1 2010-04-19 Martin Jambor <mjambor@suse.cz>
3 * gimple.h (create_tmp_reg): Declare.
4 * gimplify.c (create_tmp_reg): New function.
5 (gimplify_return_expr): Use create_tmp_reg.
6 (gimplify_omp_atomic): Likewise.
7 (gimple_regimplify_operands): Likewise.
8 * tree-dfa.c (make_rename_temp): Likewise.
9 * tree-predcom.c (predcom_tmp_var): Likewise.
10 (reassociate_to_the_same_stmt): Likewise.
11 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
12 (get_replaced_param_substitute): Likewise.
13 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
14 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
15 * tree-ssa-pre.c (get_representative_for): Likewise.
16 (create_expression_by_pieces): Likewise.
17 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
18 (create_tailcall_accumulator): Likewise.
20 2010-04-19 Martin Jambor <mjambor@suse.cz>
22 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
24 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
26 2010-04-19 Richard Guenther <rguenther@suse.de>
28 PR tree-optimization/43796
29 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
30 from SCEV in the lattice.
31 (vrp_visit_phi_node): Dump change.
33 2010-04-19 Richard Guenther <rguenther@suse.de>
35 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
36 * configure: Re-generated.
38 2010-04-19 Richard Guenther <rguenther@suse.de>
40 PR tree-optimization/43783
41 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
42 constant ARRAY_REF operands two and three if possible.
44 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
49 2010-04-19 Jie Zhang <jie@codesourcery.com>
52 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
54 2010-04-19 Ira Rosen <irar@il.ibm.com>
56 PR tree-optimization/37027
57 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
58 and macro to access it.
59 (vectorizable_reduction): Add argument.
60 (vect_get_slp_defs): Likewise.
61 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
62 statements for possible use in SLP.
63 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
64 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
65 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
67 (vectorizable_reduction): Likewise.
68 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
70 (vectorizable_type_demotion, vectorizable_type_promotion,
71 vectorizable_store): Likewise.
72 (vect_analyze_stmt): Update call to vectorizable_reduction.
73 (vect_transform_stmt): Likewise.
74 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
75 (vect_build_slp_tree): Fix indentation. Check that there are no loads
76 from different interleaving chains in same node.
77 (vect_slp_rearrange_stmts): New function.
78 (vect_supported_load_permutation_p): Allow load permutations for
79 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
80 inside SLP nodes if necessary.
81 (vect_analyze_slp_instance): Handle reductions.
82 (vect_analyze_slp): Try to build SLP instances originating from groups
84 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
85 (vect_get_constant_vectors): Create initial vectors for reductions
86 according to reduction code. Add new argument.
87 (vect_get_slp_defs): Add new argument, pass it to
88 vect_get_constant_vectors.
89 (vect_schedule_slp_instance): Remove SLP tree root statements.
91 2010-04-19 Jakub Jelinek <jakub@redhat.com>
93 * tree.h (ENUM_IS_SCOPED): Define.
94 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
95 for ENUM_IS_SCOPED enums.
97 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
99 * fold-const.c (fold_comparison): Use ssizetype.
100 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
101 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
102 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
103 * tree-object-size.c (compute_object_sizes): Use size_type_node.
105 * tree.h (initialize_sizetypes): Remove parameter.
106 (build_common_tree_nodes): Remove second parameter.
107 * stor-layout.c (initialize_sizetypes): Remove parameter.
108 Always create an unsigned type.
109 (set_sizetype): Assert that the passed type is unsigned and simplify.
110 * tree.c (build_common_tree_nodes): Remove second parameter.
111 Adjust call to initialize_sizetypes.
112 * c-decl.c (c_init_decl_processing): Remove second argument in call to
113 build_common_tree_nodes.
115 2010-04-18 Matthias Klose <doko@ubuntu.com>
117 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
119 2010-04-18 Ira Rosen <irar@il.ibm.com>
121 PR tree-optimization/43771
122 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
123 load permutation doesn't have gaps.
125 2010-04-18 Jan Hubicka <jh@suse.cz>
127 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
128 (sse_prologue_save_insn expander): Use new pattern.
129 (sse_prologue_save_insn1): New pattern and splitter.
130 (sse_prologue_save_insn): Update to deal also with 64bit aligned
132 * i386.c (setup_incoming_varargs_64): Do not compute jump
134 (ix86_gimplify_va_arg): Update alignment needed.
135 (ix86_local_alignment): Do not align all local arrays to 128bit.
137 2010-04-17 Jan Hubicka <jh@suse.cz>
139 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
141 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
143 * arm.md (negdi2): Remove redundant code to force values into a
146 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
148 * arm/bpabi.S: Add EABI alignment attributes to objects.
149 * arm/bpabi-v6m.S: Likewise.
150 * arm/crti.asm: Likewise.
151 * arm/crtn.asm: Likewise.
152 * arm/lib1funcs.asm: Likewise.
153 * arm/libunwind.S: Likewise.
155 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
157 * arm-protos.h (tune_params): New structure.
158 * arm.c (current_tune): New variable.
159 (arm_constant_limit): Delete.
160 (struct processors): Add pointer to the tune parameters.
161 (arm_slowmul_tune): New tuning option.
162 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
163 (all_cores): Adjust to pick up the tuning model.
164 (arm_constant_limit): New function.
165 (arm_override_options): Select the appropriate tuning model. Delete
166 initialization of arm_const_limit.
167 (arm_split_constant): Use the new constant-limit model.
168 (arm_rtx_costs): Pick up the current tuning model.
169 * arm.md (is_strongarm, is_xscale): Delete.
170 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
171 for Xscale variant architectures.
172 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
174 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
176 * config/arm/arm.c (arm_gen_constant): Remove unused variable
178 (arm_rtx_costs_1): Remove unused variable extra_cost.
179 (arm_unwind_emit_set): Use variable offset.
180 (thumb1_output_casesi): Remove unused variable flags.
182 2010-04-16 Jeff Law <law@redhat.com>
184 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
185 needing assignment rather than doing a two-phase assignment. Remove
188 2010-04-16 Jakub Jelinek <jakub@redhat.com>
191 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
193 2010-04-16 Doug Kwan <dougkwan@google.com>
195 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
196 (next_operand_entry_id): New static variable.
197 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
198 (add_to_ops_vec): Assigned unique ID to operand entry.
199 (struct oecount_s): New field ID.
200 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
201 (undistribute_ops_list): Assign unique IDs to oecounts.
202 (init_reassoc): reset next_operand_entry_id.
204 2010-04-16 Doug Kwan <dougkwan@google.com>
206 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
207 missing left parenthesis.
209 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
212 *btdi_rex64 using SWI48 mode iterator.
213 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
214 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
215 *jcc_btdi_mask_rex64.
217 2010-04-16 Anatoly Sokolov <aesok@post.ru>
219 * double-int.h (tree_to_double_int): Convert to macro.
220 * double-int.c (tree_to_double_int): Remove.
222 2010-04-16 Jakub Jelinek <jakub@redhat.com>
225 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
226 with want_address 2 and in case a single element list might be
227 possible, call it again with want_address 0.
229 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
231 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
232 case 'W' print operands for HI mode.
233 * config/h8300/h8300.h (Y0, Y2) : New constraints.
234 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
235 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
236 * config/h8300/predicate.md (bit_register_indirect_operand): New.
238 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
240 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
241 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
242 #xx:3 and #xx:4 mode.
244 * config/h8300/h8300.md (inverted load with HImode dest): Add
247 * config/h8300/predicate.md (bit_operand): Allow immediate values that
248 satisfy 'U' constraint.
250 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
252 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
254 * configure: Regenerate.
255 * config.in: Regenerate.
256 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
259 2010-04-16 Richard Guenther <rguenther@suse.de>
261 * tree.h (struct tree_decl_minimal): Move pt_uid ...
262 (struct tree_decl_common): ... here.
263 (DECL_PT_UID): Adjust.
264 (SET_DECL_PT_UID): Likewise.
265 (DECL_PT_UID_SET_P): Likewise.
267 2010-04-16 Richard Guenther <rguenther@suse.de>
269 PR tree-optimization/43572
270 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
271 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
272 * tree-flow.h (is_call_clobbered): Remove.
273 * tree-flow-inline.h (is_call_clobbered): Likewise.
274 * tree-dfa.c (dump_variable): Do not dump call clobber state.
275 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
276 (execute_return_slot_opt): Adjust.
277 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
278 check for call clobbered vars here.
279 (find_tail_calls): Move tailcall verification to the
282 2010-04-16 Diego Novillo <dnovillo@google.com>
284 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
287 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
290 * config/arm/arm.md (cbranchqi4): New pattern.
291 * config/arm/predicates.md (const0_operand,
292 cbranchqi4_comparison_operator): New predicates.
294 2010-04-16 Richard Guenther <rguenther@suse.de>
296 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
297 (dump_gimple_stmt): Likewise.
299 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
301 * recog.h (struct recog_data): New field is_operator.
302 (struct insn_operand_data): New field is_operator.
303 * recog.c (extract_insn): Set recog_data.is_operator.
304 * genoutput.c (output_operand_data): Emit code to set the
306 * reload.c (find_reloads): Use it rather than testing for an
307 empty constraint string.
310 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
311 If the previous insn is a cbranchsi4_insn with the same arguments,
312 omit the compare instruction.
314 * config/arm/arm.md (addsi3_cbranch): If destination is a high
315 register, inputs must be low registers and we need a low register
316 scratch. Handle alternative 2 like alternative 3.
318 2010-04-16 Jakub Jelinek <jakub@redhat.com>
320 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
321 don't call get_addr on both. If one expression is a VALUE and
322 the other a REG, check VALUE's locs if the REG isn't among them.
324 2010-04-16 Christian Bruel <christian.bruel@st.com>
326 * config/sh/sh.h (sh_frame_pointer_required): New function.
327 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
328 (flag_omit_frame_pointer) Set.
329 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
330 (rounded_frame_size): Adjust size with outgoing_args_size.
331 (sh_set_return_address): Must return from stack pointer.
332 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
333 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
334 (ACCUMULATE_OUTGOING_ARGS): Define.
335 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
336 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
338 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
341 * config/sh/sh.c (sh_legitimize_reload_address): Use
342 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
343 Remove a unneeded check for offset_base.
345 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
347 * configure: Regenerated.
349 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
351 * config/s390/s390.c (s390_call_save_register_used): Switch back
354 2010-04-15 Richard Guenther <rguenther@suse.de>
356 * alias.c (alias_set_subset_of): Handle alias-set zero
359 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
360 Julian Brown <julian@codesourcery.com>
362 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
363 alternatives according to use of high and low regs.
364 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
365 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
366 optimizing for size on Thumb-2.
368 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
370 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
372 2010-04-15 Richard Guenther <rguenther@suse.de>
374 * tree-ssa-structalias.c (struct variable_info): Add
376 (new_var_info): Initialize it.
377 (dump_constraints): Support printing last added constraints.
378 (debug_constraints): Adjust.
379 (dump_constraint_graph): Likewise.
380 (make_heapvar_for): Check for NULL cfun.
381 (get_function_part_constraint): New function.
382 (get_fi_for_callee): Likewise.
383 (find_func_aliases): Properly implement IPA PTA constraints.
384 (process_ipa_clobber): New function.
385 (find_func_clobbers): Likewise.
386 (insert_into_field_list_sorted): Remove.
387 (create_function_info_for): Properly allocate vars for IPA mode.
388 Do not use insert_into_field_list_sorted.
389 (create_variable_info_for): Properly generate constraints for
390 global vars in IPA mode.
391 (dump_solution_for_var): Always dump the solution.
392 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
393 (find_what_var_points_to): Adjust.
394 (pt_solution_set): Change.
395 (pt_solution_ior_into): New function.
396 (pt_solution_empty_p): Export.
397 (pt_solution_includes_global): Adjust.
398 (pt_solution_includes_1): Likewise.
399 (pt_solutions_intersect_1): Likewise.
400 (dump_sa_points_to_info): Check some invariants.
401 (solve_constraints): Move constraint dumping ...
402 (compute_points_to_sets): ... here.
403 (ipa_pta_execute): ... and here.
404 (compute_may_aliases): Do not re-compute points-to info
405 locally if IPA info is available.
406 (ipa_escaped_pt): New global var.
407 (ipa_pta_execute): Properly implement IPA PTA.
408 * tree-into-ssa.c (dump_decl_set): Support dumping
409 decls not in referenced-vars.
410 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
411 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
412 (dump_points_to_solution): Likewise.
413 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
414 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
415 (remap_gimple_stmt): Reset call clobber/use information if
417 (copy_decl_to_var): Copy DECL_PT_UID.
418 (copy_result_decl_to_var): Likewise.
419 * tree.c (make_node_stat): Initialize DECL_PT_UID.
420 (copy_node_stat): Copy it.
421 * tree.h (DECL_PT_UID): New macro.
422 (SET_DECL_PT_UID): Likewise.
423 (DECL_PT_UID_SET_P): Likewise.
424 (struct tree_decl_minimal): Add pt_uid member.
425 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
426 (pt_solution_empty_p): Declare.
427 (pt_solution_set): Adjust.
428 (ipa_escaped_pt): Declare.
429 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
430 * gimple-pretty-print.c (pp_points_to_solution): New function.
431 (dump_gimple_call): Dump call clobber/use information.
432 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
433 * tree-pass.h (TDF_ALIAS): New dump option.
434 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
435 * doc/invoke.texi (-fipa-pta): Update documentation.
437 2010-04-15 Richard Guenther <rguenther@suse.de>
439 * Makefile.in (OBJS-common): Add gimple-fold.o.
440 (gimple-fold.o): New rule.
441 * tree.h (maybe_fold_offset_to_reference,
442 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
444 * gimple.h: ... here.
445 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
446 may_propagate_address_into_dereference): Move prototypes ...
447 * gimple.h: ... here.
448 * tree-ssa-ccp.c (get_symbol_constant_value,
449 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
450 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
451 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
452 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
453 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
454 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
455 gimplify_and_update_call_from_tree): Move ...
456 * gimple-fold.c: ... here. New file.
457 (ccp_fold_builtin): Rename to ...
458 (gimple_fold_builtin): ... this.
459 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
461 2010-04-15 Richard Guenther <rguenther@suse.de>
463 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
464 fit_double_type, force_fit_type_double, add_double_with_sign,
465 neg_double, mul_double_with_sign, lshift_double, rshift_double,
466 lrotate_double, rrotate_double, div_and_round_double): Move ...
467 * double-int.c: ... here.
468 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
469 add_double, neg_double, mul_double_with_sign, mul_double,
470 lshift_double, rshift_double, lrotate_double, rrotate_double,
471 div_and_round_double): Move prototypes ...
472 * double-int.h: ... here.
474 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
477 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
478 matching constraints to ensure inputs match the output.
480 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
483 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
484 in an input-only operand.
486 2010-04-15 Anatoly Sokolov <aesok@post.ru>
488 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
489 (double_int_not, double_int_lshift, double_int_rshift): Declare.
490 (double_int_negative_p): Convert to static inline function.
491 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
492 (double_int_negative_p): Remove.
493 * tree.h (lshift_double, rshift_double):
494 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
495 * fold-const.c (fold_convert_const_int_from_real,
496 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
497 (lshift_double): Change type of arith argument to bool.
498 (rshift_double): Change type of arith argument to bool. Correct
500 * expmed.c (mask_rtx, lshift_value): (Ditto.).
502 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
505 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
506 at the start and end of the then/else blocks, and omit them from the
508 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
509 argument; all callers changed. Pass zero to old_insns_match_p instead.
510 (flow_find_head_matching_sequence): New function.
511 (old_insns_match_p): Check REG_EH_REGION notes for calls.
512 * basic-block.h (flow_find_cross_jump,
513 flow_find_head_matching_sequence): Declare functions.
515 2010-04-14 Jason Merrill <jason@redhat.com>
518 * c-common.c (attribute_takes_identifier_p): New fn.
519 * c-common.h: Declare it.
521 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
525 (*udivmod<mode>4): Ditto.
527 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (maxmin_int): Rename code attribute from
530 maxminiprefix and update all users.
531 (maxmin_float): Ditto from maxminfprefix.
532 (logic): Ditto from logicprefix.
533 (absneg_mnemonic): Ditto from absnegprefix.
534 * config/i386/mmx.md: Update all users of maxminiprefix,
535 maxminfprefix and logicprefix for rename.
536 * config/i386/sse.md: Ditto.
537 * config/i386/sync.md (sync_<code><mode>): Update for
540 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
543 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
544 warnings converted to errors.
546 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
548 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
549 used insn_type variable.
550 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
551 to avoid set-but-not-used warning.
553 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
555 * df-core.c (df_ref_debug): Change format string placeholder
557 * dwarf2asm.c (dw2_asm_output_data_raw,
558 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
559 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
560 * dwarf2out.c (output_cfi, output_cfi_directive,
561 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
562 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
564 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
565 * print-rtl.c (print_rtx): Ditto.
567 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
570 * builtins.c (expand_builtin_pow_root): New function to expand pow
571 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
572 series of sqrt and cbrt calls under -ffast-math.
573 (expand_builtin_pow): Call it.
575 2010-04-14 Michael Matz <matz@suse.de>
577 PR tree-optimization/42963
578 * tree-cfg.c (touched_switch_bbs): New static variable.
579 (group_case_labels_stmt): New function broken out from ...
580 (group_case_labels): ... here, use the above.
581 (start_recording_case_labels): Allocate touched_switch_bbs.
582 (end_recording_case_labels): Deallocate it, call
583 group_case_labels_stmt.
584 (gimple_redirect_edge_and_branch): Remember index of affected BB.
586 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
591 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
593 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
595 2010-04-13 Jan Hubicka <jh@suse.cz>
597 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
598 of optimized out static functions.
599 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
600 cost computation. Also sanity check for overflows.
601 (update_caller_keys): Update cgraph_edge_badness call; properly
602 update fibheap and sanity check that it is up to date.
603 (add_new_edges_to_heap): Update cgraph_edge_badness.
604 (cgraph_decide_inlining_of_small_function): Likewise;
605 add sanity checking that badness in heap is up to date;
606 improve dumping of reason; Update badness of calls to the
607 offline copy of function currently inlined; dump badness
608 of functions not inlined because of unit growth limits.
610 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
613 * c-common.c (pointer_int_sum): Disregard overflow that occured only
614 because of sign-extension change when converting to sizetype here...
615 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
617 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
618 the folding to constants. Remove redundant final conversion.
619 (fold_binary) <associate>: Do not associate if the re-association of
620 constants alone overflows.
621 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
622 to the end of the list.
623 (multiple_of_p) <COND_EXPR>: New case.
625 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
627 * opt-functions.awk (opt_sanitized_name): New.
629 * optc-gen.awk: Use it
630 * opth-gen.awk: Use it.
632 2010-04-13 Martin Jambor <mjambor@suse.cz>
634 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
635 (sra_modify_assign): Delete stmts loading dead data even if racc has no
636 children. Call replace_uses_with_default_def_ssa_name to handle
639 2010-04-13 Michael Matz <matz@suse.de>
642 * builtins.c (expand_builtin_interclass_mathfn): Also create
643 a register if the predicate doesn't match.
645 2010-04-13 Diego Novillo <dnovillo@google.com>
647 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
648 * c-pch.c: Include timevar.h.
649 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
650 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
651 * ggc-common.c: Include timevar.h.
652 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
653 * timevar.def (TV_PCH_SAVE): Define.
654 (TV_PCH_CPP_SAVE): Define.
655 (TV_PCH_PTR_REALLOC): Define.
656 (TV_PCH_PTR_SORT): Define.
657 (TV_PCH_RESTORE): Define.
658 (TV_PCH_CPP_RESTORE): Define.
660 2010-04-13 Michael Matz <matz@suse.de>
662 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
664 (can_reassociate_p): New function.
665 (break_up_subtract_bb, reassociate_bb): Use it.
667 2010-04-13 Richard Guenther <rguenther@suse.de>
670 * builtins.c (c_readstr): Fix assert.
672 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
675 when generating cltd insn.
677 (*ashl<mode>3_1): Remove special handling for register operand 2.
678 (*ashlsi3_1_zext): Ditto.
680 (*ashlhi3_1_lea): Ditto.
682 (*ashlqi3_1_lea): Ditto.
683 (*<shiftrt_insn><mode>3_1): Ditto.
684 (*<shiftrt_insn>si3_1_zext): Ditto.
