to one if zero.
2653 (movmemdi): Likewise.
2655 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2658 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2659 with their corresponding prologue pushes.
2661 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2664 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2665 at the begining or end.
2666 (spu_expand_epilogue): Likewise.
2668 2010-03-20 Richard Guenther <rguenther@suse.de>
2670 PR rtl-optimization/43438
2671 * combine.c (make_extraction): Properly zero-/sign-extend an
2672 extraction of the low part of a CONST_INT. Also handle
2675 2010-03-19 Mike Stump <mikestump@comcast.net>
2677 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2678 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2679 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2681 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2684 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2687 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2689 PR rtl-optimization/42258
2690 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2691 use that may match DEF.
2694 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2695 the cost of loading the constant rather than assuming
2697 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2698 outer code is AND, do the same tests as the andsi3 expander and
2699 return COSTS_N_INSNS (1) if and is cheap.
2701 * optabs.c (avoid_expensive_constant): Fix formatting.
2703 2010-03-19 Michael Matz <matz@suse.de>
2706 * attribs.c (decl_attributes): When rebuilding a function pointer
2707 type use the same qualifiers as the original pointer type.
2709 2010-03-19 Martin Jambor <mjambor@suse.cz>
2711 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2712 and is_gimple_ip_invariant_address.
2714 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2717 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2719 * config/arm/arm.c (arm_override_options): Turn off
2720 flag_dwarf2_cfi_asm for AAPCS variants.
2722 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2725 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2726 Use PRE_MODIFY instead of PRE_DEC.
2727 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2728 (vfp_emit_fstmd): Likewise.
2730 2010-03-19 Michael Matz <matz@suse.de>
2733 * builtins.c (expand_builtin_interclass_mathfn,
2734 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2737 2010-03-19 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/43415
2740 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2741 (phi_translate_1): ... this.
2742 (phi_translate): Move all caching here. Cache all NARY
2743 and REFERENCE translations.
2745 2010-03-19 David S. Miller <davem@davemloft.net>
2747 With help from Eric Botcazou.
2748 * config/sparc/sparc.c: Include dwarf2out.h.
2749 (emit_pic_helper): Delete.
2750 (pic_helper_symbol_name): Delete.
2751 (pic_helper_emitted_p): Delete.
2752 (pic_helper_needed): New.
2753 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2754 (get_pc_thunk_name): New.
2755 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2756 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2757 Set pic_helper_needed to true. Don't call emit_pic_helper.
2758 (sparc_expand_prologue): Update load_pic_register call.
2759 (sparc_output_mi_thunk): Likewise.
2760 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2761 thunk if possible. Output CFI information as needed.
2763 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2764 Jack Howarth <howarth@bromo.med.uc.edu>
2767 * config/i386/i386.h: Fix ABI on darwin x86-32.
2769 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2771 * tree.h: Declare make_decl_rtl_for_debug.
2772 * varasm.c (make_decl_rtl_for_debug): New.
2773 * dwarf2out.c (rtl_for_decl_location): Call it.
2774 * cfgexpand.c (expand_debug_expr): Call it.
2776 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2779 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2783 * var-tracking.c (vt_init_cfa_base): Do nothing if
2784 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2786 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2789 * var-tracking.c (canonicalize_vars_star): New.
2790 (dataflow_post_merge_adjust): Use it.
2792 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2795 * var-tracking.c (non_suitable_const): New function.
2796 (add_uses): For DEBUG_INSNs with constants, don't record any
2797 value, instead just the constant value itself.
2798 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2799 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2800 (emit_notes_in_bb): Likewise.
2801 (emit_note_insn_var_location): For onepart variables if
2802 cur_loc is a VOIDmode constant, use DECL_MODE.
2804 2010-03-18 Martin Jambor <mjambor@suse.cz>
2807 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2808 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2809 all non-clones. Moved call redirection...
2810 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2811 (cgraph_materialize_all_clones): Dispose of all
2812 combined_args_to_skip bitmaps.
2813 (verify_cgraph_node): Do not check for edges pointing to wrong
2814 nodes in inline clones.
2815 * tree-inline.c (copy_bb): Call
2816 cgraph_redirect_edge_call_stmt_to_callee.
2817 * ipa.c (cgraph_remove_unreachable_nodes): Call
2818 cgraph_node_remove_callees even when there are used clones.
2820 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2822 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2824 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2827 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2830 2010-03-18 Michael Matz <matz@suse.de>
2833 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2834 into sqrt(x) if we need to preserve signed zeros.
2836 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2837 Eric Botcazou <ebotcazou@adacore.com>
2839 PR rtl-optimization/43360
2840 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2841 note if we don't know its invariant status.
2843 2010-03-18 Michael Matz <matz@suse.de>
2845 PR tree-optimization/43402
2846 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2847 PHI chains of ssa names registered for update.
2849 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2852 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2853 non-offsettable and pre_modify update addressing.
2854 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2855 and "2" alternatives "#".
2856 (*movdd_softfloat32): Make all alternatives "#";
2857 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2858 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2859 (*movdf_softfloat32): Make all alternatives "#";
2860 (movdi): Use the new DIFD mode iterator to create a common splitter
2861 for movdi, movdf and movdd patterns.
2863 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2865 * common.opt (dumpdir): Remove redundant tab.
2867 2010-03-17 Martin Jambor <mjambor@suse.cz>
2869 PR tree-optimization/43347
2870 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2871 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2873 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2875 PR rtl-optimization/42216
2876 * regrename.c (create_new_chain): New function, broken out from...
2877 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2878 appending a use to an empty chain.
2879 (build_def_use): Remove previous changes that convert OP_INOUT to
2880 OP_OUT operands; instead detect the case where an OP_INOUT operand
2881 uses a previously untracked register and create an empty chain for it.
2883 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2885 * doc/extend.texi (Function Attributes): Rewrite unfinished
2886 sentence in ms_abi documentation.
2888 2010-03-17 Alan Modra <amodra@gmail.com>
2890 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2891 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2892 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2893 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2895 2010-03-16 Richard Henderson <rth@redhat.com>
2898 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2899 (lower_try_finally): Save and restore eh_seq around the expansion
2902 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2904 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2905 statements before splitting block.
2907 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2909 * doc/sourcebuild.texi (Testsuites): Fix markup.
2910 Use pathnames relative to gcc/testsuite.
2911 (Test Directives): Move description of how timeout is determined.
2912 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2913 (C Tests): Correct gcc.misc-tests directory.
2914 Framework tests now live in gcc.test-framework.
2916 2010-03-16 Richard Guenther <rguenther@suse.de>
2919 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2920 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2922 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2923 Alexandre Oliva <aoliva@redhat.com>
2925 PR tree-optimization/42917
2926 * lambda-code.c (remove_iv): Skip debug statements.
2927 (lambda_loopnest_to_gcc_loopnest): Likewise.
2928 (not_interesting_stmt): Debug statements are not interesting.
2930 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2934 * cselib.c (cselib_preserve_constants,
2935 cfa_base_preserved_val): New static variables.
2936 (preserve_only_constants): New function.
2937 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2938 clear its REG_VALUES. If cselib_preserve_constants, don't
2939 empty the whole hash table, but preserve there VALUEs with constants,
2940 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2941 (cselib_preserve_cfa_base_value): New function.
2942 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2943 (cselib_init): Change argument to int bitfield. Set
2944 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2946 (cselib_finish): Clear cselib_preserve_constants and
2947 cfa_base_preserved_val.
2948 * cselib.h (enum cselib_record_what): New enum.
2949 (cselib_init): Change argument to int.
2950 (cselib_preserve_cfa_base_value): New prototype.
2951 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2952 * dse.c (dse_step1): Likewise.
2953 * cfgcleanup.c (thread_jump): Likewise.
2954 * sched-deps.c (sched_analyze): Likewise.
2955 * gcse.c (local_cprop_pass): Likewise.
2956 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2957 If FN is non-NULL, call the callback always and whenever it returns
2958 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2959 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2960 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2961 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2962 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2963 * var-tracking.c: Include recog.h.
2964 (bb_stack_adjust_offset): Remove.
2965 (vt_stack_adjustments): Don't call it, instead just gather the
2966 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2967 (adjust_stack_reference): Remove.
2968 (compute_cfa_pointer): New function.
2969 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2970 (struct adjust_mem_data): New type.
2971 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2973 (get_address_mode): New function.
2974 (replace_expr_with_values): Use it.
2975 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2976 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2977 (adjust_sets): Remove.
2978 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2979 Use get_address_mode.
2980 (get_adjusted_src): Remove.
2981 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2982 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2983 (add_with_sets): Don't call adjust_sets.
2984 (fp_setter, vt_init_cfa_base): New functions.
2985 (vt_initialize): Change return type to bool. Move most of pool etc.
2986 initialization to the beginning of the function from end. Pass
2987 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2988 If !frame_pointer_needed, call vt_stack_adjustment before mos
2989 vector is filled, call vt_init_cfa_base if argp/framep has been
2990 eliminated to sp. If frame_pointer_needed and argp/framep has
2991 been eliminated to hard frame pointer, set
2992 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2993 encountering fp setter in the prologue. For MO_ADJUST, call
2994 log_op_type before pusing the op into mos vector, not afterwards.
2995 Call adjust_insn before cselib_process_insn/add_with_sets,
2996 call cancel_changes (0) afterwards.
2997 (variable_tracking_main_1): Adjust for vt_initialize calling
2998 vt_stack_adjustments and returning whether it succeeded or not.
3000 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3002 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3005 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3007 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3009 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3010 drap_reg has not been set.
3012 2010-03-15 Michael Matz <matz@suse.de>
3015 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3016 use it to expand block copies.
3017 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3018 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3019 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3021 2010-03-15 Richard Guenther <rguenther@suse.de>
3023 PR tree-optimization/43367
3024 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3027 2010-03-15 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/43317
3030 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3032 2010-03-15 Martin Jambor <mjambor@suse.cz>
3034 PR tree-optimization/43141
3035 * tree-sra.c (create_abstract_origin): New function.
3036 (modify_function): Call create_abstract_origin.
3038 2010-03-15 Chris Demetriou <cgd@google.com>
3040 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3043 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3046 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3047 call insert_out_of_ssa_copy for default definitions.
3049 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3051 * graphite-clast-to-gimple.c (my_long_long): Defined.
3052 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3053 * graphite-sese-to-poly.c (my_long_long): Defined.
3054 (scop_ivs_can_be_represented): Use it.
3056 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3058 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3059 graphite-max-bbs-per-function, and loop-block-tile-size.
3060 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3062 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3064 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3066 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3067 forward declaration.
3068 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3069 (add_upper_bounds_from_estimated_nit): New.
3070 (build_loop_iteration_domains): Use it.
3072 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3074 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3076 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3079 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3080 should be an INTEGER_CST. Also handle CASE_CONVERT.
3082 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3084 * graphite.c (graphite_initialize): To bound the number of bbs per
3085 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3086 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3087 * doc/invoke.texi: Document it.
3089 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3091 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3092 * graphite-sese-to-poly.h (build_poly_scop): Same.
3094 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3096 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3097 the number of parameters in the scop. Use as an upper bound
3098 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3099 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3100 * doc/invoke.texi: Document it.
3102 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3104 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3105 * doc/c-tree.texi: Remove.
3106 * doc/generic.texi: Merge c-tree.texi here.
3107 * doc/gccint.texi (Trees): Remove menu entry.
3108 (c-tree.texi): Remove @include.
3109 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3110 * doc/languages.texi (Reading RTL): Ditto.
3112 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3115 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3117 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3120 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3121 code added to work around reload clobbering CONST insns.
3123 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3125 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3126 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3127 (cselib_preserve_only_values): Remove retain argument, don't
3128 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3129 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3130 * var-tracking.c (micro_operation): Move insn field before union.
3131 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3132 (struct variable_tracking_info_def): Remove n_mos field, change
3133 mos into a vector of micro_operations.
