1 2010-01-25 Christian Bruel <christian.bruel@st.com>
4 * config/sh/sh.c (find_barrier): Increase length for non delayed
6 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8 2010-01-24 David S. Miller <davem@davemloft.net>
10 * gcc/config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
11 define if not using GAS.
12 * gcc/config/sparc/sparc.c (sparc_elf_asm_named_section):
13 Likewise. Delete SECTION_MERGE code, which is only applicable
16 2010-01-24 Mark Mitchell <mark@codesourcery.com>
19 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
20 mangling of va_list in system headers.
22 2010-01-23 Toon Moene <toon@moene.org>
24 * tree-predcom.c (combine_chains): Return NULL, not false.
26 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
28 * tree-loop-distribution.c (distribute_loop): Fix declaration and
29 initialization of variable res to agree with return type.
31 2010-01-22 Steve Ellcey <sje@cup.hp.com>
33 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
34 * tree-sra.c: Add include of expr.h.
36 2010-01-22 Jakub Jelinek <jakub@redhat.com>
38 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
39 insert the debug stmt on the single non-EH edge from the stmt.
41 2010-01-22 Richard Henderson <rth@redhat.com>
44 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
45 the RHS until after generate_subtree_copies has insertted its
46 code before the current statement.
48 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
50 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
52 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
54 2010-01-21 Martin Jambor <mjambor@suse.cz>
56 PR tree-optimization/42585
57 * tree-sra.c (struct access): New field grp_total_scalarization.
58 (dump_access): Dump the new field.
59 (should_scalarize_away_bitmap): New variable.
60 (cannot_scalarize_away_bitmap): Likewise.
61 (sra_initialize): Allocate new bitmaps.
62 (sra_deinitialize): Free new bitmaps.
63 (create_access_1): New function.
64 (create_access): Parts moved to create_access_1.
65 (type_consists_of_records_p): New function.
66 (completely_scalarize_record): Likewise.
67 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
68 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
69 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
71 (analyze_all_variable_accesses): Completely scalarize small eligible
74 2010-01-21 Martin Jambor <mjambor@suse.cz>
76 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
78 2010-01-21 Andrew Haley <aph@redhat.com>
80 * gcc.c (process_command): Move lang_specific_driver before
81 setting cc_libexec_prefix.
83 2010-01-21 Richard Guenther <rguenther@suse.de>
86 * fold-const.c (negate_expr_p): Pretend only negative
87 real constants are easily negatable.
89 2010-01-20 Janis Johnson <janis187@us.ibm.com>
90 Jason Merrill <jason@redhat.com>
92 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
93 (TYPE_TRANSPARENT_AGGR): this, for union and record.
94 * calls.c (initialize argument_information): Handle it.
95 * c-common.c (handle_transparent_union_attribute): Use new name.
96 * c-decl.c (finish_struct): Ditto.
97 * c-typeck.c (type_lists_compatible_p): Ditto.
98 (convert_for_assignment): Use new name and also handle record.
99 * function.c (aggregate_value_p): Handle it.
100 (pass_by_reference): Ditto.
101 (assign_parm_data_types): Ditto.
102 * print-tree.c (print_node): Ditto.
103 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
104 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
105 * tree.c (first_field): New fn.
107 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
110 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
111 even when linking statically, for now.
113 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
116 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
117 without a cselib val.
118 (count_uses): Accept MO_VAL_SET with no val on stores.
119 (add_stores): Likewise.
121 2010-01-20 Jakub Jelinek <jakub@redhat.com>
123 * var-tracking.c (check_value_val): Add a compile time assertion.
124 (dv_is_decl_p): Simplify.
125 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
126 gcc_assert if ENABLE_CHECKING.
128 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
131 * var-tracking.c: Include tree-flow.h.
132 (mem_dies_at_call): New.
133 (dataflow_set_preserve_mem_locs): Use it.
134 (dataflow_set_remove_mem_locs): Likewise.
135 (dump_var): Renamed from dump_variable. Adjust all callers.
136 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
137 * Makefile.in (var-tracking.o): Adjust deps.
139 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
141 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
143 2010-01-20 Richard Guenther <rguenther@suse.de>
145 PR tree-optimization/42717
146 * tree-ssa-dce.c (get_live_post_dom): Remove.
147 (forward_edge_to_pdom): Take an arbitrary edge to copy
148 degenerate PHI args from.
149 (remove_dead_stmt): Use the first post-dominator even if it
150 does not contain live statements as redirection destination.
152 2010-01-20 Richard Guenther <rguenther@suse.de>
154 * tree-inline.c (estimate_num_insns): Handle EH builtins.
156 2010-01-20 Jakub Jelinek <jakub@redhat.com>
158 * sel-sched.c (create_speculation_check): Remove set but not used
160 (try_transformation_cache): Remove set but not used variable ds.
161 (calculate_privileged_insns): Remove set but not used variables
162 cur_insn and min_spec_insn.