685 (*<shiftrt_insn>qi3_1_slp): Ditto.
686 (*<rotate_insn><mode>3_1): Ditto.
687 (*<rotate_insn>si3_1_zext): Ditto.
688 (*<rotate_insn>qi3_1_slp): Ditto.
690 2010-04-13 Richard Guenther <rguenther@suse.de>
692 * tree-ssa-structalias.c (callused_id): Remove.
693 (call_stmt_vars): New.
694 (get_call_vi): Likewise.
695 (lookup_call_use_vi): Likewise.
696 (lookup_call_clobber_vi): Likewise.
697 (get_call_use_vi): Likewise.
698 (get_call_clobber_vi): Likewise.
699 (make_transitive_closure_constraints): Likewise.
700 (handle_const_call): Adjust to do per-call call-used handling.
701 (handle_pure_call): Likewise.
702 (find_what_var_points_to): Remove general callused handling.
703 (init_base_vars): Likewise.
704 (init_alias_vars): Initialize call_stmt_vars.
705 (compute_points_to_sets): Process call-used and call-clobbered
706 vars for call statements.
707 (delete_points_to_sets): Free call_stmt_vars.
709 2010-04-13 Richard Guenther <rguenther@suse.de>
711 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
712 Only add RW dependence for dependence distance zero.
713 Adjust maximal vectorization factor according to dependences.
714 Move alignment handling ...
715 (vect_find_same_alignment_drs): ... here. New function.
716 (vect_analyze_data_ref_dependences): Adjust.
717 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
718 (vect_analyze_data_refs): Adjust minimal vectorization factor
719 according to data references.
720 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
721 dependences before determining the vectorization factor.
722 Analyze alignment after determining the vectorization factor.
723 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
724 dependences before alignment.
725 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
727 (vect_analyze_data_refs): Likewise.
728 (MAX_VECTORIZATION_FACTOR): New define.
730 2010-04-13 Duncan Sands <baldrick@free.fr>
732 * except.h (lang_eh_type_covers): Remove.
733 * except.c (lang_eh_type_covers): Likewise.
735 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
736 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
738 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
739 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
740 UNITS_PER_LONG where it is ABI relevant.
741 (s390_return_addr_rtx): Likewise.
742 (s390_back_chain_rtx): Likewise.
743 (s390_frame_area): Likewise.
744 (s390_frame_info): Likewise.
745 (s390_initial_elimination_offset): Likewise.
746 (save_gprs): Likewise.
747 (s390_emit_prologue): Likewise.
748 (s390_emit_epilogue): Likewise.
749 (s390_function_arg_advance): Likewise.
750 (s390_function_arg): Likewise.
751 (s390_va_start): Likewise.
752 (s390_gimplify_va_arg): Likewise.
753 (s390_function_profiler): Likewise.
754 (s390_optimize_prologue): Likewise.
755 (s390_rtx_costs): Likewise.
756 (s390_secondary_reload): Likewise.
757 (s390_promote_function_mode): Likewise.
758 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
759 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
761 (s390_unwind_word_mode): New function.
762 (s390_function_value): Split 64 bit values into register pair if
763 used as return value.
764 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
765 function call parameters. Handle parallels.
766 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
767 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
768 (DWARF_CIE_DATA_ALIGNMENT): New macro.
769 (s390_expand_setmem): Remove unused variable src_addr.
770 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
771 deal with 64 bit registers.
772 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
773 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
774 (UNITS_PER_LONG): New macro.
775 * libjava/include/s390-signal.h: Define extended ucontext
776 structure containing the upper halfs of the 64 bit registers.
778 2010-04-13 Simon Baldwin <simonb@google.com>
780 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
782 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
784 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
785 rvalue on the RHS if the LHS is of a non-renamable type.
786 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
788 2010-04-13 Matthias Klose <doko@ubuntu.com>
790 * gcc.c (cc1_options): Handle -iplugindir before processing
791 the cc1 spec. Only add -iplugindir once.
792 (cpp_unique_options): Add -iplugindir option if -fplugin* options
794 * common.opt (iplugindir): Remove `Separate' property, initialize.
795 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
797 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
798 (distclean): Remove plugin dir.
799 * doc/invoke.texi: Document -iplugindir.
801 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
803 * doc/plugins.texi (Loading Plugins): Document short
805 (Plugin API): Mention default_plugin_dir_name function.
807 * gcc.c (find_file_spec_function): Add new declaration.
808 (static_spec_func): Use it for "find-file".
809 (find_file_spec_function): Add new function.
810 (cc1_options): Add -iplugindir option if -fplugin* options found.
812 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
814 * plugin.c (add_new_plugin): Updated comment, and handle short
816 (default_plugin_dir_name): Added new function.
818 * common.opt (iplugindir): New option to set the plugin directory.
820 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
822 * config/i386/i386.md (any_rotate): New code iterator.
823 (rotate_insn): New code attribute.
825 (SWIM124): New mode iterator.
826 (<rotate_insn>ti3): New expander.
827 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
828 any_rotate code iterator.
829 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
830 using any_rotate code iterator and SWIM124 mode iterator.
831 (ix86_rotlti3): New insn_and_split pattern.
832 (ix86_rotrti3): Ditto.
833 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
834 ix86_rotl{di,ti}3 patterns.
835 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
836 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
837 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
838 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
839 code iterator and SWI mode iterator.
840 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
841 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
843 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
844 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
845 (bswap rotatert splitter): Add splitter.
846 (bswap splitter): Macroize splitter using any_rotate code iterator.
847 Add insn predicate to split only for TARGET_USE_XCHGB or when
848 optimizing function for size.
850 2010-04-12 Steve Ellcey <sje@cup.hp.com>
852 * config/pa/pa.c (emit_move_sequence): Remove use of
853 deleted variable flag_argument_noalias.
855 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
857 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
859 Add to unsupported targets list.
860 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
861 sparc*-sun-solaris2.[567]* from target lists.
862 * configure: Regenerate.
863 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
865 Remove Solaris 7 patch references.
866 (Specific, sparc-sun-solaris2.7): Removed.
867 (sparc-sun-solaris2*): Update Solaris 7 example.
868 (sparc64-*-solaris2*): Likewise.
870 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
872 * config.build (alpha*-dec-osf4*): Remove.
873 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
874 of obsolete configurations.
875 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
877 * config/alpha/t-osf4: Renamed to ...
878 * config/alpha/t-osf5: ... this.
879 * config/alpha/osf.h: Renamed to ...
880 * config/alpha/osf5.h: ... this.
881 Merged old osf5.h contents.
883 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
884 (EXTRA_SPECS): Removed.
885 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
886 reflect removal of Tru64 UNIX V4.0/V5.0 support.
889 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
891 * doc/contrib.texi (Contributors, Rainer Orth): Update.
893 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
896 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
897 __thiscall convention.
899 2010-04-12 Steve Ellcey <sje@cup.hp.com>
901 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
903 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
905 2010-04-12 Steve Ellcey <sje@cup.hp.com>
907 * function.c (assign_parms_initialize_all): Add unused attribute
910 2010-04-12 Richard Guenther <rguenther@suse.de>
912 * gsstruct.def (GSS_CALL): New.
913 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
914 * gimple.h: Include tree-ssa-alias.h.
915 (struct gimple_statement_call): New.
916 (union gimple_statement_struct_d): Add gimple_call member.
917 (gimple_call_reset_alias_info): Declare.
918 (gimple_call_use_set): New function.
919 (gimple_call_clobber_set): Likewise.
920 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
921 * gimple.c (gimple_call_reset_alias_info): New function.
922 (gimple_build_call_1): Call it.
923 * lto-streamer-in.c (input_gimple_stmt): Likewise.
924 * tree-inline.c (remap_gimple_stmt): Likewise.
925 (expand_call_inline): Remove callused handling.
926 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
927 * tree-dfa.c (dump_variable): Likewise.
928 * tree-parloops.c (parallelize_loops): Likewise.
929 * tree-ssa.c (init_tree_ssa): Likewise.
930 (delete_tree_ssa): Likewise.
931 * tree-flow-inline.h (is_call_used): Remove.
932 * tree-flow.h (struct gimple_df): Remove callused member.
933 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
934 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
935 (ref_maybe_used_by_call_p_1): Simplify.
936 (call_may_clobber_ref_p_1): Likewise.
937 * tree-ssa-structalias.c (compute_points_to_sets): Set
938 the call stmt used and clobbered sets.
939 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
940 (find_tail_calls): Verify the tail call.
942 2010-04-12 Richard Guenther <rguenther@suse.de>
944 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
945 single-iteration always-inline inlining.
946 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
947 (cgraph_decide_inlining): Do not handle always-inline specially.
948 (try_inline): Remove always-inline cycle detection special case.
949 Do not recurse on always-inlines.
950 (cgraph_early_inlining): Do not iterate if not optimizing.
951 (cgraph_gate_early_inlining): remove.
952 (pass_early_inline): Run unconditionally.
953 (gate_cgraph_decide_inlining): New function.
954 (pass_ipa_inline): Use it. Do not run the IPA inliner if
955 not inlining or optimizing.
956 (cgraph_decide_inlining_of_small_functions): Also consider
957 always-inline functions.
958 (cgraph_default_inline_p): Return true for nodes which should
959 disregard inline limits.
960 (estimate_function_body_sizes): Assume zero size and time for
961 nodes which are marked as disregarding inline limits.
962 (cgraph_decide_recursive_inlining): Do not perform recursive
963 inlining on always-inline nodes.
965 2010-04-12 Jakub Jelinek <jakub@redhat.com>
968 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
969 for exprs satisfying handled_component_p.
971 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
973 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
974 non-constant aggregate elements.
976 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
977 is a real initialization.
979 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
982 * c-decl.c (start_function): Move forward check for nested function.
984 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
986 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
987 * config/sh/sh.c: Include reload.h.
988 (sh_legitimize_reload_address): New.
989 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
990 sh_legitimize_reload_address.
992 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
994 * config/sh/sh.md (*movqi_pop): New insn pattern.
995 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
997 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
999 * config/i386/i386.md (any_shiftrt): New code iterator.
1000 (shiftrt_insn): New code attribute.
1002 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1003 using any_shiftrt code iterator.
1004 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1005 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1006 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1007 pattern from corresponding peephole2 patterns.
1008 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1009 using any_shiftrt code iterator.
1010 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1011 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1012 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1013 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1014 *{ashr,lshr}<mode>3_cmp_zext.
1015 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1017 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1021 (*lshr<mode>3_cconly): Ditto.
1023 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1025 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1026 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1027 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1028 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1030 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1031 from corresponding peephole2 patterns.
1032 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1033 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1034 and *lshrdi3_1_rex64 using SWI mode iterator.
1035 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1036 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1037 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1038 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1039 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1040 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1041 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1042 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1043 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1046 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1049 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1050 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1051 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1053 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1054 from corresponding peephole2 patterns.
1055 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1056 (ashrsi3_cvt): Rename from ashrsi3_31.
1057 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1058 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1059 and x86_64_shift_adj_3 using SWI48 mode iterator.
1060 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1061 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1062 and *ashrdi3_1_rex64 using SWI mode iterator.
1063 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1064 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1065 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1066 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1067 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1068 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1069 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1070 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1071 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1073 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1074 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1075 x86_shift<mode>_adj_3 expanders.
1077 2010-04-10 Wei Guozhi <carrot@google.com>
1080 * config/arm/arm.c (arm_pic_static_addr): New function.
1081 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1083 (arm_output_addr_const_extra): Output expression for new pattern.
1084 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1086 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1088 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1091 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1092 * web.c: Include "insn-config.h" and "recog.h".
1093 (union_match_dups): New function.
1094 (web_main): Call it.
1095 (union_defs): Don't try to recognize match_dups.
1097 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1098 if doing so would replace the entire pattern.
1100 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1105 and splitter pattern. Change splitter operand 1 predicate to
1108 2010-04-09 Martin Jambor <mjambor@suse.cz>
1110 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1111 lattices are addresses of CONST_DECLs with the same initial value.
1112 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1113 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1115 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1116 Bernd Schmidt <bernds@codesourcery.com>
1118 * loop-invariant.c (replace_uses): New static function.
1119 (move_invariant_reg): Use it to ensure we can replace the uses.
1121 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1123 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1125 (picochip_override_options): Enable section anchors only above -O1.
1126 (picochip_reorg): Fixed a couple of build warnings.
1128 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1130 * configure.ac (plugin -rdynamic test): Log result.
1131 * configure: Regenerate.
1132 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1133 (RDYNAMIC_SPEC): Define.
1134 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1136 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1138 * configure.ac: Determine Sun ld version numbers.
1139 (comdat_group): Restrict GNU ld version checks to gld.
1140 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1141 (enable_comdat): Support --enable-comdat.
1142 * configure: Regenerate.
1143 * doc/install.texi (Configuration): Document --enable-comdat.
1145 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1147 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1148 * config/sol2-gld.h: ... here.
1149 * config.gcc (sparc*-*-solaris2*): Reflect this.
1150 (i[34567]86-*-solaris2*): Use it.
1152 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1154 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1156 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1158 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1161 * diagnostic.c (diagnostic_initialize): Initialize
1162 some_warnings_are_errors.
1163 (diagnostic_finish): New.
1164 (diagnostic_action_after_output): Call it before exiting.
1165 (diagnostic_report_diagnostic): Do not print message here. Set
1166 some_warnings_are_errors.
1167 * diagnostic.h (diagnostic_context): Delete
1168 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1169 (diagnostic_finish): Declare.
1170 * toplev.c (toplev_main): Call it before exit.
1172 2010-04-09 Jason Merrill <jason@redhat.com>
1175 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1176 for incomplete type.
1179 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1180 based on a warning flag.
1182 2010-04-09 Richard Guenther <rguenther@suse.de>
1184 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1186 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1189 * varasm.c (default_assemble_visibility): Wrap vars that are
1190 set, but unused, by targets without GAS.
1191 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1192 Remove set, but unused, vars.
1193 (rs6000_legitimize_tls_address): Likewise.
1194 (altivec_expand_dst_builtin): Likewise.
1195 * config/darwin.c (machopic_classify_symbol): Likewise.
1196 (machopic_indirection_name): Likewise.
1198 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (DWI): New mode iterator.
1201 (S): New mode attribute.
1202 (shift_operand): Ditto.
1203 (shift_immediate_operand): Ditto.
1204 (ashl_input_operand): Ditto.
1205 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1206 using SDWIM mode iterator.
1207 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1208 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1210 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1211 from corresponding peephole2 patterns.
1212 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1213 and x86_64_shift_adj_1 using SWI48 mode iterator.
1214 (x86_shift<mode>_adj_2): Ditto.
1215 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1216 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1217 using SWI48 mode iterator.
1218 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1219 *ashldi3_cmp_rex64 using SWI mode iterator.
1220 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1221 *ashldi3_cconly_rex64 using SWI mode iterator.
1222 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1223 x86_shift<mode>_adj_{1,2}.
1224 (ix86_split_ashr): Ditto.
1225 (ix86_split_lshr): Ditto.
1227 2010-04-09 Richard Guenther <rguenther@suse.de>
1229 * target.h (builtin_conversion): Pass in input and output types.
1230 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1231 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1232 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1233 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1235 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1237 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1239 2010-04-09 Richard Guenther <rguenther@suse.de>
1242 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1244 2010-04-09 Richard Guenther <rguenther@suse.de>
1246 * tree-vectorizer.h (struct _stmt_vec_info): Document
1247 that vectype is the type of the LHS.
1248 (supportable_widening_operation, supportable_narrowing_operation):
1249 Get both input and output vector types as arguments.
1250 (vect_is_simple_use_1): Declare.
1251 (get_same_sized_vectype): Likewise.
1252 * tree-vect-loop.c (vect_determine_vectorization_factor):
1253 Set STMT_VINFO_VECTYPE to the vector type of the def.
1254 (vectorizable_reduction): Adjust.
1255 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1256 Adjust. Specify the output vector type.
1257 (vect_pattern_recog_1): Adjust.
1258 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1259 (vectorizable_call): Adjust.
1260 (vectorizable_conversion): Likewise.
1261 (vectorizable_operation): Likewise.
1262 (vectorizable_type_demotion): Likewise.
1263 (vectorizable_type_promotion): Likewise.
1264 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1266 (vect_is_simple_use_1): New function.
1267 (supportable_widening_operation): Get both input and output
1269 (supportable_narrowing_operation): Likewise.
1270 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1272 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1274 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1275 __thiscall and _thiscall as predefined macros.
1276 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1277 thiscall attribute handling.
1278 (ix86_comp_type_attributes): Likewise.
1279 (ix86_function_regparm): Likewise.
1280 (ix86_return_pops_args): Likewise.
1281 (init_cumulative_args): Likewise.
1282 (find_drap_reg): Likewise.
1283 (ix86_static_chain): Likewise.
1284 (x86_this_parameter): Likewise.
1285 (x86_output_mi_thunk): Likewise.
1286 (ix86_attribute_table): Add description for thiscall attribute.
1287 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1288 * doc/extend.texi: Add documentation for thiscall.
1290 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1293 * c.opt (Wint-to-pointer-cast): Available in C++.
1294 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1296 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1298 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1299 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1300 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1301 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1302 function type instead. Reorder and simplify checks.
1304 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1306 2010-04-08 Jing Yu <jingyu@google.com>
1307 Zdenek Dvorak <ook@ucw.cz>
1309 PR tree-optimization/42720
1310 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1311 loop unswitch conditions here from ...
1312 (tree_unswitch_single_loop): ... here.
1314 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1316 * tree-if-conv.c: Fix comments and simplify logic.
1318 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1320 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1321 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1322 (main_tree_if_conversion): Update call to tree_if_conversion.
1324 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1327 * doc/invoke.texi (-b,-V): Delete.
1328 * doc/tm.texi: Do not mention -b.
1329 * gcc.c (display_help): Delete -b and -V.
1330 (process_command): Delete -b and -V.
1331 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1333 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1334 Wolfgang Gellerich <gellerich@de.ibm.com>
1336 Implement target hook for loop unrolling
1337 * target.h (loop_unroll_adjust): Add a new target hook function.
1338 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1339 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1340 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1341 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1342 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1344 (decide_unroll_stupid): Likewise.
1346 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1351 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1353 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1354 (Specific, *-*-solaris2*): Likewise.
1355 Don't prefer Sun as over GNU as.
1357 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1359 * config/s390/s390.c (override_options): Adjust the z10
1360 defaults for max-unroll-times, max-completely-peeled-insns
1361 and max-completely-peel-times.
1363 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1365 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1366 instructions for z10.
1367 (s390_expand_setmem): Likewise.
1368 (s390_expand_cmpmem): Likewise.
1370 2010-04-08 Richard Guenther <rguenther@suse.de>
1372 PR tree-optimization/43679
1373 * tree-ssa-pre.c (eliminate): Only propagate copies.
1375 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1378 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1379 set but not used variable warning.
1381 2010-04-08 Wei Guozhi <carrot@google.com>
1384 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1385 (arm_size_rtx_costs): Call the new function when optimized for size.
1387 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1390 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1391 op0 is not a MEM, just return NULL instead of assertion
1393 (discover_nonconstant_array_refs): Don't walk debug stmts.
1395 2010-04-08 Doug Kwan <dougkwan@google.com>
1397 * configure.ac: Recognize gold and do not use its version number
1398 to test ld features.
1399 * configure: Regenerate.
1401 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1404 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1405 (negate_value): Move code to push elements to broken_up_substracts ...
1406 (eliminate_plus_minus_pair): ... here. Push operands that have no
1407 negative pair to plus_negates.
1408 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1410 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1412 * doc/install.texi (Configuration): Move description of
1413 --enable-lto, --with-libelf*, --enable-gold from Java section to
1416 * doc/generic.texi (Working with declarations)
1417 (Function Properties, C and C++ Trees): Fix typos.
1418 * doc/sourcebuild.texi (Top Level): Likewise.
1420 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1423 * tree.h (DECL_READ_P): Define.
1424 (struct tree_decl_common): Add decl_read_flag.
1425 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1426 a set but not used warning.
1427 (merge_decls): Merge DECL_READ_P flag.
1428 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1429 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1430 * c-common.c (handle_used_attribute, handle_unused_attribute):
1432 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1434 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1436 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1437 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1438 c_parser_binary_expression, c_parser_cast_expression,
1439 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1440 Call default_function_array_read_conversion instead of
1441 default_function_array_conversion where needed.