3134 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3135 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3136 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3137 changing into a vector.
3138 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3139 come before all other uops generated by add_stores.
3140 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3142 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3143 a vector. Run just one pass over the bbs instead of separate counting
3144 and computation phase.
3145 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3148 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3149 into *nonlocalized_list vector.
3150 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3151 even if origin is non-NULL.
3152 (gen_variable_die): Likewise.
3153 (process_scope_var): Don't change origin.
3154 (gen_decl_die): Likewise.
3155 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3156 before adding new edges instead of after it, fix moving over
3159 2010-03-11 David S. Miller <davem@davemloft.net>
3161 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3163 * configure: Rebuild.
3165 2010-03-11 Martin Jambor <mjambor@suse.cz>
3167 PR tree-optimization/43257
3168 * tree.c (assign_assembler_name_if_neeeded): New function.
3169 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3171 * tree.h (assign_assembler_name_if_neeeded): Declare.
3172 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3173 the function if needed.
3175 2010-03-11 Chris Demetriou <cgd@google.com>
3177 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3178 include/stdint-gcc.h, and include/stdint.h world-readable.
3180 2010-03-11 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/43255
3183 * tree-vrp.c (process_assert_insertions_for): Do not insert
3184 asserts for trivial conditions.
3186 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3188 PR tree-optimization/43280
3189 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3190 generation. Move calculation of size out of the if branch.
3191 (find_bswap): Modify compare number generation.
3193 2010-03-11 Richard Guenther <rguenther@suse.de>
3196 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3197 (input_gimple_stmt): Fixup handled component types during
3198 operand read. Also fix up decls in ADDR_EXPRs.
3200 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3202 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3203 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3205 2010-03-10 Jan Hubicka <jh@suse.cz>
3208 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3209 * varasm.c (get_variable_section): Don't do that here...
3210 (make_decl_rtl): ... and here.
3211 (do_assemble_alias): Produce decl RTL.
3212 (assemble_alias): Likewise.
3214 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3217 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3218 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3220 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3221 (based_loc_descr): Only express drap or vdrap regno based expressions
3222 using DW_OP_fbreg when not optimizing.
3223 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3224 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3225 REG_CFA_SET_VDRAP note.
3227 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3229 PR tree-optimization/43236
3230 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3231 error in calculation of base address in reverse iteration case.
3232 (generate_builtin): Take number of latch executions if the statement
3235 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3238 * tree-eh.c: Include pointer-set.h.
3239 (lower_eh_dispatch): Filter out duplicate case labels and
3240 remove the unneeded edge when the label is unused. Return
3241 true when some edges are removed.
3242 (execute_lower_eh_dispatch): When any lowering resulted in
3243 removing an edge, also delete unreachable blocks.
3245 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3248 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3249 UNSPEC_MACHOPIC_OFFSET.
3251 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3254 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3255 (m68k_delegitimize_address): New function.
3257 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3260 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3263 * var-tracking.c (adjust_sets): New function.
3264 (count_with_sets, add_with_sets): Use it.
3265 (get_adjusted_src): New inline function.
3266 (add_stores): Use it.
3269 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3270 call cselib_dummy_expand_value_rtx_cb instead of
3271 cselib_expand_value_rtx_cb.
3274 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3275 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3276 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3277 and .cfi_endproc around the pic thunks.
3278 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3279 all queued unwind info register saves are saved before the call.
3280 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3281 considered as sp-=4 for unwind info and the pop as sp+=4 which
3282 also clobbers dest, but doesn't actually restore it.
3285 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3286 RTX_FRAME_RELATED_P.
3288 2010-03-09 Jie Zhang <jie@codesourcery.com>
3290 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3291 whitespaces in output template.
3293 2010-03-09 Jie Zhang <jie@codesourcery.com>
3295 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3298 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3300 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3301 builtins.exp in a separate job.
3303 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3305 * graphite-sese-to-poly.c (add_param_constraints): Use
3306 lower_bound_in_type and upper_bound_in_type.
3308 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3310 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3311 instead of unsigned_type_node.
3313 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3314 Reza Yazdani <reza.yazdani@amd.com>
3317 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3318 on pointer type parameters.
3320 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3324 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3325 handle conversions from pointer to integers.
3326 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3327 induction variable, to be able to work with code generated by CLooG.
3328 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3329 (build_poly_scop): Bail out if we cannot codegen a loop.
3331 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3333 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3334 code generation with gloog_error.
3336 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3338 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3339 Call fold_convert on all the returned values.
3340 (expand_scalar_variables_expr): Pass to
3341 expand_scalar_variables_ssa_name the type of the resulting expression.
3343 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3345 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3346 ppl_min_for_le_pointset.
3347 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3348 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3350 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3352 * graphite-dependences.c (map_into_dep_poly): Removed.
3353 (dependence_polyhedron_1): Use combine_context_id_scat.
3355 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3358 (struct poly_bb): Same.
3359 (combine_context_id_scat): New.
3361 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3364 * sese.c (name_defined_in_loop_p): Return false for default
3367 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3369 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3370 and clean up the logic.
3372 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3377 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3379 * var-tracking.c (remove_cselib_value_chains): Define only for
3381 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3382 delete_slot_part, emit_notes_for_differences_1): Don't call
3383 remove_cselib_value_chains here.
3384 (set_slot_part, emit_notes_for_differences_2): Don't call
3385 add_cselib_value_chains here.
3386 (preserved_values): New vector.
3387 (preserve_value): New function.
3388 (add_uses, add_stores, vt_add_function_parameters): Use it
3389 instead of cselib_preserve_value.
3390 (changed_values_stack): New vector.
3391 (check_changed_vars_0): New function.
3392 (check_changed_vars_1, check_changed_vars_2): Use it.
3393 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3394 changed_values_stack VALUEs.
3395 (vt_emit_notes): For all preserved_values call
3396 add_cselib_value_chains. If ENABLE_CHECKING call
3397 remove_cselib_value_chains before verifying value_chains is empty.
3398 Initialize and free changed_values_stack.
3399 (vt_initialize): Initialize preserved_values.
3400 (vt_finalize): Free preserved_values.
3402 2010-03-08 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/43269
3405 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3408 2010-03-08 Martin Jambor <mjambor@suse.cz>
3410 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3411 (ipa_is_param_called): Removed.
3412 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3413 (ipa_print_node_params): Do not print the called flag.
3414 (ipa_write_node_info): Do not stream the called flag.
3415 (ipa_read_node_info): Likewise.
3417 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3420 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3421 * cselib.c (struct expand_value_data): Add dummy field.
3422 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3424 (cselib_dummy_expand_value_rtx_cb): New function.
3425 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3427 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3428 * var-tracking.c: Include pointer-set.h.
3429 (variable): Change n_var_parts to char from int. Add
3430 cur_loc_changed and in_changed_variables fields.
3431 (variable_canonicalize): Remove.
3432 (shared_var_p): New inline function.
3433 (unshare_variable): Maintain cur_loc_changed and
3434 in_changed_variables fields. If var was in changed_variables,
3435 replace it there with new_var. Just copy cur_loc instead of
3436 resetting it to something else.
3437 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3438 (dataflow_set_union): Don't call variable_canonicalize.
3439 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3440 of their DEBUG_EXPR_TREE_DECLs.
3441 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3442 and in_changed_variables and cur_loc_changed is false.
3443 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3444 and cur_loc_changed. Don't update cur_loc here.
3445 (variable_merge_over_src): Don't call variable_canonicalize.
3446 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3447 removing loc that is equal to cur_loc, clear cur_loc,
3448 set cur_loc_changed and ensure variable_was_changed is called.
3449 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3450 compare pointers in cur_loc check, if it is equal to loc,
3451 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3452 (variable_different_p): Remove compare_current_location argument,
3453 don't compare cur_loc.
3454 (dataflow_set_different_1): Adjust variable_different_p caller.
3455 (variable_was_changed): If dv had some var in changed_variables
3456 already, reset in_changed_variables flag for it and propagate
3457 cur_loc_changed over to the new variable. On empty var
3458 always set cur_loc_changed. Set in_changed_variables on whatever
3459 var is added to changed_variables.
3460 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3461 Use shared_var_p. When removing loc that is equal to cur_loc,
3462 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3463 end, don't set it to something else, just call variable_was_changed.
3464 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3465 loc being removed, clear cur_loc and set cur_loc_changed.
3466 Set cur_loc_changed if all locations have been removed.
3467 (struct expand_loc_callback_data): New type.
3468 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3469 allocated. Always create SUBREGs if simplify_subreg failed.
3470 Prefer to use cur_loc, when that fails and still in
3471 changed_variables (and seen first time) recompute it. Set
3472 cur_loc_changed of variables which had to change cur_loc and
3473 compute elcd->cur_loc_changed if any of the subexpressions used
3474 had to change cur_loc.
3475 (vt_expand_loc): Adjust to pass arguments in
3476 expand_loc_callback_data structure.
3477 (vt_expand_loc_dummy): New function.
3478 (emitted_notes): New variable.
3479 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3480 that weren't used for any other decl in current
3481 emit_notes_for_changes call call vt_expand_loc_dummy to update
3482 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3483 first loc_chain location if NULL before. Always use just
3484 cur_loc instead of first loc_chain location. When cur_loc_changed
3485 is false, when not --enable-checking=rtl just don't emit any note.
3486 When rtl checking, compute the note and assert it is the same
3487 as previous note. Clear cur_loc_changed and in_changed_variables
3488 at the end before removing from changed_variables.
3489 (check_changed_vars_3): New function.
3490 (emit_notes_for_changes): Traverse changed_vars to call
3491 check_changed_vars_3 on each changed var.
3492 (emit_notes_for_differences_1): Clear cur_loc_changed and
3493 in_changed_variables. Recompute cur_loc of new_var.
3494 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3495 (vt_emit_notes): Initialize and destroy emitted_notes.
3497 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3499 PR rtl-optimization/42220
3500 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3501 Use verify_reg_tracked to determine if we should use OP_OUT rather
3503 (build_def_use): If we see an in-out operand for a register that we
3504 know nothing about, treat is an output if possible, fail the block if
3507 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3510 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3513 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3516 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3517 uses of relevant DEFs that are dead outside the loop too.
3519 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3521 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3523 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3525 * var-tracking.c (values_to_unmark): New variable.
3526 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3527 values_to_unmark vector. Moved body to...
3528 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3529 instead queue it into values_to_unmark vector.
3530 (vt_find_locations): Free values_to_unmark vector.
3532 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3534 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3535 (site.exp): Export them when plugins are enabled.
3537 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3540 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3542 (chrec_fold_multiply): Same.
3544 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3547 * c-decl.c (build_compound_literal): Return early if init is
3550 2010-03-04 Martin Jambor <mjambor@suse.cz>
3552 PR tree-optimization/43164
3553 PR tree-optimization/43191
3554 * tree-sra.c (type_consists_of_records_p): Reject records with
3555 zero-size bit-fields at the end.
3557 2010-03-04 Mike Stump <mikestump@comcast.net>
3559 * Makefile.in (TAGS): Remove *.y.
3561 2010-03-04 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/40761
3564 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3566 (my_rev_post_order_compute): New function.
3567 (init_pre): Call it.
3569 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3572 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3573 decrease the cost of an IV candidate when the cost is infinite.
3575 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3577 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3578 Use '3DNow!' for the extension of that name, ensure normal space
3580 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3582 2010-03-03 Jeff Law <law@redhat.com>
3584 * PR middle-end/32693
3585 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3586 than gen_rtx_SUBREG.
3587 (extract_bit_field_1): Likewise.
3589 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3591 * doc/sourcebuild.texi (Test directives): Document that arguments
3592 include-opts and exclude-opts are now optional for dg-skip-if,
3593 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3595 2010-03-03 Jason Merrill <jason@redhat.com>
3598 * cgraph.h (varpool_node): Add extra_name field.
3599 * varpool.c (varpool_extra_name_alias): New.
