1 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4 (check_cond_move_block): Likewise.
5 (cond_move_process_if_block): Likewise.
6 (noce_find_if_block): Improve formatting.
7 (find_if_header): Pass 0 to memset and tweak conditions.
8 (cond_exec_find_if_block): Fix long lines and tweak conditions.
10 2010-04-19 Jakub Jelinek <jakub@redhat.com>
12 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
16 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
17 with non-local decl doesn't need chain.
19 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
21 * ira-color.c (allocno_reload_assign): Avoid accumulating
22 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
24 2010-04-19 Martin Jambor <mjambor@suse.cz>
26 * gimple.h (create_tmp_reg): Declare.
27 * gimplify.c (create_tmp_reg): New function.
28 (gimplify_return_expr): Use create_tmp_reg.
29 (gimplify_omp_atomic): Likewise.
30 (gimple_regimplify_operands): Likewise.
31 * tree-dfa.c (make_rename_temp): Likewise.
32 * tree-predcom.c (predcom_tmp_var): Likewise.
33 (reassociate_to_the_same_stmt): Likewise.
34 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
35 (get_replaced_param_substitute): Likewise.
36 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
37 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
38 * tree-ssa-pre.c (get_representative_for): Likewise.
39 (create_expression_by_pieces): Likewise.
40 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
41 (create_tailcall_accumulator): Likewise.
43 2010-04-19 Martin Jambor <mjambor@suse.cz>
45 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
47 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
49 2010-04-19 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/43796
52 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
53 from SCEV in the lattice.
54 (vrp_visit_phi_node): Dump change.
56 2010-04-19 Richard Guenther <rguenther@suse.de>
58 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
59 * configure: Re-generated.
61 2010-04-19 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/43783
64 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
65 constant ARRAY_REF operands two and three if possible.
67 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
72 2010-04-19 Jie Zhang <jie@codesourcery.com>
75 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
77 2010-04-19 Ira Rosen <irar@il.ibm.com>
79 PR tree-optimization/37027
80 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
81 and macro to access it.
82 (vectorizable_reduction): Add argument.
83 (vect_get_slp_defs): Likewise.
84 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
85 statements for possible use in SLP.
86 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
87 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
88 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
90 (vectorizable_reduction): Likewise.
91 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
93 (vectorizable_type_demotion, vectorizable_type_promotion,
94 vectorizable_store): Likewise.
95 (vect_analyze_stmt): Update call to vectorizable_reduction.
96 (vect_transform_stmt): Likewise.
97 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
98 (vect_build_slp_tree): Fix indentation. Check that there are no loads
99 from different interleaving chains in same node.
100 (vect_slp_rearrange_stmts): New function.
101 (vect_supported_load_permutation_p): Allow load permutations for
102 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
103 inside SLP nodes if necessary.
104 (vect_analyze_slp_instance): Handle reductions.
105 (vect_analyze_slp): Try to build SLP instances originating from groups
107 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
108 (vect_get_constant_vectors): Create initial vectors for reductions
109 according to reduction code. Add new argument.
110 (vect_get_slp_defs): Add new argument, pass it to
111 vect_get_constant_vectors.
112 (vect_schedule_slp_instance): Remove SLP tree root statements.
114 2010-04-19 Jakub Jelinek <jakub@redhat.com>
116 * tree.h (ENUM_IS_SCOPED): Define.
117 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
118 for ENUM_IS_SCOPED enums.
120 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
122 * fold-const.c (fold_comparison): Use ssizetype.
123 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
124 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
125 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
126 * tree-object-size.c (compute_object_sizes): Use size_type_node.
128 * tree.h (initialize_sizetypes): Remove parameter.
129 (build_common_tree_nodes): Remove second parameter.
130 * stor-layout.c (initialize_sizetypes): Remove parameter.
131 Always create an unsigned type.
132 (set_sizetype): Assert that the passed type is unsigned and simplify.
133 * tree.c (build_common_tree_nodes): Remove second parameter.
134 Adjust call to initialize_sizetypes.
135 * c-decl.c (c_init_decl_processing): Remove second argument in call to
136 build_common_tree_nodes.
138 2010-04-18 Matthias Klose <doko@ubuntu.com>
140 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
142 2010-04-18 Ira Rosen <irar@il.ibm.com>
144 PR tree-optimization/43771
145 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
146 load permutation doesn't have gaps.
148 2010-04-18 Jan Hubicka <jh@suse.cz>
150 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
151 (sse_prologue_save_insn expander): Use new pattern.
152 (sse_prologue_save_insn1): New pattern and splitter.
153 (sse_prologue_save_insn): Update to deal also with 64bit aligned
155 * i386.c (setup_incoming_varargs_64): Do not compute jump
157 (ix86_gimplify_va_arg): Update alignment needed.
158 (ix86_local_alignment): Do not align all local arrays to 128bit.
160 2010-04-17 Jan Hubicka <jh@suse.cz>
162 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
164 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
166 * arm.md (negdi2): Remove redundant code to force values into a
169 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
171 * arm/bpabi.S: Add EABI alignment attributes to objects.
172 * arm/bpabi-v6m.S: Likewise.
173 * arm/crti.asm: Likewise.
174 * arm/crtn.asm: Likewise.
175 * arm/lib1funcs.asm: Likewise.
176 * arm/libunwind.S: Likewise.
178 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
180 * arm-protos.h (tune_params): New structure.
181 * arm.c (current_tune): New variable.
182 (arm_constant_limit): Delete.
183 (struct processors): Add pointer to the tune parameters.
184 (arm_slowmul_tune): New tuning option.
185 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
186 (all_cores): Adjust to pick up the tuning model.
187 (arm_constant_limit): New function.
188 (arm_override_options): Select the appropriate tuning model. Delete
189 initialization of arm_const_limit.
190 (arm_split_constant): Use the new constant-limit model.
191 (arm_rtx_costs): Pick up the current tuning model.
192 * arm.md (is_strongarm, is_xscale): Delete.
193 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
194 for Xscale variant architectures.
195 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
197 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
199 * config/arm/arm.c (arm_gen_constant): Remove unused variable
201 (arm_rtx_costs_1): Remove unused variable extra_cost.
202 (arm_unwind_emit_set): Use variable offset.
203 (thumb1_output_casesi): Remove unused variable flags.
205 2010-04-16 Jeff Law <law@redhat.com>
207 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
208 needing assignment rather than doing a two-phase assignment. Remove
211 2010-04-16 Jakub Jelinek <jakub@redhat.com>
214 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
216 2010-04-16 Doug Kwan <dougkwan@google.com>
218 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
219 (next_operand_entry_id): New static variable.
220 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
221 (add_to_ops_vec): Assigned unique ID to operand entry.
222 (struct oecount_s): New field ID.
223 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
224 (undistribute_ops_list): Assign unique IDs to oecounts.
225 (init_reassoc): reset next_operand_entry_id.
227 2010-04-16 Doug Kwan <dougkwan@google.com>
229 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
230 missing left parenthesis.
232 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
235 *btdi_rex64 using SWI48 mode iterator.
236 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
237 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
238 *jcc_btdi_mask_rex64.
240 2010-04-16 Anatoly Sokolov <aesok@post.ru>
242 * double-int.h (tree_to_double_int): Convert to macro.
243 * double-int.c (tree_to_double_int): Remove.
245 2010-04-16 Jakub Jelinek <jakub@redhat.com>
248 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
249 with want_address 2 and in case a single element list might be
250 possible, call it again with want_address 0.
252 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
254 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
255 case 'W' print operands for HI mode.
256 * config/h8300/h8300.h (Y0, Y2) : New constraints.
257 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
258 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
259 * config/h8300/predicate.md (bit_register_indirect_operand): New.
261 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
263 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
264 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
265 #xx:3 and #xx:4 mode.
267 * config/h8300/h8300.md (inverted load with HImode dest): Add
270 * config/h8300/predicate.md (bit_operand): Allow immediate values that
271 satisfy 'U' constraint.
273 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
275 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
277 * configure: Regenerate.
278 * config.in: Regenerate.
279 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
282 2010-04-16 Richard Guenther <rguenther@suse.de>
284 * tree.h (struct tree_decl_minimal): Move pt_uid ...
285 (struct tree_decl_common): ... here.
286 (DECL_PT_UID): Adjust.
287 (SET_DECL_PT_UID): Likewise.
288 (DECL_PT_UID_SET_P): Likewise.
290 2010-04-16 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/43572
293 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
294 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
295 * tree-flow.h (is_call_clobbered): Remove.
296 * tree-flow-inline.h (is_call_clobbered): Likewise.
297 * tree-dfa.c (dump_variable): Do not dump call clobber state.
298 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
299 (execute_return_slot_opt): Adjust.
300 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
301 check for call clobbered vars here.
302 (find_tail_calls): Move tailcall verification to the
305 2010-04-16 Diego Novillo <dnovillo@google.com>
307 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
310 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
313 * config/arm/arm.md (cbranchqi4): New pattern.
314 * config/arm/predicates.md (const0_operand,
315 cbranchqi4_comparison_operator): New predicates.
317 2010-04-16 Richard Guenther <rguenther@suse.de>
319 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
320 (dump_gimple_stmt): Likewise.
322 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
324 * recog.h (struct recog_data): New field is_operator.
325 (struct insn_operand_data): New field is_operator.
326 * recog.c (extract_insn): Set recog_data.is_operator.
327 * genoutput.c (output_operand_data): Emit code to set the
329 * reload.c (find_reloads): Use it rather than testing for an
330 empty constraint string.
333 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
334 If the previous insn is a cbranchsi4_insn with the same arguments,
335 omit the compare instruction.
337 * config/arm/arm.md (addsi3_cbranch): If destination is a high
338 register, inputs must be low registers and we need a low register
339 scratch. Handle alternative 2 like alternative 3.
341 2010-04-16 Jakub Jelinek <jakub@redhat.com>
343 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
344 don't call get_addr on both. If one expression is a VALUE and
345 the other a REG, check VALUE's locs if the REG isn't among them.
347 2010-04-16 Christian Bruel <christian.bruel@st.com>
349 * config/sh/sh.h (sh_frame_pointer_required): New function.
350 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
351 (flag_omit_frame_pointer) Set.
352 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
353 (rounded_frame_size): Adjust size with outgoing_args_size.
354 (sh_set_return_address): Must return from stack pointer.
355 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
356 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
357 (ACCUMULATE_OUTGOING_ARGS): Define.
358 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
359 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
361 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
364 * config/sh/sh.c (sh_legitimize_reload_address): Use
365 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
366 Remove a unneeded check for offset_base.
368 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
370 * configure: Regenerated.
372 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
374 * config/s390/s390.c (s390_call_save_register_used): Switch back
377 2010-04-15 Richard Guenther <rguenther@suse.de>
379 * alias.c (alias_set_subset_of): Handle alias-set zero
382 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
383 Julian Brown <julian@codesourcery.com>
385 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
386 alternatives according to use of high and low regs.
387 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
388 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
389 optimizing for size on Thumb-2.
391 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
393 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
395 2010-04-15 Richard Guenther <rguenther@suse.de>
397 * tree-ssa-structalias.c (struct variable_info): Add
399 (new_var_info): Initialize it.
400 (dump_constraints): Support printing last added constraints.
401 (debug_constraints): Adjust.
402 (dump_constraint_graph): Likewise.
403 (make_heapvar_for): Check for NULL cfun.
404 (get_function_part_constraint): New function.
405 (get_fi_for_callee): Likewise.
406 (find_func_aliases): Properly implement IPA PTA constraints.
407 (process_ipa_clobber): New function.
408 (find_func_clobbers): Likewise.
409 (insert_into_field_list_sorted): Remove.
410 (create_function_info_for): Properly allocate vars for IPA mode.
411 Do not use insert_into_field_list_sorted.
412 (create_variable_info_for): Properly generate constraints for
413 global vars in IPA mode.
414 (dump_solution_for_var): Always dump the solution.
415 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
416 (find_what_var_points_to): Adjust.
417 (pt_solution_set): Change.
418 (pt_solution_ior_into): New function.
419 (pt_solution_empty_p): Export.
420 (pt_solution_includes_global): Adjust.
421 (pt_solution_includes_1): Likewise.
422 (pt_solutions_intersect_1): Likewise.
423 (dump_sa_points_to_info): Check some invariants.
424 (solve_constraints): Move constraint dumping ...
425 (compute_points_to_sets): ... here.
426 (ipa_pta_execute): ... and here.
427 (compute_may_aliases): Do not re-compute points-to info
428 locally if IPA info is available.
429 (ipa_escaped_pt): New global var.
430 (ipa_pta_execute): Properly implement IPA PTA.
431 * tree-into-ssa.c (dump_decl_set): Support dumping
432 decls not in referenced-vars.
433 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
434 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
435 (dump_points_to_solution): Likewise.
436 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
437 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
438 (remap_gimple_stmt): Reset call clobber/use information if
440 (copy_decl_to_var): Copy DECL_PT_UID.
441 (copy_result_decl_to_var): Likewise.
442 * tree.c (make_node_stat): Initialize DECL_PT_UID.
443 (copy_node_stat): Copy it.
444 * tree.h (DECL_PT_UID): New macro.
445 (SET_DECL_PT_UID): Likewise.
446 (DECL_PT_UID_SET_P): Likewise.
447 (struct tree_decl_minimal): Add pt_uid member.
448 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
449 (pt_solution_empty_p): Declare.
450 (pt_solution_set): Adjust.
451 (ipa_escaped_pt): Declare.
452 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
453 * gimple-pretty-print.c (pp_points_to_solution): New function.
454 (dump_gimple_call): Dump call clobber/use information.
455 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
456 * tree-pass.h (TDF_ALIAS): New dump option.
457 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
458 * doc/invoke.texi (-fipa-pta): Update documentation.
460 2010-04-15 Richard Guenther <rguenther@suse.de>
462 * Makefile.in (OBJS-common): Add gimple-fold.o.
463 (gimple-fold.o): New rule.
464 * tree.h (maybe_fold_offset_to_reference,
465 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
467 * gimple.h: ... here.
468 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
469 may_propagate_address_into_dereference): Move prototypes ...
470 * gimple.h: ... here.
471 * tree-ssa-ccp.c (get_symbol_constant_value,
472 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
473 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
474 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
475 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
476 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
477 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
478 gimplify_and_update_call_from_tree): Move ...
479 * gimple-fold.c: ... here. New file.
480 (ccp_fold_builtin): Rename to ...
481 (gimple_fold_builtin): ... this.
482 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
484 2010-04-15 Richard Guenther <rguenther@suse.de>
486 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
487 fit_double_type, force_fit_type_double, add_double_with_sign,
488 neg_double, mul_double_with_sign, lshift_double, rshift_double,
489 lrotate_double, rrotate_double, div_and_round_double): Move ...
490 * double-int.c: ... here.
491 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
492 add_double, neg_double, mul_double_with_sign, mul_double,
493 lshift_double, rshift_double, lrotate_double, rrotate_double,
494 div_and_round_double): Move prototypes ...
495 * double-int.h: ... here.
497 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
500 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
501 matching constraints to ensure inputs match the output.
503 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
506 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
507 in an input-only operand.
509 2010-04-15 Anatoly Sokolov <aesok@post.ru>
511 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
512 (double_int_not, double_int_lshift, double_int_rshift): Declare.
513 (double_int_negative_p): Convert to static inline function.
514 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
515 (double_int_negative_p): Remove.
516 * tree.h (lshift_double, rshift_double):
517 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
518 * fold-const.c (fold_convert_const_int_from_real,
519 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
520 (lshift_double): Change type of arith argument to bool.
521 (rshift_double): Change type of arith argument to bool. Correct
523 * expmed.c (mask_rtx, lshift_value): (Ditto.).
525 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
528 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
529 at the start and end of the then/else blocks, and omit them from the
531 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
532 argument; all callers changed. Pass zero to old_insns_match_p instead.
533 (flow_find_head_matching_sequence): New function.
534 (old_insns_match_p): Check REG_EH_REGION notes for calls.
535 * basic-block.h (flow_find_cross_jump,
536 flow_find_head_matching_sequence): Declare functions.
538 2010-04-14 Jason Merrill <jason@redhat.com>
541 * c-common.c (attribute_takes_identifier_p): New fn.
542 * c-common.h: Declare it.
544 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
548 (*udivmod<mode>4): Ditto.
550 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.md (maxmin_int): Rename code attribute from
553 maxminiprefix and update all users.
554 (maxmin_float): Ditto from maxminfprefix.
555 (logic): Ditto from logicprefix.
556 (absneg_mnemonic): Ditto from absnegprefix.
557 * config/i386/mmx.md: Update all users of maxminiprefix,
558 maxminfprefix and logicprefix for rename.
559 * config/i386/sse.md: Ditto.
560 * config/i386/sync.md (sync_<code><mode>): Update for
563 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
566 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
567 warnings converted to errors.
569 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
571 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
572 used insn_type variable.
573 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
574 to avoid set-but-not-used warning.
576 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
578 * df-core.c (df_ref_debug): Change format string placeholder
580 * dwarf2asm.c (dw2_asm_output_data_raw,
581 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
582 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
583 * dwarf2out.c (output_cfi, output_cfi_directive,
584 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
585 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
587 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
588 * print-rtl.c (print_rtx): Ditto.
590 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
593 * builtins.c (expand_builtin_pow_root): New function to expand pow
594 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
595 series of sqrt and cbrt calls under -ffast-math.
596 (expand_builtin_pow): Call it.
598 2010-04-14 Michael Matz <matz@suse.de>
600 PR tree-optimization/42963
601 * tree-cfg.c (touched_switch_bbs): New static variable.
602 (group_case_labels_stmt): New function broken out from ...
603 (group_case_labels): ... here, use the above.
604 (start_recording_case_labels): Allocate touched_switch_bbs.
605 (end_recording_case_labels): Deallocate it, call
606 group_case_labels_stmt.
607 (gimple_redirect_edge_and_branch): Remember index of affected BB.
609 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
614 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
618 2010-04-13 Jan Hubicka <jh@suse.cz>
620 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
621 of optimized out static functions.
622 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
623 cost computation. Also sanity check for overflows.
624 (update_caller_keys): Update cgraph_edge_badness call; properly
625 update fibheap and sanity check that it is up to date.
626 (add_new_edges_to_heap): Update cgraph_edge_badness.
627 (cgraph_decide_inlining_of_small_function): Likewise;
628 add sanity checking that badness in heap is up to date;
629 improve dumping of reason; Update badness of calls to the
630 offline copy of function currently inlined; dump badness
631 of functions not inlined because of unit growth limits.
633 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
636 * c-common.c (pointer_int_sum): Disregard overflow that occured only
637 because of sign-extension change when converting to sizetype here...
638 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
640 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
641 the folding to constants. Remove redundant final conversion.
642 (fold_binary) <associate>: Do not associate if the re-association of
643 constants alone overflows.
644 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
645 to the end of the list.
646 (multiple_of_p) <COND_EXPR>: New case.
648 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
650 * opt-functions.awk (opt_sanitized_name): New.
652 * optc-gen.awk: Use it
653 * opth-gen.awk: Use it.
655 2010-04-13 Martin Jambor <mjambor@suse.cz>
657 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
658 (sra_modify_assign): Delete stmts loading dead data even if racc has no
659 children. Call replace_uses_with_default_def_ssa_name to handle
662 2010-04-13 Michael Matz <matz@suse.de>
665 * builtins.c (expand_builtin_interclass_mathfn): Also create
666 a register if the predicate doesn't match.
668 2010-04-13 Diego Novillo <dnovillo@google.com>
670 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
671 * c-pch.c: Include timevar.h.
672 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
673 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
674 * ggc-common.c: Include timevar.h.
675 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
676 * timevar.def (TV_PCH_SAVE): Define.
677 (TV_PCH_CPP_SAVE): Define.
678 (TV_PCH_PTR_REALLOC): Define.
679 (TV_PCH_PTR_SORT): Define.
680 (TV_PCH_RESTORE): Define.
681 (TV_PCH_CPP_RESTORE): Define.
683 2010-04-13 Michael Matz <matz@suse.de>
685 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
687 (can_reassociate_p): New function.
688 (break_up_subtract_bb, reassociate_bb): Use it.
690 2010-04-13 Richard Guenther <rguenther@suse.de>
693 * builtins.c (c_readstr): Fix assert.
695 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
698 when generating cltd insn.
700 (*ashl<mode>3_1): Remove special handling for register operand 2.