163 (find_best_expr): Remove set but not used variable avail_n.
164 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
166 * cgraphunit.c (assemble_thunk): Remove set but not used variable
168 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
169 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
172 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
175 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
176 cpu types. Add support for *-sse3 cpu types.
179 2010-01-20 Jakub Jelinek <jakub@redhat.com>
182 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
183 argument, call initializer_constant_valid_p_1 instead of
184 initializer_constant_valid_p, pass CACHE to it, return NULL
185 immediately if first call returns NULL.
186 (initializer_constant_valid_p_1): New function.
187 (initializer_constant_valid_p): Use it.
189 2010-01-20 Thomas Quinot <quinot@adacore.com>
191 * tree.def (PLACEHOLDER_EXPR): Fix comment.
193 2010-01-20 Jakub Jelinek <jakub@redhat.com>
195 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
196 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
197 (loc_list_from_tree): Don't handle unsigned division. Handle
198 signed modulo using DW_OP_{over,over,div,mul,minus}.
199 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
200 modulo instead of signed.
202 2010-01-20 DJ Delorie <dj@redhat.com>
204 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
206 (h8300_emit_stack_adjustment): Propogate it.
208 (h8300_expand_prologue): Likewise.
209 (h8300_expand_epilogue): Likewise.
211 2010-01-19 Michael Matz <matz@suse.de>
213 PR tree-optimization/41783
214 * tree-data-ref.c (toplevel): Include flags.h.
215 (dump_data_dependence_relation): Also dump the inputs if the
216 result will be unknown.
217 (split_constant_offset_1): Look through some conversions.
218 * tree-predcom.c (determine_roots_comp): Restart a new chain if
219 the offset from last element is too large.
220 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
221 (reassociate_to_the_same_stmt): Handle vector registers.
222 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
224 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
225 wide_prolog_niters argument, emit widening instructions.
226 (vect_do_peeling_for_alignment): Adjust caller, use widened
227 variant of the iteration cound.
228 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
230 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
233 * config/arm/neon-testgen.m (emit_automatics): New parameter
234 features. Adjust for Fixed_return_reg feature.
235 (test_intrinsic): Call emit_automatics with new feature.
236 * config/arm/neon.ml: Update copyright years.
237 (features): New Fixed_return_reg feature.
238 (ops): Update feature for Vget_low.
240 2010-01-19 Jakub Jelinek <jakub@redhat.com>
242 PR tree-optimization/42719
243 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
247 * fwprop.c (all_uses_available_at): Return false if def_set dest
248 is a REG that is used in def_insn.
250 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
252 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
254 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
257 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
259 * target.h (struct gcc_target) <secondary_reload>: Change type
260 of last argument to secondary_reload_info *.
262 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
265 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
266 memory references with unaligned offsets. Remove CQImode handling.
267 (unaligned_memory_operand): Return 1 for memory references with
268 unaligned offsets. Remove CQImode handling.
270 2010-01-18 Richard Guenther <rguenther@suse.de>
273 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
276 2010-01-18 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/42781
279 * tree-ssa-structalias.c (find_what_var_points_to): Skip
280 restrict processing only if the original variable was
283 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
285 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
286 find number of popped argument bytes.
288 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
289 Fix the text that describes the return value for invalid insns.
291 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
293 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
294 Clarify what 'cost of the -dependence' is. Fix quoting.
296 * toplev.c (default_get_pch_validity): Rename argument to "sz".
297 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
299 2010-01-17 Jakub Jelinek <jakub@redhat.com>
301 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
302 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
304 2010-01-17 Richard Guenther <rguenther@suse.de>
307 * function.c (split_complex_args): Take a VEC to modify.
308 (assign_parms_augmented_arg_list): Build a VEC instead of
309 a chain of PARM_DECLs.
310 (assign_parms_unsplit_complex): Take a VEC of arguments.
311 Do not fixup unmodified parms.
312 (assign_parms): Deal with the VEC.
313 (gimplify_parameters): Likewise.
315 2010-01-17 Richard Guenther <rguenther@suse.de>
317 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
318 node existence check.
319 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
320 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
321 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
322 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
323 (gimple_execute_on_growing_pred): Likewise.
325 2010-01-17 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/42773
328 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
329 (compute_antic_aux): Likewise.
330 (compute_partial_antic_aux): Likewise.
332 2010-01-17 Jie Zhang <jie.zhang@analog.com>
335 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
338 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
340 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
343 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
344 Fix markup for strict argument.
346 (TARGET_SCHED_REORDER2): Fix argument types.
348 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
349 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
351 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
352 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
354 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
357 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
358 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
359 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
360 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
361 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
363 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
365 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
367 (TARGET_ASM_RELOC_RW_MASK): Add return type.
368 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
370 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
372 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
375 (TARGET_ASM_NAMED_SECTION): Fix argument list.