1442 (c_parser_unary_expression, c_parser_conditional_expression,
1443 c_parser_postfix_expression_after_primary, c_parser_initelt):
1444 Likewise. Call mark_exp_read where needed.
1445 (c_parser_statement_after_labels, c_parser_asm_operands,
1446 c_parser_typeof_specifier, c_parser_sizeof_expression,
1447 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1449 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1451 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1452 (warn_unused_but_set_parameter): Default to warn_unused
1454 * doc/invoke.texi: Document -Wunused-but-set-variable and
1455 -Wunused-but-set-parameter.
1457 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1458 used count variable.
1459 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1460 when operandN variables aren't used in the body of the expander
1462 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1463 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1464 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1465 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1466 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1467 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1468 * tree.c (PROCESS_ARG): Likewise.
1470 2010-04-07 Simon Baldwin <simonb@google.com>
1472 * diagnostic.h (diagnostic_override_option_index): New macro to
1473 set a diagnostic's option_index.
1474 * c-tree.h (c_cpp_error): Add warning reason argument.
1475 * opts.c (_warning_as_error_callback): New.
1476 (register_warning_as_error_callback): Store callback for
1477 warnings enabled via enable_warning_as_error.
1478 (enable_warning_as_error): Call callback, minor code tidy.
1479 * opts.h (register_warning_as_error_callback): Declare.
1480 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1481 response to -Werror=.
1482 (c_common_init_options): Register warning_as_error_callback in opts.c.
1483 * common.opt: Add -Wno-cpp option.
1484 * c-common.c (struct reason_option_codes_t): Map cpp warning
1485 reason codes to gcc option indexes.
1486 * (c_option_controlling_cpp_error): New function, lookup the gcc
1487 option index for a cpp warning reason code.
1488 * (c_cpp_error): Add warning reason argument, call
1489 c_option_controlling_cpp_error for diagnostic_override_option_index.
1490 * doc/invoke.texi: Document -Wno-cpp.
1492 2010-04-07 Richard Guenther <rguenther@suse.de>
1494 * ipa-reference.c (mark_load): Use get_base_address.
1495 (mark_store): Likewise.
1497 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1498 inserting GIMPLE_NOPs into the IL.
1499 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1500 Explicitly strip handled components and indirect references.
1502 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1503 folding address expressions.
1504 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1505 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1506 operand_equal_p to compare decls.
1507 (ptr_deref_may_alias_decl_p): Likewise.
1508 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1509 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1510 Handle reversed comparison ops.
1511 * tree-sra.c (asm_visit_addr): Use get_base_address.
1512 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1513 * ipa-reference.c (mark_address): Use get_base_address.
1515 2010-04-07 Richard Guenther <rguenther@suse.de>
1517 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1518 Propagate constants everywhere.
1520 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1523 * tree.c (MAX_INT_CACHED_PREC): Define.
1524 (nonstandard_integer_type_cache): New array.
1525 (build_nonstandard_integer_type): Cache results for precision
1526 <= MAX_INT_CACHED_PREC.
1528 2010-04-07 Richard Guenther <rguenther@suse.de>
1530 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1531 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1532 * common.opt: Likewise.
1533 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1534 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1535 (nonoverlapping_memrefs_p): Likewise.
1536 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1537 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1538 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1539 OPT_fargument_noalias_global for backward compatibility.
1541 2010-04-07 Richard Guenther <rguenther@suse.de>
1543 PR tree-optimization/43270
1544 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1545 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1546 * tree-ssa-pre.c (phi_translate_1): Adjust.
1547 (fully_constant_expression): Split out vn_reference handling to ...
1548 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1549 Fold reads from constant strings.
1550 (vn_reference_lookup): Handle fully constant references.
1551 (vn_reference_lookup_pieces): Likewise.
1552 * Makefile.in (expmed.o-warn): Add -Wno-error.
1554 2010-04-07 Martin Jambor <mjambor@suse.cz>
1556 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1558 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1561 * gcc.c: Add -static-libstdc++ to list of recognized options.
1563 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1565 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1567 2010-04-07 Richard Guenther <rguenther@suse.de>
1570 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1571 bases build simple mem attributes to retain points-to information.
1573 2010-04-07 Richard Guenther <rguenther@suse.de>
1576 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1577 preserve points-to related information.
1579 2010-04-07 Richard Guenther <rguenther@suse.de>
1582 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1583 discard plain indirect references.
1584 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1585 * tree.c (tree_nop_conversion): Likewise.
1587 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1590 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1592 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1594 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1595 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1597 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1599 * tree-if-conv.c: Fix indentation and comments.
1601 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1603 * tree-if-conv.c: Sort static functions in topological order.
1605 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1607 * tree-if-conv.c: Fix indentation and comments.
1609 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1612 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1613 lang_hooks.types.type_for_size instead of
1614 build_nonstandard_integer_type.
1615 When converting an unsigned type to signed, double its precision.
1616 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1617 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1618 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1621 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1624 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1625 POINTER_PLUS_EXPR for pointer types.
1627 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1630 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1631 * graphite-clast-to-gimple.c: Include langhooks.h.
1632 (max_signed_precision_type): New.
1633 (max_precision_type): Takes two types as arguments.
1634 (precision_for_value): New.
1635 (precision_for_interval): New.
1636 (gcc_type_for_interval): New.
1637 (gcc_type_for_value): New.
1638 (gcc_type_for_clast_term): New.
1639 (gcc_type_for_clast_red): New.
1640 (gcc_type_for_clast_bin): New.
1641 (gcc_type_for_clast_expr): Split up into several functions.
1642 (gcc_type_for_clast_eq): Rewritten.
1643 (compute_bounds_for_level): New.
1644 (compute_type_for_level_1): New.
1645 (compute_type_for_level): New.
1646 (gcc_type_for_cloog_iv): Removed.
1647 (gcc_type_for_iv_of_clast_loop): Rewritten.
1648 (graphite_create_new_loop): Compute the lower and upper bound types
1649 with gcc_type_for_clast_expr.
1650 (graphite_create_new_loop_guard): Same.
1651 (find_cloog_iv_in_expr): Removed.
1652 (compute_cloog_iv_types_1): Removed.
1653 (compute_cloog_iv_types): Removed.
1654 (gloog): Do not call compute_cloog_iv_types.
1655 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1657 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1658 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1659 (GBB_CLOOG_IV_TYPES): Removed.
1661 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1663 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1664 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1665 (detect_commutative_reduction): Same.
1667 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1669 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1670 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1672 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1673 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1674 (rewrite_commutative_reductions_out_of_ssa): Same.
1675 * passes.c (execute_function_todo): Call verify_ssa for every pass
1676 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1677 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1678 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1679 with an extra argument.
1680 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1681 verify_ssa only when the extra argument is true.
1682 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1683 with an extra argument.
1684 (tree_transform_and_unroll_loop): Same.
1686 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1688 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1689 for all the passes of the LNO having LOOP_CLOSED_SSA.
1690 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1691 * tree-loop-distribution.c (pass_loop_distribution): Same.
1692 * tree-pass.h (TODO_verify_loops): Removed.
1693 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1695 (pass_tree_unswitch): Same.
1696 (pass_predcom): Same.
1697 (pass_vectorize): Same.
1698 (pass_linear_transform): Same.
1699 (pass_graphite_transforms): Same.
1700 (pass_iv_canon): Same.
1701 (pass_complete_unroll): Same.
1702 (pass_complete_unrolli): Same.
1703 (pass_parallelize_loops): Same.
1704 (pass_loop_prefetch): Same.
1705 (pass_iv_optimize): Same.
1707 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1710 * passes.c (init_optimization_passes): Move pass_lim before
1711 pass_copy_prop and pass_dce_loop.
1713 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1716 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1717 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1718 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1719 MULTI_* defines for 4 argument vpermil2p* builtins.
1721 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1724 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1725 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1726 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1727 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1728 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1729 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1730 Use x86_maybe_negate_const_int to output insn mnemonic.
1731 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1732 check from instruction predicate. Update comments.
1733 * config/i386/sync.md (sync_add<mode>): Use
1734 x86_maybe_negate_const_int to output insn mnemonic.
1736 2010-04-06 Jan Hubicka <jh@suse.cz>
1738 PR tree-optimization/42906
1739 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1740 IGNORE_SELF argument. Set visited_control_parents for fully
1742 (find_obviously_necessary_stmts): Update call of
1743 mark_control_dependent_edges_necessary.
1744 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1746 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.md: Remove comment about 'e' and 'E'
1751 2010-04-06 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/43627
1754 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1755 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1758 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1760 * BASE-VER: Change to 4.6.0.
1763 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1766 2010-04-06 Richard Guenther <rguenther@suse.de>
1769 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1771 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1773 * doc/invoke.texi (Optimize Options): Document that LTO
1774 won't remove object access purely due to incompatible
1777 2010-04-04 Matthias Klose <doko@ubuntu.com>
1779 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1780 Initialize variable.
1782 2010-04-03 Richard Guenther <rguenther@suse.de>
1785 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1786 require a non-NULL MEM_OFFSET.
1788 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1790 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1791 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1792 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1793 config/alpha/predicates.md, config/arm/arm.md,
1794 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1795 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1796 config/darwin9.h, config/darwin.c, config/darwin.h,
1797 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1798 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1799 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1800 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1801 config/mips/mips.md, config/mn10300/mn10300.c,
1802 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1803 config/rs6000/aix.h, config/rs6000/dfp.md,
1804 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1805 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1806 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1807 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1808 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1809 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1810 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1811 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1812 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1813 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1814 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1815 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1816 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1817 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1818 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1819 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1820 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1821 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1822 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1823 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1824 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1825 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1826 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1827 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1828 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1829 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1830 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1831 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1832 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1833 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1834 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1835 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1836 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1837 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1838 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1839 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1841 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1844 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1845 * aclocal.m4: Regenerate.
1847 2010-04-02 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/43629
1850 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1851 if we have seen a constant value.
1853 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1855 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1857 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1860 * arm.c (legitimize_tls_address): Adjust call to
1861 gen_tls_load_dot_plus_four.
1862 (arm_note_pic_base): New function.
1863 (arm_cannot_copy_insn_p): Use it.
1864 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1867 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1872 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1874 * Makefile.in ($(out_object_file)): Depend on
1875 gt-$(basename $(notdir $(out_file))).h.
1877 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1879 * config.gcc (lm32-*-rtems*): Add t-lm32.
1881 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1883 * config.gcc: Add lm32-*-rtems*.
1884 * config/lm32/rtems.h: New file.
1886 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1889 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1891 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1893 * dwarf2out.c (output_compilation_unit_header): For
1894 -gdwarf-4 use version 4 instead of version 3.
1895 (output_line_info): For version 4 and above emit additional
1896 maximum ops per insn header field.
1897 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1899 * dwarf2out.c (is_c_family, is_java): Remove.
1900 (lower_bound_default): New function.
1901 (add_bound_info, gen_descr_array_type_die): Use it.
1903 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1906 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1907 re-declaration when it happens in a function.
1909 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1911 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1912 (cgraph_remove_function_insertion_hook): Same.
1913 (cgraph_call_function_insertion_hooks): Same.
1915 2010-04-01 Richard Guenther <rguenther@suse.de>
1918 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1919 and TREE_THIS_VOLATILE.
1920 (copy_ref_info): Likewise.
1921 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1922 * tree.c (build6_stat): Ignore side-effects of all but arg5
1923 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1926 2010-04-01 Richard Guenther <rguenther@suse.de>
1928 PR tree-optimization/43607
1929 * ipa-type-escape.c (check_call): Do not access non-existing
1932 2010-04-01 Richard Guenther <rguenther@suse.de>
1936 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1937 Jack Howarth <howarth@bromo.med.uc.edu>
1939 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1942 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1944 * doc/install.texi (Prerequisites): Document libelf usability on
1945 IRIX 5/6 and Solaris 2.
1946 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1947 Update GNU as, GNU ld requirements.
1948 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1949 Document Sun Studio compiler download.
1950 Update and simplify as, ld recommendations.
1951 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1953 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1955 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1956 with_tune_32 to pentium4.
1958 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1962 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1964 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1965 obsoletion, removal.
1967 Document GNU as requirement.
1968 Update configure requirements.
1969 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1970 Recomment IRIX 6.5.18+.
1971 Document IDF/IDL requirement.
1972 Document GNU as requirement.
1973 Document GNU ld bootstrap failure.
1974 Remove freeware.sgi.com reference.
1976 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1978 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1979 UNIX V4.0, V5.0 obsoletion, removal.
1980 Remove --with-gc=simple reference.
1981 Update VM requirements during bootstrap.
1982 Remove -oldas bootstrap description.
1983 Update binutils reference.
1984 Remove comparison failure note.
1986 2010-03-31 Richard Guenther <rguenther@suse.de>
1987 Zdenek Dvorak <ook@ucw.cz>
1988 Sebastian Pop <sebastian.pop@amd.com>
1991 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1992 with multiple arguments.
1993 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1995 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1997 * graphite-dependences.c (print_pddr): Call print_pdr with an
1999 * graphite-poly.c (debug_pdr): Add an extra argument for the
2002 (print_pbb_domain): Same.
2004 (print_scop_context): Same.
2006 (print_cloog): Same.
2007 (debug_pbb_domain): Same.
2011 (debug_scop_context): Same.
2013 (debug_cloog): Same.
2014 (print_scop_params): Same.
2015 (debug_scop_params): Same.
2016 (print_iteration_domain): Same.
2017 (print_iteration_domains): Same.
2018 (debug_iteration_domain): Same.
2019 (debug_iteration_domains): Same.
2020 (print_scattering_function): Same.
2021 (print_scattering_functions): Same.
2022 (debug_scattering_function): Same.
2023 (debug_scattering_functions): Same.
2024 * graphite-poly.h (debug_pdr): Update declaration.
2026 (print_pbb_domain): Same.
2028 (print_scop_context): Same.
2030 (print_cloog): Same.
2031 (debug_pbb_domain): Same.
2035 (debug_scop_context): Same.
2037 (debug_cloog): Same.
2038 (print_scop_params): Same.
2039 (debug_scop_params): Same.
2040 (print_iteration_domain): Same.
2041 (print_iteration_domains): Same.
2042 (debug_iteration_domain): Same.
2043 (debug_iteration_domains): Same.
2044 (print_scattering_function): Same.
2045 (print_scattering_functions): Same.
2046 (debug_scattering_function): Same.
2047 (debug_scattering_functions): Same.
2049 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2051 * graphite-poly.c (print_scattering_function_1): New.
2052 (print_scattering_function): Call it.
2053 (print_scop_params): Remove spaces at the end of lines.
2056 * graphite-poly.h (print_cloog): Declared.
2057 (debug_cloog): Declared.
2059 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2061 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2063 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2064 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2065 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2066 to switch between adding the IV bump in loop->latch or in loop->header.
2068 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2070 * graphite-poly.c (print_scattering_function): Pretty print following
2073 (print_pbb_domain): Same.
2074 (dump_gbb_cases): Same.
2075 (dump_gbb_conditions): Same.
2078 (print_scop_params): Same.
2079 (print_scop_context): Same.
2081 (print_pbb_body): New.
2082 (lst_indent_to): New.
2083 (print_lst): Start new lines with a #.
2084 * graphite-poly.h (pbb_bb): New.
2085 (pbb_index): Use pbb_bb.
2086 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2088 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2090 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2092 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2093 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2094 and 0 instead of 1 for dw_val_class_flag.
2095 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2096 dw_val_class_range_list, dw_val_class_loc_list,
2097 dw_val_class_lineptr and dw_val_class_macptr, use
2098 DW_FORM_flag_present for dw_val_class_flag and
2099 DW_FORM_exprloc for dw_val_class_loc.
2100 (output_die): For -gdwarf-4 print dw_val_class_loc
2101 size as uleb128 instead of 1 or 2 bytes and don't print
2102 anything for dw_val_class_flag.
2104 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2105 instead of cselib_lookup following by tweaking locs->setting_insn.
2108 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2109 even before returning from label, setjmp call or volatile asm
2112 2010-03-31 Richard Guenther <rguenther@suse.de>
2115 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2116 temporary data on stack.
2118 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2120 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2121 (PUSHSECTION_ASM_OP): Remove.
2122 (POPSECTION_ASM_OP): Remove.
2123 (PUSHSECTION_FORMAT): Remove.
2124 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2125 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2126 * config/sol2.c (solaris_output_init_fini): Use it.
2128 2010-03-31 Jie Zhang <jie@codesourcery.com>
2131 * opt-functions.awk (var_type_struct): Use signed char type
2132 for simple variables.
2134 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2136 * config/sol2.c: Include output.h.
2137 (solaris_assemble_visibility): New function.
2138 * config/t-sol2 (sol2.o): Add output.h dependency.
2139 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2140 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2143 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2146 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2147 V2SImode or XFmode on PRE_DEC.
2150 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2153 2010-03-31 Jie Zhang <jie@codesourcery.com>
2156 * reload.h (caller_save_initialized_p): Declare.
2157 * toplev.c (backend_init_target): Don't call
2158 init_caller_save but set caller_save_initialized_p to false.
2159 * caller-save.c (caller_save_initialized_p): Define.
2160 (init_caller_save): Check caller_save_initialized_p.
2161 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2163 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2166 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2167 and soft-fp/t-softfp to tmake_file.
2168 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2169 (LIBGCC2_TF_CEXT): Define.
2172 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2175 * cselib.c (n_useless_values): Document handling of debug locs.
2176 (n_useless_debug_values, n_debug_values): New variables.
2177 (new_elt_loc_list): Don't add to debug values, keep count.
2178 (promote_debug_loc): New.
2179 (cselib_reset_table): Zero new variables.
2180 (entry_and_rtx_equal_p): Promote debug locs.
2181 (discard_useless_locs): Increment n_useless_debug_values for
2183 (remove_useless_values): Adjust n_useless_values and n_debug_values
2184 with n_useless_debug_values.
2185 (add_mem_for_addr): Promote debug locs.
2186 (cselib_lookup_mem): Likewise.
2187 (cselib_lookup_addr): Renamed to...
2188 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2189 (cselib_log_lookup): ... this. Turn into...
2190 (cselib_lookup_addr): ... new wrapper.
2191 (cselib_lookup_from_insn): New.
2192 (cselib_invalidate_regno): Increment n_useless_debug_values for
2194 (cselib_invalidate_mem): Likewise.
2195 (cselib_process_insn): Take n_deleted and n_debug_values into
2196 account to guard remove_useless_value call.
2197 (cselib_finish): Zero n_useless_debug_values.
2198 * cselib.h (cselib_lookup_from_insn): Declare.
2199 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2200 (sched_analyze_2): Likewise.
2202 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2204 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2206 (adjust_mems): Replace narrowing SUBREG of expression containing
2207 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2208 with operations in the narrower mode.
2211 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2212 regs_invalidated_by_call instead all call_used_reg_set registers.
2214 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2217 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2218 pointer comparisons with types_compatible_p.
2219 * tree-vect-stmts.c (vectorizable_call): Same.
2220 (vectorizable_condition): Same.
2222 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2224 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2225 stack check if the mask would be zero.
2227 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2228 Jack Howarth <howarth@bromo.med.uc.edu>
2230 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2233 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2236 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2238 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2239 Include ___unordxf2 and ___unordtf2.
2240 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2243 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2245 * config/lm32/t-lm32: New file.
2246 * config.gcc: Use the above file when targetting lm32.
2248 2010-03-28 Duncan Sands <baldrick@free.fr>
2250 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2252 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2255 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2256 Improve vectorization cost model diagnostic.
2258 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2261 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2262 compute_data_dependences_for_loop returns false, early exit
2263 and output an extra diagnostic for the failed data reference
2266 2010-03-29 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/43560
2269 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2270 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2272 2010-03-29 Jie Zhang <jie@codesourcery.com>
2275 * toplev.c (process_options): Set optimization_default_node
2276 and optimization_current_node.
2277 * opts.c (decode_options): Don't set optimization_default_node
2278 and optimization_current_node.
2280 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2282 * config/rtems.h: Abandon -qrtems_debug.
2284 2010-03-28 Jan Hubicka <jh@suse.cz>
2286 PR tree-optimization/43505
2287 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2288 map should not be copied.
2290 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2294 cdtors, set DECL_PRESERVE_P.
2295 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2298 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2300 PR tree-optimization/43528
2301 * stor-layout.c (place_field): Check that constant fits into
2302 unsigned HWI when skipping calculation of MS bitfield layout.
