1 2010-04-19 DJ Delorie <dj@redhat.com>
3 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
4 POINTER_PLUS_EXPR and fix them.
6 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
8 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
9 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
10 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
11 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
12 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
13 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
14 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
15 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
16 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
17 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
18 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
20 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
22 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
23 (check_cond_move_block): Likewise.
24 (cond_move_process_if_block): Likewise.
25 (noce_find_if_block): Improve formatting.
26 (find_if_header): Pass 0 to memset and tweak conditions.
27 (cond_exec_find_if_block): Fix long lines and tweak conditions.
29 2010-04-19 Jakub Jelinek <jakub@redhat.com>
31 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
35 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
36 with non-local decl doesn't need chain.
38 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
40 * ira-color.c (allocno_reload_assign): Avoid accumulating
41 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
43 2010-04-19 Martin Jambor <mjambor@suse.cz>
45 * gimple.h (create_tmp_reg): Declare.
46 * gimplify.c (create_tmp_reg): New function.
47 (gimplify_return_expr): Use create_tmp_reg.
48 (gimplify_omp_atomic): Likewise.
49 (gimple_regimplify_operands): Likewise.
50 * tree-dfa.c (make_rename_temp): Likewise.
51 * tree-predcom.c (predcom_tmp_var): Likewise.
52 (reassociate_to_the_same_stmt): Likewise.
53 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
54 (get_replaced_param_substitute): Likewise.
55 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
56 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
57 * tree-ssa-pre.c (get_representative_for): Likewise.
58 (create_expression_by_pieces): Likewise.
59 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
60 (create_tailcall_accumulator): Likewise.
62 2010-04-19 Martin Jambor <mjambor@suse.cz>
64 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
66 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
68 2010-04-19 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/43796
71 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
72 from SCEV in the lattice.
73 (vrp_visit_phi_node): Dump change.
75 2010-04-19 Richard Guenther <rguenther@suse.de>
77 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
78 * configure: Re-generated.
80 2010-04-19 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/43783
83 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
84 constant ARRAY_REF operands two and three if possible.
86 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
89 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
91 2010-04-19 Jie Zhang <jie@codesourcery.com>
94 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
96 2010-04-19 Ira Rosen <irar@il.ibm.com>
98 PR tree-optimization/37027
99 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
100 and macro to access it.
101 (vectorizable_reduction): Add argument.
102 (vect_get_slp_defs): Likewise.
103 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
104 statements for possible use in SLP.
105 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
106 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
107 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
109 (vectorizable_reduction): Likewise.
110 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
112 (vectorizable_type_demotion, vectorizable_type_promotion,
113 vectorizable_store): Likewise.
114 (vect_analyze_stmt): Update call to vectorizable_reduction.
115 (vect_transform_stmt): Likewise.
116 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
117 (vect_build_slp_tree): Fix indentation. Check that there are no loads
118 from different interleaving chains in same node.
119 (vect_slp_rearrange_stmts): New function.
120 (vect_supported_load_permutation_p): Allow load permutations for
121 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
122 inside SLP nodes if necessary.
123 (vect_analyze_slp_instance): Handle reductions.
124 (vect_analyze_slp): Try to build SLP instances originating from groups
126 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
127 (vect_get_constant_vectors): Create initial vectors for reductions
128 according to reduction code. Add new argument.
129 (vect_get_slp_defs): Add new argument, pass it to
130 vect_get_constant_vectors.
131 (vect_schedule_slp_instance): Remove SLP tree root statements.
133 2010-04-19 Jakub Jelinek <jakub@redhat.com>
135 * tree.h (ENUM_IS_SCOPED): Define.
136 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
137 for ENUM_IS_SCOPED enums.
139 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
141 * fold-const.c (fold_comparison): Use ssizetype.
142 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
143 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
144 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
145 * tree-object-size.c (compute_object_sizes): Use size_type_node.
147 * tree.h (initialize_sizetypes): Remove parameter.
148 (build_common_tree_nodes): Remove second parameter.
149 * stor-layout.c (initialize_sizetypes): Remove parameter.
150 Always create an unsigned type.
151 (set_sizetype): Assert that the passed type is unsigned and simplify.
152 * tree.c (build_common_tree_nodes): Remove second parameter.
153 Adjust call to initialize_sizetypes.
154 * c-decl.c (c_init_decl_processing): Remove second argument in call to
155 build_common_tree_nodes.
157 2010-04-18 Matthias Klose <doko@ubuntu.com>
159 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
161 2010-04-18 Ira Rosen <irar@il.ibm.com>
163 PR tree-optimization/43771
164 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
165 load permutation doesn't have gaps.
167 2010-04-18 Jan Hubicka <jh@suse.cz>
169 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
170 (sse_prologue_save_insn expander): Use new pattern.
171 (sse_prologue_save_insn1): New pattern and splitter.
172 (sse_prologue_save_insn): Update to deal also with 64bit aligned
174 * i386.c (setup_incoming_varargs_64): Do not compute jump
176 (ix86_gimplify_va_arg): Update alignment needed.
177 (ix86_local_alignment): Do not align all local arrays to 128bit.
179 2010-04-17 Jan Hubicka <jh@suse.cz>
181 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
183 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
185 * arm.md (negdi2): Remove redundant code to force values into a
188 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
190 * arm/bpabi.S: Add EABI alignment attributes to objects.
191 * arm/bpabi-v6m.S: Likewise.
192 * arm/crti.asm: Likewise.
193 * arm/crtn.asm: Likewise.
194 * arm/lib1funcs.asm: Likewise.
195 * arm/libunwind.S: Likewise.
197 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
199 * arm-protos.h (tune_params): New structure.
200 * arm.c (current_tune): New variable.
201 (arm_constant_limit): Delete.
202 (struct processors): Add pointer to the tune parameters.
203 (arm_slowmul_tune): New tuning option.
204 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
205 (all_cores): Adjust to pick up the tuning model.
206 (arm_constant_limit): New function.
207 (arm_override_options): Select the appropriate tuning model. Delete
208 initialization of arm_const_limit.
209 (arm_split_constant): Use the new constant-limit model.
210 (arm_rtx_costs): Pick up the current tuning model.
211 * arm.md (is_strongarm, is_xscale): Delete.
212 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
213 for Xscale variant architectures.
214 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
216 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
218 * config/arm/arm.c (arm_gen_constant): Remove unused variable
220 (arm_rtx_costs_1): Remove unused variable extra_cost.
221 (arm_unwind_emit_set): Use variable offset.
222 (thumb1_output_casesi): Remove unused variable flags.
224 2010-04-16 Jeff Law <law@redhat.com>
226 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
227 needing assignment rather than doing a two-phase assignment. Remove
230 2010-04-16 Jakub Jelinek <jakub@redhat.com>
233 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
235 2010-04-16 Doug Kwan <dougkwan@google.com>
237 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
238 (next_operand_entry_id): New static variable.
239 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
240 (add_to_ops_vec): Assigned unique ID to operand entry.
241 (struct oecount_s): New field ID.
242 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
243 (undistribute_ops_list): Assign unique IDs to oecounts.
244 (init_reassoc): reset next_operand_entry_id.
246 2010-04-16 Doug Kwan <dougkwan@google.com>
248 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
249 missing left parenthesis.
251 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
253 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
254 *btdi_rex64 using SWI48 mode iterator.
255 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
256 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
257 *jcc_btdi_mask_rex64.
259 2010-04-16 Anatoly Sokolov <aesok@post.ru>
261 * double-int.h (tree_to_double_int): Convert to macro.
262 * double-int.c (tree_to_double_int): Remove.
264 2010-04-16 Jakub Jelinek <jakub@redhat.com>
267 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
268 with want_address 2 and in case a single element list might be
269 possible, call it again with want_address 0.
271 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
273 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
274 case 'W' print operands for HI mode.
275 * config/h8300/h8300.h (Y0, Y2) : New constraints.
276 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
277 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
278 * config/h8300/predicate.md (bit_register_indirect_operand): New.
280 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
282 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
283 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
284 #xx:3 and #xx:4 mode.
286 * config/h8300/h8300.md (inverted load with HImode dest): Add
289 * config/h8300/predicate.md (bit_operand): Allow immediate values that
290 satisfy 'U' constraint.
292 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
294 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
296 * configure: Regenerate.
297 * config.in: Regenerate.
298 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
301 2010-04-16 Richard Guenther <rguenther@suse.de>
303 * tree.h (struct tree_decl_minimal): Move pt_uid ...
304 (struct tree_decl_common): ... here.
305 (DECL_PT_UID): Adjust.
306 (SET_DECL_PT_UID): Likewise.
307 (DECL_PT_UID_SET_P): Likewise.
309 2010-04-16 Richard Guenther <rguenther@suse.de>
311 PR tree-optimization/43572
312 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
313 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
314 * tree-flow.h (is_call_clobbered): Remove.
315 * tree-flow-inline.h (is_call_clobbered): Likewise.
316 * tree-dfa.c (dump_variable): Do not dump call clobber state.
317 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
318 (execute_return_slot_opt): Adjust.
319 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
320 check for call clobbered vars here.
321 (find_tail_calls): Move tailcall verification to the
324 2010-04-16 Diego Novillo <dnovillo@google.com>
326 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
329 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
332 * config/arm/arm.md (cbranchqi4): New pattern.
333 * config/arm/predicates.md (const0_operand,
334 cbranchqi4_comparison_operator): New predicates.
336 2010-04-16 Richard Guenther <rguenther@suse.de>
338 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
339 (dump_gimple_stmt): Likewise.
341 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
343 * recog.h (struct recog_data): New field is_operator.
344 (struct insn_operand_data): New field is_operator.
345 * recog.c (extract_insn): Set recog_data.is_operator.
346 * genoutput.c (output_operand_data): Emit code to set the
348 * reload.c (find_reloads): Use it rather than testing for an
349 empty constraint string.
352 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
353 If the previous insn is a cbranchsi4_insn with the same arguments,
354 omit the compare instruction.
356 * config/arm/arm.md (addsi3_cbranch): If destination is a high
357 register, inputs must be low registers and we need a low register
358 scratch. Handle alternative 2 like alternative 3.
360 2010-04-16 Jakub Jelinek <jakub@redhat.com>
362 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
363 don't call get_addr on both. If one expression is a VALUE and
364 the other a REG, check VALUE's locs if the REG isn't among them.
366 2010-04-16 Christian Bruel <christian.bruel@st.com>
368 * config/sh/sh.h (sh_frame_pointer_required): New function.
369 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
370 (flag_omit_frame_pointer) Set.
371 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
372 (rounded_frame_size): Adjust size with outgoing_args_size.
373 (sh_set_return_address): Must return from stack pointer.
374 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
375 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
376 (ACCUMULATE_OUTGOING_ARGS): Define.
377 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
378 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
380 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
383 * config/sh/sh.c (sh_legitimize_reload_address): Use
384 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
385 Remove a unneeded check for offset_base.
387 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
389 * configure: Regenerated.
391 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
393 * config/s390/s390.c (s390_call_save_register_used): Switch back
396 2010-04-15 Richard Guenther <rguenther@suse.de>
398 * alias.c (alias_set_subset_of): Handle alias-set zero
401 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
402 Julian Brown <julian@codesourcery.com>
404 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
405 alternatives according to use of high and low regs.
406 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
407 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
408 optimizing for size on Thumb-2.
410 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
412 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
414 2010-04-15 Richard Guenther <rguenther@suse.de>
416 * tree-ssa-structalias.c (struct variable_info): Add
418 (new_var_info): Initialize it.
419 (dump_constraints): Support printing last added constraints.
420 (debug_constraints): Adjust.
421 (dump_constraint_graph): Likewise.
422 (make_heapvar_for): Check for NULL cfun.
423 (get_function_part_constraint): New function.
424 (get_fi_for_callee): Likewise.
425 (find_func_aliases): Properly implement IPA PTA constraints.
426 (process_ipa_clobber): New function.
427 (find_func_clobbers): Likewise.
428 (insert_into_field_list_sorted): Remove.
429 (create_function_info_for): Properly allocate vars for IPA mode.
430 Do not use insert_into_field_list_sorted.
431 (create_variable_info_for): Properly generate constraints for
432 global vars in IPA mode.
433 (dump_solution_for_var): Always dump the solution.
434 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
435 (find_what_var_points_to): Adjust.
436 (pt_solution_set): Change.
437 (pt_solution_ior_into): New function.
438 (pt_solution_empty_p): Export.
439 (pt_solution_includes_global): Adjust.
440 (pt_solution_includes_1): Likewise.
441 (pt_solutions_intersect_1): Likewise.
442 (dump_sa_points_to_info): Check some invariants.
443 (solve_constraints): Move constraint dumping ...
444 (compute_points_to_sets): ... here.
445 (ipa_pta_execute): ... and here.
446 (compute_may_aliases): Do not re-compute points-to info
447 locally if IPA info is available.
448 (ipa_escaped_pt): New global var.
449 (ipa_pta_execute): Properly implement IPA PTA.
450 * tree-into-ssa.c (dump_decl_set): Support dumping
451 decls not in referenced-vars.
452 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
453 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
454 (dump_points_to_solution): Likewise.
455 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
456 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
457 (remap_gimple_stmt): Reset call clobber/use information if
459 (copy_decl_to_var): Copy DECL_PT_UID.
460 (copy_result_decl_to_var): Likewise.
461 * tree.c (make_node_stat): Initialize DECL_PT_UID.
462 (copy_node_stat): Copy it.
463 * tree.h (DECL_PT_UID): New macro.
464 (SET_DECL_PT_UID): Likewise.
465 (DECL_PT_UID_SET_P): Likewise.
466 (struct tree_decl_minimal): Add pt_uid member.
467 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
468 (pt_solution_empty_p): Declare.
469 (pt_solution_set): Adjust.
470 (ipa_escaped_pt): Declare.
471 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
472 * gimple-pretty-print.c (pp_points_to_solution): New function.
473 (dump_gimple_call): Dump call clobber/use information.
474 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
475 * tree-pass.h (TDF_ALIAS): New dump option.
476 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
477 * doc/invoke.texi (-fipa-pta): Update documentation.
479 2010-04-15 Richard Guenther <rguenther@suse.de>
481 * Makefile.in (OBJS-common): Add gimple-fold.o.
482 (gimple-fold.o): New rule.
483 * tree.h (maybe_fold_offset_to_reference,
484 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
486 * gimple.h: ... here.
487 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
488 may_propagate_address_into_dereference): Move prototypes ...
489 * gimple.h: ... here.
490 * tree-ssa-ccp.c (get_symbol_constant_value,
491 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
492 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
493 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
494 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
495 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
496 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
497 gimplify_and_update_call_from_tree): Move ...
498 * gimple-fold.c: ... here. New file.
499 (ccp_fold_builtin): Rename to ...
500 (gimple_fold_builtin): ... this.
501 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
503 2010-04-15 Richard Guenther <rguenther@suse.de>
505 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
506 fit_double_type, force_fit_type_double, add_double_with_sign,
507 neg_double, mul_double_with_sign, lshift_double, rshift_double,
508 lrotate_double, rrotate_double, div_and_round_double): Move ...
509 * double-int.c: ... here.
510 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
511 add_double, neg_double, mul_double_with_sign, mul_double,
512 lshift_double, rshift_double, lrotate_double, rrotate_double,
513 div_and_round_double): Move prototypes ...
514 * double-int.h: ... here.
516 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
519 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
520 matching constraints to ensure inputs match the output.
522 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
525 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
526 in an input-only operand.
528 2010-04-15 Anatoly Sokolov <aesok@post.ru>
530 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
531 (double_int_not, double_int_lshift, double_int_rshift): Declare.
532 (double_int_negative_p): Convert to static inline function.
533 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
534 (double_int_negative_p): Remove.
535 * tree.h (lshift_double, rshift_double):
536 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
537 * fold-const.c (fold_convert_const_int_from_real,
538 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
539 (lshift_double): Change type of arith argument to bool.
540 (rshift_double): Change type of arith argument to bool. Correct
542 * expmed.c (mask_rtx, lshift_value): (Ditto.).
544 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
547 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
548 at the start and end of the then/else blocks, and omit them from the
550 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
551 argument; all callers changed. Pass zero to old_insns_match_p instead.
552 (flow_find_head_matching_sequence): New function.
553 (old_insns_match_p): Check REG_EH_REGION notes for calls.
554 * basic-block.h (flow_find_cross_jump,
555 flow_find_head_matching_sequence): Declare functions.
557 2010-04-14 Jason Merrill <jason@redhat.com>
560 * c-common.c (attribute_takes_identifier_p): New fn.
561 * c-common.h: Declare it.
563 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
567 (*udivmod<mode>4): Ditto.
569 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
571 * config/i386/i386.md (maxmin_int): Rename code attribute from
572 maxminiprefix and update all users.
573 (maxmin_float): Ditto from maxminfprefix.
574 (logic): Ditto from logicprefix.
575 (absneg_mnemonic): Ditto from absnegprefix.
576 * config/i386/mmx.md: Update all users of maxminiprefix,
577 maxminfprefix and logicprefix for rename.
578 * config/i386/sse.md: Ditto.
579 * config/i386/sync.md (sync_<code><mode>): Update for
582 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
585 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
586 warnings converted to errors.
588 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
590 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
591 used insn_type variable.
592 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
593 to avoid set-but-not-used warning.
595 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
597 * df-core.c (df_ref_debug): Change format string placeholder
599 * dwarf2asm.c (dw2_asm_output_data_raw,
600 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
601 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
602 * dwarf2out.c (output_cfi, output_cfi_directive,
603 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
604 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
606 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
607 * print-rtl.c (print_rtx): Ditto.
609 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
612 * builtins.c (expand_builtin_pow_root): New function to expand pow
613 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
614 series of sqrt and cbrt calls under -ffast-math.
615 (expand_builtin_pow): Call it.
617 2010-04-14 Michael Matz <matz@suse.de>
619 PR tree-optimization/42963
620 * tree-cfg.c (touched_switch_bbs): New static variable.
621 (group_case_labels_stmt): New function broken out from ...
622 (group_case_labels): ... here, use the above.
623 (start_recording_case_labels): Allocate touched_switch_bbs.
624 (end_recording_case_labels): Deallocate it, call
625 group_case_labels_stmt.
626 (gimple_redirect_edge_and_branch): Remember index of affected BB.
628 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
633 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
637 2010-04-13 Jan Hubicka <jh@suse.cz>
639 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
640 of optimized out static functions.
641 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
642 cost computation. Also sanity check for overflows.
643 (update_caller_keys): Update cgraph_edge_badness call; properly
644 update fibheap and sanity check that it is up to date.
645 (add_new_edges_to_heap): Update cgraph_edge_badness.
646 (cgraph_decide_inlining_of_small_function): Likewise;
647 add sanity checking that badness in heap is up to date;
648 improve dumping of reason; Update badness of calls to the
649 offline copy of function currently inlined; dump badness
650 of functions not inlined because of unit growth limits.
652 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
655 * c-common.c (pointer_int_sum): Disregard overflow that occured only
656 because of sign-extension change when converting to sizetype here...
657 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
659 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
660 the folding to constants. Remove redundant final conversion.
661 (fold_binary) <associate>: Do not associate if the re-association of
662 constants alone overflows.
663 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
664 to the end of the list.
665 (multiple_of_p) <COND_EXPR>: New case.
667 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
669 * opt-functions.awk (opt_sanitized_name): New.
671 * optc-gen.awk: Use it
672 * opth-gen.awk: Use it.
674 2010-04-13 Martin Jambor <mjambor@suse.cz>
676 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
677 (sra_modify_assign): Delete stmts loading dead data even if racc has no
678 children. Call replace_uses_with_default_def_ssa_name to handle
681 2010-04-13 Michael Matz <matz@suse.de>
684 * builtins.c (expand_builtin_interclass_mathfn): Also create
685 a register if the predicate doesn't match.
687 2010-04-13 Diego Novillo <dnovillo@google.com>
689 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
690 * c-pch.c: Include timevar.h.
691 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
692 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
693 * ggc-common.c: Include timevar.h.
694 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
695 * timevar.def (TV_PCH_SAVE): Define.
696 (TV_PCH_CPP_SAVE): Define.
697 (TV_PCH_PTR_REALLOC): Define.
698 (TV_PCH_PTR_SORT): Define.
699 (TV_PCH_RESTORE): Define.
700 (TV_PCH_CPP_RESTORE): Define.
702 2010-04-13 Michael Matz <matz@suse.de>
704 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
706 (can_reassociate_p): New function.