377 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
378 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
380 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
382 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
384 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
385 referring to it. Fix language.
387 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
389 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
391 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
393 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
395 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
396 '@var{stream}. Remove stray 'and'.
398 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
400 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
402 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
404 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
405 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
407 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
408 Fix description of return value.
409 Rename argument "sz" to "len."
411 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
412 Clarify meaning of 'true' return value.
414 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
416 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
417 rep_mode versus mode_rep.
419 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
421 (TARGET_BUILTIN_DECL): Fix name.
423 (TARGET_COMMUTATIVE_P): Fix type of first argument.
425 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
427 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
429 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
431 (TARGET_RELAXED_ORDERING): Use @deftypevr.
433 (TARGET_GET_DRAP_RTX): Note that this is a hook.
436 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
437 Rename argument tm_fn to md_fn.
439 (TARGET_OPTION_PRINT): Fix argument list.
441 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
444 * config/i386/i386.c (ix86_fixup_binary_operands):
445 Revert FMA4 fixup of operands.
447 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
450 * Makefile.in (write_entries_to_file, install-plugin):
451 Use \012 instead of \n with tr.
453 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
455 * configure.ac (HAVE_AS_REF): New C macro.
456 * configure: Regenerate.
457 * config.in: Likewise.
458 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
460 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
463 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
465 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
467 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
469 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
471 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
473 (TARGET_IN_SMALL_DATA_P): Fix argument type.
475 (TARGET_BINDS_LOCAL_P): Fix argument type.
477 (TARGET_ASM_FILE_END): Use prototype.
479 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
481 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
483 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
485 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
487 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
488 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
490 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
491 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
493 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
494 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
495 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
496 (TARGET_ADDR_SPACE_CONVERT): Likewise.
498 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
500 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
502 (TARGET_INIT_BUILTINS): Use prototype.
504 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
505 Put 'const char *' in braces. Fix parameter types.
506 (TARGET_INVALID_CONVERSION): Fix parameter types.
507 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
508 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
510 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
513 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
515 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
517 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
519 * doc/tm.texi (TARGET_HELP): Fix return type.
521 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
522 in braces. Fix argument types.
524 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
526 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
528 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
530 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
531 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
533 (TARGET_MANGLE_TYPE): Fix argument types.
535 (TARGET_IRA_COVER_CLASSES): Use prototype.
537 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
539 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
541 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
543 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
545 (TARGET_CALLEE_COPIES): Fix argument types.
547 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
549 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
551 (TARGET_FUNCTION_VALUE): Fix argument types.
553 (TARGET_RETURN_IN_MSB): Fix argument type.
555 (TARGET_RETURN_IN_MEMORY): Fix argument types.
557 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
559 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
561 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
562 agree with return type.
564 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
566 2010-01-15 Jing Yu <jingyu@google.com>
568 PR rtl-optimization/42691
569 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
570 a pseudo to a constant and are merged, and adjust comments.
572 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
574 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
576 2010-01-15 Richard Guenther <rguenther@suse.de>
579 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
580 labels of computed or non-local gotos to the destination.
581 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
582 landing pad label is the first label.
584 2010-01-15 Richard Guenther <rguenther@suse.de>
586 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
588 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
591 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
592 to allow generation of the xssqrtdp instruction on power7.
593 (sqrtdf2_fpr): Ditto.
595 2010-01-14 Jakub Jelinek <jakub@redhat.com>
598 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
599 functions with noreturn attribute.
602 * varasm.c (declare_weak): Add weak attribute to decl if it
603 doesn't have one already.
604 (assemble_external): Only add decls to weak_decls if they also
607 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
609 * var-tracking.c (var_reg_delete): Don't delete the association
610 between REGs and values or one-part variables if the register
613 2010-01-14 Jakub Jelinek <jakub@redhat.com>
616 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
617 because its first operand is a non-localized variable.
619 2010-01-14 Martin Jambor <mjambor@suse.cz>
621 PR tree-optimization/42706
622 * tree-sra.c (encountered_recursive_call): New variable.
623 (encountered_unchangable_recursive_call): Likewise.
624 (sra_initialize): Initialize both new variables.
625 (callsite_has_enough_arguments_p): New function.
626 (scan_function): Call decl and flags check only for IPA-SRA, check
627 whether there is a recursive call and whether it has enough arguments.
628 (all_callers_have_enough_arguments_p): New function.
629 (convert_callers): Look for recursive calls only when
630 encountered_recursive_call is set.
631 (ipa_early_sra): Bail out either if
632 !all_callers_have_enough_arguments_p or
633 encountered_unchangable_recursive_call.
635 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
637 * sel-sched.c: Add 2010 to copyright years.
638 * sel-sched-ir.c: Likewise.
639 * sel-sched-ir.h: Likewise.
641 2010-01-14 Martin Jambor <mjambor@suse.cz>
643 PR tree-optimization/42714
644 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
645 constructors specially.