701 (*ashlsi3_1_zext): Ditto.
703 (*ashlhi3_1_lea): Ditto.
705 (*ashlqi3_1_lea): Ditto.
706 (*<shiftrt_insn><mode>3_1): Ditto.
707 (*<shiftrt_insn>si3_1_zext): Ditto.
708 (*<shiftrt_insn>qi3_1_slp): Ditto.
709 (*<rotate_insn><mode>3_1): Ditto.
710 (*<rotate_insn>si3_1_zext): Ditto.
711 (*<rotate_insn>qi3_1_slp): Ditto.
713 2010-04-13 Richard Guenther <rguenther@suse.de>
715 * tree-ssa-structalias.c (callused_id): Remove.
716 (call_stmt_vars): New.
717 (get_call_vi): Likewise.
718 (lookup_call_use_vi): Likewise.
719 (lookup_call_clobber_vi): Likewise.
720 (get_call_use_vi): Likewise.
721 (get_call_clobber_vi): Likewise.
722 (make_transitive_closure_constraints): Likewise.
723 (handle_const_call): Adjust to do per-call call-used handling.
724 (handle_pure_call): Likewise.
725 (find_what_var_points_to): Remove general callused handling.
726 (init_base_vars): Likewise.
727 (init_alias_vars): Initialize call_stmt_vars.
728 (compute_points_to_sets): Process call-used and call-clobbered
729 vars for call statements.
730 (delete_points_to_sets): Free call_stmt_vars.
732 2010-04-13 Richard Guenther <rguenther@suse.de>
734 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
735 Only add RW dependence for dependence distance zero.
736 Adjust maximal vectorization factor according to dependences.
737 Move alignment handling ...
738 (vect_find_same_alignment_drs): ... here. New function.
739 (vect_analyze_data_ref_dependences): Adjust.
740 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
741 (vect_analyze_data_refs): Adjust minimal vectorization factor
742 according to data references.
743 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
744 dependences before determining the vectorization factor.
745 Analyze alignment after determining the vectorization factor.
746 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
747 dependences before alignment.
748 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
750 (vect_analyze_data_refs): Likewise.
751 (MAX_VECTORIZATION_FACTOR): New define.
753 2010-04-13 Duncan Sands <baldrick@free.fr>
755 * except.h (lang_eh_type_covers): Remove.
756 * except.c (lang_eh_type_covers): Likewise.
758 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
759 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
761 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
762 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
763 UNITS_PER_LONG where it is ABI relevant.
764 (s390_return_addr_rtx): Likewise.
765 (s390_back_chain_rtx): Likewise.
766 (s390_frame_area): Likewise.
767 (s390_frame_info): Likewise.
768 (s390_initial_elimination_offset): Likewise.
769 (save_gprs): Likewise.
770 (s390_emit_prologue): Likewise.
771 (s390_emit_epilogue): Likewise.
772 (s390_function_arg_advance): Likewise.
773 (s390_function_arg): Likewise.
774 (s390_va_start): Likewise.
775 (s390_gimplify_va_arg): Likewise.
776 (s390_function_profiler): Likewise.
777 (s390_optimize_prologue): Likewise.
778 (s390_rtx_costs): Likewise.
779 (s390_secondary_reload): Likewise.
780 (s390_promote_function_mode): Likewise.
781 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
782 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
784 (s390_unwind_word_mode): New function.
785 (s390_function_value): Split 64 bit values into register pair if
786 used as return value.
787 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
788 function call parameters. Handle parallels.
789 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
790 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
791 (DWARF_CIE_DATA_ALIGNMENT): New macro.
792 (s390_expand_setmem): Remove unused variable src_addr.
793 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
794 deal with 64 bit registers.
795 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
796 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
797 (UNITS_PER_LONG): New macro.
798 * libjava/include/s390-signal.h: Define extended ucontext
799 structure containing the upper halfs of the 64 bit registers.
801 2010-04-13 Simon Baldwin <simonb@google.com>
803 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
805 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
807 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
808 rvalue on the RHS if the LHS is of a non-renamable type.
809 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
811 2010-04-13 Matthias Klose <doko@ubuntu.com>
813 * gcc.c (cc1_options): Handle -iplugindir before processing
814 the cc1 spec. Only add -iplugindir once.
815 (cpp_unique_options): Add -iplugindir option if -fplugin* options
817 * common.opt (iplugindir): Remove `Separate' property, initialize.
818 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
820 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
821 (distclean): Remove plugin dir.
822 * doc/invoke.texi: Document -iplugindir.
824 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
826 * doc/plugins.texi (Loading Plugins): Document short
828 (Plugin API): Mention default_plugin_dir_name function.
830 * gcc.c (find_file_spec_function): Add new declaration.
831 (static_spec_func): Use it for "find-file".
832 (find_file_spec_function): Add new function.
833 (cc1_options): Add -iplugindir option if -fplugin* options found.
835 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
837 * plugin.c (add_new_plugin): Updated comment, and handle short
839 (default_plugin_dir_name): Added new function.
841 * common.opt (iplugindir): New option to set the plugin directory.
843 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
845 * config/i386/i386.md (any_rotate): New code iterator.
846 (rotate_insn): New code attribute.
848 (SWIM124): New mode iterator.
849 (<rotate_insn>ti3): New expander.
850 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
851 any_rotate code iterator.
852 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
853 using any_rotate code iterator and SWIM124 mode iterator.
854 (ix86_rotlti3): New insn_and_split pattern.
855 (ix86_rotrti3): Ditto.
856 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
857 ix86_rotl{di,ti}3 patterns.
858 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
859 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
860 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
861 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
862 code iterator and SWI mode iterator.
863 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
864 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
866 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
867 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
868 (bswap rotatert splitter): Add splitter.
869 (bswap splitter): Macroize splitter using any_rotate code iterator.
870 Add insn predicate to split only for TARGET_USE_XCHGB or when
871 optimizing function for size.
873 2010-04-12 Steve Ellcey <sje@cup.hp.com>
875 * config/pa/pa.c (emit_move_sequence): Remove use of
876 deleted variable flag_argument_noalias.
878 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
880 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
882 Add to unsupported targets list.
883 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
884 sparc*-sun-solaris2.[567]* from target lists.
885 * configure: Regenerate.
886 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
888 Remove Solaris 7 patch references.
889 (Specific, sparc-sun-solaris2.7): Removed.
890 (sparc-sun-solaris2*): Update Solaris 7 example.
891 (sparc64-*-solaris2*): Likewise.
893 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
895 * config.build (alpha*-dec-osf4*): Remove.
896 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
897 of obsolete configurations.
898 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
900 * config/alpha/t-osf4: Renamed to ...
901 * config/alpha/t-osf5: ... this.
902 * config/alpha/osf.h: Renamed to ...
903 * config/alpha/osf5.h: ... this.
904 Merged old osf5.h contents.
906 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
907 (EXTRA_SPECS): Removed.
908 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
909 reflect removal of Tru64 UNIX V4.0/V5.0 support.
912 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
914 * doc/contrib.texi (Contributors, Rainer Orth): Update.
916 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
919 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
920 __thiscall convention.
922 2010-04-12 Steve Ellcey <sje@cup.hp.com>
924 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
926 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
928 2010-04-12 Steve Ellcey <sje@cup.hp.com>
930 * function.c (assign_parms_initialize_all): Add unused attribute
933 2010-04-12 Richard Guenther <rguenther@suse.de>
935 * gsstruct.def (GSS_CALL): New.
936 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
937 * gimple.h: Include tree-ssa-alias.h.
938 (struct gimple_statement_call): New.
939 (union gimple_statement_struct_d): Add gimple_call member.
940 (gimple_call_reset_alias_info): Declare.
941 (gimple_call_use_set): New function.
942 (gimple_call_clobber_set): Likewise.
943 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
944 * gimple.c (gimple_call_reset_alias_info): New function.
945 (gimple_build_call_1): Call it.
946 * lto-streamer-in.c (input_gimple_stmt): Likewise.
947 * tree-inline.c (remap_gimple_stmt): Likewise.
948 (expand_call_inline): Remove callused handling.
949 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
950 * tree-dfa.c (dump_variable): Likewise.
951 * tree-parloops.c (parallelize_loops): Likewise.
952 * tree-ssa.c (init_tree_ssa): Likewise.
953 (delete_tree_ssa): Likewise.
954 * tree-flow-inline.h (is_call_used): Remove.
955 * tree-flow.h (struct gimple_df): Remove callused member.
956 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
957 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
958 (ref_maybe_used_by_call_p_1): Simplify.
959 (call_may_clobber_ref_p_1): Likewise.
960 * tree-ssa-structalias.c (compute_points_to_sets): Set
961 the call stmt used and clobbered sets.
962 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
963 (find_tail_calls): Verify the tail call.
965 2010-04-12 Richard Guenther <rguenther@suse.de>
967 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
968 single-iteration always-inline inlining.
969 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
970 (cgraph_decide_inlining): Do not handle always-inline specially.
971 (try_inline): Remove always-inline cycle detection special case.
972 Do not recurse on always-inlines.
973 (cgraph_early_inlining): Do not iterate if not optimizing.
974 (cgraph_gate_early_inlining): remove.
975 (pass_early_inline): Run unconditionally.
976 (gate_cgraph_decide_inlining): New function.
977 (pass_ipa_inline): Use it. Do not run the IPA inliner if
978 not inlining or optimizing.
979 (cgraph_decide_inlining_of_small_functions): Also consider
980 always-inline functions.
981 (cgraph_default_inline_p): Return true for nodes which should
982 disregard inline limits.
983 (estimate_function_body_sizes): Assume zero size and time for
984 nodes which are marked as disregarding inline limits.
985 (cgraph_decide_recursive_inlining): Do not perform recursive
986 inlining on always-inline nodes.
988 2010-04-12 Jakub Jelinek <jakub@redhat.com>
991 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
992 for exprs satisfying handled_component_p.
994 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
996 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
997 non-constant aggregate elements.
999 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1000 is a real initialization.
1002 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1005 * c-decl.c (start_function): Move forward check for nested function.
1007 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1009 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1010 * config/sh/sh.c: Include reload.h.
1011 (sh_legitimize_reload_address): New.
1012 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1013 sh_legitimize_reload_address.
1015 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1017 * config/sh/sh.md (*movqi_pop): New insn pattern.
1018 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1020 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/i386.md (any_shiftrt): New code iterator.
1023 (shiftrt_insn): New code attribute.
1025 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1026 using any_shiftrt code iterator.
1027 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1028 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1029 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1030 pattern from corresponding peephole2 patterns.
1031 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1032 using any_shiftrt code iterator.
1033 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1034 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1035 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1036 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1037 *{ashr,lshr}<mode>3_cmp_zext.
1038 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1040 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1044 (*lshr<mode>3_cconly): Ditto.
1046 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1049 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1050 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1051 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1053 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1054 from corresponding peephole2 patterns.
1055 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1056 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1057 and *lshrdi3_1_rex64 using SWI mode iterator.
1058 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1059 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1060 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1061 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1062 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1063 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1064 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1065 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1066 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1069 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1072 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1073 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1074 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1076 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1077 from corresponding peephole2 patterns.
1078 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1079 (ashrsi3_cvt): Rename from ashrsi3_31.
1080 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1081 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1082 and x86_64_shift_adj_3 using SWI48 mode iterator.
1083 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1084 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1085 and *ashrdi3_1_rex64 using SWI mode iterator.
1086 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1087 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1088 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1089 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1090 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1091 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1092 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1093 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1094 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1096 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1097 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1098 x86_shift<mode>_adj_3 expanders.
1100 2010-04-10 Wei Guozhi <carrot@google.com>
1103 * config/arm/arm.c (arm_pic_static_addr): New function.
1104 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1106 (arm_output_addr_const_extra): Output expression for new pattern.
1107 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1109 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1111 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1114 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1115 * web.c: Include "insn-config.h" and "recog.h".
1116 (union_match_dups): New function.
1117 (web_main): Call it.
1118 (union_defs): Don't try to recognize match_dups.
1120 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1121 if doing so would replace the entire pattern.
1123 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1128 and splitter pattern. Change splitter operand 1 predicate to
1131 2010-04-09 Martin Jambor <mjambor@suse.cz>
1133 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1134 lattices are addresses of CONST_DECLs with the same initial value.
1135 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1136 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1138 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1139 Bernd Schmidt <bernds@codesourcery.com>
1141 * loop-invariant.c (replace_uses): New static function.
1142 (move_invariant_reg): Use it to ensure we can replace the uses.
1144 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1146 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1148 (picochip_override_options): Enable section anchors only above -O1.
1149 (picochip_reorg): Fixed a couple of build warnings.
1151 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1153 * configure.ac (plugin -rdynamic test): Log result.
1154 * configure: Regenerate.
1155 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1156 (RDYNAMIC_SPEC): Define.
1157 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1159 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1161 * configure.ac: Determine Sun ld version numbers.
1162 (comdat_group): Restrict GNU ld version checks to gld.
1163 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1164 (enable_comdat): Support --enable-comdat.
1165 * configure: Regenerate.
1166 * doc/install.texi (Configuration): Document --enable-comdat.
1168 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1170 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1171 * config/sol2-gld.h: ... here.
1172 * config.gcc (sparc*-*-solaris2*): Reflect this.
1173 (i[34567]86-*-solaris2*): Use it.
1175 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1177 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1179 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1181 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1184 * diagnostic.c (diagnostic_initialize): Initialize
1185 some_warnings_are_errors.
1186 (diagnostic_finish): New.
1187 (diagnostic_action_after_output): Call it before exiting.
1188 (diagnostic_report_diagnostic): Do not print message here. Set
1189 some_warnings_are_errors.
1190 * diagnostic.h (diagnostic_context): Delete
1191 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1192 (diagnostic_finish): Declare.
1193 * toplev.c (toplev_main): Call it before exit.
1195 2010-04-09 Jason Merrill <jason@redhat.com>
1198 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1199 for incomplete type.
1202 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1203 based on a warning flag.
1205 2010-04-09 Richard Guenther <rguenther@suse.de>
1207 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1209 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1212 * varasm.c (default_assemble_visibility): Wrap vars that are
1213 set, but unused, by targets without GAS.
1214 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1215 Remove set, but unused, vars.
1216 (rs6000_legitimize_tls_address): Likewise.
1217 (altivec_expand_dst_builtin): Likewise.
1218 * config/darwin.c (machopic_classify_symbol): Likewise.
1219 (machopic_indirection_name): Likewise.
1221 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/i386.md (DWI): New mode iterator.
1224 (S): New mode attribute.
1225 (shift_operand): Ditto.
1226 (shift_immediate_operand): Ditto.
1227 (ashl_input_operand): Ditto.
1228 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1229 using SDWIM mode iterator.
1230 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1231 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1233 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1234 from corresponding peephole2 patterns.
1235 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1236 and x86_64_shift_adj_1 using SWI48 mode iterator.
1237 (x86_shift<mode>_adj_2): Ditto.
1238 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1239 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1240 using SWI48 mode iterator.
1241 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1242 *ashldi3_cmp_rex64 using SWI mode iterator.
1243 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1244 *ashldi3_cconly_rex64 using SWI mode iterator.
1245 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1246 x86_shift<mode>_adj_{1,2}.
1247 (ix86_split_ashr): Ditto.
1248 (ix86_split_lshr): Ditto.
1250 2010-04-09 Richard Guenther <rguenther@suse.de>
1252 * target.h (builtin_conversion): Pass in input and output types.
1253 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1254 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1255 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1256 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1258 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1260 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1262 2010-04-09 Richard Guenther <rguenther@suse.de>
1265 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1267 2010-04-09 Richard Guenther <rguenther@suse.de>
1269 * tree-vectorizer.h (struct _stmt_vec_info): Document
1270 that vectype is the type of the LHS.
1271 (supportable_widening_operation, supportable_narrowing_operation):
1272 Get both input and output vector types as arguments.
1273 (vect_is_simple_use_1): Declare.
1274 (get_same_sized_vectype): Likewise.
1275 * tree-vect-loop.c (vect_determine_vectorization_factor):
1276 Set STMT_VINFO_VECTYPE to the vector type of the def.
1277 (vectorizable_reduction): Adjust.
1278 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1279 Adjust. Specify the output vector type.
1280 (vect_pattern_recog_1): Adjust.
1281 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1282 (vectorizable_call): Adjust.
1283 (vectorizable_conversion): Likewise.
1284 (vectorizable_operation): Likewise.
1285 (vectorizable_type_demotion): Likewise.
1286 (vectorizable_type_promotion): Likewise.
1287 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1289 (vect_is_simple_use_1): New function.
1290 (supportable_widening_operation): Get both input and output
1292 (supportable_narrowing_operation): Likewise.
1293 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1295 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1297 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1298 __thiscall and _thiscall as predefined macros.
1299 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1300 thiscall attribute handling.
1301 (ix86_comp_type_attributes): Likewise.
1302 (ix86_function_regparm): Likewise.
1303 (ix86_return_pops_args): Likewise.
1304 (init_cumulative_args): Likewise.
1305 (find_drap_reg): Likewise.
1306 (ix86_static_chain): Likewise.
1307 (x86_this_parameter): Likewise.
1308 (x86_output_mi_thunk): Likewise.
1309 (ix86_attribute_table): Add description for thiscall attribute.
1310 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1311 * doc/extend.texi: Add documentation for thiscall.
1313 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1316 * c.opt (Wint-to-pointer-cast): Available in C++.
1317 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1319 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1321 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1322 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1323 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1324 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1325 function type instead. Reorder and simplify checks.
1327 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1329 2010-04-08 Jing Yu <jingyu@google.com>
1330 Zdenek Dvorak <ook@ucw.cz>
1332 PR tree-optimization/42720
1333 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1334 loop unswitch conditions here from ...
1335 (tree_unswitch_single_loop): ... here.
1337 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1339 * tree-if-conv.c: Fix comments and simplify logic.
1341 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1343 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1344 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1345 (main_tree_if_conversion): Update call to tree_if_conversion.
1347 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1350 * doc/invoke.texi (-b,-V): Delete.
1351 * doc/tm.texi: Do not mention -b.
1352 * gcc.c (display_help): Delete -b and -V.
1353 (process_command): Delete -b and -V.
1354 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1356 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1357 Wolfgang Gellerich <gellerich@de.ibm.com>
1359 Implement target hook for loop unrolling
1360 * target.h (loop_unroll_adjust): Add a new target hook function.
1361 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1362 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1363 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1364 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1365 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1367 (decide_unroll_stupid): Likewise.
1369 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1372 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1374 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1376 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1377 (Specific, *-*-solaris2*): Likewise.
1378 Don't prefer Sun as over GNU as.
1380 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1382 * config/s390/s390.c (override_options): Adjust the z10
1383 defaults for max-unroll-times, max-completely-peeled-insns
1384 and max-completely-peel-times.
1386 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1388 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1389 instructions for z10.
1390 (s390_expand_setmem): Likewise.
1391 (s390_expand_cmpmem): Likewise.
1393 2010-04-08 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43679
1396 * tree-ssa-pre.c (eliminate): Only propagate copies.
1398 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1401 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1402 set but not used variable warning.
1404 2010-04-08 Wei Guozhi <carrot@google.com>
1407 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1408 (arm_size_rtx_costs): Call the new function when optimized for size.
1410 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1413 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1414 op0 is not a MEM, just return NULL instead of assertion
1416 (discover_nonconstant_array_refs): Don't walk debug stmts.
1418 2010-04-08 Doug Kwan <dougkwan@google.com>
1420 * configure.ac: Recognize gold and do not use its version number
1421 to test ld features.
1422 * configure: Regenerate.
1424 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1427 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1428 (negate_value): Move code to push elements to broken_up_substracts ...
1429 (eliminate_plus_minus_pair): ... here. Push operands that have no
1430 negative pair to plus_negates.
1431 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1433 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1435 * doc/install.texi (Configuration): Move description of
1436 --enable-lto, --with-libelf*, --enable-gold from Java section to
1439 * doc/generic.texi (Working with declarations)
1440 (Function Properties, C and C++ Trees): Fix typos.
1441 * doc/sourcebuild.texi (Top Level): Likewise.
1443 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1446 * tree.h (DECL_READ_P): Define.
1447 (struct tree_decl_common): Add decl_read_flag.
1448 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1449 a set but not used warning.
1450 (merge_decls): Merge DECL_READ_P flag.