2304 2010-03-27 Jan Hubicka <jh@suse.cz>
2307 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2308 notice_global_symbol work.
2310 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2312 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2313 instead of dwarf2out_decl.
2314 (struct var_loc_node): Remove section_label field.
2315 (dwarf2out_function_decl): New function.
2316 (dwarf2out_var_location): Don't set section_label field.
2317 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2319 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2321 PR tree-optimization/43544
2322 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2323 First argument for builtin vectorized function hook is now a
2324 tree to be able to distinguish between machine specific and
2326 * targhooks.c (default_builtin_vectorized_function): Ditto.
2327 * targhooks.h (default_builtin_vectorized_function): Ditto.
2328 * target.h (struct gcc_target): Ditto.
2329 * tree-vect-stmts.c (vectorizable_function): Ditto.
2330 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2331 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2334 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2337 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2338 nested binding iff it is a FUNCTION_DECL.
2339 (store_parm_decls_newstyle): Pass nested=true to bind for
2340 FUNCTION_DECLs amongst parameters.
2342 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2344 * var-tracking.c (vt_expand_loc_callback): Don't run
2345 cselib_expand_value_rtx_cb in dummy mode if
2346 cselib_dummy_expand_value_rtx_cb returned false.
2348 * var-tracking.c (emit_note_insn_var_location): For one part
2349 notes with offset 0, don't add EXPR_LIST around the location.
2350 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2351 add_location_or_const_value_attribute): Adjust for that change.
2354 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2355 into first operand and location into second.
2356 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2357 dw_cfi_oprnd_loc for DW_CFA_expression.
2358 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2359 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2360 assume first argument is regnum and second argument is location.
2362 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2365 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2366 of scratch register to DImode. Split to DImode comparison operator.
2367 Use SImode subreg of scratch register in the multiplication.
2368 (*cmp_sadd_sidi): Ditto.
2369 (*cmp_ssub_si): Ditto.
2370 (*cmp_ssub_sidi): Ditto.
2372 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2375 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2376 Remove invalid assert and wrong comment.
2378 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2381 * flags.h (final_insns_dump_p): New extern.
2382 * final.c (final_insns_dump_p): New variable.
2383 (rest_of_clean_state): Set it before -fdump-final-insns=
2384 dumping, clear afterwards.
2385 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2386 MEM_ALIAS_SET on MEMs.
2388 2010-03-26 David S. Miller <davem@davemloft.net>
2390 * configure.ac: Fix sparc GOTDATA_OP bug check.
2391 * configure: Rebuild.
2393 2010-03-26 Alan Modra <amodra@gmail.com>
2395 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2397 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2399 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2400 TLS_SECTION_ASM_FLAG.
2402 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2405 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2406 Clear first_function_block_is_cold.
2409 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2410 argument if the argument is truth_value_p.
2412 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2414 * config/rs6000/constraints.md: Update copyright year for my changes.
2417 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2418 used in reg+reg addressing, swap registers.
2420 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2423 * target.h (struct gcc_target): Add code_end hook.
2424 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2426 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2427 * toplev.c (compile_file): Call targetm.asm_out.code_end
2428 hook before unwind info/debug info output.
2429 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2430 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2431 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2432 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2433 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2434 * config/i386/i386.c (ix86_file_end): Renamed to...
2435 (ix86_code_end): ... this. Make static. Don't call
2436 file_end_indicate_exec_stack. Emit unwind info using
2437 final_start_function/final_end_function.
2438 (darwin_x86_file_end): Remove.
2439 (TARGET_ASM_CODE_END): Define.
2440 * config/i386/i386.h (TARGET_ASM_FILE_END,
2441 NEED_INDICATE_EXEC_STACK): Don't define.
2442 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2443 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2444 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2445 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2448 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2449 at the beginning and final_end_function at the end.
2450 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2452 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2454 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2455 and Sun as TLS syntax.
2456 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2457 * configure: Regenerate.
2458 * config.in: Regenerate.
2459 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2460 (default_elf_asm_named_section): Use it.
2461 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2462 (i386_output_dwarf_dtprel): Likewise.
2463 (output_addr_const_extra): Likewise.
2464 (output_pic_addr_const): Lowercase @GOTTPOFF.
2465 (output_addr_const_extra): Likewise.
2466 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2467 (output_addr_const_extra): Likewise.
2468 (output_pic_addr_const): Lowercase @INDNTPOFF.
2469 (output_addr_const_extra): Likewise.
2470 (output_pic_addr_const): Lowercase @NTPOFF.
2471 (output_addr_const_extra): Likewise.
2472 (output_pic_addr_const): Lowercase @TPOFF.
2473 (output_addr_const_extra): Likewise.
2474 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2475 (*tls_global_dynamic_64): Likewise.
2476 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2477 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2479 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2480 (ASM_OUTPUT_TLS_COMMON): Use it.
2481 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2484 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2485 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2486 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2487 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2488 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2489 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2491 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2493 * config/i386/i386.c (override_options): Don't accept
2494 -mtls-dialect=sun any longer.
2495 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2496 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2497 (*tls_local_dynamic_base_32_sun): Likewise.
2498 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2500 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2503 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2504 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2507 * ira.c (adjust_cleared_regs): New function.
2508 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2512 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2514 * expr.c (expand_expr_real): Restore previous
2515 curr_insn_source_location and curr_insn_block after
2516 expand_expr_real_1 call.
2517 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2518 instead of expand_expr_real_1.
2520 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2522 PR rtl-optimization/43413
2523 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2526 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2529 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2530 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2532 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2534 * config/i386/i386.c (ix86_target_string): Add -mfma.
2535 Fix a typo in comment.
2537 2010-03-22 Mike Stump <mikestump@comcast.net>
2540 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2541 Don't overly align based upon packed packed fields.
2543 2010-03-22 Jason Merrill <jason@redhat.com>
2545 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2546 Use () rather than [], and move before the element type.
2548 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2550 * doc/configfiles.texi (Configuration Files): Removed
2551 fixinc/Makefile*, intl/Makefile.*.
2552 * doc/makefile.texi: Fixed markup. Abstract from version
2553 control system used.
2554 (Makefile): Removed obsolete gcc/java/parse.y example.
2555 * doc/sourcebuild.texi: Likewise.
2556 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2557 libgomp, libssp. Removed fastjar.
2558 (Miscellaneous Docs): Clarify location.
2559 Added COPYING3, COPYING3.LIB.
2560 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2562 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2565 * config/i386/i386.c (x86_function_profiler)
2566 [!NO_PROFILE_COUNTERS]: Fix typo.
2567 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2570 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2571 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2573 * doc/sourcebuild.texi (Test Directives): Split into six
2574 subsections, with most of the current text in new subsections
2575 Directives, Selectors, and Final Actions.
2576 (Directives): Split list of test directives into multiple
2578 (Selectors): Describe use and syntax of selectors.
2579 (Effective-Target Keywords): Describe all existing keywords.
2580 (Add Options): Describe features for dg-add-options.
2581 (Require Support): Describe variants of dg-require-support.
2582 (Final Actions): Describe commands to use in dg-final.
2584 2010-03-22 Michael Matz <matz@suse.de>
2587 * recog.c (validate_replace_rtx_group): Replace also in
2588 REG_EQUAL and REG_EQUIV notes.
2590 2010-03-22 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/43390
2593 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2594 sure vector extracts are type correct.
2596 2010-03-22 Richard Guenther <rguenther@suse.de>
2599 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2600 x * sqrt (x) even when optimizing for size if the target
2601 has native support for sqrt.
2603 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2605 * varasm.c (make_decl_rtl_for_debug): Also clear
2606 flag_mudflap for the duration of make_decl_rtl call.
2609 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2610 locs from preserved VALUEs.
2612 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2615 * pa.md (movmemsi): Set align to one if zero.
2616 (movmemdi): Likewise.
2618 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2621 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2622 with their corresponding prologue pushes.
2624 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2627 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2628 at the begining or end.
2629 (spu_expand_epilogue): Likewise.
2631 2010-03-20 Richard Guenther <rguenther@suse.de>
2633 PR rtl-optimization/43438
2634 * combine.c (make_extraction): Properly zero-/sign-extend an
2635 extraction of the low part of a CONST_INT. Also handle
2638 2010-03-19 Mike Stump <mikestump@comcast.net>
2640 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2641 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2642 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2644 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2647 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2650 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2652 PR rtl-optimization/42258
2653 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2654 use that may match DEF.
2657 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2658 the cost of loading the constant rather than assuming
2660 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2661 outer code is AND, do the same tests as the andsi3 expander and
2662 return COSTS_N_INSNS (1) if and is cheap.
2664 * optabs.c (avoid_expensive_constant): Fix formatting.
2666 2010-03-19 Michael Matz <matz@suse.de>
2669 * attribs.c (decl_attributes): When rebuilding a function pointer
2670 type use the same qualifiers as the original pointer type.
2672 2010-03-19 Martin Jambor <mjambor@suse.cz>
2674 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2675 and is_gimple_ip_invariant_address.
2677 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2680 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2682 * config/arm/arm.c (arm_override_options): Turn off
2683 flag_dwarf2_cfi_asm for AAPCS variants.
2685 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2688 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2689 Use PRE_MODIFY instead of PRE_DEC.
2690 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2691 (vfp_emit_fstmd): Likewise.
2693 2010-03-19 Michael Matz <matz@suse.de>
2696 * builtins.c (expand_builtin_interclass_mathfn,
2697 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2700 2010-03-19 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/43415
2703 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2704 (phi_translate_1): ... this.
2705 (phi_translate): Move all caching here. Cache all NARY
2706 and REFERENCE translations.
2708 2010-03-19 David S. Miller <davem@davemloft.net>
2710 With help from Eric Botcazou.
2711 * config/sparc/sparc.c: Include dwarf2out.h.
2712 (emit_pic_helper): Delete.
2713 (pic_helper_symbol_name): Delete.
2714 (pic_helper_emitted_p): Delete.
2715 (pic_helper_needed): New.
2716 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2717 (get_pc_thunk_name): New.
2718 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2719 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2720 Set pic_helper_needed to true. Don't call emit_pic_helper.
2721 (sparc_expand_prologue): Update load_pic_register call.
2722 (sparc_output_mi_thunk): Likewise.
2723 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2724 thunk if possible. Output CFI information as needed.
2726 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2727 Jack Howarth <howarth@bromo.med.uc.edu>
2730 * config/i386/i386.h: Fix ABI on darwin x86-32.
2732 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2734 * tree.h: Declare make_decl_rtl_for_debug.
2735 * varasm.c (make_decl_rtl_for_debug): New.
2736 * dwarf2out.c (rtl_for_decl_location): Call it.
2737 * cfgexpand.c (expand_debug_expr): Call it.
2739 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2742 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2746 * var-tracking.c (vt_init_cfa_base): Do nothing if
2747 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2749 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2752 * var-tracking.c (canonicalize_vars_star): New.
2753 (dataflow_post_merge_adjust): Use it.
2755 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2758 * var-tracking.c (non_suitable_const): New function.
2759 (add_uses): For DEBUG_INSNs with constants, don't record any
2760 value, instead just the constant value itself.
2761 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2762 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2763 (emit_notes_in_bb): Likewise.
2764 (emit_note_insn_var_location): For onepart variables if
2765 cur_loc is a VOIDmode constant, use DECL_MODE.
2767 2010-03-18 Martin Jambor <mjambor@suse.cz>
2770 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2771 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2772 all non-clones. Moved call redirection...
2773 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2774 (cgraph_materialize_all_clones): Dispose of all
2775 combined_args_to_skip bitmaps.
2776 (verify_cgraph_node): Do not check for edges pointing to wrong
2777 nodes in inline clones.
2778 * tree-inline.c (copy_bb): Call
2779 cgraph_redirect_edge_call_stmt_to_callee.
2780 * ipa.c (cgraph_remove_unreachable_nodes): Call
2781 cgraph_node_remove_callees even when there are used clones.
2783 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2785 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2787 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2790 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2793 2010-03-18 Michael Matz <matz@suse.de>
2796 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2797 into sqrt(x) if we need to preserve signed zeros.
2799 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2800 Eric Botcazou <ebotcazou@adacore.com>
2802 PR rtl-optimization/43360
2803 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2804 note if we don't know its invariant status.
2806 2010-03-18 Michael Matz <matz@suse.de>
2808 PR tree-optimization/43402
2809 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2810 PHI chains of ssa names registered for update.
2812 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2815 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2816 non-offsettable and pre_modify update addressing.
2817 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2818 and "2" alternatives "#".
2819 (*movdd_softfloat32): Make all alternatives "#";
2820 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2821 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2822 (*movdf_softfloat32): Make all alternatives "#";
2823 (movdi): Use the new DIFD mode iterator to create a common splitter
2824 for movdi, movdf and movdd patterns.
2826 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2828 * common.opt (dumpdir): Remove redundant tab.
2830 2010-03-17 Martin Jambor <mjambor@suse.cz>
2832 PR tree-optimization/43347
2833 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2834 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2836 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2838 PR rtl-optimization/42216
2839 * regrename.c (create_new_chain): New function, broken out from...
2840 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2841 appending a use to an empty chain.
2842 (build_def_use): Remove previous changes that convert OP_INOUT to
2843 OP_OUT operands; instead detect the case where an OP_INOUT operand
2844 uses a previously untracked register and create an empty chain for it.
2846 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2848 * doc/extend.texi (Function Attributes): Rewrite unfinished
2849 sentence in ms_abi documentation.
2851 2010-03-17 Alan Modra <amodra@gmail.com>
2853 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2854 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2855 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2856 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2858 2010-03-16 Richard Henderson <rth@redhat.com>
2861 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2862 (lower_try_finally): Save and restore eh_seq around the expansion
2865 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2867 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2868 statements before splitting block.
2870 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2872 * doc/sourcebuild.texi (Testsuites): Fix markup.
2873 Use pathnames relative to gcc/testsuite.
2874 (Test Directives): Move description of how timeout is determined.
2875 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2876 (C Tests): Correct gcc.misc-tests directory.
2877 Framework tests now live in gcc.test-framework.
2879 2010-03-16 Richard Guenther <rguenther@suse.de>
2882 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2883 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2885 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2886 Alexandre Oliva <aoliva@redhat.com>
2888 PR tree-optimization/42917
2889 * lambda-code.c (remove_iv): Skip debug statements.
2890 (lambda_loopnest_to_gcc_loopnest): Likewise.
2891 (not_interesting_stmt): Debug statements are not interesting.
2893 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2897 * cselib.c (cselib_preserve_constants,
2898 cfa_base_preserved_val): New static variables.
2899 (preserve_only_constants): New function.
2900 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2901 clear its REG_VALUES. If cselib_preserve_constants, don't
2902 empty the whole hash table, but preserve there VALUEs with constants,
2903 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2904 (cselib_preserve_cfa_base_value): New function.
2905 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2906 (cselib_init): Change argument to int bitfield. Set
2907 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2909 (cselib_finish): Clear cselib_preserve_constants and
2910 cfa_base_preserved_val.
2911 * cselib.h (enum cselib_record_what): New enum.
2912 (cselib_init): Change argument to int.
2913 (cselib_preserve_cfa_base_value): New prototype.
2914 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2915 * dse.c (dse_step1): Likewise.
2916 * cfgcleanup.c (thread_jump): Likewise.
2917 * sched-deps.c (sched_analyze): Likewise.
2918 * gcse.c (local_cprop_pass): Likewise.
2919 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2920 If FN is non-NULL, call the callback always and whenever it returns
2921 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2922 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2923 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2924 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2925 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2926 * var-tracking.c: Include recog.h.
2927 (bb_stack_adjust_offset): Remove.
2928 (vt_stack_adjustments): Don't call it, instead just gather the
2929 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2930 (adjust_stack_reference): Remove.
2931 (compute_cfa_pointer): New function.
2932 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2933 (struct adjust_mem_data): New type.
2934 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2936 (get_address_mode): New function.
2937 (replace_expr_with_values): Use it.
2938 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2939 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2940 (adjust_sets): Remove.
2941 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2942 Use get_address_mode.
2943 (get_adjusted_src): Remove.
2944 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2945 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2946 (add_with_sets): Don't call adjust_sets.
2947 (fp_setter, vt_init_cfa_base): New functions.
2948 (vt_initialize): Change return type to bool. Move most of pool etc.
2949 initialization to the beginning of the function from end. Pass
2950 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2951 If !frame_pointer_needed, call vt_stack_adjustment before mos
2952 vector is filled, call vt_init_cfa_base if argp/framep has been
2953 eliminated to sp. If frame_pointer_needed and argp/framep has
2954 been eliminated to hard frame pointer, set
2955 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2956 encountering fp setter in the prologue. For MO_ADJUST, call
2957 log_op_type before pusing the op into mos vector, not afterwards.
2958 Call adjust_insn before cselib_process_insn/add_with_sets,
2959 call cancel_changes (0) afterwards.
2960 (variable_tracking_main_1): Adjust for vt_initialize calling
2961 vt_stack_adjustments and returning whether it succeeded or not.
2963 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2965 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2968 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2970 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2972 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2973 drap_reg has not been set.
2975 2010-03-15 Michael Matz <matz@suse.de>
2978 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2979 use it to expand block copies.
2980 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2981 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2982 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2984 2010-03-15 Richard Guenther <rguenther@suse.de>
2986 PR tree-optimization/43367
2987 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2990 2010-03-15 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/43317
2993 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2995 2010-03-15 Martin Jambor <mjambor@suse.cz>
2997 PR tree-optimization/43141
2998 * tree-sra.c (create_abstract_origin): New function.
2999 (modify_function): Call create_abstract_origin.
3001 2010-03-15 Chris Demetriou <cgd@google.com>
3003 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3006 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3009 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3010 call insert_out_of_ssa_copy for default definitions.
3012 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3014 * graphite-clast-to-gimple.c (my_long_long): Defined.
3015 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3016 * graphite-sese-to-poly.c (my_long_long): Defined.
3017 (scop_ivs_can_be_represented): Use it.
3019 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3021 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3022 graphite-max-bbs-per-function, and loop-block-tile-size.
3023 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3025 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3027 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3029 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3030 forward declaration.
3031 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3032 (add_upper_bounds_from_estimated_nit): New.
3033 (build_loop_iteration_domains): Use it.
3035 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3037 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3039 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3042 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3043 should be an INTEGER_CST. Also handle CASE_CONVERT.
3045 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3047 * graphite.c (graphite_initialize): To bound the number of bbs per
3048 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3049 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3050 * doc/invoke.texi: Document it.
3052 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3054 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3055 * graphite-sese-to-poly.h (build_poly_scop): Same.
3057 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3059 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3060 the number of parameters in the scop. Use as an upper bound
3061 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3062 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3063 * doc/invoke.texi: Document it.
3065 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3067 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3068 * doc/c-tree.texi: Remove.
3069 * doc/generic.texi: Merge c-tree.texi here.
3070 * doc/gccint.texi (Trees): Remove menu entry.
3071 (c-tree.texi): Remove @include.
3072 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3073 * doc/languages.texi (Reading RTL): Ditto.
3075 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3078 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3080 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3083 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3084 code added to work around reload clobbering CONST insns.
3086 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3088 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3089 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3090 (cselib_preserve_only_values): Remove retain argument, don't
3091 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3092 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3093 * var-tracking.c (micro_operation): Move insn field before union.
3094 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3095 (struct variable_tracking_info_def): Remove n_mos field, change
3096 mos into a vector of micro_operations.
3097 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3098 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3099 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3100 changing into a vector.
3101 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3102 come before all other uops generated by add_stores.
3103 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3105 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3106 a vector. Run just one pass over the bbs instead of separate counting
3107 and computation phase.
3108 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3111 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3112 into *nonlocalized_list vector.
3113 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3114 even if origin is non-NULL.
3115 (gen_variable_die): Likewise.
3116 (process_scope_var): Don't change origin.
3117 (gen_decl_die): Likewise.
3118 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3119 before adding new edges instead of after it, fix moving over
3122 2010-03-11 David S. Miller <davem@davemloft.net>
3124 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3126 * configure: Rebuild.
3128 2010-03-11 Martin Jambor <mjambor@suse.cz>
3130 PR tree-optimization/43257
3131 * tree.c (assign_assembler_name_if_neeeded): New function.
3132 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3134 * tree.h (assign_assembler_name_if_neeeded): Declare.
3135 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3136 the function if needed.