647 2010-01-14 Andi Kleen <ak@linux.intel.com>
649 * config/i386/drivers-i386.c (detect_caches_intel):
650 Add l2sizekb parameter and fill in.
651 (host_detect_local_cpu): Add l2sizekb, fill in.
652 Add Atom small cache heuristic.
654 2010-01-14 Andi Kleen <ak@linux.intel.com>
656 * config/i386/drivers-i386.c (detect_caches_cpuid4):
657 Add level3 parameter and fill in.
658 (detect_caches_intel): Handle level3 cache.
660 2010-01-14 Andi Kleen <ak@linux.intel.com>
662 * config/i386/drivers-i386.c (host_detect_local_cpu):
663 Fix core duo detection.
665 2010-01-14 Andi Kleen <ak@linux.intel.com>
667 * config/i386/drivers-i386.c (host_detect_local_cpu):
670 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
672 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
673 (rs6000_variable_issue_1): this. Use...
674 (rs6000_variable_issue): here. Reimplement. Print debug info.
676 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
678 * sel-sched-ir.c (sel_restore_other_notes): Rename to
679 sel_restore_notes. Update all callers. Call reemit_notes
682 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
684 PR rtl-optimization/42246
685 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
688 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
690 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
691 all successors is the same as number of successors in current region.
693 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
695 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
696 to rename is not separable. Otherwise check that its LHS is not NULL.
698 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
700 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
702 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
704 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
705 available registers when failed to discover LHS register class.
706 Fix indentation. Update comment.
708 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
709 Alexander Monakov <amonakov@ispras.ru>
711 PR rtl-optimization/42389
712 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
714 (advance_state_on_fence): Likewise.
715 (sel_target_adjust_priority): Print debug output only when
716 sched_verbose >= 4, not 2.
717 (get_expr_cost): Do not issue all unique insns on the next cycle.
718 (fill_insns): Initialize can_issue_more from the value saved
720 * sel-sched-ir.c (flist_add): New parameter issue_more.
721 Init FENCE_ISSUE_MORE with it.
722 (merge_fences): Likewise.
723 (init_fences): Update call to flist_add.
724 (add_to_fences, add_clean_fence_to_fences)
725 (add_dirty_fence_to_fences): Likewise.
726 (move_fence_to_fences): Update call to merge_fences.
727 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
729 * sel-sched-ir.h (struct _fence): New field issue_more.
730 (FENCE_ISSUE_MORE): New accessor macro.
732 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
734 PR rtl-optimization/42388
735 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
736 that have no predecessors nor successors. Do not call move_bb_info
737 for empty blocks outside of current region.
739 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
741 PR rtl-optimization/42294
742 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
743 * sel-sched.c (move_exprs_to_boundary): Transitively add all
744 originators' originators.
746 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
748 PR rtl-optimization/39453
749 PR rtl-optimization/42246
750 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
752 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
754 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
755 Alexander Monakov <amonakov@ispras.ru>
758 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
759 (maybe_tidy_empty_bb): ... here. Make static. Add new
760 argument. Update all callers.
761 (tidy_control_flow): ... and here. Recompute topological order
762 of basic blocks in region if necessary.
763 (sel_redirect_edge_and_branch): Change return type. Return true
764 if topological order might have been invalidated.
765 (purge_empty_blocks): Export and move from...
766 * sel-sched.c (purge_empty_blocks): ... here.
767 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
768 (maybe_tidy_empty_bb): Delete prototype.
769 (purge_empty_blocks): Declare.
771 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
773 PR rtl-optimization/42249
774 * sel-sched.c (try_replace_dest_reg): When chosen register
775 and original register is the same, do not bail out early, but
776 still check all original insns for validity of replacing destination
777 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
780 2010-01-14 Jakub Jelinek <jakub@redhat.com>
783 Port from no-undefined-overflow branch:
784 2009-03-09 Richard Guenther <rguenther@suse.de>
786 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
788 2010-01-14 Richard Guenther <rguenther@suse.de>
791 * gimple.c (iterative_hash_gimple_type): Avoid hashing
794 2010-01-14 Ira Rosen <irar@il.ibm.com>
796 PR tree-optimization/42709
797 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
798 as scalar type in creation of constant vector operand.
800 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
803 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
804 (check-parallel-%): Match `testsuite' directory component only
807 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
810 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
813 2010-01-13 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/42730
816 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
819 2010-01-13 Steve Ellcey <sje@cup.hp.com>
822 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
823 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
826 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
828 * config/bfin/libgcc-bfin.ver: Regenerate based on current
829 libgcc-std.ver. Add entries for ___smulsi3_highpart and
832 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
833 rather than schedule_insns if the pass is enabled.