1451 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1452 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1453 * c-common.c (handle_used_attribute, handle_unused_attribute):
1455 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1457 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1459 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1460 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1461 c_parser_binary_expression, c_parser_cast_expression,
1462 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1463 Call default_function_array_read_conversion instead of
1464 default_function_array_conversion where needed.
1465 (c_parser_unary_expression, c_parser_conditional_expression,
1466 c_parser_postfix_expression_after_primary, c_parser_initelt):
1467 Likewise. Call mark_exp_read where needed.
1468 (c_parser_statement_after_labels, c_parser_asm_operands,
1469 c_parser_typeof_specifier, c_parser_sizeof_expression,
1470 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1472 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1474 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1475 (warn_unused_but_set_parameter): Default to warn_unused
1477 * doc/invoke.texi: Document -Wunused-but-set-variable and
1478 -Wunused-but-set-parameter.
1480 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1481 used count variable.
1482 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1483 when operandN variables aren't used in the body of the expander
1485 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1486 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1487 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1488 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1489 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1490 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1491 * tree.c (PROCESS_ARG): Likewise.
1493 2010-04-07 Simon Baldwin <simonb@google.com>
1495 * diagnostic.h (diagnostic_override_option_index): New macro to
1496 set a diagnostic's option_index.
1497 * c-tree.h (c_cpp_error): Add warning reason argument.
1498 * opts.c (_warning_as_error_callback): New.
1499 (register_warning_as_error_callback): Store callback for
1500 warnings enabled via enable_warning_as_error.
1501 (enable_warning_as_error): Call callback, minor code tidy.
1502 * opts.h (register_warning_as_error_callback): Declare.
1503 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1504 response to -Werror=.
1505 (c_common_init_options): Register warning_as_error_callback in opts.c.
1506 * common.opt: Add -Wno-cpp option.
1507 * c-common.c (struct reason_option_codes_t): Map cpp warning
1508 reason codes to gcc option indexes.
1509 * (c_option_controlling_cpp_error): New function, lookup the gcc
1510 option index for a cpp warning reason code.
1511 * (c_cpp_error): Add warning reason argument, call
1512 c_option_controlling_cpp_error for diagnostic_override_option_index.
1513 * doc/invoke.texi: Document -Wno-cpp.
1515 2010-04-07 Richard Guenther <rguenther@suse.de>
1517 * ipa-reference.c (mark_load): Use get_base_address.
1518 (mark_store): Likewise.
1520 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1521 inserting GIMPLE_NOPs into the IL.
1522 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1523 Explicitly strip handled components and indirect references.
1525 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1526 folding address expressions.
1527 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1528 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1529 operand_equal_p to compare decls.
1530 (ptr_deref_may_alias_decl_p): Likewise.
1531 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1532 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1533 Handle reversed comparison ops.
1534 * tree-sra.c (asm_visit_addr): Use get_base_address.
1535 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1536 * ipa-reference.c (mark_address): Use get_base_address.
1538 2010-04-07 Richard Guenther <rguenther@suse.de>
1540 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1541 Propagate constants everywhere.
1543 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1546 * tree.c (MAX_INT_CACHED_PREC): Define.
1547 (nonstandard_integer_type_cache): New array.
1548 (build_nonstandard_integer_type): Cache results for precision
1549 <= MAX_INT_CACHED_PREC.
1551 2010-04-07 Richard Guenther <rguenther@suse.de>
1553 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1554 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1555 * common.opt: Likewise.
1556 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1557 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1558 (nonoverlapping_memrefs_p): Likewise.
1559 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1560 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1561 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1562 OPT_fargument_noalias_global for backward compatibility.
1564 2010-04-07 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/43270
1567 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1568 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1569 * tree-ssa-pre.c (phi_translate_1): Adjust.
1570 (fully_constant_expression): Split out vn_reference handling to ...
1571 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1572 Fold reads from constant strings.
1573 (vn_reference_lookup): Handle fully constant references.
1574 (vn_reference_lookup_pieces): Likewise.
1575 * Makefile.in (expmed.o-warn): Add -Wno-error.
1577 2010-04-07 Martin Jambor <mjambor@suse.cz>
1579 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1581 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1584 * gcc.c: Add -static-libstdc++ to list of recognized options.
1586 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1588 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1590 2010-04-07 Richard Guenther <rguenther@suse.de>
1593 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1594 bases build simple mem attributes to retain points-to information.
1596 2010-04-07 Richard Guenther <rguenther@suse.de>
1599 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1600 preserve points-to related information.
1602 2010-04-07 Richard Guenther <rguenther@suse.de>
1605 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1606 discard plain indirect references.
1607 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1608 * tree.c (tree_nop_conversion): Likewise.
1610 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1613 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1615 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1617 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1618 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1620 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1622 * tree-if-conv.c: Fix indentation and comments.
1624 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1626 * tree-if-conv.c: Sort static functions in topological order.
1628 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1630 * tree-if-conv.c: Fix indentation and comments.
1632 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1635 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1636 lang_hooks.types.type_for_size instead of
1637 build_nonstandard_integer_type.
1638 When converting an unsigned type to signed, double its precision.
1639 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1640 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1641 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1644 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1647 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1648 POINTER_PLUS_EXPR for pointer types.
1650 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1653 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1654 * graphite-clast-to-gimple.c: Include langhooks.h.
1655 (max_signed_precision_type): New.
1656 (max_precision_type): Takes two types as arguments.
1657 (precision_for_value): New.
1658 (precision_for_interval): New.
1659 (gcc_type_for_interval): New.
1660 (gcc_type_for_value): New.
1661 (gcc_type_for_clast_term): New.
1662 (gcc_type_for_clast_red): New.
1663 (gcc_type_for_clast_bin): New.
1664 (gcc_type_for_clast_expr): Split up into several functions.
1665 (gcc_type_for_clast_eq): Rewritten.
1666 (compute_bounds_for_level): New.
1667 (compute_type_for_level_1): New.
1668 (compute_type_for_level): New.
1669 (gcc_type_for_cloog_iv): Removed.
1670 (gcc_type_for_iv_of_clast_loop): Rewritten.
1671 (graphite_create_new_loop): Compute the lower and upper bound types
1672 with gcc_type_for_clast_expr.
1673 (graphite_create_new_loop_guard): Same.
1674 (find_cloog_iv_in_expr): Removed.
1675 (compute_cloog_iv_types_1): Removed.
1676 (compute_cloog_iv_types): Removed.
1677 (gloog): Do not call compute_cloog_iv_types.
1678 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1680 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1681 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1682 (GBB_CLOOG_IV_TYPES): Removed.
1684 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1686 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1687 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1688 (detect_commutative_reduction): Same.
1690 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1693 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1695 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1696 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1697 (rewrite_commutative_reductions_out_of_ssa): Same.
1698 * passes.c (execute_function_todo): Call verify_ssa for every pass
1699 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1700 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1701 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1702 with an extra argument.
1703 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1704 verify_ssa only when the extra argument is true.
1705 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1706 with an extra argument.
1707 (tree_transform_and_unroll_loop): Same.
1709 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1711 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1712 for all the passes of the LNO having LOOP_CLOSED_SSA.
1713 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1714 * tree-loop-distribution.c (pass_loop_distribution): Same.
1715 * tree-pass.h (TODO_verify_loops): Removed.
1716 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1718 (pass_tree_unswitch): Same.
1719 (pass_predcom): Same.
1720 (pass_vectorize): Same.
1721 (pass_linear_transform): Same.
1722 (pass_graphite_transforms): Same.
1723 (pass_iv_canon): Same.
1724 (pass_complete_unroll): Same.
1725 (pass_complete_unrolli): Same.
1726 (pass_parallelize_loops): Same.
1727 (pass_loop_prefetch): Same.
1728 (pass_iv_optimize): Same.
1730 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1733 * passes.c (init_optimization_passes): Move pass_lim before
1734 pass_copy_prop and pass_dce_loop.
1736 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1739 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1740 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1741 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1742 MULTI_* defines for 4 argument vpermil2p* builtins.
1744 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1747 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1748 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1749 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1750 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1751 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1752 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1753 Use x86_maybe_negate_const_int to output insn mnemonic.
1754 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1755 check from instruction predicate. Update comments.
1756 * config/i386/sync.md (sync_add<mode>): Use
1757 x86_maybe_negate_const_int to output insn mnemonic.
1759 2010-04-06 Jan Hubicka <jh@suse.cz>
1761 PR tree-optimization/42906
1762 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1763 IGNORE_SELF argument. Set visited_control_parents for fully
1765 (find_obviously_necessary_stmts): Update call of
1766 mark_control_dependent_edges_necessary.
1767 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1769 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md: Remove comment about 'e' and 'E'
1774 2010-04-06 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/43627
1777 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1778 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1781 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1783 * BASE-VER: Change to 4.6.0.
1786 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1789 2010-04-06 Richard Guenther <rguenther@suse.de>
1792 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1794 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1796 * doc/invoke.texi (Optimize Options): Document that LTO
1797 won't remove object access purely due to incompatible
1800 2010-04-04 Matthias Klose <doko@ubuntu.com>
1802 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1803 Initialize variable.
1805 2010-04-03 Richard Guenther <rguenther@suse.de>
1808 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1809 require a non-NULL MEM_OFFSET.
1811 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1813 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1814 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1815 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1816 config/alpha/predicates.md, config/arm/arm.md,
1817 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1818 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1819 config/darwin9.h, config/darwin.c, config/darwin.h,
1820 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1821 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1822 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1823 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1824 config/mips/mips.md, config/mn10300/mn10300.c,
1825 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1826 config/rs6000/aix.h, config/rs6000/dfp.md,
1827 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1828 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1829 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1830 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1831 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1832 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1833 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1834 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1835 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1836 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1837 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1838 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1839 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1840 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1841 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1842 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1843 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1844 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1845 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1846 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1847 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1848 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1849 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1850 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1851 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1852 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1853 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1854 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1855 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1856 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1857 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1858 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1859 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1860 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1861 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1862 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1864 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1867 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1868 * aclocal.m4: Regenerate.
1870 2010-04-02 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/43629
1873 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1874 if we have seen a constant value.
1876 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1878 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1880 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1883 * arm.c (legitimize_tls_address): Adjust call to
1884 gen_tls_load_dot_plus_four.
1885 (arm_note_pic_base): New function.
1886 (arm_cannot_copy_insn_p): Use it.
1887 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1890 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1895 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1897 * Makefile.in ($(out_object_file)): Depend on
1898 gt-$(basename $(notdir $(out_file))).h.
1900 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1902 * config.gcc (lm32-*-rtems*): Add t-lm32.
1904 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1906 * config.gcc: Add lm32-*-rtems*.
1907 * config/lm32/rtems.h: New file.
1909 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1912 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1914 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1916 * dwarf2out.c (output_compilation_unit_header): For
1917 -gdwarf-4 use version 4 instead of version 3.
1918 (output_line_info): For version 4 and above emit additional
1919 maximum ops per insn header field.
1920 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1922 * dwarf2out.c (is_c_family, is_java): Remove.
1923 (lower_bound_default): New function.
1924 (add_bound_info, gen_descr_array_type_die): Use it.
1926 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1929 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1930 re-declaration when it happens in a function.
1932 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1934 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1935 (cgraph_remove_function_insertion_hook): Same.
1936 (cgraph_call_function_insertion_hooks): Same.
1938 2010-04-01 Richard Guenther <rguenther@suse.de>
1941 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1942 and TREE_THIS_VOLATILE.
1943 (copy_ref_info): Likewise.
1944 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1945 * tree.c (build6_stat): Ignore side-effects of all but arg5
1946 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1949 2010-04-01 Richard Guenther <rguenther@suse.de>
1951 PR tree-optimization/43607
1952 * ipa-type-escape.c (check_call): Do not access non-existing
1955 2010-04-01 Richard Guenther <rguenther@suse.de>
1959 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1960 Jack Howarth <howarth@bromo.med.uc.edu>
1962 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1965 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1967 * doc/install.texi (Prerequisites): Document libelf usability on
1968 IRIX 5/6 and Solaris 2.
1969 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1970 Update GNU as, GNU ld requirements.
1971 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1972 Document Sun Studio compiler download.
1973 Update and simplify as, ld recommendations.
1974 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1976 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1978 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1979 with_tune_32 to pentium4.
1981 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1983 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1985 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1987 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1988 obsoletion, removal.
1990 Document GNU as requirement.
1991 Update configure requirements.
1992 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1993 Recomment IRIX 6.5.18+.
1994 Document IDF/IDL requirement.
1995 Document GNU as requirement.
1996 Document GNU ld bootstrap failure.
1997 Remove freeware.sgi.com reference.
1999 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2001 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2002 UNIX V4.0, V5.0 obsoletion, removal.
2003 Remove --with-gc=simple reference.
2004 Update VM requirements during bootstrap.
2005 Remove -oldas bootstrap description.
2006 Update binutils reference.
2007 Remove comparison failure note.
2009 2010-03-31 Richard Guenther <rguenther@suse.de>
2010 Zdenek Dvorak <ook@ucw.cz>
2011 Sebastian Pop <sebastian.pop@amd.com>
2014 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2015 with multiple arguments.
2016 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2018 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2020 * graphite-dependences.c (print_pddr): Call print_pdr with an
2022 * graphite-poly.c (debug_pdr): Add an extra argument for the
2025 (print_pbb_domain): Same.
2027 (print_scop_context): Same.
2029 (print_cloog): Same.
2030 (debug_pbb_domain): Same.
2034 (debug_scop_context): Same.
2036 (debug_cloog): Same.
2037 (print_scop_params): Same.
2038 (debug_scop_params): Same.
2039 (print_iteration_domain): Same.
2040 (print_iteration_domains): Same.
2041 (debug_iteration_domain): Same.
2042 (debug_iteration_domains): Same.
2043 (print_scattering_function): Same.
2044 (print_scattering_functions): Same.
2045 (debug_scattering_function): Same.
2046 (debug_scattering_functions): Same.
2047 * graphite-poly.h (debug_pdr): Update declaration.
2049 (print_pbb_domain): Same.
2051 (print_scop_context): Same.
2053 (print_cloog): Same.
2054 (debug_pbb_domain): Same.
2058 (debug_scop_context): Same.
2060 (debug_cloog): Same.
2061 (print_scop_params): Same.
2062 (debug_scop_params): Same.
2063 (print_iteration_domain): Same.
2064 (print_iteration_domains): Same.
2065 (debug_iteration_domain): Same.
2066 (debug_iteration_domains): Same.
2067 (print_scattering_function): Same.
2068 (print_scattering_functions): Same.
2069 (debug_scattering_function): Same.
2070 (debug_scattering_functions): Same.
2072 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2074 * graphite-poly.c (print_scattering_function_1): New.
2075 (print_scattering_function): Call it.
2076 (print_scop_params): Remove spaces at the end of lines.
2079 * graphite-poly.h (print_cloog): Declared.
2080 (debug_cloog): Declared.
2082 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2084 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2086 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2087 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2088 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2089 to switch between adding the IV bump in loop->latch or in loop->header.
2091 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2093 * graphite-poly.c (print_scattering_function): Pretty print following
2096 (print_pbb_domain): Same.
2097 (dump_gbb_cases): Same.
2098 (dump_gbb_conditions): Same.
2101 (print_scop_params): Same.
2102 (print_scop_context): Same.
2104 (print_pbb_body): New.
2105 (lst_indent_to): New.
2106 (print_lst): Start new lines with a #.
2107 * graphite-poly.h (pbb_bb): New.
2108 (pbb_index): Use pbb_bb.
2109 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2111 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2113 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2115 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2116 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2117 and 0 instead of 1 for dw_val_class_flag.
2118 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2119 dw_val_class_range_list, dw_val_class_loc_list,
2120 dw_val_class_lineptr and dw_val_class_macptr, use
2121 DW_FORM_flag_present for dw_val_class_flag and
2122 DW_FORM_exprloc for dw_val_class_loc.
2123 (output_die): For -gdwarf-4 print dw_val_class_loc
2124 size as uleb128 instead of 1 or 2 bytes and don't print
2125 anything for dw_val_class_flag.
2127 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2128 instead of cselib_lookup following by tweaking locs->setting_insn.
2131 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2132 even before returning from label, setjmp call or volatile asm
2135 2010-03-31 Richard Guenther <rguenther@suse.de>
2138 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2139 temporary data on stack.
2141 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2143 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2144 (PUSHSECTION_ASM_OP): Remove.
2145 (POPSECTION_ASM_OP): Remove.
2146 (PUSHSECTION_FORMAT): Remove.
2147 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2148 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2149 * config/sol2.c (solaris_output_init_fini): Use it.
2151 2010-03-31 Jie Zhang <jie@codesourcery.com>
2154 * opt-functions.awk (var_type_struct): Use signed char type
2155 for simple variables.
2157 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2159 * config/sol2.c: Include output.h.
2160 (solaris_assemble_visibility): New function.
2161 * config/t-sol2 (sol2.o): Add output.h dependency.
2162 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2163 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2166 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2169 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2170 V2SImode or XFmode on PRE_DEC.
2173 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2176 2010-03-31 Jie Zhang <jie@codesourcery.com>
2179 * reload.h (caller_save_initialized_p): Declare.
2180 * toplev.c (backend_init_target): Don't call
2181 init_caller_save but set caller_save_initialized_p to false.
2182 * caller-save.c (caller_save_initialized_p): Define.
2183 (init_caller_save): Check caller_save_initialized_p.
2184 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2186 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2189 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2190 and soft-fp/t-softfp to tmake_file.
2191 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2192 (LIBGCC2_TF_CEXT): Define.
2195 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2198 * cselib.c (n_useless_values): Document handling of debug locs.
2199 (n_useless_debug_values, n_debug_values): New variables.
2200 (new_elt_loc_list): Don't add to debug values, keep count.
2201 (promote_debug_loc): New.
2202 (cselib_reset_table): Zero new variables.
2203 (entry_and_rtx_equal_p): Promote debug locs.
2204 (discard_useless_locs): Increment n_useless_debug_values for
2206 (remove_useless_values): Adjust n_useless_values and n_debug_values
2207 with n_useless_debug_values.
2208 (add_mem_for_addr): Promote debug locs.
2209 (cselib_lookup_mem): Likewise.
2210 (cselib_lookup_addr): Renamed to...
2211 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2212 (cselib_log_lookup): ... this. Turn into...
2213 (cselib_lookup_addr): ... new wrapper.
2214 (cselib_lookup_from_insn): New.
2215 (cselib_invalidate_regno): Increment n_useless_debug_values for
2217 (cselib_invalidate_mem): Likewise.
2218 (cselib_process_insn): Take n_deleted and n_debug_values into
2219 account to guard remove_useless_value call.
2220 (cselib_finish): Zero n_useless_debug_values.
2221 * cselib.h (cselib_lookup_from_insn): Declare.
2222 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2223 (sched_analyze_2): Likewise.
2225 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2227 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2229 (adjust_mems): Replace narrowing SUBREG of expression containing
2230 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2231 with operations in the narrower mode.
2234 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2235 regs_invalidated_by_call instead all call_used_reg_set registers.
2237 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2240 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2241 pointer comparisons with types_compatible_p.
2242 * tree-vect-stmts.c (vectorizable_call): Same.
2243 (vectorizable_condition): Same.
2245 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2247 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2248 stack check if the mask would be zero.
2250 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2251 Jack Howarth <howarth@bromo.med.uc.edu>
2253 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2256 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2259 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2261 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2262 Include ___unordxf2 and ___unordtf2.
2263 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2266 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2268 * config/lm32/t-lm32: New file.
2269 * config.gcc: Use the above file when targetting lm32.
2271 2010-03-28 Duncan Sands <baldrick@free.fr>
2273 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2275 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2278 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2279 Improve vectorization cost model diagnostic.
2281 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2284 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2285 compute_data_dependences_for_loop returns false, early exit
2286 and output an extra diagnostic for the failed data reference
2289 2010-03-29 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/43560
2292 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2293 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2295 2010-03-29 Jie Zhang <jie@codesourcery.com>
2298 * toplev.c (process_options): Set optimization_default_node
2299 and optimization_current_node.
2300 * opts.c (decode_options): Don't set optimization_default_node
2301 and optimization_current_node.
2303 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2305 * config/rtems.h: Abandon -qrtems_debug.
2307 2010-03-28 Jan Hubicka <jh@suse.cz>
2309 PR tree-optimization/43505
2310 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2311 map should not be copied.
2313 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2316 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2317 cdtors, set DECL_PRESERVE_P.
