1 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
6 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
8 * ira-color.c (allocno_reload_assign): Avoid accumulating
9 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
11 2010-04-19 Martin Jambor <mjambor@suse.cz>
13 * gimple.h (create_tmp_reg): Declare.
14 * gimplify.c (create_tmp_reg): New function.
15 (gimplify_return_expr): Use create_tmp_reg.
16 (gimplify_omp_atomic): Likewise.
17 (gimple_regimplify_operands): Likewise.
18 * tree-dfa.c (make_rename_temp): Likewise.
19 * tree-predcom.c (predcom_tmp_var): Likewise.
20 (reassociate_to_the_same_stmt): Likewise.
21 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
22 (get_replaced_param_substitute): Likewise.
23 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
24 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
25 * tree-ssa-pre.c (get_representative_for): Likewise.
26 (create_expression_by_pieces): Likewise.
27 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
28 (create_tailcall_accumulator): Likewise.
30 2010-04-19 Martin Jambor <mjambor@suse.cz>
32 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
34 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
36 2010-04-19 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/43796
39 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
40 from SCEV in the lattice.
41 (vrp_visit_phi_node): Dump change.
43 2010-04-19 Richard Guenther <rguenther@suse.de>
45 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
46 * configure: Re-generated.
48 2010-04-19 Richard Guenther <rguenther@suse.de>
50 PR tree-optimization/43783
51 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
52 constant ARRAY_REF operands two and three if possible.
54 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
59 2010-04-19 Jie Zhang <jie@codesourcery.com>
62 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
64 2010-04-19 Ira Rosen <irar@il.ibm.com>
66 PR tree-optimization/37027
67 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
68 and macro to access it.
69 (vectorizable_reduction): Add argument.
70 (vect_get_slp_defs): Likewise.
71 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
72 statements for possible use in SLP.
73 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
74 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
75 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
77 (vectorizable_reduction): Likewise.
78 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
80 (vectorizable_type_demotion, vectorizable_type_promotion,
81 vectorizable_store): Likewise.
82 (vect_analyze_stmt): Update call to vectorizable_reduction.
83 (vect_transform_stmt): Likewise.
84 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
85 (vect_build_slp_tree): Fix indentation. Check that there are no loads
86 from different interleaving chains in same node.
87 (vect_slp_rearrange_stmts): New function.
88 (vect_supported_load_permutation_p): Allow load permutations for
89 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
90 inside SLP nodes if necessary.
91 (vect_analyze_slp_instance): Handle reductions.
92 (vect_analyze_slp): Try to build SLP instances originating from groups
94 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
95 (vect_get_constant_vectors): Create initial vectors for reductions
96 according to reduction code. Add new argument.
97 (vect_get_slp_defs): Add new argument, pass it to
98 vect_get_constant_vectors.
99 (vect_schedule_slp_instance): Remove SLP tree root statements.
101 2010-04-19 Jakub Jelinek <jakub@redhat.com>
103 * tree.h (ENUM_IS_SCOPED): Define.
104 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
105 for ENUM_IS_SCOPED enums.
107 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
109 * fold-const.c (fold_comparison): Use ssizetype.
110 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
111 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
112 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
113 * tree-object-size.c (compute_object_sizes): Use size_type_node.
115 * tree.h (initialize_sizetypes): Remove parameter.
116 (build_common_tree_nodes): Remove second parameter.
117 * stor-layout.c (initialize_sizetypes): Remove parameter.
118 Always create an unsigned type.
119 (set_sizetype): Assert that the passed type is unsigned and simplify.
120 * tree.c (build_common_tree_nodes): Remove second parameter.
121 Adjust call to initialize_sizetypes.
122 * c-decl.c (c_init_decl_processing): Remove second argument in call to
123 build_common_tree_nodes.
125 2010-04-18 Matthias Klose <doko@ubuntu.com>
127 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
129 2010-04-18 Ira Rosen <irar@il.ibm.com>
131 PR tree-optimization/43771
132 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
133 load permutation doesn't have gaps.
135 2010-04-18 Jan Hubicka <jh@suse.cz>
137 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
138 (sse_prologue_save_insn expander): Use new pattern.
139 (sse_prologue_save_insn1): New pattern and splitter.
140 (sse_prologue_save_insn): Update to deal also with 64bit aligned
142 * i386.c (setup_incoming_varargs_64): Do not compute jump
144 (ix86_gimplify_va_arg): Update alignment needed.
145 (ix86_local_alignment): Do not align all local arrays to 128bit.
147 2010-04-17 Jan Hubicka <jh@suse.cz>
149 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
151 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
153 * arm.md (negdi2): Remove redundant code to force values into a
156 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
158 * arm/bpabi.S: Add EABI alignment attributes to objects.
159 * arm/bpabi-v6m.S: Likewise.
160 * arm/crti.asm: Likewise.
161 * arm/crtn.asm: Likewise.
162 * arm/lib1funcs.asm: Likewise.
163 * arm/libunwind.S: Likewise.
165 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
167 * arm-protos.h (tune_params): New structure.
168 * arm.c (current_tune): New variable.
169 (arm_constant_limit): Delete.
170 (struct processors): Add pointer to the tune parameters.
171 (arm_slowmul_tune): New tuning option.
172 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
173 (all_cores): Adjust to pick up the tuning model.
174 (arm_constant_limit): New function.
175 (arm_override_options): Select the appropriate tuning model. Delete
176 initialization of arm_const_limit.
177 (arm_split_constant): Use the new constant-limit model.
178 (arm_rtx_costs): Pick up the current tuning model.
179 * arm.md (is_strongarm, is_xscale): Delete.
180 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
181 for Xscale variant architectures.
182 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
184 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
186 * config/arm/arm.c (arm_gen_constant): Remove unused variable
188 (arm_rtx_costs_1): Remove unused variable extra_cost.
189 (arm_unwind_emit_set): Use variable offset.
190 (thumb1_output_casesi): Remove unused variable flags.
192 2010-04-16 Jeff Law <law@redhat.com>
194 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
195 needing assignment rather than doing a two-phase assignment. Remove
198 2010-04-16 Jakub Jelinek <jakub@redhat.com>
201 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
203 2010-04-16 Doug Kwan <dougkwan@google.com>
205 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
206 (next_operand_entry_id): New static variable.
207 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
208 (add_to_ops_vec): Assigned unique ID to operand entry.
209 (struct oecount_s): New field ID.
210 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
211 (undistribute_ops_list): Assign unique IDs to oecounts.
212 (init_reassoc): reset next_operand_entry_id.
214 2010-04-16 Doug Kwan <dougkwan@google.com>
216 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
217 missing left parenthesis.
219 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
222 *btdi_rex64 using SWI48 mode iterator.
223 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
224 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
225 *jcc_btdi_mask_rex64.
227 2010-04-16 Anatoly Sokolov <aesok@post.ru>
229 * double-int.h (tree_to_double_int): Convert to macro.
230 * double-int.c (tree_to_double_int): Remove.
232 2010-04-16 Jakub Jelinek <jakub@redhat.com>
235 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
236 with want_address 2 and in case a single element list might be
237 possible, call it again with want_address 0.
239 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
241 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
242 case 'W' print operands for HI mode.
243 * config/h8300/h8300.h (Y0, Y2) : New constraints.
244 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
245 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
246 * config/h8300/predicate.md (bit_register_indirect_operand): New.
248 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
250 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
251 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
252 #xx:3 and #xx:4 mode.
254 * config/h8300/h8300.md (inverted load with HImode dest): Add
257 * config/h8300/predicate.md (bit_operand): Allow immediate values that
258 satisfy 'U' constraint.
260 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
262 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
264 * configure: Regenerate.
265 * config.in: Regenerate.
266 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
269 2010-04-16 Richard Guenther <rguenther@suse.de>
271 * tree.h (struct tree_decl_minimal): Move pt_uid ...
272 (struct tree_decl_common): ... here.
273 (DECL_PT_UID): Adjust.
274 (SET_DECL_PT_UID): Likewise.
275 (DECL_PT_UID_SET_P): Likewise.
277 2010-04-16 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/43572
280 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
281 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
282 * tree-flow.h (is_call_clobbered): Remove.
283 * tree-flow-inline.h (is_call_clobbered): Likewise.
284 * tree-dfa.c (dump_variable): Do not dump call clobber state.
285 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
286 (execute_return_slot_opt): Adjust.
287 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
288 check for call clobbered vars here.
289 (find_tail_calls): Move tailcall verification to the
292 2010-04-16 Diego Novillo <dnovillo@google.com>
294 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
297 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
300 * config/arm/arm.md (cbranchqi4): New pattern.
301 * config/arm/predicates.md (const0_operand,
302 cbranchqi4_comparison_operator): New predicates.
304 2010-04-16 Richard Guenther <rguenther@suse.de>
306 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
307 (dump_gimple_stmt): Likewise.
309 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
311 * recog.h (struct recog_data): New field is_operator.
312 (struct insn_operand_data): New field is_operator.
313 * recog.c (extract_insn): Set recog_data.is_operator.
314 * genoutput.c (output_operand_data): Emit code to set the
316 * reload.c (find_reloads): Use it rather than testing for an
317 empty constraint string.
320 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
321 If the previous insn is a cbranchsi4_insn with the same arguments,
322 omit the compare instruction.
324 * config/arm/arm.md (addsi3_cbranch): If destination is a high
325 register, inputs must be low registers and we need a low register
326 scratch. Handle alternative 2 like alternative 3.
328 2010-04-16 Jakub Jelinek <jakub@redhat.com>
330 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
331 don't call get_addr on both. If one expression is a VALUE and
332 the other a REG, check VALUE's locs if the REG isn't among them.
334 2010-04-16 Christian Bruel <christian.bruel@st.com>
336 * config/sh/sh.h (sh_frame_pointer_required): New function.
337 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
338 (flag_omit_frame_pointer) Set.
339 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
340 (rounded_frame_size): Adjust size with outgoing_args_size.
341 (sh_set_return_address): Must return from stack pointer.
342 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
343 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
344 (ACCUMULATE_OUTGOING_ARGS): Define.
345 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
346 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
348 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
351 * config/sh/sh.c (sh_legitimize_reload_address): Use
352 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
353 Remove a unneeded check for offset_base.
355 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
357 * configure: Regenerated.
359 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
361 * config/s390/s390.c (s390_call_save_register_used): Switch back
364 2010-04-15 Richard Guenther <rguenther@suse.de>
366 * alias.c (alias_set_subset_of): Handle alias-set zero
369 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
370 Julian Brown <julian@codesourcery.com>
372 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
373 alternatives according to use of high and low regs.
374 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
375 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
376 optimizing for size on Thumb-2.
378 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
380 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
382 2010-04-15 Richard Guenther <rguenther@suse.de>
384 * tree-ssa-structalias.c (struct variable_info): Add
386 (new_var_info): Initialize it.
387 (dump_constraints): Support printing last added constraints.
388 (debug_constraints): Adjust.
389 (dump_constraint_graph): Likewise.
390 (make_heapvar_for): Check for NULL cfun.
391 (get_function_part_constraint): New function.
392 (get_fi_for_callee): Likewise.
393 (find_func_aliases): Properly implement IPA PTA constraints.
394 (process_ipa_clobber): New function.
395 (find_func_clobbers): Likewise.
396 (insert_into_field_list_sorted): Remove.
397 (create_function_info_for): Properly allocate vars for IPA mode.
398 Do not use insert_into_field_list_sorted.
399 (create_variable_info_for): Properly generate constraints for
400 global vars in IPA mode.
401 (dump_solution_for_var): Always dump the solution.
402 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
403 (find_what_var_points_to): Adjust.
404 (pt_solution_set): Change.
405 (pt_solution_ior_into): New function.
406 (pt_solution_empty_p): Export.
407 (pt_solution_includes_global): Adjust.
408 (pt_solution_includes_1): Likewise.
409 (pt_solutions_intersect_1): Likewise.
410 (dump_sa_points_to_info): Check some invariants.
411 (solve_constraints): Move constraint dumping ...
412 (compute_points_to_sets): ... here.
413 (ipa_pta_execute): ... and here.
414 (compute_may_aliases): Do not re-compute points-to info
415 locally if IPA info is available.
416 (ipa_escaped_pt): New global var.
417 (ipa_pta_execute): Properly implement IPA PTA.
418 * tree-into-ssa.c (dump_decl_set): Support dumping
419 decls not in referenced-vars.
420 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
421 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
422 (dump_points_to_solution): Likewise.
423 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
424 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
425 (remap_gimple_stmt): Reset call clobber/use information if
427 (copy_decl_to_var): Copy DECL_PT_UID.
428 (copy_result_decl_to_var): Likewise.
429 * tree.c (make_node_stat): Initialize DECL_PT_UID.
430 (copy_node_stat): Copy it.
431 * tree.h (DECL_PT_UID): New macro.
432 (SET_DECL_PT_UID): Likewise.
433 (DECL_PT_UID_SET_P): Likewise.
434 (struct tree_decl_minimal): Add pt_uid member.
435 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
436 (pt_solution_empty_p): Declare.
437 (pt_solution_set): Adjust.
438 (ipa_escaped_pt): Declare.
439 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
440 * gimple-pretty-print.c (pp_points_to_solution): New function.
441 (dump_gimple_call): Dump call clobber/use information.
442 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
443 * tree-pass.h (TDF_ALIAS): New dump option.
444 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
445 * doc/invoke.texi (-fipa-pta): Update documentation.
447 2010-04-15 Richard Guenther <rguenther@suse.de>
449 * Makefile.in (OBJS-common): Add gimple-fold.o.
450 (gimple-fold.o): New rule.
451 * tree.h (maybe_fold_offset_to_reference,
452 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
454 * gimple.h: ... here.
455 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
456 may_propagate_address_into_dereference): Move prototypes ...
457 * gimple.h: ... here.
458 * tree-ssa-ccp.c (get_symbol_constant_value,
459 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
460 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
461 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
462 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
463 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
464 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
465 gimplify_and_update_call_from_tree): Move ...
466 * gimple-fold.c: ... here. New file.
467 (ccp_fold_builtin): Rename to ...
468 (gimple_fold_builtin): ... this.
469 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
471 2010-04-15 Richard Guenther <rguenther@suse.de>
473 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
474 fit_double_type, force_fit_type_double, add_double_with_sign,
475 neg_double, mul_double_with_sign, lshift_double, rshift_double,
476 lrotate_double, rrotate_double, div_and_round_double): Move ...
477 * double-int.c: ... here.
478 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
479 add_double, neg_double, mul_double_with_sign, mul_double,
480 lshift_double, rshift_double, lrotate_double, rrotate_double,
481 div_and_round_double): Move prototypes ...
482 * double-int.h: ... here.
484 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
487 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
488 matching constraints to ensure inputs match the output.
490 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
493 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
494 in an input-only operand.
496 2010-04-15 Anatoly Sokolov <aesok@post.ru>
498 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
499 (double_int_not, double_int_lshift, double_int_rshift): Declare.
500 (double_int_negative_p): Convert to static inline function.
501 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
502 (double_int_negative_p): Remove.
503 * tree.h (lshift_double, rshift_double):
504 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
505 * fold-const.c (fold_convert_const_int_from_real,
506 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
507 (lshift_double): Change type of arith argument to bool.
508 (rshift_double): Change type of arith argument to bool. Correct
510 * expmed.c (mask_rtx, lshift_value): (Ditto.).
512 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
515 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
516 at the start and end of the then/else blocks, and omit them from the
518 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
519 argument; all callers changed. Pass zero to old_insns_match_p instead.
520 (flow_find_head_matching_sequence): New function.
521 (old_insns_match_p): Check REG_EH_REGION notes for calls.
522 * basic-block.h (flow_find_cross_jump,
523 flow_find_head_matching_sequence): Declare functions.
525 2010-04-14 Jason Merrill <jason@redhat.com>
528 * c-common.c (attribute_takes_identifier_p): New fn.
529 * c-common.h: Declare it.
531 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
535 (*udivmod<mode>4): Ditto.
537 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.md (maxmin_int): Rename code attribute from
540 maxminiprefix and update all users.
541 (maxmin_float): Ditto from maxminfprefix.
542 (logic): Ditto from logicprefix.
543 (absneg_mnemonic): Ditto from absnegprefix.
544 * config/i386/mmx.md: Update all users of maxminiprefix,
545 maxminfprefix and logicprefix for rename.
546 * config/i386/sse.md: Ditto.
547 * config/i386/sync.md (sync_<code><mode>): Update for
550 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
553 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
554 warnings converted to errors.
556 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
558 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
559 used insn_type variable.
560 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
561 to avoid set-but-not-used warning.
563 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
565 * df-core.c (df_ref_debug): Change format string placeholder
567 * dwarf2asm.c (dw2_asm_output_data_raw,
568 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
569 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
570 * dwarf2out.c (output_cfi, output_cfi_directive,
571 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
572 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
574 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
575 * print-rtl.c (print_rtx): Ditto.
577 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
580 * builtins.c (expand_builtin_pow_root): New function to expand pow
581 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
582 series of sqrt and cbrt calls under -ffast-math.
583 (expand_builtin_pow): Call it.
585 2010-04-14 Michael Matz <matz@suse.de>
587 PR tree-optimization/42963
588 * tree-cfg.c (touched_switch_bbs): New static variable.
589 (group_case_labels_stmt): New function broken out from ...
590 (group_case_labels): ... here, use the above.
591 (start_recording_case_labels): Allocate touched_switch_bbs.
592 (end_recording_case_labels): Deallocate it, call
593 group_case_labels_stmt.
594 (gimple_redirect_edge_and_branch): Remember index of affected BB.
596 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
601 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
605 2010-04-13 Jan Hubicka <jh@suse.cz>
607 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
608 of optimized out static functions.
609 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
610 cost computation. Also sanity check for overflows.
611 (update_caller_keys): Update cgraph_edge_badness call; properly
612 update fibheap and sanity check that it is up to date.
613 (add_new_edges_to_heap): Update cgraph_edge_badness.
614 (cgraph_decide_inlining_of_small_function): Likewise;
615 add sanity checking that badness in heap is up to date;
616 improve dumping of reason; Update badness of calls to the
617 offline copy of function currently inlined; dump badness
618 of functions not inlined because of unit growth limits.
620 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
623 * c-common.c (pointer_int_sum): Disregard overflow that occured only
624 because of sign-extension change when converting to sizetype here...
625 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
627 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
628 the folding to constants. Remove redundant final conversion.
629 (fold_binary) <associate>: Do not associate if the re-association of
630 constants alone overflows.
631 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
632 to the end of the list.
633 (multiple_of_p) <COND_EXPR>: New case.
635 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
637 * opt-functions.awk (opt_sanitized_name): New.
639 * optc-gen.awk: Use it
640 * opth-gen.awk: Use it.
642 2010-04-13 Martin Jambor <mjambor@suse.cz>
644 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
645 (sra_modify_assign): Delete stmts loading dead data even if racc has no
646 children. Call replace_uses_with_default_def_ssa_name to handle
649 2010-04-13 Michael Matz <matz@suse.de>
652 * builtins.c (expand_builtin_interclass_mathfn): Also create
653 a register if the predicate doesn't match.
655 2010-04-13 Diego Novillo <dnovillo@google.com>
657 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
658 * c-pch.c: Include timevar.h.
659 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
660 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
661 * ggc-common.c: Include timevar.h.
662 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
663 * timevar.def (TV_PCH_SAVE): Define.
664 (TV_PCH_CPP_SAVE): Define.
665 (TV_PCH_PTR_REALLOC): Define.
666 (TV_PCH_PTR_SORT): Define.
667 (TV_PCH_RESTORE): Define.
668 (TV_PCH_CPP_RESTORE): Define.
670 2010-04-13 Michael Matz <matz@suse.de>
672 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
674 (can_reassociate_p): New function.
675 (break_up_subtract_bb, reassociate_bb): Use it.
677 2010-04-13 Richard Guenther <rguenther@suse.de>
680 * builtins.c (c_readstr): Fix assert.
682 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
684 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
685 when generating cltd insn.
687 (*ashl<mode>3_1): Remove special handling for register operand 2.
688 (*ashlsi3_1_zext): Ditto.
690 (*ashlhi3_1_lea): Ditto.
692 (*ashlqi3_1_lea): Ditto.
693 (*<shiftrt_insn><mode>3_1): Ditto.
694 (*<shiftrt_insn>si3_1_zext): Ditto.
695 (*<shiftrt_insn>qi3_1_slp): Ditto.