835 2010-01-13 Martin Jambor <mjambor@suse.cz>
837 PR tree-optimization/42704
838 * tree-sra.c (sra_modify_assign): Do not delete assignments to
841 2010-01-13 Martin Jambor <mjambor@suse.cz>
843 PR tree-optimization/42703
844 * tree-sra.c (analyze_access_subtree): Check that we can build a
845 reference to the original data within the aggregate.
847 2010-01-13 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/42705
850 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
853 2010-01-13 Richard Guenther <rguenther@suse.de>
856 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
858 2010-01-13 Jakub Jelinek <jakub@redhat.com>
861 * var-tracking.c (values_to_unmark): New variable.
862 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
863 values_to_unmark vector. Moved body to...
864 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
865 instead queue it into values_to_unmark vector.
866 (vt_find_locations): Free values_to_unmark vector.
868 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
870 * config/s390/s390.c (override_options): Set
871 default of max-pending-list-length to 256
873 2010-01-13 Richard Guenther <rguenther@suse.de>
876 * tree-pass.h (PROP_gimple_lcx): New.
877 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
878 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
879 before the final cleanup_eh.
880 (dump_properties): Dump PROP_gimple_lcx.
881 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
882 (tree_lower_complex_O0): Remove.
883 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
884 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
885 tree_lower_complex, schedule TODO_update_ssa.
886 * lto-streamer-out.c (output_function): Stream the functions
888 * lto-streamer-in.c (input_function): Likewise.
889 (lto_read_body): Do not override them here.
891 2010-01-12 Joseph Myers <joseph@codesourcery.com>
894 * c-typeck.c (build_c_cast): Fold value cast to union type before
895 wrapping it in a CONSTRUCTOR.
897 2010-01-12 Jakub Jelinek <jakub@redhat.com>
899 PR rtl-optimization/42699
900 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
903 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
905 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
906 SUBTARGET_WARN_UNUSED_SPEC): Move ...
907 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
908 SUBTARGET_WARN_UNUSED_SPEC): ... here
909 * config/mips/iris5.h (LIBGCC_SPEC): Define.
911 2010-01-12 Julian Brown <julian@codesourcery.com>
913 * config/arm/neon-schedgen.ml (Utils): Don't try to
915 (find_with_result): New.
917 2010-01-12 Jakub Jelinek <jakub@redhat.com>
920 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
921 sharing when canonicalizing ({lt,ge}u (plus a b) b).
923 PR tree-optimization/42645
924 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
925 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
926 decl_map, set processing_debug_stmt to -1 and return name without
929 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
931 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
932 binutils version, and reword target configuration description.
934 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
936 * config/avr/avr.h (LINKER_NAME): Remove.
938 2010-01-11 Janis Johnson <janis187@us.ibm.com>
941 * config/rs6000/rs6000.c (rs6000_override_options): On targets
942 that support VSX, warn for -mno-altivec if vsx is not disabled,
945 2010-01-11 Joseph Myers <joseph@codesourcery.com>
946 Shujing Zhao <pearly.zhao@oracle.com>
949 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
950 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
951 character between option name and help text.
952 * c.opt (imultilib): Likewise.
954 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
956 * lto-streamer-out.c (output_unreferenced_globals): Output static
959 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
961 PR rtl-optimization/42621
962 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
964 (duplicate_computed_gotos): Remove now-redundant check.
966 2010-01-10 Steve Ellcey <sje@cup.hp.com>
969 * configure.ac: Save and restore LDFLAGS and LIBS
970 * configure: Regenerate.
972 2010-01-10 Richard Guenther <rguenther@suse.de>
975 * builtins.c (fold_builtin_strlen): Add type argument and
976 convert the resulting length to it.
977 (fold_builtin_1): Adjust.
979 2010-01-09 Jakub Jelinek <jakub@redhat.com>
981 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
982 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
984 (num_insns_constant_wide): Adjust for that change.
986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
989 * web.c (union_defs): Add used argument, to combine uses of
991 (entry_register): Adjust type and tests of used argument.
992 (web_main): Widen used for new use. Pass it to union_defs.
993 * df.h (union_defs): Adjust prototype.
995 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
998 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
999 uses in new incoming argument. Free body.
1000 (reset_debug_uses_in_loop): New.
1001 (analyze_insn_to_expand_var): Call the latter if the former found
1002 anything. Fix whitespace. Reject invalid dest overlaps before
1003 going through all insns in the loop.
1005 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1008 * haifa-sched.c (dying_use_p): Debug insns don't count.
1010 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1013 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1014 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1015 (verify_gimple_call): Reject LHS in noreturn calls.
1017 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1021 * tree-vect-loop-manip.c (adjust_info): New type.
1022 (adjust_vec): New pointer to vector.
1023 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1024 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1025 (slpeel_update_phis_for_duplicate_loop): Use them.
1026 (slpeel_update_phi_nodes_for_guard1): Likewise.
1027 (slpeel_update_phi_nodes_for_guard2): Likewise.
1028 (slpeel_tree_peel_loop_to_edge): Likewise.