2318 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2321 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2323 PR tree-optimization/43528
2324 * stor-layout.c (place_field): Check that constant fits into
2325 unsigned HWI when skipping calculation of MS bitfield layout.
2327 2010-03-27 Jan Hubicka <jh@suse.cz>
2330 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2331 notice_global_symbol work.
2333 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2335 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2336 instead of dwarf2out_decl.
2337 (struct var_loc_node): Remove section_label field.
2338 (dwarf2out_function_decl): New function.
2339 (dwarf2out_var_location): Don't set section_label field.
2340 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2342 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2344 PR tree-optimization/43544
2345 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2346 First argument for builtin vectorized function hook is now a
2347 tree to be able to distinguish between machine specific and
2349 * targhooks.c (default_builtin_vectorized_function): Ditto.
2350 * targhooks.h (default_builtin_vectorized_function): Ditto.
2351 * target.h (struct gcc_target): Ditto.
2352 * tree-vect-stmts.c (vectorizable_function): Ditto.
2353 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2354 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2357 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2360 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2361 nested binding iff it is a FUNCTION_DECL.
2362 (store_parm_decls_newstyle): Pass nested=true to bind for
2363 FUNCTION_DECLs amongst parameters.
2365 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2367 * var-tracking.c (vt_expand_loc_callback): Don't run
2368 cselib_expand_value_rtx_cb in dummy mode if
2369 cselib_dummy_expand_value_rtx_cb returned false.
2371 * var-tracking.c (emit_note_insn_var_location): For one part
2372 notes with offset 0, don't add EXPR_LIST around the location.
2373 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2374 add_location_or_const_value_attribute): Adjust for that change.
2377 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2378 into first operand and location into second.
2379 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2380 dw_cfi_oprnd_loc for DW_CFA_expression.
2381 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2382 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2383 assume first argument is regnum and second argument is location.
2385 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2388 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2389 of scratch register to DImode. Split to DImode comparison operator.
2390 Use SImode subreg of scratch register in the multiplication.
2391 (*cmp_sadd_sidi): Ditto.
2392 (*cmp_ssub_si): Ditto.
2393 (*cmp_ssub_sidi): Ditto.
2395 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2398 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2399 Remove invalid assert and wrong comment.
2401 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2404 * flags.h (final_insns_dump_p): New extern.
2405 * final.c (final_insns_dump_p): New variable.
2406 (rest_of_clean_state): Set it before -fdump-final-insns=
2407 dumping, clear afterwards.
2408 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2409 MEM_ALIAS_SET on MEMs.
2411 2010-03-26 David S. Miller <davem@davemloft.net>
2413 * configure.ac: Fix sparc GOTDATA_OP bug check.
2414 * configure: Rebuild.
2416 2010-03-26 Alan Modra <amodra@gmail.com>
2418 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2420 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2422 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2423 TLS_SECTION_ASM_FLAG.
2425 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2428 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2429 Clear first_function_block_is_cold.
2432 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2433 argument if the argument is truth_value_p.
2435 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2437 * config/rs6000/constraints.md: Update copyright year for my changes.
2440 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2441 used in reg+reg addressing, swap registers.
2443 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2446 * target.h (struct gcc_target): Add code_end hook.
2447 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2449 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2450 * toplev.c (compile_file): Call targetm.asm_out.code_end
2451 hook before unwind info/debug info output.
2452 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2453 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2454 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2455 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2456 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2457 * config/i386/i386.c (ix86_file_end): Renamed to...
2458 (ix86_code_end): ... this. Make static. Don't call
2459 file_end_indicate_exec_stack. Emit unwind info using
2460 final_start_function/final_end_function.
2461 (darwin_x86_file_end): Remove.
2462 (TARGET_ASM_CODE_END): Define.
2463 * config/i386/i386.h (TARGET_ASM_FILE_END,
2464 NEED_INDICATE_EXEC_STACK): Don't define.
2465 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2466 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2467 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2468 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2471 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2472 at the beginning and final_end_function at the end.
2473 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2475 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2477 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2478 and Sun as TLS syntax.
2479 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2480 * configure: Regenerate.
2481 * config.in: Regenerate.
2482 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2483 (default_elf_asm_named_section): Use it.
2484 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2485 (i386_output_dwarf_dtprel): Likewise.
2486 (output_addr_const_extra): Likewise.
2487 (output_pic_addr_const): Lowercase @GOTTPOFF.
2488 (output_addr_const_extra): Likewise.
2489 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2490 (output_addr_const_extra): Likewise.
2491 (output_pic_addr_const): Lowercase @INDNTPOFF.
2492 (output_addr_const_extra): Likewise.
2493 (output_pic_addr_const): Lowercase @NTPOFF.
2494 (output_addr_const_extra): Likewise.
2495 (output_pic_addr_const): Lowercase @TPOFF.
2496 (output_addr_const_extra): Likewise.
2497 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2498 (*tls_global_dynamic_64): Likewise.
2499 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2500 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2502 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2503 (ASM_OUTPUT_TLS_COMMON): Use it.
2504 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2507 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2508 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2509 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2510 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2511 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2512 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2514 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2516 * config/i386/i386.c (override_options): Don't accept
2517 -mtls-dialect=sun any longer.
2518 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2519 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2520 (*tls_local_dynamic_base_32_sun): Likewise.
2521 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2523 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2526 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2527 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2530 * ira.c (adjust_cleared_regs): New function.
2531 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2535 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2537 * expr.c (expand_expr_real): Restore previous
2538 curr_insn_source_location and curr_insn_block after
2539 expand_expr_real_1 call.
2540 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2541 instead of expand_expr_real_1.
2543 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2545 PR rtl-optimization/43413
2546 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2549 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2552 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2553 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2555 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/i386.c (ix86_target_string): Add -mfma.
2558 Fix a typo in comment.
2560 2010-03-22 Mike Stump <mikestump@comcast.net>
2563 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2564 Don't overly align based upon packed packed fields.
2566 2010-03-22 Jason Merrill <jason@redhat.com>
2568 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2569 Use () rather than [], and move before the element type.
2571 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2573 * doc/configfiles.texi (Configuration Files): Removed
2574 fixinc/Makefile*, intl/Makefile.*.
2575 * doc/makefile.texi: Fixed markup. Abstract from version
2576 control system used.
2577 (Makefile): Removed obsolete gcc/java/parse.y example.
2578 * doc/sourcebuild.texi: Likewise.
2579 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2580 libgomp, libssp. Removed fastjar.
2581 (Miscellaneous Docs): Clarify location.
2582 Added COPYING3, COPYING3.LIB.
2583 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2585 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2588 * config/i386/i386.c (x86_function_profiler)
2589 [!NO_PROFILE_COUNTERS]: Fix typo.
2590 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2593 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2594 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2596 * doc/sourcebuild.texi (Test Directives): Split into six
2597 subsections, with most of the current text in new subsections
2598 Directives, Selectors, and Final Actions.
2599 (Directives): Split list of test directives into multiple
2601 (Selectors): Describe use and syntax of selectors.
2602 (Effective-Target Keywords): Describe all existing keywords.
2603 (Add Options): Describe features for dg-add-options.
2604 (Require Support): Describe variants of dg-require-support.
2605 (Final Actions): Describe commands to use in dg-final.
2607 2010-03-22 Michael Matz <matz@suse.de>
2610 * recog.c (validate_replace_rtx_group): Replace also in
2611 REG_EQUAL and REG_EQUIV notes.
2613 2010-03-22 Richard Guenther <rguenther@suse.de>
2615 PR tree-optimization/43390
2616 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2617 sure vector extracts are type correct.
2619 2010-03-22 Richard Guenther <rguenther@suse.de>
2622 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2623 x * sqrt (x) even when optimizing for size if the target
2624 has native support for sqrt.
2626 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2628 * varasm.c (make_decl_rtl_for_debug): Also clear
2629 flag_mudflap for the duration of make_decl_rtl call.
2632 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2633 locs from preserved VALUEs.
2635 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2638 * pa.md (movmemsi): Set align to one if zero.
2639 (movmemdi): Likewise.
2641 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2644 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2645 with their corresponding prologue pushes.
2647 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2650 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2651 at the begining or end.
2652 (spu_expand_epilogue): Likewise.
2654 2010-03-20 Richard Guenther <rguenther@suse.de>
2656 PR rtl-optimization/43438
2657 * combine.c (make_extraction): Properly zero-/sign-extend an
2658 extraction of the low part of a CONST_INT. Also handle
2661 2010-03-19 Mike Stump <mikestump@comcast.net>
2663 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2664 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2665 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2667 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2670 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2673 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2675 PR rtl-optimization/42258
2676 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2677 use that may match DEF.
2680 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2681 the cost of loading the constant rather than assuming
2683 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2684 outer code is AND, do the same tests as the andsi3 expander and
2685 return COSTS_N_INSNS (1) if and is cheap.
2687 * optabs.c (avoid_expensive_constant): Fix formatting.
2689 2010-03-19 Michael Matz <matz@suse.de>
2692 * attribs.c (decl_attributes): When rebuilding a function pointer
2693 type use the same qualifiers as the original pointer type.
2695 2010-03-19 Martin Jambor <mjambor@suse.cz>
2697 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2698 and is_gimple_ip_invariant_address.
2700 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2703 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2705 * config/arm/arm.c (arm_override_options): Turn off
2706 flag_dwarf2_cfi_asm for AAPCS variants.
2708 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2711 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2712 Use PRE_MODIFY instead of PRE_DEC.
2713 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2714 (vfp_emit_fstmd): Likewise.
2716 2010-03-19 Michael Matz <matz@suse.de>
2719 * builtins.c (expand_builtin_interclass_mathfn,
2720 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2723 2010-03-19 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/43415
2726 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2727 (phi_translate_1): ... this.
2728 (phi_translate): Move all caching here. Cache all NARY
2729 and REFERENCE translations.
2731 2010-03-19 David S. Miller <davem@davemloft.net>
2733 With help from Eric Botcazou.
2734 * config/sparc/sparc.c: Include dwarf2out.h.
2735 (emit_pic_helper): Delete.
2736 (pic_helper_symbol_name): Delete.
2737 (pic_helper_emitted_p): Delete.
2738 (pic_helper_needed): New.
2739 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2740 (get_pc_thunk_name): New.
2741 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2742 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2743 Set pic_helper_needed to true. Don't call emit_pic_helper.
2744 (sparc_expand_prologue): Update load_pic_register call.
2745 (sparc_output_mi_thunk): Likewise.
2746 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2747 thunk if possible. Output CFI information as needed.
2749 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2750 Jack Howarth <howarth@bromo.med.uc.edu>
2753 * config/i386/i386.h: Fix ABI on darwin x86-32.
2755 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2757 * tree.h: Declare make_decl_rtl_for_debug.
2758 * varasm.c (make_decl_rtl_for_debug): New.
2759 * dwarf2out.c (rtl_for_decl_location): Call it.
2760 * cfgexpand.c (expand_debug_expr): Call it.
2762 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2765 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2769 * var-tracking.c (vt_init_cfa_base): Do nothing if
2770 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2772 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2775 * var-tracking.c (canonicalize_vars_star): New.
2776 (dataflow_post_merge_adjust): Use it.
2778 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2781 * var-tracking.c (non_suitable_const): New function.
2782 (add_uses): For DEBUG_INSNs with constants, don't record any
2783 value, instead just the constant value itself.
2784 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2785 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2786 (emit_notes_in_bb): Likewise.
2787 (emit_note_insn_var_location): For onepart variables if
2788 cur_loc is a VOIDmode constant, use DECL_MODE.
2790 2010-03-18 Martin Jambor <mjambor@suse.cz>
2793 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2794 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2795 all non-clones. Moved call redirection...
2796 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2797 (cgraph_materialize_all_clones): Dispose of all
2798 combined_args_to_skip bitmaps.
2799 (verify_cgraph_node): Do not check for edges pointing to wrong
2800 nodes in inline clones.
2801 * tree-inline.c (copy_bb): Call
2802 cgraph_redirect_edge_call_stmt_to_callee.
2803 * ipa.c (cgraph_remove_unreachable_nodes): Call
2804 cgraph_node_remove_callees even when there are used clones.
2806 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2808 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2810 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2813 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2816 2010-03-18 Michael Matz <matz@suse.de>
2819 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2820 into sqrt(x) if we need to preserve signed zeros.
2822 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2823 Eric Botcazou <ebotcazou@adacore.com>
2825 PR rtl-optimization/43360
2826 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2827 note if we don't know its invariant status.
2829 2010-03-18 Michael Matz <matz@suse.de>
2831 PR tree-optimization/43402
2832 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2833 PHI chains of ssa names registered for update.
2835 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2838 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2839 non-offsettable and pre_modify update addressing.
2840 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2841 and "2" alternatives "#".
2842 (*movdd_softfloat32): Make all alternatives "#";
2843 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2844 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2845 (*movdf_softfloat32): Make all alternatives "#";
2846 (movdi): Use the new DIFD mode iterator to create a common splitter
2847 for movdi, movdf and movdd patterns.
2849 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2851 * common.opt (dumpdir): Remove redundant tab.
2853 2010-03-17 Martin Jambor <mjambor@suse.cz>
2855 PR tree-optimization/43347
2856 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2857 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2859 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2861 PR rtl-optimization/42216
2862 * regrename.c (create_new_chain): New function, broken out from...
2863 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2864 appending a use to an empty chain.
2865 (build_def_use): Remove previous changes that convert OP_INOUT to
2866 OP_OUT operands; instead detect the case where an OP_INOUT operand
2867 uses a previously untracked register and create an empty chain for it.
2869 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871 * doc/extend.texi (Function Attributes): Rewrite unfinished
2872 sentence in ms_abi documentation.
2874 2010-03-17 Alan Modra <amodra@gmail.com>
2876 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2877 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2878 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2879 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2881 2010-03-16 Richard Henderson <rth@redhat.com>
2884 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2885 (lower_try_finally): Save and restore eh_seq around the expansion
2888 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2890 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2891 statements before splitting block.
2893 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2895 * doc/sourcebuild.texi (Testsuites): Fix markup.
2896 Use pathnames relative to gcc/testsuite.
2897 (Test Directives): Move description of how timeout is determined.
2898 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2899 (C Tests): Correct gcc.misc-tests directory.
2900 Framework tests now live in gcc.test-framework.
2902 2010-03-16 Richard Guenther <rguenther@suse.de>
2905 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2906 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2908 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2909 Alexandre Oliva <aoliva@redhat.com>
2911 PR tree-optimization/42917
2912 * lambda-code.c (remove_iv): Skip debug statements.
2913 (lambda_loopnest_to_gcc_loopnest): Likewise.
2914 (not_interesting_stmt): Debug statements are not interesting.
2916 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2920 * cselib.c (cselib_preserve_constants,
2921 cfa_base_preserved_val): New static variables.
2922 (preserve_only_constants): New function.
2923 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2924 clear its REG_VALUES. If cselib_preserve_constants, don't
2925 empty the whole hash table, but preserve there VALUEs with constants,
2926 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2927 (cselib_preserve_cfa_base_value): New function.
2928 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2929 (cselib_init): Change argument to int bitfield. Set
2930 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2932 (cselib_finish): Clear cselib_preserve_constants and
2933 cfa_base_preserved_val.
2934 * cselib.h (enum cselib_record_what): New enum.
2935 (cselib_init): Change argument to int.
2936 (cselib_preserve_cfa_base_value): New prototype.
2937 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2938 * dse.c (dse_step1): Likewise.
2939 * cfgcleanup.c (thread_jump): Likewise.
2940 * sched-deps.c (sched_analyze): Likewise.
2941 * gcse.c (local_cprop_pass): Likewise.
2942 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2943 If FN is non-NULL, call the callback always and whenever it returns
2944 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2945 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2946 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2947 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2948 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2949 * var-tracking.c: Include recog.h.
2950 (bb_stack_adjust_offset): Remove.
2951 (vt_stack_adjustments): Don't call it, instead just gather the
2952 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2953 (adjust_stack_reference): Remove.
2954 (compute_cfa_pointer): New function.
2955 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2956 (struct adjust_mem_data): New type.
2957 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2959 (get_address_mode): New function.
2960 (replace_expr_with_values): Use it.
2961 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2962 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2963 (adjust_sets): Remove.
2964 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2965 Use get_address_mode.
2966 (get_adjusted_src): Remove.
2967 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2968 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2969 (add_with_sets): Don't call adjust_sets.
2970 (fp_setter, vt_init_cfa_base): New functions.
2971 (vt_initialize): Change return type to bool. Move most of pool etc.
2972 initialization to the beginning of the function from end. Pass
2973 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2974 If !frame_pointer_needed, call vt_stack_adjustment before mos
2975 vector is filled, call vt_init_cfa_base if argp/framep has been
2976 eliminated to sp. If frame_pointer_needed and argp/framep has
2977 been eliminated to hard frame pointer, set
2978 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2979 encountering fp setter in the prologue. For MO_ADJUST, call
2980 log_op_type before pusing the op into mos vector, not afterwards.
2981 Call adjust_insn before cselib_process_insn/add_with_sets,
2982 call cancel_changes (0) afterwards.
2983 (variable_tracking_main_1): Adjust for vt_initialize calling
2984 vt_stack_adjustments and returning whether it succeeded or not.
2986 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2988 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2991 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2993 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2995 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2996 drap_reg has not been set.
2998 2010-03-15 Michael Matz <matz@suse.de>
3001 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3002 use it to expand block copies.
3003 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3004 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3005 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3007 2010-03-15 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/43367
3010 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3013 2010-03-15 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/43317
3016 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3018 2010-03-15 Martin Jambor <mjambor@suse.cz>
3020 PR tree-optimization/43141
3021 * tree-sra.c (create_abstract_origin): New function.
3022 (modify_function): Call create_abstract_origin.
3024 2010-03-15 Chris Demetriou <cgd@google.com>
3026 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3029 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3032 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3033 call insert_out_of_ssa_copy for default definitions.
3035 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3037 * graphite-clast-to-gimple.c (my_long_long): Defined.
3038 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3039 * graphite-sese-to-poly.c (my_long_long): Defined.
3040 (scop_ivs_can_be_represented): Use it.
3042 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3044 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3045 graphite-max-bbs-per-function, and loop-block-tile-size.
3046 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3048 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3050 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3052 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3053 forward declaration.
3054 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3055 (add_upper_bounds_from_estimated_nit): New.
3056 (build_loop_iteration_domains): Use it.
3058 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3060 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3062 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3065 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3066 should be an INTEGER_CST. Also handle CASE_CONVERT.
3068 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3070 * graphite.c (graphite_initialize): To bound the number of bbs per
3071 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3072 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3073 * doc/invoke.texi: Document it.
3075 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3078 * graphite-sese-to-poly.h (build_poly_scop): Same.
3080 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3082 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3083 the number of parameters in the scop. Use as an upper bound
3084 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3085 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3086 * doc/invoke.texi: Document it.
3088 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3090 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3091 * doc/c-tree.texi: Remove.
3092 * doc/generic.texi: Merge c-tree.texi here.
3093 * doc/gccint.texi (Trees): Remove menu entry.
3094 (c-tree.texi): Remove @include.
3095 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3096 * doc/languages.texi (Reading RTL): Ditto.
3098 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3101 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3103 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3106 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3107 code added to work around reload clobbering CONST insns.
3109 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3111 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3112 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3113 (cselib_preserve_only_values): Remove retain argument, don't
3114 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3115 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3116 * var-tracking.c (micro_operation): Move insn field before union.
3117 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3118 (struct variable_tracking_info_def): Remove n_mos field, change
3119 mos into a vector of micro_operations.
3120 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3121 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3122 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3123 changing into a vector.
3124 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3125 come before all other uops generated by add_stores.
3126 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3128 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3129 a vector. Run just one pass over the bbs instead of separate counting
3130 and computation phase.
3131 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3134 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3135 into *nonlocalized_list vector.
3136 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3137 even if origin is non-NULL.
3138 (gen_variable_die): Likewise.
3139 (process_scope_var): Don't change origin.
3140 (gen_decl_die): Likewise.
3141 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3142 before adding new edges instead of after it, fix moving over
3145 2010-03-11 David S. Miller <davem@davemloft.net>
3147 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3149 * configure: Rebuild.
3151 2010-03-11 Martin Jambor <mjambor@suse.cz>
3153 PR tree-optimization/43257
3154 * tree.c (assign_assembler_name_if_neeeded): New function.
3155 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3157 * tree.h (assign_assembler_name_if_neeeded): Declare.