707 (break_up_subtract_bb, reassociate_bb): Use it.
709 2010-04-13 Richard Guenther <rguenther@suse.de>
712 * builtins.c (c_readstr): Fix assert.
714 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
716 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
717 when generating cltd insn.
719 (*ashl<mode>3_1): Remove special handling for register operand 2.
720 (*ashlsi3_1_zext): Ditto.
722 (*ashlhi3_1_lea): Ditto.
724 (*ashlqi3_1_lea): Ditto.
725 (*<shiftrt_insn><mode>3_1): Ditto.
726 (*<shiftrt_insn>si3_1_zext): Ditto.
727 (*<shiftrt_insn>qi3_1_slp): Ditto.
728 (*<rotate_insn><mode>3_1): Ditto.
729 (*<rotate_insn>si3_1_zext): Ditto.
730 (*<rotate_insn>qi3_1_slp): Ditto.
732 2010-04-13 Richard Guenther <rguenther@suse.de>
734 * tree-ssa-structalias.c (callused_id): Remove.
735 (call_stmt_vars): New.
736 (get_call_vi): Likewise.
737 (lookup_call_use_vi): Likewise.
738 (lookup_call_clobber_vi): Likewise.
739 (get_call_use_vi): Likewise.
740 (get_call_clobber_vi): Likewise.
741 (make_transitive_closure_constraints): Likewise.
742 (handle_const_call): Adjust to do per-call call-used handling.
743 (handle_pure_call): Likewise.
744 (find_what_var_points_to): Remove general callused handling.
745 (init_base_vars): Likewise.
746 (init_alias_vars): Initialize call_stmt_vars.
747 (compute_points_to_sets): Process call-used and call-clobbered
748 vars for call statements.
749 (delete_points_to_sets): Free call_stmt_vars.
751 2010-04-13 Richard Guenther <rguenther@suse.de>
753 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
754 Only add RW dependence for dependence distance zero.
755 Adjust maximal vectorization factor according to dependences.
756 Move alignment handling ...
757 (vect_find_same_alignment_drs): ... here. New function.
758 (vect_analyze_data_ref_dependences): Adjust.
759 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
760 (vect_analyze_data_refs): Adjust minimal vectorization factor
761 according to data references.
762 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
763 dependences before determining the vectorization factor.
764 Analyze alignment after determining the vectorization factor.
765 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
766 dependences before alignment.
767 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
769 (vect_analyze_data_refs): Likewise.
770 (MAX_VECTORIZATION_FACTOR): New define.
772 2010-04-13 Duncan Sands <baldrick@free.fr>
774 * except.h (lang_eh_type_covers): Remove.
775 * except.c (lang_eh_type_covers): Likewise.
777 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
778 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
780 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
781 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
782 UNITS_PER_LONG where it is ABI relevant.
783 (s390_return_addr_rtx): Likewise.
784 (s390_back_chain_rtx): Likewise.
785 (s390_frame_area): Likewise.
786 (s390_frame_info): Likewise.
787 (s390_initial_elimination_offset): Likewise.
788 (save_gprs): Likewise.
789 (s390_emit_prologue): Likewise.
790 (s390_emit_epilogue): Likewise.
791 (s390_function_arg_advance): Likewise.
792 (s390_function_arg): Likewise.
793 (s390_va_start): Likewise.
794 (s390_gimplify_va_arg): Likewise.
795 (s390_function_profiler): Likewise.
796 (s390_optimize_prologue): Likewise.
797 (s390_rtx_costs): Likewise.
798 (s390_secondary_reload): Likewise.
799 (s390_promote_function_mode): Likewise.
800 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
801 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
803 (s390_unwind_word_mode): New function.
804 (s390_function_value): Split 64 bit values into register pair if
805 used as return value.
806 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
807 function call parameters. Handle parallels.
808 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
809 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
810 (DWARF_CIE_DATA_ALIGNMENT): New macro.
811 (s390_expand_setmem): Remove unused variable src_addr.
812 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
813 deal with 64 bit registers.
814 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
815 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
816 (UNITS_PER_LONG): New macro.
817 * libjava/include/s390-signal.h: Define extended ucontext
818 structure containing the upper halfs of the 64 bit registers.
820 2010-04-13 Simon Baldwin <simonb@google.com>
822 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
824 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
826 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
827 rvalue on the RHS if the LHS is of a non-renamable type.
828 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
830 2010-04-13 Matthias Klose <doko@ubuntu.com>
832 * gcc.c (cc1_options): Handle -iplugindir before processing
833 the cc1 spec. Only add -iplugindir once.
834 (cpp_unique_options): Add -iplugindir option if -fplugin* options
836 * common.opt (iplugindir): Remove `Separate' property, initialize.
837 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
839 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
840 (distclean): Remove plugin dir.
841 * doc/invoke.texi: Document -iplugindir.
843 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
845 * doc/plugins.texi (Loading Plugins): Document short
847 (Plugin API): Mention default_plugin_dir_name function.
849 * gcc.c (find_file_spec_function): Add new declaration.
850 (static_spec_func): Use it for "find-file".
851 (find_file_spec_function): Add new function.
852 (cc1_options): Add -iplugindir option if -fplugin* options found.
854 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
856 * plugin.c (add_new_plugin): Updated comment, and handle short
858 (default_plugin_dir_name): Added new function.
860 * common.opt (iplugindir): New option to set the plugin directory.
862 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/i386.md (any_rotate): New code iterator.
865 (rotate_insn): New code attribute.
867 (SWIM124): New mode iterator.
868 (<rotate_insn>ti3): New expander.
869 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
870 any_rotate code iterator.
871 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
872 using any_rotate code iterator and SWIM124 mode iterator.
873 (ix86_rotlti3): New insn_and_split pattern.
874 (ix86_rotrti3): Ditto.
875 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
876 ix86_rotl{di,ti}3 patterns.
877 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
878 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
879 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
880 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
881 code iterator and SWI mode iterator.
882 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
883 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
885 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
886 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
887 (bswap rotatert splitter): Add splitter.
888 (bswap splitter): Macroize splitter using any_rotate code iterator.
889 Add insn predicate to split only for TARGET_USE_XCHGB or when
890 optimizing function for size.
892 2010-04-12 Steve Ellcey <sje@cup.hp.com>
894 * config/pa/pa.c (emit_move_sequence): Remove use of
895 deleted variable flag_argument_noalias.
897 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
899 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
901 Add to unsupported targets list.
902 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
903 sparc*-sun-solaris2.[567]* from target lists.
904 * configure: Regenerate.
905 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
907 Remove Solaris 7 patch references.
908 (Specific, sparc-sun-solaris2.7): Removed.
909 (sparc-sun-solaris2*): Update Solaris 7 example.
910 (sparc64-*-solaris2*): Likewise.
912 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
914 * config.build (alpha*-dec-osf4*): Remove.
915 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
916 of obsolete configurations.
917 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
919 * config/alpha/t-osf4: Renamed to ...
920 * config/alpha/t-osf5: ... this.
921 * config/alpha/osf.h: Renamed to ...
922 * config/alpha/osf5.h: ... this.
923 Merged old osf5.h contents.
925 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
926 (EXTRA_SPECS): Removed.
927 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
928 reflect removal of Tru64 UNIX V4.0/V5.0 support.
931 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
933 * doc/contrib.texi (Contributors, Rainer Orth): Update.
935 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
938 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
939 __thiscall convention.
941 2010-04-12 Steve Ellcey <sje@cup.hp.com>
943 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
945 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
947 2010-04-12 Steve Ellcey <sje@cup.hp.com>
949 * function.c (assign_parms_initialize_all): Add unused attribute
952 2010-04-12 Richard Guenther <rguenther@suse.de>
954 * gsstruct.def (GSS_CALL): New.
955 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
956 * gimple.h: Include tree-ssa-alias.h.
957 (struct gimple_statement_call): New.
958 (union gimple_statement_struct_d): Add gimple_call member.
959 (gimple_call_reset_alias_info): Declare.
960 (gimple_call_use_set): New function.
961 (gimple_call_clobber_set): Likewise.
962 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
963 * gimple.c (gimple_call_reset_alias_info): New function.
964 (gimple_build_call_1): Call it.
965 * lto-streamer-in.c (input_gimple_stmt): Likewise.
966 * tree-inline.c (remap_gimple_stmt): Likewise.
967 (expand_call_inline): Remove callused handling.
968 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
969 * tree-dfa.c (dump_variable): Likewise.
970 * tree-parloops.c (parallelize_loops): Likewise.
971 * tree-ssa.c (init_tree_ssa): Likewise.
972 (delete_tree_ssa): Likewise.
973 * tree-flow-inline.h (is_call_used): Remove.
974 * tree-flow.h (struct gimple_df): Remove callused member.
975 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
976 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
977 (ref_maybe_used_by_call_p_1): Simplify.
978 (call_may_clobber_ref_p_1): Likewise.
979 * tree-ssa-structalias.c (compute_points_to_sets): Set
980 the call stmt used and clobbered sets.
981 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
982 (find_tail_calls): Verify the tail call.
984 2010-04-12 Richard Guenther <rguenther@suse.de>
986 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
987 single-iteration always-inline inlining.
988 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
989 (cgraph_decide_inlining): Do not handle always-inline specially.
990 (try_inline): Remove always-inline cycle detection special case.
991 Do not recurse on always-inlines.
992 (cgraph_early_inlining): Do not iterate if not optimizing.
993 (cgraph_gate_early_inlining): remove.
994 (pass_early_inline): Run unconditionally.
995 (gate_cgraph_decide_inlining): New function.
996 (pass_ipa_inline): Use it. Do not run the IPA inliner if
997 not inlining or optimizing.
998 (cgraph_decide_inlining_of_small_functions): Also consider
999 always-inline functions.
1000 (cgraph_default_inline_p): Return true for nodes which should
1001 disregard inline limits.
1002 (estimate_function_body_sizes): Assume zero size and time for
1003 nodes which are marked as disregarding inline limits.
1004 (cgraph_decide_recursive_inlining): Do not perform recursive
1005 inlining on always-inline nodes.
1007 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1010 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1011 for exprs satisfying handled_component_p.
1013 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1015 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1016 non-constant aggregate elements.
1018 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1019 is a real initialization.
1021 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1024 * c-decl.c (start_function): Move forward check for nested function.
1026 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1028 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1029 * config/sh/sh.c: Include reload.h.
1030 (sh_legitimize_reload_address): New.
1031 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1032 sh_legitimize_reload_address.
1034 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1036 * config/sh/sh.md (*movqi_pop): New insn pattern.
1037 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1039 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.md (any_shiftrt): New code iterator.
1042 (shiftrt_insn): New code attribute.
1044 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1045 using any_shiftrt code iterator.
1046 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1047 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1048 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1049 pattern from corresponding peephole2 patterns.
1050 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1051 using any_shiftrt code iterator.
1052 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1053 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1054 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1055 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1056 *{ashr,lshr}<mode>3_cmp_zext.
1057 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1059 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1061 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1063 (*lshr<mode>3_cconly): Ditto.
1065 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1068 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1069 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1070 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1072 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1073 from corresponding peephole2 patterns.
1074 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1075 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1076 and *lshrdi3_1_rex64 using SWI mode iterator.
1077 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1078 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1079 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1080 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1081 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1082 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1083 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1084 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1085 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1088 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1090 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1091 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1092 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1093 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1095 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1096 from corresponding peephole2 patterns.
1097 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1098 (ashrsi3_cvt): Rename from ashrsi3_31.
1099 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1100 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1101 and x86_64_shift_adj_3 using SWI48 mode iterator.
1102 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1103 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1104 and *ashrdi3_1_rex64 using SWI mode iterator.
1105 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1106 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1107 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1108 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1109 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1110 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1111 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1112 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1113 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1115 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1116 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1117 x86_shift<mode>_adj_3 expanders.
1119 2010-04-10 Wei Guozhi <carrot@google.com>
1122 * config/arm/arm.c (arm_pic_static_addr): New function.
1123 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1125 (arm_output_addr_const_extra): Output expression for new pattern.
1126 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1128 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1130 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1133 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1134 * web.c: Include "insn-config.h" and "recog.h".
1135 (union_match_dups): New function.
1136 (web_main): Call it.
1137 (union_defs): Don't try to recognize match_dups.
1139 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1140 if doing so would replace the entire pattern.
1142 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1147 and splitter pattern. Change splitter operand 1 predicate to
1150 2010-04-09 Martin Jambor <mjambor@suse.cz>
1152 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1153 lattices are addresses of CONST_DECLs with the same initial value.
1154 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1155 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1157 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1158 Bernd Schmidt <bernds@codesourcery.com>
1160 * loop-invariant.c (replace_uses): New static function.
1161 (move_invariant_reg): Use it to ensure we can replace the uses.
1163 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1165 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1167 (picochip_override_options): Enable section anchors only above -O1.
1168 (picochip_reorg): Fixed a couple of build warnings.
1170 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1172 * configure.ac (plugin -rdynamic test): Log result.
1173 * configure: Regenerate.
1174 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1175 (RDYNAMIC_SPEC): Define.
1176 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1178 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1180 * configure.ac: Determine Sun ld version numbers.
1181 (comdat_group): Restrict GNU ld version checks to gld.
1182 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1183 (enable_comdat): Support --enable-comdat.
1184 * configure: Regenerate.
1185 * doc/install.texi (Configuration): Document --enable-comdat.
1187 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1189 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1190 * config/sol2-gld.h: ... here.
1191 * config.gcc (sparc*-*-solaris2*): Reflect this.
1192 (i[34567]86-*-solaris2*): Use it.
1194 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1196 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1198 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1200 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1203 * diagnostic.c (diagnostic_initialize): Initialize
1204 some_warnings_are_errors.
1205 (diagnostic_finish): New.
1206 (diagnostic_action_after_output): Call it before exiting.
1207 (diagnostic_report_diagnostic): Do not print message here. Set
1208 some_warnings_are_errors.
1209 * diagnostic.h (diagnostic_context): Delete
1210 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1211 (diagnostic_finish): Declare.
1212 * toplev.c (toplev_main): Call it before exit.
1214 2010-04-09 Jason Merrill <jason@redhat.com>
1217 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1218 for incomplete type.
1221 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1222 based on a warning flag.
1224 2010-04-09 Richard Guenther <rguenther@suse.de>
1226 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1228 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1231 * varasm.c (default_assemble_visibility): Wrap vars that are
1232 set, but unused, by targets without GAS.
1233 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1234 Remove set, but unused, vars.
1235 (rs6000_legitimize_tls_address): Likewise.
1236 (altivec_expand_dst_builtin): Likewise.
1237 * config/darwin.c (machopic_classify_symbol): Likewise.
1238 (machopic_indirection_name): Likewise.
1240 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.md (DWI): New mode iterator.
1243 (S): New mode attribute.
1244 (shift_operand): Ditto.
1245 (shift_immediate_operand): Ditto.
1246 (ashl_input_operand): Ditto.
1247 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1248 using SDWIM mode iterator.
1249 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1250 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1252 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1253 from corresponding peephole2 patterns.
1254 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1255 and x86_64_shift_adj_1 using SWI48 mode iterator.
1256 (x86_shift<mode>_adj_2): Ditto.
1257 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1258 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1259 using SWI48 mode iterator.
1260 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1261 *ashldi3_cmp_rex64 using SWI mode iterator.
1262 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1263 *ashldi3_cconly_rex64 using SWI mode iterator.
1264 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1265 x86_shift<mode>_adj_{1,2}.
1266 (ix86_split_ashr): Ditto.
1267 (ix86_split_lshr): Ditto.
1269 2010-04-09 Richard Guenther <rguenther@suse.de>
1271 * target.h (builtin_conversion): Pass in input and output types.
1272 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1273 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1274 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1275 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1277 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1279 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1281 2010-04-09 Richard Guenther <rguenther@suse.de>
1284 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1286 2010-04-09 Richard Guenther <rguenther@suse.de>
1288 * tree-vectorizer.h (struct _stmt_vec_info): Document
1289 that vectype is the type of the LHS.
1290 (supportable_widening_operation, supportable_narrowing_operation):
1291 Get both input and output vector types as arguments.
1292 (vect_is_simple_use_1): Declare.
1293 (get_same_sized_vectype): Likewise.
1294 * tree-vect-loop.c (vect_determine_vectorization_factor):
1295 Set STMT_VINFO_VECTYPE to the vector type of the def.
1296 (vectorizable_reduction): Adjust.
1297 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1298 Adjust. Specify the output vector type.
1299 (vect_pattern_recog_1): Adjust.
1300 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1301 (vectorizable_call): Adjust.
1302 (vectorizable_conversion): Likewise.
1303 (vectorizable_operation): Likewise.
1304 (vectorizable_type_demotion): Likewise.
1305 (vectorizable_type_promotion): Likewise.
1306 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1308 (vect_is_simple_use_1): New function.
1309 (supportable_widening_operation): Get both input and output
1311 (supportable_narrowing_operation): Likewise.
1312 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1314 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1316 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1317 __thiscall and _thiscall as predefined macros.
1318 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1319 thiscall attribute handling.
1320 (ix86_comp_type_attributes): Likewise.
1321 (ix86_function_regparm): Likewise.
1322 (ix86_return_pops_args): Likewise.
1323 (init_cumulative_args): Likewise.
1324 (find_drap_reg): Likewise.
1325 (ix86_static_chain): Likewise.
1326 (x86_this_parameter): Likewise.
1327 (x86_output_mi_thunk): Likewise.
1328 (ix86_attribute_table): Add description for thiscall attribute.
1329 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1330 * doc/extend.texi: Add documentation for thiscall.
1332 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1335 * c.opt (Wint-to-pointer-cast): Available in C++.
1336 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1338 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1340 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1341 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1342 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1343 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1344 function type instead. Reorder and simplify checks.
1346 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1348 2010-04-08 Jing Yu <jingyu@google.com>
1349 Zdenek Dvorak <ook@ucw.cz>
1351 PR tree-optimization/42720
1352 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1353 loop unswitch conditions here from ...
1354 (tree_unswitch_single_loop): ... here.
1356 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1358 * tree-if-conv.c: Fix comments and simplify logic.
1360 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1363 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1364 (main_tree_if_conversion): Update call to tree_if_conversion.
1366 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1369 * doc/invoke.texi (-b,-V): Delete.
1370 * doc/tm.texi: Do not mention -b.
1371 * gcc.c (display_help): Delete -b and -V.
1372 (process_command): Delete -b and -V.
1373 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1375 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1376 Wolfgang Gellerich <gellerich@de.ibm.com>
1378 Implement target hook for loop unrolling
1379 * target.h (loop_unroll_adjust): Add a new target hook function.
1380 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1381 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1382 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1383 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1384 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1386 (decide_unroll_stupid): Likewise.
1388 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1391 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1393 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1395 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1396 (Specific, *-*-solaris2*): Likewise.
1397 Don't prefer Sun as over GNU as.
1399 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1401 * config/s390/s390.c (override_options): Adjust the z10
1402 defaults for max-unroll-times, max-completely-peeled-insns
1403 and max-completely-peel-times.
1405 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1407 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1408 instructions for z10.
1409 (s390_expand_setmem): Likewise.
1410 (s390_expand_cmpmem): Likewise.
1412 2010-04-08 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/43679
1415 * tree-ssa-pre.c (eliminate): Only propagate copies.
1417 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1420 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1421 set but not used variable warning.
1423 2010-04-08 Wei Guozhi <carrot@google.com>
1426 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1427 (arm_size_rtx_costs): Call the new function when optimized for size.
1429 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1432 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1433 op0 is not a MEM, just return NULL instead of assertion
1435 (discover_nonconstant_array_refs): Don't walk debug stmts.
1437 2010-04-08 Doug Kwan <dougkwan@google.com>
1439 * configure.ac: Recognize gold and do not use its version number
1440 to test ld features.
1441 * configure: Regenerate.
1443 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1446 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1447 (negate_value): Move code to push elements to broken_up_substracts ...
1448 (eliminate_plus_minus_pair): ... here. Push operands that have no
1449 negative pair to plus_negates.
1450 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1452 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1454 * doc/install.texi (Configuration): Move description of
1455 --enable-lto, --with-libelf*, --enable-gold from Java section to
1458 * doc/generic.texi (Working with declarations)
1459 (Function Properties, C and C++ Trees): Fix typos.
1460 * doc/sourcebuild.texi (Top Level): Likewise.
1462 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1465 * tree.h (DECL_READ_P): Define.