1029 (vect_update_ivs_after_vectorizer): Likewise.
1031 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1033 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1034 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1036 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1038 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1039 bogus uninitialized warning.
1041 2010-01-09 Richard Guenther <rguenther@suse.de>
1044 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1045 the evolution is compatible with the initial condition.
1047 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1049 * gcc.c (process_command): Update copyright notice dates.
1050 * gcov.c (print_version): Likewise.
1051 * gcov-dump.c (print_version): Likewise.
1052 * mips-tfile.c (main): Likewise.
1053 * mips-tdump.c (main): Likewise.
1055 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1058 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1060 (rotlhi3_8): Delete.
1062 (rotlsi3_8): Delete.
1063 (rotlsi3_16): Delete.
1064 (rotlsi3_24): Delete.
1066 (*rotw<mode>3): New.
1067 (*rotb<mode>3): New.
1068 * config/avr/avr.c (avr_rotate_bytes): New function.
1069 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1071 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1074 * configure.ac: Modify -rdynamic check.
1075 * configure: Regenerate.
1077 2010-01-08 DJ Delorie <dj@redhat.com>
1079 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1080 register popping order.
1082 2010-01-08 Richard Guenther <rguenther@suse.de>
1085 * c.opt (fsigned-char): Also let LTO handle this option.
1086 (funsigned-char): Likewise.
1088 2010-01-07 Richard Guenther <rguenther@suse.de>
1090 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1091 (gimple_op): Likewise.
1092 (gimple_op_ptr): Likewise.
1093 (gimple_assign_set_lhs): Remove gcc_assert.
1094 (gimple_assign_set_rhs1): Likewise.
1095 (gimple_assign_set_rhs2): Likewise.
1096 (gimple_call_set_lhs): Likewise.
1097 (gimple_call_set_fn): Likewise.
1098 (gimple_call_set_fndecl): Likewise.
1099 (gimple_call_fndecl): Likewise.
1100 (gimple_call_return_type): Likewise.
1101 (gimple_call_set_chain): Likewise.
1102 (gimple_call_num_args): Likewise.
1103 (gimple_call_set_arg): Likewise.
1104 (gimple_cond_set_code): Likewise.
1105 (gimple_cond_set_lhs): Likewise.
1106 (gimple_cond_set_rhs): Likewise.
1107 (gimple_cond_set_true_label): Likewise.
1108 (gimple_cond_set_false_label): Likewise.
1109 (gimple_label_set_label): Likewise.
1110 (gimple_goto_set_dest): Likewise.
1111 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1112 (gimple_debug_bind_get_value): Likewise.
1113 (gimple_debug_bind_get_value_ptr): Likewise.
1114 (gimple_debug_bind_set_var): Likewise.
1115 (gimple_debug_bind_set_value): Likewise.
1116 (gimple_debug_bind_reset_value): Likewise.
1117 (gimple_debug_bind_has_value_p): Likewise.
1118 (gimple_return_retval_ptr): Remove gcc_assert.
1119 (gimple_return_retval): Likewise.
1120 (gimple_return_set_retval): Likewise.
1121 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1122 (safe_referenced_var_iterator): Remove.
1123 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1124 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1125 (fill_referenced_var_vec): Remove.
1126 (first_readonly_imm_use): Remove redundant gcc_assert.
1127 (phi_arg_index_from_use): Combine gcc_asserts.
1128 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1129 (first_imm_use_stmt): Remove redundant gcc_assert.
1130 * tree-cfg.c (verify_gimple_call): Verify function and chain
1131 operands. Verify arguments.
1132 (verify_types_in_gimple_stmt): Verify condition code and labels.
1134 2010-01-07 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/42641
1137 * sese.c (rename_map_elt_info): Use the SSA name version, do
1140 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1142 PR tree-optimization/42625
1143 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1144 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1147 2010-01-07 Duncan Sands <baldrick@free.fr>
1149 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1151 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1154 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1155 note itself is not function_invariant_p.
1157 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1159 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1160 Do not add the DF_NOTE problem.
1161 * store-motion.c (execute_rtl_store_motion): Likewise.
1163 2010-01-07 Martin Jambor <mjambor@suse.cz>
1165 PR tree-optimization/42157
1166 * tree-sra.c (compare_access_positions): Stabilize sort if both
1167 accesses have integer types, return zero immediately if they are the
1170 2010-01-06 Richard Henderson <rth@redhat.com>
1173 * haifa-sched.c (add_to_note_list): Merge into ...
1174 (concat_note_lists): ... here, and ...
1175 (unlink_other_notes, rm_other_notes): Merge into...
1176 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1177 NOTE_INSN_EPILOGUE_BEG.
1179 2010-01-06 Richard Guenther <rguenther@suse.de>
1181 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1182 not inline regular functions into always-inline functions.
1184 2010-01-06 Nick Clifton <nickc@redhat.com>
1186 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1187 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1189 (OVERRIDE_OPTIONS): Delete.