3158 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3159 the function if needed.
3161 2010-03-11 Chris Demetriou <cgd@google.com>
3163 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3164 include/stdint-gcc.h, and include/stdint.h world-readable.
3166 2010-03-11 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/43255
3169 * tree-vrp.c (process_assert_insertions_for): Do not insert
3170 asserts for trivial conditions.
3172 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3174 PR tree-optimization/43280
3175 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3176 generation. Move calculation of size out of the if branch.
3177 (find_bswap): Modify compare number generation.
3179 2010-03-11 Richard Guenther <rguenther@suse.de>
3182 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3183 (input_gimple_stmt): Fixup handled component types during
3184 operand read. Also fix up decls in ADDR_EXPRs.
3186 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3188 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3189 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3191 2010-03-10 Jan Hubicka <jh@suse.cz>
3194 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3195 * varasm.c (get_variable_section): Don't do that here...
3196 (make_decl_rtl): ... and here.
3197 (do_assemble_alias): Produce decl RTL.
3198 (assemble_alias): Likewise.
3200 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3203 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3204 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3206 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3207 (based_loc_descr): Only express drap or vdrap regno based expressions
3208 using DW_OP_fbreg when not optimizing.
3209 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3210 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3211 REG_CFA_SET_VDRAP note.
3213 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3215 PR tree-optimization/43236
3216 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3217 error in calculation of base address in reverse iteration case.
3218 (generate_builtin): Take number of latch executions if the statement
3221 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3224 * tree-eh.c: Include pointer-set.h.
3225 (lower_eh_dispatch): Filter out duplicate case labels and
3226 remove the unneeded edge when the label is unused. Return
3227 true when some edges are removed.
3228 (execute_lower_eh_dispatch): When any lowering resulted in
3229 removing an edge, also delete unreachable blocks.
3231 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3234 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3235 UNSPEC_MACHOPIC_OFFSET.
3237 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3240 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3241 (m68k_delegitimize_address): New function.
3243 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3246 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3249 * var-tracking.c (adjust_sets): New function.
3250 (count_with_sets, add_with_sets): Use it.
3251 (get_adjusted_src): New inline function.
3252 (add_stores): Use it.
3255 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3256 call cselib_dummy_expand_value_rtx_cb instead of
3257 cselib_expand_value_rtx_cb.
3260 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3261 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3262 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3263 and .cfi_endproc around the pic thunks.
3264 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3265 all queued unwind info register saves are saved before the call.
3266 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3267 considered as sp-=4 for unwind info and the pop as sp+=4 which
3268 also clobbers dest, but doesn't actually restore it.
3271 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3272 RTX_FRAME_RELATED_P.
3274 2010-03-09 Jie Zhang <jie@codesourcery.com>
3276 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3277 whitespaces in output template.
3279 2010-03-09 Jie Zhang <jie@codesourcery.com>
3281 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3284 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3286 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3287 builtins.exp in a separate job.
3289 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3291 * graphite-sese-to-poly.c (add_param_constraints): Use
3292 lower_bound_in_type and upper_bound_in_type.
3294 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3296 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3297 instead of unsigned_type_node.
3299 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3300 Reza Yazdani <reza.yazdani@amd.com>
3303 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3304 on pointer type parameters.
3306 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3310 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3311 handle conversions from pointer to integers.
3312 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3313 induction variable, to be able to work with code generated by CLooG.
3314 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3315 (build_poly_scop): Bail out if we cannot codegen a loop.
3317 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3319 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3320 code generation with gloog_error.
3322 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3324 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3325 Call fold_convert on all the returned values.
3326 (expand_scalar_variables_expr): Pass to
3327 expand_scalar_variables_ssa_name the type of the resulting expression.
3329 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3331 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3332 ppl_min_for_le_pointset.
3333 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3334 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3336 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3338 * graphite-dependences.c (map_into_dep_poly): Removed.
3339 (dependence_polyhedron_1): Use combine_context_id_scat.
3341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3343 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3344 (struct poly_bb): Same.
3345 (combine_context_id_scat): New.
3347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3350 * sese.c (name_defined_in_loop_p): Return false for default
3353 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3355 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3356 and clean up the logic.
3358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3360 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3363 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3365 * var-tracking.c (remove_cselib_value_chains): Define only for
3367 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3368 delete_slot_part, emit_notes_for_differences_1): Don't call
3369 remove_cselib_value_chains here.
3370 (set_slot_part, emit_notes_for_differences_2): Don't call
3371 add_cselib_value_chains here.
3372 (preserved_values): New vector.
3373 (preserve_value): New function.
3374 (add_uses, add_stores, vt_add_function_parameters): Use it
3375 instead of cselib_preserve_value.
3376 (changed_values_stack): New vector.
3377 (check_changed_vars_0): New function.
3378 (check_changed_vars_1, check_changed_vars_2): Use it.
3379 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3380 changed_values_stack VALUEs.
3381 (vt_emit_notes): For all preserved_values call
3382 add_cselib_value_chains. If ENABLE_CHECKING call
3383 remove_cselib_value_chains before verifying value_chains is empty.
3384 Initialize and free changed_values_stack.
3385 (vt_initialize): Initialize preserved_values.
3386 (vt_finalize): Free preserved_values.
3388 2010-03-08 Richard Guenther <rguenther@suse.de>
3390 PR tree-optimization/43269
3391 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3394 2010-03-08 Martin Jambor <mjambor@suse.cz>
3396 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3397 (ipa_is_param_called): Removed.
3398 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3399 (ipa_print_node_params): Do not print the called flag.
3400 (ipa_write_node_info): Do not stream the called flag.
3401 (ipa_read_node_info): Likewise.
3403 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3406 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3407 * cselib.c (struct expand_value_data): Add dummy field.
3408 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3410 (cselib_dummy_expand_value_rtx_cb): New function.
3411 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3413 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3414 * var-tracking.c: Include pointer-set.h.
3415 (variable): Change n_var_parts to char from int. Add
3416 cur_loc_changed and in_changed_variables fields.
3417 (variable_canonicalize): Remove.
3418 (shared_var_p): New inline function.
3419 (unshare_variable): Maintain cur_loc_changed and
3420 in_changed_variables fields. If var was in changed_variables,
3421 replace it there with new_var. Just copy cur_loc instead of
3422 resetting it to something else.
3423 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3424 (dataflow_set_union): Don't call variable_canonicalize.
3425 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3426 of their DEBUG_EXPR_TREE_DECLs.
3427 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3428 and in_changed_variables and cur_loc_changed is false.
3429 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3430 and cur_loc_changed. Don't update cur_loc here.
3431 (variable_merge_over_src): Don't call variable_canonicalize.
3432 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3433 removing loc that is equal to cur_loc, clear cur_loc,
3434 set cur_loc_changed and ensure variable_was_changed is called.
3435 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3436 compare pointers in cur_loc check, if it is equal to loc,
3437 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3438 (variable_different_p): Remove compare_current_location argument,
3439 don't compare cur_loc.
3440 (dataflow_set_different_1): Adjust variable_different_p caller.
3441 (variable_was_changed): If dv had some var in changed_variables
3442 already, reset in_changed_variables flag for it and propagate
3443 cur_loc_changed over to the new variable. On empty var
3444 always set cur_loc_changed. Set in_changed_variables on whatever
3445 var is added to changed_variables.
3446 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3447 Use shared_var_p. When removing loc that is equal to cur_loc,
3448 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3449 end, don't set it to something else, just call variable_was_changed.
3450 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3451 loc being removed, clear cur_loc and set cur_loc_changed.
3452 Set cur_loc_changed if all locations have been removed.
3453 (struct expand_loc_callback_data): New type.
3454 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3455 allocated. Always create SUBREGs if simplify_subreg failed.
3456 Prefer to use cur_loc, when that fails and still in
3457 changed_variables (and seen first time) recompute it. Set
3458 cur_loc_changed of variables which had to change cur_loc and
3459 compute elcd->cur_loc_changed if any of the subexpressions used
3460 had to change cur_loc.
3461 (vt_expand_loc): Adjust to pass arguments in
3462 expand_loc_callback_data structure.
3463 (vt_expand_loc_dummy): New function.
3464 (emitted_notes): New variable.
3465 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3466 that weren't used for any other decl in current
3467 emit_notes_for_changes call call vt_expand_loc_dummy to update
3468 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3469 first loc_chain location if NULL before. Always use just
3470 cur_loc instead of first loc_chain location. When cur_loc_changed
3471 is false, when not --enable-checking=rtl just don't emit any note.
3472 When rtl checking, compute the note and assert it is the same
3473 as previous note. Clear cur_loc_changed and in_changed_variables
3474 at the end before removing from changed_variables.
3475 (check_changed_vars_3): New function.
3476 (emit_notes_for_changes): Traverse changed_vars to call
3477 check_changed_vars_3 on each changed var.
3478 (emit_notes_for_differences_1): Clear cur_loc_changed and
3479 in_changed_variables. Recompute cur_loc of new_var.
3480 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3481 (vt_emit_notes): Initialize and destroy emitted_notes.
3483 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3485 PR rtl-optimization/42220
3486 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3487 Use verify_reg_tracked to determine if we should use OP_OUT rather
3489 (build_def_use): If we see an in-out operand for a register that we
3490 know nothing about, treat is an output if possible, fail the block if
3493 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3496 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3499 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3502 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3503 uses of relevant DEFs that are dead outside the loop too.
3505 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3507 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3509 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3511 * var-tracking.c (values_to_unmark): New variable.
3512 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3513 values_to_unmark vector. Moved body to...
3514 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3515 instead queue it into values_to_unmark vector.
3516 (vt_find_locations): Free values_to_unmark vector.
3518 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3520 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3521 (site.exp): Export them when plugins are enabled.
3523 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3526 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3528 (chrec_fold_multiply): Same.
3530 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3533 * c-decl.c (build_compound_literal): Return early if init is
3536 2010-03-04 Martin Jambor <mjambor@suse.cz>
3538 PR tree-optimization/43164
3539 PR tree-optimization/43191
3540 * tree-sra.c (type_consists_of_records_p): Reject records with
3541 zero-size bit-fields at the end.
3543 2010-03-04 Mike Stump <mikestump@comcast.net>
3545 * Makefile.in (TAGS): Remove *.y.
3547 2010-03-04 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/40761
3550 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3552 (my_rev_post_order_compute): New function.
3553 (init_pre): Call it.
3555 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3558 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3559 decrease the cost of an IV candidate when the cost is infinite.
3561 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3563 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3564 Use '3DNow!' for the extension of that name, ensure normal space
3566 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3568 2010-03-03 Jeff Law <law@redhat.com>
3570 * PR middle-end/32693
3571 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3572 than gen_rtx_SUBREG.
3573 (extract_bit_field_1): Likewise.
3575 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3577 * doc/sourcebuild.texi (Test directives): Document that arguments
3578 include-opts and exclude-opts are now optional for dg-skip-if,
3579 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3581 2010-03-03 Jason Merrill <jason@redhat.com>
3584 * cgraph.h (varpool_node): Add extra_name field.
3585 * varpool.c (varpool_extra_name_alias): New.
3586 (varpool_assemble_decl): Emit extra name aliases.
3587 (varpool_mark_needed_node): Look past an extra name alias.
3588 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3589 * lto-streamer-in.c (lto_input_tree): Read it.
3590 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3592 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3594 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3595 (sparc*-*-solaris2*): ...this.
3597 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3600 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3601 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3602 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3603 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3606 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3607 fallthrough to default handling, just with want_address 0 instead of 2.
3608 For single element lists, add_AT_loc directly, otherwise create an
3609 artificial variable DIE and stick location list to it.
3612 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3613 (VAL_EXPR_HAS_REVERSE): Define.
3614 (reverse_op): New function.
3615 (add_stores): For reversible operations add an extra MO_VAL_USE.
3617 2010-03-02 Jason Merrill <jason@redhat.com>
3619 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3621 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3623 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3624 (sparc64-*-linux*): Likewise.
3625 (sparc64-*-solaris2*): Include assembler files before linker ones.
3626 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3627 * config/sparc/gas.h: Delete.
3628 * config/sparc/sol2-64.h: Add copyright notice.
3629 * config/sparc/sol2-gas-bi.h: Likewise.
3630 * config/sparc/sol2-gld.h: Likewise.
3631 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3632 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3633 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3634 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3635 (sparc_elf_asm_named_section): Rename into...
3636 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3638 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3640 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3642 2010-03-02 Jeff Law <law@redhat.com>
3645 * reload1.c (rtx_p, substitute_stack): Declare.
3646 (substitute): Record addresses of changed rtxs.
3647 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3648 Restore the original rtx when complete.
3649 (reload): Free subsitute_stack when complete.
3651 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3653 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3654 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3656 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3657 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3658 Torture Tests): Change from subsection to section.
3660 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3661 Steven Bosscher <steven@gcc.gnu.org>
3663 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3666 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3669 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3670 the assignment from the new induction variable to the assignment
3671 of the value from the original loop PHI function.
3673 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3674 Daniel Jacobowitz <dan@codesourcery.com>
3676 * doc/sourcebuild.texi (Test directives): Clarify options to
3679 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3681 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3682 Disable cfi directives unless GCC and gas agree on using read-only
3683 .eh_frame sections for 64-bit.
3684 * configure: Regenerate.
3686 2010-03-01 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/43220
3689 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3690 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3692 2010-03-01 Richard Guenther <rguenther@suse.de>
3693 Martin Jambor <mjambor@suse.cz>
3696 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3697 gimplified parameters.
3699 2010-03-01 Christian Bruel <christian.bruel@st.com>
3701 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3703 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3705 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3707 2010-03-01 Richard Guenther <rguenther@suse.de>
3710 * expr.c (expand_assignment): Use the alias-oracle to tell
3711 if the rhs aliases the result decl.
3713 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3717 to sol_gt_pch_get_address.
3718 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3719 64-bit, SPARC and x86.
3720 (sol_gt_pch_get_address): New function.
3722 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3724 * toplev.h (inform_n, error_n): Declare.
3725 * diagnostic.c (inform_n, error_n): New function.
3727 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3729 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3730 has no rtl yet when processing local_decls, queue it and recheck
3731 if deferred stack allocation hasn't assigned it rtl.
3733 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3735 * config/sh/sh.c (unspec_bbr_uid): New.
3736 (gen_block_redirect): Use it instead of INSN_UID.
3737 (gen_far_branch): Likewise.
3739 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3742 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3744 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3746 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3747 (Warning Options): -Wno-conversion-null is valid for
3748 Objective-C++ as well.
3749 * doc/tm.texi (Named Address Spaces): Likewise.
3750 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3751 * doc/tree-ssa.texi (Tree SSA): Likewise.
3753 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3756 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3757 by default. Don't set the default arch for
3758 i[34567]86-*-darwin*|x86_64-*-darwin*.
3760 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3763 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3764 default. Set the default 32bit/64bit archs with $with_arch
3765 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3767 2010-02-27 Richard Guenther <rguenther@suse.de>
3769 PR tree-optimization/43186
3770 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3771 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3772 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3773 unroller iterations.
3775 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3777 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3778 required and i[34567]86-*-* targets don't support 64bit ISA.
3780 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3783 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3786 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3788 * config.gcc: Set the default arch at least to Prescott for
3789 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3790 if SSE math is enabled.
3792 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3794 * diagnostic.c (diagnostic_initialize): Update.
3795 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3797 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3798 (diagnostic_inhibit_notes): New.
3799 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3801 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3804 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3805 * doc/standards.texi: Likewise.
3806 * doc/extend.texi: Likewise.
3807 * doc/trouble.texi: Likewise.
3808 * doc/cppopts.texi: Likewise.
3809 * doc/install.texi: Likewise.
3810 * c.opt (std=c90,std=gnu90): New options.
3811 * c-opts.c (c_common_handle_option): Handle them.
3813 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3816 * c-decl.c (undeclared_variable): Use an informative note.
3818 2010-02-26 Richard Guenther <rguenther@suse.de>
3820 PR tree-optimization/43186
3821 * gimple.h (gimple_fold): Remove.
3822 * gimple.c (gimple_fold): Remove. Inline into single user ...
3823 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3824 Try harder for conditions.
3826 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3829 * function.c (used_types_insert): Don't skip through named pointer
3830 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3831 and it is different from the main variant's type.
3833 2010-02-26 Nick Clifton <nickc@redhat.com>
3835 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3837 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3839 * config.gcc: Support --with-fpmath=sse for x86.
3841 * config/i386/ssemath.h: New.
3843 * doc/install.texi (--with-fpmath=sse): Documented.
3845 2010-02-26 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/43188
3848 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3849 vector types of over-aligned element type.
3851 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3854 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3855 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3857 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3859 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3861 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3863 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3864 * var-tracking.c: Include diagnostic.h.
3865 (debug_dv): New function.
3866 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3869 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3870 (add_value_chain, add_value_chains, remove_value_chain,
3871 remove_value_chains): Handle DEBUG_EXPRs.
3872 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3875 * regcprop.c (struct queued_debug_insn_change): New type.
3876 (struct value_data_entry): Add debug_insn_changes field.
3877 (struct value_data): Add n_debug_insn_changes field.
3878 (debug_insn_changes_pool): New variable.
3879 (free_debug_insn_changes, apply_debug_insn_changes,
3880 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3881 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3882 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3884 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3886 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3887 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3888 changes, call cprop_find_used_regs via note_stores.
3889 (copyprop_hardreg_forward): When copying vd from predecessor
3890 which has any queued DEBUG_INSN changes, make sure the pointers are
3891 cleared. At the end call df_analyze and then if there are any
3892 DEBUG_INSN changes queued at the end of some basic block for still
3893 live registers, apply them.
3894 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3896 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3898 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3901 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3903 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3904 targets. Set the default with_cpu/with_arch from arch/cpu.
3905 Allow x86-64 and native for with_cpu/with_arch.
3907 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3909 * ebitmap.c: Change calls to verify_popcount with calls to
3910 sbitmap_verify_popcount.
3911 (ebitmap_clear_bit): Fixed map->cacheindex test and
3912 map>cache update when bit clearing results in an empty
3915 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3918 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3919 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3920 and support both V2DF and V2DI modes.
3921 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3922 support both V2DF and V2DI modes.
3923 (general): Delete trailing whitespace from a few patterns.
3925 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3926 V2DF/V2DI interleave high/low builtins.
3928 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3931 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3932 interleave high/low functions.
3934 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3936 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3937 #pragma extern_prefix.
3939 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3942 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3943 BLKmode, assert op0 is a MEM and just adjust its mode.
3946 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3947 if bitpos isn't multiple of mode's bitsize.
3949 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3951 * c.opt (-ftemplate-depth=): New.
3952 (-ftemplate-depth-): Deprecate.
3953 * optc-gen.awk: Handle -ftemplate-depth=.
3954 * opth-gen.awk: Likewise.
3955 * c-opts.c (c_common_handle_option): Likewise.
3956 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3958 2010-02-24 Jason Merrill <jason@redhat.com>
3960 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3962 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3964 * cfg.c (alloc_aux_for_block): Remove inline.
3965 (alloc_aux_for_edge): Likewise.
3967 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3969 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3971 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3973 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3974 * config/i386/sol2-gas.h: New file.
3975 * config.gcc (i[34567]86-*-solaris2*): Use it.
3977 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3980 * c-typeck.c (ep_convert_and_check): New.
3981 (build_conditional_expr): Use it.
3982 (build_binary_op): Likewise.
3984 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3986 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3989 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3990 bounds even for -O+.
3991 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3992 expr needs to have DECL_NAME set.
3994 2010-02-24 Nick Clifton <nickc@redhat.com>
3996 * config/mep/mep.c: Include gimple.h.
3997 (mep_function_uses_sp): Delete unused function.
3998 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3999 parameters. Use unsigned integers to count args. Return a
4000 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4002 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4005 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4006 greater or equal to nelt instead of 2 * nelt.
4007 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4010 2010-02-23 Jason Merrill <jason@redhat.com>
4013 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4014 in cfun->local_decls even if they have register types.
4017 * stor-layout.c (place_field): Don't warn about unnecessary
4018 DECL_PACKED if the type is packed.
4020 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4023 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4024 GOTOFF relocs, even when the base reg isn't pic pointer.
4026 2010-02-23 Michael Matz <matz@suse.de>
4029 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4030 (expand_gimple_basic_block): Generate and use debug temps if there
4031 are debug uses left after the last real use of TERed ssa names.
