1 2010-01-23 Toon Moene <toon@moene.org>
3 * tree-predcom.c (combine_chains): Return NULL, not false.
5 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8 initialization of variable res to agree with return type.
10 2010-01-22 Steve Ellcey <sje@cup.hp.com>
12 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
13 * tree-sra.c: Add include of expr.h.
15 2010-01-22 Jakub Jelinek <jakub@redhat.com>
17 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
18 insert the debug stmt on the single non-EH edge from the stmt.
20 2010-01-22 Richard Henderson <rth@redhat.com>
23 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
24 the RHS until after generate_subtree_copies has insertted its
25 code before the current statement.
27 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
29 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
31 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
33 2010-01-21 Martin Jambor <mjambor@suse.cz>
35 PR tree-optimization/42585
36 * tree-sra.c (struct access): New field grp_total_scalarization.
37 (dump_access): Dump the new field.
38 (should_scalarize_away_bitmap): New variable.
39 (cannot_scalarize_away_bitmap): Likewise.
40 (sra_initialize): Allocate new bitmaps.
41 (sra_deinitialize): Free new bitmaps.
42 (create_access_1): New function.
43 (create_access): Parts moved to create_access_1.
44 (type_consists_of_records_p): New function.
45 (completely_scalarize_record): Likewise.
46 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
47 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
48 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
50 (analyze_all_variable_accesses): Completely scalarize small eligible
53 2010-01-21 Martin Jambor <mjambor@suse.cz>
55 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
57 2010-01-21 Andrew Haley <aph@redhat.com>
59 * gcc.c (process_command): Move lang_specific_driver before
60 setting cc_libexec_prefix.
62 2010-01-21 Richard Guenther <rguenther@suse.de>
65 * fold-const.c (negate_expr_p): Pretend only negative
66 real constants are easily negatable.
68 2010-01-20 Janis Johnson <janis187@us.ibm.com>
69 Jason Merrill <jason@redhat.com>
71 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
72 (TYPE_TRANSPARENT_AGGR): this, for union and record.
73 * calls.c (initialize argument_information): Handle it.
74 * c-common.c (handle_transparent_union_attribute): Use new name.
75 * c-decl.c (finish_struct): Ditto.
76 * c-typeck.c (type_lists_compatible_p): Ditto.
77 (convert_for_assignment): Use new name and also handle record.
78 * function.c (aggregate_value_p): Handle it.
79 (pass_by_reference): Ditto.
80 (assign_parm_data_types): Ditto.
81 * print-tree.c (print_node): Ditto.
82 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
83 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
84 * tree.c (first_field): New fn.
86 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
89 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
90 even when linking statically, for now.
92 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
95 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
97 (count_uses): Accept MO_VAL_SET with no val on stores.
98 (add_stores): Likewise.
100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
102 * var-tracking.c (check_value_val): Add a compile time assertion.
103 (dv_is_decl_p): Simplify.
104 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
105 gcc_assert if ENABLE_CHECKING.
107 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
110 * var-tracking.c: Include tree-flow.h.
111 (mem_dies_at_call): New.
112 (dataflow_set_preserve_mem_locs): Use it.
113 (dataflow_set_remove_mem_locs): Likewise.
114 (dump_var): Renamed from dump_variable. Adjust all callers.
115 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
116 * Makefile.in (var-tracking.o): Adjust deps.
118 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
120 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
122 2010-01-20 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/42717
125 * tree-ssa-dce.c (get_live_post_dom): Remove.
126 (forward_edge_to_pdom): Take an arbitrary edge to copy
127 degenerate PHI args from.
128 (remove_dead_stmt): Use the first post-dominator even if it
129 does not contain live statements as redirection destination.
131 2010-01-20 Richard Guenther <rguenther@suse.de>
133 * tree-inline.c (estimate_num_insns): Handle EH builtins.
135 2010-01-20 Jakub Jelinek <jakub@redhat.com>
137 * sel-sched.c (create_speculation_check): Remove set but not used
139 (try_transformation_cache): Remove set but not used variable ds.
140 (calculate_privileged_insns): Remove set but not used variables
141 cur_insn and min_spec_insn.
142 (find_best_expr): Remove set but not used variable avail_n.
143 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
145 * cgraphunit.c (assemble_thunk): Remove set but not used variable
147 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
148 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
151 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
154 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
155 cpu types. Add support for *-sse3 cpu types.
158 2010-01-20 Jakub Jelinek <jakub@redhat.com>
161 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
162 argument, call initializer_constant_valid_p_1 instead of
163 initializer_constant_valid_p, pass CACHE to it, return NULL
164 immediately if first call returns NULL.
165 (initializer_constant_valid_p_1): New function.
166 (initializer_constant_valid_p): Use it.