696 (*<rotate_insn><mode>3_1): Ditto.
697 (*<rotate_insn>si3_1_zext): Ditto.
698 (*<rotate_insn>qi3_1_slp): Ditto.
700 2010-04-13 Richard Guenther <rguenther@suse.de>
702 * tree-ssa-structalias.c (callused_id): Remove.
703 (call_stmt_vars): New.
704 (get_call_vi): Likewise.
705 (lookup_call_use_vi): Likewise.
706 (lookup_call_clobber_vi): Likewise.
707 (get_call_use_vi): Likewise.
708 (get_call_clobber_vi): Likewise.
709 (make_transitive_closure_constraints): Likewise.
710 (handle_const_call): Adjust to do per-call call-used handling.
711 (handle_pure_call): Likewise.
712 (find_what_var_points_to): Remove general callused handling.
713 (init_base_vars): Likewise.
714 (init_alias_vars): Initialize call_stmt_vars.
715 (compute_points_to_sets): Process call-used and call-clobbered
716 vars for call statements.
717 (delete_points_to_sets): Free call_stmt_vars.
719 2010-04-13 Richard Guenther <rguenther@suse.de>
721 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
722 Only add RW dependence for dependence distance zero.
723 Adjust maximal vectorization factor according to dependences.
724 Move alignment handling ...
725 (vect_find_same_alignment_drs): ... here. New function.
726 (vect_analyze_data_ref_dependences): Adjust.
727 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
728 (vect_analyze_data_refs): Adjust minimal vectorization factor
729 according to data references.
730 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
731 dependences before determining the vectorization factor.
732 Analyze alignment after determining the vectorization factor.
733 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
734 dependences before alignment.
735 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
737 (vect_analyze_data_refs): Likewise.
738 (MAX_VECTORIZATION_FACTOR): New define.
740 2010-04-13 Duncan Sands <baldrick@free.fr>
742 * except.h (lang_eh_type_covers): Remove.
743 * except.c (lang_eh_type_covers): Likewise.
745 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
746 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
748 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
749 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
750 UNITS_PER_LONG where it is ABI relevant.
751 (s390_return_addr_rtx): Likewise.
752 (s390_back_chain_rtx): Likewise.
753 (s390_frame_area): Likewise.
754 (s390_frame_info): Likewise.
755 (s390_initial_elimination_offset): Likewise.
756 (save_gprs): Likewise.
757 (s390_emit_prologue): Likewise.
758 (s390_emit_epilogue): Likewise.
759 (s390_function_arg_advance): Likewise.
760 (s390_function_arg): Likewise.
761 (s390_va_start): Likewise.
762 (s390_gimplify_va_arg): Likewise.
763 (s390_function_profiler): Likewise.
764 (s390_optimize_prologue): Likewise.
765 (s390_rtx_costs): Likewise.
766 (s390_secondary_reload): Likewise.
767 (s390_promote_function_mode): Likewise.
768 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
769 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
771 (s390_unwind_word_mode): New function.
772 (s390_function_value): Split 64 bit values into register pair if
773 used as return value.
774 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
775 function call parameters. Handle parallels.
776 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
777 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
778 (DWARF_CIE_DATA_ALIGNMENT): New macro.
779 (s390_expand_setmem): Remove unused variable src_addr.
780 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
781 deal with 64 bit registers.
782 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
783 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
784 (UNITS_PER_LONG): New macro.
785 * libjava/include/s390-signal.h: Define extended ucontext
786 structure containing the upper halfs of the 64 bit registers.
788 2010-04-13 Simon Baldwin <simonb@google.com>
790 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
792 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
794 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
795 rvalue on the RHS if the LHS is of a non-renamable type.
796 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
798 2010-04-13 Matthias Klose <doko@ubuntu.com>
800 * gcc.c (cc1_options): Handle -iplugindir before processing
801 the cc1 spec. Only add -iplugindir once.
802 (cpp_unique_options): Add -iplugindir option if -fplugin* options
804 * common.opt (iplugindir): Remove `Separate' property, initialize.
805 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
807 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
808 (distclean): Remove plugin dir.
809 * doc/invoke.texi: Document -iplugindir.
811 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
813 * doc/plugins.texi (Loading Plugins): Document short
815 (Plugin API): Mention default_plugin_dir_name function.
817 * gcc.c (find_file_spec_function): Add new declaration.
818 (static_spec_func): Use it for "find-file".
819 (find_file_spec_function): Add new function.
820 (cc1_options): Add -iplugindir option if -fplugin* options found.
822 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
824 * plugin.c (add_new_plugin): Updated comment, and handle short
826 (default_plugin_dir_name): Added new function.
828 * common.opt (iplugindir): New option to set the plugin directory.
830 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md (any_rotate): New code iterator.
833 (rotate_insn): New code attribute.
835 (SWIM124): New mode iterator.
836 (<rotate_insn>ti3): New expander.
837 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
838 any_rotate code iterator.
839 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
840 using any_rotate code iterator and SWIM124 mode iterator.
841 (ix86_rotlti3): New insn_and_split pattern.
842 (ix86_rotrti3): Ditto.
843 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
844 ix86_rotl{di,ti}3 patterns.
845 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
846 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
847 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
848 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
849 code iterator and SWI mode iterator.
850 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
851 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
853 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
854 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
855 (bswap rotatert splitter): Add splitter.
856 (bswap splitter): Macroize splitter using any_rotate code iterator.
857 Add insn predicate to split only for TARGET_USE_XCHGB or when
858 optimizing function for size.
860 2010-04-12 Steve Ellcey <sje@cup.hp.com>
862 * config/pa/pa.c (emit_move_sequence): Remove use of
863 deleted variable flag_argument_noalias.
865 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
867 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
869 Add to unsupported targets list.
870 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
871 sparc*-sun-solaris2.[567]* from target lists.
872 * configure: Regenerate.
873 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
875 Remove Solaris 7 patch references.
876 (Specific, sparc-sun-solaris2.7): Removed.
877 (sparc-sun-solaris2*): Update Solaris 7 example.
878 (sparc64-*-solaris2*): Likewise.
880 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
882 * config.build (alpha*-dec-osf4*): Remove.
883 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
884 of obsolete configurations.
885 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
887 * config/alpha/t-osf4: Renamed to ...
888 * config/alpha/t-osf5: ... this.
889 * config/alpha/osf.h: Renamed to ...
890 * config/alpha/osf5.h: ... this.
891 Merged old osf5.h contents.
893 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
894 (EXTRA_SPECS): Removed.
895 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
896 reflect removal of Tru64 UNIX V4.0/V5.0 support.
899 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * doc/contrib.texi (Contributors, Rainer Orth): Update.
903 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
906 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
907 __thiscall convention.
909 2010-04-12 Steve Ellcey <sje@cup.hp.com>
911 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
913 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
915 2010-04-12 Steve Ellcey <sje@cup.hp.com>
917 * function.c (assign_parms_initialize_all): Add unused attribute
920 2010-04-12 Richard Guenther <rguenther@suse.de>
922 * gsstruct.def (GSS_CALL): New.
923 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
924 * gimple.h: Include tree-ssa-alias.h.
925 (struct gimple_statement_call): New.
926 (union gimple_statement_struct_d): Add gimple_call member.
927 (gimple_call_reset_alias_info): Declare.
928 (gimple_call_use_set): New function.
929 (gimple_call_clobber_set): Likewise.
930 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
931 * gimple.c (gimple_call_reset_alias_info): New function.
932 (gimple_build_call_1): Call it.
933 * lto-streamer-in.c (input_gimple_stmt): Likewise.
934 * tree-inline.c (remap_gimple_stmt): Likewise.
935 (expand_call_inline): Remove callused handling.
936 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
937 * tree-dfa.c (dump_variable): Likewise.
938 * tree-parloops.c (parallelize_loops): Likewise.
939 * tree-ssa.c (init_tree_ssa): Likewise.
940 (delete_tree_ssa): Likewise.
941 * tree-flow-inline.h (is_call_used): Remove.
942 * tree-flow.h (struct gimple_df): Remove callused member.
943 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
944 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
945 (ref_maybe_used_by_call_p_1): Simplify.
946 (call_may_clobber_ref_p_1): Likewise.
947 * tree-ssa-structalias.c (compute_points_to_sets): Set
948 the call stmt used and clobbered sets.
949 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
950 (find_tail_calls): Verify the tail call.
952 2010-04-12 Richard Guenther <rguenther@suse.de>
954 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
955 single-iteration always-inline inlining.
956 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
957 (cgraph_decide_inlining): Do not handle always-inline specially.
958 (try_inline): Remove always-inline cycle detection special case.
959 Do not recurse on always-inlines.
960 (cgraph_early_inlining): Do not iterate if not optimizing.
961 (cgraph_gate_early_inlining): remove.
962 (pass_early_inline): Run unconditionally.
963 (gate_cgraph_decide_inlining): New function.
964 (pass_ipa_inline): Use it. Do not run the IPA inliner if
965 not inlining or optimizing.
966 (cgraph_decide_inlining_of_small_functions): Also consider
967 always-inline functions.
968 (cgraph_default_inline_p): Return true for nodes which should
969 disregard inline limits.
970 (estimate_function_body_sizes): Assume zero size and time for
971 nodes which are marked as disregarding inline limits.
972 (cgraph_decide_recursive_inlining): Do not perform recursive
973 inlining on always-inline nodes.
975 2010-04-12 Jakub Jelinek <jakub@redhat.com>
978 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
979 for exprs satisfying handled_component_p.
981 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
983 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
984 non-constant aggregate elements.
986 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
987 is a real initialization.
989 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
992 * c-decl.c (start_function): Move forward check for nested function.
994 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
996 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
997 * config/sh/sh.c: Include reload.h.
998 (sh_legitimize_reload_address): New.
999 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1000 sh_legitimize_reload_address.
1002 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1004 * config/sh/sh.md (*movqi_pop): New insn pattern.
1005 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1007 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (any_shiftrt): New code iterator.
1010 (shiftrt_insn): New code attribute.
1012 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1013 using any_shiftrt code iterator.
1014 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1015 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1016 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1017 pattern from corresponding peephole2 patterns.
1018 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1019 using any_shiftrt code iterator.
1020 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1021 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1022 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1023 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1024 *{ashr,lshr}<mode>3_cmp_zext.
1025 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1027 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1031 (*lshr<mode>3_cconly): Ditto.
1033 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1036 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1037 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1038 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1040 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1041 from corresponding peephole2 patterns.
1042 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1043 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1044 and *lshrdi3_1_rex64 using SWI mode iterator.
1045 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1046 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1047 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1048 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1049 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1050 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1051 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1052 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1053 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1056 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1059 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1060 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1061 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1063 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1064 from corresponding peephole2 patterns.
1065 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1066 (ashrsi3_cvt): Rename from ashrsi3_31.
1067 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1068 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1069 and x86_64_shift_adj_3 using SWI48 mode iterator.
1070 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1071 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1072 and *ashrdi3_1_rex64 using SWI mode iterator.
1073 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1074 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1075 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1076 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1077 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1078 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1079 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1080 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1081 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1083 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1084 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1085 x86_shift<mode>_adj_3 expanders.
1087 2010-04-10 Wei Guozhi <carrot@google.com>
1090 * config/arm/arm.c (arm_pic_static_addr): New function.
1091 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1093 (arm_output_addr_const_extra): Output expression for new pattern.
1094 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1096 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1098 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1101 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1102 * web.c: Include "insn-config.h" and "recog.h".
1103 (union_match_dups): New function.
1104 (web_main): Call it.
1105 (union_defs): Don't try to recognize match_dups.
1107 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1108 if doing so would replace the entire pattern.
1110 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1114 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1115 and splitter pattern. Change splitter operand 1 predicate to
1118 2010-04-09 Martin Jambor <mjambor@suse.cz>
1120 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1121 lattices are addresses of CONST_DECLs with the same initial value.
1122 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1123 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1125 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1126 Bernd Schmidt <bernds@codesourcery.com>
1128 * loop-invariant.c (replace_uses): New static function.
1129 (move_invariant_reg): Use it to ensure we can replace the uses.
1131 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1133 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1135 (picochip_override_options): Enable section anchors only above -O1.
1136 (picochip_reorg): Fixed a couple of build warnings.
1138 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1140 * configure.ac (plugin -rdynamic test): Log result.
1141 * configure: Regenerate.
1142 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1143 (RDYNAMIC_SPEC): Define.
1144 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1146 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1148 * configure.ac: Determine Sun ld version numbers.
1149 (comdat_group): Restrict GNU ld version checks to gld.
1150 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1151 (enable_comdat): Support --enable-comdat.
1152 * configure: Regenerate.
1153 * doc/install.texi (Configuration): Document --enable-comdat.
1155 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1157 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1158 * config/sol2-gld.h: ... here.
1159 * config.gcc (sparc*-*-solaris2*): Reflect this.
1160 (i[34567]86-*-solaris2*): Use it.
1162 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1164 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1166 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1168 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1171 * diagnostic.c (diagnostic_initialize): Initialize
1172 some_warnings_are_errors.
1173 (diagnostic_finish): New.
1174 (diagnostic_action_after_output): Call it before exiting.
1175 (diagnostic_report_diagnostic): Do not print message here. Set
1176 some_warnings_are_errors.
1177 * diagnostic.h (diagnostic_context): Delete
1178 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1179 (diagnostic_finish): Declare.
1180 * toplev.c (toplev_main): Call it before exit.
1182 2010-04-09 Jason Merrill <jason@redhat.com>
1185 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1186 for incomplete type.
1189 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1190 based on a warning flag.
1192 2010-04-09 Richard Guenther <rguenther@suse.de>
1194 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1196 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1199 * varasm.c (default_assemble_visibility): Wrap vars that are
1200 set, but unused, by targets without GAS.
1201 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1202 Remove set, but unused, vars.
1203 (rs6000_legitimize_tls_address): Likewise.
1204 (altivec_expand_dst_builtin): Likewise.
1205 * config/darwin.c (machopic_classify_symbol): Likewise.
1206 (machopic_indirection_name): Likewise.
1208 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (DWI): New mode iterator.
1211 (S): New mode attribute.
1212 (shift_operand): Ditto.
1213 (shift_immediate_operand): Ditto.
1214 (ashl_input_operand): Ditto.
1215 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1216 using SDWIM mode iterator.
1217 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1218 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1220 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1221 from corresponding peephole2 patterns.
1222 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1223 and x86_64_shift_adj_1 using SWI48 mode iterator.
1224 (x86_shift<mode>_adj_2): Ditto.
1225 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1226 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1227 using SWI48 mode iterator.
1228 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1229 *ashldi3_cmp_rex64 using SWI mode iterator.
1230 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1231 *ashldi3_cconly_rex64 using SWI mode iterator.
1232 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1233 x86_shift<mode>_adj_{1,2}.
1234 (ix86_split_ashr): Ditto.
1235 (ix86_split_lshr): Ditto.
1237 2010-04-09 Richard Guenther <rguenther@suse.de>
1239 * target.h (builtin_conversion): Pass in input and output types.
1240 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1241 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1242 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1243 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1245 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1247 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1249 2010-04-09 Richard Guenther <rguenther@suse.de>
1252 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1254 2010-04-09 Richard Guenther <rguenther@suse.de>
1256 * tree-vectorizer.h (struct _stmt_vec_info): Document
1257 that vectype is the type of the LHS.
1258 (supportable_widening_operation, supportable_narrowing_operation):
1259 Get both input and output vector types as arguments.
1260 (vect_is_simple_use_1): Declare.
1261 (get_same_sized_vectype): Likewise.
1262 * tree-vect-loop.c (vect_determine_vectorization_factor):
1263 Set STMT_VINFO_VECTYPE to the vector type of the def.
1264 (vectorizable_reduction): Adjust.
1265 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1266 Adjust. Specify the output vector type.
1267 (vect_pattern_recog_1): Adjust.
1268 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1269 (vectorizable_call): Adjust.
1270 (vectorizable_conversion): Likewise.
1271 (vectorizable_operation): Likewise.
1272 (vectorizable_type_demotion): Likewise.
1273 (vectorizable_type_promotion): Likewise.
1274 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1276 (vect_is_simple_use_1): New function.
1277 (supportable_widening_operation): Get both input and output
1279 (supportable_narrowing_operation): Likewise.
1280 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1282 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1284 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1285 __thiscall and _thiscall as predefined macros.
1286 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1287 thiscall attribute handling.
1288 (ix86_comp_type_attributes): Likewise.
1289 (ix86_function_regparm): Likewise.
1290 (ix86_return_pops_args): Likewise.
1291 (init_cumulative_args): Likewise.
1292 (find_drap_reg): Likewise.
1293 (ix86_static_chain): Likewise.
1294 (x86_this_parameter): Likewise.
1295 (x86_output_mi_thunk): Likewise.
1296 (ix86_attribute_table): Add description for thiscall attribute.
1297 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1298 * doc/extend.texi: Add documentation for thiscall.
1300 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1303 * c.opt (Wint-to-pointer-cast): Available in C++.
1304 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1306 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1308 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1309 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1310 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1311 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1312 function type instead. Reorder and simplify checks.
1314 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1316 2010-04-08 Jing Yu <jingyu@google.com>
1317 Zdenek Dvorak <ook@ucw.cz>
1319 PR tree-optimization/42720
1320 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1321 loop unswitch conditions here from ...
1322 (tree_unswitch_single_loop): ... here.
1324 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1326 * tree-if-conv.c: Fix comments and simplify logic.
1328 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1330 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1331 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1332 (main_tree_if_conversion): Update call to tree_if_conversion.
1334 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1337 * doc/invoke.texi (-b,-V): Delete.
1338 * doc/tm.texi: Do not mention -b.
1339 * gcc.c (display_help): Delete -b and -V.
1340 (process_command): Delete -b and -V.
1341 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1343 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1344 Wolfgang Gellerich <gellerich@de.ibm.com>
1346 Implement target hook for loop unrolling
1347 * target.h (loop_unroll_adjust): Add a new target hook function.
1348 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1349 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1350 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1351 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1352 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1354 (decide_unroll_stupid): Likewise.
1356 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1359 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1361 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1363 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1364 (Specific, *-*-solaris2*): Likewise.
1365 Don't prefer Sun as over GNU as.
1367 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1369 * config/s390/s390.c (override_options): Adjust the z10
1370 defaults for max-unroll-times, max-completely-peeled-insns
1371 and max-completely-peel-times.
1373 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1375 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1376 instructions for z10.
1377 (s390_expand_setmem): Likewise.
1378 (s390_expand_cmpmem): Likewise.
1380 2010-04-08 Richard Guenther <rguenther@suse.de>
1382 PR tree-optimization/43679
1383 * tree-ssa-pre.c (eliminate): Only propagate copies.
1385 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1388 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1389 set but not used variable warning.
1391 2010-04-08 Wei Guozhi <carrot@google.com>
1394 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1395 (arm_size_rtx_costs): Call the new function when optimized for size.
1397 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1400 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1401 op0 is not a MEM, just return NULL instead of assertion
1403 (discover_nonconstant_array_refs): Don't walk debug stmts.
1405 2010-04-08 Doug Kwan <dougkwan@google.com>
1407 * configure.ac: Recognize gold and do not use its version number
1408 to test ld features.
1409 * configure: Regenerate.
1411 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1414 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1415 (negate_value): Move code to push elements to broken_up_substracts ...
1416 (eliminate_plus_minus_pair): ... here. Push operands that have no
1417 negative pair to plus_negates.
1418 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1420 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1422 * doc/install.texi (Configuration): Move description of
1423 --enable-lto, --with-libelf*, --enable-gold from Java section to
1426 * doc/generic.texi (Working with declarations)
1427 (Function Properties, C and C++ Trees): Fix typos.
1428 * doc/sourcebuild.texi (Top Level): Likewise.
1430 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1433 * tree.h (DECL_READ_P): Define.
1434 (struct tree_decl_common): Add decl_read_flag.
1435 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1436 a set but not used warning.
1437 (merge_decls): Merge DECL_READ_P flag.
1438 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1439 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1440 * c-common.c (handle_used_attribute, handle_unused_attribute):
1442 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1444 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1446 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1447 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1448 c_parser_binary_expression, c_parser_cast_expression,
1449 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1450 Call default_function_array_read_conversion instead of
1451 default_function_array_conversion where needed.