1466 (struct tree_decl_common): Add decl_read_flag.
1467 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1468 a set but not used warning.
1469 (merge_decls): Merge DECL_READ_P flag.
1470 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1471 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1472 * c-common.c (handle_used_attribute, handle_unused_attribute):
1474 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1476 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1478 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1479 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1480 c_parser_binary_expression, c_parser_cast_expression,
1481 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1482 Call default_function_array_read_conversion instead of
1483 default_function_array_conversion where needed.
1484 (c_parser_unary_expression, c_parser_conditional_expression,
1485 c_parser_postfix_expression_after_primary, c_parser_initelt):
1486 Likewise. Call mark_exp_read where needed.
1487 (c_parser_statement_after_labels, c_parser_asm_operands,
1488 c_parser_typeof_specifier, c_parser_sizeof_expression,
1489 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1491 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1493 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1494 (warn_unused_but_set_parameter): Default to warn_unused
1496 * doc/invoke.texi: Document -Wunused-but-set-variable and
1497 -Wunused-but-set-parameter.
1499 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1500 used count variable.
1501 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1502 when operandN variables aren't used in the body of the expander
1504 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1505 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1506 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1507 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1508 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1509 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1510 * tree.c (PROCESS_ARG): Likewise.
1512 2010-04-07 Simon Baldwin <simonb@google.com>
1514 * diagnostic.h (diagnostic_override_option_index): New macro to
1515 set a diagnostic's option_index.
1516 * c-tree.h (c_cpp_error): Add warning reason argument.
1517 * opts.c (_warning_as_error_callback): New.
1518 (register_warning_as_error_callback): Store callback for
1519 warnings enabled via enable_warning_as_error.
1520 (enable_warning_as_error): Call callback, minor code tidy.
1521 * opts.h (register_warning_as_error_callback): Declare.
1522 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1523 response to -Werror=.
1524 (c_common_init_options): Register warning_as_error_callback in opts.c.
1525 * common.opt: Add -Wno-cpp option.
1526 * c-common.c (struct reason_option_codes_t): Map cpp warning
1527 reason codes to gcc option indexes.
1528 * (c_option_controlling_cpp_error): New function, lookup the gcc
1529 option index for a cpp warning reason code.
1530 * (c_cpp_error): Add warning reason argument, call
1531 c_option_controlling_cpp_error for diagnostic_override_option_index.
1532 * doc/invoke.texi: Document -Wno-cpp.
1534 2010-04-07 Richard Guenther <rguenther@suse.de>
1536 * ipa-reference.c (mark_load): Use get_base_address.
1537 (mark_store): Likewise.
1539 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1540 inserting GIMPLE_NOPs into the IL.
1541 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1542 Explicitly strip handled components and indirect references.
1544 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1545 folding address expressions.
1546 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1547 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1548 operand_equal_p to compare decls.
1549 (ptr_deref_may_alias_decl_p): Likewise.
1550 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1551 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1552 Handle reversed comparison ops.
1553 * tree-sra.c (asm_visit_addr): Use get_base_address.
1554 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1555 * ipa-reference.c (mark_address): Use get_base_address.
1557 2010-04-07 Richard Guenther <rguenther@suse.de>
1559 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1560 Propagate constants everywhere.
1562 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1565 * tree.c (MAX_INT_CACHED_PREC): Define.
1566 (nonstandard_integer_type_cache): New array.
1567 (build_nonstandard_integer_type): Cache results for precision
1568 <= MAX_INT_CACHED_PREC.
1570 2010-04-07 Richard Guenther <rguenther@suse.de>
1572 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1573 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1574 * common.opt: Likewise.
1575 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1576 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1577 (nonoverlapping_memrefs_p): Likewise.
1578 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1579 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1580 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1581 OPT_fargument_noalias_global for backward compatibility.
1583 2010-04-07 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/43270
1586 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1587 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1588 * tree-ssa-pre.c (phi_translate_1): Adjust.
1589 (fully_constant_expression): Split out vn_reference handling to ...
1590 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1591 Fold reads from constant strings.
1592 (vn_reference_lookup): Handle fully constant references.
1593 (vn_reference_lookup_pieces): Likewise.
1594 * Makefile.in (expmed.o-warn): Add -Wno-error.
1596 2010-04-07 Martin Jambor <mjambor@suse.cz>
1598 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1600 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1603 * gcc.c: Add -static-libstdc++ to list of recognized options.
1605 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1607 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1609 2010-04-07 Richard Guenther <rguenther@suse.de>
1612 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1613 bases build simple mem attributes to retain points-to information.
1615 2010-04-07 Richard Guenther <rguenther@suse.de>
1618 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1619 preserve points-to related information.
1621 2010-04-07 Richard Guenther <rguenther@suse.de>
1624 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1625 discard plain indirect references.
1626 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1627 * tree.c (tree_nop_conversion): Likewise.
1629 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1632 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1634 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1636 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1637 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1639 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1641 * tree-if-conv.c: Fix indentation and comments.
1643 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1645 * tree-if-conv.c: Sort static functions in topological order.
1647 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1649 * tree-if-conv.c: Fix indentation and comments.
1651 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1654 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1655 lang_hooks.types.type_for_size instead of
1656 build_nonstandard_integer_type.
1657 When converting an unsigned type to signed, double its precision.
1658 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1659 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1660 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1663 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1666 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1667 POINTER_PLUS_EXPR for pointer types.
1669 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1672 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1673 * graphite-clast-to-gimple.c: Include langhooks.h.
1674 (max_signed_precision_type): New.
1675 (max_precision_type): Takes two types as arguments.
1676 (precision_for_value): New.
1677 (precision_for_interval): New.
1678 (gcc_type_for_interval): New.
1679 (gcc_type_for_value): New.
1680 (gcc_type_for_clast_term): New.
1681 (gcc_type_for_clast_red): New.
1682 (gcc_type_for_clast_bin): New.
1683 (gcc_type_for_clast_expr): Split up into several functions.
1684 (gcc_type_for_clast_eq): Rewritten.
1685 (compute_bounds_for_level): New.
1686 (compute_type_for_level_1): New.
1687 (compute_type_for_level): New.
1688 (gcc_type_for_cloog_iv): Removed.
1689 (gcc_type_for_iv_of_clast_loop): Rewritten.
1690 (graphite_create_new_loop): Compute the lower and upper bound types
1691 with gcc_type_for_clast_expr.
1692 (graphite_create_new_loop_guard): Same.
1693 (find_cloog_iv_in_expr): Removed.
1694 (compute_cloog_iv_types_1): Removed.
1695 (compute_cloog_iv_types): Removed.
1696 (gloog): Do not call compute_cloog_iv_types.
1697 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1699 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1700 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1701 (GBB_CLOOG_IV_TYPES): Removed.
1703 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1705 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1706 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1707 (detect_commutative_reduction): Same.
1709 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1711 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1712 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1714 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1715 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1716 (rewrite_commutative_reductions_out_of_ssa): Same.
1717 * passes.c (execute_function_todo): Call verify_ssa for every pass
1718 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1719 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1720 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1721 with an extra argument.
1722 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1723 verify_ssa only when the extra argument is true.
1724 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1725 with an extra argument.
1726 (tree_transform_and_unroll_loop): Same.
1728 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1730 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1731 for all the passes of the LNO having LOOP_CLOSED_SSA.
1732 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1733 * tree-loop-distribution.c (pass_loop_distribution): Same.
1734 * tree-pass.h (TODO_verify_loops): Removed.
1735 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1737 (pass_tree_unswitch): Same.
1738 (pass_predcom): Same.
1739 (pass_vectorize): Same.
1740 (pass_linear_transform): Same.
1741 (pass_graphite_transforms): Same.
1742 (pass_iv_canon): Same.
1743 (pass_complete_unroll): Same.
1744 (pass_complete_unrolli): Same.
1745 (pass_parallelize_loops): Same.
1746 (pass_loop_prefetch): Same.
1747 (pass_iv_optimize): Same.
1749 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1752 * passes.c (init_optimization_passes): Move pass_lim before
1753 pass_copy_prop and pass_dce_loop.
1755 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1758 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1759 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1760 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1761 MULTI_* defines for 4 argument vpermil2p* builtins.
1763 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1766 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1767 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1768 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1769 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1770 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1771 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1772 Use x86_maybe_negate_const_int to output insn mnemonic.
1773 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1774 check from instruction predicate. Update comments.
1775 * config/i386/sync.md (sync_add<mode>): Use
1776 x86_maybe_negate_const_int to output insn mnemonic.
1778 2010-04-06 Jan Hubicka <jh@suse.cz>
1780 PR tree-optimization/42906
1781 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1782 IGNORE_SELF argument. Set visited_control_parents for fully
1784 (find_obviously_necessary_stmts): Update call of
1785 mark_control_dependent_edges_necessary.
1786 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1788 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.md: Remove comment about 'e' and 'E'
1793 2010-04-06 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/43627
1796 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1797 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1800 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1802 * BASE-VER: Change to 4.6.0.
1805 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1808 2010-04-06 Richard Guenther <rguenther@suse.de>
1811 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1813 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1815 * doc/invoke.texi (Optimize Options): Document that LTO
1816 won't remove object access purely due to incompatible
1819 2010-04-04 Matthias Klose <doko@ubuntu.com>
1821 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1822 Initialize variable.
1824 2010-04-03 Richard Guenther <rguenther@suse.de>
1827 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1828 require a non-NULL MEM_OFFSET.
1830 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1832 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1833 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1834 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1835 config/alpha/predicates.md, config/arm/arm.md,
1836 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1837 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1838 config/darwin9.h, config/darwin.c, config/darwin.h,
1839 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1840 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1841 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1842 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1843 config/mips/mips.md, config/mn10300/mn10300.c,
1844 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1845 config/rs6000/aix.h, config/rs6000/dfp.md,
1846 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1847 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1848 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1849 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1850 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1851 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1852 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1853 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1854 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1855 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1856 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1857 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1858 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1859 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1860 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1861 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1862 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1863 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1864 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1865 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1866 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1867 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1868 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1869 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1870 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1871 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1872 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1873 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1874 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1875 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1876 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1877 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1878 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1879 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1880 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1881 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1883 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1886 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1887 * aclocal.m4: Regenerate.
1889 2010-04-02 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/43629
1892 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1893 if we have seen a constant value.
1895 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1897 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1899 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1902 * arm.c (legitimize_tls_address): Adjust call to
1903 gen_tls_load_dot_plus_four.
1904 (arm_note_pic_base): New function.
1905 (arm_cannot_copy_insn_p): Use it.
1906 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1909 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1914 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1916 * Makefile.in ($(out_object_file)): Depend on
1917 gt-$(basename $(notdir $(out_file))).h.
1919 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1921 * config.gcc (lm32-*-rtems*): Add t-lm32.
1923 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1925 * config.gcc: Add lm32-*-rtems*.
1926 * config/lm32/rtems.h: New file.
1928 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1931 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1933 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1935 * dwarf2out.c (output_compilation_unit_header): For
1936 -gdwarf-4 use version 4 instead of version 3.
1937 (output_line_info): For version 4 and above emit additional
1938 maximum ops per insn header field.
1939 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1941 * dwarf2out.c (is_c_family, is_java): Remove.
1942 (lower_bound_default): New function.
1943 (add_bound_info, gen_descr_array_type_die): Use it.
1945 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1948 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1949 re-declaration when it happens in a function.
1951 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1953 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1954 (cgraph_remove_function_insertion_hook): Same.
1955 (cgraph_call_function_insertion_hooks): Same.
1957 2010-04-01 Richard Guenther <rguenther@suse.de>
1960 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1961 and TREE_THIS_VOLATILE.
1962 (copy_ref_info): Likewise.
1963 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1964 * tree.c (build6_stat): Ignore side-effects of all but arg5
1965 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1968 2010-04-01 Richard Guenther <rguenther@suse.de>
1970 PR tree-optimization/43607
1971 * ipa-type-escape.c (check_call): Do not access non-existing
1974 2010-04-01 Richard Guenther <rguenther@suse.de>
1978 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1979 Jack Howarth <howarth@bromo.med.uc.edu>
1981 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1984 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1986 * doc/install.texi (Prerequisites): Document libelf usability on
1987 IRIX 5/6 and Solaris 2.
1988 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1989 Update GNU as, GNU ld requirements.
1990 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1991 Document Sun Studio compiler download.
1992 Update and simplify as, ld recommendations.
1993 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1995 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1997 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1998 with_tune_32 to pentium4.
2000 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2004 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2006 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2007 obsoletion, removal.
2009 Document GNU as requirement.
2010 Update configure requirements.
2011 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2012 Recomment IRIX 6.5.18+.
2013 Document IDF/IDL requirement.
2014 Document GNU as requirement.
2015 Document GNU ld bootstrap failure.
2016 Remove freeware.sgi.com reference.
2018 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2021 UNIX V4.0, V5.0 obsoletion, removal.
2022 Remove --with-gc=simple reference.
2023 Update VM requirements during bootstrap.
2024 Remove -oldas bootstrap description.
2025 Update binutils reference.
2026 Remove comparison failure note.
2028 2010-03-31 Richard Guenther <rguenther@suse.de>
2029 Zdenek Dvorak <ook@ucw.cz>
2030 Sebastian Pop <sebastian.pop@amd.com>
2033 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2034 with multiple arguments.
2035 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2037 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2039 * graphite-dependences.c (print_pddr): Call print_pdr with an
2041 * graphite-poly.c (debug_pdr): Add an extra argument for the
2044 (print_pbb_domain): Same.
2046 (print_scop_context): Same.
2048 (print_cloog): Same.
2049 (debug_pbb_domain): Same.
2053 (debug_scop_context): Same.
2055 (debug_cloog): Same.
2056 (print_scop_params): Same.
2057 (debug_scop_params): Same.
2058 (print_iteration_domain): Same.
2059 (print_iteration_domains): Same.
2060 (debug_iteration_domain): Same.
2061 (debug_iteration_domains): Same.
2062 (print_scattering_function): Same.
2063 (print_scattering_functions): Same.
2064 (debug_scattering_function): Same.
2065 (debug_scattering_functions): Same.
2066 * graphite-poly.h (debug_pdr): Update declaration.
2068 (print_pbb_domain): Same.
2070 (print_scop_context): Same.
2072 (print_cloog): Same.
2073 (debug_pbb_domain): Same.
2077 (debug_scop_context): Same.
2079 (debug_cloog): Same.
2080 (print_scop_params): Same.
2081 (debug_scop_params): Same.
2082 (print_iteration_domain): Same.
2083 (print_iteration_domains): Same.
2084 (debug_iteration_domain): Same.
2085 (debug_iteration_domains): Same.
2086 (print_scattering_function): Same.
2087 (print_scattering_functions): Same.
2088 (debug_scattering_function): Same.
2089 (debug_scattering_functions): Same.
2091 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2093 * graphite-poly.c (print_scattering_function_1): New.
2094 (print_scattering_function): Call it.
2095 (print_scop_params): Remove spaces at the end of lines.
2098 * graphite-poly.h (print_cloog): Declared.
2099 (debug_cloog): Declared.
2101 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2103 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2105 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2106 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2107 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2108 to switch between adding the IV bump in loop->latch or in loop->header.
2110 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2112 * graphite-poly.c (print_scattering_function): Pretty print following
2115 (print_pbb_domain): Same.
2116 (dump_gbb_cases): Same.
2117 (dump_gbb_conditions): Same.
2120 (print_scop_params): Same.
2121 (print_scop_context): Same.
2123 (print_pbb_body): New.
2124 (lst_indent_to): New.
2125 (print_lst): Start new lines with a #.
2126 * graphite-poly.h (pbb_bb): New.
2127 (pbb_index): Use pbb_bb.
2128 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2130 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2132 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2134 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2135 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2136 and 0 instead of 1 for dw_val_class_flag.
2137 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2138 dw_val_class_range_list, dw_val_class_loc_list,
2139 dw_val_class_lineptr and dw_val_class_macptr, use
2140 DW_FORM_flag_present for dw_val_class_flag and
2141 DW_FORM_exprloc for dw_val_class_loc.
2142 (output_die): For -gdwarf-4 print dw_val_class_loc
2143 size as uleb128 instead of 1 or 2 bytes and don't print
2144 anything for dw_val_class_flag.
2146 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2147 instead of cselib_lookup following by tweaking locs->setting_insn.
2150 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2151 even before returning from label, setjmp call or volatile asm
2154 2010-03-31 Richard Guenther <rguenther@suse.de>
2157 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2158 temporary data on stack.
2160 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2162 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2163 (PUSHSECTION_ASM_OP): Remove.
2164 (POPSECTION_ASM_OP): Remove.
2165 (PUSHSECTION_FORMAT): Remove.
2166 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2167 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2168 * config/sol2.c (solaris_output_init_fini): Use it.
2170 2010-03-31 Jie Zhang <jie@codesourcery.com>
2173 * opt-functions.awk (var_type_struct): Use signed char type
2174 for simple variables.
2176 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2178 * config/sol2.c: Include output.h.
2179 (solaris_assemble_visibility): New function.
2180 * config/t-sol2 (sol2.o): Add output.h dependency.
2181 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2182 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2185 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2188 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2189 V2SImode or XFmode on PRE_DEC.
2192 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2195 2010-03-31 Jie Zhang <jie@codesourcery.com>
2198 * reload.h (caller_save_initialized_p): Declare.
2199 * toplev.c (backend_init_target): Don't call
2200 init_caller_save but set caller_save_initialized_p to false.
2201 * caller-save.c (caller_save_initialized_p): Define.
2202 (init_caller_save): Check caller_save_initialized_p.
2203 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2205 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2208 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2209 and soft-fp/t-softfp to tmake_file.
2210 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2211 (LIBGCC2_TF_CEXT): Define.
2214 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2217 * cselib.c (n_useless_values): Document handling of debug locs.
2218 (n_useless_debug_values, n_debug_values): New variables.
2219 (new_elt_loc_list): Don't add to debug values, keep count.
2220 (promote_debug_loc): New.
2221 (cselib_reset_table): Zero new variables.
2222 (entry_and_rtx_equal_p): Promote debug locs.
2223 (discard_useless_locs): Increment n_useless_debug_values for
2225 (remove_useless_values): Adjust n_useless_values and n_debug_values
2226 with n_useless_debug_values.
2227 (add_mem_for_addr): Promote debug locs.
2228 (cselib_lookup_mem): Likewise.
2229 (cselib_lookup_addr): Renamed to...
2230 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2231 (cselib_log_lookup): ... this. Turn into...
2232 (cselib_lookup_addr): ... new wrapper.
2233 (cselib_lookup_from_insn): New.
2234 (cselib_invalidate_regno): Increment n_useless_debug_values for
2236 (cselib_invalidate_mem): Likewise.
2237 (cselib_process_insn): Take n_deleted and n_debug_values into
2238 account to guard remove_useless_value call.
2239 (cselib_finish): Zero n_useless_debug_values.
2240 * cselib.h (cselib_lookup_from_insn): Declare.
2241 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2242 (sched_analyze_2): Likewise.
2244 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2246 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2248 (adjust_mems): Replace narrowing SUBREG of expression containing
2249 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2250 with operations in the narrower mode.
2253 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2254 regs_invalidated_by_call instead all call_used_reg_set registers.
2256 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2259 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2260 pointer comparisons with types_compatible_p.
2261 * tree-vect-stmts.c (vectorizable_call): Same.
2262 (vectorizable_condition): Same.
2264 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2266 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2267 stack check if the mask would be zero.
2269 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2270 Jack Howarth <howarth@bromo.med.uc.edu>
2272 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2275 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2278 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2280 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2281 Include ___unordxf2 and ___unordtf2.
2282 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2285 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2287 * config/lm32/t-lm32: New file.
2288 * config.gcc: Use the above file when targetting lm32.
2290 2010-03-28 Duncan Sands <baldrick@free.fr>
2292 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2294 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2297 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2298 Improve vectorization cost model diagnostic.
2300 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2303 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2304 compute_data_dependences_for_loop returns false, early exit
2305 and output an extra diagnostic for the failed data reference
2308 2010-03-29 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/43560
2311 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2312 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2314 2010-03-29 Jie Zhang <jie@codesourcery.com>
2317 * toplev.c (process_options): Set optimization_default_node
2318 and optimization_current_node.
2319 * opts.c (decode_options): Don't set optimization_default_node
2320 and optimization_current_node.
2322 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2324 * config/rtems.h: Abandon -qrtems_debug.