168 2010-01-20 Thomas Quinot <quinot@adacore.com>
170 * tree.def (PLACEHOLDER_EXPR): Fix comment.
172 2010-01-20 Jakub Jelinek <jakub@redhat.com>
174 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
175 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
176 (loc_list_from_tree): Don't handle unsigned division. Handle
177 signed modulo using DW_OP_{over,over,div,mul,minus}.
178 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
179 modulo instead of signed.
181 2010-01-20 DJ Delorie <dj@redhat.com>
183 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
185 (h8300_emit_stack_adjustment): Propogate it.
187 (h8300_expand_prologue): Likewise.
188 (h8300_expand_epilogue): Likewise.
190 2010-01-19 Michael Matz <matz@suse.de>
192 PR tree-optimization/41783
193 * tree-data-ref.c (toplevel): Include flags.h.
194 (dump_data_dependence_relation): Also dump the inputs if the
195 result will be unknown.
196 (split_constant_offset_1): Look through some conversions.
197 * tree-predcom.c (determine_roots_comp): Restart a new chain if
198 the offset from last element is too large.
199 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
200 (reassociate_to_the_same_stmt): Handle vector registers.
201 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
203 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
204 wide_prolog_niters argument, emit widening instructions.
205 (vect_do_peeling_for_alignment): Adjust caller, use widened
206 variant of the iteration cound.
207 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
209 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
212 * config/arm/neon-testgen.m (emit_automatics): New parameter
213 features. Adjust for Fixed_return_reg feature.
214 (test_intrinsic): Call emit_automatics with new feature.
215 * config/arm/neon.ml: Update copyright years.
216 (features): New Fixed_return_reg feature.
217 (ops): Update feature for Vget_low.
219 2010-01-19 Jakub Jelinek <jakub@redhat.com>
221 PR tree-optimization/42719
222 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
226 * fwprop.c (all_uses_available_at): Return false if def_set dest
227 is a REG that is used in def_insn.
229 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
231 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
233 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
236 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
238 * target.h (struct gcc_target) <secondary_reload>: Change type
239 of last argument to secondary_reload_info *.
241 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
244 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
245 memory references with unaligned offsets. Remove CQImode handling.
246 (unaligned_memory_operand): Return 1 for memory references with
247 unaligned offsets. Remove CQImode handling.
249 2010-01-18 Richard Guenther <rguenther@suse.de>
252 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
255 2010-01-18 Richard Guenther <rguenther@suse.de>
257 PR tree-optimization/42781
258 * tree-ssa-structalias.c (find_what_var_points_to): Skip
259 restrict processing only if the original variable was
262 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
264 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
265 find number of popped argument bytes.
267 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
268 Fix the text that describes the return value for invalid insns.
270 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
272 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
273 Clarify what 'cost of the -dependence' is. Fix quoting.
275 * toplev.c (default_get_pch_validity): Rename argument to "sz".
276 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
278 2010-01-17 Jakub Jelinek <jakub@redhat.com>
280 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
281 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
283 2010-01-17 Richard Guenther <rguenther@suse.de>
286 * function.c (split_complex_args): Take a VEC to modify.
287 (assign_parms_augmented_arg_list): Build a VEC instead of
288 a chain of PARM_DECLs.
289 (assign_parms_unsplit_complex): Take a VEC of arguments.
290 Do not fixup unmodified parms.
291 (assign_parms): Deal with the VEC.
292 (gimplify_parameters): Likewise.
294 2010-01-17 Richard Guenther <rguenther@suse.de>
296 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
297 node existence check.
298 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
299 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
300 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
301 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
302 (gimple_execute_on_growing_pred): Likewise.
304 2010-01-17 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/42773
307 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
308 (compute_antic_aux): Likewise.
309 (compute_partial_antic_aux): Likewise.
311 2010-01-17 Jie Zhang <jie.zhang@analog.com>
314 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
317 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
319 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
322 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
323 Fix markup for strict argument.
325 (TARGET_SCHED_REORDER2): Fix argument types.
327 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
328 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
330 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
331 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
333 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
336 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
337 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
338 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
339 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
340 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
342 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
344 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
346 (TARGET_ASM_RELOC_RW_MASK): Add return type.
347 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
349 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
351 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
354 (TARGET_ASM_NAMED_SECTION): Fix argument list.
356 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
357 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
359 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
361 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
363 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
364 referring to it. Fix language.
366 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
368 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
370 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
372 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
374 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
375 '@var{stream}. Remove stray 'and'.
377 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
379 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
381 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
383 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
384 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
386 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
387 Fix description of return value.
388 Rename argument "sz" to "len."
390 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
391 Clarify meaning of 'true' return value.
393 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
395 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
396 rep_mode versus mode_rep.
398 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
400 (TARGET_BUILTIN_DECL): Fix name.