3138 2010-03-11 Chris Demetriou <cgd@google.com>
3140 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3141 include/stdint-gcc.h, and include/stdint.h world-readable.
3143 2010-03-11 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/43255
3146 * tree-vrp.c (process_assert_insertions_for): Do not insert
3147 asserts for trivial conditions.
3149 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3151 PR tree-optimization/43280
3152 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3153 generation. Move calculation of size out of the if branch.
3154 (find_bswap): Modify compare number generation.
3156 2010-03-11 Richard Guenther <rguenther@suse.de>
3159 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3160 (input_gimple_stmt): Fixup handled component types during
3161 operand read. Also fix up decls in ADDR_EXPRs.
3163 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3165 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3166 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3168 2010-03-10 Jan Hubicka <jh@suse.cz>
3171 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3172 * varasm.c (get_variable_section): Don't do that here...
3173 (make_decl_rtl): ... and here.
3174 (do_assemble_alias): Produce decl RTL.
3175 (assemble_alias): Likewise.
3177 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3180 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3181 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3183 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3184 (based_loc_descr): Only express drap or vdrap regno based expressions
3185 using DW_OP_fbreg when not optimizing.
3186 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3187 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3188 REG_CFA_SET_VDRAP note.
3190 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3192 PR tree-optimization/43236
3193 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3194 error in calculation of base address in reverse iteration case.
3195 (generate_builtin): Take number of latch executions if the statement
3198 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3201 * tree-eh.c: Include pointer-set.h.
3202 (lower_eh_dispatch): Filter out duplicate case labels and
3203 remove the unneeded edge when the label is unused. Return
3204 true when some edges are removed.
3205 (execute_lower_eh_dispatch): When any lowering resulted in
3206 removing an edge, also delete unreachable blocks.
3208 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3211 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3212 UNSPEC_MACHOPIC_OFFSET.
3214 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3217 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3218 (m68k_delegitimize_address): New function.
3220 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3223 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3226 * var-tracking.c (adjust_sets): New function.
3227 (count_with_sets, add_with_sets): Use it.
3228 (get_adjusted_src): New inline function.
3229 (add_stores): Use it.
3232 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3233 call cselib_dummy_expand_value_rtx_cb instead of
3234 cselib_expand_value_rtx_cb.
3237 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3238 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3239 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3240 and .cfi_endproc around the pic thunks.
3241 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3242 all queued unwind info register saves are saved before the call.
3243 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3244 considered as sp-=4 for unwind info and the pop as sp+=4 which
3245 also clobbers dest, but doesn't actually restore it.
3248 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3249 RTX_FRAME_RELATED_P.
3251 2010-03-09 Jie Zhang <jie@codesourcery.com>
3253 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3254 whitespaces in output template.
3256 2010-03-09 Jie Zhang <jie@codesourcery.com>
3258 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3261 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3263 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3264 builtins.exp in a separate job.
3266 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3268 * graphite-sese-to-poly.c (add_param_constraints): Use
3269 lower_bound_in_type and upper_bound_in_type.
3271 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3273 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3274 instead of unsigned_type_node.
3276 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3277 Reza Yazdani <reza.yazdani@amd.com>
3280 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3281 on pointer type parameters.
3283 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3287 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3288 handle conversions from pointer to integers.
3289 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3290 induction variable, to be able to work with code generated by CLooG.
3291 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3292 (build_poly_scop): Bail out if we cannot codegen a loop.
3294 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3296 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3297 code generation with gloog_error.
3299 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3301 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3302 Call fold_convert on all the returned values.
3303 (expand_scalar_variables_expr): Pass to
3304 expand_scalar_variables_ssa_name the type of the resulting expression.
3306 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3308 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3309 ppl_min_for_le_pointset.
3310 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3311 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3313 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3315 * graphite-dependences.c (map_into_dep_poly): Removed.
3316 (dependence_polyhedron_1): Use combine_context_id_scat.
3318 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3320 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3321 (struct poly_bb): Same.
3322 (combine_context_id_scat): New.
3324 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3327 * sese.c (name_defined_in_loop_p): Return false for default
3330 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3332 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3333 and clean up the logic.
3335 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3337 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3340 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3342 * var-tracking.c (remove_cselib_value_chains): Define only for
3344 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3345 delete_slot_part, emit_notes_for_differences_1): Don't call
3346 remove_cselib_value_chains here.
3347 (set_slot_part, emit_notes_for_differences_2): Don't call
3348 add_cselib_value_chains here.
3349 (preserved_values): New vector.
3350 (preserve_value): New function.
3351 (add_uses, add_stores, vt_add_function_parameters): Use it
3352 instead of cselib_preserve_value.
3353 (changed_values_stack): New vector.
3354 (check_changed_vars_0): New function.
3355 (check_changed_vars_1, check_changed_vars_2): Use it.
3356 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3357 changed_values_stack VALUEs.
3358 (vt_emit_notes): For all preserved_values call
3359 add_cselib_value_chains. If ENABLE_CHECKING call
3360 remove_cselib_value_chains before verifying value_chains is empty.
3361 Initialize and free changed_values_stack.
3362 (vt_initialize): Initialize preserved_values.
3363 (vt_finalize): Free preserved_values.
3365 2010-03-08 Richard Guenther <rguenther@suse.de>
3367 PR tree-optimization/43269
3368 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3371 2010-03-08 Martin Jambor <mjambor@suse.cz>
3373 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3374 (ipa_is_param_called): Removed.
3375 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3376 (ipa_print_node_params): Do not print the called flag.
3377 (ipa_write_node_info): Do not stream the called flag.
3378 (ipa_read_node_info): Likewise.
3380 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3383 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3384 * cselib.c (struct expand_value_data): Add dummy field.
3385 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3387 (cselib_dummy_expand_value_rtx_cb): New function.
3388 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3390 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3391 * var-tracking.c: Include pointer-set.h.
3392 (variable): Change n_var_parts to char from int. Add
3393 cur_loc_changed and in_changed_variables fields.
3394 (variable_canonicalize): Remove.
3395 (shared_var_p): New inline function.
3396 (unshare_variable): Maintain cur_loc_changed and
3397 in_changed_variables fields. If var was in changed_variables,
3398 replace it there with new_var. Just copy cur_loc instead of
3399 resetting it to something else.
3400 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3401 (dataflow_set_union): Don't call variable_canonicalize.
3402 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3403 of their DEBUG_EXPR_TREE_DECLs.
3404 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3405 and in_changed_variables and cur_loc_changed is false.
3406 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3407 and cur_loc_changed. Don't update cur_loc here.
3408 (variable_merge_over_src): Don't call variable_canonicalize.
3409 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3410 removing loc that is equal to cur_loc, clear cur_loc,
3411 set cur_loc_changed and ensure variable_was_changed is called.
3412 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3413 compare pointers in cur_loc check, if it is equal to loc,
3414 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3415 (variable_different_p): Remove compare_current_location argument,
3416 don't compare cur_loc.
3417 (dataflow_set_different_1): Adjust variable_different_p caller.
3418 (variable_was_changed): If dv had some var in changed_variables
3419 already, reset in_changed_variables flag for it and propagate
3420 cur_loc_changed over to the new variable. On empty var
3421 always set cur_loc_changed. Set in_changed_variables on whatever
3422 var is added to changed_variables.
3423 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3424 Use shared_var_p. When removing loc that is equal to cur_loc,
3425 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3426 end, don't set it to something else, just call variable_was_changed.
3427 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3428 loc being removed, clear cur_loc and set cur_loc_changed.
3429 Set cur_loc_changed if all locations have been removed.
3430 (struct expand_loc_callback_data): New type.
3431 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3432 allocated. Always create SUBREGs if simplify_subreg failed.
3433 Prefer to use cur_loc, when that fails and still in
3434 changed_variables (and seen first time) recompute it. Set
3435 cur_loc_changed of variables which had to change cur_loc and
3436 compute elcd->cur_loc_changed if any of the subexpressions used
3437 had to change cur_loc.
3438 (vt_expand_loc): Adjust to pass arguments in
3439 expand_loc_callback_data structure.
3440 (vt_expand_loc_dummy): New function.
3441 (emitted_notes): New variable.
3442 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3443 that weren't used for any other decl in current
3444 emit_notes_for_changes call call vt_expand_loc_dummy to update
3445 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3446 first loc_chain location if NULL before. Always use just
3447 cur_loc instead of first loc_chain location. When cur_loc_changed
3448 is false, when not --enable-checking=rtl just don't emit any note.
3449 When rtl checking, compute the note and assert it is the same
3450 as previous note. Clear cur_loc_changed and in_changed_variables
3451 at the end before removing from changed_variables.
3452 (check_changed_vars_3): New function.
3453 (emit_notes_for_changes): Traverse changed_vars to call
3454 check_changed_vars_3 on each changed var.
3455 (emit_notes_for_differences_1): Clear cur_loc_changed and
3456 in_changed_variables. Recompute cur_loc of new_var.
3457 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3458 (vt_emit_notes): Initialize and destroy emitted_notes.
3460 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3462 PR rtl-optimization/42220
3463 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3464 Use verify_reg_tracked to determine if we should use OP_OUT rather
3466 (build_def_use): If we see an in-out operand for a register that we
3467 know nothing about, treat is an output if possible, fail the block if
3470 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3473 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3476 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3479 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3480 uses of relevant DEFs that are dead outside the loop too.
3482 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3484 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3486 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3488 * var-tracking.c (values_to_unmark): New variable.
3489 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3490 values_to_unmark vector. Moved body to...
3491 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3492 instead queue it into values_to_unmark vector.
3493 (vt_find_locations): Free values_to_unmark vector.
3495 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3497 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3498 (site.exp): Export them when plugins are enabled.
3500 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3503 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3505 (chrec_fold_multiply): Same.
3507 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3510 * c-decl.c (build_compound_literal): Return early if init is
3513 2010-03-04 Martin Jambor <mjambor@suse.cz>
3515 PR tree-optimization/43164
3516 PR tree-optimization/43191
3517 * tree-sra.c (type_consists_of_records_p): Reject records with
3518 zero-size bit-fields at the end.
3520 2010-03-04 Mike Stump <mikestump@comcast.net>
3522 * Makefile.in (TAGS): Remove *.y.
3524 2010-03-04 Richard Guenther <rguenther@suse.de>
3526 PR tree-optimization/40761
3527 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3529 (my_rev_post_order_compute): New function.
3530 (init_pre): Call it.
3532 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3535 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3536 decrease the cost of an IV candidate when the cost is infinite.
3538 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3540 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3541 Use '3DNow!' for the extension of that name, ensure normal space
3543 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3545 2010-03-03 Jeff Law <law@redhat.com>
3547 * PR middle-end/32693
3548 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3549 than gen_rtx_SUBREG.
3550 (extract_bit_field_1): Likewise.
3552 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3554 * doc/sourcebuild.texi (Test directives): Document that arguments
3555 include-opts and exclude-opts are now optional for dg-skip-if,
3556 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3558 2010-03-03 Jason Merrill <jason@redhat.com>
3561 * cgraph.h (varpool_node): Add extra_name field.
3562 * varpool.c (varpool_extra_name_alias): New.
3563 (varpool_assemble_decl): Emit extra name aliases.
3564 (varpool_mark_needed_node): Look past an extra name alias.
3565 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3566 * lto-streamer-in.c (lto_input_tree): Read it.
3567 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3569 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3571 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3572 (sparc*-*-solaris2*): ...this.
3574 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3577 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3578 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3579 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3580 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3583 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3584 fallthrough to default handling, just with want_address 0 instead of 2.
3585 For single element lists, add_AT_loc directly, otherwise create an
3586 artificial variable DIE and stick location list to it.
3589 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3590 (VAL_EXPR_HAS_REVERSE): Define.
3591 (reverse_op): New function.
3592 (add_stores): For reversible operations add an extra MO_VAL_USE.
3594 2010-03-02 Jason Merrill <jason@redhat.com>
3596 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3598 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3600 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3601 (sparc64-*-linux*): Likewise.
3602 (sparc64-*-solaris2*): Include assembler files before linker ones.
3603 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3604 * config/sparc/gas.h: Delete.
3605 * config/sparc/sol2-64.h: Add copyright notice.
3606 * config/sparc/sol2-gas-bi.h: Likewise.
3607 * config/sparc/sol2-gld.h: Likewise.
3608 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3609 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3610 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3611 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3612 (sparc_elf_asm_named_section): Rename into...
3613 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3615 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3617 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3619 2010-03-02 Jeff Law <law@redhat.com>
3622 * reload1.c (rtx_p, substitute_stack): Declare.
3623 (substitute): Record addresses of changed rtxs.
3624 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3625 Restore the original rtx when complete.
3626 (reload): Free subsitute_stack when complete.
3628 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3630 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3631 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3633 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3634 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3635 Torture Tests): Change from subsection to section.
3637 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3638 Steven Bosscher <steven@gcc.gnu.org>
3640 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3643 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3646 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3647 the assignment from the new induction variable to the assignment
3648 of the value from the original loop PHI function.
3650 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3651 Daniel Jacobowitz <dan@codesourcery.com>
3653 * doc/sourcebuild.texi (Test directives): Clarify options to
3656 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3658 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3659 Disable cfi directives unless GCC and gas agree on using read-only
3660 .eh_frame sections for 64-bit.
3661 * configure: Regenerate.
3663 2010-03-01 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/43220
3666 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3667 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3669 2010-03-01 Richard Guenther <rguenther@suse.de>
3670 Martin Jambor <mjambor@suse.cz>
3673 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3674 gimplified parameters.
3676 2010-03-01 Christian Bruel <christian.bruel@st.com>
3678 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3680 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3684 2010-03-01 Richard Guenther <rguenther@suse.de>
3687 * expr.c (expand_assignment): Use the alias-oracle to tell
3688 if the rhs aliases the result decl.
3690 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3693 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3694 to sol_gt_pch_get_address.
3695 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3696 64-bit, SPARC and x86.
3697 (sol_gt_pch_get_address): New function.
3699 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3701 * toplev.h (inform_n, error_n): Declare.
3702 * diagnostic.c (inform_n, error_n): New function.
3704 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3706 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3707 has no rtl yet when processing local_decls, queue it and recheck
3708 if deferred stack allocation hasn't assigned it rtl.
3710 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3712 * config/sh/sh.c (unspec_bbr_uid): New.
3713 (gen_block_redirect): Use it instead of INSN_UID.
3714 (gen_far_branch): Likewise.
3716 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3718 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3719 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3721 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3723 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3724 (Warning Options): -Wno-conversion-null is valid for
3725 Objective-C++ as well.
3726 * doc/tm.texi (Named Address Spaces): Likewise.
3727 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3728 * doc/tree-ssa.texi (Tree SSA): Likewise.
3730 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3733 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3734 by default. Don't set the default arch for
3735 i[34567]86-*-darwin*|x86_64-*-darwin*.
3737 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3740 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3741 default. Set the default 32bit/64bit archs with $with_arch
3742 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3744 2010-02-27 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/43186
3747 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3748 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3749 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3750 unroller iterations.
3752 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3754 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3755 required and i[34567]86-*-* targets don't support 64bit ISA.
3757 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3760 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3763 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3765 * config.gcc: Set the default arch at least to Prescott for
3766 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3767 if SSE math is enabled.
3769 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3771 * diagnostic.c (diagnostic_initialize): Update.
3772 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3774 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3775 (diagnostic_inhibit_notes): New.
3776 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3778 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3781 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3782 * doc/standards.texi: Likewise.
3783 * doc/extend.texi: Likewise.
3784 * doc/trouble.texi: Likewise.
3785 * doc/cppopts.texi: Likewise.
3786 * doc/install.texi: Likewise.
3787 * c.opt (std=c90,std=gnu90): New options.
3788 * c-opts.c (c_common_handle_option): Handle them.
3790 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3793 * c-decl.c (undeclared_variable): Use an informative note.
3795 2010-02-26 Richard Guenther <rguenther@suse.de>
3797 PR tree-optimization/43186
3798 * gimple.h (gimple_fold): Remove.
3799 * gimple.c (gimple_fold): Remove. Inline into single user ...
3800 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3801 Try harder for conditions.
3803 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3806 * function.c (used_types_insert): Don't skip through named pointer
3807 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3808 and it is different from the main variant's type.
3810 2010-02-26 Nick Clifton <nickc@redhat.com>
3812 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3814 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3816 * config.gcc: Support --with-fpmath=sse for x86.
3818 * config/i386/ssemath.h: New.
3820 * doc/install.texi (--with-fpmath=sse): Documented.
3822 2010-02-26 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/43188
3825 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3826 vector types of over-aligned element type.
3828 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3832 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3834 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3836 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3838 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3840 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3841 * var-tracking.c: Include diagnostic.h.
3842 (debug_dv): New function.
3843 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3846 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3847 (add_value_chain, add_value_chains, remove_value_chain,
3848 remove_value_chains): Handle DEBUG_EXPRs.
3849 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3852 * regcprop.c (struct queued_debug_insn_change): New type.
3853 (struct value_data_entry): Add debug_insn_changes field.
3854 (struct value_data): Add n_debug_insn_changes field.
3855 (debug_insn_changes_pool): New variable.
3856 (free_debug_insn_changes, apply_debug_insn_changes,
3857 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3858 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3859 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3861 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3863 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3864 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3865 changes, call cprop_find_used_regs via note_stores.
3866 (copyprop_hardreg_forward): When copying vd from predecessor
3867 which has any queued DEBUG_INSN changes, make sure the pointers are
3868 cleared. At the end call df_analyze and then if there are any
3869 DEBUG_INSN changes queued at the end of some basic block for still
3870 live registers, apply them.
3871 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3873 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3875 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3878 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3880 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3881 targets. Set the default with_cpu/with_arch from arch/cpu.
3882 Allow x86-64 and native for with_cpu/with_arch.
3884 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3886 * ebitmap.c: Change calls to verify_popcount with calls to
3887 sbitmap_verify_popcount.
3888 (ebitmap_clear_bit): Fixed map->cacheindex test and
3889 map>cache update when bit clearing results in an empty
3892 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3895 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3896 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3897 and support both V2DF and V2DI modes.
3898 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3899 support both V2DF and V2DI modes.
3900 (general): Delete trailing whitespace from a few patterns.
3902 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3903 V2DF/V2DI interleave high/low builtins.
3905 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3908 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3909 interleave high/low functions.
3911 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3913 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3914 #pragma extern_prefix.
3916 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3919 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3920 BLKmode, assert op0 is a MEM and just adjust its mode.
3923 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3924 if bitpos isn't multiple of mode's bitsize.
3926 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3928 * c.opt (-ftemplate-depth=): New.
3929 (-ftemplate-depth-): Deprecate.
3930 * optc-gen.awk: Handle -ftemplate-depth=.
3931 * opth-gen.awk: Likewise.
3932 * c-opts.c (c_common_handle_option): Likewise.
3933 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3935 2010-02-24 Jason Merrill <jason@redhat.com>
3937 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3939 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3941 * cfg.c (alloc_aux_for_block): Remove inline.
3942 (alloc_aux_for_edge): Likewise.
3944 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3946 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3948 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3950 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3951 * config/i386/sol2-gas.h: New file.
3952 * config.gcc (i[34567]86-*-solaris2*): Use it.
3954 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3957 * c-typeck.c (ep_convert_and_check): New.
3958 (build_conditional_expr): Use it.
3959 (build_binary_op): Likewise.
3961 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3963 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3966 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3967 bounds even for -O+.
3968 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3969 expr needs to have DECL_NAME set.
3971 2010-02-24 Nick Clifton <nickc@redhat.com>
3973 * config/mep/mep.c: Include gimple.h.
3974 (mep_function_uses_sp): Delete unused function.
3975 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3976 parameters. Use unsigned integers to count args. Return a
3977 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3979 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3982 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3983 greater or equal to nelt instead of 2 * nelt.
3984 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3987 2010-02-23 Jason Merrill <jason@redhat.com>
3990 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3991 in cfun->local_decls even if they have register types.
3994 * stor-layout.c (place_field): Don't warn about unnecessary
3995 DECL_PACKED if the type is packed.
3997 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4000 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4001 GOTOFF relocs, even when the base reg isn't pic pointer.
4003 2010-02-23 Michael Matz <matz@suse.de>
4006 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4007 (expand_gimple_basic_block): Generate and use debug temps if there
4008 are debug uses left after the last real use of TERed ssa names.
4009 Unlink debug immediate uses when they are expanded.
4011 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4014 * config/i386/i386.c (override_options): Reorganise to provide
4015 better error messages.