2326 2010-03-28 Jan Hubicka <jh@suse.cz>
2328 PR tree-optimization/43505
2329 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2330 map should not be copied.
2332 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2335 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2336 cdtors, set DECL_PRESERVE_P.
2337 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2340 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2342 PR tree-optimization/43528
2343 * stor-layout.c (place_field): Check that constant fits into
2344 unsigned HWI when skipping calculation of MS bitfield layout.
2346 2010-03-27 Jan Hubicka <jh@suse.cz>
2349 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2350 notice_global_symbol work.
2352 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2354 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2355 instead of dwarf2out_decl.
2356 (struct var_loc_node): Remove section_label field.
2357 (dwarf2out_function_decl): New function.
2358 (dwarf2out_var_location): Don't set section_label field.
2359 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2361 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2363 PR tree-optimization/43544
2364 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2365 First argument for builtin vectorized function hook is now a
2366 tree to be able to distinguish between machine specific and
2368 * targhooks.c (default_builtin_vectorized_function): Ditto.
2369 * targhooks.h (default_builtin_vectorized_function): Ditto.
2370 * target.h (struct gcc_target): Ditto.
2371 * tree-vect-stmts.c (vectorizable_function): Ditto.
2372 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2373 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2376 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2379 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2380 nested binding iff it is a FUNCTION_DECL.
2381 (store_parm_decls_newstyle): Pass nested=true to bind for
2382 FUNCTION_DECLs amongst parameters.
2384 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2386 * var-tracking.c (vt_expand_loc_callback): Don't run
2387 cselib_expand_value_rtx_cb in dummy mode if
2388 cselib_dummy_expand_value_rtx_cb returned false.
2390 * var-tracking.c (emit_note_insn_var_location): For one part
2391 notes with offset 0, don't add EXPR_LIST around the location.
2392 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2393 add_location_or_const_value_attribute): Adjust for that change.
2396 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2397 into first operand and location into second.
2398 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2399 dw_cfi_oprnd_loc for DW_CFA_expression.
2400 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2401 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2402 assume first argument is regnum and second argument is location.
2404 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2407 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2408 of scratch register to DImode. Split to DImode comparison operator.
2409 Use SImode subreg of scratch register in the multiplication.
2410 (*cmp_sadd_sidi): Ditto.
2411 (*cmp_ssub_si): Ditto.
2412 (*cmp_ssub_sidi): Ditto.
2414 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2418 Remove invalid assert and wrong comment.
2420 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2423 * flags.h (final_insns_dump_p): New extern.
2424 * final.c (final_insns_dump_p): New variable.
2425 (rest_of_clean_state): Set it before -fdump-final-insns=
2426 dumping, clear afterwards.
2427 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2428 MEM_ALIAS_SET on MEMs.
2430 2010-03-26 David S. Miller <davem@davemloft.net>
2432 * configure.ac: Fix sparc GOTDATA_OP bug check.
2433 * configure: Rebuild.
2435 2010-03-26 Alan Modra <amodra@gmail.com>
2437 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2439 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2441 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2442 TLS_SECTION_ASM_FLAG.
2444 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2447 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2448 Clear first_function_block_is_cold.
2451 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2452 argument if the argument is truth_value_p.
2454 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2456 * config/rs6000/constraints.md: Update copyright year for my changes.
2459 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2460 used in reg+reg addressing, swap registers.
2462 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2465 * target.h (struct gcc_target): Add code_end hook.
2466 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2468 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2469 * toplev.c (compile_file): Call targetm.asm_out.code_end
2470 hook before unwind info/debug info output.
2471 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2472 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2473 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2474 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2475 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2476 * config/i386/i386.c (ix86_file_end): Renamed to...
2477 (ix86_code_end): ... this. Make static. Don't call
2478 file_end_indicate_exec_stack. Emit unwind info using
2479 final_start_function/final_end_function.
2480 (darwin_x86_file_end): Remove.
2481 (TARGET_ASM_CODE_END): Define.
2482 * config/i386/i386.h (TARGET_ASM_FILE_END,
2483 NEED_INDICATE_EXEC_STACK): Don't define.
2484 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2485 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2486 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2487 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2490 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2491 at the beginning and final_end_function at the end.
2492 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2494 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2496 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2497 and Sun as TLS syntax.
2498 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2499 * configure: Regenerate.
2500 * config.in: Regenerate.
2501 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2502 (default_elf_asm_named_section): Use it.
2503 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2504 (i386_output_dwarf_dtprel): Likewise.
2505 (output_addr_const_extra): Likewise.
2506 (output_pic_addr_const): Lowercase @GOTTPOFF.
2507 (output_addr_const_extra): Likewise.
2508 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2509 (output_addr_const_extra): Likewise.
2510 (output_pic_addr_const): Lowercase @INDNTPOFF.
2511 (output_addr_const_extra): Likewise.
2512 (output_pic_addr_const): Lowercase @NTPOFF.
2513 (output_addr_const_extra): Likewise.
2514 (output_pic_addr_const): Lowercase @TPOFF.
2515 (output_addr_const_extra): Likewise.
2516 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2517 (*tls_global_dynamic_64): Likewise.
2518 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2519 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2521 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2522 (ASM_OUTPUT_TLS_COMMON): Use it.
2523 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2526 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2527 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2528 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2529 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2530 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2531 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2533 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2535 * config/i386/i386.c (override_options): Don't accept
2536 -mtls-dialect=sun any longer.
2537 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2538 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2539 (*tls_local_dynamic_base_32_sun): Likewise.
2540 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2542 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2545 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2546 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2549 * ira.c (adjust_cleared_regs): New function.
2550 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2554 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2556 * expr.c (expand_expr_real): Restore previous
2557 curr_insn_source_location and curr_insn_block after
2558 expand_expr_real_1 call.
2559 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2560 instead of expand_expr_real_1.
2562 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2564 PR rtl-optimization/43413
2565 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2568 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2571 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2572 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2574 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/i386.c (ix86_target_string): Add -mfma.
2577 Fix a typo in comment.
2579 2010-03-22 Mike Stump <mikestump@comcast.net>
2582 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2583 Don't overly align based upon packed packed fields.
2585 2010-03-22 Jason Merrill <jason@redhat.com>
2587 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2588 Use () rather than [], and move before the element type.
2590 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2592 * doc/configfiles.texi (Configuration Files): Removed
2593 fixinc/Makefile*, intl/Makefile.*.
2594 * doc/makefile.texi: Fixed markup. Abstract from version
2595 control system used.
2596 (Makefile): Removed obsolete gcc/java/parse.y example.
2597 * doc/sourcebuild.texi: Likewise.
2598 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2599 libgomp, libssp. Removed fastjar.
2600 (Miscellaneous Docs): Clarify location.
2601 Added COPYING3, COPYING3.LIB.
2602 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2604 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2607 * config/i386/i386.c (x86_function_profiler)
2608 [!NO_PROFILE_COUNTERS]: Fix typo.
2609 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2612 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2613 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2615 * doc/sourcebuild.texi (Test Directives): Split into six
2616 subsections, with most of the current text in new subsections
2617 Directives, Selectors, and Final Actions.
2618 (Directives): Split list of test directives into multiple
2620 (Selectors): Describe use and syntax of selectors.
2621 (Effective-Target Keywords): Describe all existing keywords.
2622 (Add Options): Describe features for dg-add-options.
2623 (Require Support): Describe variants of dg-require-support.
2624 (Final Actions): Describe commands to use in dg-final.
2626 2010-03-22 Michael Matz <matz@suse.de>
2629 * recog.c (validate_replace_rtx_group): Replace also in
2630 REG_EQUAL and REG_EQUIV notes.
2632 2010-03-22 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/43390
2635 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2636 sure vector extracts are type correct.
2638 2010-03-22 Richard Guenther <rguenther@suse.de>
2641 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2642 x * sqrt (x) even when optimizing for size if the target
2643 has native support for sqrt.
2645 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2647 * varasm.c (make_decl_rtl_for_debug): Also clear
2648 flag_mudflap for the duration of make_decl_rtl call.
2651 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2652 locs from preserved VALUEs.
2654 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2657 * pa.md (movmemsi): Set align to one if zero.
2658 (movmemdi): Likewise.
2660 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2663 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2664 with their corresponding prologue pushes.
2666 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2669 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2670 at the begining or end.
2671 (spu_expand_epilogue): Likewise.
2673 2010-03-20 Richard Guenther <rguenther@suse.de>
2675 PR rtl-optimization/43438
2676 * combine.c (make_extraction): Properly zero-/sign-extend an
2677 extraction of the low part of a CONST_INT. Also handle
2680 2010-03-19 Mike Stump <mikestump@comcast.net>
2682 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2683 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2684 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2686 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2689 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2692 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2694 PR rtl-optimization/42258
2695 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2696 use that may match DEF.
2699 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2700 the cost of loading the constant rather than assuming
2702 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2703 outer code is AND, do the same tests as the andsi3 expander and
2704 return COSTS_N_INSNS (1) if and is cheap.
2706 * optabs.c (avoid_expensive_constant): Fix formatting.
2708 2010-03-19 Michael Matz <matz@suse.de>
2711 * attribs.c (decl_attributes): When rebuilding a function pointer
2712 type use the same qualifiers as the original pointer type.
2714 2010-03-19 Martin Jambor <mjambor@suse.cz>
2716 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2717 and is_gimple_ip_invariant_address.
2719 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2722 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2724 * config/arm/arm.c (arm_override_options): Turn off
2725 flag_dwarf2_cfi_asm for AAPCS variants.
2727 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2730 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2731 Use PRE_MODIFY instead of PRE_DEC.
2732 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2733 (vfp_emit_fstmd): Likewise.
2735 2010-03-19 Michael Matz <matz@suse.de>
2738 * builtins.c (expand_builtin_interclass_mathfn,
2739 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2742 2010-03-19 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/43415
2745 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2746 (phi_translate_1): ... this.
2747 (phi_translate): Move all caching here. Cache all NARY
2748 and REFERENCE translations.
2750 2010-03-19 David S. Miller <davem@davemloft.net>
2752 With help from Eric Botcazou.
2753 * config/sparc/sparc.c: Include dwarf2out.h.
2754 (emit_pic_helper): Delete.
2755 (pic_helper_symbol_name): Delete.
2756 (pic_helper_emitted_p): Delete.
2757 (pic_helper_needed): New.
2758 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2759 (get_pc_thunk_name): New.
2760 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2761 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2762 Set pic_helper_needed to true. Don't call emit_pic_helper.
2763 (sparc_expand_prologue): Update load_pic_register call.
2764 (sparc_output_mi_thunk): Likewise.
2765 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2766 thunk if possible. Output CFI information as needed.
2768 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2769 Jack Howarth <howarth@bromo.med.uc.edu>
2772 * config/i386/i386.h: Fix ABI on darwin x86-32.
2774 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2776 * tree.h: Declare make_decl_rtl_for_debug.
2777 * varasm.c (make_decl_rtl_for_debug): New.
2778 * dwarf2out.c (rtl_for_decl_location): Call it.
2779 * cfgexpand.c (expand_debug_expr): Call it.
2781 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2784 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2788 * var-tracking.c (vt_init_cfa_base): Do nothing if
2789 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2791 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2794 * var-tracking.c (canonicalize_vars_star): New.
2795 (dataflow_post_merge_adjust): Use it.
2797 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2800 * var-tracking.c (non_suitable_const): New function.
2801 (add_uses): For DEBUG_INSNs with constants, don't record any
2802 value, instead just the constant value itself.
2803 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2804 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2805 (emit_notes_in_bb): Likewise.
2806 (emit_note_insn_var_location): For onepart variables if
2807 cur_loc is a VOIDmode constant, use DECL_MODE.
2809 2010-03-18 Martin Jambor <mjambor@suse.cz>
2812 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2813 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2814 all non-clones. Moved call redirection...
2815 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2816 (cgraph_materialize_all_clones): Dispose of all
2817 combined_args_to_skip bitmaps.
2818 (verify_cgraph_node): Do not check for edges pointing to wrong
2819 nodes in inline clones.
2820 * tree-inline.c (copy_bb): Call
2821 cgraph_redirect_edge_call_stmt_to_callee.
2822 * ipa.c (cgraph_remove_unreachable_nodes): Call
2823 cgraph_node_remove_callees even when there are used clones.
2825 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2827 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2829 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2835 2010-03-18 Michael Matz <matz@suse.de>
2838 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2839 into sqrt(x) if we need to preserve signed zeros.
2841 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2842 Eric Botcazou <ebotcazou@adacore.com>
2844 PR rtl-optimization/43360
2845 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2846 note if we don't know its invariant status.
2848 2010-03-18 Michael Matz <matz@suse.de>
2850 PR tree-optimization/43402
2851 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2852 PHI chains of ssa names registered for update.
2854 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2857 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2858 non-offsettable and pre_modify update addressing.
2859 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2860 and "2" alternatives "#".
2861 (*movdd_softfloat32): Make all alternatives "#";
2862 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2863 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2864 (*movdf_softfloat32): Make all alternatives "#";
2865 (movdi): Use the new DIFD mode iterator to create a common splitter
2866 for movdi, movdf and movdd patterns.
2868 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2870 * common.opt (dumpdir): Remove redundant tab.
2872 2010-03-17 Martin Jambor <mjambor@suse.cz>
2874 PR tree-optimization/43347
2875 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2876 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2878 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2880 PR rtl-optimization/42216
2881 * regrename.c (create_new_chain): New function, broken out from...
2882 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2883 appending a use to an empty chain.
2884 (build_def_use): Remove previous changes that convert OP_INOUT to
2885 OP_OUT operands; instead detect the case where an OP_INOUT operand
2886 uses a previously untracked register and create an empty chain for it.
2888 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2890 * doc/extend.texi (Function Attributes): Rewrite unfinished
2891 sentence in ms_abi documentation.
2893 2010-03-17 Alan Modra <amodra@gmail.com>
2895 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2896 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2897 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2898 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2900 2010-03-16 Richard Henderson <rth@redhat.com>
2903 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2904 (lower_try_finally): Save and restore eh_seq around the expansion
2907 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2909 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2910 statements before splitting block.
2912 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2914 * doc/sourcebuild.texi (Testsuites): Fix markup.
2915 Use pathnames relative to gcc/testsuite.
2916 (Test Directives): Move description of how timeout is determined.
2917 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2918 (C Tests): Correct gcc.misc-tests directory.
2919 Framework tests now live in gcc.test-framework.
2921 2010-03-16 Richard Guenther <rguenther@suse.de>
2924 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2925 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2927 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2928 Alexandre Oliva <aoliva@redhat.com>
2930 PR tree-optimization/42917
2931 * lambda-code.c (remove_iv): Skip debug statements.
2932 (lambda_loopnest_to_gcc_loopnest): Likewise.
2933 (not_interesting_stmt): Debug statements are not interesting.
2935 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2939 * cselib.c (cselib_preserve_constants,
2940 cfa_base_preserved_val): New static variables.
2941 (preserve_only_constants): New function.
2942 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2943 clear its REG_VALUES. If cselib_preserve_constants, don't
2944 empty the whole hash table, but preserve there VALUEs with constants,
2945 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2946 (cselib_preserve_cfa_base_value): New function.
2947 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2948 (cselib_init): Change argument to int bitfield. Set
2949 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2951 (cselib_finish): Clear cselib_preserve_constants and
2952 cfa_base_preserved_val.
2953 * cselib.h (enum cselib_record_what): New enum.
2954 (cselib_init): Change argument to int.
2955 (cselib_preserve_cfa_base_value): New prototype.
2956 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2957 * dse.c (dse_step1): Likewise.
2958 * cfgcleanup.c (thread_jump): Likewise.
2959 * sched-deps.c (sched_analyze): Likewise.
2960 * gcse.c (local_cprop_pass): Likewise.
2961 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2962 If FN is non-NULL, call the callback always and whenever it returns
2963 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2964 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2965 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2966 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2967 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2968 * var-tracking.c: Include recog.h.
2969 (bb_stack_adjust_offset): Remove.
2970 (vt_stack_adjustments): Don't call it, instead just gather the
2971 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2972 (adjust_stack_reference): Remove.
2973 (compute_cfa_pointer): New function.
2974 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2975 (struct adjust_mem_data): New type.
2976 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2978 (get_address_mode): New function.
2979 (replace_expr_with_values): Use it.
2980 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2981 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2982 (adjust_sets): Remove.
2983 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2984 Use get_address_mode.
2985 (get_adjusted_src): Remove.
2986 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2987 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2988 (add_with_sets): Don't call adjust_sets.
2989 (fp_setter, vt_init_cfa_base): New functions.
2990 (vt_initialize): Change return type to bool. Move most of pool etc.
2991 initialization to the beginning of the function from end. Pass
2992 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2993 If !frame_pointer_needed, call vt_stack_adjustment before mos
2994 vector is filled, call vt_init_cfa_base if argp/framep has been
2995 eliminated to sp. If frame_pointer_needed and argp/framep has
2996 been eliminated to hard frame pointer, set
2997 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2998 encountering fp setter in the prologue. For MO_ADJUST, call
2999 log_op_type before pusing the op into mos vector, not afterwards.
3000 Call adjust_insn before cselib_process_insn/add_with_sets,
3001 call cancel_changes (0) afterwards.
3002 (variable_tracking_main_1): Adjust for vt_initialize calling
3003 vt_stack_adjustments and returning whether it succeeded or not.
3005 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3007 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3010 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3012 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3014 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3015 drap_reg has not been set.
3017 2010-03-15 Michael Matz <matz@suse.de>
3020 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3021 use it to expand block copies.
3022 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3023 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3024 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3026 2010-03-15 Richard Guenther <rguenther@suse.de>
3028 PR tree-optimization/43367
3029 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3032 2010-03-15 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/43317
3035 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3037 2010-03-15 Martin Jambor <mjambor@suse.cz>
3039 PR tree-optimization/43141
3040 * tree-sra.c (create_abstract_origin): New function.
3041 (modify_function): Call create_abstract_origin.
3043 2010-03-15 Chris Demetriou <cgd@google.com>
3045 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3048 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3051 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3052 call insert_out_of_ssa_copy for default definitions.
3054 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3056 * graphite-clast-to-gimple.c (my_long_long): Defined.
3057 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3058 * graphite-sese-to-poly.c (my_long_long): Defined.
3059 (scop_ivs_can_be_represented): Use it.
3061 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3063 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3064 graphite-max-bbs-per-function, and loop-block-tile-size.
3065 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3067 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3069 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3071 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3072 forward declaration.
3073 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3074 (add_upper_bounds_from_estimated_nit): New.
3075 (build_loop_iteration_domains): Use it.
3077 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3079 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3081 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3084 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3085 should be an INTEGER_CST. Also handle CASE_CONVERT.
3087 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3089 * graphite.c (graphite_initialize): To bound the number of bbs per
3090 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3091 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3092 * doc/invoke.texi: Document it.
3094 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3096 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3097 * graphite-sese-to-poly.h (build_poly_scop): Same.
3099 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3101 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3102 the number of parameters in the scop. Use as an upper bound
3103 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3104 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3105 * doc/invoke.texi: Document it.
3107 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3109 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3110 * doc/c-tree.texi: Remove.
3111 * doc/generic.texi: Merge c-tree.texi here.
3112 * doc/gccint.texi (Trees): Remove menu entry.
3113 (c-tree.texi): Remove @include.
3114 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3115 * doc/languages.texi (Reading RTL): Ditto.
3117 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3120 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3122 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3125 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3126 code added to work around reload clobbering CONST insns.
3128 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3130 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3131 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3132 (cselib_preserve_only_values): Remove retain argument, don't
3133 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3134 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3135 * var-tracking.c (micro_operation): Move insn field before union.
3136 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3137 (struct variable_tracking_info_def): Remove n_mos field, change
3138 mos into a vector of micro_operations.
3139 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3140 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3141 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3142 changing into a vector.
3143 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3144 come before all other uops generated by add_stores.
3145 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3147 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3148 a vector. Run just one pass over the bbs instead of separate counting
3149 and computation phase.
3150 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3153 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3154 into *nonlocalized_list vector.
3155 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3156 even if origin is non-NULL.
3157 (gen_variable_die): Likewise.
3158 (process_scope_var): Don't change origin.
3159 (gen_decl_die): Likewise.
3160 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3161 before adding new edges instead of after it, fix moving over
3164 2010-03-11 David S. Miller <davem@davemloft.net>
3166 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3168 * configure: Rebuild.