402 (TARGET_COMMUTATIVE_P): Fix type of first argument.
404 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
406 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
408 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
410 (TARGET_RELAXED_ORDERING): Use @deftypevr.
412 (TARGET_GET_DRAP_RTX): Note that this is a hook.
415 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
416 Rename argument tm_fn to md_fn.
418 (TARGET_OPTION_PRINT): Fix argument list.
420 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
423 * config/i386/i386.c (ix86_fixup_binary_operands):
424 Revert FMA4 fixup of operands.
426 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
429 * Makefile.in (write_entries_to_file, install-plugin):
430 Use \012 instead of \n with tr.
432 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
434 * configure.ac (HAVE_AS_REF): New C macro.
435 * configure: Regenerate.
436 * config.in: Likewise.
437 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
439 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
442 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
444 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
446 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
448 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
450 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
452 (TARGET_IN_SMALL_DATA_P): Fix argument type.
454 (TARGET_BINDS_LOCAL_P): Fix argument type.
456 (TARGET_ASM_FILE_END): Use prototype.
458 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
460 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
462 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
464 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
466 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
467 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
469 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
470 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
472 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
473 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
474 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
475 (TARGET_ADDR_SPACE_CONVERT): Likewise.
477 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
479 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
481 (TARGET_INIT_BUILTINS): Use prototype.
483 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
484 Put 'const char *' in braces. Fix parameter types.
485 (TARGET_INVALID_CONVERSION): Fix parameter types.
486 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
487 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
489 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
492 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
494 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
496 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
498 * doc/tm.texi (TARGET_HELP): Fix return type.
500 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
501 in braces. Fix argument types.
503 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
505 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
507 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
509 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
510 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
512 (TARGET_MANGLE_TYPE): Fix argument types.
514 (TARGET_IRA_COVER_CLASSES): Use prototype.
516 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
518 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
520 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
522 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
524 (TARGET_CALLEE_COPIES): Fix argument types.
526 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
528 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
530 (TARGET_FUNCTION_VALUE): Fix argument types.
532 (TARGET_RETURN_IN_MSB): Fix argument type.
534 (TARGET_RETURN_IN_MEMORY): Fix argument types.
536 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
538 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
540 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
541 agree with return type.
543 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
545 2010-01-15 Jing Yu <jingyu@google.com>
547 PR rtl-optimization/42691
548 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
549 a pseudo to a constant and are merged, and adjust comments.
551 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
553 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
555 2010-01-15 Richard Guenther <rguenther@suse.de>
558 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
559 labels of computed or non-local gotos to the destination.
560 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
561 landing pad label is the first label.
563 2010-01-15 Richard Guenther <rguenther@suse.de>
565 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
567 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
570 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
571 to allow generation of the xssqrtdp instruction on power7.
572 (sqrtdf2_fpr): Ditto.
574 2010-01-14 Jakub Jelinek <jakub@redhat.com>
577 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
578 functions with noreturn attribute.
581 * varasm.c (declare_weak): Add weak attribute to decl if it
582 doesn't have one already.
583 (assemble_external): Only add decls to weak_decls if they also
586 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
588 * var-tracking.c (var_reg_delete): Don't delete the association
589 between REGs and values or one-part variables if the register
592 2010-01-14 Jakub Jelinek <jakub@redhat.com>
595 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
596 because its first operand is a non-localized variable.
598 2010-01-14 Martin Jambor <mjambor@suse.cz>
600 PR tree-optimization/42706
601 * tree-sra.c (encountered_recursive_call): New variable.
602 (encountered_unchangable_recursive_call): Likewise.
603 (sra_initialize): Initialize both new variables.
604 (callsite_has_enough_arguments_p): New function.
605 (scan_function): Call decl and flags check only for IPA-SRA, check
606 whether there is a recursive call and whether it has enough arguments.
607 (all_callers_have_enough_arguments_p): New function.
608 (convert_callers): Look for recursive calls only when
609 encountered_recursive_call is set.
610 (ipa_early_sra): Bail out either if
611 !all_callers_have_enough_arguments_p or
612 encountered_unchangable_recursive_call.
614 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
616 * sel-sched.c: Add 2010 to copyright years.
617 * sel-sched-ir.c: Likewise.
618 * sel-sched-ir.h: Likewise.
620 2010-01-14 Martin Jambor <mjambor@suse.cz>
622 PR tree-optimization/42714
623 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
624 constructors specially.
626 2010-01-14 Andi Kleen <ak@linux.intel.com>
628 * config/i386/drivers-i386.c (detect_caches_intel):
629 Add l2sizekb parameter and fill in.
630 (host_detect_local_cpu): Add l2sizekb, fill in.
631 Add Atom small cache heuristic.
633 2010-01-14 Andi Kleen <ak@linux.intel.com>
635 * config/i386/drivers-i386.c (detect_caches_cpuid4):
636 Add level3 parameter and fill in.
637 (detect_caches_intel): Handle level3 cache.