4017 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4020 * graphite-scop-detection.c (create_single_exit_edge): Move
4021 the call to find_single_exit_edge to....
4022 (create_sese_edges): ...here. Don't handle multiple edges
4023 exiting the function.
4024 (build_graphite_scops): Don't handle multiple edges
4025 exiting the function.
4027 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4030 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4031 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4033 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4036 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4038 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4041 * c-typeck.c (convert_arguments): Print declaration location.
4042 * c-common.c (validate_nargs): Rename as
4043 builtin_function_validate_nargs.
4044 (check_builtin_function_arguments): Update.
4046 2010-02-22 Richard Guenther <rguenther@suse.de>
4049 * tree-inline.c (declare_return_variable): Use the type of
4050 the call stmt lhs if available.
4052 2010-02-22 Duncan Sands <baldrick@free.fr>
4054 * passes.c (register_pass): Always consider all pass lists when
4055 ref_pass_instance_number is zero.
4057 2010-02-22 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/42749
4060 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4061 parameter. Do arithmetic in the original type.
4062 (update_accumulator_with_ops): Likewise.
4063 (adjust_accumulator_values): Adjust.
4065 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4067 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4068 (QI to BLKmode splitter): New splitter.
4070 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4072 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4073 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4075 2010-02-22 Richard Guenther <rguenther@suse.de>
4077 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4079 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4081 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4082 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4083 ($(T)crti.o, $(T)crtn.o): Remove rules.
4085 2010-02-21 Tobias Burnus <burnus@net-b.de>
4088 * doc/invoke.texi (-fassociative-math): Document that this
4089 option is automatically enabled for Fortran.
4091 2010-02-20 David S. Miller <davem@davemloft.net>
4093 * configure.ac: Test if linker and assembler properly support
4094 GOTDATA_OP relocations.
4095 * configure: Rebuild.
4096 * config.in: Likewise.
4097 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4098 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4099 (movsi_high_pic): Likewise.
4100 (movdi_lo_sum_pic): Likewise.
4101 (movdi_high_pic): Likewise.
4102 (movsi_pic_gotdata_op): New pattern.
4103 (movdi_pic_gotdata_op): Likewise.
4104 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4105 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4107 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4110 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4111 attribute to ssemul.
4112 (xop_mulv2div2di3_high): Ditto.
4114 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4117 * c.opt (Wconversion-null): New option.
4118 * doc/invoke.texi (Wconversion-null): Document.
4120 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4122 * common.opt (Wlarger-than-): Add Undocumented.
4124 2010-02-19 Mike Stump <mikestump@comcast.net>
4126 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4128 2010-02-19 Jason Merrill <jason@redhat.com>
4131 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4132 * configure: Likewise.
4134 2010-02-20 Alan Modra <amodra@gmail.com>
4137 * cgraph.h (cgraph_make_decl_local): Declare.
4138 * cgraph.c (cgraph_make_decl_local): New function.
4139 (cgraph_make_node_local): Use it.
4140 * cgraphunit.c (cgraph_function_versioning): Likewise.
4141 * ipa.c (function_and_variable_visibility): Likewise.
4143 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4146 * except.c (sjlj_emit_function_enter): Don't call
4147 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4149 * rtl.h (add_reg_br_prob_note): Remove prototype.
4151 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4154 * c-common.c (conversion_warning): Remove widening conversions
4155 before checking the conversion of integers to reals.
4157 2010-02-19 Mike Stump <mikestump@comcast.net>
4160 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4163 * cgraphunit.c (process_function_and_variable_attributes): Check
4164 DECL_PRESERVE_P instead of looking up attribute "used".
4165 * ipa-pure-const.c (check_decl): Likewise.
4166 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4167 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4168 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4169 instead of attribute "used".
4170 * config/sol2-c.c (solaris_pragma_init): Likewise.
4171 (solaris_pragma_fini): Likewise.
4173 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4175 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4176 Use XCNEW instead of xcalloc.
4177 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4178 XNEW instead of xmalloc.
4179 (get_fields): Use XNEWVEC instead of xmalloc.
4182 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4183 populate vars array.
4184 (create_new_general_access): For debug stmts just reset value.
4185 (get_stmt_accesses): For accesses within debug stmts just record them
4186 using add_access_to_acc_sites instead of preventing the peeling or
4187 counting them as accesses.
4190 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4192 2010-02-19 Richard Guenther <rguenther@suse.de>
4194 PR tree-optimization/42916
4195 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4198 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4200 * configure.ac: Replace all uses of changequote in macro arguments
4201 with proper quoting.
4203 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4206 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4208 2010-02-19 Richard Guenther <rguenther@suse.de>
4210 PR tree-optimization/42944
4211 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4212 test for aliasing with errno.
4214 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4217 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4218 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4219 * dojump.c: Include output.h.
4220 (inv): New inline function.
4221 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4222 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4223 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4224 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4225 argument, pass it down to other calls.
4226 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4227 add REG_BR_PROB note to the conditional jump.
4228 * cfgexpand.c (add_reg_br_prob_note): Removed.
4229 (expand_gimple_cond): Don't call it, add the probability
4230 as last argument to jumpif_1/jumpifnot_1.
4231 * Makefile.in (dojump.o): Depend on output.h.
4232 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4234 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4235 * stmt.c (do_jump_if_equal): Likewise.
4236 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4237 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4238 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4240 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4241 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4242 jumpifnot_1 callers.
4243 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4245 (store_expr): Adjust jumpifnot caller.
4246 (store_constructor): Adjust jumpif caller.
4249 * gimplify.c (gimple_boolify): For __builtin_expect call
4250 gimple_boolify also on its first argument.
4252 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4254 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4256 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4257 * configure: Regenerated.
4259 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4261 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4262 lang_hooks.types_compatible_p instead of comptypes.
4264 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4266 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4267 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4268 if __prefer_thumb__ is defined.
4270 2010-02-18 Martin Jambor <mjambor@suse.cz>
4272 PR tree-optimization/43066
4273 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4274 array with zero-sized element type.
4276 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4278 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4279 rtx, allocate struct var_loc_node here and return it to the
4280 caller, and only if it is actually needed.
4281 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4282 move it earlier and return immediately if it returns NULL.
4284 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4286 * config/sparc/gas.h: New file. Restore
4287 TARGET_ASM_NAMED_SECTION to its ELF default.
4288 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4290 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4291 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4292 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4293 after sparc/sysv4.h.
4295 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4297 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4299 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4301 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4302 patterns from predicated pattern.
4304 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4308 for insn mnemonic suffix.
4310 2010-02-17 Richard Guenther <rguenther@suse.de>
4312 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4315 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4318 * caller-save.c (save_call_clobbered_regs): If BB ends with
4319 a DEBUG_INSN, move any notes in between last real insn and the last
4320 DEBUG_INSN after the last DEBUG_INSN.
4322 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4324 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4325 Fix return type. Fix argument type. Explain meaning of return value.
4327 2010-02-16 Richard Guenther <rguenther@suse.de>
4329 PR tree-optimization/41043
4330 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4331 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4333 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4335 2010-02-16 Ira Rosen <irar@il.ibm.com>
4337 PR tree-optimization/43074
4338 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4339 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4340 vectorizable cycles in hybrid SLP check.
4341 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4343 2010-02-16 Richard Guenther <rguenther@suse.de>
4345 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4346 (true_dependence): If memrefs_conflict_p computes must-alias
4347 trust it. Move TBAA check after offset-based disambiguation.
4348 (canon_true_dependence): Likewise.
4350 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4352 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4353 * doc/invoke.texi: Document it.
4354 * var-tracking.c: Include toplev.h and params.h.
4355 (vt_find_locations): Return bool indicating success. Compute
4356 hash sizes unconditionally. Check new parameter, report.
4357 (variable_tracking_main_1): Check vt_find_locations results and
4358 retry. Renamed from...
4359 (variable_tracking_main): ... this. New wrapper to preserve
4360 flag_var_tracking_assignments.
4361 * Makefile.in (var-tracking.o): Adjust dependencies.
4363 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4364 Jakub Jelinek <jakub@redhat.com>
4367 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4368 if weak_import attribute is present.
4369 * config/darwin.c (machopic_select_section): Likewise.
4371 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4373 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4374 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4375 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4376 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4378 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4380 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4383 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4384 Rewrite text to refer to the names.
4386 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4388 * config/i386/i386-builtin-types.def
4389 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4390 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4391 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4392 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4393 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4394 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4395 IX86_BUILTIN_VPERMIL2PS256.
4396 (MULTI_ARG_4_DF2_DI_I): Defined.
4397 (MULTI_ARG_4_DF2_DI_I1): Defined.
4398 (MULTI_ARG_4_SF2_SI_I): Defined.
4399 (MULTI_ARG_4_SF2_SI_I1): Defined.
4400 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4401 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4402 __builtin_ia32_vpermil2ps256.
4403 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4404 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4405 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4406 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4407 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4408 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4409 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4410 CODE_FOR_xop_vpermil2v8sf3.
4411 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4412 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4413 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4414 (_mm256_permute2_pd): New.
4415 (_mm_permute2_ps): New.
4416 (_mm256_permute2_ps): New.
4418 2010-02-15 Nick Clifton <nickc@redhat.com>
4420 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4421 boolean parameters. Use emit_jump_insn when emitting a pop
4422 instruction containing a return insn.
4423 (push): Use 'true' rather than '1' as second parameter to F.
4424 (h8300_expand_prologue): Likewise.
4425 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4426 (h8300_expand_epilogue): Likewise.
4428 2010-02-15 Richard Guenther <rguenther@suse.de>
4431 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4434 2010-02-15 Nick Clifton <nickc@redhat.com>
4436 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4439 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4441 * intl.c (fake_ngettext): New function.
4442 * intl.h (fake_ngettext): Declare.
4443 (ngettext): Define macro.
4444 * collect2.c (notice_translated): New function.
4445 (main): Use notice_translated and ngettext.
4446 * collect2.h (notice_translated): Declare.
4448 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4450 * reorg.c (delete_computation): Comment fixes.
4451 * caller-save.c (setup_save_areas): Idem.
4452 * sel-sched-dump.c (dump_lv_set): Idem.
4455 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4457 * config/s390/s390.c (s390_sched_init): New function.
4458 (TARGET_SCHED_INIT): Target hook defined.
4460 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4461 Jack Howarth <howarth@bromo.med.uc.edu>
4462 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4465 Partial revert of unintended change in fix for PR41605.
4466 * config/darwin.h: Fix typo.
4467 * config/darwin9.h: Same.
4469 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4471 * c-pch.c (pch_init): Clear v.
4473 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4476 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4477 graphite_can_represent_init for MULT_EXPR.
4479 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4483 * graphite-sese-to-poly.c (remove_phi): New.
4484 (translate_scalar_reduction_to_array): Call remove_phi.
4486 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4490 * graphite-clast-to-gimple.h (gloog): Update declaration.
4491 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4492 * graphite-poly.h (struct poly_bb): Add missing comments.
4493 (struct scop): Add poly_scop_p field.
4495 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4496 * graphite.c (graphite_transform_loops): Build the polyhedral
4497 representation for each scop before code generation.
4498 * sese.c (rename_variables_in_operand): Removed.
4499 (rename_variables_in_expr): Return the renamed expression.
4500 (rename_sese_parameters): New.
4501 * sese.h (rename_sese_parameters): Declared.
4503 2010-02-11 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/42998
4506 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4507 POINTER_PLUS_EXPR properly.
4509 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4510 Changpeng Fang <changpeng.fang@amd.com>
4513 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4514 the cost of an IV candidate when the IV is used in a test against zero.
4516 * gcc.dg/tree-ssa/ivopts-3.c: New.
4518 2010-02-11 Richard Guenther <rguenther@suse.de>
4521 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4522 pointer-vs-decl case by swapping refs. Handle some cases
4523 of pointer-vs-decl disambiguations more conservatively.
4524 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4525 to false after expanding.
4527 2010-02-11 Richard Guenther <rguenther@suse.de>
4530 * gcc.c (process_command): Handle LTO file@offset case more
4533 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4535 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4536 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4538 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4540 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4541 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4542 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4543 Optimize eq/ne comparisons when both arguments are known to be
4545 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4546 Don't mask operands unnecessarily if they are known to be already
4549 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4551 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4554 2010-02-10 Richard Guenther <rguenther@suse.de>
4556 PR tree-optimization/43017
4557 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4558 for wrapping signed arithmetic.
4560 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4563 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4564 if no debug info should be emitted for it.
4566 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4568 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4569 note when flag_exceptions is set.
4571 2010-02-10 Duncan Sands <baldrick@free.fr>
4573 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4575 2010-02-10 Richard Guenther <rguenther@suse.de>
4578 * tree.c (get_unwidened): Handle constants.
4579 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4581 2010-02-10 Martin Jambor <mjambor@suse.cz>
4584 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4585 check for variable argument counts independently.
4587 2010-02-10 Christian Bruel <christian.bruel@st.com>
4590 * config/sh/sh.c (find_barrier): Increase length for non delayed
4591 conditional branches.
4593 2010-02-10 Christian Bruel <christian.bruel@st.com>
4595 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4597 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4599 * builtins.c (set_builtin_user_assembler_name): Also handle
4600 ffs if int is smaller than word.
4602 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4605 * ira-conflicts.c (get_dup): Remove.
4606 (process_reg_shuffles): Add new parameter. Use it as an
4607 additional guard for copy generation.
4608 (add_insn_allocno_copies): Rewrite.
4610 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4612 * common.opt (fsched2-use-traces): Preserved for backward
4614 * doc/invoke.texi: Remove the documentation about option
4615 -fsched2-use-traces.
4616 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4617 flag_sched2_use_traces.
4618 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4619 the backward compatibility flag section.
4621 2010-02-09 Richard Guenther <rguenther@suse.de>
4623 PR tree-optimization/43008
4624 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4625 make HEAP variables initialized from global memory if they
4626 are not known builtin functions.
4627 (find_func_aliases): Adjust.
4629 2010-02-09 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/43000
4632 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4633 arithmetic manually.
4635 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4637 PR tree-optimization/42931
4638 * tree-loop-linear.c (try_interchange_loops): Don't call
4639 double_int_mul if estimated_loop_iterations failed.
4641 2010-02-08 Martin Jambor <mjambor@suse.cz>
4644 * tree-sra.c (build_accesses_from_assign): Do not mark in
4645 should_scalarize_away_bitmap if stmt has volatile ops.
4646 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4649 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4651 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4653 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4655 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4658 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4661 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4663 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4666 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4667 to unknown_dependence.
4668 (graphite_legal_transform_dr): Handle the unknown_dependence.
4669 (graphite_carried_dependence_level_k): Same.
4671 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4673 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4675 2010-02-07 Richard Guenther <rguenther@suse.de>
4678 * expr.c (get_inner_reference): Always initialize *pbitsize.
4680 2010-02-07 Richard Guenther <rguenther@suse.de>
4683 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4684 new ARRAY_REFs on variable size element or minimal index arrays.
4686 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4687 gimple_fold_indirect_ref.
4689 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4692 * arm.c (arm_override_options): Just return if the user has specified
4693 an invalid fpu name.
4695 2010-02-03 Jason Merrill <jason@redhat.com>
4698 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4699 i386_pe_maybe_record_exported_symbol.
4701 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4704 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4705 (pa_delegitimize_address): New function.
4707 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4709 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4710 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4712 2010-02-05 Richard Guenther <rguenther@suse.de>
4715 * lto-streamer-in.c (get_resolution): Deal with references
4716 to undefined functions.
4718 2010-02-05 Richard Guenther <rguenther@suse.de>
4720 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4721 (fold_const_aggregate_ref): Likewise.
4722 (ccp_fold_stmt): Substitute loads.
4723 (maybe_fold_reference): Verify types before substituting.
4725 (fold_gimple_assign): Unshare properly.
4726 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4728 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4730 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4731 for rs6000_gen_cell_microcode.
4733 2010-02-04 Richard Guenther <rguenther@suse.de>
4735 PR rtl-optimization/42952
4736 * dse.c (const_or_frame_p): Remove MEM handling.
4738 2010-02-04 Nick Clifton <nickc@redhat.com>
4740 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4741 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4742 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4743 (mn10300_asm_output_mi_thunk): New function.
4744 (mn10300_can_output_mu_thunk): New function.
4745 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4746 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4747 (FUNCTION_ARG): Delete incorrect comment.
4749 2010-02-03 Jason Merrill <jason@redhat.com>
4752 * fold-const.c (operand_equal_p): Handle erroneous types.
4754 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4756 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4758 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4760 PR rtl-optimization/42941
4761 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4764 2010-02-03 Jason Merrill <jason@redhat.com>
4767 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4769 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4772 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4773 (cselib_reset_table): Renamed from...
4774 (cselib_reset_table_with_next_value): ... this.
4775 (cselib_get_next_uid): Renamed from...
4776 (cselib_get_next_unknown_value): ... this.
4777 * cselib.c (next_uid): Renamed from...
4778 (next_unknown_value): ... this.
4779 (cselib_clear_table): Adjust.
4780 (cselib_reset_table): Adjust. Renamed from...
4781 (cselib_reset_table_with_next_value): ... this.
4782 (cselib_get_next_uid): Adjust. Renamed from...
4783 (cselib_get_next_unknown_value): ... this.
4784 (get_value_hash): Use hash.
4785 (cselib_hash_rtx): Likewise.
4786 (new_cselib_val): Adjust. Set and dump uid.
4787 (cselib_lookup_mem): Pass next_uid as hash.
4788 (cselib_subst_to_values): Likewise.
4789 (cselib_log_lookup): Dump uid.
4790 (cselib_lookup): Pass next_uid as hash. Adjust.
4791 (cselib_process_insn): Adjust.
4792 (cselib_init): Initialize next_uid.
4793 (cselib_finish): Adjust.
4794 (dump_cselib_table): Likewise.
4795 * dse.c (canon_address): Dump value uid.
4796 * print-rtl.c (print_rtx): Print value uid.
4797 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4799 (dv_uid): New function, sort of renamed from...
4800 (dv_htab_hash): ... this, reimplemented in terms of it and...
4801 (dv_uid2hash): ... this. New.
4802 (variable_htab_eq): Drop excess assertions.
4803 (tie_break_pointers): Removed.
4804 (canon_value_cmp): Compare uids.
4805 (variable_post_merge_New_vals): Print uids.
4806 (vt_add_function_parameters): Adjust.
4807 (vt_initialize): Reset table. Adjust.
4809 2010-02-03 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/42944
4812 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4813 (call_may_clobber_ref_p_1): Likewise. Properly handle
4814 malloc and calloc clobbering errno.
4816 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4818 * doc/invoke.texi: Fix name of sched1 dump.
4820 * opts.c (decode_options): Set flag_tree_switch_conversion
4821 only conditionally on optimize >= 2.
4823 * gcse.c: Assorted comment fixes in pass description.
4825 2010-02-03 Anthony Green <green@moxielogic.com>
4827 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4828 nop padding in order to maintain alignment of storage location of
4829 target function address.
4830 (moxie_trampoline_init): Store target function address at newly
4832 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4834 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4836 2010-02-03 Richard Guenther <rguenther@suse.de>
4839 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4841 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4843 * config.gcc: Reenable check for obsolete targets.
4844 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4845 mips-sgi-irix6.[0-4]*.
4847 2010-02-02 Nick Clifton <nickc@redhat.com>
4849 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4850 constant size of 4 as being the same as 0.
4851 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4852 can take values in the range 0..4.
4854 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4857 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4858 as _darwin10_Unwind_FindEnclosingFunction().
4859 * libgcc-libsystem.ver: New.
4861 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4864 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4865 implicitly set registers.
4867 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4869 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4870 (arm_override_options): Allow automatic selection of the thread
4871 pointer register if thumb2.
4872 (legitimize_pic_address): Improve code sequences for Thumb2.
4873 (arm_call_tls_get_addr): Likewise.
4874 (legitimize_tls_address): Likewise.
4875 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4876 (pic_load_addr_32bit): ... this. New named pattern.
4877 * thumb2.md (pic_load_addr_thumb2): Delete.
4878 (pic_load_dot_plus_four): Delete.
4879 (tls_load_dot_plus_four): New named pattern.
4881 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4884 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4885 Document fix for TLS bug.
4887 2010-01-31 Richard Guenther <rguenther@suse.de>
4889 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4890 conservatively correct.