3170 2010-03-11 Martin Jambor <mjambor@suse.cz>
3172 PR tree-optimization/43257
3173 * tree.c (assign_assembler_name_if_neeeded): New function.
3174 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3176 * tree.h (assign_assembler_name_if_neeeded): Declare.
3177 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3178 the function if needed.
3180 2010-03-11 Chris Demetriou <cgd@google.com>
3182 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3183 include/stdint-gcc.h, and include/stdint.h world-readable.
3185 2010-03-11 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/43255
3188 * tree-vrp.c (process_assert_insertions_for): Do not insert
3189 asserts for trivial conditions.
3191 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3193 PR tree-optimization/43280
3194 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3195 generation. Move calculation of size out of the if branch.
3196 (find_bswap): Modify compare number generation.
3198 2010-03-11 Richard Guenther <rguenther@suse.de>
3201 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3202 (input_gimple_stmt): Fixup handled component types during
3203 operand read. Also fix up decls in ADDR_EXPRs.
3205 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3207 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3208 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3210 2010-03-10 Jan Hubicka <jh@suse.cz>
3213 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3214 * varasm.c (get_variable_section): Don't do that here...
3215 (make_decl_rtl): ... and here.
3216 (do_assemble_alias): Produce decl RTL.
3217 (assemble_alias): Likewise.
3219 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3222 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3223 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3225 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3226 (based_loc_descr): Only express drap or vdrap regno based expressions
3227 using DW_OP_fbreg when not optimizing.
3228 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3229 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3230 REG_CFA_SET_VDRAP note.
3232 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3234 PR tree-optimization/43236
3235 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3236 error in calculation of base address in reverse iteration case.
3237 (generate_builtin): Take number of latch executions if the statement
3240 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3243 * tree-eh.c: Include pointer-set.h.
3244 (lower_eh_dispatch): Filter out duplicate case labels and
3245 remove the unneeded edge when the label is unused. Return
3246 true when some edges are removed.
3247 (execute_lower_eh_dispatch): When any lowering resulted in
3248 removing an edge, also delete unreachable blocks.
3250 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3253 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3254 UNSPEC_MACHOPIC_OFFSET.
3256 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3259 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3260 (m68k_delegitimize_address): New function.
3262 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3265 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3268 * var-tracking.c (adjust_sets): New function.
3269 (count_with_sets, add_with_sets): Use it.
3270 (get_adjusted_src): New inline function.
3271 (add_stores): Use it.
3274 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3275 call cselib_dummy_expand_value_rtx_cb instead of
3276 cselib_expand_value_rtx_cb.
3279 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3280 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3281 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3282 and .cfi_endproc around the pic thunks.
3283 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3284 all queued unwind info register saves are saved before the call.
3285 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3286 considered as sp-=4 for unwind info and the pop as sp+=4 which
3287 also clobbers dest, but doesn't actually restore it.
3290 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3291 RTX_FRAME_RELATED_P.
3293 2010-03-09 Jie Zhang <jie@codesourcery.com>
3295 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3296 whitespaces in output template.
3298 2010-03-09 Jie Zhang <jie@codesourcery.com>
3300 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3303 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3305 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3306 builtins.exp in a separate job.
3308 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3310 * graphite-sese-to-poly.c (add_param_constraints): Use
3311 lower_bound_in_type and upper_bound_in_type.
3313 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3315 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3316 instead of unsigned_type_node.
3318 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3319 Reza Yazdani <reza.yazdani@amd.com>
3322 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3323 on pointer type parameters.
3325 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3329 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3330 handle conversions from pointer to integers.
3331 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3332 induction variable, to be able to work with code generated by CLooG.
3333 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3334 (build_poly_scop): Bail out if we cannot codegen a loop.
3336 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3338 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3339 code generation with gloog_error.
3341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3343 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3344 Call fold_convert on all the returned values.
3345 (expand_scalar_variables_expr): Pass to
3346 expand_scalar_variables_ssa_name the type of the resulting expression.
3348 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3350 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3351 ppl_min_for_le_pointset.
3352 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3353 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3355 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-dependences.c (map_into_dep_poly): Removed.
3358 (dependence_polyhedron_1): Use combine_context_id_scat.
3360 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3362 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3363 (struct poly_bb): Same.
3364 (combine_context_id_scat): New.
3366 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3369 * sese.c (name_defined_in_loop_p): Return false for default
3372 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3375 and clean up the logic.
3377 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3382 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3384 * var-tracking.c (remove_cselib_value_chains): Define only for
3386 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3387 delete_slot_part, emit_notes_for_differences_1): Don't call
3388 remove_cselib_value_chains here.
3389 (set_slot_part, emit_notes_for_differences_2): Don't call
3390 add_cselib_value_chains here.
3391 (preserved_values): New vector.
3392 (preserve_value): New function.
3393 (add_uses, add_stores, vt_add_function_parameters): Use it
3394 instead of cselib_preserve_value.
3395 (changed_values_stack): New vector.
3396 (check_changed_vars_0): New function.
3397 (check_changed_vars_1, check_changed_vars_2): Use it.
3398 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3399 changed_values_stack VALUEs.
3400 (vt_emit_notes): For all preserved_values call
3401 add_cselib_value_chains. If ENABLE_CHECKING call
3402 remove_cselib_value_chains before verifying value_chains is empty.
3403 Initialize and free changed_values_stack.
3404 (vt_initialize): Initialize preserved_values.
3405 (vt_finalize): Free preserved_values.
3407 2010-03-08 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/43269
3410 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3413 2010-03-08 Martin Jambor <mjambor@suse.cz>
3415 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3416 (ipa_is_param_called): Removed.
3417 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3418 (ipa_print_node_params): Do not print the called flag.
3419 (ipa_write_node_info): Do not stream the called flag.
3420 (ipa_read_node_info): Likewise.
3422 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3425 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3426 * cselib.c (struct expand_value_data): Add dummy field.
3427 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3429 (cselib_dummy_expand_value_rtx_cb): New function.
3430 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3432 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3433 * var-tracking.c: Include pointer-set.h.
3434 (variable): Change n_var_parts to char from int. Add
3435 cur_loc_changed and in_changed_variables fields.
3436 (variable_canonicalize): Remove.
3437 (shared_var_p): New inline function.
3438 (unshare_variable): Maintain cur_loc_changed and
3439 in_changed_variables fields. If var was in changed_variables,
3440 replace it there with new_var. Just copy cur_loc instead of
3441 resetting it to something else.
3442 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3443 (dataflow_set_union): Don't call variable_canonicalize.
3444 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3445 of their DEBUG_EXPR_TREE_DECLs.
3446 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3447 and in_changed_variables and cur_loc_changed is false.
3448 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3449 and cur_loc_changed. Don't update cur_loc here.
3450 (variable_merge_over_src): Don't call variable_canonicalize.
3451 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3452 removing loc that is equal to cur_loc, clear cur_loc,
3453 set cur_loc_changed and ensure variable_was_changed is called.
3454 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3455 compare pointers in cur_loc check, if it is equal to loc,
3456 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3457 (variable_different_p): Remove compare_current_location argument,
3458 don't compare cur_loc.
3459 (dataflow_set_different_1): Adjust variable_different_p caller.
3460 (variable_was_changed): If dv had some var in changed_variables
3461 already, reset in_changed_variables flag for it and propagate
3462 cur_loc_changed over to the new variable. On empty var
3463 always set cur_loc_changed. Set in_changed_variables on whatever
3464 var is added to changed_variables.
3465 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3466 Use shared_var_p. When removing loc that is equal to cur_loc,
3467 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3468 end, don't set it to something else, just call variable_was_changed.
3469 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3470 loc being removed, clear cur_loc and set cur_loc_changed.
3471 Set cur_loc_changed if all locations have been removed.
3472 (struct expand_loc_callback_data): New type.
3473 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3474 allocated. Always create SUBREGs if simplify_subreg failed.
3475 Prefer to use cur_loc, when that fails and still in
3476 changed_variables (and seen first time) recompute it. Set
3477 cur_loc_changed of variables which had to change cur_loc and
3478 compute elcd->cur_loc_changed if any of the subexpressions used
3479 had to change cur_loc.
3480 (vt_expand_loc): Adjust to pass arguments in
3481 expand_loc_callback_data structure.
3482 (vt_expand_loc_dummy): New function.
3483 (emitted_notes): New variable.
3484 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3485 that weren't used for any other decl in current
3486 emit_notes_for_changes call call vt_expand_loc_dummy to update
3487 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3488 first loc_chain location if NULL before. Always use just
3489 cur_loc instead of first loc_chain location. When cur_loc_changed
3490 is false, when not --enable-checking=rtl just don't emit any note.
3491 When rtl checking, compute the note and assert it is the same
3492 as previous note. Clear cur_loc_changed and in_changed_variables
3493 at the end before removing from changed_variables.
3494 (check_changed_vars_3): New function.
3495 (emit_notes_for_changes): Traverse changed_vars to call
3496 check_changed_vars_3 on each changed var.
3497 (emit_notes_for_differences_1): Clear cur_loc_changed and
3498 in_changed_variables. Recompute cur_loc of new_var.
3499 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3500 (vt_emit_notes): Initialize and destroy emitted_notes.
3502 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3504 PR rtl-optimization/42220
3505 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3506 Use verify_reg_tracked to determine if we should use OP_OUT rather
3508 (build_def_use): If we see an in-out operand for a register that we
3509 know nothing about, treat is an output if possible, fail the block if
3512 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3515 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3518 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3521 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3522 uses of relevant DEFs that are dead outside the loop too.
3524 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3526 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3528 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3530 * var-tracking.c (values_to_unmark): New variable.
3531 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3532 values_to_unmark vector. Moved body to...
3533 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3534 instead queue it into values_to_unmark vector.
3535 (vt_find_locations): Free values_to_unmark vector.
3537 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3539 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3540 (site.exp): Export them when plugins are enabled.
3542 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3545 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3547 (chrec_fold_multiply): Same.
3549 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3552 * c-decl.c (build_compound_literal): Return early if init is
3555 2010-03-04 Martin Jambor <mjambor@suse.cz>
3557 PR tree-optimization/43164
3558 PR tree-optimization/43191
3559 * tree-sra.c (type_consists_of_records_p): Reject records with
3560 zero-size bit-fields at the end.
3562 2010-03-04 Mike Stump <mikestump@comcast.net>
3564 * Makefile.in (TAGS): Remove *.y.
3566 2010-03-04 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/40761
3569 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3571 (my_rev_post_order_compute): New function.
3572 (init_pre): Call it.
3574 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3577 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3578 decrease the cost of an IV candidate when the cost is infinite.
3580 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3582 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3583 Use '3DNow!' for the extension of that name, ensure normal space
3585 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3587 2010-03-03 Jeff Law <law@redhat.com>
3589 * PR middle-end/32693
3590 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3591 than gen_rtx_SUBREG.
3592 (extract_bit_field_1): Likewise.
3594 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3596 * doc/sourcebuild.texi (Test directives): Document that arguments
3597 include-opts and exclude-opts are now optional for dg-skip-if,
3598 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3600 2010-03-03 Jason Merrill <jason@redhat.com>
3603 * cgraph.h (varpool_node): Add extra_name field.
3604 * varpool.c (varpool_extra_name_alias): New.
3605 (varpool_assemble_decl): Emit extra name aliases.
3606 (varpool_mark_needed_node): Look past an extra name alias.
3607 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3608 * lto-streamer-in.c (lto_input_tree): Read it.
3609 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3611 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3613 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3614 (sparc*-*-solaris2*): ...this.
3616 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3619 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3620 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3621 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3622 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3625 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3626 fallthrough to default handling, just with want_address 0 instead of 2.
3627 For single element lists, add_AT_loc directly, otherwise create an
3628 artificial variable DIE and stick location list to it.
3631 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3632 (VAL_EXPR_HAS_REVERSE): Define.
3633 (reverse_op): New function.
3634 (add_stores): For reversible operations add an extra MO_VAL_USE.
3636 2010-03-02 Jason Merrill <jason@redhat.com>
3638 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3640 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3642 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3643 (sparc64-*-linux*): Likewise.
3644 (sparc64-*-solaris2*): Include assembler files before linker ones.
3645 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3646 * config/sparc/gas.h: Delete.
3647 * config/sparc/sol2-64.h: Add copyright notice.
3648 * config/sparc/sol2-gas-bi.h: Likewise.
3649 * config/sparc/sol2-gld.h: Likewise.
3650 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3651 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3652 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3653 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3654 (sparc_elf_asm_named_section): Rename into...
3655 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3657 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3659 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3661 2010-03-02 Jeff Law <law@redhat.com>
3664 * reload1.c (rtx_p, substitute_stack): Declare.
3665 (substitute): Record addresses of changed rtxs.
3666 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3667 Restore the original rtx when complete.
3668 (reload): Free subsitute_stack when complete.
3670 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3672 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3673 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3675 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3676 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3677 Torture Tests): Change from subsection to section.
3679 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3680 Steven Bosscher <steven@gcc.gnu.org>
3682 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3685 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3688 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3689 the assignment from the new induction variable to the assignment
3690 of the value from the original loop PHI function.
3692 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3693 Daniel Jacobowitz <dan@codesourcery.com>
3695 * doc/sourcebuild.texi (Test directives): Clarify options to
3698 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3700 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3701 Disable cfi directives unless GCC and gas agree on using read-only
3702 .eh_frame sections for 64-bit.
3703 * configure: Regenerate.
3705 2010-03-01 Richard Guenther <rguenther@suse.de>
3707 PR tree-optimization/43220
3708 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3709 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3711 2010-03-01 Richard Guenther <rguenther@suse.de>
3712 Martin Jambor <mjambor@suse.cz>
3715 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3716 gimplified parameters.
3718 2010-03-01 Christian Bruel <christian.bruel@st.com>
3720 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3722 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3724 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3726 2010-03-01 Richard Guenther <rguenther@suse.de>
3729 * expr.c (expand_assignment): Use the alias-oracle to tell
3730 if the rhs aliases the result decl.
3732 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3735 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3736 to sol_gt_pch_get_address.
3737 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3738 64-bit, SPARC and x86.
3739 (sol_gt_pch_get_address): New function.
3741 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3743 * toplev.h (inform_n, error_n): Declare.
3744 * diagnostic.c (inform_n, error_n): New function.
3746 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3748 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3749 has no rtl yet when processing local_decls, queue it and recheck
3750 if deferred stack allocation hasn't assigned it rtl.
3752 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3754 * config/sh/sh.c (unspec_bbr_uid): New.
3755 (gen_block_redirect): Use it instead of INSN_UID.
3756 (gen_far_branch): Likewise.
3758 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3761 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3763 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3765 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3766 (Warning Options): -Wno-conversion-null is valid for
3767 Objective-C++ as well.
3768 * doc/tm.texi (Named Address Spaces): Likewise.
3769 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3770 * doc/tree-ssa.texi (Tree SSA): Likewise.
3772 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3775 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3776 by default. Don't set the default arch for
3777 i[34567]86-*-darwin*|x86_64-*-darwin*.
3779 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3782 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3783 default. Set the default 32bit/64bit archs with $with_arch
3784 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3786 2010-02-27 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/43186
3789 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3790 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3791 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3792 unroller iterations.
3794 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3796 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3797 required and i[34567]86-*-* targets don't support 64bit ISA.
3799 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3802 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3805 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3807 * config.gcc: Set the default arch at least to Prescott for
3808 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3809 if SSE math is enabled.
3811 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3813 * diagnostic.c (diagnostic_initialize): Update.
3814 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3816 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3817 (diagnostic_inhibit_notes): New.
3818 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3820 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3823 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3824 * doc/standards.texi: Likewise.
3825 * doc/extend.texi: Likewise.
3826 * doc/trouble.texi: Likewise.
3827 * doc/cppopts.texi: Likewise.
3828 * doc/install.texi: Likewise.
3829 * c.opt (std=c90,std=gnu90): New options.
3830 * c-opts.c (c_common_handle_option): Handle them.
3832 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3835 * c-decl.c (undeclared_variable): Use an informative note.
3837 2010-02-26 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/43186
3840 * gimple.h (gimple_fold): Remove.
3841 * gimple.c (gimple_fold): Remove. Inline into single user ...
3842 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3843 Try harder for conditions.
3845 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3848 * function.c (used_types_insert): Don't skip through named pointer
3849 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3850 and it is different from the main variant's type.
3852 2010-02-26 Nick Clifton <nickc@redhat.com>
3854 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3856 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3858 * config.gcc: Support --with-fpmath=sse for x86.
3860 * config/i386/ssemath.h: New.
3862 * doc/install.texi (--with-fpmath=sse): Documented.
3864 2010-02-26 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/43188
3867 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3868 vector types of over-aligned element type.
3870 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3874 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3876 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3878 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3880 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3882 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3883 * var-tracking.c: Include diagnostic.h.
3884 (debug_dv): New function.
3885 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3888 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3889 (add_value_chain, add_value_chains, remove_value_chain,
3890 remove_value_chains): Handle DEBUG_EXPRs.
3891 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3894 * regcprop.c (struct queued_debug_insn_change): New type.
3895 (struct value_data_entry): Add debug_insn_changes field.
3896 (struct value_data): Add n_debug_insn_changes field.
3897 (debug_insn_changes_pool): New variable.
3898 (free_debug_insn_changes, apply_debug_insn_changes,
3899 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3900 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3901 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3903 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3905 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3906 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3907 changes, call cprop_find_used_regs via note_stores.
3908 (copyprop_hardreg_forward): When copying vd from predecessor
3909 which has any queued DEBUG_INSN changes, make sure the pointers are
3910 cleared. At the end call df_analyze and then if there are any
3911 DEBUG_INSN changes queued at the end of some basic block for still
3912 live registers, apply them.
3913 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3915 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3917 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3920 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3922 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3923 targets. Set the default with_cpu/with_arch from arch/cpu.
3924 Allow x86-64 and native for with_cpu/with_arch.
3926 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3928 * ebitmap.c: Change calls to verify_popcount with calls to
3929 sbitmap_verify_popcount.
3930 (ebitmap_clear_bit): Fixed map->cacheindex test and
3931 map>cache update when bit clearing results in an empty
3934 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3937 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3938 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3939 and support both V2DF and V2DI modes.
3940 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3941 support both V2DF and V2DI modes.
3942 (general): Delete trailing whitespace from a few patterns.
3944 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3945 V2DF/V2DI interleave high/low builtins.
3947 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3950 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3951 interleave high/low functions.
3953 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3955 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3956 #pragma extern_prefix.
3958 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3961 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3962 BLKmode, assert op0 is a MEM and just adjust its mode.
3965 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3966 if bitpos isn't multiple of mode's bitsize.
3968 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3970 * c.opt (-ftemplate-depth=): New.
3971 (-ftemplate-depth-): Deprecate.
3972 * optc-gen.awk: Handle -ftemplate-depth=.
3973 * opth-gen.awk: Likewise.
3974 * c-opts.c (c_common_handle_option): Likewise.
3975 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3977 2010-02-24 Jason Merrill <jason@redhat.com>
3979 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3981 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3983 * cfg.c (alloc_aux_for_block): Remove inline.
3984 (alloc_aux_for_edge): Likewise.
3986 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3988 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3990 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3992 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3993 * config/i386/sol2-gas.h: New file.
3994 * config.gcc (i[34567]86-*-solaris2*): Use it.
3996 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3999 * c-typeck.c (ep_convert_and_check): New.
4000 (build_conditional_expr): Use it.
4001 (build_binary_op): Likewise.
4003 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4005 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4008 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4009 bounds even for -O+.
4010 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4011 expr needs to have DECL_NAME set.
4013 2010-02-24 Nick Clifton <nickc@redhat.com>
4015 * config/mep/mep.c: Include gimple.h.
4016 (mep_function_uses_sp): Delete unused function.
4017 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4018 parameters. Use unsigned integers to count args. Return a
4019 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4021 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4024 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4025 greater or equal to nelt instead of 2 * nelt.
4026 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4029 2010-02-23 Jason Merrill <jason@redhat.com>
4032 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4033 in cfun->local_decls even if they have register types.
4036 * stor-layout.c (place_field): Don't warn about unnecessary
4037 DECL_PACKED if the type is packed.
4039 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4042 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4043 GOTOFF relocs, even when the base reg isn't pic pointer.
4045 2010-02-23 Michael Matz <matz@suse.de>
4048 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4049 (expand_gimple_basic_block): Generate and use debug temps if there
4050 are debug uses left after the last real use of TERed ssa names.