639 2010-01-14 Andi Kleen <ak@linux.intel.com>
641 * config/i386/drivers-i386.c (host_detect_local_cpu):
642 Fix core duo detection.
644 2010-01-14 Andi Kleen <ak@linux.intel.com>
646 * config/i386/drivers-i386.c (host_detect_local_cpu):
649 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
651 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
652 (rs6000_variable_issue_1): this. Use...
653 (rs6000_variable_issue): here. Reimplement. Print debug info.
655 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
657 * sel-sched-ir.c (sel_restore_other_notes): Rename to
658 sel_restore_notes. Update all callers. Call reemit_notes
661 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
663 PR rtl-optimization/42246
664 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
669 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
670 all successors is the same as number of successors in current region.
672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
674 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
675 to rename is not separable. Otherwise check that its LHS is not NULL.
677 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
679 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
681 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
683 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
684 available registers when failed to discover LHS register class.
685 Fix indentation. Update comment.
687 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
688 Alexander Monakov <amonakov@ispras.ru>
690 PR rtl-optimization/42389
691 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
693 (advance_state_on_fence): Likewise.
694 (sel_target_adjust_priority): Print debug output only when
695 sched_verbose >= 4, not 2.
696 (get_expr_cost): Do not issue all unique insns on the next cycle.
697 (fill_insns): Initialize can_issue_more from the value saved
699 * sel-sched-ir.c (flist_add): New parameter issue_more.
700 Init FENCE_ISSUE_MORE with it.
701 (merge_fences): Likewise.
702 (init_fences): Update call to flist_add.
703 (add_to_fences, add_clean_fence_to_fences)
704 (add_dirty_fence_to_fences): Likewise.
705 (move_fence_to_fences): Update call to merge_fences.
706 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
708 * sel-sched-ir.h (struct _fence): New field issue_more.
709 (FENCE_ISSUE_MORE): New accessor macro.
711 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
713 PR rtl-optimization/42388
714 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
715 that have no predecessors nor successors. Do not call move_bb_info
716 for empty blocks outside of current region.
718 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
720 PR rtl-optimization/42294
721 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
722 * sel-sched.c (move_exprs_to_boundary): Transitively add all
723 originators' originators.
725 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
727 PR rtl-optimization/39453
728 PR rtl-optimization/42246
729 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
731 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
733 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
734 Alexander Monakov <amonakov@ispras.ru>
737 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
738 (maybe_tidy_empty_bb): ... here. Make static. Add new
739 argument. Update all callers.
740 (tidy_control_flow): ... and here. Recompute topological order
741 of basic blocks in region if necessary.
742 (sel_redirect_edge_and_branch): Change return type. Return true
743 if topological order might have been invalidated.
744 (purge_empty_blocks): Export and move from...
745 * sel-sched.c (purge_empty_blocks): ... here.
746 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
747 (maybe_tidy_empty_bb): Delete prototype.
748 (purge_empty_blocks): Declare.
750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
752 PR rtl-optimization/42249
753 * sel-sched.c (try_replace_dest_reg): When chosen register
754 and original register is the same, do not bail out early, but
755 still check all original insns for validity of replacing destination
756 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
759 2010-01-14 Jakub Jelinek <jakub@redhat.com>
762 Port from no-undefined-overflow branch:
763 2009-03-09 Richard Guenther <rguenther@suse.de>
765 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
767 2010-01-14 Richard Guenther <rguenther@suse.de>
770 * gimple.c (iterative_hash_gimple_type): Avoid hashing
773 2010-01-14 Ira Rosen <irar@il.ibm.com>
775 PR tree-optimization/42709
776 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
777 as scalar type in creation of constant vector operand.
779 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
782 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
783 (check-parallel-%): Match `testsuite' directory component only
786 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
789 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
792 2010-01-13 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/42730
795 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
798 2010-01-13 Steve Ellcey <sje@cup.hp.com>
801 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
802 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
805 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
807 * config/bfin/libgcc-bfin.ver: Regenerate based on current
808 libgcc-std.ver. Add entries for ___smulsi3_highpart and
811 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
812 rather than schedule_insns if the pass is enabled.
814 2010-01-13 Martin Jambor <mjambor@suse.cz>
816 PR tree-optimization/42704
817 * tree-sra.c (sra_modify_assign): Do not delete assignments to
820 2010-01-13 Martin Jambor <mjambor@suse.cz>
822 PR tree-optimization/42703
823 * tree-sra.c (analyze_access_subtree): Check that we can build a
824 reference to the original data within the aggregate.