3600 (varpool_assemble_decl): Emit extra name aliases.
3601 (varpool_mark_needed_node): Look past an extra name alias.
3602 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3603 * lto-streamer-in.c (lto_input_tree): Read it.
3604 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3606 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3608 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3609 (sparc*-*-solaris2*): ...this.
3611 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3614 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3615 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3616 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3617 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3620 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3621 fallthrough to default handling, just with want_address 0 instead of 2.
3622 For single element lists, add_AT_loc directly, otherwise create an
3623 artificial variable DIE and stick location list to it.
3626 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3627 (VAL_EXPR_HAS_REVERSE): Define.
3628 (reverse_op): New function.
3629 (add_stores): For reversible operations add an extra MO_VAL_USE.
3631 2010-03-02 Jason Merrill <jason@redhat.com>
3633 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3635 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3637 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3638 (sparc64-*-linux*): Likewise.
3639 (sparc64-*-solaris2*): Include assembler files before linker ones.
3640 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3641 * config/sparc/gas.h: Delete.
3642 * config/sparc/sol2-64.h: Add copyright notice.
3643 * config/sparc/sol2-gas-bi.h: Likewise.
3644 * config/sparc/sol2-gld.h: Likewise.
3645 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3646 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3647 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3648 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3649 (sparc_elf_asm_named_section): Rename into...
3650 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3652 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3654 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3656 2010-03-02 Jeff Law <law@redhat.com>
3659 * reload1.c (rtx_p, substitute_stack): Declare.
3660 (substitute): Record addresses of changed rtxs.
3661 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3662 Restore the original rtx when complete.
3663 (reload): Free subsitute_stack when complete.
3665 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3667 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3668 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3670 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3671 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3672 Torture Tests): Change from subsection to section.
3674 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3675 Steven Bosscher <steven@gcc.gnu.org>
3677 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3680 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3683 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3684 the assignment from the new induction variable to the assignment
3685 of the value from the original loop PHI function.
3687 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3688 Daniel Jacobowitz <dan@codesourcery.com>
3690 * doc/sourcebuild.texi (Test directives): Clarify options to
3693 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3695 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3696 Disable cfi directives unless GCC and gas agree on using read-only
3697 .eh_frame sections for 64-bit.
3698 * configure: Regenerate.
3700 2010-03-01 Richard Guenther <rguenther@suse.de>
3702 PR tree-optimization/43220
3703 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3704 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3706 2010-03-01 Richard Guenther <rguenther@suse.de>
3707 Martin Jambor <mjambor@suse.cz>
3710 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3711 gimplified parameters.
3713 2010-03-01 Christian Bruel <christian.bruel@st.com>
3715 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3717 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3721 2010-03-01 Richard Guenther <rguenther@suse.de>
3724 * expr.c (expand_assignment): Use the alias-oracle to tell
3725 if the rhs aliases the result decl.
3727 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3730 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3731 to sol_gt_pch_get_address.
3732 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3733 64-bit, SPARC and x86.
3734 (sol_gt_pch_get_address): New function.
3736 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3738 * toplev.h (inform_n, error_n): Declare.
3739 * diagnostic.c (inform_n, error_n): New function.
3741 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3743 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3744 has no rtl yet when processing local_decls, queue it and recheck
3745 if deferred stack allocation hasn't assigned it rtl.
3747 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3749 * config/sh/sh.c (unspec_bbr_uid): New.
3750 (gen_block_redirect): Use it instead of INSN_UID.
3751 (gen_far_branch): Likewise.
3753 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3755 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3756 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3758 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3760 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3761 (Warning Options): -Wno-conversion-null is valid for
3762 Objective-C++ as well.
3763 * doc/tm.texi (Named Address Spaces): Likewise.
3764 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3765 * doc/tree-ssa.texi (Tree SSA): Likewise.
3767 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3770 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3771 by default. Don't set the default arch for
3772 i[34567]86-*-darwin*|x86_64-*-darwin*.
3774 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3777 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3778 default. Set the default 32bit/64bit archs with $with_arch
3779 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3781 2010-02-27 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/43186
3784 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3785 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3786 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3787 unroller iterations.
3789 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3791 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3792 required and i[34567]86-*-* targets don't support 64bit ISA.
3794 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3797 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3800 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3802 * config.gcc: Set the default arch at least to Prescott for
3803 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3804 if SSE math is enabled.
3806 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3808 * diagnostic.c (diagnostic_initialize): Update.
3809 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3811 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3812 (diagnostic_inhibit_notes): New.
3813 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3815 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3818 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3819 * doc/standards.texi: Likewise.
3820 * doc/extend.texi: Likewise.
3821 * doc/trouble.texi: Likewise.
3822 * doc/cppopts.texi: Likewise.
3823 * doc/install.texi: Likewise.
3824 * c.opt (std=c90,std=gnu90): New options.
3825 * c-opts.c (c_common_handle_option): Handle them.
3827 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3830 * c-decl.c (undeclared_variable): Use an informative note.
3832 2010-02-26 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/43186
3835 * gimple.h (gimple_fold): Remove.
3836 * gimple.c (gimple_fold): Remove. Inline into single user ...
3837 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3838 Try harder for conditions.
3840 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3843 * function.c (used_types_insert): Don't skip through named pointer
3844 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3845 and it is different from the main variant's type.
3847 2010-02-26 Nick Clifton <nickc@redhat.com>
3849 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3851 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3853 * config.gcc: Support --with-fpmath=sse for x86.
3855 * config/i386/ssemath.h: New.
3857 * doc/install.texi (--with-fpmath=sse): Documented.
3859 2010-02-26 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/43188
3862 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3863 vector types of over-aligned element type.
3865 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3868 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3869 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3871 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3873 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3875 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3877 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3878 * var-tracking.c: Include diagnostic.h.
3879 (debug_dv): New function.
3880 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3883 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3884 (add_value_chain, add_value_chains, remove_value_chain,
3885 remove_value_chains): Handle DEBUG_EXPRs.
3886 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3889 * regcprop.c (struct queued_debug_insn_change): New type.
3890 (struct value_data_entry): Add debug_insn_changes field.
3891 (struct value_data): Add n_debug_insn_changes field.
3892 (debug_insn_changes_pool): New variable.
3893 (free_debug_insn_changes, apply_debug_insn_changes,
3894 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3895 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3896 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3898 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3900 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3901 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3902 changes, call cprop_find_used_regs via note_stores.
3903 (copyprop_hardreg_forward): When copying vd from predecessor
3904 which has any queued DEBUG_INSN changes, make sure the pointers are
3905 cleared. At the end call df_analyze and then if there are any
3906 DEBUG_INSN changes queued at the end of some basic block for still
3907 live registers, apply them.
3908 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3910 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3912 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3915 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3917 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3918 targets. Set the default with_cpu/with_arch from arch/cpu.
3919 Allow x86-64 and native for with_cpu/with_arch.
3921 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3923 * ebitmap.c: Change calls to verify_popcount with calls to
3924 sbitmap_verify_popcount.
3925 (ebitmap_clear_bit): Fixed map->cacheindex test and
3926 map>cache update when bit clearing results in an empty
3929 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3932 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3933 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3934 and support both V2DF and V2DI modes.
3935 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3936 support both V2DF and V2DI modes.
3937 (general): Delete trailing whitespace from a few patterns.
3939 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3940 V2DF/V2DI interleave high/low builtins.
3942 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3945 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3946 interleave high/low functions.
3948 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3950 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3951 #pragma extern_prefix.
3953 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3956 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3957 BLKmode, assert op0 is a MEM and just adjust its mode.
3960 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3961 if bitpos isn't multiple of mode's bitsize.
3963 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3965 * c.opt (-ftemplate-depth=): New.
3966 (-ftemplate-depth-): Deprecate.
3967 * optc-gen.awk: Handle -ftemplate-depth=.
3968 * opth-gen.awk: Likewise.
3969 * c-opts.c (c_common_handle_option): Likewise.
3970 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3972 2010-02-24 Jason Merrill <jason@redhat.com>
3974 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3976 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3978 * cfg.c (alloc_aux_for_block): Remove inline.
3979 (alloc_aux_for_edge): Likewise.
3981 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3983 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3985 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3987 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3988 * config/i386/sol2-gas.h: New file.
3989 * config.gcc (i[34567]86-*-solaris2*): Use it.
3991 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3994 * c-typeck.c (ep_convert_and_check): New.
3995 (build_conditional_expr): Use it.
3996 (build_binary_op): Likewise.
3998 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4000 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4003 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4004 bounds even for -O+.
4005 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4006 expr needs to have DECL_NAME set.
4008 2010-02-24 Nick Clifton <nickc@redhat.com>
4010 * config/mep/mep.c: Include gimple.h.
4011 (mep_function_uses_sp): Delete unused function.
4012 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4013 parameters. Use unsigned integers to count args. Return a
4014 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4016 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4019 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4020 greater or equal to nelt instead of 2 * nelt.
4021 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4024 2010-02-23 Jason Merrill <jason@redhat.com>
4027 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4028 in cfun->local_decls even if they have register types.
4031 * stor-layout.c (place_field): Don't warn about unnecessary
4032 DECL_PACKED if the type is packed.
4034 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4037 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4038 GOTOFF relocs, even when the base reg isn't pic pointer.
4040 2010-02-23 Michael Matz <matz@suse.de>
4043 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4044 (expand_gimple_basic_block): Generate and use debug temps if there
4045 are debug uses left after the last real use of TERed ssa names.
4046 Unlink debug immediate uses when they are expanded.
4048 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4051 * config/i386/i386.c (override_options): Reorganise to provide
4052 better error messages.
4054 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4057 * graphite-scop-detection.c (create_single_exit_edge): Move
4058 the call to find_single_exit_edge to....
4059 (create_sese_edges): ...here. Don't handle multiple edges
4060 exiting the function.
4061 (build_graphite_scops): Don't handle multiple edges
4062 exiting the function.
4064 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4067 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4068 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4070 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4073 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4075 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4078 * c-typeck.c (convert_arguments): Print declaration location.
4079 * c-common.c (validate_nargs): Rename as
4080 builtin_function_validate_nargs.
4081 (check_builtin_function_arguments): Update.
4083 2010-02-22 Richard Guenther <rguenther@suse.de>
4086 * tree-inline.c (declare_return_variable): Use the type of
4087 the call stmt lhs if available.
4089 2010-02-22 Duncan Sands <baldrick@free.fr>
4091 * passes.c (register_pass): Always consider all pass lists when
4092 ref_pass_instance_number is zero.
4094 2010-02-22 Richard Guenther <rguenther@suse.de>
4096 PR tree-optimization/42749
4097 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4098 parameter. Do arithmetic in the original type.
4099 (update_accumulator_with_ops): Likewise.
4100 (adjust_accumulator_values): Adjust.
4102 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4104 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4105 (QI to BLKmode splitter): New splitter.
4107 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4110 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4112 2010-02-22 Richard Guenther <rguenther@suse.de>
4114 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4116 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4118 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4119 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4120 ($(T)crti.o, $(T)crtn.o): Remove rules.
4122 2010-02-21 Tobias Burnus <burnus@net-b.de>
4125 * doc/invoke.texi (-fassociative-math): Document that this
4126 option is automatically enabled for Fortran.
4128 2010-02-20 David S. Miller <davem@davemloft.net>
4130 * configure.ac: Test if linker and assembler properly support
4131 GOTDATA_OP relocations.
4132 * configure: Rebuild.
4133 * config.in: Likewise.
4134 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4135 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4136 (movsi_high_pic): Likewise.
4137 (movdi_lo_sum_pic): Likewise.
4138 (movdi_high_pic): Likewise.
4139 (movsi_pic_gotdata_op): New pattern.
4140 (movdi_pic_gotdata_op): Likewise.
4141 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4142 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4144 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4147 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4148 attribute to ssemul.
4149 (xop_mulv2div2di3_high): Ditto.