1452 (c_parser_unary_expression, c_parser_conditional_expression,
1453 c_parser_postfix_expression_after_primary, c_parser_initelt):
1454 Likewise. Call mark_exp_read where needed.
1455 (c_parser_statement_after_labels, c_parser_asm_operands,
1456 c_parser_typeof_specifier, c_parser_sizeof_expression,
1457 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1459 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1461 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1462 (warn_unused_but_set_parameter): Default to warn_unused
1464 * doc/invoke.texi: Document -Wunused-but-set-variable and
1465 -Wunused-but-set-parameter.
1467 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1468 used count variable.
1469 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1470 when operandN variables aren't used in the body of the expander
1472 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1473 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1474 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1475 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1476 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1477 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1478 * tree.c (PROCESS_ARG): Likewise.
1480 2010-04-07 Simon Baldwin <simonb@google.com>
1482 * diagnostic.h (diagnostic_override_option_index): New macro to
1483 set a diagnostic's option_index.
1484 * c-tree.h (c_cpp_error): Add warning reason argument.
1485 * opts.c (_warning_as_error_callback): New.
1486 (register_warning_as_error_callback): Store callback for
1487 warnings enabled via enable_warning_as_error.
1488 (enable_warning_as_error): Call callback, minor code tidy.
1489 * opts.h (register_warning_as_error_callback): Declare.
1490 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1491 response to -Werror=.
1492 (c_common_init_options): Register warning_as_error_callback in opts.c.
1493 * common.opt: Add -Wno-cpp option.
1494 * c-common.c (struct reason_option_codes_t): Map cpp warning
1495 reason codes to gcc option indexes.
1496 * (c_option_controlling_cpp_error): New function, lookup the gcc
1497 option index for a cpp warning reason code.
1498 * (c_cpp_error): Add warning reason argument, call
1499 c_option_controlling_cpp_error for diagnostic_override_option_index.
1500 * doc/invoke.texi: Document -Wno-cpp.
1502 2010-04-07 Richard Guenther <rguenther@suse.de>
1504 * ipa-reference.c (mark_load): Use get_base_address.
1505 (mark_store): Likewise.
1507 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1508 inserting GIMPLE_NOPs into the IL.
1509 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1510 Explicitly strip handled components and indirect references.
1512 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1513 folding address expressions.
1514 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1515 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1516 operand_equal_p to compare decls.
1517 (ptr_deref_may_alias_decl_p): Likewise.
1518 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1519 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1520 Handle reversed comparison ops.
1521 * tree-sra.c (asm_visit_addr): Use get_base_address.
1522 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1523 * ipa-reference.c (mark_address): Use get_base_address.
1525 2010-04-07 Richard Guenther <rguenther@suse.de>
1527 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1528 Propagate constants everywhere.
1530 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1533 * tree.c (MAX_INT_CACHED_PREC): Define.
1534 (nonstandard_integer_type_cache): New array.
1535 (build_nonstandard_integer_type): Cache results for precision
1536 <= MAX_INT_CACHED_PREC.
1538 2010-04-07 Richard Guenther <rguenther@suse.de>
1540 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1541 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1542 * common.opt: Likewise.
1543 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1544 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1545 (nonoverlapping_memrefs_p): Likewise.
1546 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1547 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1548 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1549 OPT_fargument_noalias_global for backward compatibility.
1551 2010-04-07 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/43270
1554 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1555 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1556 * tree-ssa-pre.c (phi_translate_1): Adjust.
1557 (fully_constant_expression): Split out vn_reference handling to ...
1558 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1559 Fold reads from constant strings.
1560 (vn_reference_lookup): Handle fully constant references.
1561 (vn_reference_lookup_pieces): Likewise.
1562 * Makefile.in (expmed.o-warn): Add -Wno-error.
1564 2010-04-07 Martin Jambor <mjambor@suse.cz>
1566 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1568 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1571 * gcc.c: Add -static-libstdc++ to list of recognized options.
1573 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1575 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1577 2010-04-07 Richard Guenther <rguenther@suse.de>
1580 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1581 bases build simple mem attributes to retain points-to information.
1583 2010-04-07 Richard Guenther <rguenther@suse.de>
1586 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1587 preserve points-to related information.
1589 2010-04-07 Richard Guenther <rguenther@suse.de>
1592 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1593 discard plain indirect references.
1594 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1595 * tree.c (tree_nop_conversion): Likewise.
1597 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1600 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1602 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1604 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1605 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1607 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1609 * tree-if-conv.c: Fix indentation and comments.
1611 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1613 * tree-if-conv.c: Sort static functions in topological order.
1615 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1617 * tree-if-conv.c: Fix indentation and comments.
1619 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1622 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1623 lang_hooks.types.type_for_size instead of
1624 build_nonstandard_integer_type.
1625 When converting an unsigned type to signed, double its precision.
1626 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1627 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1628 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1631 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1634 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1635 POINTER_PLUS_EXPR for pointer types.
1637 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1640 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1641 * graphite-clast-to-gimple.c: Include langhooks.h.
1642 (max_signed_precision_type): New.
1643 (max_precision_type): Takes two types as arguments.
1644 (precision_for_value): New.
1645 (precision_for_interval): New.
1646 (gcc_type_for_interval): New.
1647 (gcc_type_for_value): New.
1648 (gcc_type_for_clast_term): New.
1649 (gcc_type_for_clast_red): New.
1650 (gcc_type_for_clast_bin): New.
1651 (gcc_type_for_clast_expr): Split up into several functions.
1652 (gcc_type_for_clast_eq): Rewritten.
1653 (compute_bounds_for_level): New.
1654 (compute_type_for_level_1): New.
1655 (compute_type_for_level): New.
1656 (gcc_type_for_cloog_iv): Removed.
1657 (gcc_type_for_iv_of_clast_loop): Rewritten.
1658 (graphite_create_new_loop): Compute the lower and upper bound types
1659 with gcc_type_for_clast_expr.
1660 (graphite_create_new_loop_guard): Same.
1661 (find_cloog_iv_in_expr): Removed.
1662 (compute_cloog_iv_types_1): Removed.
1663 (compute_cloog_iv_types): Removed.
1664 (gloog): Do not call compute_cloog_iv_types.
1665 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1667 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1668 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1669 (GBB_CLOOG_IV_TYPES): Removed.
1671 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1673 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1674 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1675 (detect_commutative_reduction): Same.
1677 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1679 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1680 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1682 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1683 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1684 (rewrite_commutative_reductions_out_of_ssa): Same.
1685 * passes.c (execute_function_todo): Call verify_ssa for every pass
1686 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1687 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1688 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1689 with an extra argument.
1690 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1691 verify_ssa only when the extra argument is true.
1692 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1693 with an extra argument.
1694 (tree_transform_and_unroll_loop): Same.
1696 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1698 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1699 for all the passes of the LNO having LOOP_CLOSED_SSA.
1700 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1701 * tree-loop-distribution.c (pass_loop_distribution): Same.
1702 * tree-pass.h (TODO_verify_loops): Removed.
1703 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1705 (pass_tree_unswitch): Same.
1706 (pass_predcom): Same.
1707 (pass_vectorize): Same.
1708 (pass_linear_transform): Same.
1709 (pass_graphite_transforms): Same.
1710 (pass_iv_canon): Same.
1711 (pass_complete_unroll): Same.
1712 (pass_complete_unrolli): Same.
1713 (pass_parallelize_loops): Same.
1714 (pass_loop_prefetch): Same.
1715 (pass_iv_optimize): Same.
1717 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1720 * passes.c (init_optimization_passes): Move pass_lim before
1721 pass_copy_prop and pass_dce_loop.
1723 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1726 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1727 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1728 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1729 MULTI_* defines for 4 argument vpermil2p* builtins.
1731 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1734 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1735 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1736 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1737 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1738 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1739 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1740 Use x86_maybe_negate_const_int to output insn mnemonic.
1741 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1742 check from instruction predicate. Update comments.
1743 * config/i386/sync.md (sync_add<mode>): Use
1744 x86_maybe_negate_const_int to output insn mnemonic.
1746 2010-04-06 Jan Hubicka <jh@suse.cz>
1748 PR tree-optimization/42906
1749 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1750 IGNORE_SELF argument. Set visited_control_parents for fully
1752 (find_obviously_necessary_stmts): Update call of
1753 mark_control_dependent_edges_necessary.
1754 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1756 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.md: Remove comment about 'e' and 'E'
1761 2010-04-06 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/43627
1764 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1765 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1768 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1770 * BASE-VER: Change to 4.6.0.
1773 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1776 2010-04-06 Richard Guenther <rguenther@suse.de>
1779 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1781 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1783 * doc/invoke.texi (Optimize Options): Document that LTO
1784 won't remove object access purely due to incompatible
1787 2010-04-04 Matthias Klose <doko@ubuntu.com>
1789 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1790 Initialize variable.
1792 2010-04-03 Richard Guenther <rguenther@suse.de>
1795 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1796 require a non-NULL MEM_OFFSET.
1798 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1800 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1801 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1802 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1803 config/alpha/predicates.md, config/arm/arm.md,
1804 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1805 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1806 config/darwin9.h, config/darwin.c, config/darwin.h,
1807 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1808 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1809 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1810 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1811 config/mips/mips.md, config/mn10300/mn10300.c,
1812 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1813 config/rs6000/aix.h, config/rs6000/dfp.md,
1814 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1815 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1816 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1817 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1818 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1819 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1820 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1821 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1822 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1823 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1824 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1825 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1826 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1827 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1828 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1829 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1830 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1831 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1832 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1833 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1834 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1835 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1836 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1837 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1838 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1839 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1840 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1841 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1842 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1843 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1844 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1845 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1846 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1847 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1848 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1849 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1851 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1854 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1855 * aclocal.m4: Regenerate.
1857 2010-04-02 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/43629
1860 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1861 if we have seen a constant value.
1863 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1865 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1867 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1870 * arm.c (legitimize_tls_address): Adjust call to
1871 gen_tls_load_dot_plus_four.
1872 (arm_note_pic_base): New function.
1873 (arm_cannot_copy_insn_p): Use it.
1874 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1877 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1882 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1884 * Makefile.in ($(out_object_file)): Depend on
1885 gt-$(basename $(notdir $(out_file))).h.
1887 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1889 * config.gcc (lm32-*-rtems*): Add t-lm32.
1891 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1893 * config.gcc: Add lm32-*-rtems*.
1894 * config/lm32/rtems.h: New file.
1896 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1899 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1901 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1903 * dwarf2out.c (output_compilation_unit_header): For
1904 -gdwarf-4 use version 4 instead of version 3.
1905 (output_line_info): For version 4 and above emit additional
1906 maximum ops per insn header field.
1907 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1909 * dwarf2out.c (is_c_family, is_java): Remove.
1910 (lower_bound_default): New function.
1911 (add_bound_info, gen_descr_array_type_die): Use it.
1913 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1916 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1917 re-declaration when it happens in a function.
1919 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1921 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1922 (cgraph_remove_function_insertion_hook): Same.
1923 (cgraph_call_function_insertion_hooks): Same.
1925 2010-04-01 Richard Guenther <rguenther@suse.de>
1928 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1929 and TREE_THIS_VOLATILE.
1930 (copy_ref_info): Likewise.
1931 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1932 * tree.c (build6_stat): Ignore side-effects of all but arg5
1933 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1936 2010-04-01 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/43607
1939 * ipa-type-escape.c (check_call): Do not access non-existing
1942 2010-04-01 Richard Guenther <rguenther@suse.de>
1946 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1947 Jack Howarth <howarth@bromo.med.uc.edu>
1949 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1952 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1954 * doc/install.texi (Prerequisites): Document libelf usability on
1955 IRIX 5/6 and Solaris 2.
1956 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1957 Update GNU as, GNU ld requirements.
1958 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1959 Document Sun Studio compiler download.
1960 Update and simplify as, ld recommendations.
1961 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1963 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1965 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1966 with_tune_32 to pentium4.
1968 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1972 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1974 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1975 obsoletion, removal.
1977 Document GNU as requirement.
1978 Update configure requirements.
1979 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1980 Recomment IRIX 6.5.18+.
1981 Document IDF/IDL requirement.
1982 Document GNU as requirement.
1983 Document GNU ld bootstrap failure.
1984 Remove freeware.sgi.com reference.
1986 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1988 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1989 UNIX V4.0, V5.0 obsoletion, removal.
1990 Remove --with-gc=simple reference.
1991 Update VM requirements during bootstrap.
1992 Remove -oldas bootstrap description.
1993 Update binutils reference.
1994 Remove comparison failure note.
1996 2010-03-31 Richard Guenther <rguenther@suse.de>
1997 Zdenek Dvorak <ook@ucw.cz>
1998 Sebastian Pop <sebastian.pop@amd.com>
2001 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2002 with multiple arguments.
2003 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2005 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2007 * graphite-dependences.c (print_pddr): Call print_pdr with an
2009 * graphite-poly.c (debug_pdr): Add an extra argument for the
2012 (print_pbb_domain): Same.
2014 (print_scop_context): Same.
2016 (print_cloog): Same.
2017 (debug_pbb_domain): Same.
2021 (debug_scop_context): Same.
2023 (debug_cloog): Same.
2024 (print_scop_params): Same.
2025 (debug_scop_params): Same.
2026 (print_iteration_domain): Same.
2027 (print_iteration_domains): Same.
2028 (debug_iteration_domain): Same.
2029 (debug_iteration_domains): Same.
2030 (print_scattering_function): Same.
2031 (print_scattering_functions): Same.
2032 (debug_scattering_function): Same.
2033 (debug_scattering_functions): Same.
2034 * graphite-poly.h (debug_pdr): Update declaration.
2036 (print_pbb_domain): Same.
2038 (print_scop_context): Same.
2040 (print_cloog): Same.
2041 (debug_pbb_domain): Same.
2045 (debug_scop_context): Same.
2047 (debug_cloog): Same.
2048 (print_scop_params): Same.
2049 (debug_scop_params): Same.
2050 (print_iteration_domain): Same.
2051 (print_iteration_domains): Same.
2052 (debug_iteration_domain): Same.
2053 (debug_iteration_domains): Same.
2054 (print_scattering_function): Same.
2055 (print_scattering_functions): Same.
2056 (debug_scattering_function): Same.
2057 (debug_scattering_functions): Same.
2059 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2061 * graphite-poly.c (print_scattering_function_1): New.
2062 (print_scattering_function): Call it.
2063 (print_scop_params): Remove spaces at the end of lines.
2066 * graphite-poly.h (print_cloog): Declared.
2067 (debug_cloog): Declared.
2069 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2071 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2073 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2074 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2075 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2076 to switch between adding the IV bump in loop->latch or in loop->header.
2078 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2080 * graphite-poly.c (print_scattering_function): Pretty print following
2083 (print_pbb_domain): Same.
2084 (dump_gbb_cases): Same.
2085 (dump_gbb_conditions): Same.
2088 (print_scop_params): Same.
2089 (print_scop_context): Same.
2091 (print_pbb_body): New.
2092 (lst_indent_to): New.
2093 (print_lst): Start new lines with a #.
2094 * graphite-poly.h (pbb_bb): New.
2095 (pbb_index): Use pbb_bb.
2096 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2098 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2100 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2102 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2103 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2104 and 0 instead of 1 for dw_val_class_flag.
2105 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2106 dw_val_class_range_list, dw_val_class_loc_list,
2107 dw_val_class_lineptr and dw_val_class_macptr, use
2108 DW_FORM_flag_present for dw_val_class_flag and
2109 DW_FORM_exprloc for dw_val_class_loc.
2110 (output_die): For -gdwarf-4 print dw_val_class_loc
2111 size as uleb128 instead of 1 or 2 bytes and don't print
2112 anything for dw_val_class_flag.
2114 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2115 instead of cselib_lookup following by tweaking locs->setting_insn.
2118 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2119 even before returning from label, setjmp call or volatile asm
2122 2010-03-31 Richard Guenther <rguenther@suse.de>
2125 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2126 temporary data on stack.
2128 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2130 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2131 (PUSHSECTION_ASM_OP): Remove.
2132 (POPSECTION_ASM_OP): Remove.
2133 (PUSHSECTION_FORMAT): Remove.
2134 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2135 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2136 * config/sol2.c (solaris_output_init_fini): Use it.
2138 2010-03-31 Jie Zhang <jie@codesourcery.com>
2141 * opt-functions.awk (var_type_struct): Use signed char type
2142 for simple variables.
2144 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2146 * config/sol2.c: Include output.h.
2147 (solaris_assemble_visibility): New function.
2148 * config/t-sol2 (sol2.o): Add output.h dependency.
2149 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2150 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2153 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2156 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2157 V2SImode or XFmode on PRE_DEC.
2160 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2163 2010-03-31 Jie Zhang <jie@codesourcery.com>
2166 * reload.h (caller_save_initialized_p): Declare.
2167 * toplev.c (backend_init_target): Don't call
2168 init_caller_save but set caller_save_initialized_p to false.
2169 * caller-save.c (caller_save_initialized_p): Define.
2170 (init_caller_save): Check caller_save_initialized_p.
2171 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2173 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2176 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2177 and soft-fp/t-softfp to tmake_file.
2178 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2179 (LIBGCC2_TF_CEXT): Define.
2182 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2185 * cselib.c (n_useless_values): Document handling of debug locs.
2186 (n_useless_debug_values, n_debug_values): New variables.
2187 (new_elt_loc_list): Don't add to debug values, keep count.
2188 (promote_debug_loc): New.
2189 (cselib_reset_table): Zero new variables.
2190 (entry_and_rtx_equal_p): Promote debug locs.
2191 (discard_useless_locs): Increment n_useless_debug_values for
2193 (remove_useless_values): Adjust n_useless_values and n_debug_values
2194 with n_useless_debug_values.
2195 (add_mem_for_addr): Promote debug locs.
2196 (cselib_lookup_mem): Likewise.
2197 (cselib_lookup_addr): Renamed to...
2198 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2199 (cselib_log_lookup): ... this. Turn into...
2200 (cselib_lookup_addr): ... new wrapper.
2201 (cselib_lookup_from_insn): New.
2202 (cselib_invalidate_regno): Increment n_useless_debug_values for
2204 (cselib_invalidate_mem): Likewise.
2205 (cselib_process_insn): Take n_deleted and n_debug_values into
2206 account to guard remove_useless_value call.
2207 (cselib_finish): Zero n_useless_debug_values.
2208 * cselib.h (cselib_lookup_from_insn): Declare.
2209 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2210 (sched_analyze_2): Likewise.
2212 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2214 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2216 (adjust_mems): Replace narrowing SUBREG of expression containing
2217 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2218 with operations in the narrower mode.
2221 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2222 regs_invalidated_by_call instead all call_used_reg_set registers.
2224 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2227 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2228 pointer comparisons with types_compatible_p.
2229 * tree-vect-stmts.c (vectorizable_call): Same.
2230 (vectorizable_condition): Same.
2232 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2234 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2235 stack check if the mask would be zero.
2237 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2238 Jack Howarth <howarth@bromo.med.uc.edu>
2240 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2243 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2246 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2248 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2249 Include ___unordxf2 and ___unordtf2.
2250 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2253 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2255 * config/lm32/t-lm32: New file.
2256 * config.gcc: Use the above file when targetting lm32.
2258 2010-03-28 Duncan Sands <baldrick@free.fr>
2260 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2262 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2265 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2266 Improve vectorization cost model diagnostic.
2268 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2271 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2272 compute_data_dependences_for_loop returns false, early exit
2273 and output an extra diagnostic for the failed data reference
2276 2010-03-29 Richard Guenther <rguenther@suse.de>
2278 PR tree-optimization/43560
2279 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2280 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2282 2010-03-29 Jie Zhang <jie@codesourcery.com>
2285 * toplev.c (process_options): Set optimization_default_node
2286 and optimization_current_node.
2287 * opts.c (decode_options): Don't set optimization_default_node
2288 and optimization_current_node.
2290 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2292 * config/rtems.h: Abandon -qrtems_debug.
2294 2010-03-28 Jan Hubicka <jh@suse.cz>
2296 PR tree-optimization/43505
2297 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2298 map should not be copied.
2300 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2303 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2304 cdtors, set DECL_PRESERVE_P.
2305 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2308 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2310 PR tree-optimization/43528
2311 * stor-layout.c (place_field): Check that constant fits into
2312 unsigned HWI when skipping calculation of MS bitfield layout.
2314 2010-03-27 Jan Hubicka <jh@suse.cz>
2317 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2318 notice_global_symbol work.