826 2010-01-13 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/42705
829 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
832 2010-01-13 Richard Guenther <rguenther@suse.de>
835 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
837 2010-01-13 Jakub Jelinek <jakub@redhat.com>
840 * var-tracking.c (values_to_unmark): New variable.
841 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
842 values_to_unmark vector. Moved body to...
843 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
844 instead queue it into values_to_unmark vector.
845 (vt_find_locations): Free values_to_unmark vector.
847 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
849 * config/s390/s390.c (override_options): Set
850 default of max-pending-list-length to 256
852 2010-01-13 Richard Guenther <rguenther@suse.de>
855 * tree-pass.h (PROP_gimple_lcx): New.
856 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
857 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
858 before the final cleanup_eh.
859 (dump_properties): Dump PROP_gimple_lcx.
860 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
861 (tree_lower_complex_O0): Remove.
862 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
863 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
864 tree_lower_complex, schedule TODO_update_ssa.
865 * lto-streamer-out.c (output_function): Stream the functions
867 * lto-streamer-in.c (input_function): Likewise.
868 (lto_read_body): Do not override them here.
870 2010-01-12 Joseph Myers <joseph@codesourcery.com>
873 * c-typeck.c (build_c_cast): Fold value cast to union type before
874 wrapping it in a CONSTRUCTOR.
876 2010-01-12 Jakub Jelinek <jakub@redhat.com>
878 PR rtl-optimization/42699
879 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
882 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
884 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
885 SUBTARGET_WARN_UNUSED_SPEC): Move ...
886 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
887 SUBTARGET_WARN_UNUSED_SPEC): ... here
888 * config/mips/iris5.h (LIBGCC_SPEC): Define.
890 2010-01-12 Julian Brown <julian@codesourcery.com>
892 * config/arm/neon-schedgen.ml (Utils): Don't try to
894 (find_with_result): New.
896 2010-01-12 Jakub Jelinek <jakub@redhat.com>
899 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
900 sharing when canonicalizing ({lt,ge}u (plus a b) b).
902 PR tree-optimization/42645
903 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
904 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
905 decl_map, set processing_debug_stmt to -1 and return name without
908 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
910 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
911 binutils version, and reword target configuration description.
913 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
915 * config/avr/avr.h (LINKER_NAME): Remove.
917 2010-01-11 Janis Johnson <janis187@us.ibm.com>
920 * config/rs6000/rs6000.c (rs6000_override_options): On targets
921 that support VSX, warn for -mno-altivec if vsx is not disabled,
924 2010-01-11 Joseph Myers <joseph@codesourcery.com>
925 Shujing Zhao <pearly.zhao@oracle.com>
928 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
929 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
930 character between option name and help text.
931 * c.opt (imultilib): Likewise.
933 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
935 * lto-streamer-out.c (output_unreferenced_globals): Output static
938 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
940 PR rtl-optimization/42621
941 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
943 (duplicate_computed_gotos): Remove now-redundant check.
945 2010-01-10 Steve Ellcey <sje@cup.hp.com>
948 * configure.ac: Save and restore LDFLAGS and LIBS
949 * configure: Regenerate.
951 2010-01-10 Richard Guenther <rguenther@suse.de>
954 * builtins.c (fold_builtin_strlen): Add type argument and
955 convert the resulting length to it.
956 (fold_builtin_1): Adjust.
958 2010-01-09 Jakub Jelinek <jakub@redhat.com>
960 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
961 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
963 (num_insns_constant_wide): Adjust for that change.
965 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
968 * web.c (union_defs): Add used argument, to combine uses of
970 (entry_register): Adjust type and tests of used argument.
971 (web_main): Widen used for new use. Pass it to union_defs.
972 * df.h (union_defs): Adjust prototype.
974 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
977 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
978 uses in new incoming argument. Free body.
979 (reset_debug_uses_in_loop): New.
980 (analyze_insn_to_expand_var): Call the latter if the former found
981 anything. Fix whitespace. Reject invalid dest overlaps before
982 going through all insns in the loop.
984 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
987 * haifa-sched.c (dying_use_p): Debug insns don't count.
989 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
992 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
993 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
994 (verify_gimple_call): Reject LHS in noreturn calls.
996 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1000 * tree-vect-loop-manip.c (adjust_info): New type.
1001 (adjust_vec): New pointer to vector.
1002 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1003 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1004 (slpeel_update_phis_for_duplicate_loop): Use them.
1005 (slpeel_update_phi_nodes_for_guard1): Likewise.
1006 (slpeel_update_phi_nodes_for_guard2): Likewise.
1007 (slpeel_tree_peel_loop_to_edge): Likewise.
1008 (vect_update_ivs_after_vectorizer): Likewise.
1010 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1012 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1013 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1015 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1017 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1018 bogus uninitialized warning.
1020 2010-01-09 Richard Guenther <rguenther@suse.de>
1023 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1024 the evolution is compatible with the initial condition.