4151 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4154 * c.opt (Wconversion-null): New option.
4155 * doc/invoke.texi (Wconversion-null): Document.
4157 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4159 * common.opt (Wlarger-than-): Add Undocumented.
4161 2010-02-19 Mike Stump <mikestump@comcast.net>
4163 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4165 2010-02-19 Jason Merrill <jason@redhat.com>
4168 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4169 * configure: Likewise.
4171 2010-02-20 Alan Modra <amodra@gmail.com>
4174 * cgraph.h (cgraph_make_decl_local): Declare.
4175 * cgraph.c (cgraph_make_decl_local): New function.
4176 (cgraph_make_node_local): Use it.
4177 * cgraphunit.c (cgraph_function_versioning): Likewise.
4178 * ipa.c (function_and_variable_visibility): Likewise.
4180 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4183 * except.c (sjlj_emit_function_enter): Don't call
4184 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4186 * rtl.h (add_reg_br_prob_note): Remove prototype.
4188 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4191 * c-common.c (conversion_warning): Remove widening conversions
4192 before checking the conversion of integers to reals.
4194 2010-02-19 Mike Stump <mikestump@comcast.net>
4197 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4200 * cgraphunit.c (process_function_and_variable_attributes): Check
4201 DECL_PRESERVE_P instead of looking up attribute "used".
4202 * ipa-pure-const.c (check_decl): Likewise.
4203 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4204 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4205 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4206 instead of attribute "used".
4207 * config/sol2-c.c (solaris_pragma_init): Likewise.
4208 (solaris_pragma_fini): Likewise.
4210 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4212 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4213 Use XCNEW instead of xcalloc.
4214 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4215 XNEW instead of xmalloc.
4216 (get_fields): Use XNEWVEC instead of xmalloc.
4219 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4220 populate vars array.
4221 (create_new_general_access): For debug stmts just reset value.
4222 (get_stmt_accesses): For accesses within debug stmts just record them
4223 using add_access_to_acc_sites instead of preventing the peeling or
4224 counting them as accesses.
4227 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4229 2010-02-19 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/42916
4232 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4235 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4237 * configure.ac: Replace all uses of changequote in macro arguments
4238 with proper quoting.
4240 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4243 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4245 2010-02-19 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/42944
4248 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4249 test for aliasing with errno.
4251 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4254 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4255 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4256 * dojump.c: Include output.h.
4257 (inv): New inline function.
4258 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4259 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4260 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4261 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4262 argument, pass it down to other calls.
4263 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4264 add REG_BR_PROB note to the conditional jump.
4265 * cfgexpand.c (add_reg_br_prob_note): Removed.
4266 (expand_gimple_cond): Don't call it, add the probability
4267 as last argument to jumpif_1/jumpifnot_1.
4268 * Makefile.in (dojump.o): Depend on output.h.
4269 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4271 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4272 * stmt.c (do_jump_if_equal): Likewise.
4273 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4274 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4275 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4277 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4278 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4279 jumpifnot_1 callers.
4280 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4282 (store_expr): Adjust jumpifnot caller.
4283 (store_constructor): Adjust jumpif caller.
4286 * gimplify.c (gimple_boolify): For __builtin_expect call
4287 gimple_boolify also on its first argument.
4289 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4291 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4293 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4294 * configure: Regenerated.
4296 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4298 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4299 lang_hooks.types_compatible_p instead of comptypes.
4301 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4303 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4304 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4305 if __prefer_thumb__ is defined.
4307 2010-02-18 Martin Jambor <mjambor@suse.cz>
4309 PR tree-optimization/43066
4310 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4311 array with zero-sized element type.
4313 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4315 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4316 rtx, allocate struct var_loc_node here and return it to the
4317 caller, and only if it is actually needed.
4318 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4319 move it earlier and return immediately if it returns NULL.
4321 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4323 * config/sparc/gas.h: New file. Restore
4324 TARGET_ASM_NAMED_SECTION to its ELF default.
4325 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4327 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4328 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4329 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4330 after sparc/sysv4.h.
4332 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4334 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4336 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4338 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4339 patterns from predicated pattern.
4341 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4345 for insn mnemonic suffix.
4347 2010-02-17 Richard Guenther <rguenther@suse.de>
4349 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4352 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4355 * caller-save.c (save_call_clobbered_regs): If BB ends with
4356 a DEBUG_INSN, move any notes in between last real insn and the last
4357 DEBUG_INSN after the last DEBUG_INSN.
4359 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4361 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4362 Fix return type. Fix argument type. Explain meaning of return value.
4364 2010-02-16 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/41043
4367 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4368 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4370 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4372 2010-02-16 Ira Rosen <irar@il.ibm.com>
4374 PR tree-optimization/43074
4375 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4376 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4377 vectorizable cycles in hybrid SLP check.
4378 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4380 2010-02-16 Richard Guenther <rguenther@suse.de>
4382 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4383 (true_dependence): If memrefs_conflict_p computes must-alias
4384 trust it. Move TBAA check after offset-based disambiguation.
4385 (canon_true_dependence): Likewise.
4387 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4389 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4390 * doc/invoke.texi: Document it.
4391 * var-tracking.c: Include toplev.h and params.h.
4392 (vt_find_locations): Return bool indicating success. Compute
4393 hash sizes unconditionally. Check new parameter, report.
4394 (variable_tracking_main_1): Check vt_find_locations results and
4395 retry. Renamed from...
4396 (variable_tracking_main): ... this. New wrapper to preserve
4397 flag_var_tracking_assignments.
4398 * Makefile.in (var-tracking.o): Adjust dependencies.
4400 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4401 Jakub Jelinek <jakub@redhat.com>
4404 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4405 if weak_import attribute is present.
4406 * config/darwin.c (machopic_select_section): Likewise.
4408 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4410 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4411 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4412 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4413 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4415 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4421 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4422 Rewrite text to refer to the names.
4424 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4426 * config/i386/i386-builtin-types.def
4427 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4428 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4429 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4430 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4431 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4432 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4433 IX86_BUILTIN_VPERMIL2PS256.
4434 (MULTI_ARG_4_DF2_DI_I): Defined.
4435 (MULTI_ARG_4_DF2_DI_I1): Defined.
4436 (MULTI_ARG_4_SF2_SI_I): Defined.
4437 (MULTI_ARG_4_SF2_SI_I1): Defined.
4438 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4439 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4440 __builtin_ia32_vpermil2ps256.
4441 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4442 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4443 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4444 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4445 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4446 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4447 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4448 CODE_FOR_xop_vpermil2v8sf3.
4449 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4450 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4451 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4452 (_mm256_permute2_pd): New.
4453 (_mm_permute2_ps): New.
4454 (_mm256_permute2_ps): New.
4456 2010-02-15 Nick Clifton <nickc@redhat.com>
4458 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4459 boolean parameters. Use emit_jump_insn when emitting a pop
4460 instruction containing a return insn.
4461 (push): Use 'true' rather than '1' as second parameter to F.
4462 (h8300_expand_prologue): Likewise.
4463 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4464 (h8300_expand_epilogue): Likewise.
4466 2010-02-15 Richard Guenther <rguenther@suse.de>
4469 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4472 2010-02-15 Nick Clifton <nickc@redhat.com>
4474 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4477 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4479 * intl.c (fake_ngettext): New function.
4480 * intl.h (fake_ngettext): Declare.
4481 (ngettext): Define macro.
4482 * collect2.c (notice_translated): New function.
4483 (main): Use notice_translated and ngettext.
4484 * collect2.h (notice_translated): Declare.
4486 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4488 * reorg.c (delete_computation): Comment fixes.
4489 * caller-save.c (setup_save_areas): Idem.
4490 * sel-sched-dump.c (dump_lv_set): Idem.
4493 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4495 * config/s390/s390.c (s390_sched_init): New function.
4496 (TARGET_SCHED_INIT): Target hook defined.
4498 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4499 Jack Howarth <howarth@bromo.med.uc.edu>
4500 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4503 Partial revert of unintended change in fix for PR41605.
4504 * config/darwin.h: Fix typo.
4505 * config/darwin9.h: Same.
4507 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4509 * c-pch.c (pch_init): Clear v.
4511 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4514 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4515 graphite_can_represent_init for MULT_EXPR.
4517 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4521 * graphite-sese-to-poly.c (remove_phi): New.
4522 (translate_scalar_reduction_to_array): Call remove_phi.
4524 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4527 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4528 * graphite-clast-to-gimple.h (gloog): Update declaration.
4529 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4530 * graphite-poly.h (struct poly_bb): Add missing comments.
4531 (struct scop): Add poly_scop_p field.
4533 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4534 * graphite.c (graphite_transform_loops): Build the polyhedral
4535 representation for each scop before code generation.
4536 * sese.c (rename_variables_in_operand): Removed.
4537 (rename_variables_in_expr): Return the renamed expression.
4538 (rename_sese_parameters): New.
4539 * sese.h (rename_sese_parameters): Declared.
4541 2010-02-11 Richard Guenther <rguenther@suse.de>
4543 PR tree-optimization/42998
4544 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4545 POINTER_PLUS_EXPR properly.
4547 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4548 Changpeng Fang <changpeng.fang@amd.com>
4551 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4552 the cost of an IV candidate when the IV is used in a test against zero.
4554 * gcc.dg/tree-ssa/ivopts-3.c: New.
4556 2010-02-11 Richard Guenther <rguenther@suse.de>
4559 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4560 pointer-vs-decl case by swapping refs. Handle some cases
4561 of pointer-vs-decl disambiguations more conservatively.
4562 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4563 to false after expanding.
4565 2010-02-11 Richard Guenther <rguenther@suse.de>
4568 * gcc.c (process_command): Handle LTO file@offset case more
4571 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4573 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4574 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4576 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4578 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4579 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4580 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4581 Optimize eq/ne comparisons when both arguments are known to be
4583 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4584 Don't mask operands unnecessarily if they are known to be already
4587 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4589 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4592 2010-02-10 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/43017
4595 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4596 for wrapping signed arithmetic.
4598 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4601 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4602 if no debug info should be emitted for it.
4604 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4606 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4607 note when flag_exceptions is set.
4609 2010-02-10 Duncan Sands <baldrick@free.fr>
4611 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4613 2010-02-10 Richard Guenther <rguenther@suse.de>
4616 * tree.c (get_unwidened): Handle constants.
4617 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4619 2010-02-10 Martin Jambor <mjambor@suse.cz>
4622 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4623 check for variable argument counts independently.
4625 2010-02-10 Christian Bruel <christian.bruel@st.com>
4628 * config/sh/sh.c (find_barrier): Increase length for non delayed
4629 conditional branches.
4631 2010-02-10 Christian Bruel <christian.bruel@st.com>
4633 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4635 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4637 * builtins.c (set_builtin_user_assembler_name): Also handle
4638 ffs if int is smaller than word.
4640 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4643 * ira-conflicts.c (get_dup): Remove.
4644 (process_reg_shuffles): Add new parameter. Use it as an
4645 additional guard for copy generation.
4646 (add_insn_allocno_copies): Rewrite.
4648 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4650 * common.opt (fsched2-use-traces): Preserved for backward
4652 * doc/invoke.texi: Remove the documentation about option
4653 -fsched2-use-traces.
4654 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4655 flag_sched2_use_traces.
4656 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4657 the backward compatibility flag section.
4659 2010-02-09 Richard Guenther <rguenther@suse.de>
4661 PR tree-optimization/43008
4662 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4663 make HEAP variables initialized from global memory if they
4664 are not known builtin functions.
4665 (find_func_aliases): Adjust.
4667 2010-02-09 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/43000
4670 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4671 arithmetic manually.
4673 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4675 PR tree-optimization/42931
4676 * tree-loop-linear.c (try_interchange_loops): Don't call
4677 double_int_mul if estimated_loop_iterations failed.