4032 Unlink debug immediate uses when they are expanded.
4034 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4037 * config/i386/i386.c (override_options): Reorganise to provide
4038 better error messages.
4040 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4043 * graphite-scop-detection.c (create_single_exit_edge): Move
4044 the call to find_single_exit_edge to....
4045 (create_sese_edges): ...here. Don't handle multiple edges
4046 exiting the function.
4047 (build_graphite_scops): Don't handle multiple edges
4048 exiting the function.
4050 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4053 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4054 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4056 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4059 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4061 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4064 * c-typeck.c (convert_arguments): Print declaration location.
4065 * c-common.c (validate_nargs): Rename as
4066 builtin_function_validate_nargs.
4067 (check_builtin_function_arguments): Update.
4069 2010-02-22 Richard Guenther <rguenther@suse.de>
4072 * tree-inline.c (declare_return_variable): Use the type of
4073 the call stmt lhs if available.
4075 2010-02-22 Duncan Sands <baldrick@free.fr>
4077 * passes.c (register_pass): Always consider all pass lists when
4078 ref_pass_instance_number is zero.
4080 2010-02-22 Richard Guenther <rguenther@suse.de>
4082 PR tree-optimization/42749
4083 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4084 parameter. Do arithmetic in the original type.
4085 (update_accumulator_with_ops): Likewise.
4086 (adjust_accumulator_values): Adjust.
4088 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4090 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4091 (QI to BLKmode splitter): New splitter.
4093 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4095 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4096 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4098 2010-02-22 Richard Guenther <rguenther@suse.de>
4100 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4102 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4104 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4105 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4106 ($(T)crti.o, $(T)crtn.o): Remove rules.
4108 2010-02-21 Tobias Burnus <burnus@net-b.de>
4111 * doc/invoke.texi (-fassociative-math): Document that this
4112 option is automatically enabled for Fortran.
4114 2010-02-20 David S. Miller <davem@davemloft.net>
4116 * configure.ac: Test if linker and assembler properly support
4117 GOTDATA_OP relocations.
4118 * configure: Rebuild.
4119 * config.in: Likewise.
4120 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4121 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4122 (movsi_high_pic): Likewise.
4123 (movdi_lo_sum_pic): Likewise.
4124 (movdi_high_pic): Likewise.
4125 (movsi_pic_gotdata_op): New pattern.
4126 (movdi_pic_gotdata_op): Likewise.
4127 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4128 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4130 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4134 attribute to ssemul.
4135 (xop_mulv2div2di3_high): Ditto.
4137 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4140 * c.opt (Wconversion-null): New option.
4141 * doc/invoke.texi (Wconversion-null): Document.
4143 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4145 * common.opt (Wlarger-than-): Add Undocumented.
4147 2010-02-19 Mike Stump <mikestump@comcast.net>
4149 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4151 2010-02-19 Jason Merrill <jason@redhat.com>
4154 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4155 * configure: Likewise.
4157 2010-02-20 Alan Modra <amodra@gmail.com>
4160 * cgraph.h (cgraph_make_decl_local): Declare.
4161 * cgraph.c (cgraph_make_decl_local): New function.
4162 (cgraph_make_node_local): Use it.
4163 * cgraphunit.c (cgraph_function_versioning): Likewise.
4164 * ipa.c (function_and_variable_visibility): Likewise.
4166 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4169 * except.c (sjlj_emit_function_enter): Don't call
4170 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4172 * rtl.h (add_reg_br_prob_note): Remove prototype.
4174 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4177 * c-common.c (conversion_warning): Remove widening conversions
4178 before checking the conversion of integers to reals.
4180 2010-02-19 Mike Stump <mikestump@comcast.net>
4183 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4186 * cgraphunit.c (process_function_and_variable_attributes): Check
4187 DECL_PRESERVE_P instead of looking up attribute "used".
4188 * ipa-pure-const.c (check_decl): Likewise.
4189 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4190 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4191 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4192 instead of attribute "used".
4193 * config/sol2-c.c (solaris_pragma_init): Likewise.
4194 (solaris_pragma_fini): Likewise.
4196 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4198 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4199 Use XCNEW instead of xcalloc.
4200 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4201 XNEW instead of xmalloc.
4202 (get_fields): Use XNEWVEC instead of xmalloc.
4205 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4206 populate vars array.
4207 (create_new_general_access): For debug stmts just reset value.
4208 (get_stmt_accesses): For accesses within debug stmts just record them
4209 using add_access_to_acc_sites instead of preventing the peeling or
4210 counting them as accesses.
4213 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4215 2010-02-19 Richard Guenther <rguenther@suse.de>
4217 PR tree-optimization/42916
4218 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4221 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4223 * configure.ac: Replace all uses of changequote in macro arguments
4224 with proper quoting.
4226 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4229 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4231 2010-02-19 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/42944
4234 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4235 test for aliasing with errno.
4237 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4240 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4241 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4242 * dojump.c: Include output.h.
4243 (inv): New inline function.
4244 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4245 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4246 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4247 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4248 argument, pass it down to other calls.
4249 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4250 add REG_BR_PROB note to the conditional jump.
4251 * cfgexpand.c (add_reg_br_prob_note): Removed.
4252 (expand_gimple_cond): Don't call it, add the probability
4253 as last argument to jumpif_1/jumpifnot_1.
4254 * Makefile.in (dojump.o): Depend on output.h.
4255 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4257 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4258 * stmt.c (do_jump_if_equal): Likewise.
4259 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4260 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4261 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4263 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4264 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4265 jumpifnot_1 callers.
4266 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4268 (store_expr): Adjust jumpifnot caller.
4269 (store_constructor): Adjust jumpif caller.
4272 * gimplify.c (gimple_boolify): For __builtin_expect call
4273 gimple_boolify also on its first argument.
4275 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4277 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4279 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4280 * configure: Regenerated.
4282 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4284 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4285 lang_hooks.types_compatible_p instead of comptypes.
4287 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4289 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4290 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4291 if __prefer_thumb__ is defined.
4293 2010-02-18 Martin Jambor <mjambor@suse.cz>
4295 PR tree-optimization/43066
4296 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4297 array with zero-sized element type.
4299 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4301 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4302 rtx, allocate struct var_loc_node here and return it to the
4303 caller, and only if it is actually needed.
4304 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4305 move it earlier and return immediately if it returns NULL.
4307 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4309 * config/sparc/gas.h: New file. Restore
4310 TARGET_ASM_NAMED_SECTION to its ELF default.
4311 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4313 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4314 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4315 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4316 after sparc/sysv4.h.
4318 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4320 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4322 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4324 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4325 patterns from predicated pattern.
4327 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4331 for insn mnemonic suffix.
4333 2010-02-17 Richard Guenther <rguenther@suse.de>
4335 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4338 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4341 * caller-save.c (save_call_clobbered_regs): If BB ends with
4342 a DEBUG_INSN, move any notes in between last real insn and the last
4343 DEBUG_INSN after the last DEBUG_INSN.
4345 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4347 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4348 Fix return type. Fix argument type. Explain meaning of return value.
4350 2010-02-16 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/41043
4353 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4354 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4356 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4358 2010-02-16 Ira Rosen <irar@il.ibm.com>
4360 PR tree-optimization/43074
4361 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4362 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4363 vectorizable cycles in hybrid SLP check.
4364 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4366 2010-02-16 Richard Guenther <rguenther@suse.de>
4368 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4369 (true_dependence): If memrefs_conflict_p computes must-alias
4370 trust it. Move TBAA check after offset-based disambiguation.
4371 (canon_true_dependence): Likewise.
4373 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4375 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4376 * doc/invoke.texi: Document it.
4377 * var-tracking.c: Include toplev.h and params.h.
4378 (vt_find_locations): Return bool indicating success. Compute
4379 hash sizes unconditionally. Check new parameter, report.
4380 (variable_tracking_main_1): Check vt_find_locations results and
4381 retry. Renamed from...
4382 (variable_tracking_main): ... this. New wrapper to preserve
4383 flag_var_tracking_assignments.
4384 * Makefile.in (var-tracking.o): Adjust dependencies.
4386 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4387 Jakub Jelinek <jakub@redhat.com>
4390 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4391 if weak_import attribute is present.
4392 * config/darwin.c (machopic_select_section): Likewise.
4394 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4396 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4397 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4398 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4399 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4401 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4403 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4406 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4407 Rewrite text to refer to the names.
4409 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4411 * config/i386/i386-builtin-types.def
4412 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4413 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4414 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4415 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4416 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4417 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4418 IX86_BUILTIN_VPERMIL2PS256.
4419 (MULTI_ARG_4_DF2_DI_I): Defined.
4420 (MULTI_ARG_4_DF2_DI_I1): Defined.
4421 (MULTI_ARG_4_SF2_SI_I): Defined.
4422 (MULTI_ARG_4_SF2_SI_I1): Defined.
4423 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4424 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4425 __builtin_ia32_vpermil2ps256.
4426 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4427 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4428 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4429 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4430 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4431 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4432 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4433 CODE_FOR_xop_vpermil2v8sf3.
4434 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4435 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4436 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4437 (_mm256_permute2_pd): New.
4438 (_mm_permute2_ps): New.
4439 (_mm256_permute2_ps): New.
4441 2010-02-15 Nick Clifton <nickc@redhat.com>
4443 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4444 boolean parameters. Use emit_jump_insn when emitting a pop
4445 instruction containing a return insn.
4446 (push): Use 'true' rather than '1' as second parameter to F.
4447 (h8300_expand_prologue): Likewise.
4448 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4449 (h8300_expand_epilogue): Likewise.
4451 2010-02-15 Richard Guenther <rguenther@suse.de>
4454 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4457 2010-02-15 Nick Clifton <nickc@redhat.com>
4459 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4462 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4464 * intl.c (fake_ngettext): New function.
4465 * intl.h (fake_ngettext): Declare.
4466 (ngettext): Define macro.
4467 * collect2.c (notice_translated): New function.
4468 (main): Use notice_translated and ngettext.
4469 * collect2.h (notice_translated): Declare.
4471 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4473 * reorg.c (delete_computation): Comment fixes.
4474 * caller-save.c (setup_save_areas): Idem.
4475 * sel-sched-dump.c (dump_lv_set): Idem.
4478 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4480 * config/s390/s390.c (s390_sched_init): New function.
4481 (TARGET_SCHED_INIT): Target hook defined.
4483 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4484 Jack Howarth <howarth@bromo.med.uc.edu>
4485 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4488 Partial revert of unintended change in fix for PR41605.
4489 * config/darwin.h: Fix typo.
4490 * config/darwin9.h: Same.
4492 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4494 * c-pch.c (pch_init): Clear v.
4496 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4499 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4500 graphite_can_represent_init for MULT_EXPR.
4502 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4506 * graphite-sese-to-poly.c (remove_phi): New.
4507 (translate_scalar_reduction_to_array): Call remove_phi.
4509 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4512 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4513 * graphite-clast-to-gimple.h (gloog): Update declaration.
4514 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4515 * graphite-poly.h (struct poly_bb): Add missing comments.
4516 (struct scop): Add poly_scop_p field.
4518 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4519 * graphite.c (graphite_transform_loops): Build the polyhedral
4520 representation for each scop before code generation.
4521 * sese.c (rename_variables_in_operand): Removed.
4522 (rename_variables_in_expr): Return the renamed expression.
4523 (rename_sese_parameters): New.
4524 * sese.h (rename_sese_parameters): Declared.
4526 2010-02-11 Richard Guenther <rguenther@suse.de>
4528 PR tree-optimization/42998
4529 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4530 POINTER_PLUS_EXPR properly.
4532 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4533 Changpeng Fang <changpeng.fang@amd.com>
4536 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4537 the cost of an IV candidate when the IV is used in a test against zero.
4539 * gcc.dg/tree-ssa/ivopts-3.c: New.
4541 2010-02-11 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4545 pointer-vs-decl case by swapping refs. Handle some cases
4546 of pointer-vs-decl disambiguations more conservatively.
4547 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4548 to false after expanding.
4550 2010-02-11 Richard Guenther <rguenther@suse.de>
4553 * gcc.c (process_command): Handle LTO file@offset case more
4556 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4558 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4559 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4561 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4563 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4564 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4565 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4566 Optimize eq/ne comparisons when both arguments are known to be
4568 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4569 Don't mask operands unnecessarily if they are known to be already
4572 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4574 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4577 2010-02-10 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/43017
4580 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4581 for wrapping signed arithmetic.
4583 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4586 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4587 if no debug info should be emitted for it.
4589 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4591 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4592 note when flag_exceptions is set.
4594 2010-02-10 Duncan Sands <baldrick@free.fr>
4596 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4598 2010-02-10 Richard Guenther <rguenther@suse.de>
4601 * tree.c (get_unwidened): Handle constants.
4602 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4604 2010-02-10 Martin Jambor <mjambor@suse.cz>
4607 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4608 check for variable argument counts independently.
4610 2010-02-10 Christian Bruel <christian.bruel@st.com>
4613 * config/sh/sh.c (find_barrier): Increase length for non delayed
4614 conditional branches.
4616 2010-02-10 Christian Bruel <christian.bruel@st.com>
4618 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4620 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4622 * builtins.c (set_builtin_user_assembler_name): Also handle
4623 ffs if int is smaller than word.
4625 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4628 * ira-conflicts.c (get_dup): Remove.
4629 (process_reg_shuffles): Add new parameter. Use it as an
4630 additional guard for copy generation.
4631 (add_insn_allocno_copies): Rewrite.
4633 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4635 * common.opt (fsched2-use-traces): Preserved for backward
4637 * doc/invoke.texi: Remove the documentation about option
4638 -fsched2-use-traces.
4639 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4640 flag_sched2_use_traces.
4641 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4642 the backward compatibility flag section.
4644 2010-02-09 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/43008
4647 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4648 make HEAP variables initialized from global memory if they
4649 are not known builtin functions.
4650 (find_func_aliases): Adjust.
4652 2010-02-09 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/43000
4655 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4656 arithmetic manually.
4658 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4660 PR tree-optimization/42931
4661 * tree-loop-linear.c (try_interchange_loops): Don't call
4662 double_int_mul if estimated_loop_iterations failed.
4664 2010-02-08 Martin Jambor <mjambor@suse.cz>
4667 * tree-sra.c (build_accesses_from_assign): Do not mark in
4668 should_scalarize_away_bitmap if stmt has volatile ops.
4669 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4672 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4674 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4676 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4678 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4681 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4684 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4686 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4689 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4690 to unknown_dependence.
4691 (graphite_legal_transform_dr): Handle the unknown_dependence.
4692 (graphite_carried_dependence_level_k): Same.
4694 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4696 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4698 2010-02-07 Richard Guenther <rguenther@suse.de>
4701 * expr.c (get_inner_reference): Always initialize *pbitsize.
4703 2010-02-07 Richard Guenther <rguenther@suse.de>
4706 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4707 new ARRAY_REFs on variable size element or minimal index arrays.
4709 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4710 gimple_fold_indirect_ref.
4712 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4715 * arm.c (arm_override_options): Just return if the user has specified
4716 an invalid fpu name.
4718 2010-02-03 Jason Merrill <jason@redhat.com>
4721 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4722 i386_pe_maybe_record_exported_symbol.
4724 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4727 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4728 (pa_delegitimize_address): New function.
4730 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4732 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4733 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4735 2010-02-05 Richard Guenther <rguenther@suse.de>
4738 * lto-streamer-in.c (get_resolution): Deal with references
4739 to undefined functions.
4741 2010-02-05 Richard Guenther <rguenther@suse.de>
4743 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4744 (fold_const_aggregate_ref): Likewise.
4745 (ccp_fold_stmt): Substitute loads.
4746 (maybe_fold_reference): Verify types before substituting.
4748 (fold_gimple_assign): Unshare properly.
4749 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4751 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4753 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4754 for rs6000_gen_cell_microcode.
4756 2010-02-04 Richard Guenther <rguenther@suse.de>
4758 PR rtl-optimization/42952
4759 * dse.c (const_or_frame_p): Remove MEM handling.
4761 2010-02-04 Nick Clifton <nickc@redhat.com>
4763 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4764 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4765 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4766 (mn10300_asm_output_mi_thunk): New function.
4767 (mn10300_can_output_mu_thunk): New function.
4768 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4769 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4770 (FUNCTION_ARG): Delete incorrect comment.
4772 2010-02-03 Jason Merrill <jason@redhat.com>
4775 * fold-const.c (operand_equal_p): Handle erroneous types.
4777 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4779 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4781 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4783 PR rtl-optimization/42941
4784 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4787 2010-02-03 Jason Merrill <jason@redhat.com>
4790 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4792 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4795 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4796 (cselib_reset_table): Renamed from...
4797 (cselib_reset_table_with_next_value): ... this.
4798 (cselib_get_next_uid): Renamed from...
4799 (cselib_get_next_unknown_value): ... this.
4800 * cselib.c (next_uid): Renamed from...
4801 (next_unknown_value): ... this.
4802 (cselib_clear_table): Adjust.
4803 (cselib_reset_table): Adjust. Renamed from...
4804 (cselib_reset_table_with_next_value): ... this.
4805 (cselib_get_next_uid): Adjust. Renamed from...
4806 (cselib_get_next_unknown_value): ... this.
4807 (get_value_hash): Use hash.
4808 (cselib_hash_rtx): Likewise.
4809 (new_cselib_val): Adjust. Set and dump uid.
4810 (cselib_lookup_mem): Pass next_uid as hash.
4811 (cselib_subst_to_values): Likewise.
4812 (cselib_log_lookup): Dump uid.
4813 (cselib_lookup): Pass next_uid as hash. Adjust.
4814 (cselib_process_insn): Adjust.
4815 (cselib_init): Initialize next_uid.
4816 (cselib_finish): Adjust.
4817 (dump_cselib_table): Likewise.
4818 * dse.c (canon_address): Dump value uid.
4819 * print-rtl.c (print_rtx): Print value uid.
4820 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4822 (dv_uid): New function, sort of renamed from...
4823 (dv_htab_hash): ... this, reimplemented in terms of it and...
4824 (dv_uid2hash): ... this. New.
4825 (variable_htab_eq): Drop excess assertions.
4826 (tie_break_pointers): Removed.
4827 (canon_value_cmp): Compare uids.
4828 (variable_post_merge_New_vals): Print uids.
4829 (vt_add_function_parameters): Adjust.
4830 (vt_initialize): Reset table. Adjust.
4832 2010-02-03 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/42944
4835 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4836 (call_may_clobber_ref_p_1): Likewise. Properly handle
4837 malloc and calloc clobbering errno.
4839 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4841 * doc/invoke.texi: Fix name of sched1 dump.
4843 * opts.c (decode_options): Set flag_tree_switch_conversion
4844 only conditionally on optimize >= 2.
4846 * gcse.c: Assorted comment fixes in pass description.
4848 2010-02-03 Anthony Green <green@moxielogic.com>
4850 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4851 nop padding in order to maintain alignment of storage location of
4852 target function address.
4853 (moxie_trampoline_init): Store target function address at newly
4855 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4857 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4859 2010-02-03 Richard Guenther <rguenther@suse.de>
4862 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4864 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4866 * config.gcc: Reenable check for obsolete targets.
4867 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4868 mips-sgi-irix6.[0-4]*.
4870 2010-02-02 Nick Clifton <nickc@redhat.com>
4872 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4873 constant size of 4 as being the same as 0.
4874 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4875 can take values in the range 0..4.
4877 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4880 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4881 as _darwin10_Unwind_FindEnclosingFunction().
4882 * libgcc-libsystem.ver: New.
4884 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4887 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4888 implicitly set registers.
4890 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4892 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4893 (arm_override_options): Allow automatic selection of the thread
4894 pointer register if thumb2.
4895 (legitimize_pic_address): Improve code sequences for Thumb2.
4896 (arm_call_tls_get_addr): Likewise.
4897 (legitimize_tls_address): Likewise.
4898 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4899 (pic_load_addr_32bit): ... this. New named pattern.
4900 * thumb2.md (pic_load_addr_thumb2): Delete.
4901 (pic_load_dot_plus_four): Delete.
4902 (tls_load_dot_plus_four): New named pattern.
4904 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4907 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4908 Document fix for TLS bug.
4910 2010-01-31 Richard Guenther <rguenther@suse.de>
4912 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4913 conservatively correct.
4915 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4919 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4921 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4923 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4925 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4927 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4929 * config.gcc: Adjust order of makefile fragments for mingw targets.