1026 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1028 * gcc.c (process_command): Update copyright notice dates.
1029 * gcov.c (print_version): Likewise.
1030 * gcov-dump.c (print_version): Likewise.
1031 * mips-tfile.c (main): Likewise.
1032 * mips-tdump.c (main): Likewise.
1034 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1037 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1039 (rotlhi3_8): Delete.
1041 (rotlsi3_8): Delete.
1042 (rotlsi3_16): Delete.
1043 (rotlsi3_24): Delete.
1045 (*rotw<mode>3): New.
1046 (*rotb<mode>3): New.
1047 * config/avr/avr.c (avr_rotate_bytes): New function.
1048 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1050 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1053 * configure.ac: Modify -rdynamic check.
1054 * configure: Regenerate.
1056 2010-01-08 DJ Delorie <dj@redhat.com>
1058 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1059 register popping order.
1061 2010-01-08 Richard Guenther <rguenther@suse.de>
1064 * c.opt (fsigned-char): Also let LTO handle this option.
1065 (funsigned-char): Likewise.
1067 2010-01-07 Richard Guenther <rguenther@suse.de>
1069 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1070 (gimple_op): Likewise.
1071 (gimple_op_ptr): Likewise.
1072 (gimple_assign_set_lhs): Remove gcc_assert.
1073 (gimple_assign_set_rhs1): Likewise.
1074 (gimple_assign_set_rhs2): Likewise.
1075 (gimple_call_set_lhs): Likewise.
1076 (gimple_call_set_fn): Likewise.
1077 (gimple_call_set_fndecl): Likewise.
1078 (gimple_call_fndecl): Likewise.
1079 (gimple_call_return_type): Likewise.
1080 (gimple_call_set_chain): Likewise.
1081 (gimple_call_num_args): Likewise.
1082 (gimple_call_set_arg): Likewise.
1083 (gimple_cond_set_code): Likewise.
1084 (gimple_cond_set_lhs): Likewise.
1085 (gimple_cond_set_rhs): Likewise.
1086 (gimple_cond_set_true_label): Likewise.
1087 (gimple_cond_set_false_label): Likewise.
1088 (gimple_label_set_label): Likewise.
1089 (gimple_goto_set_dest): Likewise.
1090 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1091 (gimple_debug_bind_get_value): Likewise.
1092 (gimple_debug_bind_get_value_ptr): Likewise.
1093 (gimple_debug_bind_set_var): Likewise.
1094 (gimple_debug_bind_set_value): Likewise.
1095 (gimple_debug_bind_reset_value): Likewise.
1096 (gimple_debug_bind_has_value_p): Likewise.
1097 (gimple_return_retval_ptr): Remove gcc_assert.
1098 (gimple_return_retval): Likewise.
1099 (gimple_return_set_retval): Likewise.
1100 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1101 (safe_referenced_var_iterator): Remove.
1102 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1103 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1104 (fill_referenced_var_vec): Remove.
1105 (first_readonly_imm_use): Remove redundant gcc_assert.
1106 (phi_arg_index_from_use): Combine gcc_asserts.
1107 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1108 (first_imm_use_stmt): Remove redundant gcc_assert.
1109 * tree-cfg.c (verify_gimple_call): Verify function and chain
1110 operands. Verify arguments.
1111 (verify_types_in_gimple_stmt): Verify condition code and labels.
1113 2010-01-07 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/42641
1116 * sese.c (rename_map_elt_info): Use the SSA name version, do
1119 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1121 PR tree-optimization/42625
1122 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1123 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1126 2010-01-07 Duncan Sands <baldrick@free.fr>
1128 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1130 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1133 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1134 note itself is not function_invariant_p.
1136 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1138 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1139 Do not add the DF_NOTE problem.
1140 * store-motion.c (execute_rtl_store_motion): Likewise.
1142 2010-01-07 Martin Jambor <mjambor@suse.cz>
1144 PR tree-optimization/42157
1145 * tree-sra.c (compare_access_positions): Stabilize sort if both
1146 accesses have integer types, return zero immediately if they are the
1149 2010-01-06 Richard Henderson <rth@redhat.com>
1152 * haifa-sched.c (add_to_note_list): Merge into ...
1153 (concat_note_lists): ... here, and ...
1154 (unlink_other_notes, rm_other_notes): Merge into...
1155 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1156 NOTE_INSN_EPILOGUE_BEG.
1158 2010-01-06 Richard Guenther <rguenther@suse.de>
1160 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1161 not inline regular functions into always-inline functions.
1163 2010-01-06 Nick Clifton <nickc@redhat.com>
1165 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1166 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1168 (OVERRIDE_OPTIONS): Delete.
1169 (OPTIMIZATION_OPTIONS): Define.