1190 (OPTIMIZATION_OPTIONS): Define.
1191 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1192 * config/rx/rx.c (rx_handle_option): Issue an error message if
1193 -mcpu=rx200 and -fpu are used together.
1194 (rx_set_optimization_options): New function. Issue an error
1195 message if an optimization attribute attempts to reset the FPU/
1196 math optimization pairing.
1197 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1198 * config/rx/rx.opt: Set the default to 32-bit doubles.
1199 * config/rx/t-rx: Add multilibs for -nofpu option.
1200 * doc/invoke.texi: Update documentation of RX options.
1202 2010-01-06 Richard Guenther <rguenther@suse.de>
1204 * tree-ssa-pre.c (name_to_id): New global.
1205 (alloc_expression_id): Simplify SSA name handling.
1206 (lookup_expression_id): Likewise.
1207 (init_pre): Zero name_to_id.
1208 (fini_pre): Free it.
1210 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1212 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1214 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/sse.md (smaxv2di3): New.
1218 (umaxv2di3): Likewise.
1219 (sminv2di3): Likewise.
1220 (uminv2di3): Likewise.
1222 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1225 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1226 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1227 (legitimize_tls_address): Likewise.
1228 (sparc_tls_referenced_p): Likewise.
1229 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1230 and adjust calls to legitimize_pic_address.
1231 (legitimate_constant_p) Use sparc_tls_referenced_p.
1232 (legitimate_pic_operand_p): Likewise.
1233 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1234 (sparc_tls_symbol_ref_1): Delete.
1235 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1236 (legitimize_tls_address): Make static, handle CONST patterns.
1237 (legitimize_pic_address): Make static, remove unused parameter and
1238 adjust recursive calls.
1239 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1240 and adjust call to legitimize_pic_address.
1241 (sparc_output_mi_thunk): Likewise.
1243 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1244 H.J. Lu <hongjiu.lu@intel.com>
1247 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1248 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1249 operands to make them signed.
1252 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1255 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1256 GTU to GT for V4SI and V2DI.
1258 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1259 (umin<mode>3): Removed.
1261 (uminv4si3): Likewise.
1263 2010-01-05 Martin Jambor <mjambor@suse.cz>
1265 PR tree-optimization/42462
1266 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1267 current_function_decl to helper functions and macros.
1269 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1272 * flags.h: Don't include real.h.
1273 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1274 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1275 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1276 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1277 * dominance.c: Update copyright.
1278 * gimple.c (walk_gimple_op): Remove inline.
1279 * tree-ssa-reassoc.c: Include real.h.
1280 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1281 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1283 2010-01-05 Nick Clifton <nickc@redhat.com>
1285 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1286 register to push into the stack frame when the accumulator has to
1287 be saved during interrupts.
1289 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1291 * doc/invoke.texi: Remove the documentation about option
1293 * common.opt (Wunreachable-code): Preserved for backward
1295 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1296 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1297 the backward compatibility flag section.
1299 2010-01-05 Richard Guenther <rguenther@suse.de>
1301 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1303 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1306 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1308 PR tree-optimization/42508
1309 * tree-sra.c (convert_callers): Check for recursive call
1310 by comparing cgraph nodes instead of decls.
1311 (modify_function): Call ipa_modify_formal_parameters also
1312 on all same_body aliases.
1314 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1315 cgraph nodes when checking for same_body aliases.
1317 2010-01-05 Richard Guenther <rguenther@suse.de>
1319 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1320 allocation and lookup.
1321 (get_or_alloc_expr_for_constant): Likewise.
1322 (phi_translate): Sink allocation.
1324 2010-01-04 Richard Guenther <rguenther@suse.de>
1326 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1327 a new entry only if needed.
1328 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1329 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1331 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1333 (phi_translate): Handle CONSTANTs early.
1335 2010-01-04 Martin Jambor <mjambor@suse.cz>
1337 PR tree-optimization/42398
1338 * tree-sra.c (struct access): Removed flag grp_different_types.
1339 (dump_access): Do not dump the removed flag.
1340 (sort_and_splice_var_accesses): Do not set the removed flag.
1341 (sra_modify_expr): Check for type compatibility directly.
1343 2010-01-04 Martin Jambor <mjambor@suse.cz>
1345 PR tree-optimization/42366
1346 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1347 edges with variable number of parameters.
1348 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1349 flag instead of asserting it.
1350 (ipa_read_node_info): Read uses_analysis_done flag.
1352 2010-01-04 Richard Guenther <rguenther@suse.de>
1354 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1355 iterative_hash_* as intended.
1356 (vn_reference_compute_hash): Likewise. Simplify hashing
1358 (vn_reference_lookup_2): Likewise.
1359 (vn_nary_op_compute_hash): Likewise.
1360 (vn_phi_compute_hash): Likewise.
1361 (expressions_equal_p): Remove strange code.