4931 2010-01-31 Richard Guenther <rguenther@suse.de>
4934 * gimplify.c (gimplify_init_constructor): For volatile LHS
4935 initialize a temporary.
4937 2010-01-31 Matthias Klose <doko@ubuntu.com>
4939 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4941 * configure: Regenerate.
4943 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4945 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4946 the same alias set and their sizes different constantness.
4947 (aliasing_component_refs_p): Revert 2009-10-24 change.
4949 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4951 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4954 2010-01-29 Richard Guenther <rguenther@suse.de>
4956 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4957 Assert we successfully updated the call.
4959 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4961 PR rtl-optimization/42889
4962 * df.h (df_set_bb_dirty_nonlr): New prototype.
4963 * df-core.c (df_set_bb_dirty_nonlr): New function.
4964 * df-scan.c (df_insn_rescan): Call it instead of
4965 df_set_bb_dirty for DEBUG_INSNs.
4967 2010-01-29 Richard Guenther <rguenther@suse.de>
4970 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4971 quadratic behavior in most cases.
4973 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4976 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4977 in the call to gen_x86_movsicc_0_m1.
4979 2010-01-28 Richard Guenther <rguenther@suse.de>
4981 PR tree-optimization/42871
4982 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4984 2010-01-28 Richard Guenther <rguenther@suse.de>
4986 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4987 into call arguments.
4989 2010-01-28 Richard Guenther <rguenther@suse.de>
4992 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4993 the forwarder if the destination is an EH landing pad.
4995 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4997 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4998 block list passed to gimple_duplicate_sese_tail.
4999 (parallelize_loops): Avoid parallelization when the function
5001 Avoid parallelization when the preheader is IRREDUCIBLE.
5002 Try to optimize when estimated_loop_iterations_int is unresolved.
5003 Add the loop's location to the dump file.
5004 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5005 (gimple_duplicate_sese_tail): Remove the check for the latch.
5006 Redirect nexits to the exit block.
5007 Remove handling of the incoming edges to the latch.
5008 Redirect the backedge from the copied latch to the exit bb.
5010 2010-01-28 Michael Matz <matz@suse.de>
5013 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5014 Wrap force_reg into a sequence, emit it before user.
5016 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5018 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5020 (arm_legacy_rev): Likewise.
5021 (thumb_legacy_rev): Likewise.
5023 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5025 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5026 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5027 on MEM's address failed, try avoid_constant_pool_reference and
5028 recurse if it returned something different.
5029 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5030 address, try avoid_constant_pool_reference and recurse if it
5031 returned something different.
5032 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5033 address and avoid_constant_pool_reference returned something
5034 different, don't set have_address.
5036 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5039 * var-tracking.c (val_store): Add modified argument, obey it.
5041 (count_uses): Move down logging of main.
5042 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5043 don't need resolution.
5044 (emit_notes_in_bb): Likewise.
5046 2010-01-27 Richard Guenther <rguenther@suse.de>
5049 * tree-inline.c (remap_decl): Delay remapping of SSA name
5050 default definitions until we need them.
5052 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5054 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5055 (rs6000_delegitimize_address): New function.
5057 * config/s390/s390.c (s390_delegitimize_address): Call
5058 delegitimize_mem_from_attrs.
5061 * tree-inline.c (cannot_copy_type_1): Removed.
5062 (copy_forbidden): Don't forbid copying of functions containing
5063 records/unions with variable length fields.
5065 2010-01-27 Christian Bruel <christian.bruel@st.com>
5069 * config/sh/sh.c (find_barrier): Increase length for non delayed
5070 conditional branches.
5072 2010-01-27 Matthias Klose <doko@ubuntu.com>
5074 * configure.ac (gnu-unique-object): Fix ldd version check.
5075 * configure: Regenerate.
5077 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5079 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5081 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5082 Test for HAVE_GNU_AS value.
5084 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5086 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5087 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5088 INT64_TYPE): Define.
5089 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5090 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5091 INT_LEAST64_TYPE): Define.
5092 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5093 UINT_LEAST64_TYPE): Define.
5094 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5095 INT_FAST64_TYPE): Define.
5096 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5097 UINT_FAST64_TYPE): Define.
5098 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5099 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5100 (SIG_ATOMIC_TYPE): Define.
5102 2010-01-26 Richard Guenther <rguenther@suse.de>
5104 * df-scan.c (df_scan_set_bb_info): Remove assert.
5105 (df_insn_rescan_debug_internal): Merge asserts.
5106 (df_install_ref): Likewise.
5107 (df_mark_reg): Use bitmap_set_range.
5108 (df_hard_reg_used_p): Remove assert.
5109 (df_hard_reg_used_count): Likewise.
5111 2010-01-26 Richard Guenther <rguenther@suse.de>
5113 PR rtl-optimization/42685
5114 * web.c (web_main): Ignore DEBUG_INSNs.
5116 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5118 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5120 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5121 Fix types of fndecl and arglist parameters.
5123 2010-01-26 Richard Guenther <rguenther@suse.de>
5126 * tree-eh.c (unsplit_eh): Skip debug insns.
5128 2010-01-26 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/42250
5131 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5133 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5136 * omp-low.c (expand_omp_sections): Only use single_pred if
5137 l2_bb is single_pred_p.
5139 2010-01-25 Christian Bruel <christian.bruel@st.com>
5142 * config/sh/sh.c (find_barrier): Increase length for non delayed
5143 conditional branches.
5144 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5146 2010-01-24 David S. Miller <davem@davemloft.net>
5148 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5149 define if not using GAS.
5150 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5151 Likewise. Delete SECTION_MERGE code, which is only applicable
5154 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5157 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5158 mangling of va_list in system headers.
5160 2010-01-23 Toon Moene <toon@moene.org>
5162 * tree-predcom.c (combine_chains): Return NULL, not false.
5164 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5166 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5167 initialization of variable res to agree with return type.
5169 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5171 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5172 * tree-sra.c: Add include of expr.h.
5174 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5176 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5177 insert the debug stmt on the single non-EH edge from the stmt.
5179 2010-01-22 Richard Henderson <rth@redhat.com>
5182 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5183 the RHS until after generate_subtree_copies has insertted its
5184 code before the current statement.
5186 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5188 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5190 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5192 2010-01-21 Martin Jambor <mjambor@suse.cz>
5194 PR tree-optimization/42585
5195 * tree-sra.c (struct access): New field grp_total_scalarization.
5196 (dump_access): Dump the new field.
5197 (should_scalarize_away_bitmap): New variable.
5198 (cannot_scalarize_away_bitmap): Likewise.
5199 (sra_initialize): Allocate new bitmaps.
5200 (sra_deinitialize): Free new bitmaps.
5201 (create_access_1): New function.
5202 (create_access): Parts moved to create_access_1.
5203 (type_consists_of_records_p): New function.
5204 (completely_scalarize_record): Likewise.
5205 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5206 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5207 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5209 (analyze_all_variable_accesses): Completely scalarize small eligible
5212 2010-01-21 Martin Jambor <mjambor@suse.cz>
5214 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5216 2010-01-21 Andrew Haley <aph@redhat.com>
5218 * gcc.c (process_command): Move lang_specific_driver before
5219 setting cc_libexec_prefix.
5221 2010-01-21 Richard Guenther <rguenther@suse.de>
5224 * fold-const.c (negate_expr_p): Pretend only negative
5225 real constants are easily negatable.
5227 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5228 Jason Merrill <jason@redhat.com>
5230 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5231 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5232 * calls.c (initialize argument_information): Handle it.
5233 * c-common.c (handle_transparent_union_attribute): Use new name.
5234 * c-decl.c (finish_struct): Ditto.
5235 * c-typeck.c (type_lists_compatible_p): Ditto.
5236 (convert_for_assignment): Use new name and also handle record.
5237 * function.c (aggregate_value_p): Handle it.
5238 (pass_by_reference): Ditto.
5239 (assign_parm_data_types): Ditto.
5240 * print-tree.c (print_node): Ditto.
5241 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5242 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5243 * tree.c (first_field): New fn.
5245 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5248 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5249 even when linking statically, for now.
5251 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5254 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5255 without a cselib val.
5256 (count_uses): Accept MO_VAL_SET with no val on stores.
5257 (add_stores): Likewise.
5259 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5261 * var-tracking.c (check_value_val): Add a compile time assertion.
5262 (dv_is_decl_p): Simplify.
5263 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5264 gcc_assert if ENABLE_CHECKING.
5266 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5269 * var-tracking.c: Include tree-flow.h.
5270 (mem_dies_at_call): New.
5271 (dataflow_set_preserve_mem_locs): Use it.
5272 (dataflow_set_remove_mem_locs): Likewise.
5273 (dump_var): Renamed from dump_variable. Adjust all callers.
5274 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5275 * Makefile.in (var-tracking.o): Adjust deps.
5277 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5279 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5281 2010-01-20 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/42717
5284 * tree-ssa-dce.c (get_live_post_dom): Remove.
5285 (forward_edge_to_pdom): Take an arbitrary edge to copy
5286 degenerate PHI args from.
5287 (remove_dead_stmt): Use the first post-dominator even if it
5288 does not contain live statements as redirection destination.
5290 2010-01-20 Richard Guenther <rguenther@suse.de>
5292 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5294 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5296 * sel-sched.c (create_speculation_check): Remove set but not used
5298 (try_transformation_cache): Remove set but not used variable ds.
5299 (calculate_privileged_insns): Remove set but not used variables
5300 cur_insn and min_spec_insn.
5301 (find_best_expr): Remove set but not used variable avail_n.
5302 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5304 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5306 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5307 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5310 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5313 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5314 cpu types. Add support for *-sse3 cpu types.
5315 (x86_64-*-*): Ditto.
5317 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5320 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5321 argument, call initializer_constant_valid_p_1 instead of
5322 initializer_constant_valid_p, pass CACHE to it, return NULL
5323 immediately if first call returns NULL.
5324 (initializer_constant_valid_p_1): New function.
5325 (initializer_constant_valid_p): Use it.
5327 2010-01-20 Thomas Quinot <quinot@adacore.com>
5329 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5331 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5333 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5334 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5335 (loc_list_from_tree): Don't handle unsigned division. Handle
5336 signed modulo using DW_OP_{over,over,div,mul,minus}.
5337 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5338 modulo instead of signed.
5340 2010-01-20 DJ Delorie <dj@redhat.com>
5342 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5344 (h8300_emit_stack_adjustment): Propogate it.
5346 (h8300_expand_prologue): Likewise.
5347 (h8300_expand_epilogue): Likewise.
5349 2010-01-19 Michael Matz <matz@suse.de>
5351 PR tree-optimization/41783
5352 * tree-data-ref.c (toplevel): Include flags.h.
5353 (dump_data_dependence_relation): Also dump the inputs if the
5354 result will be unknown.
5355 (split_constant_offset_1): Look through some conversions.
5356 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5357 the offset from last element is too large.
5358 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5359 (reassociate_to_the_same_stmt): Handle vector registers.
5360 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5362 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5363 wide_prolog_niters argument, emit widening instructions.
5364 (vect_do_peeling_for_alignment): Adjust caller, use widened
5365 variant of the iteration cound.
5366 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5368 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5371 * config/arm/neon-testgen.m (emit_automatics): New parameter
5372 features. Adjust for Fixed_return_reg feature.
5373 (test_intrinsic): Call emit_automatics with new feature.
5374 * config/arm/neon.ml: Update copyright years.
5375 (features): New Fixed_return_reg feature.
5376 (ops): Update feature for Vget_low.
5378 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5380 PR tree-optimization/42719
5381 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5385 * fwprop.c (all_uses_available_at): Return false if def_set dest
5386 is a REG that is used in def_insn.
5388 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5390 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5392 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5395 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5397 * target.h (struct gcc_target) <secondary_reload>: Change type
5398 of last argument to secondary_reload_info *.
5400 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5403 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5404 memory references with unaligned offsets. Remove CQImode handling.
5405 (unaligned_memory_operand): Return 1 for memory references with
5406 unaligned offsets. Remove CQImode handling.
5408 2010-01-18 Richard Guenther <rguenther@suse.de>
5411 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5414 2010-01-18 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/42781
5417 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5418 restrict processing only if the original variable was artificial.
5420 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5422 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5423 find number of popped argument bytes.
5425 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5426 Fix the text that describes the return value for invalid insns.
5428 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5430 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5431 Clarify what 'cost of the -dependence' is. Fix quoting.
5433 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5434 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5436 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5438 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5439 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5441 2010-01-17 Richard Guenther <rguenther@suse.de>
5444 * function.c (split_complex_args): Take a VEC to modify.
5445 (assign_parms_augmented_arg_list): Build a VEC instead of
5446 a chain of PARM_DECLs.
5447 (assign_parms_unsplit_complex): Take a VEC of arguments.
5448 Do not fixup unmodified parms.
5449 (assign_parms): Deal with the VEC.
5450 (gimplify_parameters): Likewise.
5452 2010-01-17 Richard Guenther <rguenther@suse.de>
5454 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5455 node existence check.
5456 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5457 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5458 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5459 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5460 (gimple_execute_on_growing_pred): Likewise.
5462 2010-01-17 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/42773
5465 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5466 (compute_antic_aux): Likewise.
5467 (compute_partial_antic_aux): Likewise.
5469 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5472 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5475 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5477 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5480 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5481 Fix markup for strict argument.
5483 (TARGET_SCHED_REORDER2): Fix argument types.
5485 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5486 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5488 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5489 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5491 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5494 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5495 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5496 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5497 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5498 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5500 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5502 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5504 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5505 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5507 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5509 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5512 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5514 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5515 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5517 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5519 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5521 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5522 referring to it. Fix language.
5524 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5526 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5528 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5530 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5532 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5533 '@var{stream}. Remove stray 'and'.
5535 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5537 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5539 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5541 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5542 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5544 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5545 Fix description of return value.
5546 Rename argument "sz" to "len."
5548 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5549 Clarify meaning of 'true' return value.
5551 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5553 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5554 rep_mode versus mode_rep.
5556 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5558 (TARGET_BUILTIN_DECL): Fix name.
5560 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5562 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5564 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5566 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5568 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5570 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5573 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5574 Rename argument tm_fn to md_fn.
5576 (TARGET_OPTION_PRINT): Fix argument list.
5578 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5581 * config/i386/i386.c (ix86_fixup_binary_operands):
5582 Revert FMA4 fixup of operands.
5584 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5587 * Makefile.in (write_entries_to_file, install-plugin):
5588 Use \012 instead of \n with tr.
5590 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5592 * configure.ac (HAVE_AS_REF): New C macro.
5593 * configure: Regenerate.
5594 * config.in: Likewise.
5595 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5597 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5600 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5602 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5604 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5606 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5608 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5610 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5612 (TARGET_BINDS_LOCAL_P): Fix argument type.
5614 (TARGET_ASM_FILE_END): Use prototype.
5616 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5618 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5620 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5622 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5624 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5625 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5627 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5628 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5630 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5631 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5632 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5633 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5635 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5637 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5639 (TARGET_INIT_BUILTINS): Use prototype.
5641 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5642 Put 'const char *' in braces. Fix parameter types.
5643 (TARGET_INVALID_CONVERSION): Fix parameter types.
5644 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5645 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5647 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5650 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5652 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5654 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5656 * doc/tm.texi (TARGET_HELP): Fix return type.
5658 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5659 in braces. Fix argument types.
5661 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5663 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5665 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5667 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5668 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5670 (TARGET_MANGLE_TYPE): Fix argument types.
5672 (TARGET_IRA_COVER_CLASSES): Use prototype.
5674 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5676 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5678 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5680 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5682 (TARGET_CALLEE_COPIES): Fix argument types.
5684 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5686 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5688 (TARGET_FUNCTION_VALUE): Fix argument types.
5690 (TARGET_RETURN_IN_MSB): Fix argument type.
5692 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5694 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5696 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5698 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5699 agree with return type.
5701 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5703 2010-01-15 Jing Yu <jingyu@google.com>
5705 PR rtl-optimization/42691
5706 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5707 a pseudo to a constant and are merged, and adjust comments.
5709 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5711 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5713 2010-01-15 Richard Guenther <rguenther@suse.de>
5716 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5717 labels of computed or non-local gotos to the destination.
5718 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5719 landing pad label is the first label.
5721 2010-01-15 Richard Guenther <rguenther@suse.de>
5723 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5725 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5728 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5729 to allow generation of the xssqrtdp instruction on power7.
5730 (sqrtdf2_fpr): Ditto.
5732 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5735 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5736 functions with noreturn attribute.
5739 * varasm.c (declare_weak): Add weak attribute to decl if it
5740 doesn't have one already.
5741 (assemble_external): Only add decls to weak_decls if they also
5742 have weak attribute.
5744 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5746 * var-tracking.c (var_reg_delete): Don't delete the association
5747 between REGs and values or one-part variables if the register
5750 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5753 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5754 because its first operand is a non-localized variable.
5756 2010-01-14 Martin Jambor <mjambor@suse.cz>
5758 PR tree-optimization/42706
5759 * tree-sra.c (encountered_recursive_call): New variable.
5760 (encountered_unchangable_recursive_call): Likewise.
5761 (sra_initialize): Initialize both new variables.
5762 (callsite_has_enough_arguments_p): New function.
5763 (scan_function): Call decl and flags check only for IPA-SRA, check
5764 whether there is a recursive call and whether it has enough arguments.
5765 (all_callers_have_enough_arguments_p): New function.
5766 (convert_callers): Look for recursive calls only when
5767 encountered_recursive_call is set.
5768 (ipa_early_sra): Bail out either if
5769 !all_callers_have_enough_arguments_p or
5770 encountered_unchangable_recursive_call.
5772 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5774 * sel-sched.c: Add 2010 to copyright years.
5775 * sel-sched-ir.c: Likewise.
5776 * sel-sched-ir.h: Likewise.
5778 2010-01-14 Martin Jambor <mjambor@suse.cz>
5780 PR tree-optimization/42714
5781 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5782 constructors specially.
5784 2010-01-14 Andi Kleen <ak@linux.intel.com>
5786 * config/i386/drivers-i386.c (detect_caches_intel):
5787 Add l2sizekb parameter and fill in.
5788 (host_detect_local_cpu): Add l2sizekb, fill in.
5789 Add Atom small cache heuristic.
5791 2010-01-14 Andi Kleen <ak@linux.intel.com>
5793 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5794 Add level3 parameter and fill in.
5795 (detect_caches_intel): Handle level3 cache.
5797 2010-01-14 Andi Kleen <ak@linux.intel.com>
5799 * config/i386/drivers-i386.c (host_detect_local_cpu):
5800 Fix core duo detection.
5802 2010-01-14 Andi Kleen <ak@linux.intel.com>
5804 * config/i386/drivers-i386.c (host_detect_local_cpu):
5807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5809 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5810 (rs6000_variable_issue_1): this. Use...
5811 (rs6000_variable_issue): here. Reimplement. Print debug info.
5813 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5815 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5816 sel_restore_notes. Update all callers. Call reemit_notes
5819 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5821 PR rtl-optimization/42246
5822 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5825 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5827 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5828 all successors is the same as number of successors in current region.
5830 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5832 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5833 to rename is not separable. Otherwise check that its LHS is not NULL.
5835 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5837 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5839 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5841 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5842 available registers when failed to discover LHS register class.
5843 Fix indentation. Update comment.
5845 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5846 Alexander Monakov <amonakov@ispras.ru>
5848 PR rtl-optimization/42389
5849 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5851 (advance_state_on_fence): Likewise.
5852 (sel_target_adjust_priority): Print debug output only when
5853 sched_verbose >= 4, not 2.
5854 (get_expr_cost): Do not issue all unique insns on the next cycle.
5855 (fill_insns): Initialize can_issue_more from the value saved
5857 * sel-sched-ir.c (flist_add): New parameter issue_more.
5858 Init FENCE_ISSUE_MORE with it.
5859 (merge_fences): Likewise.
5860 (init_fences): Update call to flist_add.
5861 (add_to_fences, add_clean_fence_to_fences)
5862 (add_dirty_fence_to_fences): Likewise.
5863 (move_fence_to_fences): Update call to merge_fences.
5864 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5866 * sel-sched-ir.h (struct _fence): New field issue_more.
5867 (FENCE_ISSUE_MORE): New accessor macro.
5869 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5871 PR rtl-optimization/42388
5872 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5873 that have no predecessors nor successors. Do not call move_bb_info
5874 for empty blocks outside of current region.