1170 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1171 * config/rx/rx.c (rx_handle_option): Issue an error message if
1172 -mcpu=rx200 and -fpu are used together.
1173 (rx_set_optimization_options): New function. Issue an error
1174 message if an optimization attribute attempts to reset the FPU/
1175 math optimization pairing.
1176 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1177 * config/rx/rx.opt: Set the default to 32-bit doubles.
1178 * config/rx/t-rx: Add multilibs for -nofpu option.
1179 * doc/invoke.texi: Update documentation of RX options.
1181 2010-01-06 Richard Guenther <rguenther@suse.de>
1183 * tree-ssa-pre.c (name_to_id): New global.
1184 (alloc_expression_id): Simplify SSA name handling.
1185 (lookup_expression_id): Likewise.
1186 (init_pre): Zero name_to_id.
1187 (fini_pre): Free it.
1189 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1191 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1193 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1196 * config/i386/sse.md (smaxv2di3): New.
1197 (umaxv2di3): Likewise.
1198 (sminv2di3): Likewise.
1199 (uminv2di3): Likewise.
1201 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1204 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1205 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1206 (legitimize_tls_address): Likewise.
1207 (sparc_tls_referenced_p): Likewise.
1208 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1209 and adjust calls to legitimize_pic_address.
1210 (legitimate_constant_p) Use sparc_tls_referenced_p.
1211 (legitimate_pic_operand_p): Likewise.
1212 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1213 (sparc_tls_symbol_ref_1): Delete.
1214 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1215 (legitimize_tls_address): Make static, handle CONST patterns.
1216 (legitimize_pic_address): Make static, remove unused parameter and
1217 adjust recursive calls.
1218 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1219 and adjust call to legitimize_pic_address.
1220 (sparc_output_mi_thunk): Likewise.
1222 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1223 H.J. Lu <hongjiu.lu@intel.com>
1226 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1227 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1228 operands to make them signed.
1231 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1234 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1235 GTU to GT for V4SI and V2DI.
1237 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1238 (umin<mode>3): Removed.
1240 (uminv4si3): Likewise.
1242 2010-01-05 Martin Jambor <mjambor@suse.cz>
1244 PR tree-optimization/42462
1245 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1246 current_function_decl to helper functions and macros.
1248 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1251 * flags.h: Don't include real.h.
1252 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1253 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1254 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1255 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1256 * dominance.c: Update copyright.
1257 * gimple.c (walk_gimple_op): Remove inline.
1258 * tree-ssa-reassoc.c: Include real.h.
1259 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1260 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1262 2010-01-05 Nick Clifton <nickc@redhat.com>
1264 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1265 register to push into the stack frame when the accumulator has to
1266 be saved during interrupts.
1268 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1270 * doc/invoke.texi: Remove the documentation about option
1272 * common.opt (Wunreachable-code): Preserved for backward
1274 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1275 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1276 the backward compatibility flag section.
1278 2010-01-05 Richard Guenther <rguenther@suse.de>
1280 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1282 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1285 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1287 PR tree-optimization/42508
1288 * tree-sra.c (convert_callers): Check for recursive call
1289 by comparing cgraph nodes instead of decls.
1290 (modify_function): Call ipa_modify_formal_parameters also
1291 on all same_body aliases.
1293 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1294 cgraph nodes when checking for same_body aliases.
1296 2010-01-05 Richard Guenther <rguenther@suse.de>
1298 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1299 allocation and lookup.
1300 (get_or_alloc_expr_for_constant): Likewise.
1301 (phi_translate): Sink allocation.
1303 2010-01-04 Richard Guenther <rguenther@suse.de>
1305 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1306 a new entry only if needed.
1307 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1308 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1310 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1312 (phi_translate): Handle CONSTANTs early.
1314 2010-01-04 Martin Jambor <mjambor@suse.cz>
1316 PR tree-optimization/42398
1317 * tree-sra.c (struct access): Removed flag grp_different_types.
1318 (dump_access): Do not dump the removed flag.
1319 (sort_and_splice_var_accesses): Do not set the removed flag.
1320 (sra_modify_expr): Check for type compatibility directly.
1322 2010-01-04 Martin Jambor <mjambor@suse.cz>
1324 PR tree-optimization/42366
1325 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1326 edges with variable number of parameters.
1327 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1328 flag instead of asserting it.
1329 (ipa_read_node_info): Read uses_analysis_done flag.
1331 2010-01-04 Richard Guenther <rguenther@suse.de>
1333 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1334 iterative_hash_* as intended.
1335 (vn_reference_compute_hash): Likewise. Simplify hashing
1337 (vn_reference_lookup_2): Likewise.
1338 (vn_nary_op_compute_hash): Likewise.
1339 (vn_phi_compute_hash): Likewise.
1340 (expressions_equal_p): Remove strange code.