1362 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1363 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1364 (bitmap_insert_into_set_1): Take value-id as parameter.
1365 (add_to_value): Pass it.
1366 (bitmap_insert_into_set): Likewise.
1367 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1369 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1372 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1373 (do_self_spec): For switches with SWITCH_IGNORE set set also
1374 SWITCH_IGNORE_PERMANENTLY.
1375 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1378 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1380 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1381 tree of an unreferenced global var.
1383 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1386 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1387 GTU to GT for V4SI and V2DI.
1389 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1390 (umin<mode>3): Removed.
1392 (uminv4si3): Likewise.
1394 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1397 * collect2.c (main): Turn on trace in collect2 if -v is passed
1400 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1402 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1403 description of expression operand.
1405 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1407 * configure.ac: Add install-html to target_list for Make-hooks.
1408 * configure: Regenerate.
1409 * fortran/Make-lang.in (F95_HTMLFILES): New.
1410 (fortran.html): Use it.
1411 (fortran.install-html): New.
1412 * Makefile.in (install-html): Add lang.install-html.
1413 * java/Make-lang.in (JAVA_HTMLFILES): New.
1414 (java.html): Use it.
1415 (java.install-html): New.
1416 * objc/Make-lang.in (objc.install-html): New.
1417 * objcp/Make-lang.in (obj-c++.install-html): New.
1418 * cp/Make-lang.in (c++.install-html): New.
1419 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1420 * lto/Make-lang.in (lto.install-html): New.
1422 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1425 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1427 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1429 PR rtl-optimization/41862
1430 * store-motion.c (store_killed_in_insn, compute_store_table,
1431 remove_reachable_equiv_notes, replace_store_insn,
1432 build_store_vectors): Ignore all DEBUG_INSNs.
1434 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1437 * common.opt: Add dumpdir.
1439 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1441 (option_map): Add --dumpdir.
1443 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1445 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1447 * opts.c (decode_options): Try dump_dir_name first if
1448 dump_base_name isn't an absolute path.
1449 (common_handle_option): Handle OPT_dumpdir.
1451 * toplev.c (dump_dir_name): New.
1452 (print_switch_values): Also ignore -dumpdir.
1454 * toplev.h (dump_dir_name): New.
1456 2010-01-03 Richard Guenther <rguenther@suse.de>
1458 PR tree-optimization/42589
1459 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1460 double-word expansion of bswap32.
1462 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1464 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1465 with BLOCK_FOR_INSN.
1466 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1467 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1468 noce_process_if_block): Likewise.
1469 * gcse.c (compute_local_properties, insert_expr_in_table,
1470 insert_set_in_table, canon_list_insert, find_avail_set,
1471 pre_insert_copy_insn): Likewise.
1473 * basic-block.h (BLOCK_NUM): Move from here...
1474 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1476 2010-01-03 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/42438
1479 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1480 contains_may_not_return_call flag.
1481 (BB_MAY_NOTRETURN): New.
1482 (valid_in_sets): Trapping nary operations are not valid
1483 in blocks that may not return.
1484 (insert_into_preds_of_block): Remove check for trapping
1486 (compute_avail): Compute also BB_MAY_NOTRETURN.
1488 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1490 * doc/invoke.texi: Add 2010 to copyright years.
1492 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1494 * config/sparc/sparc.c: Fix formatting nits.
1496 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1497 Alexander Monakov <amonakov@ispras.ru>
1499 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1501 2010-01-02 Richard Guenther <rguenther@suse.de>
1504 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1505 (simplify_switch_using_ranges): Mark to be removed edges
1508 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1510 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1512 * collect2.c (scan_libraries): Add missing argument in call to
1515 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1518 * config/alpha/predicates.md (aligned_memory_operand): Return false
1520 (unaligned_memory_operand): Return true for CQImode.
1521 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1522 doesn not cross aligned SImode word boundary.
1524 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1526 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1528 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1529 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1531 2010-01-02 Richard Guenther <rguenther@suse.de>
1534 * toplev.c (compile_file): Emit LTO marker properly. Change
1536 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1538 2010-01-01 Richard Guenther <rguenther@suse.de>
1541 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1543 2010-01-01 Richard Guenther <rguenther@suse.de>
1546 * c-decl.c (grokdeclarator): For zero-size arrays force
1547 structural equality checks as layout_type does.
1549 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1551 * builtins.c: Update copyright to 2010.
1553 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1556 * lto-streamer-out.c (produce_asm): Revert the last change.
1557 (copy_function): Likewise.
1559 * lto-streamer.c (lto_get_section_name): Skip any leading
1562 2010-01-01 Richard Guenther <rguenther@suse.de>
1565 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1569 Copyright (C) 2010 Free Software Foundation, Inc.
1571 Copying and distribution of this file, with or without modification,
1572 are permitted in any medium without royalty provided the copyright
1573 notice and this notice are preserved.