2320 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2323 instead of dwarf2out_decl.
2324 (struct var_loc_node): Remove section_label field.
2325 (dwarf2out_function_decl): New function.
2326 (dwarf2out_var_location): Don't set section_label field.
2327 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2329 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2331 PR tree-optimization/43544
2332 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2333 First argument for builtin vectorized function hook is now a
2334 tree to be able to distinguish between machine specific and
2336 * targhooks.c (default_builtin_vectorized_function): Ditto.
2337 * targhooks.h (default_builtin_vectorized_function): Ditto.
2338 * target.h (struct gcc_target): Ditto.
2339 * tree-vect-stmts.c (vectorizable_function): Ditto.
2340 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2341 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2344 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2347 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2348 nested binding iff it is a FUNCTION_DECL.
2349 (store_parm_decls_newstyle): Pass nested=true to bind for
2350 FUNCTION_DECLs amongst parameters.
2352 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2354 * var-tracking.c (vt_expand_loc_callback): Don't run
2355 cselib_expand_value_rtx_cb in dummy mode if
2356 cselib_dummy_expand_value_rtx_cb returned false.
2358 * var-tracking.c (emit_note_insn_var_location): For one part
2359 notes with offset 0, don't add EXPR_LIST around the location.
2360 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2361 add_location_or_const_value_attribute): Adjust for that change.
2364 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2365 into first operand and location into second.
2366 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2367 dw_cfi_oprnd_loc for DW_CFA_expression.
2368 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2369 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2370 assume first argument is regnum and second argument is location.
2372 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2375 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2376 of scratch register to DImode. Split to DImode comparison operator.
2377 Use SImode subreg of scratch register in the multiplication.
2378 (*cmp_sadd_sidi): Ditto.
2379 (*cmp_ssub_si): Ditto.
2380 (*cmp_ssub_sidi): Ditto.
2382 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2386 Remove invalid assert and wrong comment.
2388 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2391 * flags.h (final_insns_dump_p): New extern.
2392 * final.c (final_insns_dump_p): New variable.
2393 (rest_of_clean_state): Set it before -fdump-final-insns=
2394 dumping, clear afterwards.
2395 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2396 MEM_ALIAS_SET on MEMs.
2398 2010-03-26 David S. Miller <davem@davemloft.net>
2400 * configure.ac: Fix sparc GOTDATA_OP bug check.
2401 * configure: Rebuild.
2403 2010-03-26 Alan Modra <amodra@gmail.com>
2405 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2407 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2410 TLS_SECTION_ASM_FLAG.
2412 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2415 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2416 Clear first_function_block_is_cold.
2419 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2420 argument if the argument is truth_value_p.
2422 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2424 * config/rs6000/constraints.md: Update copyright year for my changes.
2427 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2428 used in reg+reg addressing, swap registers.
2430 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2433 * target.h (struct gcc_target): Add code_end hook.
2434 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2436 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2437 * toplev.c (compile_file): Call targetm.asm_out.code_end
2438 hook before unwind info/debug info output.
2439 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2440 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2441 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2442 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2443 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2444 * config/i386/i386.c (ix86_file_end): Renamed to...
2445 (ix86_code_end): ... this. Make static. Don't call
2446 file_end_indicate_exec_stack. Emit unwind info using
2447 final_start_function/final_end_function.
2448 (darwin_x86_file_end): Remove.
2449 (TARGET_ASM_CODE_END): Define.
2450 * config/i386/i386.h (TARGET_ASM_FILE_END,
2451 NEED_INDICATE_EXEC_STACK): Don't define.
2452 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2453 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2454 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2455 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2458 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2459 at the beginning and final_end_function at the end.
2460 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2462 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2464 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2465 and Sun as TLS syntax.
2466 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2467 * configure: Regenerate.
2468 * config.in: Regenerate.
2469 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2470 (default_elf_asm_named_section): Use it.
2471 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2472 (i386_output_dwarf_dtprel): Likewise.
2473 (output_addr_const_extra): Likewise.
2474 (output_pic_addr_const): Lowercase @GOTTPOFF.
2475 (output_addr_const_extra): Likewise.
2476 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2477 (output_addr_const_extra): Likewise.
2478 (output_pic_addr_const): Lowercase @INDNTPOFF.
2479 (output_addr_const_extra): Likewise.
2480 (output_pic_addr_const): Lowercase @NTPOFF.
2481 (output_addr_const_extra): Likewise.
2482 (output_pic_addr_const): Lowercase @TPOFF.
2483 (output_addr_const_extra): Likewise.
2484 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2485 (*tls_global_dynamic_64): Likewise.
2486 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2487 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2489 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2490 (ASM_OUTPUT_TLS_COMMON): Use it.
2491 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2494 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2495 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2496 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2497 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2498 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2499 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2501 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2503 * config/i386/i386.c (override_options): Don't accept
2504 -mtls-dialect=sun any longer.
2505 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2506 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2507 (*tls_local_dynamic_base_32_sun): Likewise.
2508 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2510 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2513 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2514 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2517 * ira.c (adjust_cleared_regs): New function.
2518 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2522 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2524 * expr.c (expand_expr_real): Restore previous
2525 curr_insn_source_location and curr_insn_block after
2526 expand_expr_real_1 call.
2527 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2528 instead of expand_expr_real_1.
2530 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2532 PR rtl-optimization/43413
2533 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2536 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2539 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2540 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2542 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (ix86_target_string): Add -mfma.
2545 Fix a typo in comment.
2547 2010-03-22 Mike Stump <mikestump@comcast.net>
2550 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2551 Don't overly align based upon packed packed fields.
2553 2010-03-22 Jason Merrill <jason@redhat.com>
2555 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2556 Use () rather than [], and move before the element type.
2558 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2560 * doc/configfiles.texi (Configuration Files): Removed
2561 fixinc/Makefile*, intl/Makefile.*.
2562 * doc/makefile.texi: Fixed markup. Abstract from version
2563 control system used.
2564 (Makefile): Removed obsolete gcc/java/parse.y example.
2565 * doc/sourcebuild.texi: Likewise.
2566 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2567 libgomp, libssp. Removed fastjar.
2568 (Miscellaneous Docs): Clarify location.
2569 Added COPYING3, COPYING3.LIB.
2570 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2572 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2575 * config/i386/i386.c (x86_function_profiler)
2576 [!NO_PROFILE_COUNTERS]: Fix typo.
2577 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2580 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2581 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2583 * doc/sourcebuild.texi (Test Directives): Split into six
2584 subsections, with most of the current text in new subsections
2585 Directives, Selectors, and Final Actions.
2586 (Directives): Split list of test directives into multiple
2588 (Selectors): Describe use and syntax of selectors.
2589 (Effective-Target Keywords): Describe all existing keywords.
2590 (Add Options): Describe features for dg-add-options.
2591 (Require Support): Describe variants of dg-require-support.
2592 (Final Actions): Describe commands to use in dg-final.
2594 2010-03-22 Michael Matz <matz@suse.de>
2597 * recog.c (validate_replace_rtx_group): Replace also in
2598 REG_EQUAL and REG_EQUIV notes.
2600 2010-03-22 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/43390
2603 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2604 sure vector extracts are type correct.
2606 2010-03-22 Richard Guenther <rguenther@suse.de>
2609 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2610 x * sqrt (x) even when optimizing for size if the target
2611 has native support for sqrt.
2613 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2615 * varasm.c (make_decl_rtl_for_debug): Also clear
2616 flag_mudflap for the duration of make_decl_rtl call.
2619 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2620 locs from preserved VALUEs.
2622 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2625 * pa.md (movmemsi): Set align to one if zero.
2626 (movmemdi): Likewise.
2628 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2631 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2632 with their corresponding prologue pushes.
2634 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2637 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2638 at the begining or end.
2639 (spu_expand_epilogue): Likewise.
2641 2010-03-20 Richard Guenther <rguenther@suse.de>
2643 PR rtl-optimization/43438
2644 * combine.c (make_extraction): Properly zero-/sign-extend an
2645 extraction of the low part of a CONST_INT. Also handle
2648 2010-03-19 Mike Stump <mikestump@comcast.net>
2650 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2651 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2652 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2654 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2657 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2660 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2662 PR rtl-optimization/42258
2663 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2664 use that may match DEF.
2667 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2668 the cost of loading the constant rather than assuming
2670 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2671 outer code is AND, do the same tests as the andsi3 expander and
2672 return COSTS_N_INSNS (1) if and is cheap.
2674 * optabs.c (avoid_expensive_constant): Fix formatting.
2676 2010-03-19 Michael Matz <matz@suse.de>
2679 * attribs.c (decl_attributes): When rebuilding a function pointer
2680 type use the same qualifiers as the original pointer type.
2682 2010-03-19 Martin Jambor <mjambor@suse.cz>
2684 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2685 and is_gimple_ip_invariant_address.
2687 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2690 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2692 * config/arm/arm.c (arm_override_options): Turn off
2693 flag_dwarf2_cfi_asm for AAPCS variants.
2695 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2698 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2699 Use PRE_MODIFY instead of PRE_DEC.
2700 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2701 (vfp_emit_fstmd): Likewise.
2703 2010-03-19 Michael Matz <matz@suse.de>
2706 * builtins.c (expand_builtin_interclass_mathfn,
2707 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2710 2010-03-19 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/43415
2713 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2714 (phi_translate_1): ... this.
2715 (phi_translate): Move all caching here. Cache all NARY
2716 and REFERENCE translations.
2718 2010-03-19 David S. Miller <davem@davemloft.net>
2720 With help from Eric Botcazou.
2721 * config/sparc/sparc.c: Include dwarf2out.h.
2722 (emit_pic_helper): Delete.
2723 (pic_helper_symbol_name): Delete.
2724 (pic_helper_emitted_p): Delete.
2725 (pic_helper_needed): New.
2726 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2727 (get_pc_thunk_name): New.
2728 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2729 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2730 Set pic_helper_needed to true. Don't call emit_pic_helper.
2731 (sparc_expand_prologue): Update load_pic_register call.
2732 (sparc_output_mi_thunk): Likewise.
2733 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2734 thunk if possible. Output CFI information as needed.
2736 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2737 Jack Howarth <howarth@bromo.med.uc.edu>
2740 * config/i386/i386.h: Fix ABI on darwin x86-32.
2742 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2744 * tree.h: Declare make_decl_rtl_for_debug.
2745 * varasm.c (make_decl_rtl_for_debug): New.
2746 * dwarf2out.c (rtl_for_decl_location): Call it.
2747 * cfgexpand.c (expand_debug_expr): Call it.
2749 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2752 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2756 * var-tracking.c (vt_init_cfa_base): Do nothing if
2757 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2759 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2762 * var-tracking.c (canonicalize_vars_star): New.
2763 (dataflow_post_merge_adjust): Use it.
2765 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2768 * var-tracking.c (non_suitable_const): New function.
2769 (add_uses): For DEBUG_INSNs with constants, don't record any
2770 value, instead just the constant value itself.
2771 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2772 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2773 (emit_notes_in_bb): Likewise.
2774 (emit_note_insn_var_location): For onepart variables if
2775 cur_loc is a VOIDmode constant, use DECL_MODE.
2777 2010-03-18 Martin Jambor <mjambor@suse.cz>
2780 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2781 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2782 all non-clones. Moved call redirection...
2783 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2784 (cgraph_materialize_all_clones): Dispose of all
2785 combined_args_to_skip bitmaps.
2786 (verify_cgraph_node): Do not check for edges pointing to wrong
2787 nodes in inline clones.
2788 * tree-inline.c (copy_bb): Call
2789 cgraph_redirect_edge_call_stmt_to_callee.
2790 * ipa.c (cgraph_remove_unreachable_nodes): Call
2791 cgraph_node_remove_callees even when there are used clones.
2793 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2795 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2797 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2800 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2803 2010-03-18 Michael Matz <matz@suse.de>
2806 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2807 into sqrt(x) if we need to preserve signed zeros.
2809 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2810 Eric Botcazou <ebotcazou@adacore.com>
2812 PR rtl-optimization/43360
2813 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2814 note if we don't know its invariant status.
2816 2010-03-18 Michael Matz <matz@suse.de>
2818 PR tree-optimization/43402
2819 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2820 PHI chains of ssa names registered for update.
2822 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2825 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2826 non-offsettable and pre_modify update addressing.
2827 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2828 and "2" alternatives "#".
2829 (*movdd_softfloat32): Make all alternatives "#";
2830 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2831 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2832 (*movdf_softfloat32): Make all alternatives "#";
2833 (movdi): Use the new DIFD mode iterator to create a common splitter
2834 for movdi, movdf and movdd patterns.
2836 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2838 * common.opt (dumpdir): Remove redundant tab.
2840 2010-03-17 Martin Jambor <mjambor@suse.cz>
2842 PR tree-optimization/43347
2843 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2844 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2846 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2848 PR rtl-optimization/42216
2849 * regrename.c (create_new_chain): New function, broken out from...
2850 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2851 appending a use to an empty chain.
2852 (build_def_use): Remove previous changes that convert OP_INOUT to
2853 OP_OUT operands; instead detect the case where an OP_INOUT operand
2854 uses a previously untracked register and create an empty chain for it.
2856 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2858 * doc/extend.texi (Function Attributes): Rewrite unfinished
2859 sentence in ms_abi documentation.
2861 2010-03-17 Alan Modra <amodra@gmail.com>
2863 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2864 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2865 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2866 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2868 2010-03-16 Richard Henderson <rth@redhat.com>
2871 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2872 (lower_try_finally): Save and restore eh_seq around the expansion
2875 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2877 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2878 statements before splitting block.
2880 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2882 * doc/sourcebuild.texi (Testsuites): Fix markup.
2883 Use pathnames relative to gcc/testsuite.
2884 (Test Directives): Move description of how timeout is determined.
2885 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2886 (C Tests): Correct gcc.misc-tests directory.
2887 Framework tests now live in gcc.test-framework.
2889 2010-03-16 Richard Guenther <rguenther@suse.de>
2892 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2893 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2895 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2896 Alexandre Oliva <aoliva@redhat.com>
2898 PR tree-optimization/42917
2899 * lambda-code.c (remove_iv): Skip debug statements.
2900 (lambda_loopnest_to_gcc_loopnest): Likewise.
2901 (not_interesting_stmt): Debug statements are not interesting.
2903 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2907 * cselib.c (cselib_preserve_constants,
2908 cfa_base_preserved_val): New static variables.
2909 (preserve_only_constants): New function.
2910 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2911 clear its REG_VALUES. If cselib_preserve_constants, don't
2912 empty the whole hash table, but preserve there VALUEs with constants,
2913 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2914 (cselib_preserve_cfa_base_value): New function.
2915 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2916 (cselib_init): Change argument to int bitfield. Set
2917 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2919 (cselib_finish): Clear cselib_preserve_constants and
2920 cfa_base_preserved_val.
2921 * cselib.h (enum cselib_record_what): New enum.
2922 (cselib_init): Change argument to int.
2923 (cselib_preserve_cfa_base_value): New prototype.
2924 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2925 * dse.c (dse_step1): Likewise.
2926 * cfgcleanup.c (thread_jump): Likewise.
2927 * sched-deps.c (sched_analyze): Likewise.
2928 * gcse.c (local_cprop_pass): Likewise.
2929 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2930 If FN is non-NULL, call the callback always and whenever it returns
2931 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2932 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2933 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2934 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2935 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2936 * var-tracking.c: Include recog.h.
2937 (bb_stack_adjust_offset): Remove.
2938 (vt_stack_adjustments): Don't call it, instead just gather the
2939 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2940 (adjust_stack_reference): Remove.
2941 (compute_cfa_pointer): New function.
2942 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2943 (struct adjust_mem_data): New type.
2944 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2946 (get_address_mode): New function.
2947 (replace_expr_with_values): Use it.
2948 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2949 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2950 (adjust_sets): Remove.
2951 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2952 Use get_address_mode.
2953 (get_adjusted_src): Remove.
2954 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2955 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2956 (add_with_sets): Don't call adjust_sets.
2957 (fp_setter, vt_init_cfa_base): New functions.
2958 (vt_initialize): Change return type to bool. Move most of pool etc.
2959 initialization to the beginning of the function from end. Pass
2960 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2961 If !frame_pointer_needed, call vt_stack_adjustment before mos
2962 vector is filled, call vt_init_cfa_base if argp/framep has been
2963 eliminated to sp. If frame_pointer_needed and argp/framep has
2964 been eliminated to hard frame pointer, set
2965 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2966 encountering fp setter in the prologue. For MO_ADJUST, call
2967 log_op_type before pusing the op into mos vector, not afterwards.
2968 Call adjust_insn before cselib_process_insn/add_with_sets,
2969 call cancel_changes (0) afterwards.
2970 (variable_tracking_main_1): Adjust for vt_initialize calling
2971 vt_stack_adjustments and returning whether it succeeded or not.
2973 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2975 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2978 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2980 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2982 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2983 drap_reg has not been set.
2985 2010-03-15 Michael Matz <matz@suse.de>
2988 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2989 use it to expand block copies.
2990 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2991 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2992 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2994 2010-03-15 Richard Guenther <rguenther@suse.de>
2996 PR tree-optimization/43367
2997 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3000 2010-03-15 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/43317
3003 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3005 2010-03-15 Martin Jambor <mjambor@suse.cz>
3007 PR tree-optimization/43141
3008 * tree-sra.c (create_abstract_origin): New function.
3009 (modify_function): Call create_abstract_origin.
3011 2010-03-15 Chris Demetriou <cgd@google.com>
3013 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3016 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3019 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3020 call insert_out_of_ssa_copy for default definitions.
3022 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3024 * graphite-clast-to-gimple.c (my_long_long): Defined.
3025 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3026 * graphite-sese-to-poly.c (my_long_long): Defined.
3027 (scop_ivs_can_be_represented): Use it.
3029 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3031 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3032 graphite-max-bbs-per-function, and loop-block-tile-size.
3033 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3035 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3037 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3039 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3040 forward declaration.
3041 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3042 (add_upper_bounds_from_estimated_nit): New.
3043 (build_loop_iteration_domains): Use it.
3045 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3047 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3049 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3052 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3053 should be an INTEGER_CST. Also handle CASE_CONVERT.
3055 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3057 * graphite.c (graphite_initialize): To bound the number of bbs per
3058 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3059 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3060 * doc/invoke.texi: Document it.
3062 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3064 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3065 * graphite-sese-to-poly.h (build_poly_scop): Same.
3067 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3069 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3070 the number of parameters in the scop. Use as an upper bound
3071 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3072 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3073 * doc/invoke.texi: Document it.
3075 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3077 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3078 * doc/c-tree.texi: Remove.
3079 * doc/generic.texi: Merge c-tree.texi here.
3080 * doc/gccint.texi (Trees): Remove menu entry.
3081 (c-tree.texi): Remove @include.
3082 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3083 * doc/languages.texi (Reading RTL): Ditto.
3085 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3088 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3090 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3093 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3094 code added to work around reload clobbering CONST insns.
3096 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3098 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3099 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3100 (cselib_preserve_only_values): Remove retain argument, don't
3101 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3102 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3103 * var-tracking.c (micro_operation): Move insn field before union.
3104 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3105 (struct variable_tracking_info_def): Remove n_mos field, change
3106 mos into a vector of micro_operations.
3107 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3108 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3109 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3110 changing into a vector.
3111 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3112 come before all other uops generated by add_stores.
3113 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3115 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3116 a vector. Run just one pass over the bbs instead of separate counting
3117 and computation phase.
3118 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3121 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3122 into *nonlocalized_list vector.
3123 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3124 even if origin is non-NULL.
3125 (gen_variable_die): Likewise.
3126 (process_scope_var): Don't change origin.
3127 (gen_decl_die): Likewise.
3128 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3129 before adding new edges instead of after it, fix moving over
3132 2010-03-11 David S. Miller <davem@davemloft.net>
3134 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3136 * configure: Rebuild.
3138 2010-03-11 Martin Jambor <mjambor@suse.cz>
3140 PR tree-optimization/43257
3141 * tree.c (assign_assembler_name_if_neeeded): New function.
3142 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3144 * tree.h (assign_assembler_name_if_neeeded): Declare.
3145 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3146 the function if needed.
3148 2010-03-11 Chris Demetriou <cgd@google.com>
3150 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3151 include/stdint-gcc.h, and include/stdint.h world-readable.
3153 2010-03-11 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/43255
3156 * tree-vrp.c (process_assert_insertions_for): Do not insert
3157 asserts for trivial conditions.