1341 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1342 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1343 (bitmap_insert_into_set_1): Take value-id as parameter.
1344 (add_to_value): Pass it.
1345 (bitmap_insert_into_set): Likewise.
1346 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1348 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1351 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1352 (do_self_spec): For switches with SWITCH_IGNORE set set also
1353 SWITCH_IGNORE_PERMANENTLY.
1354 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1357 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1359 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1360 tree of an unreferenced global var.
1362 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1365 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1366 GTU to GT for V4SI and V2DI.
1368 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1369 (umin<mode>3): Removed.
1371 (uminv4si3): Likewise.
1373 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1376 * collect2.c (main): Turn on trace in collect2 if -v is passed
1379 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1381 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1382 description of expression operand.
1384 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1386 * configure.ac: Add install-html to target_list for Make-hooks.
1387 * configure: Regenerate.
1388 * fortran/Make-lang.in (F95_HTMLFILES): New.
1389 (fortran.html): Use it.
1390 (fortran.install-html): New.
1391 * Makefile.in (install-html): Add lang.install-html.
1392 * java/Make-lang.in (JAVA_HTMLFILES): New.
1393 (java.html): Use it.
1394 (java.install-html): New.
1395 * objc/Make-lang.in (objc.install-html): New.
1396 * objcp/Make-lang.in (obj-c++.install-html): New.
1397 * cp/Make-lang.in (c++.install-html): New.
1398 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1399 * lto/Make-lang.in (lto.install-html): New.
1401 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1404 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1406 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1408 PR rtl-optimization/41862
1409 * store-motion.c (store_killed_in_insn, compute_store_table,
1410 remove_reachable_equiv_notes, replace_store_insn,
1411 build_store_vectors): Ignore all DEBUG_INSNs.
1413 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1416 * common.opt: Add dumpdir.
1418 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1420 (option_map): Add --dumpdir.
1422 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1424 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1426 * opts.c (decode_options): Try dump_dir_name first if
1427 dump_base_name isn't an absolute path.
1428 (common_handle_option): Handle OPT_dumpdir.
1430 * toplev.c (dump_dir_name): New.
1431 (print_switch_values): Also ignore -dumpdir.
1433 * toplev.h (dump_dir_name): New.
1435 2010-01-03 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/42589
1438 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1439 double-word expansion of bswap32.
1441 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1443 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1444 with BLOCK_FOR_INSN.
1445 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1446 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1447 noce_process_if_block): Likewise.
1448 * gcse.c (compute_local_properties, insert_expr_in_table,
1449 insert_set_in_table, canon_list_insert, find_avail_set,
1450 pre_insert_copy_insn): Likewise.
1452 * basic-block.h (BLOCK_NUM): Move from here...
1453 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1455 2010-01-03 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/42438
1458 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1459 contains_may_not_return_call flag.
1460 (BB_MAY_NOTRETURN): New.
1461 (valid_in_sets): Trapping nary operations are not valid
1462 in blocks that may not return.
1463 (insert_into_preds_of_block): Remove check for trapping
1465 (compute_avail): Compute also BB_MAY_NOTRETURN.
1467 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1469 * doc/invoke.texi: Add 2010 to copyright years.
1471 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1473 * config/sparc/sparc.c: Fix formatting nits.
1475 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1476 Alexander Monakov <amonakov@ispras.ru>
1478 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1480 2010-01-02 Richard Guenther <rguenther@suse.de>
1483 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1484 (simplify_switch_using_ranges): Mark to be removed edges
1487 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1489 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1491 * collect2.c (scan_libraries): Add missing argument in call to
1494 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1497 * config/alpha/predicates.md (aligned_memory_operand): Return false
1499 (unaligned_memory_operand): Return true for CQImode.
1500 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1501 doesn not cross aligned SImode word boundary.
1503 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1505 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1507 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1508 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1510 2010-01-02 Richard Guenther <rguenther@suse.de>
1513 * toplev.c (compile_file): Emit LTO marker properly. Change
1515 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1517 2010-01-01 Richard Guenther <rguenther@suse.de>
1520 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1522 2010-01-01 Richard Guenther <rguenther@suse.de>
1525 * c-decl.c (grokdeclarator): For zero-size arrays force
1526 structural equality checks as layout_type does.
1528 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1530 * builtins.c: Update copyright to 2010.
1532 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1535 * lto-streamer-out.c (produce_asm): Revert the last change.
1536 (copy_function): Likewise.
1538 * lto-streamer.c (lto_get_section_name): Skip any leading
1541 2010-01-01 Richard Guenther <rguenther@suse.de>
1544 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1548 Copyright (C) 2010 Free Software Foundation, Inc.
1550 Copying and distribution of this file, with or without modification,
1551 are permitted in any medium without royalty provided the copyright
1552 notice and this notice are preserved.