5876 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5878 PR rtl-optimization/42294
5879 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5880 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5881 originators' originators.
5883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5885 PR rtl-optimization/39453
5886 PR rtl-optimization/42246
5887 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5889 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5891 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5892 Alexander Monakov <amonakov@ispras.ru>
5895 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5896 (maybe_tidy_empty_bb): ... here. Make static. Add new
5897 argument. Update all callers.
5898 (tidy_control_flow): ... and here. Recompute topological order
5899 of basic blocks in region if necessary.
5900 (sel_redirect_edge_and_branch): Change return type. Return true
5901 if topological order might have been invalidated.
5902 (purge_empty_blocks): Export and move from...
5903 * sel-sched.c (purge_empty_blocks): ... here.
5904 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5905 (maybe_tidy_empty_bb): Delete prototype.
5906 (purge_empty_blocks): Declare.
5908 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5910 PR rtl-optimization/42249
5911 * sel-sched.c (try_replace_dest_reg): When chosen register
5912 and original register is the same, do not bail out early, but
5913 still check all original insns for validity of replacing destination
5914 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5917 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5920 Port from no-undefined-overflow branch:
5921 2009-03-09 Richard Guenther <rguenther@suse.de>
5923 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5925 2010-01-14 Richard Guenther <rguenther@suse.de>
5928 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5930 2010-01-14 Ira Rosen <irar@il.ibm.com>
5932 PR tree-optimization/42709
5933 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5934 as scalar type in creation of constant vector operand.
5936 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5939 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5940 (check-parallel-%): Match `testsuite' directory component only
5943 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5945 PR translation/39521
5946 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5949 2010-01-13 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/42730
5952 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5955 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5958 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5959 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5962 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5964 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5965 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5966 ___umulsi3_highpart.
5968 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5969 rather than schedule_insns if the pass is enabled.
5971 2010-01-13 Martin Jambor <mjambor@suse.cz>
5973 PR tree-optimization/42704
5974 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5977 2010-01-13 Martin Jambor <mjambor@suse.cz>
5979 PR tree-optimization/42703
5980 * tree-sra.c (analyze_access_subtree): Check that we can build a
5981 reference to the original data within the aggregate.
5983 2010-01-13 Richard Guenther <rguenther@suse.de>
5985 PR tree-optimization/42705
5986 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5988 2010-01-13 Richard Guenther <rguenther@suse.de>
5991 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5993 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5996 * var-tracking.c (values_to_unmark): New variable.
5997 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5998 values_to_unmark vector. Moved body to...
5999 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6000 instead queue it into values_to_unmark vector.
6001 (vt_find_locations): Free values_to_unmark vector.
6003 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6005 * config/s390/s390.c (override_options): Set
6006 default of max-pending-list-length to 256
6008 2010-01-13 Richard Guenther <rguenther@suse.de>
6011 * tree-pass.h (PROP_gimple_lcx): New.
6012 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6013 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6014 before the final cleanup_eh.
6015 (dump_properties): Dump PROP_gimple_lcx.
6016 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6017 (tree_lower_complex_O0): Remove.
6018 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6019 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6020 tree_lower_complex, schedule TODO_update_ssa.
6021 * lto-streamer-out.c (output_function): Stream the functions
6023 * lto-streamer-in.c (input_function): Likewise.
6024 (lto_read_body): Do not override them here.
6026 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6029 * c-typeck.c (build_c_cast): Fold value cast to union type before
6030 wrapping it in a CONSTRUCTOR.
6032 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6034 PR rtl-optimization/42699
6035 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6038 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6040 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6041 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6042 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6043 SUBTARGET_WARN_UNUSED_SPEC): ... here
6044 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6046 2010-01-12 Julian Brown <julian@codesourcery.com>
6048 * config/arm/neon-schedgen.ml (Utils): Don't try to
6049 open missing module.
6050 (find_with_result): New.
6052 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6055 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6056 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6058 PR tree-optimization/42645
6059 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6060 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6061 decl_map, set processing_debug_stmt to -1 and return name without
6064 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6066 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6067 binutils version, and reword target configuration description.
6069 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6071 * config/avr/avr.h (LINKER_NAME): Remove.
6073 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6076 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6077 that support VSX, warn for -mno-altivec if vsx is not disabled,
6080 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6081 Shujing Zhao <pearly.zhao@oracle.com>
6083 PR translation/42469
6084 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6085 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6086 character between option name and help text.
6087 * c.opt (imultilib): Likewise.
6089 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6091 * lto-streamer-out.c (output_unreferenced_globals): Output static
6094 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6096 PR rtl-optimization/42621
6097 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6098 optimizing for size.
6099 (duplicate_computed_gotos): Remove now-redundant check.
6101 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6104 * configure.ac: Save and restore LDFLAGS and LIBS
6105 * configure: Regenerate.
6107 2010-01-10 Richard Guenther <rguenther@suse.de>
6110 * builtins.c (fold_builtin_strlen): Add type argument and
6111 convert the resulting length to it.
6112 (fold_builtin_1): Adjust.
6114 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6116 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6117 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6119 (num_insns_constant_wide): Adjust for that change.
6121 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6124 * web.c (union_defs): Add used argument, to combine uses of
6126 (entry_register): Adjust type and tests of used argument.
6127 (web_main): Widen used for new use. Pass it to union_defs.
6128 * df.h (union_defs): Adjust prototype.
6130 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6133 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6134 uses in new incoming argument. Free body.
6135 (reset_debug_uses_in_loop): New.
6136 (analyze_insn_to_expand_var): Call the latter if the former found
6137 anything. Fix whitespace. Reject invalid dest overlaps before
6138 going through all insns in the loop.
6140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6143 * haifa-sched.c (dying_use_p): Debug insns don't count.
6145 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6148 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6149 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6150 (verify_gimple_call): Reject LHS in noreturn calls.
6152 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6156 * tree-vect-loop-manip.c (adjust_info): New type.
6157 (adjust_vec): New pointer to vector.
6158 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6159 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6160 (slpeel_update_phis_for_duplicate_loop): Use them.
6161 (slpeel_update_phi_nodes_for_guard1): Likewise.
6162 (slpeel_update_phi_nodes_for_guard2): Likewise.
6163 (slpeel_tree_peel_loop_to_edge): Likewise.
6164 (vect_update_ivs_after_vectorizer): Likewise.
6166 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6168 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6169 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6171 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6173 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6174 bogus uninitialized warning.
6176 2010-01-09 Richard Guenther <rguenther@suse.de>
6179 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6180 the evolution is compatible with the initial condition.
6182 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6184 * gcc.c (process_command): Update copyright notice dates.
6185 * gcov.c (print_version): Likewise.
6186 * gcov-dump.c (print_version): Likewise.
6187 * mips-tfile.c (main): Likewise.
6188 * mips-tdump.c (main): Likewise.
6190 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6193 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6195 (rotlhi3_8): Delete.
6197 (rotlsi3_8): Delete.
6198 (rotlsi3_16): Delete.
6199 (rotlsi3_24): Delete.
6201 (*rotw<mode>3): New.
6202 (*rotb<mode>3): New.
6203 * config/avr/avr.c (avr_rotate_bytes): New function.
6204 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6206 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6209 * configure.ac: Modify -rdynamic check.
6210 * configure: Regenerate.
6212 2010-01-08 DJ Delorie <dj@redhat.com>
6214 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6215 register popping order.
6217 2010-01-08 Richard Guenther <rguenther@suse.de>
6220 * c.opt (fsigned-char): Also let LTO handle this option.
6221 (funsigned-char): Likewise.
6223 2010-01-07 Richard Guenther <rguenther@suse.de>
6225 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6226 (gimple_op): Likewise.
6227 (gimple_op_ptr): Likewise.
6228 (gimple_assign_set_lhs): Remove gcc_assert.
6229 (gimple_assign_set_rhs1): Likewise.
6230 (gimple_assign_set_rhs2): Likewise.
6231 (gimple_call_set_lhs): Likewise.
6232 (gimple_call_set_fn): Likewise.
6233 (gimple_call_set_fndecl): Likewise.
6234 (gimple_call_fndecl): Likewise.
6235 (gimple_call_return_type): Likewise.
6236 (gimple_call_set_chain): Likewise.
6237 (gimple_call_num_args): Likewise.
6238 (gimple_call_set_arg): Likewise.
6239 (gimple_cond_set_code): Likewise.
6240 (gimple_cond_set_lhs): Likewise.
6241 (gimple_cond_set_rhs): Likewise.
6242 (gimple_cond_set_true_label): Likewise.
6243 (gimple_cond_set_false_label): Likewise.
6244 (gimple_label_set_label): Likewise.
6245 (gimple_goto_set_dest): Likewise.
6246 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6247 (gimple_debug_bind_get_value): Likewise.
6248 (gimple_debug_bind_get_value_ptr): Likewise.
6249 (gimple_debug_bind_set_var): Likewise.
6250 (gimple_debug_bind_set_value): Likewise.
6251 (gimple_debug_bind_reset_value): Likewise.
6252 (gimple_debug_bind_has_value_p): Likewise.
6253 (gimple_return_retval_ptr): Remove gcc_assert.
6254 (gimple_return_retval): Likewise.
6255 (gimple_return_set_retval): Likewise.
6256 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6257 (safe_referenced_var_iterator): Remove.
6258 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6259 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6260 (fill_referenced_var_vec): Remove.
6261 (first_readonly_imm_use): Remove redundant gcc_assert.
6262 (phi_arg_index_from_use): Combine gcc_asserts.
6263 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6264 (first_imm_use_stmt): Remove redundant gcc_assert.
6265 * tree-cfg.c (verify_gimple_call): Verify function and chain
6266 operands. Verify arguments.
6267 (verify_types_in_gimple_stmt): Verify condition code and labels.
6269 2010-01-07 Richard Guenther <rguenther@suse.de>
6271 PR tree-optimization/42641
6272 * sese.c (rename_map_elt_info): Use the SSA name version, do
6275 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6277 PR tree-optimization/42625
6278 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6279 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6281 2010-01-07 Duncan Sands <baldrick@free.fr>
6283 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6285 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6288 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6289 note itself is not function_invariant_p.
6291 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6293 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6294 Do not add the DF_NOTE problem.
6295 * store-motion.c (execute_rtl_store_motion): Likewise.
6297 2010-01-07 Martin Jambor <mjambor@suse.cz>
6299 PR tree-optimization/42157
6300 * tree-sra.c (compare_access_positions): Stabilize sort if both
6301 accesses have integer types, return zero immediately if they are the
6304 2010-01-06 Richard Henderson <rth@redhat.com>
6307 * haifa-sched.c (add_to_note_list): Merge into ...
6308 (concat_note_lists): ... here, and ...
6309 (unlink_other_notes, rm_other_notes): Merge into...
6310 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6311 NOTE_INSN_EPILOGUE_BEG.
6313 2010-01-06 Richard Guenther <rguenther@suse.de>
6315 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6316 not inline regular functions into always-inline functions.
6318 2010-01-06 Nick Clifton <nickc@redhat.com>
6320 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6321 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6323 (OVERRIDE_OPTIONS): Delete.
6324 (OPTIMIZATION_OPTIONS): Define.
6325 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6326 * config/rx/rx.c (rx_handle_option): Issue an error message if
6327 -mcpu=rx200 and -fpu are used together.
6328 (rx_set_optimization_options): New function. Issue an error
6329 message if an optimization attribute attempts to reset the FPU/
6330 math optimization pairing.
6331 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6332 * config/rx/rx.opt: Set the default to 32-bit doubles.
6333 * config/rx/t-rx: Add multilibs for -nofpu option.
6334 * doc/invoke.texi: Update documentation of RX options.
6336 2010-01-06 Richard Guenther <rguenther@suse.de>
6338 * tree-ssa-pre.c (name_to_id): New global.
6339 (alloc_expression_id): Simplify SSA name handling.
6340 (lookup_expression_id): Likewise.
6341 (init_pre): Zero name_to_id.
6342 (fini_pre): Free it.
6344 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6346 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6348 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/i386/sse.md (smaxv2di3): New.
6352 (umaxv2di3): Likewise.
6353 (sminv2di3): Likewise.
6354 (uminv2di3): Likewise.
6356 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6359 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6360 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6361 (legitimize_tls_address): Likewise.
6362 (sparc_tls_referenced_p): Likewise.
6363 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6364 and adjust calls to legitimize_pic_address.
6365 (legitimate_constant_p) Use sparc_tls_referenced_p.
6366 (legitimate_pic_operand_p): Likewise.
6367 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6368 (sparc_tls_symbol_ref_1): Delete.
6369 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6370 (legitimize_tls_address): Make static, handle CONST patterns.
6371 (legitimize_pic_address): Make static, remove unused parameter and
6372 adjust recursive calls.
6373 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6374 and adjust call to legitimize_pic_address.
6375 (sparc_output_mi_thunk): Likewise.
6377 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6378 H.J. Lu <hongjiu.lu@intel.com>
6381 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6382 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6383 operands to make them signed.
6386 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6390 GTU to GT for V4SI and V2DI.
6392 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6393 (umin<mode>3): Removed.
6395 (uminv4si3): Likewise.
6397 2010-01-05 Martin Jambor <mjambor@suse.cz>
6399 PR tree-optimization/42462
6400 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6401 current_function_decl to helper functions and macros.
6403 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6406 * flags.h: Don't include real.h.
6407 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6408 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6409 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6410 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6411 * dominance.c: Update copyright.
6412 * gimple.c (walk_gimple_op): Remove inline.
6413 * tree-ssa-reassoc.c: Include real.h.
6414 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6415 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6417 2010-01-05 Nick Clifton <nickc@redhat.com>
6419 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6420 register to push into the stack frame when the accumulator has to
6421 be saved during interrupts.
6423 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6425 * doc/invoke.texi: Remove the documentation about option
6427 * common.opt (Wunreachable-code): Preserved for backward
6429 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6430 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6431 the backward compatibility flag section.
6433 2010-01-05 Richard Guenther <rguenther@suse.de>
6435 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6437 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6440 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6442 PR tree-optimization/42508
6443 * tree-sra.c (convert_callers): Check for recursive call
6444 by comparing cgraph nodes instead of decls.
6445 (modify_function): Call ipa_modify_formal_parameters also
6446 on all same_body aliases.
6448 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6449 cgraph nodes when checking for same_body aliases.
6451 2010-01-05 Richard Guenther <rguenther@suse.de>
6453 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6454 allocation and lookup.
6455 (get_or_alloc_expr_for_constant): Likewise.
6456 (phi_translate): Sink allocation.
6458 2010-01-04 Richard Guenther <rguenther@suse.de>
6460 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6461 a new entry only if needed.
6462 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6463 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6465 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6467 (phi_translate): Handle CONSTANTs early.
6469 2010-01-04 Martin Jambor <mjambor@suse.cz>
6471 PR tree-optimization/42398
6472 * tree-sra.c (struct access): Removed flag grp_different_types.
6473 (dump_access): Do not dump the removed flag.
6474 (sort_and_splice_var_accesses): Do not set the removed flag.
6475 (sra_modify_expr): Check for type compatibility directly.
6477 2010-01-04 Martin Jambor <mjambor@suse.cz>
6479 PR tree-optimization/42366
6480 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6481 edges with variable number of parameters.
6482 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6483 flag instead of asserting it.
6484 (ipa_read_node_info): Read uses_analysis_done flag.
6486 2010-01-04 Richard Guenther <rguenther@suse.de>
6488 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6489 iterative_hash_* as intended.
6490 (vn_reference_compute_hash): Likewise. Simplify hashing
6492 (vn_reference_lookup_2): Likewise.
6493 (vn_nary_op_compute_hash): Likewise.
6494 (vn_phi_compute_hash): Likewise.
6495 (expressions_equal_p): Remove strange code.
6496 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6497 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6498 (bitmap_insert_into_set_1): Take value-id as parameter.
6499 (add_to_value): Pass it.
6500 (bitmap_insert_into_set): Likewise.
6501 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6503 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6506 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6507 (do_self_spec): For switches with SWITCH_IGNORE set set also
6508 SWITCH_IGNORE_PERMANENTLY.
6509 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6512 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6514 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6515 tree of an unreferenced global var.
6517 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6520 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6521 GTU to GT for V4SI and V2DI.
6523 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6524 (umin<mode>3): Removed.
6526 (uminv4si3): Likewise.
6528 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6531 * collect2.c (main): Turn on trace in collect2 if -v is passed
6534 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6536 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6537 description of expression operand.
6539 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6541 * configure.ac: Add install-html to target_list for Make-hooks.
6542 * configure: Regenerate.
6543 * fortran/Make-lang.in (F95_HTMLFILES): New.
6544 (fortran.html): Use it.
6545 (fortran.install-html): New.
6546 * Makefile.in (install-html): Add lang.install-html.
6547 * java/Make-lang.in (JAVA_HTMLFILES): New.
6548 (java.html): Use it.
6549 (java.install-html): New.
6550 * objc/Make-lang.in (objc.install-html): New.
6551 * objcp/Make-lang.in (obj-c++.install-html): New.
6552 * cp/Make-lang.in (c++.install-html): New.
6553 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6554 * lto/Make-lang.in (lto.install-html): New.
6556 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6559 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6561 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6563 PR rtl-optimization/41862
6564 * store-motion.c (store_killed_in_insn, compute_store_table,
6565 remove_reachable_equiv_notes, replace_store_insn,
6566 build_store_vectors): Ignore all DEBUG_INSNs.
6568 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6571 * common.opt: Add dumpdir.
6573 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6575 (option_map): Add --dumpdir.
6577 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6579 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6581 * opts.c (decode_options): Try dump_dir_name first if
6582 dump_base_name isn't an absolute path.
6583 (common_handle_option): Handle OPT_dumpdir.
6585 * toplev.c (dump_dir_name): New.
6586 (print_switch_values): Also ignore -dumpdir.
6588 * toplev.h (dump_dir_name): New.
6590 2010-01-03 Richard Guenther <rguenther@suse.de>
6592 PR tree-optimization/42589
6593 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6594 double-word expansion of bswap32.
6596 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6598 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6599 with BLOCK_FOR_INSN.
6600 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6601 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6602 noce_process_if_block): Likewise.
6603 * gcse.c (compute_local_properties, insert_expr_in_table,
6604 insert_set_in_table, canon_list_insert, find_avail_set,
6605 pre_insert_copy_insn): Likewise.
6607 * basic-block.h (BLOCK_NUM): Move from here...
6608 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6610 2010-01-03 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/42438
6613 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6614 contains_may_not_return_call flag.
6615 (BB_MAY_NOTRETURN): New.
6616 (valid_in_sets): Trapping nary operations are not valid
6617 in blocks that may not return.
6618 (insert_into_preds_of_block): Remove check for trapping expressions.
6619 (compute_avail): Compute also BB_MAY_NOTRETURN.
6621 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6623 * doc/invoke.texi: Add 2010 to copyright years.
6625 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6627 * config/sparc/sparc.c: Fix formatting nits.
6629 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6630 Alexander Monakov <amonakov@ispras.ru>
6632 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6634 2010-01-02 Richard Guenther <rguenther@suse.de>
6637 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6638 (simplify_switch_using_ranges): Mark to be removed edges
6641 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6643 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6645 * collect2.c (scan_libraries): Add missing argument in call to
6648 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6651 * config/alpha/predicates.md (aligned_memory_operand): Return false
6653 (unaligned_memory_operand): Return true for CQImode.
6654 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6655 doesn not cross aligned SImode word boundary.
6657 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6659 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6661 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6662 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6664 2010-01-02 Richard Guenther <rguenther@suse.de>
6667 * toplev.c (compile_file): Emit LTO marker properly. Change
6669 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6671 2010-01-01 Richard Guenther <rguenther@suse.de>
6674 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6676 2010-01-01 Richard Guenther <rguenther@suse.de>
6679 * c-decl.c (grokdeclarator): For zero-size arrays force
6680 structural equality checks as layout_type does.
6682 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6684 * builtins.c: Update copyright to 2010.
6686 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6689 * lto-streamer-out.c (produce_asm): Revert the last change.
6690 (copy_function): Likewise.
6692 * lto-streamer.c (lto_get_section_name): Skip any leading
6695 2010-01-01 Richard Guenther <rguenther@suse.de>
6698 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6702 Copyright (C) 2010 Free Software Foundation, Inc.
6704 Copying and distribution of this file, with or without modification,
6705 are permitted in any medium without royalty provided the copyright
6706 notice and this notice are preserved.