3159 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3161 PR tree-optimization/43280
3162 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3163 generation. Move calculation of size out of the if branch.
3164 (find_bswap): Modify compare number generation.
3166 2010-03-11 Richard Guenther <rguenther@suse.de>
3169 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3170 (input_gimple_stmt): Fixup handled component types during
3171 operand read. Also fix up decls in ADDR_EXPRs.
3173 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3175 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3176 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3178 2010-03-10 Jan Hubicka <jh@suse.cz>
3181 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3182 * varasm.c (get_variable_section): Don't do that here...
3183 (make_decl_rtl): ... and here.
3184 (do_assemble_alias): Produce decl RTL.
3185 (assemble_alias): Likewise.
3187 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3190 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3191 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3193 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3194 (based_loc_descr): Only express drap or vdrap regno based expressions
3195 using DW_OP_fbreg when not optimizing.
3196 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3197 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3198 REG_CFA_SET_VDRAP note.
3200 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3202 PR tree-optimization/43236
3203 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3204 error in calculation of base address in reverse iteration case.
3205 (generate_builtin): Take number of latch executions if the statement
3208 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3211 * tree-eh.c: Include pointer-set.h.
3212 (lower_eh_dispatch): Filter out duplicate case labels and
3213 remove the unneeded edge when the label is unused. Return
3214 true when some edges are removed.
3215 (execute_lower_eh_dispatch): When any lowering resulted in
3216 removing an edge, also delete unreachable blocks.
3218 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3221 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3222 UNSPEC_MACHOPIC_OFFSET.
3224 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3227 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3228 (m68k_delegitimize_address): New function.
3230 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3233 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3236 * var-tracking.c (adjust_sets): New function.
3237 (count_with_sets, add_with_sets): Use it.
3238 (get_adjusted_src): New inline function.
3239 (add_stores): Use it.
3242 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3243 call cselib_dummy_expand_value_rtx_cb instead of
3244 cselib_expand_value_rtx_cb.
3247 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3248 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3249 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3250 and .cfi_endproc around the pic thunks.
3251 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3252 all queued unwind info register saves are saved before the call.
3253 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3254 considered as sp-=4 for unwind info and the pop as sp+=4 which
3255 also clobbers dest, but doesn't actually restore it.
3258 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3259 RTX_FRAME_RELATED_P.
3261 2010-03-09 Jie Zhang <jie@codesourcery.com>
3263 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3264 whitespaces in output template.
3266 2010-03-09 Jie Zhang <jie@codesourcery.com>
3268 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3271 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3273 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3274 builtins.exp in a separate job.
3276 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3278 * graphite-sese-to-poly.c (add_param_constraints): Use
3279 lower_bound_in_type and upper_bound_in_type.
3281 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3283 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3284 instead of unsigned_type_node.
3286 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3287 Reza Yazdani <reza.yazdani@amd.com>
3290 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3291 on pointer type parameters.
3293 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3297 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3298 handle conversions from pointer to integers.
3299 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3300 induction variable, to be able to work with code generated by CLooG.
3301 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3302 (build_poly_scop): Bail out if we cannot codegen a loop.
3304 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3306 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3307 code generation with gloog_error.
3309 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3311 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3312 Call fold_convert on all the returned values.
3313 (expand_scalar_variables_expr): Pass to
3314 expand_scalar_variables_ssa_name the type of the resulting expression.
3316 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3318 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3319 ppl_min_for_le_pointset.
3320 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3321 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3323 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3325 * graphite-dependences.c (map_into_dep_poly): Removed.
3326 (dependence_polyhedron_1): Use combine_context_id_scat.
3328 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3330 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3331 (struct poly_bb): Same.
3332 (combine_context_id_scat): New.
3334 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3337 * sese.c (name_defined_in_loop_p): Return false for default
3340 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3342 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3343 and clean up the logic.
3345 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3347 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3350 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3352 * var-tracking.c (remove_cselib_value_chains): Define only for
3354 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3355 delete_slot_part, emit_notes_for_differences_1): Don't call
3356 remove_cselib_value_chains here.
3357 (set_slot_part, emit_notes_for_differences_2): Don't call
3358 add_cselib_value_chains here.
3359 (preserved_values): New vector.
3360 (preserve_value): New function.
3361 (add_uses, add_stores, vt_add_function_parameters): Use it
3362 instead of cselib_preserve_value.
3363 (changed_values_stack): New vector.
3364 (check_changed_vars_0): New function.
3365 (check_changed_vars_1, check_changed_vars_2): Use it.
3366 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3367 changed_values_stack VALUEs.
3368 (vt_emit_notes): For all preserved_values call
3369 add_cselib_value_chains. If ENABLE_CHECKING call
3370 remove_cselib_value_chains before verifying value_chains is empty.
3371 Initialize and free changed_values_stack.
3372 (vt_initialize): Initialize preserved_values.
3373 (vt_finalize): Free preserved_values.
3375 2010-03-08 Richard Guenther <rguenther@suse.de>
3377 PR tree-optimization/43269
3378 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3381 2010-03-08 Martin Jambor <mjambor@suse.cz>
3383 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3384 (ipa_is_param_called): Removed.
3385 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3386 (ipa_print_node_params): Do not print the called flag.
3387 (ipa_write_node_info): Do not stream the called flag.
3388 (ipa_read_node_info): Likewise.
3390 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3393 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3394 * cselib.c (struct expand_value_data): Add dummy field.
3395 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3397 (cselib_dummy_expand_value_rtx_cb): New function.
3398 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3400 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3401 * var-tracking.c: Include pointer-set.h.
3402 (variable): Change n_var_parts to char from int. Add
3403 cur_loc_changed and in_changed_variables fields.
3404 (variable_canonicalize): Remove.
3405 (shared_var_p): New inline function.
3406 (unshare_variable): Maintain cur_loc_changed and
3407 in_changed_variables fields. If var was in changed_variables,
3408 replace it there with new_var. Just copy cur_loc instead of
3409 resetting it to something else.
3410 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3411 (dataflow_set_union): Don't call variable_canonicalize.
3412 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3413 of their DEBUG_EXPR_TREE_DECLs.
3414 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3415 and in_changed_variables and cur_loc_changed is false.
3416 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3417 and cur_loc_changed. Don't update cur_loc here.
3418 (variable_merge_over_src): Don't call variable_canonicalize.
3419 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3420 removing loc that is equal to cur_loc, clear cur_loc,
3421 set cur_loc_changed and ensure variable_was_changed is called.
3422 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3423 compare pointers in cur_loc check, if it is equal to loc,
3424 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3425 (variable_different_p): Remove compare_current_location argument,
3426 don't compare cur_loc.
3427 (dataflow_set_different_1): Adjust variable_different_p caller.
3428 (variable_was_changed): If dv had some var in changed_variables
3429 already, reset in_changed_variables flag for it and propagate
3430 cur_loc_changed over to the new variable. On empty var
3431 always set cur_loc_changed. Set in_changed_variables on whatever
3432 var is added to changed_variables.
3433 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3434 Use shared_var_p. When removing loc that is equal to cur_loc,
3435 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3436 end, don't set it to something else, just call variable_was_changed.
3437 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3438 loc being removed, clear cur_loc and set cur_loc_changed.
3439 Set cur_loc_changed if all locations have been removed.
3440 (struct expand_loc_callback_data): New type.
3441 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3442 allocated. Always create SUBREGs if simplify_subreg failed.
3443 Prefer to use cur_loc, when that fails and still in
3444 changed_variables (and seen first time) recompute it. Set
3445 cur_loc_changed of variables which had to change cur_loc and
3446 compute elcd->cur_loc_changed if any of the subexpressions used
3447 had to change cur_loc.
3448 (vt_expand_loc): Adjust to pass arguments in
3449 expand_loc_callback_data structure.
3450 (vt_expand_loc_dummy): New function.
3451 (emitted_notes): New variable.
3452 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3453 that weren't used for any other decl in current
3454 emit_notes_for_changes call call vt_expand_loc_dummy to update
3455 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3456 first loc_chain location if NULL before. Always use just
3457 cur_loc instead of first loc_chain location. When cur_loc_changed
3458 is false, when not --enable-checking=rtl just don't emit any note.
3459 When rtl checking, compute the note and assert it is the same
3460 as previous note. Clear cur_loc_changed and in_changed_variables
3461 at the end before removing from changed_variables.
3462 (check_changed_vars_3): New function.
3463 (emit_notes_for_changes): Traverse changed_vars to call
3464 check_changed_vars_3 on each changed var.
3465 (emit_notes_for_differences_1): Clear cur_loc_changed and
3466 in_changed_variables. Recompute cur_loc of new_var.
3467 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3468 (vt_emit_notes): Initialize and destroy emitted_notes.
3470 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3472 PR rtl-optimization/42220
3473 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3474 Use verify_reg_tracked to determine if we should use OP_OUT rather
3476 (build_def_use): If we see an in-out operand for a register that we
3477 know nothing about, treat is an output if possible, fail the block if
3480 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3483 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3486 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3489 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3490 uses of relevant DEFs that are dead outside the loop too.
3492 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3494 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3496 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3498 * var-tracking.c (values_to_unmark): New variable.
3499 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3500 values_to_unmark vector. Moved body to...
3501 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3502 instead queue it into values_to_unmark vector.
3503 (vt_find_locations): Free values_to_unmark vector.
3505 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3507 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3508 (site.exp): Export them when plugins are enabled.
3510 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3513 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3515 (chrec_fold_multiply): Same.
3517 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3520 * c-decl.c (build_compound_literal): Return early if init is
3523 2010-03-04 Martin Jambor <mjambor@suse.cz>
3525 PR tree-optimization/43164
3526 PR tree-optimization/43191
3527 * tree-sra.c (type_consists_of_records_p): Reject records with
3528 zero-size bit-fields at the end.
3530 2010-03-04 Mike Stump <mikestump@comcast.net>
3532 * Makefile.in (TAGS): Remove *.y.
3534 2010-03-04 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/40761
3537 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3539 (my_rev_post_order_compute): New function.
3540 (init_pre): Call it.
3542 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3545 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3546 decrease the cost of an IV candidate when the cost is infinite.
3548 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3550 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3551 Use '3DNow!' for the extension of that name, ensure normal space
3553 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3555 2010-03-03 Jeff Law <law@redhat.com>
3557 * PR middle-end/32693
3558 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3559 than gen_rtx_SUBREG.
3560 (extract_bit_field_1): Likewise.
3562 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3564 * doc/sourcebuild.texi (Test directives): Document that arguments
3565 include-opts and exclude-opts are now optional for dg-skip-if,
3566 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3568 2010-03-03 Jason Merrill <jason@redhat.com>
3571 * cgraph.h (varpool_node): Add extra_name field.
3572 * varpool.c (varpool_extra_name_alias): New.
3573 (varpool_assemble_decl): Emit extra name aliases.
3574 (varpool_mark_needed_node): Look past an extra name alias.
3575 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3576 * lto-streamer-in.c (lto_input_tree): Read it.
3577 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3579 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3581 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3582 (sparc*-*-solaris2*): ...this.
3584 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3587 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3588 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3589 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3590 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3593 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3594 fallthrough to default handling, just with want_address 0 instead of 2.
3595 For single element lists, add_AT_loc directly, otherwise create an
3596 artificial variable DIE and stick location list to it.
3599 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3600 (VAL_EXPR_HAS_REVERSE): Define.
3601 (reverse_op): New function.
3602 (add_stores): For reversible operations add an extra MO_VAL_USE.
3604 2010-03-02 Jason Merrill <jason@redhat.com>
3606 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3608 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3610 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3611 (sparc64-*-linux*): Likewise.
3612 (sparc64-*-solaris2*): Include assembler files before linker ones.
3613 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3614 * config/sparc/gas.h: Delete.
3615 * config/sparc/sol2-64.h: Add copyright notice.
3616 * config/sparc/sol2-gas-bi.h: Likewise.
3617 * config/sparc/sol2-gld.h: Likewise.
3618 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3619 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3620 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3621 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3622 (sparc_elf_asm_named_section): Rename into...
3623 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3625 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3627 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3629 2010-03-02 Jeff Law <law@redhat.com>
3632 * reload1.c (rtx_p, substitute_stack): Declare.
3633 (substitute): Record addresses of changed rtxs.
3634 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3635 Restore the original rtx when complete.
3636 (reload): Free subsitute_stack when complete.
3638 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3640 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3641 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3643 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3644 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3645 Torture Tests): Change from subsection to section.
3647 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3648 Steven Bosscher <steven@gcc.gnu.org>
3650 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3653 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3656 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3657 the assignment from the new induction variable to the assignment
3658 of the value from the original loop PHI function.
3660 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3661 Daniel Jacobowitz <dan@codesourcery.com>
3663 * doc/sourcebuild.texi (Test directives): Clarify options to
3666 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3668 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3669 Disable cfi directives unless GCC and gas agree on using read-only
3670 .eh_frame sections for 64-bit.
3671 * configure: Regenerate.
3673 2010-03-01 Richard Guenther <rguenther@suse.de>
3675 PR tree-optimization/43220
3676 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3677 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3679 2010-03-01 Richard Guenther <rguenther@suse.de>
3680 Martin Jambor <mjambor@suse.cz>
3683 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3684 gimplified parameters.
3686 2010-03-01 Christian Bruel <christian.bruel@st.com>
3688 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3690 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3694 2010-03-01 Richard Guenther <rguenther@suse.de>
3697 * expr.c (expand_assignment): Use the alias-oracle to tell
3698 if the rhs aliases the result decl.
3700 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3704 to sol_gt_pch_get_address.
3705 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3706 64-bit, SPARC and x86.
3707 (sol_gt_pch_get_address): New function.
3709 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3711 * toplev.h (inform_n, error_n): Declare.
3712 * diagnostic.c (inform_n, error_n): New function.
3714 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3716 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3717 has no rtl yet when processing local_decls, queue it and recheck
3718 if deferred stack allocation hasn't assigned it rtl.
3720 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3722 * config/sh/sh.c (unspec_bbr_uid): New.
3723 (gen_block_redirect): Use it instead of INSN_UID.
3724 (gen_far_branch): Likewise.
3726 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3728 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3729 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3731 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3733 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3734 (Warning Options): -Wno-conversion-null is valid for
3735 Objective-C++ as well.
3736 * doc/tm.texi (Named Address Spaces): Likewise.
3737 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3738 * doc/tree-ssa.texi (Tree SSA): Likewise.
3740 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3743 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3744 by default. Don't set the default arch for
3745 i[34567]86-*-darwin*|x86_64-*-darwin*.
3747 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3750 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3751 default. Set the default 32bit/64bit archs with $with_arch
3752 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3754 2010-02-27 Richard Guenther <rguenther@suse.de>
3756 PR tree-optimization/43186
3757 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3758 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3759 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3760 unroller iterations.
3762 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3764 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3765 required and i[34567]86-*-* targets don't support 64bit ISA.
3767 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3770 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3773 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3775 * config.gcc: Set the default arch at least to Prescott for
3776 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3777 if SSE math is enabled.
3779 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3781 * diagnostic.c (diagnostic_initialize): Update.
3782 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3784 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3785 (diagnostic_inhibit_notes): New.
3786 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3788 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3791 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3792 * doc/standards.texi: Likewise.
3793 * doc/extend.texi: Likewise.
3794 * doc/trouble.texi: Likewise.
3795 * doc/cppopts.texi: Likewise.
3796 * doc/install.texi: Likewise.
3797 * c.opt (std=c90,std=gnu90): New options.
3798 * c-opts.c (c_common_handle_option): Handle them.
3800 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3803 * c-decl.c (undeclared_variable): Use an informative note.
3805 2010-02-26 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/43186
3808 * gimple.h (gimple_fold): Remove.
3809 * gimple.c (gimple_fold): Remove. Inline into single user ...
3810 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3811 Try harder for conditions.
3813 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3816 * function.c (used_types_insert): Don't skip through named pointer
3817 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3818 and it is different from the main variant's type.
3820 2010-02-26 Nick Clifton <nickc@redhat.com>
3822 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3824 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3826 * config.gcc: Support --with-fpmath=sse for x86.
3828 * config/i386/ssemath.h: New.
3830 * doc/install.texi (--with-fpmath=sse): Documented.
3832 2010-02-26 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/43188
3835 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3836 vector types of over-aligned element type.
3838 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3842 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3844 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3846 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3848 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3850 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3851 * var-tracking.c: Include diagnostic.h.
3852 (debug_dv): New function.
3853 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3856 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3857 (add_value_chain, add_value_chains, remove_value_chain,
3858 remove_value_chains): Handle DEBUG_EXPRs.
3859 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3862 * regcprop.c (struct queued_debug_insn_change): New type.
3863 (struct value_data_entry): Add debug_insn_changes field.
3864 (struct value_data): Add n_debug_insn_changes field.
3865 (debug_insn_changes_pool): New variable.
3866 (free_debug_insn_changes, apply_debug_insn_changes,
3867 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3868 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3869 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3871 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3873 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3874 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3875 changes, call cprop_find_used_regs via note_stores.
3876 (copyprop_hardreg_forward): When copying vd from predecessor
3877 which has any queued DEBUG_INSN changes, make sure the pointers are
3878 cleared. At the end call df_analyze and then if there are any
3879 DEBUG_INSN changes queued at the end of some basic block for still
3880 live registers, apply them.
3881 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3883 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3885 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3888 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3890 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3891 targets. Set the default with_cpu/with_arch from arch/cpu.
3892 Allow x86-64 and native for with_cpu/with_arch.
3894 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3896 * ebitmap.c: Change calls to verify_popcount with calls to
3897 sbitmap_verify_popcount.
3898 (ebitmap_clear_bit): Fixed map->cacheindex test and
3899 map>cache update when bit clearing results in an empty
3902 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3905 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3906 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3907 and support both V2DF and V2DI modes.
3908 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3909 support both V2DF and V2DI modes.
3910 (general): Delete trailing whitespace from a few patterns.
3912 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3913 V2DF/V2DI interleave high/low builtins.
3915 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3918 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3919 interleave high/low functions.
3921 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3923 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3924 #pragma extern_prefix.
3926 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3929 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3930 BLKmode, assert op0 is a MEM and just adjust its mode.
3933 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3934 if bitpos isn't multiple of mode's bitsize.
3936 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3938 * c.opt (-ftemplate-depth=): New.
3939 (-ftemplate-depth-): Deprecate.
3940 * optc-gen.awk: Handle -ftemplate-depth=.
3941 * opth-gen.awk: Likewise.
3942 * c-opts.c (c_common_handle_option): Likewise.
3943 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3945 2010-02-24 Jason Merrill <jason@redhat.com>
3947 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3949 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3951 * cfg.c (alloc_aux_for_block): Remove inline.
3952 (alloc_aux_for_edge): Likewise.
3954 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3956 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3958 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3960 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3961 * config/i386/sol2-gas.h: New file.
3962 * config.gcc (i[34567]86-*-solaris2*): Use it.
3964 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3967 * c-typeck.c (ep_convert_and_check): New.
3968 (build_conditional_expr): Use it.
3969 (build_binary_op): Likewise.
3971 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3973 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3976 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3977 bounds even for -O+.
3978 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3979 expr needs to have DECL_NAME set.
3981 2010-02-24 Nick Clifton <nickc@redhat.com>
3983 * config/mep/mep.c: Include gimple.h.
3984 (mep_function_uses_sp): Delete unused function.
3985 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3986 parameters. Use unsigned integers to count args. Return a
3987 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3989 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3992 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3993 greater or equal to nelt instead of 2 * nelt.
3994 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3997 2010-02-23 Jason Merrill <jason@redhat.com>
4000 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4001 in cfun->local_decls even if they have register types.
4004 * stor-layout.c (place_field): Don't warn about unnecessary
4005 DECL_PACKED if the type is packed.
4007 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4010 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4011 GOTOFF relocs, even when the base reg isn't pic pointer.
4013 2010-02-23 Michael Matz <matz@suse.de>
4016 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4017 (expand_gimple_basic_block): Generate and use debug temps if there
4018 are debug uses left after the last real use of TERed ssa names.
4019 Unlink debug immediate uses when they are expanded.
4021 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4024 * config/i386/i386.c (override_options): Reorganise to provide
4025 better error messages.
4027 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4030 * graphite-scop-detection.c (create_single_exit_edge): Move
4031 the call to find_single_exit_edge to....