4679 2010-02-08 Martin Jambor <mjambor@suse.cz>
4682 * tree-sra.c (build_accesses_from_assign): Do not mark in
4683 should_scalarize_away_bitmap if stmt has volatile ops.
4684 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4687 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4689 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4691 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4693 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4696 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4699 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4701 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4704 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4705 to unknown_dependence.
4706 (graphite_legal_transform_dr): Handle the unknown_dependence.
4707 (graphite_carried_dependence_level_k): Same.
4709 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4711 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4713 2010-02-07 Richard Guenther <rguenther@suse.de>
4716 * expr.c (get_inner_reference): Always initialize *pbitsize.
4718 2010-02-07 Richard Guenther <rguenther@suse.de>
4721 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4722 new ARRAY_REFs on variable size element or minimal index arrays.
4724 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4725 gimple_fold_indirect_ref.
4727 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4730 * arm.c (arm_override_options): Just return if the user has specified
4731 an invalid fpu name.
4733 2010-02-03 Jason Merrill <jason@redhat.com>
4736 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4737 i386_pe_maybe_record_exported_symbol.
4739 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4742 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4743 (pa_delegitimize_address): New function.
4745 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4747 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4748 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4750 2010-02-05 Richard Guenther <rguenther@suse.de>
4753 * lto-streamer-in.c (get_resolution): Deal with references
4754 to undefined functions.
4756 2010-02-05 Richard Guenther <rguenther@suse.de>
4758 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4759 (fold_const_aggregate_ref): Likewise.
4760 (ccp_fold_stmt): Substitute loads.
4761 (maybe_fold_reference): Verify types before substituting.
4763 (fold_gimple_assign): Unshare properly.
4764 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4766 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4768 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4769 for rs6000_gen_cell_microcode.
4771 2010-02-04 Richard Guenther <rguenther@suse.de>
4773 PR rtl-optimization/42952
4774 * dse.c (const_or_frame_p): Remove MEM handling.
4776 2010-02-04 Nick Clifton <nickc@redhat.com>
4778 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4779 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4780 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4781 (mn10300_asm_output_mi_thunk): New function.
4782 (mn10300_can_output_mu_thunk): New function.
4783 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4784 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4785 (FUNCTION_ARG): Delete incorrect comment.
4787 2010-02-03 Jason Merrill <jason@redhat.com>
4790 * fold-const.c (operand_equal_p): Handle erroneous types.
4792 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4794 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4796 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4798 PR rtl-optimization/42941
4799 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4802 2010-02-03 Jason Merrill <jason@redhat.com>
4805 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4807 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4810 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4811 (cselib_reset_table): Renamed from...
4812 (cselib_reset_table_with_next_value): ... this.
4813 (cselib_get_next_uid): Renamed from...
4814 (cselib_get_next_unknown_value): ... this.
4815 * cselib.c (next_uid): Renamed from...
4816 (next_unknown_value): ... this.
4817 (cselib_clear_table): Adjust.
4818 (cselib_reset_table): Adjust. Renamed from...
4819 (cselib_reset_table_with_next_value): ... this.
4820 (cselib_get_next_uid): Adjust. Renamed from...
4821 (cselib_get_next_unknown_value): ... this.
4822 (get_value_hash): Use hash.
4823 (cselib_hash_rtx): Likewise.
4824 (new_cselib_val): Adjust. Set and dump uid.
4825 (cselib_lookup_mem): Pass next_uid as hash.
4826 (cselib_subst_to_values): Likewise.
4827 (cselib_log_lookup): Dump uid.
4828 (cselib_lookup): Pass next_uid as hash. Adjust.
4829 (cselib_process_insn): Adjust.
4830 (cselib_init): Initialize next_uid.
4831 (cselib_finish): Adjust.
4832 (dump_cselib_table): Likewise.
4833 * dse.c (canon_address): Dump value uid.
4834 * print-rtl.c (print_rtx): Print value uid.
4835 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4837 (dv_uid): New function, sort of renamed from...
4838 (dv_htab_hash): ... this, reimplemented in terms of it and...
4839 (dv_uid2hash): ... this. New.
4840 (variable_htab_eq): Drop excess assertions.
4841 (tie_break_pointers): Removed.
4842 (canon_value_cmp): Compare uids.
4843 (variable_post_merge_New_vals): Print uids.
4844 (vt_add_function_parameters): Adjust.
4845 (vt_initialize): Reset table. Adjust.
4847 2010-02-03 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/42944
4850 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4851 (call_may_clobber_ref_p_1): Likewise. Properly handle
4852 malloc and calloc clobbering errno.
4854 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4856 * doc/invoke.texi: Fix name of sched1 dump.
4858 * opts.c (decode_options): Set flag_tree_switch_conversion
4859 only conditionally on optimize >= 2.
4861 * gcse.c: Assorted comment fixes in pass description.
4863 2010-02-03 Anthony Green <green@moxielogic.com>
4865 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4866 nop padding in order to maintain alignment of storage location of
4867 target function address.
4868 (moxie_trampoline_init): Store target function address at newly
4870 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4872 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4874 2010-02-03 Richard Guenther <rguenther@suse.de>
4877 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4879 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * config.gcc: Reenable check for obsolete targets.
4882 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4883 mips-sgi-irix6.[0-4]*.
4885 2010-02-02 Nick Clifton <nickc@redhat.com>
4887 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4888 constant size of 4 as being the same as 0.
4889 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4890 can take values in the range 0..4.
4892 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4895 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4896 as _darwin10_Unwind_FindEnclosingFunction().
4897 * libgcc-libsystem.ver: New.
4899 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4902 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4903 implicitly set registers.
4905 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4907 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4908 (arm_override_options): Allow automatic selection of the thread
4909 pointer register if thumb2.
4910 (legitimize_pic_address): Improve code sequences for Thumb2.
4911 (arm_call_tls_get_addr): Likewise.
4912 (legitimize_tls_address): Likewise.
4913 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4914 (pic_load_addr_32bit): ... this. New named pattern.
4915 * thumb2.md (pic_load_addr_thumb2): Delete.
4916 (pic_load_dot_plus_four): Delete.
4917 (tls_load_dot_plus_four): New named pattern.
4919 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4922 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4923 Document fix for TLS bug.
4925 2010-01-31 Richard Guenther <rguenther@suse.de>
4927 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4928 conservatively correct.
4930 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4934 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4936 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4938 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4942 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4944 * config.gcc: Adjust order of makefile fragments for mingw targets.
4946 2010-01-31 Richard Guenther <rguenther@suse.de>
4949 * gimplify.c (gimplify_init_constructor): For volatile LHS
4950 initialize a temporary.
4952 2010-01-31 Matthias Klose <doko@ubuntu.com>
4954 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4956 * configure: Regenerate.
4958 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4960 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4961 the same alias set and their sizes different constantness.
4962 (aliasing_component_refs_p): Revert 2009-10-24 change.
4964 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4966 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4969 2010-01-29 Richard Guenther <rguenther@suse.de>
4971 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4972 Assert we successfully updated the call.
4974 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4976 PR rtl-optimization/42889
4977 * df.h (df_set_bb_dirty_nonlr): New prototype.
4978 * df-core.c (df_set_bb_dirty_nonlr): New function.
4979 * df-scan.c (df_insn_rescan): Call it instead of
4980 df_set_bb_dirty for DEBUG_INSNs.
4982 2010-01-29 Richard Guenther <rguenther@suse.de>
4985 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4986 quadratic behavior in most cases.
4988 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4991 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4992 in the call to gen_x86_movsicc_0_m1.
4994 2010-01-28 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/42871
4997 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4999 2010-01-28 Richard Guenther <rguenther@suse.de>
5001 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5002 into call arguments.
5004 2010-01-28 Richard Guenther <rguenther@suse.de>
5007 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5008 the forwarder if the destination is an EH landing pad.
5010 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5012 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5013 block list passed to gimple_duplicate_sese_tail.
5014 (parallelize_loops): Avoid parallelization when the function
5016 Avoid parallelization when the preheader is IRREDUCIBLE.
5017 Try to optimize when estimated_loop_iterations_int is unresolved.
5018 Add the loop's location to the dump file.
5019 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5020 (gimple_duplicate_sese_tail): Remove the check for the latch.
5021 Redirect nexits to the exit block.
5022 Remove handling of the incoming edges to the latch.
5023 Redirect the backedge from the copied latch to the exit bb.
5025 2010-01-28 Michael Matz <matz@suse.de>
5028 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5029 Wrap force_reg into a sequence, emit it before user.
5031 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5033 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5035 (arm_legacy_rev): Likewise.
5036 (thumb_legacy_rev): Likewise.
5038 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5040 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5041 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5042 on MEM's address failed, try avoid_constant_pool_reference and
5043 recurse if it returned something different.
5044 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5045 address, try avoid_constant_pool_reference and recurse if it
5046 returned something different.
5047 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5048 address and avoid_constant_pool_reference returned something
5049 different, don't set have_address.
5051 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5054 * var-tracking.c (val_store): Add modified argument, obey it.
5056 (count_uses): Move down logging of main.
5057 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5058 don't need resolution.
5059 (emit_notes_in_bb): Likewise.
5061 2010-01-27 Richard Guenther <rguenther@suse.de>
5064 * tree-inline.c (remap_decl): Delay remapping of SSA name
5065 default definitions until we need them.
5067 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5069 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5070 (rs6000_delegitimize_address): New function.
5072 * config/s390/s390.c (s390_delegitimize_address): Call
5073 delegitimize_mem_from_attrs.
5076 * tree-inline.c (cannot_copy_type_1): Removed.
5077 (copy_forbidden): Don't forbid copying of functions containing
5078 records/unions with variable length fields.
5080 2010-01-27 Christian Bruel <christian.bruel@st.com>
5084 * config/sh/sh.c (find_barrier): Increase length for non delayed
5085 conditional branches.
5087 2010-01-27 Matthias Klose <doko@ubuntu.com>
5089 * configure.ac (gnu-unique-object): Fix ldd version check.
5090 * configure: Regenerate.
5092 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5094 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5096 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5097 Test for HAVE_GNU_AS value.
5099 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5101 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5102 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5103 INT64_TYPE): Define.
5104 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5105 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5106 INT_LEAST64_TYPE): Define.
5107 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5108 UINT_LEAST64_TYPE): Define.
5109 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5110 INT_FAST64_TYPE): Define.
5111 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5112 UINT_FAST64_TYPE): Define.
5113 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5114 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5115 (SIG_ATOMIC_TYPE): Define.
5117 2010-01-26 Richard Guenther <rguenther@suse.de>
5119 * df-scan.c (df_scan_set_bb_info): Remove assert.
5120 (df_insn_rescan_debug_internal): Merge asserts.
5121 (df_install_ref): Likewise.
5122 (df_mark_reg): Use bitmap_set_range.
5123 (df_hard_reg_used_p): Remove assert.
5124 (df_hard_reg_used_count): Likewise.
5126 2010-01-26 Richard Guenther <rguenther@suse.de>
5128 PR rtl-optimization/42685
5129 * web.c (web_main): Ignore DEBUG_INSNs.
5131 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5133 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5135 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5136 Fix types of fndecl and arglist parameters.
5138 2010-01-26 Richard Guenther <rguenther@suse.de>
5141 * tree-eh.c (unsplit_eh): Skip debug insns.
5143 2010-01-26 Richard Guenther <rguenther@suse.de>
5145 PR tree-optimization/42250
5146 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5148 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5151 * omp-low.c (expand_omp_sections): Only use single_pred if
5152 l2_bb is single_pred_p.
5154 2010-01-25 Christian Bruel <christian.bruel@st.com>
5157 * config/sh/sh.c (find_barrier): Increase length for non delayed
5158 conditional branches.
5159 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5161 2010-01-24 David S. Miller <davem@davemloft.net>
5163 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5164 define if not using GAS.
5165 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5166 Likewise. Delete SECTION_MERGE code, which is only applicable
5169 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5172 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5173 mangling of va_list in system headers.
