2010-01-22 Steve Ellcey * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency. * tree-sra.c: Add include of expr.h. 2010-01-22 Jakub Jelinek * tree-into-ssa.c (maybe_register_def): If stmt ends the bb, insert the debug stmt on the single non-EH edge from the stmt. 2010-01-22 Richard Henderson PR tree-opt/42833 * tree-sra.c (sra_modify_assign): Delay re-gimplification of the RHS until after generate_subtree_copies has insertted its code before the current statement. 2010-01-22 Joern Rennecke * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type. * gcc-plugin.h (plugin_init): Use "C" likage for c++. 2010-01-21 Martin Jambor PR tree-optimization/42585 * tree-sra.c (struct access): New field grp_total_scalarization. (dump_access): Dump the new field. (should_scalarize_away_bitmap): New variable. (cannot_scalarize_away_bitmap): Likewise. (sra_initialize): Allocate new bitmaps. (sra_deinitialize): Free new bitmaps. (create_access_1): New function. (create_access): Parts moved to create_access_1. (type_consists_of_records_p): New function. (completely_scalarize_record): Likewise. (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap. (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap. (sort_and_splice_var_accesses): Hint groups with a total_scalarization access. (analyze_all_variable_accesses): Completely scalarize small eligible records. 2010-01-21 Martin Jambor * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields. 2010-01-21 Andrew Haley * gcc.c (process_command): Move lang_specific_driver before setting cc_libexec_prefix. 2010-01-21 Richard Guenther PR middle-end/19988 * fold-const.c (negate_expr_p): Pretend only negative real constants are easily negatable. 2010-01-20 Janis Johnson Jason Merrill * tree.h (TYPE_TRANSPARENT_UNION): Replace with ... (TYPE_TRANSPARENT_AGGR): this, for union and record. * calls.c (initialize argument_information): Handle it. * c-common.c (handle_transparent_union_attribute): Use new name. * c-decl.c (finish_struct): Ditto. * c-typeck.c (type_lists_compatible_p): Ditto. (convert_for_assignment): Use new name and also handle record. * function.c (aggregate_value_p): Handle it. (pass_by_reference): Ditto. (assign_parm_data_types): Ditto. * print-tree.c (print_node): Ditto. * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto. * lto-streamer-out.c (pack_ts_type_value_fields): Ditto. * tree.c (first_field): New fn. 2010-01-21 Dave Korn PR target/42818 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers, even when linking statically, for now. 2010-01-20 Alexandre Oliva PR debug/42715 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set without a cselib val. (count_uses): Accept MO_VAL_SET with no val on stores. (add_stores): Likewise. 2010-01-20 Jakub Jelinek * var-tracking.c (check_value_val): Add a compile time assertion. (dv_is_decl_p): Simplify. (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use gcc_assert if ENABLE_CHECKING. 2010-01-20 Alexandre Oliva PR debug/42782 * var-tracking.c: Include tree-flow.h. (mem_dies_at_call): New. (dataflow_set_preserve_mem_locs): Use it. (dataflow_set_remove_mem_locs): Likewise. (dump_var): Renamed from dump_variable. Adjust all callers. (dump_var_slot): Renamed from dump_variable_slot. Likewise. * Makefile.in (var-tracking.o): Adjust deps. 2010-01-20 Joern Rennecke * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list. 2010-01-20 Richard Guenther PR tree-optimization/42717 * tree-ssa-dce.c (get_live_post_dom): Remove. (forward_edge_to_pdom): Take an arbitrary edge to copy degenerate PHI args from. (remove_dead_stmt): Use the first post-dominator even if it does not contain live statements as redirection destination. 2010-01-20 Richard Guenther * tree-inline.c (estimate_num_insns): Handle EH builtins. 2010-01-20 Jakub Jelinek * sel-sched.c (create_speculation_check): Remove set but not used variable twin. (try_transformation_cache): Remove set but not used variable ds. (calculate_privileged_insns): Remove set but not used variables cur_insn and min_spec_insn. (find_best_expr): Remove set but not used variable avail_n. * tree-predcom.c (base_names_in_chain_on): Remove set but not used variable e. * cgraphunit.c (assemble_thunk): Remove set but not used variable false_label. * haifa-sched.c (remove_notes): Remove set but not used variable prev. * graphite-clast-to-gimple.c (gloog): Remove set but not used variable new_scop_exit_edge. 2010-01-20 Felyza Wishbringer PR bootstrap/42786 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx cpu types. Add support for *-sse3 cpu types. (x86_64-*-*): Ditto. 