4032 (create_sese_edges): ...here. Don't handle multiple edges
4033 exiting the function.
4034 (build_graphite_scops): Don't handle multiple edges
4035 exiting the function.
4037 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4040 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4041 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4043 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4046 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4048 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4051 * c-typeck.c (convert_arguments): Print declaration location.
4052 * c-common.c (validate_nargs): Rename as
4053 builtin_function_validate_nargs.
4054 (check_builtin_function_arguments): Update.
4056 2010-02-22 Richard Guenther <rguenther@suse.de>
4059 * tree-inline.c (declare_return_variable): Use the type of
4060 the call stmt lhs if available.
4062 2010-02-22 Duncan Sands <baldrick@free.fr>
4064 * passes.c (register_pass): Always consider all pass lists when
4065 ref_pass_instance_number is zero.
4067 2010-02-22 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/42749
4070 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4071 parameter. Do arithmetic in the original type.
4072 (update_accumulator_with_ops): Likewise.
4073 (adjust_accumulator_values): Adjust.
4075 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4077 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4078 (QI to BLKmode splitter): New splitter.
4080 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4082 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4083 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4085 2010-02-22 Richard Guenther <rguenther@suse.de>
4087 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4089 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4091 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4092 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4093 ($(T)crti.o, $(T)crtn.o): Remove rules.
4095 2010-02-21 Tobias Burnus <burnus@net-b.de>
4098 * doc/invoke.texi (-fassociative-math): Document that this
4099 option is automatically enabled for Fortran.
4101 2010-02-20 David S. Miller <davem@davemloft.net>
4103 * configure.ac: Test if linker and assembler properly support
4104 GOTDATA_OP relocations.
4105 * configure: Rebuild.
4106 * config.in: Likewise.
4107 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4108 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4109 (movsi_high_pic): Likewise.
4110 (movdi_lo_sum_pic): Likewise.
4111 (movdi_high_pic): Likewise.
4112 (movsi_pic_gotdata_op): New pattern.
4113 (movdi_pic_gotdata_op): Likewise.
4114 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4115 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4117 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4121 attribute to ssemul.
4122 (xop_mulv2div2di3_high): Ditto.
4124 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4127 * c.opt (Wconversion-null): New option.
4128 * doc/invoke.texi (Wconversion-null): Document.
4130 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4132 * common.opt (Wlarger-than-): Add Undocumented.
4134 2010-02-19 Mike Stump <mikestump@comcast.net>
4136 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4138 2010-02-19 Jason Merrill <jason@redhat.com>
4141 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4142 * configure: Likewise.
4144 2010-02-20 Alan Modra <amodra@gmail.com>
4147 * cgraph.h (cgraph_make_decl_local): Declare.
4148 * cgraph.c (cgraph_make_decl_local): New function.
4149 (cgraph_make_node_local): Use it.
4150 * cgraphunit.c (cgraph_function_versioning): Likewise.
4151 * ipa.c (function_and_variable_visibility): Likewise.
4153 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4156 * except.c (sjlj_emit_function_enter): Don't call
4157 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4159 * rtl.h (add_reg_br_prob_note): Remove prototype.
4161 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4164 * c-common.c (conversion_warning): Remove widening conversions
4165 before checking the conversion of integers to reals.
4167 2010-02-19 Mike Stump <mikestump@comcast.net>
4170 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4173 * cgraphunit.c (process_function_and_variable_attributes): Check
4174 DECL_PRESERVE_P instead of looking up attribute "used".
4175 * ipa-pure-const.c (check_decl): Likewise.
4176 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4177 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4178 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4179 instead of attribute "used".
4180 * config/sol2-c.c (solaris_pragma_init): Likewise.
4181 (solaris_pragma_fini): Likewise.
4183 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4185 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4186 Use XCNEW instead of xcalloc.
4187 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4188 XNEW instead of xmalloc.
4189 (get_fields): Use XNEWVEC instead of xmalloc.
4192 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4193 populate vars array.
4194 (create_new_general_access): For debug stmts just reset value.
4195 (get_stmt_accesses): For accesses within debug stmts just record them
4196 using add_access_to_acc_sites instead of preventing the peeling or
4197 counting them as accesses.
4200 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4202 2010-02-19 Richard Guenther <rguenther@suse.de>
4204 PR tree-optimization/42916
4205 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4208 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4210 * configure.ac: Replace all uses of changequote in macro arguments
4211 with proper quoting.
4213 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4216 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4218 2010-02-19 Richard Guenther <rguenther@suse.de>
4220 PR tree-optimization/42944
4221 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4222 test for aliasing with errno.
4224 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4227 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4228 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4229 * dojump.c: Include output.h.
4230 (inv): New inline function.
4231 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4232 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4233 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4234 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4235 argument, pass it down to other calls.
4236 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4237 add REG_BR_PROB note to the conditional jump.
4238 * cfgexpand.c (add_reg_br_prob_note): Removed.
4239 (expand_gimple_cond): Don't call it, add the probability
4240 as last argument to jumpif_1/jumpifnot_1.
4241 * Makefile.in (dojump.o): Depend on output.h.
4242 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4244 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4245 * stmt.c (do_jump_if_equal): Likewise.
4246 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4247 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4248 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4250 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4251 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4252 jumpifnot_1 callers.
4253 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4255 (store_expr): Adjust jumpifnot caller.
4256 (store_constructor): Adjust jumpif caller.
4259 * gimplify.c (gimple_boolify): For __builtin_expect call
4260 gimple_boolify also on its first argument.
4262 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4264 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4266 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4267 * configure: Regenerated.
4269 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4271 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4272 lang_hooks.types_compatible_p instead of comptypes.
4274 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4276 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4277 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4278 if __prefer_thumb__ is defined.
4280 2010-02-18 Martin Jambor <mjambor@suse.cz>
4282 PR tree-optimization/43066
4283 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4284 array with zero-sized element type.
4286 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4288 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4289 rtx, allocate struct var_loc_node here and return it to the
4290 caller, and only if it is actually needed.
4291 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4292 move it earlier and return immediately if it returns NULL.
4294 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4296 * config/sparc/gas.h: New file. Restore
4297 TARGET_ASM_NAMED_SECTION to its ELF default.
4298 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4300 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4301 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4302 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4303 after sparc/sysv4.h.
4305 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4307 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4309 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4311 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4312 patterns from predicated pattern.
4314 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4318 for insn mnemonic suffix.
4320 2010-02-17 Richard Guenther <rguenther@suse.de>
4322 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4325 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4328 * caller-save.c (save_call_clobbered_regs): If BB ends with
4329 a DEBUG_INSN, move any notes in between last real insn and the last
4330 DEBUG_INSN after the last DEBUG_INSN.
4332 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4334 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4335 Fix return type. Fix argument type. Explain meaning of return value.
4337 2010-02-16 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/41043
4340 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4341 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4343 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4345 2010-02-16 Ira Rosen <irar@il.ibm.com>
4347 PR tree-optimization/43074
4348 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4349 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4350 vectorizable cycles in hybrid SLP check.
4351 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4353 2010-02-16 Richard Guenther <rguenther@suse.de>
4355 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4356 (true_dependence): If memrefs_conflict_p computes must-alias
4357 trust it. Move TBAA check after offset-based disambiguation.
4358 (canon_true_dependence): Likewise.
4360 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4362 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4363 * doc/invoke.texi: Document it.
4364 * var-tracking.c: Include toplev.h and params.h.
4365 (vt_find_locations): Return bool indicating success. Compute
4366 hash sizes unconditionally. Check new parameter, report.
4367 (variable_tracking_main_1): Check vt_find_locations results and
4368 retry. Renamed from...
4369 (variable_tracking_main): ... this. New wrapper to preserve
4370 flag_var_tracking_assignments.
4371 * Makefile.in (var-tracking.o): Adjust dependencies.
4373 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4374 Jakub Jelinek <jakub@redhat.com>
4377 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4378 if weak_import attribute is present.
4379 * config/darwin.c (machopic_select_section): Likewise.
4381 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4383 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4384 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4385 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4386 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4388 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4391 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4394 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4395 Rewrite text to refer to the names.
4397 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4399 * config/i386/i386-builtin-types.def
4400 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4401 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4402 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4403 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4404 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4405 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4406 IX86_BUILTIN_VPERMIL2PS256.
4407 (MULTI_ARG_4_DF2_DI_I): Defined.
4408 (MULTI_ARG_4_DF2_DI_I1): Defined.
4409 (MULTI_ARG_4_SF2_SI_I): Defined.
4410 (MULTI_ARG_4_SF2_SI_I1): Defined.
4411 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4412 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4413 __builtin_ia32_vpermil2ps256.
4414 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4415 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4416 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4417 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4418 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4419 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4420 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4421 CODE_FOR_xop_vpermil2v8sf3.
4422 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4423 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4424 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4425 (_mm256_permute2_pd): New.
4426 (_mm_permute2_ps): New.
4427 (_mm256_permute2_ps): New.
4429 2010-02-15 Nick Clifton <nickc@redhat.com>
4431 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4432 boolean parameters. Use emit_jump_insn when emitting a pop
4433 instruction containing a return insn.
4434 (push): Use 'true' rather than '1' as second parameter to F.
4435 (h8300_expand_prologue): Likewise.
4436 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4437 (h8300_expand_epilogue): Likewise.
4439 2010-02-15 Richard Guenther <rguenther@suse.de>
4442 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4445 2010-02-15 Nick Clifton <nickc@redhat.com>
4447 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4450 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4452 * intl.c (fake_ngettext): New function.
4453 * intl.h (fake_ngettext): Declare.
4454 (ngettext): Define macro.
4455 * collect2.c (notice_translated): New function.
4456 (main): Use notice_translated and ngettext.
4457 * collect2.h (notice_translated): Declare.
4459 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4461 * reorg.c (delete_computation): Comment fixes.
4462 * caller-save.c (setup_save_areas): Idem.
4463 * sel-sched-dump.c (dump_lv_set): Idem.
4466 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4468 * config/s390/s390.c (s390_sched_init): New function.
4469 (TARGET_SCHED_INIT): Target hook defined.
4471 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4472 Jack Howarth <howarth@bromo.med.uc.edu>
4473 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4476 Partial revert of unintended change in fix for PR41605.
4477 * config/darwin.h: Fix typo.
4478 * config/darwin9.h: Same.
4480 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4482 * c-pch.c (pch_init): Clear v.
4484 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4487 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4488 graphite_can_represent_init for MULT_EXPR.
4490 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4494 * graphite-sese-to-poly.c (remove_phi): New.
4495 (translate_scalar_reduction_to_array): Call remove_phi.
4497 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4501 * graphite-clast-to-gimple.h (gloog): Update declaration.
4502 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4503 * graphite-poly.h (struct poly_bb): Add missing comments.
4504 (struct scop): Add poly_scop_p field.
4506 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4507 * graphite.c (graphite_transform_loops): Build the polyhedral
4508 representation for each scop before code generation.
4509 * sese.c (rename_variables_in_operand): Removed.
4510 (rename_variables_in_expr): Return the renamed expression.
4511 (rename_sese_parameters): New.
4512 * sese.h (rename_sese_parameters): Declared.
4514 2010-02-11 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/42998
4517 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4518 POINTER_PLUS_EXPR properly.
4520 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4521 Changpeng Fang <changpeng.fang@amd.com>
4524 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4525 the cost of an IV candidate when the IV is used in a test against zero.
4527 * gcc.dg/tree-ssa/ivopts-3.c: New.
4529 2010-02-11 Richard Guenther <rguenther@suse.de>
4532 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4533 pointer-vs-decl case by swapping refs. Handle some cases
4534 of pointer-vs-decl disambiguations more conservatively.
4535 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4536 to false after expanding.
4538 2010-02-11 Richard Guenther <rguenther@suse.de>
4541 * gcc.c (process_command): Handle LTO file@offset case more
4544 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4546 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4547 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4549 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4551 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4552 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4553 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4554 Optimize eq/ne comparisons when both arguments are known to be
4556 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4557 Don't mask operands unnecessarily if they are known to be already
4560 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4562 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4565 2010-02-10 Richard Guenther <rguenther@suse.de>
4567 PR tree-optimization/43017
4568 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4569 for wrapping signed arithmetic.
4571 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4574 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4575 if no debug info should be emitted for it.
4577 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4579 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4580 note when flag_exceptions is set.
4582 2010-02-10 Duncan Sands <baldrick@free.fr>
4584 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4586 2010-02-10 Richard Guenther <rguenther@suse.de>
4589 * tree.c (get_unwidened): Handle constants.
4590 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4592 2010-02-10 Martin Jambor <mjambor@suse.cz>
4595 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4596 check for variable argument counts independently.
4598 2010-02-10 Christian Bruel <christian.bruel@st.com>
4601 * config/sh/sh.c (find_barrier): Increase length for non delayed
4602 conditional branches.
4604 2010-02-10 Christian Bruel <christian.bruel@st.com>
4606 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4608 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4610 * builtins.c (set_builtin_user_assembler_name): Also handle
4611 ffs if int is smaller than word.
4613 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4616 * ira-conflicts.c (get_dup): Remove.
4617 (process_reg_shuffles): Add new parameter. Use it as an
4618 additional guard for copy generation.
4619 (add_insn_allocno_copies): Rewrite.
4621 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4623 * common.opt (fsched2-use-traces): Preserved for backward
4625 * doc/invoke.texi: Remove the documentation about option
4626 -fsched2-use-traces.
4627 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4628 flag_sched2_use_traces.
4629 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4630 the backward compatibility flag section.
4632 2010-02-09 Richard Guenther <rguenther@suse.de>
4634 PR tree-optimization/43008
4635 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4636 make HEAP variables initialized from global memory if they
4637 are not known builtin functions.
4638 (find_func_aliases): Adjust.
4640 2010-02-09 Richard Guenther <rguenther@suse.de>
4642 PR tree-optimization/43000
4643 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4644 arithmetic manually.
4646 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4648 PR tree-optimization/42931
4649 * tree-loop-linear.c (try_interchange_loops): Don't call
4650 double_int_mul if estimated_loop_iterations failed.
4652 2010-02-08 Martin Jambor <mjambor@suse.cz>
4655 * tree-sra.c (build_accesses_from_assign): Do not mark in
4656 should_scalarize_away_bitmap if stmt has volatile ops.
4657 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4660 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4662 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4664 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4666 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4669 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4672 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4674 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4677 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4678 to unknown_dependence.
4679 (graphite_legal_transform_dr): Handle the unknown_dependence.
4680 (graphite_carried_dependence_level_k): Same.
4682 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4684 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4686 2010-02-07 Richard Guenther <rguenther@suse.de>
4689 * expr.c (get_inner_reference): Always initialize *pbitsize.
4691 2010-02-07 Richard Guenther <rguenther@suse.de>
4694 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4695 new ARRAY_REFs on variable size element or minimal index arrays.
4697 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4698 gimple_fold_indirect_ref.
4700 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4703 * arm.c (arm_override_options): Just return if the user has specified
4704 an invalid fpu name.
4706 2010-02-03 Jason Merrill <jason@redhat.com>
4709 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4710 i386_pe_maybe_record_exported_symbol.
4712 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4715 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4716 (pa_delegitimize_address): New function.
4718 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4720 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4721 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4723 2010-02-05 Richard Guenther <rguenther@suse.de>
4726 * lto-streamer-in.c (get_resolution): Deal with references
4727 to undefined functions.
4729 2010-02-05 Richard Guenther <rguenther@suse.de>
4731 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4732 (fold_const_aggregate_ref): Likewise.
4733 (ccp_fold_stmt): Substitute loads.
4734 (maybe_fold_reference): Verify types before substituting.
4736 (fold_gimple_assign): Unshare properly.
4737 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4739 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4741 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4742 for rs6000_gen_cell_microcode.
4744 2010-02-04 Richard Guenther <rguenther@suse.de>
4746 PR rtl-optimization/42952
4747 * dse.c (const_or_frame_p): Remove MEM handling.
4749 2010-02-04 Nick Clifton <nickc@redhat.com>
4751 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4752 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4753 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4754 (mn10300_asm_output_mi_thunk): New function.
4755 (mn10300_can_output_mu_thunk): New function.
4756 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4757 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4758 (FUNCTION_ARG): Delete incorrect comment.
4760 2010-02-03 Jason Merrill <jason@redhat.com>
4763 * fold-const.c (operand_equal_p): Handle erroneous types.
4765 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4767 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4769 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4771 PR rtl-optimization/42941
4772 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4775 2010-02-03 Jason Merrill <jason@redhat.com>
4778 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4780 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4783 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4784 (cselib_reset_table): Renamed from...
4785 (cselib_reset_table_with_next_value): ... this.
4786 (cselib_get_next_uid): Renamed from...
4787 (cselib_get_next_unknown_value): ... this.
4788 * cselib.c (next_uid): Renamed from...
4789 (next_unknown_value): ... this.
4790 (cselib_clear_table): Adjust.
4791 (cselib_reset_table): Adjust. Renamed from...
4792 (cselib_reset_table_with_next_value): ... this.
4793 (cselib_get_next_uid): Adjust. Renamed from...
4794 (cselib_get_next_unknown_value): ... this.
4795 (get_value_hash): Use hash.
4796 (cselib_hash_rtx): Likewise.
4797 (new_cselib_val): Adjust. Set and dump uid.
4798 (cselib_lookup_mem): Pass next_uid as hash.
4799 (cselib_subst_to_values): Likewise.
4800 (cselib_log_lookup): Dump uid.
4801 (cselib_lookup): Pass next_uid as hash. Adjust.
4802 (cselib_process_insn): Adjust.
4803 (cselib_init): Initialize next_uid.
4804 (cselib_finish): Adjust.
4805 (dump_cselib_table): Likewise.
4806 * dse.c (canon_address): Dump value uid.
4807 * print-rtl.c (print_rtx): Print value uid.
4808 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4810 (dv_uid): New function, sort of renamed from...
4811 (dv_htab_hash): ... this, reimplemented in terms of it and...
4812 (dv_uid2hash): ... this. New.
4813 (variable_htab_eq): Drop excess assertions.
4814 (tie_break_pointers): Removed.
4815 (canon_value_cmp): Compare uids.
4816 (variable_post_merge_New_vals): Print uids.
4817 (vt_add_function_parameters): Adjust.
4818 (vt_initialize): Reset table. Adjust.
4820 2010-02-03 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/42944
4823 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4824 (call_may_clobber_ref_p_1): Likewise. Properly handle
4825 malloc and calloc clobbering errno.
4827 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4829 * doc/invoke.texi: Fix name of sched1 dump.
4831 * opts.c (decode_options): Set flag_tree_switch_conversion
4832 only conditionally on optimize >= 2.
4834 * gcse.c: Assorted comment fixes in pass description.
4836 2010-02-03 Anthony Green <green@moxielogic.com>
4838 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4839 nop padding in order to maintain alignment of storage location of
4840 target function address.
4841 (moxie_trampoline_init): Store target function address at newly
4843 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4845 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4847 2010-02-03 Richard Guenther <rguenther@suse.de>
4850 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4852 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4854 * config.gcc: Reenable check for obsolete targets.
4855 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4856 mips-sgi-irix6.[0-4]*.
4858 2010-02-02 Nick Clifton <nickc@redhat.com>
4860 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4861 constant size of 4 as being the same as 0.
4862 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4863 can take values in the range 0..4.
4865 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4868 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4869 as _darwin10_Unwind_FindEnclosingFunction().
4870 * libgcc-libsystem.ver: New.
4872 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4875 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4876 implicitly set registers.
4878 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4880 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4881 (arm_override_options): Allow automatic selection of the thread
4882 pointer register if thumb2.
4883 (legitimize_pic_address): Improve code sequences for Thumb2.
4884 (arm_call_tls_get_addr): Likewise.
4885 (legitimize_tls_address): Likewise.
4886 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4887 (pic_load_addr_32bit): ... this. New named pattern.
4888 * thumb2.md (pic_load_addr_thumb2): Delete.
4889 (pic_load_dot_plus_four): Delete.
4890 (tls_load_dot_plus_four): New named pattern.
4892 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4895 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4896 Document fix for TLS bug.
4898 2010-01-31 Richard Guenther <rguenther@suse.de>
4900 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4901 conservatively correct.
4903 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4907 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4909 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4911 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4915 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4917 * config.gcc: Adjust order of makefile fragments for mingw targets.
4919 2010-01-31 Richard Guenther <rguenther@suse.de>
4922 * gimplify.c (gimplify_init_constructor): For volatile LHS
4923 initialize a temporary.