5175 2010-01-23 Toon Moene <toon@moene.org>
5177 * tree-predcom.c (combine_chains): Return NULL, not false.
5179 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5181 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5182 initialization of variable res to agree with return type.
5184 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5186 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5187 * tree-sra.c: Add include of expr.h.
5189 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5191 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5192 insert the debug stmt on the single non-EH edge from the stmt.
5194 2010-01-22 Richard Henderson <rth@redhat.com>
5197 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5198 the RHS until after generate_subtree_copies has insertted its
5199 code before the current statement.
5201 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5203 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5205 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5207 2010-01-21 Martin Jambor <mjambor@suse.cz>
5209 PR tree-optimization/42585
5210 * tree-sra.c (struct access): New field grp_total_scalarization.
5211 (dump_access): Dump the new field.
5212 (should_scalarize_away_bitmap): New variable.
5213 (cannot_scalarize_away_bitmap): Likewise.
5214 (sra_initialize): Allocate new bitmaps.
5215 (sra_deinitialize): Free new bitmaps.
5216 (create_access_1): New function.
5217 (create_access): Parts moved to create_access_1.
5218 (type_consists_of_records_p): New function.
5219 (completely_scalarize_record): Likewise.
5220 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5221 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5222 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5224 (analyze_all_variable_accesses): Completely scalarize small eligible
5227 2010-01-21 Martin Jambor <mjambor@suse.cz>
5229 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5231 2010-01-21 Andrew Haley <aph@redhat.com>
5233 * gcc.c (process_command): Move lang_specific_driver before
5234 setting cc_libexec_prefix.
5236 2010-01-21 Richard Guenther <rguenther@suse.de>
5239 * fold-const.c (negate_expr_p): Pretend only negative
5240 real constants are easily negatable.
5242 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5243 Jason Merrill <jason@redhat.com>
5245 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5246 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5247 * calls.c (initialize argument_information): Handle it.
5248 * c-common.c (handle_transparent_union_attribute): Use new name.
5249 * c-decl.c (finish_struct): Ditto.
5250 * c-typeck.c (type_lists_compatible_p): Ditto.
5251 (convert_for_assignment): Use new name and also handle record.
5252 * function.c (aggregate_value_p): Handle it.
5253 (pass_by_reference): Ditto.
5254 (assign_parm_data_types): Ditto.
5255 * print-tree.c (print_node): Ditto.
5256 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5257 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5258 * tree.c (first_field): New fn.
5260 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5263 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5264 even when linking statically, for now.
5266 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5269 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5270 without a cselib val.
5271 (count_uses): Accept MO_VAL_SET with no val on stores.
5272 (add_stores): Likewise.
5274 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5276 * var-tracking.c (check_value_val): Add a compile time assertion.
5277 (dv_is_decl_p): Simplify.
5278 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5279 gcc_assert if ENABLE_CHECKING.
5281 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5284 * var-tracking.c: Include tree-flow.h.
5285 (mem_dies_at_call): New.
5286 (dataflow_set_preserve_mem_locs): Use it.
5287 (dataflow_set_remove_mem_locs): Likewise.
5288 (dump_var): Renamed from dump_variable. Adjust all callers.
5289 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5290 * Makefile.in (var-tracking.o): Adjust deps.
5292 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5294 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5296 2010-01-20 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/42717
5299 * tree-ssa-dce.c (get_live_post_dom): Remove.
5300 (forward_edge_to_pdom): Take an arbitrary edge to copy
5301 degenerate PHI args from.
5302 (remove_dead_stmt): Use the first post-dominator even if it
5303 does not contain live statements as redirection destination.
5305 2010-01-20 Richard Guenther <rguenther@suse.de>
5307 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5309 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5311 * sel-sched.c (create_speculation_check): Remove set but not used
5313 (try_transformation_cache): Remove set but not used variable ds.
5314 (calculate_privileged_insns): Remove set but not used variables
5315 cur_insn and min_spec_insn.
5316 (find_best_expr): Remove set but not used variable avail_n.
5317 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5319 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5321 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5322 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5325 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5328 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5329 cpu types. Add support for *-sse3 cpu types.
5330 (x86_64-*-*): Ditto.
5332 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5335 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5336 argument, call initializer_constant_valid_p_1 instead of
5337 initializer_constant_valid_p, pass CACHE to it, return NULL
5338 immediately if first call returns NULL.
5339 (initializer_constant_valid_p_1): New function.
5340 (initializer_constant_valid_p): Use it.
5342 2010-01-20 Thomas Quinot <quinot@adacore.com>
5344 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5346 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5348 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5349 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5350 (loc_list_from_tree): Don't handle unsigned division. Handle
5351 signed modulo using DW_OP_{over,over,div,mul,minus}.
5352 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5353 modulo instead of signed.
5355 2010-01-20 DJ Delorie <dj@redhat.com>
5357 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5359 (h8300_emit_stack_adjustment): Propogate it.
5361 (h8300_expand_prologue): Likewise.
5362 (h8300_expand_epilogue): Likewise.
5364 2010-01-19 Michael Matz <matz@suse.de>
5366 PR tree-optimization/41783
5367 * tree-data-ref.c (toplevel): Include flags.h.
5368 (dump_data_dependence_relation): Also dump the inputs if the
5369 result will be unknown.
5370 (split_constant_offset_1): Look through some conversions.
5371 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5372 the offset from last element is too large.
5373 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5374 (reassociate_to_the_same_stmt): Handle vector registers.
5375 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5377 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5378 wide_prolog_niters argument, emit widening instructions.
5379 (vect_do_peeling_for_alignment): Adjust caller, use widened
5380 variant of the iteration cound.
5381 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5383 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5386 * config/arm/neon-testgen.m (emit_automatics): New parameter
5387 features. Adjust for Fixed_return_reg feature.
5388 (test_intrinsic): Call emit_automatics with new feature.
5389 * config/arm/neon.ml: Update copyright years.
5390 (features): New Fixed_return_reg feature.
5391 (ops): Update feature for Vget_low.
5393 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5395 PR tree-optimization/42719
5396 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5400 * fwprop.c (all_uses_available_at): Return false if def_set dest
5401 is a REG that is used in def_insn.
5403 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5405 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5407 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5410 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5412 * target.h (struct gcc_target) <secondary_reload>: Change type
5413 of last argument to secondary_reload_info *.
5415 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5418 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5419 memory references with unaligned offsets. Remove CQImode handling.
5420 (unaligned_memory_operand): Return 1 for memory references with
5421 unaligned offsets. Remove CQImode handling.
5423 2010-01-18 Richard Guenther <rguenther@suse.de>
5426 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5429 2010-01-18 Richard Guenther <rguenther@suse.de>
5431 PR tree-optimization/42781
5432 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5433 restrict processing only if the original variable was artificial.
5435 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5437 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5438 find number of popped argument bytes.
5440 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5441 Fix the text that describes the return value for invalid insns.
5443 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5445 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5446 Clarify what 'cost of the -dependence' is. Fix quoting.
5448 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5449 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5451 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5453 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5454 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5456 2010-01-17 Richard Guenther <rguenther@suse.de>
5459 * function.c (split_complex_args): Take a VEC to modify.
5460 (assign_parms_augmented_arg_list): Build a VEC instead of
5461 a chain of PARM_DECLs.
5462 (assign_parms_unsplit_complex): Take a VEC of arguments.
5463 Do not fixup unmodified parms.
5464 (assign_parms): Deal with the VEC.
5465 (gimplify_parameters): Likewise.
5467 2010-01-17 Richard Guenther <rguenther@suse.de>
5469 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5470 node existence check.
5471 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5472 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5473 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5474 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5475 (gimple_execute_on_growing_pred): Likewise.
5477 2010-01-17 Richard Guenther <rguenther@suse.de>
5479 PR tree-optimization/42773
5480 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5481 (compute_antic_aux): Likewise.
5482 (compute_partial_antic_aux): Likewise.
5484 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5487 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5490 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5492 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5495 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5496 Fix markup for strict argument.
5498 (TARGET_SCHED_REORDER2): Fix argument types.
5500 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5501 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5503 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5504 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5506 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5509 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5510 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5511 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5512 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5513 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5515 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5517 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5519 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5520 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5522 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5524 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5527 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5529 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5530 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5532 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5534 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5536 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5537 referring to it. Fix language.
5539 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5541 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5543 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5545 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5547 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5548 '@var{stream}. Remove stray 'and'.
5550 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5552 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5554 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5556 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5557 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5559 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5560 Fix description of return value.
5561 Rename argument "sz" to "len."
5563 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5564 Clarify meaning of 'true' return value.
5566 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5568 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5569 rep_mode versus mode_rep.
5571 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5573 (TARGET_BUILTIN_DECL): Fix name.
5575 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5577 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5579 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5581 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5583 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5585 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5588 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5589 Rename argument tm_fn to md_fn.
5591 (TARGET_OPTION_PRINT): Fix argument list.
5593 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5596 * config/i386/i386.c (ix86_fixup_binary_operands):
5597 Revert FMA4 fixup of operands.
5599 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5602 * Makefile.in (write_entries_to_file, install-plugin):
5603 Use \012 instead of \n with tr.
5605 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5607 * configure.ac (HAVE_AS_REF): New C macro.
5608 * configure: Regenerate.
5609 * config.in: Likewise.
5610 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5612 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5615 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5617 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5619 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5621 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5623 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5625 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5627 (TARGET_BINDS_LOCAL_P): Fix argument type.
5629 (TARGET_ASM_FILE_END): Use prototype.
5631 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5633 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5635 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5637 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5639 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5640 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5642 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5643 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5645 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5646 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5647 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5648 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5650 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5652 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5654 (TARGET_INIT_BUILTINS): Use prototype.
5656 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5657 Put 'const char *' in braces. Fix parameter types.
5658 (TARGET_INVALID_CONVERSION): Fix parameter types.
5659 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5660 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5662 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5665 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5667 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5669 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5671 * doc/tm.texi (TARGET_HELP): Fix return type.
5673 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5674 in braces. Fix argument types.
5676 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5678 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5680 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5682 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5683 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5685 (TARGET_MANGLE_TYPE): Fix argument types.
5687 (TARGET_IRA_COVER_CLASSES): Use prototype.
5689 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5691 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5693 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5695 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5697 (TARGET_CALLEE_COPIES): Fix argument types.
5699 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5701 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5703 (TARGET_FUNCTION_VALUE): Fix argument types.
5705 (TARGET_RETURN_IN_MSB): Fix argument type.
5707 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5709 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5711 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5713 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5714 agree with return type.
5716 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5718 2010-01-15 Jing Yu <jingyu@google.com>
5720 PR rtl-optimization/42691
5721 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5722 a pseudo to a constant and are merged, and adjust comments.
5724 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5726 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5728 2010-01-15 Richard Guenther <rguenther@suse.de>
5731 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5732 labels of computed or non-local gotos to the destination.
5733 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5734 landing pad label is the first label.
5736 2010-01-15 Richard Guenther <rguenther@suse.de>
5738 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5740 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5743 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5744 to allow generation of the xssqrtdp instruction on power7.
5745 (sqrtdf2_fpr): Ditto.
5747 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5750 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5751 functions with noreturn attribute.
5754 * varasm.c (declare_weak): Add weak attribute to decl if it
5755 doesn't have one already.
5756 (assemble_external): Only add decls to weak_decls if they also
5757 have weak attribute.
5759 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5761 * var-tracking.c (var_reg_delete): Don't delete the association
5762 between REGs and values or one-part variables if the register
5765 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5768 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5769 because its first operand is a non-localized variable.
5771 2010-01-14 Martin Jambor <mjambor@suse.cz>
5773 PR tree-optimization/42706
5774 * tree-sra.c (encountered_recursive_call): New variable.
5775 (encountered_unchangable_recursive_call): Likewise.
5776 (sra_initialize): Initialize both new variables.