4892 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4896 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4898 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4900 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4902 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4904 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4906 * config.gcc: Adjust order of makefile fragments for mingw targets.
4908 2010-01-31 Richard Guenther <rguenther@suse.de>
4911 * gimplify.c (gimplify_init_constructor): For volatile LHS
4912 initialize a temporary.
4914 2010-01-31 Matthias Klose <doko@ubuntu.com>
4916 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4918 * configure: Regenerate.
4920 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4922 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4923 the same alias set and their sizes different constantness.
4924 (aliasing_component_refs_p): Revert 2009-10-24 change.
4926 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4928 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4931 2010-01-29 Richard Guenther <rguenther@suse.de>
4933 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4934 Assert we successfully updated the call.
4936 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4938 PR rtl-optimization/42889
4939 * df.h (df_set_bb_dirty_nonlr): New prototype.
4940 * df-core.c (df_set_bb_dirty_nonlr): New function.
4941 * df-scan.c (df_insn_rescan): Call it instead of
4942 df_set_bb_dirty for DEBUG_INSNs.
4944 2010-01-29 Richard Guenther <rguenther@suse.de>
4947 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4948 quadratic behavior in most cases.
4950 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4953 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4954 in the call to gen_x86_movsicc_0_m1.
4956 2010-01-28 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/42871
4959 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4961 2010-01-28 Richard Guenther <rguenther@suse.de>
4963 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4964 into call arguments.
4966 2010-01-28 Richard Guenther <rguenther@suse.de>
4969 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4970 the forwarder if the destination is an EH landing pad.
4972 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4974 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4975 block list passed to gimple_duplicate_sese_tail.
4976 (parallelize_loops): Avoid parallelization when the function
4978 Avoid parallelization when the preheader is IRREDUCIBLE.
4979 Try to optimize when estimated_loop_iterations_int is unresolved.
4980 Add the loop's location to the dump file.
4981 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4982 (gimple_duplicate_sese_tail): Remove the check for the latch.
4983 Redirect nexits to the exit block.
4984 Remove handling of the incoming edges to the latch.
4985 Redirect the backedge from the copied latch to the exit bb.
4987 2010-01-28 Michael Matz <matz@suse.de>
4990 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4991 Wrap force_reg into a sequence, emit it before user.
4993 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4995 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4997 (arm_legacy_rev): Likewise.
4998 (thumb_legacy_rev): Likewise.
5000 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5002 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5003 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5004 on MEM's address failed, try avoid_constant_pool_reference and
5005 recurse if it returned something different.
5006 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5007 address, try avoid_constant_pool_reference and recurse if it
5008 returned something different.
5009 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5010 address and avoid_constant_pool_reference returned something
5011 different, don't set have_address.
5013 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5016 * var-tracking.c (val_store): Add modified argument, obey it.
5018 (count_uses): Move down logging of main.
5019 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5020 don't need resolution.
5021 (emit_notes_in_bb): Likewise.
5023 2010-01-27 Richard Guenther <rguenther@suse.de>
5026 * tree-inline.c (remap_decl): Delay remapping of SSA name
5027 default definitions until we need them.
5029 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5031 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5032 (rs6000_delegitimize_address): New function.
5034 * config/s390/s390.c (s390_delegitimize_address): Call
5035 delegitimize_mem_from_attrs.
5038 * tree-inline.c (cannot_copy_type_1): Removed.
5039 (copy_forbidden): Don't forbid copying of functions containing
5040 records/unions with variable length fields.
5042 2010-01-27 Christian Bruel <christian.bruel@st.com>
5046 * config/sh/sh.c (find_barrier): Increase length for non delayed
5047 conditional branches.
5049 2010-01-27 Matthias Klose <doko@ubuntu.com>
5051 * configure.ac (gnu-unique-object): Fix ldd version check.
5052 * configure: Regenerate.
5054 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5056 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5058 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5059 Test for HAVE_GNU_AS value.
5061 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5063 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5064 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5065 INT64_TYPE): Define.
5066 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5067 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5068 INT_LEAST64_TYPE): Define.
5069 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5070 UINT_LEAST64_TYPE): Define.
5071 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5072 INT_FAST64_TYPE): Define.
5073 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5074 UINT_FAST64_TYPE): Define.
5075 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5076 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5077 (SIG_ATOMIC_TYPE): Define.
5079 2010-01-26 Richard Guenther <rguenther@suse.de>
5081 * df-scan.c (df_scan_set_bb_info): Remove assert.
5082 (df_insn_rescan_debug_internal): Merge asserts.
5083 (df_install_ref): Likewise.
5084 (df_mark_reg): Use bitmap_set_range.
5085 (df_hard_reg_used_p): Remove assert.
5086 (df_hard_reg_used_count): Likewise.
5088 2010-01-26 Richard Guenther <rguenther@suse.de>
5090 PR rtl-optimization/42685
5091 * web.c (web_main): Ignore DEBUG_INSNs.
5093 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5095 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5097 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5098 Fix types of fndecl and arglist parameters.
5100 2010-01-26 Richard Guenther <rguenther@suse.de>
5103 * tree-eh.c (unsplit_eh): Skip debug insns.
5105 2010-01-26 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/42250
5108 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5110 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5113 * omp-low.c (expand_omp_sections): Only use single_pred if
5114 l2_bb is single_pred_p.
5116 2010-01-25 Christian Bruel <christian.bruel@st.com>
5119 * config/sh/sh.c (find_barrier): Increase length for non delayed
5120 conditional branches.
5121 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5123 2010-01-24 David S. Miller <davem@davemloft.net>
5125 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5126 define if not using GAS.
5127 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5128 Likewise. Delete SECTION_MERGE code, which is only applicable
5131 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5134 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5135 mangling of va_list in system headers.
5137 2010-01-23 Toon Moene <toon@moene.org>
5139 * tree-predcom.c (combine_chains): Return NULL, not false.
5141 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5143 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5144 initialization of variable res to agree with return type.
5146 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5148 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5149 * tree-sra.c: Add include of expr.h.
5151 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5153 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5154 insert the debug stmt on the single non-EH edge from the stmt.
5156 2010-01-22 Richard Henderson <rth@redhat.com>
5159 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5160 the RHS until after generate_subtree_copies has insertted its
5161 code before the current statement.
5163 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5165 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5167 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5169 2010-01-21 Martin Jambor <mjambor@suse.cz>
5171 PR tree-optimization/42585
5172 * tree-sra.c (struct access): New field grp_total_scalarization.
5173 (dump_access): Dump the new field.
5174 (should_scalarize_away_bitmap): New variable.
5175 (cannot_scalarize_away_bitmap): Likewise.
5176 (sra_initialize): Allocate new bitmaps.
5177 (sra_deinitialize): Free new bitmaps.
5178 (create_access_1): New function.
5179 (create_access): Parts moved to create_access_1.
5180 (type_consists_of_records_p): New function.
5181 (completely_scalarize_record): Likewise.
5182 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5183 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5184 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5186 (analyze_all_variable_accesses): Completely scalarize small eligible
5189 2010-01-21 Martin Jambor <mjambor@suse.cz>
5191 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5193 2010-01-21 Andrew Haley <aph@redhat.com>
5195 * gcc.c (process_command): Move lang_specific_driver before
5196 setting cc_libexec_prefix.
5198 2010-01-21 Richard Guenther <rguenther@suse.de>
5201 * fold-const.c (negate_expr_p): Pretend only negative
5202 real constants are easily negatable.
5204 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5205 Jason Merrill <jason@redhat.com>
5207 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5208 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5209 * calls.c (initialize argument_information): Handle it.
5210 * c-common.c (handle_transparent_union_attribute): Use new name.
5211 * c-decl.c (finish_struct): Ditto.
5212 * c-typeck.c (type_lists_compatible_p): Ditto.
5213 (convert_for_assignment): Use new name and also handle record.
5214 * function.c (aggregate_value_p): Handle it.
5215 (pass_by_reference): Ditto.
5216 (assign_parm_data_types): Ditto.
5217 * print-tree.c (print_node): Ditto.
5218 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5219 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5220 * tree.c (first_field): New fn.
5222 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5225 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5226 even when linking statically, for now.
5228 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5231 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5232 without a cselib val.
5233 (count_uses): Accept MO_VAL_SET with no val on stores.
5234 (add_stores): Likewise.
5236 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5238 * var-tracking.c (check_value_val): Add a compile time assertion.
5239 (dv_is_decl_p): Simplify.
5240 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5241 gcc_assert if ENABLE_CHECKING.
5243 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5246 * var-tracking.c: Include tree-flow.h.
5247 (mem_dies_at_call): New.
5248 (dataflow_set_preserve_mem_locs): Use it.
5249 (dataflow_set_remove_mem_locs): Likewise.
5250 (dump_var): Renamed from dump_variable. Adjust all callers.
5251 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5252 * Makefile.in (var-tracking.o): Adjust deps.
5254 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5256 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5258 2010-01-20 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/42717
5261 * tree-ssa-dce.c (get_live_post_dom): Remove.
5262 (forward_edge_to_pdom): Take an arbitrary edge to copy
5263 degenerate PHI args from.
5264 (remove_dead_stmt): Use the first post-dominator even if it
5265 does not contain live statements as redirection destination.
5267 2010-01-20 Richard Guenther <rguenther@suse.de>
5269 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5271 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5273 * sel-sched.c (create_speculation_check): Remove set but not used
5275 (try_transformation_cache): Remove set but not used variable ds.
5276 (calculate_privileged_insns): Remove set but not used variables
5277 cur_insn and min_spec_insn.
5278 (find_best_expr): Remove set but not used variable avail_n.
5279 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5281 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5283 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5284 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5287 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5290 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5291 cpu types. Add support for *-sse3 cpu types.
5292 (x86_64-*-*): Ditto.
5294 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5297 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5298 argument, call initializer_constant_valid_p_1 instead of
5299 initializer_constant_valid_p, pass CACHE to it, return NULL
5300 immediately if first call returns NULL.
5301 (initializer_constant_valid_p_1): New function.
5302 (initializer_constant_valid_p): Use it.
5304 2010-01-20 Thomas Quinot <quinot@adacore.com>
5306 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5308 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5310 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5311 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5312 (loc_list_from_tree): Don't handle unsigned division. Handle
5313 signed modulo using DW_OP_{over,over,div,mul,minus}.
5314 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5315 modulo instead of signed.
5317 2010-01-20 DJ Delorie <dj@redhat.com>
5319 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5321 (h8300_emit_stack_adjustment): Propogate it.
5323 (h8300_expand_prologue): Likewise.
5324 (h8300_expand_epilogue): Likewise.
5326 2010-01-19 Michael Matz <matz@suse.de>
5328 PR tree-optimization/41783
5329 * tree-data-ref.c (toplevel): Include flags.h.
5330 (dump_data_dependence_relation): Also dump the inputs if the
5331 result will be unknown.
5332 (split_constant_offset_1): Look through some conversions.
5333 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5334 the offset from last element is too large.
5335 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5336 (reassociate_to_the_same_stmt): Handle vector registers.
5337 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5339 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5340 wide_prolog_niters argument, emit widening instructions.
5341 (vect_do_peeling_for_alignment): Adjust caller, use widened
5342 variant of the iteration cound.
5343 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5345 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5348 * config/arm/neon-testgen.m (emit_automatics): New parameter
5349 features. Adjust for Fixed_return_reg feature.
5350 (test_intrinsic): Call emit_automatics with new feature.
5351 * config/arm/neon.ml: Update copyright years.
5352 (features): New Fixed_return_reg feature.
5353 (ops): Update feature for Vget_low.
5355 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5357 PR tree-optimization/42719
5358 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5362 * fwprop.c (all_uses_available_at): Return false if def_set dest
5363 is a REG that is used in def_insn.
5365 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5367 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5369 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5372 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5374 * target.h (struct gcc_target) <secondary_reload>: Change type
5375 of last argument to secondary_reload_info *.
5377 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5380 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5381 memory references with unaligned offsets. Remove CQImode handling.
5382 (unaligned_memory_operand): Return 1 for memory references with
5383 unaligned offsets. Remove CQImode handling.
5385 2010-01-18 Richard Guenther <rguenther@suse.de>
5388 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5391 2010-01-18 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/42781
5394 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5395 restrict processing only if the original variable was artificial.
5397 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5399 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5400 find number of popped argument bytes.
5402 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5403 Fix the text that describes the return value for invalid insns.
5405 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5407 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5408 Clarify what 'cost of the -dependence' is. Fix quoting.
5410 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5411 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5413 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5415 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5416 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5418 2010-01-17 Richard Guenther <rguenther@suse.de>
5421 * function.c (split_complex_args): Take a VEC to modify.
5422 (assign_parms_augmented_arg_list): Build a VEC instead of
5423 a chain of PARM_DECLs.
5424 (assign_parms_unsplit_complex): Take a VEC of arguments.
5425 Do not fixup unmodified parms.
5426 (assign_parms): Deal with the VEC.
5427 (gimplify_parameters): Likewise.
5429 2010-01-17 Richard Guenther <rguenther@suse.de>
5431 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5432 node existence check.
5433 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5434 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5435 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5436 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5437 (gimple_execute_on_growing_pred): Likewise.
5439 2010-01-17 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/42773
5442 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5443 (compute_antic_aux): Likewise.
5444 (compute_partial_antic_aux): Likewise.
5446 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5449 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5452 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5454 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5457 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5458 Fix markup for strict argument.
5460 (TARGET_SCHED_REORDER2): Fix argument types.
5462 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5463 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5465 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5466 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5468 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5471 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5472 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5473 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5474 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5475 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5477 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5479 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5481 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5482 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5484 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5486 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5489 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5491 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5492 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5494 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5496 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5498 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5499 referring to it. Fix language.
5501 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5503 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5505 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5507 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5509 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5510 '@var{stream}. Remove stray 'and'.
5512 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5514 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5516 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5518 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5519 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5521 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5522 Fix description of return value.
5523 Rename argument "sz" to "len."
5525 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5526 Clarify meaning of 'true' return value.
5528 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5530 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5531 rep_mode versus mode_rep.
5533 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5535 (TARGET_BUILTIN_DECL): Fix name.
5537 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5539 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5541 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5543 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5545 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5547 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5550 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5551 Rename argument tm_fn to md_fn.
5553 (TARGET_OPTION_PRINT): Fix argument list.
5555 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5558 * config/i386/i386.c (ix86_fixup_binary_operands):
5559 Revert FMA4 fixup of operands.
5561 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5564 * Makefile.in (write_entries_to_file, install-plugin):
5565 Use \012 instead of \n with tr.
5567 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5569 * configure.ac (HAVE_AS_REF): New C macro.
5570 * configure: Regenerate.
5571 * config.in: Likewise.
5572 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5574 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5577 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5579 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5581 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5583 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5585 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5587 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5589 (TARGET_BINDS_LOCAL_P): Fix argument type.
5591 (TARGET_ASM_FILE_END): Use prototype.
5593 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5595 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5597 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5599 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5601 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5602 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5604 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5605 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5607 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5608 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5609 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5610 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5612 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5614 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5616 (TARGET_INIT_BUILTINS): Use prototype.
5618 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5619 Put 'const char *' in braces. Fix parameter types.
5620 (TARGET_INVALID_CONVERSION): Fix parameter types.
5621 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5622 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5624 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5627 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5629 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5631 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5633 * doc/tm.texi (TARGET_HELP): Fix return type.
5635 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5636 in braces. Fix argument types.
5638 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5640 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5642 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5644 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5645 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5647 (TARGET_MANGLE_TYPE): Fix argument types.
5649 (TARGET_IRA_COVER_CLASSES): Use prototype.
5651 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5653 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5655 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5657 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5659 (TARGET_CALLEE_COPIES): Fix argument types.
5661 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5663 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5665 (TARGET_FUNCTION_VALUE): Fix argument types.
5667 (TARGET_RETURN_IN_MSB): Fix argument type.
5669 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5671 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5673 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5675 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5676 agree with return type.
5678 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5680 2010-01-15 Jing Yu <jingyu@google.com>
5682 PR rtl-optimization/42691
5683 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5684 a pseudo to a constant and are merged, and adjust comments.
5686 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5688 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5690 2010-01-15 Richard Guenther <rguenther@suse.de>
5693 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5694 labels of computed or non-local gotos to the destination.
5695 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5696 landing pad label is the first label.
5698 2010-01-15 Richard Guenther <rguenther@suse.de>
5700 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5702 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5705 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5706 to allow generation of the xssqrtdp instruction on power7.
5707 (sqrtdf2_fpr): Ditto.
5709 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5712 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5713 functions with noreturn attribute.
5716 * varasm.c (declare_weak): Add weak attribute to decl if it
5717 doesn't have one already.
5718 (assemble_external): Only add decls to weak_decls if they also
5719 have weak attribute.
5721 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5723 * var-tracking.c (var_reg_delete): Don't delete the association
5724 between REGs and values or one-part variables if the register
5727 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5730 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5731 because its first operand is a non-localized variable.
5733 2010-01-14 Martin Jambor <mjambor@suse.cz>
5735 PR tree-optimization/42706
5736 * tree-sra.c (encountered_recursive_call): New variable.
5737 (encountered_unchangable_recursive_call): Likewise.
5738 (sra_initialize): Initialize both new variables.
5739 (callsite_has_enough_arguments_p): New function.
5740 (scan_function): Call decl and flags check only for IPA-SRA, check
5741 whether there is a recursive call and whether it has enough arguments.
5742 (all_callers_have_enough_arguments_p): New function.
5743 (convert_callers): Look for recursive calls only when
5744 encountered_recursive_call is set.
5745 (ipa_early_sra): Bail out either if
5746 !all_callers_have_enough_arguments_p or
5747 encountered_unchangable_recursive_call.
5749 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5751 * sel-sched.c: Add 2010 to copyright years.
5752 * sel-sched-ir.c: Likewise.
5753 * sel-sched-ir.h: Likewise.
5755 2010-01-14 Martin Jambor <mjambor@suse.cz>
5757 PR tree-optimization/42714
5758 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5759 constructors specially.
5761 2010-01-14 Andi Kleen <ak@linux.intel.com>
5763 * config/i386/drivers-i386.c (detect_caches_intel):
5764 Add l2sizekb parameter and fill in.
5765 (host_detect_local_cpu): Add l2sizekb, fill in.
5766 Add Atom small cache heuristic.
5768 2010-01-14 Andi Kleen <ak@linux.intel.com>
5770 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5771 Add level3 parameter and fill in.
5772 (detect_caches_intel): Handle level3 cache.
5774 2010-01-14 Andi Kleen <ak@linux.intel.com>
5776 * config/i386/drivers-i386.c (host_detect_local_cpu):
5777 Fix core duo detection.
5779 2010-01-14 Andi Kleen <ak@linux.intel.com>
5781 * config/i386/drivers-i386.c (host_detect_local_cpu):
5784 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5786 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5787 (rs6000_variable_issue_1): this. Use...
5788 (rs6000_variable_issue): here. Reimplement. Print debug info.
5790 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5792 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5793 sel_restore_notes. Update all callers. Call reemit_notes
5796 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5798 PR rtl-optimization/42246
5799 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5802 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5804 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5805 all successors is the same as number of successors in current region.
5807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5809 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5810 to rename is not separable. Otherwise check that its LHS is not NULL.
5812 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5814 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5816 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5818 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5819 available registers when failed to discover LHS register class.
5820 Fix indentation. Update comment.
5822 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5823 Alexander Monakov <amonakov@ispras.ru>
5825 PR rtl-optimization/42389
5826 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5828 (advance_state_on_fence): Likewise.
5829 (sel_target_adjust_priority): Print debug output only when
5830 sched_verbose >= 4, not 2.
5831 (get_expr_cost): Do not issue all unique insns on the next cycle.
5832 (fill_insns): Initialize can_issue_more from the value saved
5834 * sel-sched-ir.c (flist_add): New parameter issue_more.
5835 Init FENCE_ISSUE_MORE with it.
5836 (merge_fences): Likewise.
5837 (init_fences): Update call to flist_add.
5838 (add_to_fences, add_clean_fence_to_fences)
5839 (add_dirty_fence_to_fences): Likewise.
5840 (move_fence_to_fences): Update call to merge_fences.
5841 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5843 * sel-sched-ir.h (struct _fence): New field issue_more.
5844 (FENCE_ISSUE_MORE): New accessor macro.
5846 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5848 PR rtl-optimization/42388
5849 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5850 that have no predecessors nor successors. Do not call move_bb_info
5851 for empty blocks outside of current region.