4925 2010-01-31 Matthias Klose <doko@ubuntu.com>
4927 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4929 * configure: Regenerate.
4931 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4933 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4934 the same alias set and their sizes different constantness.
4935 (aliasing_component_refs_p): Revert 2009-10-24 change.
4937 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4939 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4942 2010-01-29 Richard Guenther <rguenther@suse.de>
4944 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4945 Assert we successfully updated the call.
4947 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4949 PR rtl-optimization/42889
4950 * df.h (df_set_bb_dirty_nonlr): New prototype.
4951 * df-core.c (df_set_bb_dirty_nonlr): New function.
4952 * df-scan.c (df_insn_rescan): Call it instead of
4953 df_set_bb_dirty for DEBUG_INSNs.
4955 2010-01-29 Richard Guenther <rguenther@suse.de>
4958 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4959 quadratic behavior in most cases.
4961 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4964 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4965 in the call to gen_x86_movsicc_0_m1.
4967 2010-01-28 Richard Guenther <rguenther@suse.de>
4969 PR tree-optimization/42871
4970 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4972 2010-01-28 Richard Guenther <rguenther@suse.de>
4974 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4975 into call arguments.
4977 2010-01-28 Richard Guenther <rguenther@suse.de>
4980 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4981 the forwarder if the destination is an EH landing pad.
4983 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4985 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4986 block list passed to gimple_duplicate_sese_tail.
4987 (parallelize_loops): Avoid parallelization when the function
4989 Avoid parallelization when the preheader is IRREDUCIBLE.
4990 Try to optimize when estimated_loop_iterations_int is unresolved.
4991 Add the loop's location to the dump file.
4992 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4993 (gimple_duplicate_sese_tail): Remove the check for the latch.
4994 Redirect nexits to the exit block.
4995 Remove handling of the incoming edges to the latch.
4996 Redirect the backedge from the copied latch to the exit bb.
4998 2010-01-28 Michael Matz <matz@suse.de>
5001 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5002 Wrap force_reg into a sequence, emit it before user.
5004 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5006 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5008 (arm_legacy_rev): Likewise.
5009 (thumb_legacy_rev): Likewise.
5011 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5013 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5014 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5015 on MEM's address failed, try avoid_constant_pool_reference and
5016 recurse if it returned something different.
5017 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5018 address, try avoid_constant_pool_reference and recurse if it
5019 returned something different.
5020 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5021 address and avoid_constant_pool_reference returned something
5022 different, don't set have_address.
5024 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5027 * var-tracking.c (val_store): Add modified argument, obey it.
5029 (count_uses): Move down logging of main.
5030 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5031 don't need resolution.
5032 (emit_notes_in_bb): Likewise.
5034 2010-01-27 Richard Guenther <rguenther@suse.de>
5037 * tree-inline.c (remap_decl): Delay remapping of SSA name
5038 default definitions until we need them.
5040 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5042 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5043 (rs6000_delegitimize_address): New function.
5045 * config/s390/s390.c (s390_delegitimize_address): Call
5046 delegitimize_mem_from_attrs.
5049 * tree-inline.c (cannot_copy_type_1): Removed.
5050 (copy_forbidden): Don't forbid copying of functions containing
5051 records/unions with variable length fields.
5053 2010-01-27 Christian Bruel <christian.bruel@st.com>
5057 * config/sh/sh.c (find_barrier): Increase length for non delayed
5058 conditional branches.
5060 2010-01-27 Matthias Klose <doko@ubuntu.com>
5062 * configure.ac (gnu-unique-object): Fix ldd version check.
5063 * configure: Regenerate.
5065 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5067 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5069 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5070 Test for HAVE_GNU_AS value.
5072 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5074 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5075 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5076 INT64_TYPE): Define.
5077 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5078 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5079 INT_LEAST64_TYPE): Define.
5080 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5081 UINT_LEAST64_TYPE): Define.
5082 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5083 INT_FAST64_TYPE): Define.
5084 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5085 UINT_FAST64_TYPE): Define.
5086 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5087 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5088 (SIG_ATOMIC_TYPE): Define.
5090 2010-01-26 Richard Guenther <rguenther@suse.de>
5092 * df-scan.c (df_scan_set_bb_info): Remove assert.
5093 (df_insn_rescan_debug_internal): Merge asserts.
5094 (df_install_ref): Likewise.
5095 (df_mark_reg): Use bitmap_set_range.
5096 (df_hard_reg_used_p): Remove assert.
5097 (df_hard_reg_used_count): Likewise.
5099 2010-01-26 Richard Guenther <rguenther@suse.de>
5101 PR rtl-optimization/42685
5102 * web.c (web_main): Ignore DEBUG_INSNs.
5104 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5106 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5108 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5109 Fix types of fndecl and arglist parameters.
5111 2010-01-26 Richard Guenther <rguenther@suse.de>
5114 * tree-eh.c (unsplit_eh): Skip debug insns.
5116 2010-01-26 Richard Guenther <rguenther@suse.de>
5118 PR tree-optimization/42250
5119 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5121 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5124 * omp-low.c (expand_omp_sections): Only use single_pred if
5125 l2_bb is single_pred_p.
5127 2010-01-25 Christian Bruel <christian.bruel@st.com>
5130 * config/sh/sh.c (find_barrier): Increase length for non delayed
5131 conditional branches.
5132 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5134 2010-01-24 David S. Miller <davem@davemloft.net>
5136 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5137 define if not using GAS.
5138 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5139 Likewise. Delete SECTION_MERGE code, which is only applicable
5142 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5145 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5146 mangling of va_list in system headers.
5148 2010-01-23 Toon Moene <toon@moene.org>
5150 * tree-predcom.c (combine_chains): Return NULL, not false.
5152 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5154 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5155 initialization of variable res to agree with return type.
5157 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5159 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5160 * tree-sra.c: Add include of expr.h.
5162 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5164 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5165 insert the debug stmt on the single non-EH edge from the stmt.
5167 2010-01-22 Richard Henderson <rth@redhat.com>
5170 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5171 the RHS until after generate_subtree_copies has insertted its
5172 code before the current statement.
5174 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5176 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5178 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5180 2010-01-21 Martin Jambor <mjambor@suse.cz>
5182 PR tree-optimization/42585
5183 * tree-sra.c (struct access): New field grp_total_scalarization.
5184 (dump_access): Dump the new field.
5185 (should_scalarize_away_bitmap): New variable.
5186 (cannot_scalarize_away_bitmap): Likewise.
5187 (sra_initialize): Allocate new bitmaps.
5188 (sra_deinitialize): Free new bitmaps.
5189 (create_access_1): New function.
5190 (create_access): Parts moved to create_access_1.
5191 (type_consists_of_records_p): New function.
5192 (completely_scalarize_record): Likewise.
5193 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5194 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5195 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5197 (analyze_all_variable_accesses): Completely scalarize small eligible
5200 2010-01-21 Martin Jambor <mjambor@suse.cz>
5202 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5204 2010-01-21 Andrew Haley <aph@redhat.com>
5206 * gcc.c (process_command): Move lang_specific_driver before
5207 setting cc_libexec_prefix.
5209 2010-01-21 Richard Guenther <rguenther@suse.de>
5212 * fold-const.c (negate_expr_p): Pretend only negative
5213 real constants are easily negatable.
5215 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5216 Jason Merrill <jason@redhat.com>
5218 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5219 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5220 * calls.c (initialize argument_information): Handle it.
5221 * c-common.c (handle_transparent_union_attribute): Use new name.
5222 * c-decl.c (finish_struct): Ditto.
5223 * c-typeck.c (type_lists_compatible_p): Ditto.
5224 (convert_for_assignment): Use new name and also handle record.
5225 * function.c (aggregate_value_p): Handle it.
5226 (pass_by_reference): Ditto.
5227 (assign_parm_data_types): Ditto.
5228 * print-tree.c (print_node): Ditto.
5229 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5230 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5231 * tree.c (first_field): New fn.
5233 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5236 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5237 even when linking statically, for now.
5239 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5242 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5243 without a cselib val.
5244 (count_uses): Accept MO_VAL_SET with no val on stores.
5245 (add_stores): Likewise.
5247 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5249 * var-tracking.c (check_value_val): Add a compile time assertion.
5250 (dv_is_decl_p): Simplify.
5251 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5252 gcc_assert if ENABLE_CHECKING.
5254 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5257 * var-tracking.c: Include tree-flow.h.
5258 (mem_dies_at_call): New.
5259 (dataflow_set_preserve_mem_locs): Use it.
5260 (dataflow_set_remove_mem_locs): Likewise.
5261 (dump_var): Renamed from dump_variable. Adjust all callers.
5262 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5263 * Makefile.in (var-tracking.o): Adjust deps.
5265 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5267 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5269 2010-01-20 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/42717
5272 * tree-ssa-dce.c (get_live_post_dom): Remove.
5273 (forward_edge_to_pdom): Take an arbitrary edge to copy
5274 degenerate PHI args from.
5275 (remove_dead_stmt): Use the first post-dominator even if it
5276 does not contain live statements as redirection destination.
5278 2010-01-20 Richard Guenther <rguenther@suse.de>
5280 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5282 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5284 * sel-sched.c (create_speculation_check): Remove set but not used
5286 (try_transformation_cache): Remove set but not used variable ds.
5287 (calculate_privileged_insns): Remove set but not used variables
5288 cur_insn and min_spec_insn.
5289 (find_best_expr): Remove set but not used variable avail_n.
5290 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5292 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5294 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5295 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5298 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5301 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5302 cpu types. Add support for *-sse3 cpu types.
5303 (x86_64-*-*): Ditto.
5305 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5308 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5309 argument, call initializer_constant_valid_p_1 instead of
5310 initializer_constant_valid_p, pass CACHE to it, return NULL
5311 immediately if first call returns NULL.
5312 (initializer_constant_valid_p_1): New function.
5313 (initializer_constant_valid_p): Use it.
5315 2010-01-20 Thomas Quinot <quinot@adacore.com>
5317 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5321 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5322 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5323 (loc_list_from_tree): Don't handle unsigned division. Handle
5324 signed modulo using DW_OP_{over,over,div,mul,minus}.
5325 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5326 modulo instead of signed.
5328 2010-01-20 DJ Delorie <dj@redhat.com>
5330 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5332 (h8300_emit_stack_adjustment): Propogate it.
5334 (h8300_expand_prologue): Likewise.
5335 (h8300_expand_epilogue): Likewise.
5337 2010-01-19 Michael Matz <matz@suse.de>
5339 PR tree-optimization/41783
5340 * tree-data-ref.c (toplevel): Include flags.h.
5341 (dump_data_dependence_relation): Also dump the inputs if the
5342 result will be unknown.
5343 (split_constant_offset_1): Look through some conversions.
5344 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5345 the offset from last element is too large.
5346 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5347 (reassociate_to_the_same_stmt): Handle vector registers.
5348 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5350 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5351 wide_prolog_niters argument, emit widening instructions.
5352 (vect_do_peeling_for_alignment): Adjust caller, use widened
5353 variant of the iteration cound.
5354 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5356 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5359 * config/arm/neon-testgen.m (emit_automatics): New parameter
5360 features. Adjust for Fixed_return_reg feature.
5361 (test_intrinsic): Call emit_automatics with new feature.
5362 * config/arm/neon.ml: Update copyright years.
5363 (features): New Fixed_return_reg feature.
5364 (ops): Update feature for Vget_low.
5366 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5368 PR tree-optimization/42719
5369 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5373 * fwprop.c (all_uses_available_at): Return false if def_set dest
5374 is a REG that is used in def_insn.
5376 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5378 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5380 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5383 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5385 * target.h (struct gcc_target) <secondary_reload>: Change type
5386 of last argument to secondary_reload_info *.
5388 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5391 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5392 memory references with unaligned offsets. Remove CQImode handling.
5393 (unaligned_memory_operand): Return 1 for memory references with
5394 unaligned offsets. Remove CQImode handling.
5396 2010-01-18 Richard Guenther <rguenther@suse.de>
5399 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5402 2010-01-18 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/42781
5405 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5406 restrict processing only if the original variable was artificial.
5408 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5410 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5411 find number of popped argument bytes.
5413 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5414 Fix the text that describes the return value for invalid insns.
5416 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5418 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5419 Clarify what 'cost of the -dependence' is. Fix quoting.
5421 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5422 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5424 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5426 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5427 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5429 2010-01-17 Richard Guenther <rguenther@suse.de>
5432 * function.c (split_complex_args): Take a VEC to modify.
5433 (assign_parms_augmented_arg_list): Build a VEC instead of
5434 a chain of PARM_DECLs.
5435 (assign_parms_unsplit_complex): Take a VEC of arguments.
5436 Do not fixup unmodified parms.
5437 (assign_parms): Deal with the VEC.
5438 (gimplify_parameters): Likewise.
5440 2010-01-17 Richard Guenther <rguenther@suse.de>
5442 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5443 node existence check.
5444 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5445 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5446 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5447 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5448 (gimple_execute_on_growing_pred): Likewise.
5450 2010-01-17 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/42773
5453 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5454 (compute_antic_aux): Likewise.
5455 (compute_partial_antic_aux): Likewise.
5457 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5460 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5463 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5465 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5468 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5469 Fix markup for strict argument.
5471 (TARGET_SCHED_REORDER2): Fix argument types.
5473 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5474 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5476 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5477 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5479 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5482 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5483 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5484 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5485 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5486 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5488 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5490 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5492 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5493 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5495 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5497 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5500 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5502 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5503 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5505 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5507 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5509 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5510 referring to it. Fix language.
5512 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5514 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5516 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5518 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5520 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5521 '@var{stream}. Remove stray 'and'.
5523 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5525 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5527 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5529 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5530 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5532 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5533 Fix description of return value.
5534 Rename argument "sz" to "len."
5536 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5537 Clarify meaning of 'true' return value.
5539 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5541 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5542 rep_mode versus mode_rep.
5544 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5546 (TARGET_BUILTIN_DECL): Fix name.
5548 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5550 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5552 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5554 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5556 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5558 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5561 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5562 Rename argument tm_fn to md_fn.
5564 (TARGET_OPTION_PRINT): Fix argument list.
5566 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5569 * config/i386/i386.c (ix86_fixup_binary_operands):
5570 Revert FMA4 fixup of operands.
5572 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5575 * Makefile.in (write_entries_to_file, install-plugin):
5576 Use \012 instead of \n with tr.
5578 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5580 * configure.ac (HAVE_AS_REF): New C macro.
5581 * configure: Regenerate.
5582 * config.in: Likewise.
5583 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5585 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5588 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5590 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5592 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5594 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5596 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5598 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5600 (TARGET_BINDS_LOCAL_P): Fix argument type.
5602 (TARGET_ASM_FILE_END): Use prototype.
5604 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5606 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5608 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5610 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5612 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5613 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5615 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5616 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5618 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5619 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5620 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5621 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5623 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5625 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5627 (TARGET_INIT_BUILTINS): Use prototype.
5629 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5630 Put 'const char *' in braces. Fix parameter types.
5631 (TARGET_INVALID_CONVERSION): Fix parameter types.
5632 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5633 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5635 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5638 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5640 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5642 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5644 * doc/tm.texi (TARGET_HELP): Fix return type.
5646 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5647 in braces. Fix argument types.
5649 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5651 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5653 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5655 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5656 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5658 (TARGET_MANGLE_TYPE): Fix argument types.
5660 (TARGET_IRA_COVER_CLASSES): Use prototype.
5662 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5664 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5666 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5668 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5670 (TARGET_CALLEE_COPIES): Fix argument types.
5672 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5674 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5676 (TARGET_FUNCTION_VALUE): Fix argument types.
5678 (TARGET_RETURN_IN_MSB): Fix argument type.
5680 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5682 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5684 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5686 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5687 agree with return type.
5689 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5691 2010-01-15 Jing Yu <jingyu@google.com>
5693 PR rtl-optimization/42691
5694 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5695 a pseudo to a constant and are merged, and adjust comments.
5697 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5699 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5701 2010-01-15 Richard Guenther <rguenther@suse.de>
5704 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5705 labels of computed or non-local gotos to the destination.
5706 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5707 landing pad label is the first label.
5709 2010-01-15 Richard Guenther <rguenther@suse.de>
5711 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5713 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5716 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5717 to allow generation of the xssqrtdp instruction on power7.
5718 (sqrtdf2_fpr): Ditto.
5720 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5723 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5724 functions with noreturn attribute.
5727 * varasm.c (declare_weak): Add weak attribute to decl if it
5728 doesn't have one already.
5729 (assemble_external): Only add decls to weak_decls if they also
5730 have weak attribute.
5732 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5734 * var-tracking.c (var_reg_delete): Don't delete the association
5735 between REGs and values or one-part variables if the register
5738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5741 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5742 because its first operand is a non-localized variable.
5744 2010-01-14 Martin Jambor <mjambor@suse.cz>
5746 PR tree-optimization/42706
5747 * tree-sra.c (encountered_recursive_call): New variable.
5748 (encountered_unchangable_recursive_call): Likewise.
5749 (sra_initialize): Initialize both new variables.
5750 (callsite_has_enough_arguments_p): New function.
5751 (scan_function): Call decl and flags check only for IPA-SRA, check
5752 whether there is a recursive call and whether it has enough arguments.
5753 (all_callers_have_enough_arguments_p): New function.
5754 (convert_callers): Look for recursive calls only when
5755 encountered_recursive_call is set.
5756 (ipa_early_sra): Bail out either if
5757 !all_callers_have_enough_arguments_p or
5758 encountered_unchangable_recursive_call.
5760 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5762 * sel-sched.c: Add 2010 to copyright years.
5763 * sel-sched-ir.c: Likewise.
5764 * sel-sched-ir.h: Likewise.
5766 2010-01-14 Martin Jambor <mjambor@suse.cz>
5768 PR tree-optimization/42714
5769 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5770 constructors specially.
5772 2010-01-14 Andi Kleen <ak@linux.intel.com>
5774 * config/i386/drivers-i386.c (detect_caches_intel):
5775 Add l2sizekb parameter and fill in.
5776 (host_detect_local_cpu): Add l2sizekb, fill in.
5777 Add Atom small cache heuristic.
5779 2010-01-14 Andi Kleen <ak@linux.intel.com>
5781 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5782 Add level3 parameter and fill in.
5783 (detect_caches_intel): Handle level3 cache.
5785 2010-01-14 Andi Kleen <ak@linux.intel.com>
5787 * config/i386/drivers-i386.c (host_detect_local_cpu):
5788 Fix core duo detection.
5790 2010-01-14 Andi Kleen <ak@linux.intel.com>
5792 * config/i386/drivers-i386.c (host_detect_local_cpu):
5795 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5797 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5798 (rs6000_variable_issue_1): this. Use...
5799 (rs6000_variable_issue): here. Reimplement. Print debug info.
5801 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5803 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5804 sel_restore_notes. Update all callers. Call reemit_notes
5807 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5809 PR rtl-optimization/42246
5810 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5813 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5815 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5816 all successors is the same as number of successors in current region.
5818 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5820 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5821 to rename is not separable. Otherwise check that its LHS is not NULL.
5823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5825 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5829 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5830 available registers when failed to discover LHS register class.
5831 Fix indentation. Update comment.
5833 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5834 Alexander Monakov <amonakov@ispras.ru>
5836 PR rtl-optimization/42389
5837 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5839 (advance_state_on_fence): Likewise.
5840 (sel_target_adjust_priority): Print debug output only when
5841 sched_verbose >= 4, not 2.
5842 (get_expr_cost): Do not issue all unique insns on the next cycle.
5843 (fill_insns): Initialize can_issue_more from the value saved
5845 * sel-sched-ir.c (flist_add): New parameter issue_more.
5846 Init FENCE_ISSUE_MORE with it.
5847 (merge_fences): Likewise.
5848 (init_fences): Update call to flist_add.
5849 (add_to_fences, add_clean_fence_to_fences)
5850 (add_dirty_fence_to_fences): Likewise.
5851 (move_fence_to_fences): Update call to merge_fences.
5852 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5854 * sel-sched-ir.h (struct _fence): New field issue_more.
5855 (FENCE_ISSUE_MORE): New accessor macro.
5857 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5859 PR rtl-optimization/42388
5860 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5861 that have no predecessors nor successors. Do not call move_bb_info
5862 for empty blocks outside of current region.