5777 (callsite_has_enough_arguments_p): New function.
5778 (scan_function): Call decl and flags check only for IPA-SRA, check
5779 whether there is a recursive call and whether it has enough arguments.
5780 (all_callers_have_enough_arguments_p): New function.
5781 (convert_callers): Look for recursive calls only when
5782 encountered_recursive_call is set.
5783 (ipa_early_sra): Bail out either if
5784 !all_callers_have_enough_arguments_p or
5785 encountered_unchangable_recursive_call.
5787 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5789 * sel-sched.c: Add 2010 to copyright years.
5790 * sel-sched-ir.c: Likewise.
5791 * sel-sched-ir.h: Likewise.
5793 2010-01-14 Martin Jambor <mjambor@suse.cz>
5795 PR tree-optimization/42714
5796 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5797 constructors specially.
5799 2010-01-14 Andi Kleen <ak@linux.intel.com>
5801 * config/i386/drivers-i386.c (detect_caches_intel):
5802 Add l2sizekb parameter and fill in.
5803 (host_detect_local_cpu): Add l2sizekb, fill in.
5804 Add Atom small cache heuristic.
5806 2010-01-14 Andi Kleen <ak@linux.intel.com>
5808 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5809 Add level3 parameter and fill in.
5810 (detect_caches_intel): Handle level3 cache.
5812 2010-01-14 Andi Kleen <ak@linux.intel.com>
5814 * config/i386/drivers-i386.c (host_detect_local_cpu):
5815 Fix core duo detection.
5817 2010-01-14 Andi Kleen <ak@linux.intel.com>
5819 * config/i386/drivers-i386.c (host_detect_local_cpu):
5822 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5824 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5825 (rs6000_variable_issue_1): this. Use...
5826 (rs6000_variable_issue): here. Reimplement. Print debug info.
5828 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5830 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5831 sel_restore_notes. Update all callers. Call reemit_notes
5834 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5836 PR rtl-optimization/42246
5837 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5840 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5842 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5843 all successors is the same as number of successors in current region.
5845 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5847 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5848 to rename is not separable. Otherwise check that its LHS is not NULL.
5850 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5852 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5854 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5856 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5857 available registers when failed to discover LHS register class.
5858 Fix indentation. Update comment.
5860 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5861 Alexander Monakov <amonakov@ispras.ru>
5863 PR rtl-optimization/42389
5864 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5866 (advance_state_on_fence): Likewise.
5867 (sel_target_adjust_priority): Print debug output only when
5868 sched_verbose >= 4, not 2.
5869 (get_expr_cost): Do not issue all unique insns on the next cycle.
5870 (fill_insns): Initialize can_issue_more from the value saved
5872 * sel-sched-ir.c (flist_add): New parameter issue_more.
5873 Init FENCE_ISSUE_MORE with it.
5874 (merge_fences): Likewise.
5875 (init_fences): Update call to flist_add.
5876 (add_to_fences, add_clean_fence_to_fences)
5877 (add_dirty_fence_to_fences): Likewise.
5878 (move_fence_to_fences): Update call to merge_fences.
5879 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5881 * sel-sched-ir.h (struct _fence): New field issue_more.
5882 (FENCE_ISSUE_MORE): New accessor macro.
5884 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5886 PR rtl-optimization/42388
5887 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5888 that have no predecessors nor successors. Do not call move_bb_info
5889 for empty blocks outside of current region.
5891 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5893 PR rtl-optimization/42294
5894 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5895 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5896 originators' originators.
5898 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5900 PR rtl-optimization/39453
5901 PR rtl-optimization/42246
5902 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5904 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5906 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5907 Alexander Monakov <amonakov@ispras.ru>
5910 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5911 (maybe_tidy_empty_bb): ... here. Make static. Add new
5912 argument. Update all callers.
5913 (tidy_control_flow): ... and here. Recompute topological order
5914 of basic blocks in region if necessary.
5915 (sel_redirect_edge_and_branch): Change return type. Return true
5916 if topological order might have been invalidated.
5917 (purge_empty_blocks): Export and move from...
5918 * sel-sched.c (purge_empty_blocks): ... here.
5919 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5920 (maybe_tidy_empty_bb): Delete prototype.
5921 (purge_empty_blocks): Declare.
5923 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5925 PR rtl-optimization/42249
5926 * sel-sched.c (try_replace_dest_reg): When chosen register
5927 and original register is the same, do not bail out early, but
5928 still check all original insns for validity of replacing destination
5929 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5932 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5935 Port from no-undefined-overflow branch:
5936 2009-03-09 Richard Guenther <rguenther@suse.de>
5938 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5940 2010-01-14 Richard Guenther <rguenther@suse.de>
5943 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5945 2010-01-14 Ira Rosen <irar@il.ibm.com>
5947 PR tree-optimization/42709
5948 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5949 as scalar type in creation of constant vector operand.
5951 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5954 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5955 (check-parallel-%): Match `testsuite' directory component only
5958 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5960 PR translation/39521
5961 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5964 2010-01-13 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/42730
5967 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5970 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5973 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5974 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5977 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5979 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5980 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5981 ___umulsi3_highpart.
5983 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5984 rather than schedule_insns if the pass is enabled.
5986 2010-01-13 Martin Jambor <mjambor@suse.cz>
5988 PR tree-optimization/42704
5989 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5992 2010-01-13 Martin Jambor <mjambor@suse.cz>
5994 PR tree-optimization/42703
5995 * tree-sra.c (analyze_access_subtree): Check that we can build a
5996 reference to the original data within the aggregate.
5998 2010-01-13 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/42705
6001 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6003 2010-01-13 Richard Guenther <rguenther@suse.de>
6006 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6008 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6011 * var-tracking.c (values_to_unmark): New variable.
6012 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6013 values_to_unmark vector. Moved body to...
6014 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6015 instead queue it into values_to_unmark vector.
6016 (vt_find_locations): Free values_to_unmark vector.
6018 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6020 * config/s390/s390.c (override_options): Set
6021 default of max-pending-list-length to 256
6023 2010-01-13 Richard Guenther <rguenther@suse.de>
6026 * tree-pass.h (PROP_gimple_lcx): New.
6027 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6028 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6029 before the final cleanup_eh.
6030 (dump_properties): Dump PROP_gimple_lcx.
6031 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6032 (tree_lower_complex_O0): Remove.
6033 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6034 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6035 tree_lower_complex, schedule TODO_update_ssa.
6036 * lto-streamer-out.c (output_function): Stream the functions
6038 * lto-streamer-in.c (input_function): Likewise.
6039 (lto_read_body): Do not override them here.
6041 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6044 * c-typeck.c (build_c_cast): Fold value cast to union type before
6045 wrapping it in a CONSTRUCTOR.
6047 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6049 PR rtl-optimization/42699
6050 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6053 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6055 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6056 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6057 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6058 SUBTARGET_WARN_UNUSED_SPEC): ... here
6059 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6061 2010-01-12 Julian Brown <julian@codesourcery.com>
6063 * config/arm/neon-schedgen.ml (Utils): Don't try to
6064 open missing module.
6065 (find_with_result): New.
6067 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6070 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6071 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6073 PR tree-optimization/42645
6074 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6075 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6076 decl_map, set processing_debug_stmt to -1 and return name without
6079 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6081 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6082 binutils version, and reword target configuration description.
6084 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6086 * config/avr/avr.h (LINKER_NAME): Remove.
6088 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6091 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6092 that support VSX, warn for -mno-altivec if vsx is not disabled,
6095 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6096 Shujing Zhao <pearly.zhao@oracle.com>
6098 PR translation/42469
6099 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6100 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6101 character between option name and help text.
6102 * c.opt (imultilib): Likewise.
6104 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6106 * lto-streamer-out.c (output_unreferenced_globals): Output static
6109 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6111 PR rtl-optimization/42621
6112 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6113 optimizing for size.
6114 (duplicate_computed_gotos): Remove now-redundant check.
6116 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6119 * configure.ac: Save and restore LDFLAGS and LIBS
6120 * configure: Regenerate.
6122 2010-01-10 Richard Guenther <rguenther@suse.de>
6125 * builtins.c (fold_builtin_strlen): Add type argument and
6126 convert the resulting length to it.
6127 (fold_builtin_1): Adjust.
6129 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6131 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6132 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6134 (num_insns_constant_wide): Adjust for that change.
6136 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6139 * web.c (union_defs): Add used argument, to combine uses of
6141 (entry_register): Adjust type and tests of used argument.
6142 (web_main): Widen used for new use. Pass it to union_defs.
6143 * df.h (union_defs): Adjust prototype.
6145 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6148 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6149 uses in new incoming argument. Free body.
6150 (reset_debug_uses_in_loop): New.
6151 (analyze_insn_to_expand_var): Call the latter if the former found
6152 anything. Fix whitespace. Reject invalid dest overlaps before
6153 going through all insns in the loop.
6155 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6158 * haifa-sched.c (dying_use_p): Debug insns don't count.
6160 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6163 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6164 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6165 (verify_gimple_call): Reject LHS in noreturn calls.
6167 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6171 * tree-vect-loop-manip.c (adjust_info): New type.
6172 (adjust_vec): New pointer to vector.
6173 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6174 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6175 (slpeel_update_phis_for_duplicate_loop): Use them.
6176 (slpeel_update_phi_nodes_for_guard1): Likewise.
6177 (slpeel_update_phi_nodes_for_guard2): Likewise.
6178 (slpeel_tree_peel_loop_to_edge): Likewise.
6179 (vect_update_ivs_after_vectorizer): Likewise.
6181 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6183 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6184 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6186 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6188 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6189 bogus uninitialized warning.
6191 2010-01-09 Richard Guenther <rguenther@suse.de>
6194 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6195 the evolution is compatible with the initial condition.
6197 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6199 * gcc.c (process_command): Update copyright notice dates.
6200 * gcov.c (print_version): Likewise.
6201 * gcov-dump.c (print_version): Likewise.
6202 * mips-tfile.c (main): Likewise.
6203 * mips-tdump.c (main): Likewise.
6205 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6208 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6210 (rotlhi3_8): Delete.
6212 (rotlsi3_8): Delete.
6213 (rotlsi3_16): Delete.
6214 (rotlsi3_24): Delete.
6216 (*rotw<mode>3): New.
6217 (*rotb<mode>3): New.
6218 * config/avr/avr.c (avr_rotate_bytes): New function.
6219 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6221 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6224 * configure.ac: Modify -rdynamic check.
6225 * configure: Regenerate.
6227 2010-01-08 DJ Delorie <dj@redhat.com>
6229 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6230 register popping order.
6232 2010-01-08 Richard Guenther <rguenther@suse.de>
6235 * c.opt (fsigned-char): Also let LTO handle this option.
6236 (funsigned-char): Likewise.
6238 2010-01-07 Richard Guenther <rguenther@suse.de>
6240 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6241 (gimple_op): Likewise.
6242 (gimple_op_ptr): Likewise.
6243 (gimple_assign_set_lhs): Remove gcc_assert.
6244 (gimple_assign_set_rhs1): Likewise.
6245 (gimple_assign_set_rhs2): Likewise.
6246 (gimple_call_set_lhs): Likewise.
6247 (gimple_call_set_fn): Likewise.
6248 (gimple_call_set_fndecl): Likewise.
6249 (gimple_call_fndecl): Likewise.
6250 (gimple_call_return_type): Likewise.
6251 (gimple_call_set_chain): Likewise.
6252 (gimple_call_num_args): Likewise.
6253 (gimple_call_set_arg): Likewise.
6254 (gimple_cond_set_code): Likewise.
6255 (gimple_cond_set_lhs): Likewise.
6256 (gimple_cond_set_rhs): Likewise.
6257 (gimple_cond_set_true_label): Likewise.
6258 (gimple_cond_set_false_label): Likewise.
6259 (gimple_label_set_label): Likewise.
6260 (gimple_goto_set_dest): Likewise.