5853 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5855 PR rtl-optimization/42294
5856 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5857 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5858 originators' originators.
5860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5862 PR rtl-optimization/39453
5863 PR rtl-optimization/42246
5864 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5866 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5868 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5869 Alexander Monakov <amonakov@ispras.ru>
5872 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5873 (maybe_tidy_empty_bb): ... here. Make static. Add new
5874 argument. Update all callers.
5875 (tidy_control_flow): ... and here. Recompute topological order
5876 of basic blocks in region if necessary.
5877 (sel_redirect_edge_and_branch): Change return type. Return true
5878 if topological order might have been invalidated.
5879 (purge_empty_blocks): Export and move from...
5880 * sel-sched.c (purge_empty_blocks): ... here.
5881 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5882 (maybe_tidy_empty_bb): Delete prototype.
5883 (purge_empty_blocks): Declare.
5885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5887 PR rtl-optimization/42249
5888 * sel-sched.c (try_replace_dest_reg): When chosen register
5889 and original register is the same, do not bail out early, but
5890 still check all original insns for validity of replacing destination
5891 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5894 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5897 Port from no-undefined-overflow branch:
5898 2009-03-09 Richard Guenther <rguenther@suse.de>
5900 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5902 2010-01-14 Richard Guenther <rguenther@suse.de>
5905 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5907 2010-01-14 Ira Rosen <irar@il.ibm.com>
5909 PR tree-optimization/42709
5910 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5911 as scalar type in creation of constant vector operand.
5913 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5916 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5917 (check-parallel-%): Match `testsuite' directory component only
5920 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5922 PR translation/39521
5923 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5926 2010-01-13 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/42730
5929 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5932 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5935 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5936 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5939 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5941 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5942 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5943 ___umulsi3_highpart.
5945 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5946 rather than schedule_insns if the pass is enabled.
5948 2010-01-13 Martin Jambor <mjambor@suse.cz>
5950 PR tree-optimization/42704
5951 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5954 2010-01-13 Martin Jambor <mjambor@suse.cz>
5956 PR tree-optimization/42703
5957 * tree-sra.c (analyze_access_subtree): Check that we can build a
5958 reference to the original data within the aggregate.
5960 2010-01-13 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/42705
5963 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5965 2010-01-13 Richard Guenther <rguenther@suse.de>
5968 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5970 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5973 * var-tracking.c (values_to_unmark): New variable.
5974 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5975 values_to_unmark vector. Moved body to...
5976 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5977 instead queue it into values_to_unmark vector.
5978 (vt_find_locations): Free values_to_unmark vector.
5980 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5982 * config/s390/s390.c (override_options): Set
5983 default of max-pending-list-length to 256
5985 2010-01-13 Richard Guenther <rguenther@suse.de>
5988 * tree-pass.h (PROP_gimple_lcx): New.
5989 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5990 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5991 before the final cleanup_eh.
5992 (dump_properties): Dump PROP_gimple_lcx.
5993 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5994 (tree_lower_complex_O0): Remove.
5995 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5996 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5997 tree_lower_complex, schedule TODO_update_ssa.
5998 * lto-streamer-out.c (output_function): Stream the functions
6000 * lto-streamer-in.c (input_function): Likewise.
6001 (lto_read_body): Do not override them here.
6003 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6006 * c-typeck.c (build_c_cast): Fold value cast to union type before
6007 wrapping it in a CONSTRUCTOR.
6009 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6011 PR rtl-optimization/42699
6012 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6015 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6017 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6018 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6019 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6020 SUBTARGET_WARN_UNUSED_SPEC): ... here
6021 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6023 2010-01-12 Julian Brown <julian@codesourcery.com>
6025 * config/arm/neon-schedgen.ml (Utils): Don't try to
6026 open missing module.
6027 (find_with_result): New.
6029 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6032 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6033 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6035 PR tree-optimization/42645
6036 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6037 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6038 decl_map, set processing_debug_stmt to -1 and return name without
6041 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6043 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6044 binutils version, and reword target configuration description.
6046 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6048 * config/avr/avr.h (LINKER_NAME): Remove.
6050 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6053 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6054 that support VSX, warn for -mno-altivec if vsx is not disabled,
6057 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6058 Shujing Zhao <pearly.zhao@oracle.com>
6060 PR translation/42469
6061 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6062 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6063 character between option name and help text.
6064 * c.opt (imultilib): Likewise.
6066 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6068 * lto-streamer-out.c (output_unreferenced_globals): Output static
6071 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6073 PR rtl-optimization/42621
6074 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6075 optimizing for size.
6076 (duplicate_computed_gotos): Remove now-redundant check.
6078 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6081 * configure.ac: Save and restore LDFLAGS and LIBS
6082 * configure: Regenerate.
6084 2010-01-10 Richard Guenther <rguenther@suse.de>
6087 * builtins.c (fold_builtin_strlen): Add type argument and
6088 convert the resulting length to it.
6089 (fold_builtin_1): Adjust.
6091 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6093 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6094 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6096 (num_insns_constant_wide): Adjust for that change.
6098 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6101 * web.c (union_defs): Add used argument, to combine uses of
6103 (entry_register): Adjust type and tests of used argument.
6104 (web_main): Widen used for new use. Pass it to union_defs.
6105 * df.h (union_defs): Adjust prototype.
6107 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6110 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6111 uses in new incoming argument. Free body.
6112 (reset_debug_uses_in_loop): New.
6113 (analyze_insn_to_expand_var): Call the latter if the former found
6114 anything. Fix whitespace. Reject invalid dest overlaps before
6115 going through all insns in the loop.
6117 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6120 * haifa-sched.c (dying_use_p): Debug insns don't count.
6122 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6125 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6126 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6127 (verify_gimple_call): Reject LHS in noreturn calls.
6129 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6133 * tree-vect-loop-manip.c (adjust_info): New type.
6134 (adjust_vec): New pointer to vector.
6135 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6136 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6137 (slpeel_update_phis_for_duplicate_loop): Use them.
6138 (slpeel_update_phi_nodes_for_guard1): Likewise.
6139 (slpeel_update_phi_nodes_for_guard2): Likewise.
6140 (slpeel_tree_peel_loop_to_edge): Likewise.
6141 (vect_update_ivs_after_vectorizer): Likewise.
6143 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6145 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6146 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6148 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6150 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6151 bogus uninitialized warning.
6153 2010-01-09 Richard Guenther <rguenther@suse.de>
6156 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6157 the evolution is compatible with the initial condition.
6159 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6161 * gcc.c (process_command): Update copyright notice dates.
6162 * gcov.c (print_version): Likewise.
6163 * gcov-dump.c (print_version): Likewise.
6164 * mips-tfile.c (main): Likewise.
6165 * mips-tdump.c (main): Likewise.
6167 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6170 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6172 (rotlhi3_8): Delete.
6174 (rotlsi3_8): Delete.
6175 (rotlsi3_16): Delete.
6176 (rotlsi3_24): Delete.
6178 (*rotw<mode>3): New.
6179 (*rotb<mode>3): New.
6180 * config/avr/avr.c (avr_rotate_bytes): New function.
6181 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6183 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6186 * configure.ac: Modify -rdynamic check.
6187 * configure: Regenerate.
6189 2010-01-08 DJ Delorie <dj@redhat.com>
6191 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6192 register popping order.
6194 2010-01-08 Richard Guenther <rguenther@suse.de>
6197 * c.opt (fsigned-char): Also let LTO handle this option.
6198 (funsigned-char): Likewise.
6200 2010-01-07 Richard Guenther <rguenther@suse.de>
6202 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6203 (gimple_op): Likewise.
6204 (gimple_op_ptr): Likewise.
6205 (gimple_assign_set_lhs): Remove gcc_assert.
6206 (gimple_assign_set_rhs1): Likewise.
6207 (gimple_assign_set_rhs2): Likewise.
6208 (gimple_call_set_lhs): Likewise.
6209 (gimple_call_set_fn): Likewise.
6210 (gimple_call_set_fndecl): Likewise.
6211 (gimple_call_fndecl): Likewise.
6212 (gimple_call_return_type): Likewise.
6213 (gimple_call_set_chain): Likewise.
6214 (gimple_call_num_args): Likewise.
6215 (gimple_call_set_arg): Likewise.
6216 (gimple_cond_set_code): Likewise.
6217 (gimple_cond_set_lhs): Likewise.
6218 (gimple_cond_set_rhs): Likewise.
6219 (gimple_cond_set_true_label): Likewise.
6220 (gimple_cond_set_false_label): Likewise.
6221 (gimple_label_set_label): Likewise.
6222 (gimple_goto_set_dest): Likewise.
6223 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6224 (gimple_debug_bind_get_value): Likewise.
6225 (gimple_debug_bind_get_value_ptr): Likewise.
6226 (gimple_debug_bind_set_var): Likewise.
6227 (gimple_debug_bind_set_value): Likewise.
6228 (gimple_debug_bind_reset_value): Likewise.
6229 (gimple_debug_bind_has_value_p): Likewise.
6230 (gimple_return_retval_ptr): Remove gcc_assert.
6231 (gimple_return_retval): Likewise.
6232 (gimple_return_set_retval): Likewise.
6233 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6234 (safe_referenced_var_iterator): Remove.
6235 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6236 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6237 (fill_referenced_var_vec): Remove.
6238 (first_readonly_imm_use): Remove redundant gcc_assert.
6239 (phi_arg_index_from_use): Combine gcc_asserts.
6240 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6241 (first_imm_use_stmt): Remove redundant gcc_assert.
6242 * tree-cfg.c (verify_gimple_call): Verify function and chain
6243 operands. Verify arguments.
6244 (verify_types_in_gimple_stmt): Verify condition code and labels.
6246 2010-01-07 Richard Guenther <rguenther@suse.de>
6248 PR tree-optimization/42641
6249 * sese.c (rename_map_elt_info): Use the SSA name version, do
6252 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6254 PR tree-optimization/42625
6255 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6256 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6258 2010-01-07 Duncan Sands <baldrick@free.fr>
6260 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6262 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6265 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6266 note itself is not function_invariant_p.
6268 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6270 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6271 Do not add the DF_NOTE problem.
6272 * store-motion.c (execute_rtl_store_motion): Likewise.
6274 2010-01-07 Martin Jambor <mjambor@suse.cz>
6276 PR tree-optimization/42157
6277 * tree-sra.c (compare_access_positions): Stabilize sort if both
6278 accesses have integer types, return zero immediately if they are the
6281 2010-01-06 Richard Henderson <rth@redhat.com>
6284 * haifa-sched.c (add_to_note_list): Merge into ...
6285 (concat_note_lists): ... here, and ...
6286 (unlink_other_notes, rm_other_notes): Merge into...
6287 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6288 NOTE_INSN_EPILOGUE_BEG.
6290 2010-01-06 Richard Guenther <rguenther@suse.de>
6292 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6293 not inline regular functions into always-inline functions.
6295 2010-01-06 Nick Clifton <nickc@redhat.com>
6297 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6298 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6300 (OVERRIDE_OPTIONS): Delete.
6301 (OPTIMIZATION_OPTIONS): Define.
6302 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6303 * config/rx/rx.c (rx_handle_option): Issue an error message if
6304 -mcpu=rx200 and -fpu are used together.
6305 (rx_set_optimization_options): New function. Issue an error
6306 message if an optimization attribute attempts to reset the FPU/
6307 math optimization pairing.
6308 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6309 * config/rx/rx.opt: Set the default to 32-bit doubles.
6310 * config/rx/t-rx: Add multilibs for -nofpu option.
6311 * doc/invoke.texi: Update documentation of RX options.
6313 2010-01-06 Richard Guenther <rguenther@suse.de>
6315 * tree-ssa-pre.c (name_to_id): New global.
6316 (alloc_expression_id): Simplify SSA name handling.
6317 (lookup_expression_id): Likewise.
6318 (init_pre): Zero name_to_id.
6319 (fini_pre): Free it.
6321 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6323 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6325 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6328 * config/i386/sse.md (smaxv2di3): New.
6329 (umaxv2di3): Likewise.
6330 (sminv2di3): Likewise.
6331 (uminv2di3): Likewise.
6333 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6336 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6337 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6338 (legitimize_tls_address): Likewise.
6339 (sparc_tls_referenced_p): Likewise.
6340 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6341 and adjust calls to legitimize_pic_address.
6342 (legitimate_constant_p) Use sparc_tls_referenced_p.
6343 (legitimate_pic_operand_p): Likewise.
6344 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6345 (sparc_tls_symbol_ref_1): Delete.
6346 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6347 (legitimize_tls_address): Make static, handle CONST patterns.
6348 (legitimize_pic_address): Make static, remove unused parameter and
6349 adjust recursive calls.
6350 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6351 and adjust call to legitimize_pic_address.
6352 (sparc_output_mi_thunk): Likewise.
6354 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6355 H.J. Lu <hongjiu.lu@intel.com>
6358 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6359 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6360 operands to make them signed.
6363 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6366 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6367 GTU to GT for V4SI and V2DI.
6369 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6370 (umin<mode>3): Removed.
6372 (uminv4si3): Likewise.
6374 2010-01-05 Martin Jambor <mjambor@suse.cz>
6376 PR tree-optimization/42462
6377 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6378 current_function_decl to helper functions and macros.
6380 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6383 * flags.h: Don't include real.h.
6384 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6385 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6386 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6387 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6388 * dominance.c: Update copyright.
6389 * gimple.c (walk_gimple_op): Remove inline.
6390 * tree-ssa-reassoc.c: Include real.h.
6391 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6392 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6394 2010-01-05 Nick Clifton <nickc@redhat.com>
6396 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6397 register to push into the stack frame when the accumulator has to
6398 be saved during interrupts.
6400 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6402 * doc/invoke.texi: Remove the documentation about option
6404 * common.opt (Wunreachable-code): Preserved for backward
6406 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6407 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6408 the backward compatibility flag section.
6410 2010-01-05 Richard Guenther <rguenther@suse.de>
6412 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6414 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6417 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6419 PR tree-optimization/42508
6420 * tree-sra.c (convert_callers): Check for recursive call
6421 by comparing cgraph nodes instead of decls.
6422 (modify_function): Call ipa_modify_formal_parameters also
6423 on all same_body aliases.
6425 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6426 cgraph nodes when checking for same_body aliases.
6428 2010-01-05 Richard Guenther <rguenther@suse.de>
6430 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6431 allocation and lookup.
6432 (get_or_alloc_expr_for_constant): Likewise.
6433 (phi_translate): Sink allocation.
6435 2010-01-04 Richard Guenther <rguenther@suse.de>
6437 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6438 a new entry only if needed.
6439 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6440 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6442 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6444 (phi_translate): Handle CONSTANTs early.
6446 2010-01-04 Martin Jambor <mjambor@suse.cz>
6448 PR tree-optimization/42398
6449 * tree-sra.c (struct access): Removed flag grp_different_types.
6450 (dump_access): Do not dump the removed flag.
6451 (sort_and_splice_var_accesses): Do not set the removed flag.
6452 (sra_modify_expr): Check for type compatibility directly.
6454 2010-01-04 Martin Jambor <mjambor@suse.cz>
6456 PR tree-optimization/42366
6457 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6458 edges with variable number of parameters.
6459 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6460 flag instead of asserting it.
6461 (ipa_read_node_info): Read uses_analysis_done flag.
6463 2010-01-04 Richard Guenther <rguenther@suse.de>
6465 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6466 iterative_hash_* as intended.
6467 (vn_reference_compute_hash): Likewise. Simplify hashing
6469 (vn_reference_lookup_2): Likewise.
6470 (vn_nary_op_compute_hash): Likewise.
6471 (vn_phi_compute_hash): Likewise.
6472 (expressions_equal_p): Remove strange code.
6473 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6474 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6475 (bitmap_insert_into_set_1): Take value-id as parameter.
6476 (add_to_value): Pass it.
6477 (bitmap_insert_into_set): Likewise.
6478 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6480 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6483 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6484 (do_self_spec): For switches with SWITCH_IGNORE set set also
6485 SWITCH_IGNORE_PERMANENTLY.
6486 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6489 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6491 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6492 tree of an unreferenced global var.
6494 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6497 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6498 GTU to GT for V4SI and V2DI.
6500 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6501 (umin<mode>3): Removed.
6503 (uminv4si3): Likewise.
6505 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6508 * collect2.c (main): Turn on trace in collect2 if -v is passed
6511 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6513 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6514 description of expression operand.
6516 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6518 * configure.ac: Add install-html to target_list for Make-hooks.
6519 * configure: Regenerate.
6520 * fortran/Make-lang.in (F95_HTMLFILES): New.
6521 (fortran.html): Use it.
6522 (fortran.install-html): New.
6523 * Makefile.in (install-html): Add lang.install-html.
6524 * java/Make-lang.in (JAVA_HTMLFILES): New.
6525 (java.html): Use it.
6526 (java.install-html): New.
6527 * objc/Make-lang.in (objc.install-html): New.
6528 * objcp/Make-lang.in (obj-c++.install-html): New.
6529 * cp/Make-lang.in (c++.install-html): New.
6530 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6531 * lto/Make-lang.in (lto.install-html): New.
6533 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6536 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6538 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6540 PR rtl-optimization/41862
6541 * store-motion.c (store_killed_in_insn, compute_store_table,
6542 remove_reachable_equiv_notes, replace_store_insn,
6543 build_store_vectors): Ignore all DEBUG_INSNs.
6545 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6548 * common.opt: Add dumpdir.
6550 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6552 (option_map): Add --dumpdir.
6554 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6556 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6558 * opts.c (decode_options): Try dump_dir_name first if
6559 dump_base_name isn't an absolute path.
6560 (common_handle_option): Handle OPT_dumpdir.
6562 * toplev.c (dump_dir_name): New.
6563 (print_switch_values): Also ignore -dumpdir.
6565 * toplev.h (dump_dir_name): New.
6567 2010-01-03 Richard Guenther <rguenther@suse.de>
6569 PR tree-optimization/42589
6570 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6571 double-word expansion of bswap32.
6573 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6575 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6576 with BLOCK_FOR_INSN.
6577 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6578 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6579 noce_process_if_block): Likewise.
6580 * gcse.c (compute_local_properties, insert_expr_in_table,
6581 insert_set_in_table, canon_list_insert, find_avail_set,
6582 pre_insert_copy_insn): Likewise.
6584 * basic-block.h (BLOCK_NUM): Move from here...
6585 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6587 2010-01-03 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/42438
6590 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6591 contains_may_not_return_call flag.
6592 (BB_MAY_NOTRETURN): New.
6593 (valid_in_sets): Trapping nary operations are not valid
6594 in blocks that may not return.
6595 (insert_into_preds_of_block): Remove check for trapping expressions.
6596 (compute_avail): Compute also BB_MAY_NOTRETURN.
6598 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6600 * doc/invoke.texi: Add 2010 to copyright years.
6602 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6604 * config/sparc/sparc.c: Fix formatting nits.
6606 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6607 Alexander Monakov <amonakov@ispras.ru>
6609 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6611 2010-01-02 Richard Guenther <rguenther@suse.de>
6614 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6615 (simplify_switch_using_ranges): Mark to be removed edges
6618 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6620 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6622 * collect2.c (scan_libraries): Add missing argument in call to
6625 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6628 * config/alpha/predicates.md (aligned_memory_operand): Return false
6630 (unaligned_memory_operand): Return true for CQImode.
6631 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6632 doesn not cross aligned SImode word boundary.
6634 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6636 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6638 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6639 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6641 2010-01-02 Richard Guenther <rguenther@suse.de>
6644 * toplev.c (compile_file): Emit LTO marker properly. Change
6646 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6648 2010-01-01 Richard Guenther <rguenther@suse.de>
6651 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6653 2010-01-01 Richard Guenther <rguenther@suse.de>
6656 * c-decl.c (grokdeclarator): For zero-size arrays force
6657 structural equality checks as layout_type does.
6659 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6661 * builtins.c: Update copyright to 2010.
6663 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6666 * lto-streamer-out.c (produce_asm): Revert the last change.
6667 (copy_function): Likewise.
6669 * lto-streamer.c (lto_get_section_name): Skip any leading
6672 2010-01-01 Richard Guenther <rguenther@suse.de>
6675 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6679 Copyright (C) 2010 Free Software Foundation, Inc.
6681 Copying and distribution of this file, with or without modification,
6682 are permitted in any medium without royalty provided the copyright
6683 notice and this notice are preserved.