5864 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5866 PR rtl-optimization/42294
5867 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5868 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5869 originators' originators.
5871 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5873 PR rtl-optimization/39453
5874 PR rtl-optimization/42246
5875 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5877 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5880 Alexander Monakov <amonakov@ispras.ru>
5883 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5884 (maybe_tidy_empty_bb): ... here. Make static. Add new
5885 argument. Update all callers.
5886 (tidy_control_flow): ... and here. Recompute topological order
5887 of basic blocks in region if necessary.
5888 (sel_redirect_edge_and_branch): Change return type. Return true
5889 if topological order might have been invalidated.
5890 (purge_empty_blocks): Export and move from...
5891 * sel-sched.c (purge_empty_blocks): ... here.
5892 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5893 (maybe_tidy_empty_bb): Delete prototype.
5894 (purge_empty_blocks): Declare.
5896 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5898 PR rtl-optimization/42249
5899 * sel-sched.c (try_replace_dest_reg): When chosen register
5900 and original register is the same, do not bail out early, but
5901 still check all original insns for validity of replacing destination
5902 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5905 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5908 Port from no-undefined-overflow branch:
5909 2009-03-09 Richard Guenther <rguenther@suse.de>
5911 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5913 2010-01-14 Richard Guenther <rguenther@suse.de>
5916 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5918 2010-01-14 Ira Rosen <irar@il.ibm.com>
5920 PR tree-optimization/42709
5921 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5922 as scalar type in creation of constant vector operand.
5924 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5927 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5928 (check-parallel-%): Match `testsuite' directory component only
5931 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5933 PR translation/39521
5934 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5937 2010-01-13 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/42730
5940 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5943 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5946 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5947 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5950 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5952 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5953 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5954 ___umulsi3_highpart.
5956 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5957 rather than schedule_insns if the pass is enabled.
5959 2010-01-13 Martin Jambor <mjambor@suse.cz>
5961 PR tree-optimization/42704
5962 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5965 2010-01-13 Martin Jambor <mjambor@suse.cz>
5967 PR tree-optimization/42703
5968 * tree-sra.c (analyze_access_subtree): Check that we can build a
5969 reference to the original data within the aggregate.
5971 2010-01-13 Richard Guenther <rguenther@suse.de>
5973 PR tree-optimization/42705
5974 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5976 2010-01-13 Richard Guenther <rguenther@suse.de>
5979 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5981 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5984 * var-tracking.c (values_to_unmark): New variable.
5985 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5986 values_to_unmark vector. Moved body to...
5987 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5988 instead queue it into values_to_unmark vector.
5989 (vt_find_locations): Free values_to_unmark vector.
5991 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5993 * config/s390/s390.c (override_options): Set
5994 default of max-pending-list-length to 256
5996 2010-01-13 Richard Guenther <rguenther@suse.de>
5999 * tree-pass.h (PROP_gimple_lcx): New.
6000 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6001 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6002 before the final cleanup_eh.
6003 (dump_properties): Dump PROP_gimple_lcx.
6004 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6005 (tree_lower_complex_O0): Remove.
6006 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6007 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6008 tree_lower_complex, schedule TODO_update_ssa.
6009 * lto-streamer-out.c (output_function): Stream the functions
6011 * lto-streamer-in.c (input_function): Likewise.
6012 (lto_read_body): Do not override them here.
6014 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6017 * c-typeck.c (build_c_cast): Fold value cast to union type before
6018 wrapping it in a CONSTRUCTOR.
6020 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6022 PR rtl-optimization/42699
6023 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6026 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6028 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6029 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6030 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6031 SUBTARGET_WARN_UNUSED_SPEC): ... here
6032 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6034 2010-01-12 Julian Brown <julian@codesourcery.com>
6036 * config/arm/neon-schedgen.ml (Utils): Don't try to
6037 open missing module.
6038 (find_with_result): New.
6040 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6043 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6044 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6046 PR tree-optimization/42645
6047 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6048 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6049 decl_map, set processing_debug_stmt to -1 and return name without
6052 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6054 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6055 binutils version, and reword target configuration description.
6057 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6059 * config/avr/avr.h (LINKER_NAME): Remove.
6061 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6064 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6065 that support VSX, warn for -mno-altivec if vsx is not disabled,
6068 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6069 Shujing Zhao <pearly.zhao@oracle.com>
6071 PR translation/42469
6072 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6073 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6074 character between option name and help text.
6075 * c.opt (imultilib): Likewise.
6077 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6079 * lto-streamer-out.c (output_unreferenced_globals): Output static
6082 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6084 PR rtl-optimization/42621
6085 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6086 optimizing for size.
6087 (duplicate_computed_gotos): Remove now-redundant check.
6089 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6092 * configure.ac: Save and restore LDFLAGS and LIBS
6093 * configure: Regenerate.
6095 2010-01-10 Richard Guenther <rguenther@suse.de>
6098 * builtins.c (fold_builtin_strlen): Add type argument and
6099 convert the resulting length to it.
6100 (fold_builtin_1): Adjust.
6102 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6104 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6105 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6107 (num_insns_constant_wide): Adjust for that change.
6109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6112 * web.c (union_defs): Add used argument, to combine uses of
6114 (entry_register): Adjust type and tests of used argument.
6115 (web_main): Widen used for new use. Pass it to union_defs.
6116 * df.h (union_defs): Adjust prototype.
6118 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6121 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6122 uses in new incoming argument. Free body.
6123 (reset_debug_uses_in_loop): New.
6124 (analyze_insn_to_expand_var): Call the latter if the former found
6125 anything. Fix whitespace. Reject invalid dest overlaps before
6126 going through all insns in the loop.
6128 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6131 * haifa-sched.c (dying_use_p): Debug insns don't count.
6133 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6136 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6137 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6138 (verify_gimple_call): Reject LHS in noreturn calls.
6140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6144 * tree-vect-loop-manip.c (adjust_info): New type.
6145 (adjust_vec): New pointer to vector.
6146 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6147 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6148 (slpeel_update_phis_for_duplicate_loop): Use them.
6149 (slpeel_update_phi_nodes_for_guard1): Likewise.
6150 (slpeel_update_phi_nodes_for_guard2): Likewise.
6151 (slpeel_tree_peel_loop_to_edge): Likewise.
6152 (vect_update_ivs_after_vectorizer): Likewise.
6154 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6156 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6157 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6159 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6161 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6162 bogus uninitialized warning.
6164 2010-01-09 Richard Guenther <rguenther@suse.de>
6167 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6168 the evolution is compatible with the initial condition.
6170 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6172 * gcc.c (process_command): Update copyright notice dates.
6173 * gcov.c (print_version): Likewise.
6174 * gcov-dump.c (print_version): Likewise.
6175 * mips-tfile.c (main): Likewise.
6176 * mips-tdump.c (main): Likewise.
6178 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6181 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6183 (rotlhi3_8): Delete.
6185 (rotlsi3_8): Delete.
6186 (rotlsi3_16): Delete.
6187 (rotlsi3_24): Delete.
6189 (*rotw<mode>3): New.
6190 (*rotb<mode>3): New.
6191 * config/avr/avr.c (avr_rotate_bytes): New function.
6192 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6194 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6197 * configure.ac: Modify -rdynamic check.
6198 * configure: Regenerate.
6200 2010-01-08 DJ Delorie <dj@redhat.com>
6202 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6203 register popping order.
6205 2010-01-08 Richard Guenther <rguenther@suse.de>
6208 * c.opt (fsigned-char): Also let LTO handle this option.
6209 (funsigned-char): Likewise.
6211 2010-01-07 Richard Guenther <rguenther@suse.de>
6213 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6214 (gimple_op): Likewise.
6215 (gimple_op_ptr): Likewise.
6216 (gimple_assign_set_lhs): Remove gcc_assert.
6217 (gimple_assign_set_rhs1): Likewise.
6218 (gimple_assign_set_rhs2): Likewise.
6219 (gimple_call_set_lhs): Likewise.
6220 (gimple_call_set_fn): Likewise.
6221 (gimple_call_set_fndecl): Likewise.
6222 (gimple_call_fndecl): Likewise.
6223 (gimple_call_return_type): Likewise.
6224 (gimple_call_set_chain): Likewise.
6225 (gimple_call_num_args): Likewise.
6226 (gimple_call_set_arg): Likewise.
6227 (gimple_cond_set_code): Likewise.
6228 (gimple_cond_set_lhs): Likewise.
6229 (gimple_cond_set_rhs): Likewise.
6230 (gimple_cond_set_true_label): Likewise.
6231 (gimple_cond_set_false_label): Likewise.
6232 (gimple_label_set_label): Likewise.
6233 (gimple_goto_set_dest): Likewise.
6234 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6235 (gimple_debug_bind_get_value): Likewise.
6236 (gimple_debug_bind_get_value_ptr): Likewise.
6237 (gimple_debug_bind_set_var): Likewise.
6238 (gimple_debug_bind_set_value): Likewise.
6239 (gimple_debug_bind_reset_value): Likewise.
6240 (gimple_debug_bind_has_value_p): Likewise.
6241 (gimple_return_retval_ptr): Remove gcc_assert.
6242 (gimple_return_retval): Likewise.
6243 (gimple_return_set_retval): Likewise.
6244 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6245 (safe_referenced_var_iterator): Remove.
6246 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6247 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6248 (fill_referenced_var_vec): Remove.
6249 (first_readonly_imm_use): Remove redundant gcc_assert.
6250 (phi_arg_index_from_use): Combine gcc_asserts.
6251 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6252 (first_imm_use_stmt): Remove redundant gcc_assert.
6253 * tree-cfg.c (verify_gimple_call): Verify function and chain
6254 operands. Verify arguments.
6255 (verify_types_in_gimple_stmt): Verify condition code and labels.
6257 2010-01-07 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/42641
6260 * sese.c (rename_map_elt_info): Use the SSA name version, do
6263 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6265 PR tree-optimization/42625
6266 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6267 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6269 2010-01-07 Duncan Sands <baldrick@free.fr>
6271 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6273 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6276 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6277 note itself is not function_invariant_p.
6279 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6281 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6282 Do not add the DF_NOTE problem.
6283 * store-motion.c (execute_rtl_store_motion): Likewise.
6285 2010-01-07 Martin Jambor <mjambor@suse.cz>
6287 PR tree-optimization/42157
6288 * tree-sra.c (compare_access_positions): Stabilize sort if both
6289 accesses have integer types, return zero immediately if they are the
6292 2010-01-06 Richard Henderson <rth@redhat.com>
6295 * haifa-sched.c (add_to_note_list): Merge into ...
6296 (concat_note_lists): ... here, and ...
6297 (unlink_other_notes, rm_other_notes): Merge into...
6298 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6299 NOTE_INSN_EPILOGUE_BEG.
6301 2010-01-06 Richard Guenther <rguenther@suse.de>
6303 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6304 not inline regular functions into always-inline functions.
6306 2010-01-06 Nick Clifton <nickc@redhat.com>
6308 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6309 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6311 (OVERRIDE_OPTIONS): Delete.
6312 (OPTIMIZATION_OPTIONS): Define.
6313 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6314 * config/rx/rx.c (rx_handle_option): Issue an error message if
6315 -mcpu=rx200 and -fpu are used together.
6316 (rx_set_optimization_options): New function. Issue an error
6317 message if an optimization attribute attempts to reset the FPU/
6318 math optimization pairing.
6319 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6320 * config/rx/rx.opt: Set the default to 32-bit doubles.
6321 * config/rx/t-rx: Add multilibs for -nofpu option.
6322 * doc/invoke.texi: Update documentation of RX options.
6324 2010-01-06 Richard Guenther <rguenther@suse.de>
6326 * tree-ssa-pre.c (name_to_id): New global.
6327 (alloc_expression_id): Simplify SSA name handling.
6328 (lookup_expression_id): Likewise.
6329 (init_pre): Zero name_to_id.
6330 (fini_pre): Free it.
6332 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6334 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6336 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6339 * config/i386/sse.md (smaxv2di3): New.
6340 (umaxv2di3): Likewise.
6341 (sminv2di3): Likewise.
6342 (uminv2di3): Likewise.
6344 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6347 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6348 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6349 (legitimize_tls_address): Likewise.
6350 (sparc_tls_referenced_p): Likewise.
6351 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6352 and adjust calls to legitimize_pic_address.
6353 (legitimate_constant_p) Use sparc_tls_referenced_p.
6354 (legitimate_pic_operand_p): Likewise.
6355 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6356 (sparc_tls_symbol_ref_1): Delete.
6357 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6358 (legitimize_tls_address): Make static, handle CONST patterns.
6359 (legitimize_pic_address): Make static, remove unused parameter and
6360 adjust recursive calls.
6361 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6362 and adjust call to legitimize_pic_address.
6363 (sparc_output_mi_thunk): Likewise.
6365 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6366 H.J. Lu <hongjiu.lu@intel.com>
6369 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6370 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6371 operands to make them signed.
6374 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6377 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6378 GTU to GT for V4SI and V2DI.
6380 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6381 (umin<mode>3): Removed.
6383 (uminv4si3): Likewise.
6385 2010-01-05 Martin Jambor <mjambor@suse.cz>
6387 PR tree-optimization/42462
6388 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6389 current_function_decl to helper functions and macros.
6391 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6394 * flags.h: Don't include real.h.
6395 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6396 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6397 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6398 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6399 * dominance.c: Update copyright.
6400 * gimple.c (walk_gimple_op): Remove inline.
6401 * tree-ssa-reassoc.c: Include real.h.
6402 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6403 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6405 2010-01-05 Nick Clifton <nickc@redhat.com>
6407 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6408 register to push into the stack frame when the accumulator has to
6409 be saved during interrupts.
6411 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6413 * doc/invoke.texi: Remove the documentation about option
6415 * common.opt (Wunreachable-code): Preserved for backward
6417 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6418 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6419 the backward compatibility flag section.
6421 2010-01-05 Richard Guenther <rguenther@suse.de>
6423 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6425 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6428 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6430 PR tree-optimization/42508
6431 * tree-sra.c (convert_callers): Check for recursive call
6432 by comparing cgraph nodes instead of decls.
6433 (modify_function): Call ipa_modify_formal_parameters also
6434 on all same_body aliases.
6436 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6437 cgraph nodes when checking for same_body aliases.
6439 2010-01-05 Richard Guenther <rguenther@suse.de>
6441 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6442 allocation and lookup.
6443 (get_or_alloc_expr_for_constant): Likewise.
6444 (phi_translate): Sink allocation.
6446 2010-01-04 Richard Guenther <rguenther@suse.de>
6448 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6449 a new entry only if needed.
6450 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6451 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6453 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6455 (phi_translate): Handle CONSTANTs early.
6457 2010-01-04 Martin Jambor <mjambor@suse.cz>
6459 PR tree-optimization/42398
6460 * tree-sra.c (struct access): Removed flag grp_different_types.
6461 (dump_access): Do not dump the removed flag.
6462 (sort_and_splice_var_accesses): Do not set the removed flag.
6463 (sra_modify_expr): Check for type compatibility directly.
6465 2010-01-04 Martin Jambor <mjambor@suse.cz>
6467 PR tree-optimization/42366
6468 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6469 edges with variable number of parameters.
6470 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6471 flag instead of asserting it.
6472 (ipa_read_node_info): Read uses_analysis_done flag.
6474 2010-01-04 Richard Guenther <rguenther@suse.de>
6476 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6477 iterative_hash_* as intended.
6478 (vn_reference_compute_hash): Likewise. Simplify hashing
6480 (vn_reference_lookup_2): Likewise.
6481 (vn_nary_op_compute_hash): Likewise.
6482 (vn_phi_compute_hash): Likewise.
6483 (expressions_equal_p): Remove strange code.
6484 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6485 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6486 (bitmap_insert_into_set_1): Take value-id as parameter.
6487 (add_to_value): Pass it.
6488 (bitmap_insert_into_set): Likewise.
6489 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6491 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6494 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6495 (do_self_spec): For switches with SWITCH_IGNORE set set also
6496 SWITCH_IGNORE_PERMANENTLY.
6497 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6500 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6502 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6503 tree of an unreferenced global var.
6505 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6508 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6509 GTU to GT for V4SI and V2DI.
6511 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6512 (umin<mode>3): Removed.
6514 (uminv4si3): Likewise.
6516 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6519 * collect2.c (main): Turn on trace in collect2 if -v is passed
6522 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6524 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6525 description of expression operand.
6527 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6529 * configure.ac: Add install-html to target_list for Make-hooks.
6530 * configure: Regenerate.
6531 * fortran/Make-lang.in (F95_HTMLFILES): New.
6532 (fortran.html): Use it.
6533 (fortran.install-html): New.
6534 * Makefile.in (install-html): Add lang.install-html.
6535 * java/Make-lang.in (JAVA_HTMLFILES): New.
6536 (java.html): Use it.
6537 (java.install-html): New.
6538 * objc/Make-lang.in (objc.install-html): New.
6539 * objcp/Make-lang.in (obj-c++.install-html): New.
6540 * cp/Make-lang.in (c++.install-html): New.
6541 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6542 * lto/Make-lang.in (lto.install-html): New.
6544 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6547 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6549 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6551 PR rtl-optimization/41862
6552 * store-motion.c (store_killed_in_insn, compute_store_table,
6553 remove_reachable_equiv_notes, replace_store_insn,
6554 build_store_vectors): Ignore all DEBUG_INSNs.
6556 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6559 * common.opt: Add dumpdir.
6561 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6563 (option_map): Add --dumpdir.
6565 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6567 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6569 * opts.c (decode_options): Try dump_dir_name first if
6570 dump_base_name isn't an absolute path.
6571 (common_handle_option): Handle OPT_dumpdir.
6573 * toplev.c (dump_dir_name): New.
6574 (print_switch_values): Also ignore -dumpdir.
6576 * toplev.h (dump_dir_name): New.
6578 2010-01-03 Richard Guenther <rguenther@suse.de>
6580 PR tree-optimization/42589
6581 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6582 double-word expansion of bswap32.
6584 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6586 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6587 with BLOCK_FOR_INSN.
6588 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6589 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6590 noce_process_if_block): Likewise.
6591 * gcse.c (compute_local_properties, insert_expr_in_table,
6592 insert_set_in_table, canon_list_insert, find_avail_set,
6593 pre_insert_copy_insn): Likewise.
6595 * basic-block.h (BLOCK_NUM): Move from here...
6596 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6598 2010-01-03 Richard Guenther <rguenther@suse.de>
6600 PR tree-optimization/42438
6601 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6602 contains_may_not_return_call flag.
6603 (BB_MAY_NOTRETURN): New.
6604 (valid_in_sets): Trapping nary operations are not valid
6605 in blocks that may not return.
6606 (insert_into_preds_of_block): Remove check for trapping expressions.
6607 (compute_avail): Compute also BB_MAY_NOTRETURN.
6609 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6611 * doc/invoke.texi: Add 2010 to copyright years.
6613 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6615 * config/sparc/sparc.c: Fix formatting nits.
6617 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6618 Alexander Monakov <amonakov@ispras.ru>
6620 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6622 2010-01-02 Richard Guenther <rguenther@suse.de>
6625 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6626 (simplify_switch_using_ranges): Mark to be removed edges
6629 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6631 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6633 * collect2.c (scan_libraries): Add missing argument in call to
6636 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6639 * config/alpha/predicates.md (aligned_memory_operand): Return false
6641 (unaligned_memory_operand): Return true for CQImode.
6642 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6643 doesn not cross aligned SImode word boundary.
6645 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6647 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6649 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6650 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6652 2010-01-02 Richard Guenther <rguenther@suse.de>
6655 * toplev.c (compile_file): Emit LTO marker properly. Change
6657 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6659 2010-01-01 Richard Guenther <rguenther@suse.de>
6662 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6664 2010-01-01 Richard Guenther <rguenther@suse.de>
6667 * c-decl.c (grokdeclarator): For zero-size arrays force
6668 structural equality checks as layout_type does.
6670 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6672 * builtins.c: Update copyright to 2010.
6674 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6677 * lto-streamer-out.c (produce_asm): Revert the last change.
6678 (copy_function): Likewise.
6680 * lto-streamer.c (lto_get_section_name): Skip any leading
6683 2010-01-01 Richard Guenther <rguenther@suse.de>
6686 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6690 Copyright (C) 2010 Free Software Foundation, Inc.
6692 Copying and distribution of this file, with or without modification,
6693 are permitted in any medium without royalty provided the copyright
6694 notice and this notice are preserved.