4051 Unlink debug immediate uses when they are expanded.
4053 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4056 * config/i386/i386.c (override_options): Reorganise to provide
4057 better error messages.
4059 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4062 * graphite-scop-detection.c (create_single_exit_edge): Move
4063 the call to find_single_exit_edge to....
4064 (create_sese_edges): ...here. Don't handle multiple edges
4065 exiting the function.
4066 (build_graphite_scops): Don't handle multiple edges
4067 exiting the function.
4069 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4072 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4073 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4075 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4078 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4080 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4083 * c-typeck.c (convert_arguments): Print declaration location.
4084 * c-common.c (validate_nargs): Rename as
4085 builtin_function_validate_nargs.
4086 (check_builtin_function_arguments): Update.
4088 2010-02-22 Richard Guenther <rguenther@suse.de>
4091 * tree-inline.c (declare_return_variable): Use the type of
4092 the call stmt lhs if available.
4094 2010-02-22 Duncan Sands <baldrick@free.fr>
4096 * passes.c (register_pass): Always consider all pass lists when
4097 ref_pass_instance_number is zero.
4099 2010-02-22 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/42749
4102 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4103 parameter. Do arithmetic in the original type.
4104 (update_accumulator_with_ops): Likewise.
4105 (adjust_accumulator_values): Adjust.
4107 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4109 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4110 (QI to BLKmode splitter): New splitter.
4112 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4115 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4117 2010-02-22 Richard Guenther <rguenther@suse.de>
4119 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4121 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4123 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4124 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4125 ($(T)crti.o, $(T)crtn.o): Remove rules.
4127 2010-02-21 Tobias Burnus <burnus@net-b.de>
4130 * doc/invoke.texi (-fassociative-math): Document that this
4131 option is automatically enabled for Fortran.
4133 2010-02-20 David S. Miller <davem@davemloft.net>
4135 * configure.ac: Test if linker and assembler properly support
4136 GOTDATA_OP relocations.
4137 * configure: Rebuild.
4138 * config.in: Likewise.
4139 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4140 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4141 (movsi_high_pic): Likewise.
4142 (movdi_lo_sum_pic): Likewise.
4143 (movdi_high_pic): Likewise.
4144 (movsi_pic_gotdata_op): New pattern.
4145 (movdi_pic_gotdata_op): Likewise.
4146 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4147 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4149 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4153 attribute to ssemul.
4154 (xop_mulv2div2di3_high): Ditto.
4156 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4159 * c.opt (Wconversion-null): New option.
4160 * doc/invoke.texi (Wconversion-null): Document.
4162 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4164 * common.opt (Wlarger-than-): Add Undocumented.
4166 2010-02-19 Mike Stump <mikestump@comcast.net>
4168 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4170 2010-02-19 Jason Merrill <jason@redhat.com>
4173 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4174 * configure: Likewise.
4176 2010-02-20 Alan Modra <amodra@gmail.com>
4179 * cgraph.h (cgraph_make_decl_local): Declare.
4180 * cgraph.c (cgraph_make_decl_local): New function.
4181 (cgraph_make_node_local): Use it.
4182 * cgraphunit.c (cgraph_function_versioning): Likewise.
4183 * ipa.c (function_and_variable_visibility): Likewise.
4185 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4188 * except.c (sjlj_emit_function_enter): Don't call
4189 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4191 * rtl.h (add_reg_br_prob_note): Remove prototype.
4193 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4196 * c-common.c (conversion_warning): Remove widening conversions
4197 before checking the conversion of integers to reals.
4199 2010-02-19 Mike Stump <mikestump@comcast.net>
4202 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4205 * cgraphunit.c (process_function_and_variable_attributes): Check
4206 DECL_PRESERVE_P instead of looking up attribute "used".
4207 * ipa-pure-const.c (check_decl): Likewise.
4208 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4209 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4210 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4211 instead of attribute "used".
4212 * config/sol2-c.c (solaris_pragma_init): Likewise.
4213 (solaris_pragma_fini): Likewise.
4215 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4217 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4218 Use XCNEW instead of xcalloc.
4219 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4220 XNEW instead of xmalloc.
4221 (get_fields): Use XNEWVEC instead of xmalloc.
4224 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4225 populate vars array.
4226 (create_new_general_access): For debug stmts just reset value.
4227 (get_stmt_accesses): For accesses within debug stmts just record them
4228 using add_access_to_acc_sites instead of preventing the peeling or
4229 counting them as accesses.
4232 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4234 2010-02-19 Richard Guenther <rguenther@suse.de>
4236 PR tree-optimization/42916
4237 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4240 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4242 * configure.ac: Replace all uses of changequote in macro arguments
4243 with proper quoting.
4245 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4248 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4250 2010-02-19 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/42944
4253 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4254 test for aliasing with errno.
4256 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4259 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4260 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4261 * dojump.c: Include output.h.
4262 (inv): New inline function.
4263 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4264 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4265 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4266 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4267 argument, pass it down to other calls.
4268 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4269 add REG_BR_PROB note to the conditional jump.
4270 * cfgexpand.c (add_reg_br_prob_note): Removed.
4271 (expand_gimple_cond): Don't call it, add the probability
4272 as last argument to jumpif_1/jumpifnot_1.
4273 * Makefile.in (dojump.o): Depend on output.h.
4274 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4276 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4277 * stmt.c (do_jump_if_equal): Likewise.
4278 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4279 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4280 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4282 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4283 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4284 jumpifnot_1 callers.
4285 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4287 (store_expr): Adjust jumpifnot caller.
4288 (store_constructor): Adjust jumpif caller.
4291 * gimplify.c (gimple_boolify): For __builtin_expect call
4292 gimple_boolify also on its first argument.
4294 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4296 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4298 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4299 * configure: Regenerated.
4301 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4303 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4304 lang_hooks.types_compatible_p instead of comptypes.
4306 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4308 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4309 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4310 if __prefer_thumb__ is defined.
4312 2010-02-18 Martin Jambor <mjambor@suse.cz>
4314 PR tree-optimization/43066
4315 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4316 array with zero-sized element type.
4318 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4320 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4321 rtx, allocate struct var_loc_node here and return it to the
4322 caller, and only if it is actually needed.
4323 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4324 move it earlier and return immediately if it returns NULL.
4326 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4328 * config/sparc/gas.h: New file. Restore
4329 TARGET_ASM_NAMED_SECTION to its ELF default.
4330 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4332 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4333 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4334 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4335 after sparc/sysv4.h.
4337 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4339 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4341 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4343 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4344 patterns from predicated pattern.
4346 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4350 for insn mnemonic suffix.
4352 2010-02-17 Richard Guenther <rguenther@suse.de>
4354 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4357 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4360 * caller-save.c (save_call_clobbered_regs): If BB ends with
4361 a DEBUG_INSN, move any notes in between last real insn and the last
4362 DEBUG_INSN after the last DEBUG_INSN.
4364 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4366 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4367 Fix return type. Fix argument type. Explain meaning of return value.
4369 2010-02-16 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/41043
4372 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4373 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4375 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4377 2010-02-16 Ira Rosen <irar@il.ibm.com>
4379 PR tree-optimization/43074
4380 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4381 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4382 vectorizable cycles in hybrid SLP check.
4383 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4385 2010-02-16 Richard Guenther <rguenther@suse.de>
4387 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4388 (true_dependence): If memrefs_conflict_p computes must-alias
4389 trust it. Move TBAA check after offset-based disambiguation.
4390 (canon_true_dependence): Likewise.
4392 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4394 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4395 * doc/invoke.texi: Document it.
4396 * var-tracking.c: Include toplev.h and params.h.
4397 (vt_find_locations): Return bool indicating success. Compute
4398 hash sizes unconditionally. Check new parameter, report.
4399 (variable_tracking_main_1): Check vt_find_locations results and
4400 retry. Renamed from...
4401 (variable_tracking_main): ... this. New wrapper to preserve
4402 flag_var_tracking_assignments.
4403 * Makefile.in (var-tracking.o): Adjust dependencies.
4405 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4406 Jakub Jelinek <jakub@redhat.com>
4409 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4410 if weak_import attribute is present.
4411 * config/darwin.c (machopic_select_section): Likewise.
4413 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4415 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4416 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4417 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4418 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4420 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4423 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4426 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4427 Rewrite text to refer to the names.
4429 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4431 * config/i386/i386-builtin-types.def
4432 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4433 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4434 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4435 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4436 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4437 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4438 IX86_BUILTIN_VPERMIL2PS256.
4439 (MULTI_ARG_4_DF2_DI_I): Defined.
4440 (MULTI_ARG_4_DF2_DI_I1): Defined.
4441 (MULTI_ARG_4_SF2_SI_I): Defined.
4442 (MULTI_ARG_4_SF2_SI_I1): Defined.
4443 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4444 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4445 __builtin_ia32_vpermil2ps256.
4446 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4447 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4448 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4449 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4450 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4451 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4452 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4453 CODE_FOR_xop_vpermil2v8sf3.
4454 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4455 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4456 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4457 (_mm256_permute2_pd): New.
4458 (_mm_permute2_ps): New.
4459 (_mm256_permute2_ps): New.
4461 2010-02-15 Nick Clifton <nickc@redhat.com>
4463 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4464 boolean parameters. Use emit_jump_insn when emitting a pop
4465 instruction containing a return insn.
4466 (push): Use 'true' rather than '1' as second parameter to F.
4467 (h8300_expand_prologue): Likewise.
4468 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4469 (h8300_expand_epilogue): Likewise.
4471 2010-02-15 Richard Guenther <rguenther@suse.de>
4474 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4477 2010-02-15 Nick Clifton <nickc@redhat.com>
4479 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4482 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4484 * intl.c (fake_ngettext): New function.
4485 * intl.h (fake_ngettext): Declare.
4486 (ngettext): Define macro.
4487 * collect2.c (notice_translated): New function.
4488 (main): Use notice_translated and ngettext.
4489 * collect2.h (notice_translated): Declare.
4491 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4493 * reorg.c (delete_computation): Comment fixes.
4494 * caller-save.c (setup_save_areas): Idem.
4495 * sel-sched-dump.c (dump_lv_set): Idem.
4498 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4500 * config/s390/s390.c (s390_sched_init): New function.
4501 (TARGET_SCHED_INIT): Target hook defined.
4503 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4504 Jack Howarth <howarth@bromo.med.uc.edu>
4505 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4508 Partial revert of unintended change in fix for PR41605.
4509 * config/darwin.h: Fix typo.
4510 * config/darwin9.h: Same.
4512 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4514 * c-pch.c (pch_init): Clear v.
4516 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4519 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4520 graphite_can_represent_init for MULT_EXPR.
4522 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4526 * graphite-sese-to-poly.c (remove_phi): New.
4527 (translate_scalar_reduction_to_array): Call remove_phi.
4529 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4532 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4533 * graphite-clast-to-gimple.h (gloog): Update declaration.
4534 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4535 * graphite-poly.h (struct poly_bb): Add missing comments.
4536 (struct scop): Add poly_scop_p field.
4538 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4539 * graphite.c (graphite_transform_loops): Build the polyhedral
4540 representation for each scop before code generation.
4541 * sese.c (rename_variables_in_operand): Removed.
4542 (rename_variables_in_expr): Return the renamed expression.
4543 (rename_sese_parameters): New.
4544 * sese.h (rename_sese_parameters): Declared.
4546 2010-02-11 Richard Guenther <rguenther@suse.de>
4548 PR tree-optimization/42998
4549 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4550 POINTER_PLUS_EXPR properly.
4552 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4553 Changpeng Fang <changpeng.fang@amd.com>
4556 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4557 the cost of an IV candidate when the IV is used in a test against zero.
4559 * gcc.dg/tree-ssa/ivopts-3.c: New.
4561 2010-02-11 Richard Guenther <rguenther@suse.de>
4564 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4565 pointer-vs-decl case by swapping refs. Handle some cases
4566 of pointer-vs-decl disambiguations more conservatively.
4567 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4568 to false after expanding.
4570 2010-02-11 Richard Guenther <rguenther@suse.de>
4573 * gcc.c (process_command): Handle LTO file@offset case more
4576 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4578 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4579 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4581 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4583 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4584 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4585 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4586 Optimize eq/ne comparisons when both arguments are known to be
4588 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4589 Don't mask operands unnecessarily if they are known to be already
4592 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4594 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4597 2010-02-10 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/43017
4600 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4601 for wrapping signed arithmetic.
4603 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4606 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4607 if no debug info should be emitted for it.
4609 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4611 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4612 note when flag_exceptions is set.
4614 2010-02-10 Duncan Sands <baldrick@free.fr>
4616 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4618 2010-02-10 Richard Guenther <rguenther@suse.de>
4621 * tree.c (get_unwidened): Handle constants.
4622 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4624 2010-02-10 Martin Jambor <mjambor@suse.cz>
4627 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4628 check for variable argument counts independently.
4630 2010-02-10 Christian Bruel <christian.bruel@st.com>
4633 * config/sh/sh.c (find_barrier): Increase length for non delayed
4634 conditional branches.
4636 2010-02-10 Christian Bruel <christian.bruel@st.com>
4638 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4640 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4642 * builtins.c (set_builtin_user_assembler_name): Also handle
4643 ffs if int is smaller than word.
4645 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4648 * ira-conflicts.c (get_dup): Remove.
4649 (process_reg_shuffles): Add new parameter. Use it as an
4650 additional guard for copy generation.
4651 (add_insn_allocno_copies): Rewrite.
4653 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4655 * common.opt (fsched2-use-traces): Preserved for backward
4657 * doc/invoke.texi: Remove the documentation about option
4658 -fsched2-use-traces.
4659 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4660 flag_sched2_use_traces.
4661 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4662 the backward compatibility flag section.
4664 2010-02-09 Richard Guenther <rguenther@suse.de>
4666 PR tree-optimization/43008
4667 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4668 make HEAP variables initialized from global memory if they
4669 are not known builtin functions.
4670 (find_func_aliases): Adjust.
4672 2010-02-09 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/43000
4675 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4676 arithmetic manually.
4678 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4680 PR tree-optimization/42931
4681 * tree-loop-linear.c (try_interchange_loops): Don't call
4682 double_int_mul if estimated_loop_iterations failed.
4684 2010-02-08 Martin Jambor <mjambor@suse.cz>
4687 * tree-sra.c (build_accesses_from_assign): Do not mark in
4688 should_scalarize_away_bitmap if stmt has volatile ops.
4689 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4692 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4694 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4696 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4698 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4701 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4704 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4706 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4709 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4710 to unknown_dependence.
4711 (graphite_legal_transform_dr): Handle the unknown_dependence.
4712 (graphite_carried_dependence_level_k): Same.
4714 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4716 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4718 2010-02-07 Richard Guenther <rguenther@suse.de>
4721 * expr.c (get_inner_reference): Always initialize *pbitsize.
4723 2010-02-07 Richard Guenther <rguenther@suse.de>
4726 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4727 new ARRAY_REFs on variable size element or minimal index arrays.
4729 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4730 gimple_fold_indirect_ref.
4732 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4735 * arm.c (arm_override_options): Just return if the user has specified
4736 an invalid fpu name.
4738 2010-02-03 Jason Merrill <jason@redhat.com>
4741 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4742 i386_pe_maybe_record_exported_symbol.
4744 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4747 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4748 (pa_delegitimize_address): New function.
4750 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4752 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4753 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4755 2010-02-05 Richard Guenther <rguenther@suse.de>
4758 * lto-streamer-in.c (get_resolution): Deal with references
4759 to undefined functions.
4761 2010-02-05 Richard Guenther <rguenther@suse.de>
4763 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4764 (fold_const_aggregate_ref): Likewise.
4765 (ccp_fold_stmt): Substitute loads.
4766 (maybe_fold_reference): Verify types before substituting.
4768 (fold_gimple_assign): Unshare properly.
4769 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4771 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4773 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4774 for rs6000_gen_cell_microcode.
4776 2010-02-04 Richard Guenther <rguenther@suse.de>
4778 PR rtl-optimization/42952
4779 * dse.c (const_or_frame_p): Remove MEM handling.
4781 2010-02-04 Nick Clifton <nickc@redhat.com>
4783 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4784 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4785 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4786 (mn10300_asm_output_mi_thunk): New function.
4787 (mn10300_can_output_mu_thunk): New function.
4788 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4789 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4790 (FUNCTION_ARG): Delete incorrect comment.
4792 2010-02-03 Jason Merrill <jason@redhat.com>
4795 * fold-const.c (operand_equal_p): Handle erroneous types.
4797 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4799 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4801 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4803 PR rtl-optimization/42941
4804 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4807 2010-02-03 Jason Merrill <jason@redhat.com>
4810 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4812 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4815 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4816 (cselib_reset_table): Renamed from...
4817 (cselib_reset_table_with_next_value): ... this.
4818 (cselib_get_next_uid): Renamed from...
4819 (cselib_get_next_unknown_value): ... this.
4820 * cselib.c (next_uid): Renamed from...
4821 (next_unknown_value): ... this.
4822 (cselib_clear_table): Adjust.
4823 (cselib_reset_table): Adjust. Renamed from...
4824 (cselib_reset_table_with_next_value): ... this.
4825 (cselib_get_next_uid): Adjust. Renamed from...
4826 (cselib_get_next_unknown_value): ... this.
4827 (get_value_hash): Use hash.
4828 (cselib_hash_rtx): Likewise.
4829 (new_cselib_val): Adjust. Set and dump uid.
4830 (cselib_lookup_mem): Pass next_uid as hash.
4831 (cselib_subst_to_values): Likewise.
4832 (cselib_log_lookup): Dump uid.
4833 (cselib_lookup): Pass next_uid as hash. Adjust.
4834 (cselib_process_insn): Adjust.
4835 (cselib_init): Initialize next_uid.
4836 (cselib_finish): Adjust.
4837 (dump_cselib_table): Likewise.
4838 * dse.c (canon_address): Dump value uid.
4839 * print-rtl.c (print_rtx): Print value uid.
4840 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4842 (dv_uid): New function, sort of renamed from...
4843 (dv_htab_hash): ... this, reimplemented in terms of it and...
4844 (dv_uid2hash): ... this. New.
4845 (variable_htab_eq): Drop excess assertions.
4846 (tie_break_pointers): Removed.
4847 (canon_value_cmp): Compare uids.
4848 (variable_post_merge_New_vals): Print uids.
4849 (vt_add_function_parameters): Adjust.
4850 (vt_initialize): Reset table. Adjust.
4852 2010-02-03 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/42944
4855 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4856 (call_may_clobber_ref_p_1): Likewise. Properly handle
4857 malloc and calloc clobbering errno.
4859 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4861 * doc/invoke.texi: Fix name of sched1 dump.
4863 * opts.c (decode_options): Set flag_tree_switch_conversion
4864 only conditionally on optimize >= 2.
4866 * gcse.c: Assorted comment fixes in pass description.
4868 2010-02-03 Anthony Green <green@moxielogic.com>
4870 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4871 nop padding in order to maintain alignment of storage location of
4872 target function address.
4873 (moxie_trampoline_init): Store target function address at newly
4875 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4877 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4879 2010-02-03 Richard Guenther <rguenther@suse.de>
4882 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4884 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4886 * config.gcc: Reenable check for obsolete targets.
4887 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4888 mips-sgi-irix6.[0-4]*.
4890 2010-02-02 Nick Clifton <nickc@redhat.com>
4892 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4893 constant size of 4 as being the same as 0.
4894 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4895 can take values in the range 0..4.
4897 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4900 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4901 as _darwin10_Unwind_FindEnclosingFunction().
4902 * libgcc-libsystem.ver: New.
4904 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4907 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4908 implicitly set registers.
4910 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4912 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4913 (arm_override_options): Allow automatic selection of the thread
4914 pointer register if thumb2.
4915 (legitimize_pic_address): Improve code sequences for Thumb2.
4916 (arm_call_tls_get_addr): Likewise.
4917 (legitimize_tls_address): Likewise.
4918 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4919 (pic_load_addr_32bit): ... this. New named pattern.
4920 * thumb2.md (pic_load_addr_thumb2): Delete.
4921 (pic_load_dot_plus_four): Delete.
4922 (tls_load_dot_plus_four): New named pattern.
4924 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4927 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4928 Document fix for TLS bug.
4930 2010-01-31 Richard Guenther <rguenther@suse.de>
4932 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4933 conservatively correct.
4935 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4939 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4941 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4943 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4945 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4947 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4949 * config.gcc: Adjust order of makefile fragments for mingw targets.