6261 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6262 (gimple_debug_bind_get_value): Likewise.
6263 (gimple_debug_bind_get_value_ptr): Likewise.
6264 (gimple_debug_bind_set_var): Likewise.
6265 (gimple_debug_bind_set_value): Likewise.
6266 (gimple_debug_bind_reset_value): Likewise.
6267 (gimple_debug_bind_has_value_p): Likewise.
6268 (gimple_return_retval_ptr): Remove gcc_assert.
6269 (gimple_return_retval): Likewise.
6270 (gimple_return_set_retval): Likewise.
6271 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6272 (safe_referenced_var_iterator): Remove.
6273 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6274 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6275 (fill_referenced_var_vec): Remove.
6276 (first_readonly_imm_use): Remove redundant gcc_assert.
6277 (phi_arg_index_from_use): Combine gcc_asserts.
6278 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6279 (first_imm_use_stmt): Remove redundant gcc_assert.
6280 * tree-cfg.c (verify_gimple_call): Verify function and chain
6281 operands. Verify arguments.
6282 (verify_types_in_gimple_stmt): Verify condition code and labels.
6284 2010-01-07 Richard Guenther <rguenther@suse.de>
6286 PR tree-optimization/42641
6287 * sese.c (rename_map_elt_info): Use the SSA name version, do
6290 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6292 PR tree-optimization/42625
6293 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6294 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6296 2010-01-07 Duncan Sands <baldrick@free.fr>
6298 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6300 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6303 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6304 note itself is not function_invariant_p.
6306 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6308 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6309 Do not add the DF_NOTE problem.
6310 * store-motion.c (execute_rtl_store_motion): Likewise.
6312 2010-01-07 Martin Jambor <mjambor@suse.cz>
6314 PR tree-optimization/42157
6315 * tree-sra.c (compare_access_positions): Stabilize sort if both
6316 accesses have integer types, return zero immediately if they are the
6319 2010-01-06 Richard Henderson <rth@redhat.com>
6322 * haifa-sched.c (add_to_note_list): Merge into ...
6323 (concat_note_lists): ... here, and ...
6324 (unlink_other_notes, rm_other_notes): Merge into...
6325 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6326 NOTE_INSN_EPILOGUE_BEG.
6328 2010-01-06 Richard Guenther <rguenther@suse.de>
6330 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6331 not inline regular functions into always-inline functions.
6333 2010-01-06 Nick Clifton <nickc@redhat.com>
6335 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6336 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6338 (OVERRIDE_OPTIONS): Delete.
6339 (OPTIMIZATION_OPTIONS): Define.
6340 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6341 * config/rx/rx.c (rx_handle_option): Issue an error message if
6342 -mcpu=rx200 and -fpu are used together.
6343 (rx_set_optimization_options): New function. Issue an error
6344 message if an optimization attribute attempts to reset the FPU/
6345 math optimization pairing.
6346 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6347 * config/rx/rx.opt: Set the default to 32-bit doubles.
6348 * config/rx/t-rx: Add multilibs for -nofpu option.
6349 * doc/invoke.texi: Update documentation of RX options.
6351 2010-01-06 Richard Guenther <rguenther@suse.de>
6353 * tree-ssa-pre.c (name_to_id): New global.
6354 (alloc_expression_id): Simplify SSA name handling.
6355 (lookup_expression_id): Likewise.
6356 (init_pre): Zero name_to_id.
6357 (fini_pre): Free it.
6359 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6361 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6363 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6366 * config/i386/sse.md (smaxv2di3): New.
6367 (umaxv2di3): Likewise.
6368 (sminv2di3): Likewise.
6369 (uminv2di3): Likewise.
6371 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6374 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6375 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6376 (legitimize_tls_address): Likewise.
6377 (sparc_tls_referenced_p): Likewise.
6378 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6379 and adjust calls to legitimize_pic_address.
6380 (legitimate_constant_p) Use sparc_tls_referenced_p.
6381 (legitimate_pic_operand_p): Likewise.
6382 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6383 (sparc_tls_symbol_ref_1): Delete.
6384 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6385 (legitimize_tls_address): Make static, handle CONST patterns.
6386 (legitimize_pic_address): Make static, remove unused parameter and
6387 adjust recursive calls.
6388 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6389 and adjust call to legitimize_pic_address.
6390 (sparc_output_mi_thunk): Likewise.
6392 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6393 H.J. Lu <hongjiu.lu@intel.com>
6396 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6397 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6398 operands to make them signed.
6401 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6404 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6405 GTU to GT for V4SI and V2DI.
6407 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6408 (umin<mode>3): Removed.
6410 (uminv4si3): Likewise.
6412 2010-01-05 Martin Jambor <mjambor@suse.cz>
6414 PR tree-optimization/42462
6415 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6416 current_function_decl to helper functions and macros.
6418 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6421 * flags.h: Don't include real.h.
6422 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6423 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6424 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6425 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6426 * dominance.c: Update copyright.
6427 * gimple.c (walk_gimple_op): Remove inline.
6428 * tree-ssa-reassoc.c: Include real.h.
6429 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6430 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6432 2010-01-05 Nick Clifton <nickc@redhat.com>
6434 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6435 register to push into the stack frame when the accumulator has to
6436 be saved during interrupts.
6438 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6440 * doc/invoke.texi: Remove the documentation about option
6442 * common.opt (Wunreachable-code): Preserved for backward
6444 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6445 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6446 the backward compatibility flag section.
6448 2010-01-05 Richard Guenther <rguenther@suse.de>
6450 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6452 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6455 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6457 PR tree-optimization/42508
6458 * tree-sra.c (convert_callers): Check for recursive call
6459 by comparing cgraph nodes instead of decls.
6460 (modify_function): Call ipa_modify_formal_parameters also
6461 on all same_body aliases.
6463 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6464 cgraph nodes when checking for same_body aliases.
6466 2010-01-05 Richard Guenther <rguenther@suse.de>
6468 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6469 allocation and lookup.
6470 (get_or_alloc_expr_for_constant): Likewise.
6471 (phi_translate): Sink allocation.
6473 2010-01-04 Richard Guenther <rguenther@suse.de>
6475 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6476 a new entry only if needed.
6477 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6478 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6480 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6482 (phi_translate): Handle CONSTANTs early.
6484 2010-01-04 Martin Jambor <mjambor@suse.cz>
6486 PR tree-optimization/42398
6487 * tree-sra.c (struct access): Removed flag grp_different_types.
6488 (dump_access): Do not dump the removed flag.
6489 (sort_and_splice_var_accesses): Do not set the removed flag.
6490 (sra_modify_expr): Check for type compatibility directly.
6492 2010-01-04 Martin Jambor <mjambor@suse.cz>
6494 PR tree-optimization/42366
6495 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6496 edges with variable number of parameters.
6497 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6498 flag instead of asserting it.
6499 (ipa_read_node_info): Read uses_analysis_done flag.
6501 2010-01-04 Richard Guenther <rguenther@suse.de>
6503 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6504 iterative_hash_* as intended.
6505 (vn_reference_compute_hash): Likewise. Simplify hashing
6507 (vn_reference_lookup_2): Likewise.
6508 (vn_nary_op_compute_hash): Likewise.
6509 (vn_phi_compute_hash): Likewise.
6510 (expressions_equal_p): Remove strange code.
6511 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6512 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6513 (bitmap_insert_into_set_1): Take value-id as parameter.
6514 (add_to_value): Pass it.
6515 (bitmap_insert_into_set): Likewise.
6516 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6518 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6521 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6522 (do_self_spec): For switches with SWITCH_IGNORE set set also
6523 SWITCH_IGNORE_PERMANENTLY.
6524 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6527 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6529 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6530 tree of an unreferenced global var.
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 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6546 * collect2.c (main): Turn on trace in collect2 if -v is passed
6549 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6551 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6552 description of expression operand.
6554 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6556 * configure.ac: Add install-html to target_list for Make-hooks.
6557 * configure: Regenerate.
6558 * fortran/Make-lang.in (F95_HTMLFILES): New.
6559 (fortran.html): Use it.
6560 (fortran.install-html): New.
6561 * Makefile.in (install-html): Add lang.install-html.
6562 * java/Make-lang.in (JAVA_HTMLFILES): New.
6563 (java.html): Use it.
6564 (java.install-html): New.
6565 * objc/Make-lang.in (objc.install-html): New.
6566 * objcp/Make-lang.in (obj-c++.install-html): New.
6567 * cp/Make-lang.in (c++.install-html): New.
6568 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6569 * lto/Make-lang.in (lto.install-html): New.
6571 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6574 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6576 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6578 PR rtl-optimization/41862
6579 * store-motion.c (store_killed_in_insn, compute_store_table,
6580 remove_reachable_equiv_notes, replace_store_insn,
6581 build_store_vectors): Ignore all DEBUG_INSNs.
6583 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6586 * common.opt: Add dumpdir.
6588 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6590 (option_map): Add --dumpdir.
6592 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6594 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6596 * opts.c (decode_options): Try dump_dir_name first if
6597 dump_base_name isn't an absolute path.
6598 (common_handle_option): Handle OPT_dumpdir.
6600 * toplev.c (dump_dir_name): New.
6601 (print_switch_values): Also ignore -dumpdir.
6603 * toplev.h (dump_dir_name): New.
6605 2010-01-03 Richard Guenther <rguenther@suse.de>
6607 PR tree-optimization/42589
6608 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6609 double-word expansion of bswap32.
6611 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6613 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6614 with BLOCK_FOR_INSN.
6615 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6616 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6617 noce_process_if_block): Likewise.
6618 * gcse.c (compute_local_properties, insert_expr_in_table,
6619 insert_set_in_table, canon_list_insert, find_avail_set,
6620 pre_insert_copy_insn): Likewise.
6622 * basic-block.h (BLOCK_NUM): Move from here...
6623 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6625 2010-01-03 Richard Guenther <rguenther@suse.de>
6627 PR tree-optimization/42438
6628 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6629 contains_may_not_return_call flag.
6630 (BB_MAY_NOTRETURN): New.
6631 (valid_in_sets): Trapping nary operations are not valid
6632 in blocks that may not return.
6633 (insert_into_preds_of_block): Remove check for trapping expressions.
6634 (compute_avail): Compute also BB_MAY_NOTRETURN.
6636 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6638 * doc/invoke.texi: Add 2010 to copyright years.
6640 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6642 * config/sparc/sparc.c: Fix formatting nits.
6644 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6645 Alexander Monakov <amonakov@ispras.ru>
6647 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6649 2010-01-02 Richard Guenther <rguenther@suse.de>
6652 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6653 (simplify_switch_using_ranges): Mark to be removed edges
6656 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6658 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6660 * collect2.c (scan_libraries): Add missing argument in call to
6663 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6666 * config/alpha/predicates.md (aligned_memory_operand): Return false
6668 (unaligned_memory_operand): Return true for CQImode.
6669 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6670 doesn not cross aligned SImode word boundary.
6672 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6674 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6676 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6677 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6679 2010-01-02 Richard Guenther <rguenther@suse.de>
6682 * toplev.c (compile_file): Emit LTO marker properly. Change
6684 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6686 2010-01-01 Richard Guenther <rguenther@suse.de>
6689 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6691 2010-01-01 Richard Guenther <rguenther@suse.de>
6694 * c-decl.c (grokdeclarator): For zero-size arrays force
6695 structural equality checks as layout_type does.
6697 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6699 * builtins.c: Update copyright to 2010.
6701 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6704 * lto-streamer-out.c (produce_asm): Revert the last change.
6705 (copy_function): Likewise.
6707 * lto-streamer.c (lto_get_section_name): Skip any leading
6710 2010-01-01 Richard Guenther <rguenther@suse.de>
6713 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6717 Copyright (C) 2010 Free Software Foundation, Inc.
6719 Copying and distribution of this file, with or without modification,
6720 are permitted in any medium without royalty provided the copyright
6721 notice and this notice are preserved.