4951 2010-01-31 Richard Guenther <rguenther@suse.de>
4954 * gimplify.c (gimplify_init_constructor): For volatile LHS
4955 initialize a temporary.
4957 2010-01-31 Matthias Klose <doko@ubuntu.com>
4959 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4961 * configure: Regenerate.
4963 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4965 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4966 the same alias set and their sizes different constantness.
4967 (aliasing_component_refs_p): Revert 2009-10-24 change.
4969 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4971 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4974 2010-01-29 Richard Guenther <rguenther@suse.de>
4976 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4977 Assert we successfully updated the call.
4979 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4981 PR rtl-optimization/42889
4982 * df.h (df_set_bb_dirty_nonlr): New prototype.
4983 * df-core.c (df_set_bb_dirty_nonlr): New function.
4984 * df-scan.c (df_insn_rescan): Call it instead of
4985 df_set_bb_dirty for DEBUG_INSNs.
4987 2010-01-29 Richard Guenther <rguenther@suse.de>
4990 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4991 quadratic behavior in most cases.
4993 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4996 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4997 in the call to gen_x86_movsicc_0_m1.
4999 2010-01-28 Richard Guenther <rguenther@suse.de>
5001 PR tree-optimization/42871
5002 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5004 2010-01-28 Richard Guenther <rguenther@suse.de>
5006 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5007 into call arguments.
5009 2010-01-28 Richard Guenther <rguenther@suse.de>
5012 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5013 the forwarder if the destination is an EH landing pad.
5015 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5017 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5018 block list passed to gimple_duplicate_sese_tail.
5019 (parallelize_loops): Avoid parallelization when the function
5021 Avoid parallelization when the preheader is IRREDUCIBLE.
5022 Try to optimize when estimated_loop_iterations_int is unresolved.
5023 Add the loop's location to the dump file.
5024 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5025 (gimple_duplicate_sese_tail): Remove the check for the latch.
5026 Redirect nexits to the exit block.
5027 Remove handling of the incoming edges to the latch.
5028 Redirect the backedge from the copied latch to the exit bb.
5030 2010-01-28 Michael Matz <matz@suse.de>
5033 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5034 Wrap force_reg into a sequence, emit it before user.
5036 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5038 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5040 (arm_legacy_rev): Likewise.
5041 (thumb_legacy_rev): Likewise.
5043 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5045 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5046 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5047 on MEM's address failed, try avoid_constant_pool_reference and
5048 recurse if it returned something different.
5049 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5050 address, try avoid_constant_pool_reference and recurse if it
5051 returned something different.
5052 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5053 address and avoid_constant_pool_reference returned something
5054 different, don't set have_address.
5056 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5059 * var-tracking.c (val_store): Add modified argument, obey it.
5061 (count_uses): Move down logging of main.
5062 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5063 don't need resolution.
5064 (emit_notes_in_bb): Likewise.
5066 2010-01-27 Richard Guenther <rguenther@suse.de>
5069 * tree-inline.c (remap_decl): Delay remapping of SSA name
5070 default definitions until we need them.
5072 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5074 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5075 (rs6000_delegitimize_address): New function.
5077 * config/s390/s390.c (s390_delegitimize_address): Call
5078 delegitimize_mem_from_attrs.
5081 * tree-inline.c (cannot_copy_type_1): Removed.
5082 (copy_forbidden): Don't forbid copying of functions containing
5083 records/unions with variable length fields.
5085 2010-01-27 Christian Bruel <christian.bruel@st.com>
5089 * config/sh/sh.c (find_barrier): Increase length for non delayed
5090 conditional branches.
5092 2010-01-27 Matthias Klose <doko@ubuntu.com>
5094 * configure.ac (gnu-unique-object): Fix ldd version check.
5095 * configure: Regenerate.
5097 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5099 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5101 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5102 Test for HAVE_GNU_AS value.
5104 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5106 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5107 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5108 INT64_TYPE): Define.
5109 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5110 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5111 INT_LEAST64_TYPE): Define.
5112 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5113 UINT_LEAST64_TYPE): Define.
5114 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5115 INT_FAST64_TYPE): Define.
5116 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5117 UINT_FAST64_TYPE): Define.
5118 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5119 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5120 (SIG_ATOMIC_TYPE): Define.
5122 2010-01-26 Richard Guenther <rguenther@suse.de>
5124 * df-scan.c (df_scan_set_bb_info): Remove assert.
5125 (df_insn_rescan_debug_internal): Merge asserts.
5126 (df_install_ref): Likewise.
5127 (df_mark_reg): Use bitmap_set_range.
5128 (df_hard_reg_used_p): Remove assert.
5129 (df_hard_reg_used_count): Likewise.
5131 2010-01-26 Richard Guenther <rguenther@suse.de>
5133 PR rtl-optimization/42685
5134 * web.c (web_main): Ignore DEBUG_INSNs.
5136 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5138 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5140 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5141 Fix types of fndecl and arglist parameters.
5143 2010-01-26 Richard Guenther <rguenther@suse.de>
5146 * tree-eh.c (unsplit_eh): Skip debug insns.
5148 2010-01-26 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/42250
5151 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5153 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5156 * omp-low.c (expand_omp_sections): Only use single_pred if
5157 l2_bb is single_pred_p.
5159 2010-01-25 Christian Bruel <christian.bruel@st.com>
5162 * config/sh/sh.c (find_barrier): Increase length for non delayed
5163 conditional branches.
5164 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5166 2010-01-24 David S. Miller <davem@davemloft.net>
5168 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5169 define if not using GAS.
5170 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5171 Likewise. Delete SECTION_MERGE code, which is only applicable
5174 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5177 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5178 mangling of va_list in system headers.
5180 2010-01-23 Toon Moene <toon@moene.org>
5182 * tree-predcom.c (combine_chains): Return NULL, not false.
5184 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5186 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5187 initialization of variable res to agree with return type.
5189 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5191 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5192 * tree-sra.c: Add include of expr.h.
5194 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5196 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5197 insert the debug stmt on the single non-EH edge from the stmt.
5199 2010-01-22 Richard Henderson <rth@redhat.com>
5202 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5203 the RHS until after generate_subtree_copies has insertted its
5204 code before the current statement.
5206 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5208 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5210 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5212 2010-01-21 Martin Jambor <mjambor@suse.cz>
5214 PR tree-optimization/42585
5215 * tree-sra.c (struct access): New field grp_total_scalarization.
5216 (dump_access): Dump the new field.
5217 (should_scalarize_away_bitmap): New variable.
5218 (cannot_scalarize_away_bitmap): Likewise.
5219 (sra_initialize): Allocate new bitmaps.
5220 (sra_deinitialize): Free new bitmaps.
5221 (create_access_1): New function.
5222 (create_access): Parts moved to create_access_1.
5223 (type_consists_of_records_p): New function.
5224 (completely_scalarize_record): Likewise.
5225 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5226 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5227 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5229 (analyze_all_variable_accesses): Completely scalarize small eligible
5232 2010-01-21 Martin Jambor <mjambor@suse.cz>
5234 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5236 2010-01-21 Andrew Haley <aph@redhat.com>
5238 * gcc.c (process_command): Move lang_specific_driver before
5239 setting cc_libexec_prefix.
5241 2010-01-21 Richard Guenther <rguenther@suse.de>
5244 * fold-const.c (negate_expr_p): Pretend only negative
5245 real constants are easily negatable.
5247 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5248 Jason Merrill <jason@redhat.com>
5250 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5251 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5252 * calls.c (initialize argument_information): Handle it.
5253 * c-common.c (handle_transparent_union_attribute): Use new name.
5254 * c-decl.c (finish_struct): Ditto.
5255 * c-typeck.c (type_lists_compatible_p): Ditto.
5256 (convert_for_assignment): Use new name and also handle record.
5257 * function.c (aggregate_value_p): Handle it.
5258 (pass_by_reference): Ditto.
5259 (assign_parm_data_types): Ditto.
5260 * print-tree.c (print_node): Ditto.
5261 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5262 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5263 * tree.c (first_field): New fn.
5265 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5268 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5269 even when linking statically, for now.
5271 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5274 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5275 without a cselib val.
5276 (count_uses): Accept MO_VAL_SET with no val on stores.
5277 (add_stores): Likewise.
5279 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5281 * var-tracking.c (check_value_val): Add a compile time assertion.
5282 (dv_is_decl_p): Simplify.
5283 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5284 gcc_assert if ENABLE_CHECKING.
5286 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5289 * var-tracking.c: Include tree-flow.h.
5290 (mem_dies_at_call): New.
5291 (dataflow_set_preserve_mem_locs): Use it.
5292 (dataflow_set_remove_mem_locs): Likewise.
5293 (dump_var): Renamed from dump_variable. Adjust all callers.
5294 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5295 * Makefile.in (var-tracking.o): Adjust deps.
5297 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5299 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5301 2010-01-20 Richard Guenther <rguenther@suse.de>
5303 PR tree-optimization/42717
5304 * tree-ssa-dce.c (get_live_post_dom): Remove.
5305 (forward_edge_to_pdom): Take an arbitrary edge to copy
5306 degenerate PHI args from.
5307 (remove_dead_stmt): Use the first post-dominator even if it
5308 does not contain live statements as redirection destination.
5310 2010-01-20 Richard Guenther <rguenther@suse.de>
5312 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5314 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5316 * sel-sched.c (create_speculation_check): Remove set but not used
5318 (try_transformation_cache): Remove set but not used variable ds.
5319 (calculate_privileged_insns): Remove set but not used variables
5320 cur_insn and min_spec_insn.
5321 (find_best_expr): Remove set but not used variable avail_n.
5322 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5324 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5326 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5327 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5330 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5333 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5334 cpu types. Add support for *-sse3 cpu types.
5335 (x86_64-*-*): Ditto.
5337 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5340 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5341 argument, call initializer_constant_valid_p_1 instead of
5342 initializer_constant_valid_p, pass CACHE to it, return NULL
5343 immediately if first call returns NULL.
5344 (initializer_constant_valid_p_1): New function.
5345 (initializer_constant_valid_p): Use it.
5347 2010-01-20 Thomas Quinot <quinot@adacore.com>
5349 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5351 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5353 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5354 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5355 (loc_list_from_tree): Don't handle unsigned division. Handle
5356 signed modulo using DW_OP_{over,over,div,mul,minus}.
5357 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5358 modulo instead of signed.
5360 2010-01-20 DJ Delorie <dj@redhat.com>
5362 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5364 (h8300_emit_stack_adjustment): Propogate it.
5366 (h8300_expand_prologue): Likewise.
5367 (h8300_expand_epilogue): Likewise.
5369 2010-01-19 Michael Matz <matz@suse.de>
5371 PR tree-optimization/41783
5372 * tree-data-ref.c (toplevel): Include flags.h.
5373 (dump_data_dependence_relation): Also dump the inputs if the
5374 result will be unknown.
5375 (split_constant_offset_1): Look through some conversions.
5376 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5377 the offset from last element is too large.
5378 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5379 (reassociate_to_the_same_stmt): Handle vector registers.
5380 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5382 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5383 wide_prolog_niters argument, emit widening instructions.
5384 (vect_do_peeling_for_alignment): Adjust caller, use widened
5385 variant of the iteration cound.
5386 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5388 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5391 * config/arm/neon-testgen.m (emit_automatics): New parameter
5392 features. Adjust for Fixed_return_reg feature.
5393 (test_intrinsic): Call emit_automatics with new feature.
5394 * config/arm/neon.ml: Update copyright years.
5395 (features): New Fixed_return_reg feature.
5396 (ops): Update feature for Vget_low.
5398 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5400 PR tree-optimization/42719
5401 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5405 * fwprop.c (all_uses_available_at): Return false if def_set dest
5406 is a REG that is used in def_insn.
5408 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5410 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5412 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5415 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5417 * target.h (struct gcc_target) <secondary_reload>: Change type
5418 of last argument to secondary_reload_info *.
5420 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5423 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5424 memory references with unaligned offsets. Remove CQImode handling.
5425 (unaligned_memory_operand): Return 1 for memory references with
5426 unaligned offsets. Remove CQImode handling.
5428 2010-01-18 Richard Guenther <rguenther@suse.de>
5431 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5434 2010-01-18 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/42781
5437 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5438 restrict processing only if the original variable was artificial.
5440 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5442 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5443 find number of popped argument bytes.
5445 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5446 Fix the text that describes the return value for invalid insns.
5448 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5450 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5451 Clarify what 'cost of the -dependence' is. Fix quoting.
5453 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5454 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5456 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5458 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5459 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5461 2010-01-17 Richard Guenther <rguenther@suse.de>
5464 * function.c (split_complex_args): Take a VEC to modify.
5465 (assign_parms_augmented_arg_list): Build a VEC instead of
5466 a chain of PARM_DECLs.
5467 (assign_parms_unsplit_complex): Take a VEC of arguments.
5468 Do not fixup unmodified parms.
5469 (assign_parms): Deal with the VEC.
5470 (gimplify_parameters): Likewise.
5472 2010-01-17 Richard Guenther <rguenther@suse.de>
5474 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5475 node existence check.
5476 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5477 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5478 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5479 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5480 (gimple_execute_on_growing_pred): Likewise.
5482 2010-01-17 Richard Guenther <rguenther@suse.de>
5484 PR tree-optimization/42773
5485 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5486 (compute_antic_aux): Likewise.
5487 (compute_partial_antic_aux): Likewise.
5489 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5492 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5495 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5497 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5500 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5501 Fix markup for strict argument.
5503 (TARGET_SCHED_REORDER2): Fix argument types.
5505 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5506 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5508 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5509 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5511 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5514 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5515 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5516 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5517 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5518 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5520 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5522 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5524 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5525 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5527 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5529 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5532 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5534 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5535 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5537 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5539 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5541 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5542 referring to it. Fix language.
5544 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5546 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5548 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5550 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5552 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5553 '@var{stream}. Remove stray 'and'.
5555 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5557 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5559 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5561 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5562 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5564 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5565 Fix description of return value.
5566 Rename argument "sz" to "len."
5568 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5569 Clarify meaning of 'true' return value.
5571 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5573 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5574 rep_mode versus mode_rep.
5576 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5578 (TARGET_BUILTIN_DECL): Fix name.
5580 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5582 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5584 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5586 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5588 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5590 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5593 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5594 Rename argument tm_fn to md_fn.
5596 (TARGET_OPTION_PRINT): Fix argument list.
5598 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5601 * config/i386/i386.c (ix86_fixup_binary_operands):
5602 Revert FMA4 fixup of operands.
5604 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5607 * Makefile.in (write_entries_to_file, install-plugin):
5608 Use \012 instead of \n with tr.
5610 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5612 * configure.ac (HAVE_AS_REF): New C macro.
5613 * configure: Regenerate.
5614 * config.in: Likewise.
5615 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5617 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5620 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5622 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5624 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5626 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5628 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5630 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5632 (TARGET_BINDS_LOCAL_P): Fix argument type.
5634 (TARGET_ASM_FILE_END): Use prototype.
5636 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5638 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5640 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5642 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5644 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5645 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5647 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5648 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5650 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5651 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5652 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5653 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5655 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5657 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5659 (TARGET_INIT_BUILTINS): Use prototype.
5661 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5662 Put 'const char *' in braces. Fix parameter types.
5663 (TARGET_INVALID_CONVERSION): Fix parameter types.
5664 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5665 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5667 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5670 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5672 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5674 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5676 * doc/tm.texi (TARGET_HELP): Fix return type.
5678 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5679 in braces. Fix argument types.
5681 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5683 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5685 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5687 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5688 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5690 (TARGET_MANGLE_TYPE): Fix argument types.
5692 (TARGET_IRA_COVER_CLASSES): Use prototype.
5694 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5696 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5698 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5700 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5702 (TARGET_CALLEE_COPIES): Fix argument types.
5704 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5706 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5708 (TARGET_FUNCTION_VALUE): Fix argument types.
5710 (TARGET_RETURN_IN_MSB): Fix argument type.
5712 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5714 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5716 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5718 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5719 agree with return type.
5721 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5723 2010-01-15 Jing Yu <jingyu@google.com>
5725 PR rtl-optimization/42691
5726 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5727 a pseudo to a constant and are merged, and adjust comments.
5729 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5731 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5733 2010-01-15 Richard Guenther <rguenther@suse.de>
5736 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5737 labels of computed or non-local gotos to the destination.
5738 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5739 landing pad label is the first label.
5741 2010-01-15 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5745 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5748 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5749 to allow generation of the xssqrtdp instruction on power7.
5750 (sqrtdf2_fpr): Ditto.
5752 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5755 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5756 functions with noreturn attribute.
5759 * varasm.c (declare_weak): Add weak attribute to decl if it
5760 doesn't have one already.
5761 (assemble_external): Only add decls to weak_decls if they also
5762 have weak attribute.
5764 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5766 * var-tracking.c (var_reg_delete): Don't delete the association
5767 between REGs and values or one-part variables if the register
5770 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5773 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5774 because its first operand is a non-localized variable.
5776 2010-01-14 Martin Jambor <mjambor@suse.cz>
5778 PR tree-optimization/42706
5779 * tree-sra.c (encountered_recursive_call): New variable.
5780 (encountered_unchangable_recursive_call): Likewise.
5781 (sra_initialize): Initialize both new variables.
5782 (callsite_has_enough_arguments_p): New function.
5783 (scan_function): Call decl and flags check only for IPA-SRA, check
5784 whether there is a recursive call and whether it has enough arguments.
5785 (all_callers_have_enough_arguments_p): New function.
5786 (convert_callers): Look for recursive calls only when
5787 encountered_recursive_call is set.
5788 (ipa_early_sra): Bail out either if
5789 !all_callers_have_enough_arguments_p or
5790 encountered_unchangable_recursive_call.
5792 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5794 * sel-sched.c: Add 2010 to copyright years.
5795 * sel-sched-ir.c: Likewise.
5796 * sel-sched-ir.h: Likewise.
5798 2010-01-14 Martin Jambor <mjambor@suse.cz>
5800 PR tree-optimization/42714
5801 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5802 constructors specially.
5804 2010-01-14 Andi Kleen <ak@linux.intel.com>
5806 * config/i386/drivers-i386.c (detect_caches_intel):
5807 Add l2sizekb parameter and fill in.
5808 (host_detect_local_cpu): Add l2sizekb, fill in.
5809 Add Atom small cache heuristic.
5811 2010-01-14 Andi Kleen <ak@linux.intel.com>
5813 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5814 Add level3 parameter and fill in.
5815 (detect_caches_intel): Handle level3 cache.
5817 2010-01-14 Andi Kleen <ak@linux.intel.com>
5819 * config/i386/drivers-i386.c (host_detect_local_cpu):
5820 Fix core duo detection.
5822 2010-01-14 Andi Kleen <ak@linux.intel.com>
5824 * config/i386/drivers-i386.c (host_detect_local_cpu):
5827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5829 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5830 (rs6000_variable_issue_1): this. Use...
5831 (rs6000_variable_issue): here. Reimplement. Print debug info.
5833 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5835 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5836 sel_restore_notes. Update all callers. Call reemit_notes
5839 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5841 PR rtl-optimization/42246
5842 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5845 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5847 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5848 all successors is the same as number of successors in current region.
5850 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5852 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5853 to rename is not separable. Otherwise check that its LHS is not NULL.
5855 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5857 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5859 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5861 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5862 available registers when failed to discover LHS register class.
5863 Fix indentation. Update comment.
5865 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5866 Alexander Monakov <amonakov@ispras.ru>
5868 PR rtl-optimization/42389
5869 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5871 (advance_state_on_fence): Likewise.
5872 (sel_target_adjust_priority): Print debug output only when
5873 sched_verbose >= 4, not 2.
5874 (get_expr_cost): Do not issue all unique insns on the next cycle.
5875 (fill_insns): Initialize can_issue_more from the value saved
5877 * sel-sched-ir.c (flist_add): New parameter issue_more.
5878 Init FENCE_ISSUE_MORE with it.
5879 (merge_fences): Likewise.
5880 (init_fences): Update call to flist_add.
5881 (add_to_fences, add_clean_fence_to_fences)
5882 (add_dirty_fence_to_fences): Likewise.
5883 (move_fence_to_fences): Update call to merge_fences.
5884 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5886 * sel-sched-ir.h (struct _fence): New field issue_more.
5887 (FENCE_ISSUE_MORE): New accessor macro.
5889 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5891 PR rtl-optimization/42388
5892 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5893 that have no predecessors nor successors. Do not call move_bb_info
5894 for empty blocks outside of current region.
5896 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5898 PR rtl-optimization/42294
5899 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5900 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5901 originators' originators.
5903 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5905 PR rtl-optimization/39453
5906 PR rtl-optimization/42246
5907 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5909 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5911 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5912 Alexander Monakov <amonakov@ispras.ru>
5915 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5916 (maybe_tidy_empty_bb): ... here. Make static. Add new
5917 argument. Update all callers.
5918 (tidy_control_flow): ... and here. Recompute topological order
5919 of basic blocks in region if necessary.
5920 (sel_redirect_edge_and_branch): Change return type. Return true
5921 if topological order might have been invalidated.
5922 (purge_empty_blocks): Export and move from...
5923 * sel-sched.c (purge_empty_blocks): ... here.
5924 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5925 (maybe_tidy_empty_bb): Delete prototype.
5926 (purge_empty_blocks): Declare.
5928 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5930 PR rtl-optimization/42249
5931 * sel-sched.c (try_replace_dest_reg): When chosen register
5932 and original register is the same, do not bail out early, but
5933 still check all original insns for validity of replacing destination
5934 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5937 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5940 Port from no-undefined-overflow branch:
5941 2009-03-09 Richard Guenther <rguenther@suse.de>
5943 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5945 2010-01-14 Richard Guenther <rguenther@suse.de>
5948 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5950 2010-01-14 Ira Rosen <irar@il.ibm.com>
5952 PR tree-optimization/42709
5953 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5954 as scalar type in creation of constant vector operand.
5956 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5959 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5960 (check-parallel-%): Match `testsuite' directory component only
5963 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5965 PR translation/39521
5966 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5969 2010-01-13 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/42730
5972 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5975 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5978 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5979 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5982 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5984 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5985 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5986 ___umulsi3_highpart.
5988 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5989 rather than schedule_insns if the pass is enabled.
5991 2010-01-13 Martin Jambor <mjambor@suse.cz>
5993 PR tree-optimization/42704
5994 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5997 2010-01-13 Martin Jambor <mjambor@suse.cz>
5999 PR tree-optimization/42703
6000 * tree-sra.c (analyze_access_subtree): Check that we can build a
6001 reference to the original data within the aggregate.
6003 2010-01-13 Richard Guenther <rguenther@suse.de>
6005 PR tree-optimization/42705
6006 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6008 2010-01-13 Richard Guenther <rguenther@suse.de>
6011 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6013 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6016 * var-tracking.c (values_to_unmark): New variable.
6017 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6018 values_to_unmark vector. Moved body to...
6019 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6020 instead queue it into values_to_unmark vector.
6021 (vt_find_locations): Free values_to_unmark vector.
6023 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6025 * config/s390/s390.c (override_options): Set
6026 default of max-pending-list-length to 256
6028 2010-01-13 Richard Guenther <rguenther@suse.de>
6031 * tree-pass.h (PROP_gimple_lcx): New.
6032 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6033 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6034 before the final cleanup_eh.
6035 (dump_properties): Dump PROP_gimple_lcx.
6036 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6037 (tree_lower_complex_O0): Remove.
6038 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6039 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6040 tree_lower_complex, schedule TODO_update_ssa.
6041 * lto-streamer-out.c (output_function): Stream the functions
6043 * lto-streamer-in.c (input_function): Likewise.
6044 (lto_read_body): Do not override them here.
6046 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6049 * c-typeck.c (build_c_cast): Fold value cast to union type before
6050 wrapping it in a CONSTRUCTOR.
6052 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6054 PR rtl-optimization/42699
6055 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6058 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6060 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6061 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6062 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6063 SUBTARGET_WARN_UNUSED_SPEC): ... here
6064 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6066 2010-01-12 Julian Brown <julian@codesourcery.com>
6068 * config/arm/neon-schedgen.ml (Utils): Don't try to
6069 open missing module.
6070 (find_with_result): New.
6072 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6075 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6076 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6078 PR tree-optimization/42645
6079 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6080 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6081 decl_map, set processing_debug_stmt to -1 and return name without
6084 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6086 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6087 binutils version, and reword target configuration description.
6089 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6091 * config/avr/avr.h (LINKER_NAME): Remove.
6093 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6096 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6097 that support VSX, warn for -mno-altivec if vsx is not disabled,
6100 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6101 Shujing Zhao <pearly.zhao@oracle.com>
6103 PR translation/42469
6104 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6105 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6106 character between option name and help text.
6107 * c.opt (imultilib): Likewise.
6109 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6111 * lto-streamer-out.c (output_unreferenced_globals): Output static
6114 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6116 PR rtl-optimization/42621
6117 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6118 optimizing for size.
6119 (duplicate_computed_gotos): Remove now-redundant check.
6121 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6124 * configure.ac: Save and restore LDFLAGS and LIBS
6125 * configure: Regenerate.
6127 2010-01-10 Richard Guenther <rguenther@suse.de>
6130 * builtins.c (fold_builtin_strlen): Add type argument and
6131 convert the resulting length to it.
6132 (fold_builtin_1): Adjust.
6134 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6136 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6137 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6139 (num_insns_constant_wide): Adjust for that change.
6141 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6144 * web.c (union_defs): Add used argument, to combine uses of
6146 (entry_register): Adjust type and tests of used argument.
6147 (web_main): Widen used for new use. Pass it to union_defs.
6148 * df.h (union_defs): Adjust prototype.
6150 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6153 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6154 uses in new incoming argument. Free body.
6155 (reset_debug_uses_in_loop): New.
6156 (analyze_insn_to_expand_var): Call the latter if the former found
6157 anything. Fix whitespace. Reject invalid dest overlaps before
6158 going through all insns in the loop.
6160 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6163 * haifa-sched.c (dying_use_p): Debug insns don't count.
6165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6168 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6169 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6170 (verify_gimple_call): Reject LHS in noreturn calls.
6172 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6176 * tree-vect-loop-manip.c (adjust_info): New type.
6177 (adjust_vec): New pointer to vector.
6178 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6179 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6180 (slpeel_update_phis_for_duplicate_loop): Use them.
6181 (slpeel_update_phi_nodes_for_guard1): Likewise.
6182 (slpeel_update_phi_nodes_for_guard2): Likewise.
6183 (slpeel_tree_peel_loop_to_edge): Likewise.
6184 (vect_update_ivs_after_vectorizer): Likewise.
6186 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6188 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6189 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6191 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6193 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6194 bogus uninitialized warning.
6196 2010-01-09 Richard Guenther <rguenther@suse.de>
6199 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6200 the evolution is compatible with the initial condition.
6202 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6204 * gcc.c (process_command): Update copyright notice dates.
6205 * gcov.c (print_version): Likewise.
6206 * gcov-dump.c (print_version): Likewise.
6207 * mips-tfile.c (main): Likewise.
6208 * mips-tdump.c (main): Likewise.
6210 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6213 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6215 (rotlhi3_8): Delete.
6217 (rotlsi3_8): Delete.
6218 (rotlsi3_16): Delete.
6219 (rotlsi3_24): Delete.
6221 (*rotw<mode>3): New.
6222 (*rotb<mode>3): New.
6223 * config/avr/avr.c (avr_rotate_bytes): New function.
6224 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6226 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6229 * configure.ac: Modify -rdynamic check.
6230 * configure: Regenerate.
6232 2010-01-08 DJ Delorie <dj@redhat.com>
6234 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6235 register popping order.
6237 2010-01-08 Richard Guenther <rguenther@suse.de>
6240 * c.opt (fsigned-char): Also let LTO handle this option.
6241 (funsigned-char): Likewise.
6243 2010-01-07 Richard Guenther <rguenther@suse.de>
6245 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6246 (gimple_op): Likewise.
6247 (gimple_op_ptr): Likewise.
6248 (gimple_assign_set_lhs): Remove gcc_assert.
6249 (gimple_assign_set_rhs1): Likewise.
6250 (gimple_assign_set_rhs2): Likewise.
6251 (gimple_call_set_lhs): Likewise.
6252 (gimple_call_set_fn): Likewise.
6253 (gimple_call_set_fndecl): Likewise.
6254 (gimple_call_fndecl): Likewise.
6255 (gimple_call_return_type): Likewise.
6256 (gimple_call_set_chain): Likewise.
6257 (gimple_call_num_args): Likewise.
6258 (gimple_call_set_arg): Likewise.
6259 (gimple_cond_set_code): Likewise.
6260 (gimple_cond_set_lhs): Likewise.
6261 (gimple_cond_set_rhs): Likewise.
6262 (gimple_cond_set_true_label): Likewise.
6263 (gimple_cond_set_false_label): Likewise.
6264 (gimple_label_set_label): Likewise.
6265 (gimple_goto_set_dest): Likewise.
6266 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6267 (gimple_debug_bind_get_value): Likewise.
6268 (gimple_debug_bind_get_value_ptr): Likewise.
6269 (gimple_debug_bind_set_var): Likewise.
6270 (gimple_debug_bind_set_value): Likewise.
6271 (gimple_debug_bind_reset_value): Likewise.
6272 (gimple_debug_bind_has_value_p): Likewise.
6273 (gimple_return_retval_ptr): Remove gcc_assert.
6274 (gimple_return_retval): Likewise.
6275 (gimple_return_set_retval): Likewise.
6276 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6277 (safe_referenced_var_iterator): Remove.
6278 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6279 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6280 (fill_referenced_var_vec): Remove.
6281 (first_readonly_imm_use): Remove redundant gcc_assert.
6282 (phi_arg_index_from_use): Combine gcc_asserts.
6283 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6284 (first_imm_use_stmt): Remove redundant gcc_assert.
6285 * tree-cfg.c (verify_gimple_call): Verify function and chain
6286 operands. Verify arguments.
6287 (verify_types_in_gimple_stmt): Verify condition code and labels.
6289 2010-01-07 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/42641
6292 * sese.c (rename_map_elt_info): Use the SSA name version, do
6295 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6297 PR tree-optimization/42625
6298 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6299 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6301 2010-01-07 Duncan Sands <baldrick@free.fr>
6303 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6305 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6308 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6309 note itself is not function_invariant_p.
6311 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6313 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6314 Do not add the DF_NOTE problem.
6315 * store-motion.c (execute_rtl_store_motion): Likewise.
6317 2010-01-07 Martin Jambor <mjambor@suse.cz>
6319 PR tree-optimization/42157
6320 * tree-sra.c (compare_access_positions): Stabilize sort if both
6321 accesses have integer types, return zero immediately if they are the
6324 2010-01-06 Richard Henderson <rth@redhat.com>
6327 * haifa-sched.c (add_to_note_list): Merge into ...
6328 (concat_note_lists): ... here, and ...
6329 (unlink_other_notes, rm_other_notes): Merge into...
6330 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6331 NOTE_INSN_EPILOGUE_BEG.
6333 2010-01-06 Richard Guenther <rguenther@suse.de>
6335 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6336 not inline regular functions into always-inline functions.
6338 2010-01-06 Nick Clifton <nickc@redhat.com>
6340 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6341 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6343 (OVERRIDE_OPTIONS): Delete.
6344 (OPTIMIZATION_OPTIONS): Define.
6345 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6346 * config/rx/rx.c (rx_handle_option): Issue an error message if
6347 -mcpu=rx200 and -fpu are used together.
6348 (rx_set_optimization_options): New function. Issue an error
6349 message if an optimization attribute attempts to reset the FPU/
6350 math optimization pairing.
6351 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6352 * config/rx/rx.opt: Set the default to 32-bit doubles.
6353 * config/rx/t-rx: Add multilibs for -nofpu option.
6354 * doc/invoke.texi: Update documentation of RX options.
6356 2010-01-06 Richard Guenther <rguenther@suse.de>
6358 * tree-ssa-pre.c (name_to_id): New global.
6359 (alloc_expression_id): Simplify SSA name handling.
6360 (lookup_expression_id): Likewise.
6361 (init_pre): Zero name_to_id.
6362 (fini_pre): Free it.
6364 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6366 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6368 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6371 * config/i386/sse.md (smaxv2di3): New.
6372 (umaxv2di3): Likewise.
6373 (sminv2di3): Likewise.
6374 (uminv2di3): Likewise.
6376 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6379 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6380 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6381 (legitimize_tls_address): Likewise.
6382 (sparc_tls_referenced_p): Likewise.
6383 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6384 and adjust calls to legitimize_pic_address.
6385 (legitimate_constant_p) Use sparc_tls_referenced_p.
6386 (legitimate_pic_operand_p): Likewise.
6387 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6388 (sparc_tls_symbol_ref_1): Delete.
6389 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6390 (legitimize_tls_address): Make static, handle CONST patterns.
6391 (legitimize_pic_address): Make static, remove unused parameter and
6392 adjust recursive calls.
6393 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6394 and adjust call to legitimize_pic_address.
6395 (sparc_output_mi_thunk): Likewise.
6397 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6398 H.J. Lu <hongjiu.lu@intel.com>
6401 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6402 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6403 operands to make them signed.
6406 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6409 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6410 GTU to GT for V4SI and V2DI.
6412 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6413 (umin<mode>3): Removed.
6415 (uminv4si3): Likewise.
6417 2010-01-05 Martin Jambor <mjambor@suse.cz>
6419 PR tree-optimization/42462
6420 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6421 current_function_decl to helper functions and macros.
6423 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6426 * flags.h: Don't include real.h.
6427 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6428 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6429 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6430 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6431 * dominance.c: Update copyright.
6432 * gimple.c (walk_gimple_op): Remove inline.
6433 * tree-ssa-reassoc.c: Include real.h.
6434 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6435 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6437 2010-01-05 Nick Clifton <nickc@redhat.com>
6439 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6440 register to push into the stack frame when the accumulator has to
6441 be saved during interrupts.
6443 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6445 * doc/invoke.texi: Remove the documentation about option
6447 * common.opt (Wunreachable-code): Preserved for backward
6449 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6450 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6451 the backward compatibility flag section.
6453 2010-01-05 Richard Guenther <rguenther@suse.de>
6455 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6457 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6460 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6462 PR tree-optimization/42508
6463 * tree-sra.c (convert_callers): Check for recursive call
6464 by comparing cgraph nodes instead of decls.
6465 (modify_function): Call ipa_modify_formal_parameters also
6466 on all same_body aliases.
6468 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6469 cgraph nodes when checking for same_body aliases.
6471 2010-01-05 Richard Guenther <rguenther@suse.de>
6473 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6474 allocation and lookup.
6475 (get_or_alloc_expr_for_constant): Likewise.
6476 (phi_translate): Sink allocation.
6478 2010-01-04 Richard Guenther <rguenther@suse.de>
6480 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6481 a new entry only if needed.
6482 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6483 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6485 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6487 (phi_translate): Handle CONSTANTs early.
6489 2010-01-04 Martin Jambor <mjambor@suse.cz>
6491 PR tree-optimization/42398
6492 * tree-sra.c (struct access): Removed flag grp_different_types.
6493 (dump_access): Do not dump the removed flag.
6494 (sort_and_splice_var_accesses): Do not set the removed flag.
6495 (sra_modify_expr): Check for type compatibility directly.
6497 2010-01-04 Martin Jambor <mjambor@suse.cz>
6499 PR tree-optimization/42366
6500 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6501 edges with variable number of parameters.
6502 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6503 flag instead of asserting it.
6504 (ipa_read_node_info): Read uses_analysis_done flag.
6506 2010-01-04 Richard Guenther <rguenther@suse.de>
6508 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6509 iterative_hash_* as intended.
6510 (vn_reference_compute_hash): Likewise. Simplify hashing
6512 (vn_reference_lookup_2): Likewise.
6513 (vn_nary_op_compute_hash): Likewise.
6514 (vn_phi_compute_hash): Likewise.
6515 (expressions_equal_p): Remove strange code.
6516 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6517 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6518 (bitmap_insert_into_set_1): Take value-id as parameter.
6519 (add_to_value): Pass it.
6520 (bitmap_insert_into_set): Likewise.
6521 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6523 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6526 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6527 (do_self_spec): For switches with SWITCH_IGNORE set set also
6528 SWITCH_IGNORE_PERMANENTLY.
6529 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6532 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6534 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6535 tree of an unreferenced global var.
6537 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6540 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6541 GTU to GT for V4SI and V2DI.
6543 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6544 (umin<mode>3): Removed.
6546 (uminv4si3): Likewise.
6548 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6551 * collect2.c (main): Turn on trace in collect2 if -v is passed
6554 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6556 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6557 description of expression operand.
6559 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6561 * configure.ac: Add install-html to target_list for Make-hooks.
6562 * configure: Regenerate.
6563 * fortran/Make-lang.in (F95_HTMLFILES): New.
6564 (fortran.html): Use it.
6565 (fortran.install-html): New.
6566 * Makefile.in (install-html): Add lang.install-html.
6567 * java/Make-lang.in (JAVA_HTMLFILES): New.
6568 (java.html): Use it.
6569 (java.install-html): New.
6570 * objc/Make-lang.in (objc.install-html): New.
6571 * objcp/Make-lang.in (obj-c++.install-html): New.
6572 * cp/Make-lang.in (c++.install-html): New.
6573 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6574 * lto/Make-lang.in (lto.install-html): New.
6576 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6579 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6581 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6583 PR rtl-optimization/41862
6584 * store-motion.c (store_killed_in_insn, compute_store_table,
6585 remove_reachable_equiv_notes, replace_store_insn,
6586 build_store_vectors): Ignore all DEBUG_INSNs.
6588 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6591 * common.opt: Add dumpdir.
6593 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6595 (option_map): Add --dumpdir.
6597 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6599 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6601 * opts.c (decode_options): Try dump_dir_name first if
6602 dump_base_name isn't an absolute path.
6603 (common_handle_option): Handle OPT_dumpdir.
6605 * toplev.c (dump_dir_name): New.
6606 (print_switch_values): Also ignore -dumpdir.
6608 * toplev.h (dump_dir_name): New.
6610 2010-01-03 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/42589
6613 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6614 double-word expansion of bswap32.
6616 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6618 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6619 with BLOCK_FOR_INSN.
6620 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6621 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6622 noce_process_if_block): Likewise.
6623 * gcse.c (compute_local_properties, insert_expr_in_table,
6624 insert_set_in_table, canon_list_insert, find_avail_set,
6625 pre_insert_copy_insn): Likewise.
6627 * basic-block.h (BLOCK_NUM): Move from here...
6628 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6630 2010-01-03 Richard Guenther <rguenther@suse.de>
6632 PR tree-optimization/42438
6633 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6634 contains_may_not_return_call flag.
6635 (BB_MAY_NOTRETURN): New.
6636 (valid_in_sets): Trapping nary operations are not valid
6637 in blocks that may not return.
6638 (insert_into_preds_of_block): Remove check for trapping expressions.
6639 (compute_avail): Compute also BB_MAY_NOTRETURN.
6641 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6643 * doc/invoke.texi: Add 2010 to copyright years.
6645 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6647 * config/sparc/sparc.c: Fix formatting nits.
6649 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6650 Alexander Monakov <amonakov@ispras.ru>
6652 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6654 2010-01-02 Richard Guenther <rguenther@suse.de>
6657 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6658 (simplify_switch_using_ranges): Mark to be removed edges
6661 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6663 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6665 * collect2.c (scan_libraries): Add missing argument in call to
6668 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6671 * config/alpha/predicates.md (aligned_memory_operand): Return false
6673 (unaligned_memory_operand): Return true for CQImode.
6674 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6675 doesn not cross aligned SImode word boundary.
6677 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6679 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6681 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6682 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6684 2010-01-02 Richard Guenther <rguenther@suse.de>
6687 * toplev.c (compile_file): Emit LTO marker properly. Change
6689 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6691 2010-01-01 Richard Guenther <rguenther@suse.de>
6694 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6696 2010-01-01 Richard Guenther <rguenther@suse.de>
6699 * c-decl.c (grokdeclarator): For zero-size arrays force
6700 structural equality checks as layout_type does.
6702 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6704 * builtins.c: Update copyright to 2010.
6706 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6709 * lto-streamer-out.c (produce_asm): Revert the last change.
6710 (copy_function): Likewise.
6712 * lto-streamer.c (lto_get_section_name): Skip any leading
6715 2010-01-01 Richard Guenther <rguenther@suse.de>
6718 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6722 Copyright (C) 2010 Free Software Foundation, Inc.
6724 Copying and distribution of this file, with or without modification,
6725 are permitted in any medium without royalty provided the copyright
6726 notice and this notice are preserved.