2010-01-20 Jakub Jelinek PR middle-end/42803 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE argument, call initializer_constant_valid_p_1 instead of initializer_constant_valid_p, pass CACHE to it, return NULL immediately if first call returns NULL. (initializer_constant_valid_p_1): New function. (initializer_constant_valid_p): Use it. 2010-01-20 Thomas Quinot * tree.def (PLACEHOLDER_EXPR): Fix comment. 2010-01-20 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}. (loc_list_from_tree): Don't handle unsigned division. Handle signed modulo using DW_OP_{over,over,div,mul,minus}. * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned modulo instead of signed. 2010-01-20 DJ Delorie * config/h8300/h8300.c (F): Add "in_epilogue" flag. (Fpa): Pass it (h8300_emit_stack_adjustment): Propogate it. (push): Pass it. (h8300_expand_prologue): Likewise. (h8300_expand_epilogue): Likewise. 2010-01-19 Michael Matz PR tree-optimization/41783 * tree-data-ref.c (toplevel): Include flags.h. (dump_data_dependence_relation): Also dump the inputs if the result will be unknown. (split_constant_offset_1): Look through some conversions. * tree-predcom.c (determine_roots_comp): Restart a new chain if the offset from last element is too large. (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF. (reassociate_to_the_same_stmt): Handle vector registers. * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations (e.g. conversions). * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add wide_prolog_niters argument, emit widening instructions. (vect_do_peeling_for_alignment): Adjust caller, use widened variant of the iteration cound. * Makefile.in (tree-data-ref.o): Add $(FLAGS_H). 2010-01-19 Ramana Radhakrishnan PR target/38697 * config/arm/neon-testgen.m (emit_automatics): New parameter features. Adjust for Fixed_return_reg feature. (test_intrinsic): Call emit_automatics with new feature. * config/arm/neon.ml: Update copyright years. (features): New Fixed_return_reg feature. (ops): Update feature for Vget_low. 2010-01-19 Jakub Jelinek PR tree-optimization/42719 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug stmt uses. PR debug/42728 * fwprop.c (all_uses_available_at): Return false if def_set dest is a REG that is used in def_insn. 2010-01-19 Joern Rennecke * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names. (TARGET_CC_MODES_COMPATIBLE): Put return value in braces. Add argument names. (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language. * target.h (struct gcc_target) : Change type of last argument to secondary_reload_info *. 2010-01-18 Uros Bizjak PR target/42774 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for memory references with unaligned offsets. Remove CQImode handling. (unaligned_memory_operand): Return 1 for memory references with unaligned offsets. Remove CQImode handling. 2010-01-18 Richard Guenther PR middle-end/39954 * cfgexpand.c (expand_call_stmt): TER pointer arguments in builtin calls. 2010-01-18 Richard Guenther PR tree-optimization/42781 * tree-ssa-structalias.c (find_what_var_points_to): Skip restrict processing only if the original variable was artificial. 2010-01-18 Joern Rennecke * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to find number of popped argument bytes. (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces. Fix the text that describes the return value for invalid insns. (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list. (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types. Clarify what 'cost of the -dependence' is. Fix quoting. * toplev.c (default_get_pch_validity): Rename argument to "sz". * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise. 2010-01-17 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Don't ICE on {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}. 2010-01-17 Richard Guenther PR middle-end/42248 * function.c (split_complex_args): Take a VEC to modify. (assign_parms_augmented_arg_list): Build a VEC instead of a chain of PARM_DECLs. (assign_parms_unsplit_complex): Take a VEC of arguments. Do not fixup unmodified parms. (assign_parms): Deal with the VEC. (gimplify_parameters): Likewise. 2010-01-17 Richard Guenther * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI node existence check. * tree-vect-loop.c (vect_analyze_loop_form): Likewise. * tree-cfgcleanup.c (merge_phi_nodes): Likewise. * tree-ssa-dce.c (forward_edge_to_pdom): Likewise. * tree-cfg.c (gimple_execute_on_growing_pred): Likewise. (gimple_execute_on_growing_pred): Likewise. 2010-01-17 Richard Guenther PR tree-optimization/42773 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence. (compute_antic_aux): Likewise. (compute_partial_antic_aux): Likewise. 2010-01-17 Jie Zhang PR debug/42767 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE and US_TRUNCATE. 2010-01-17 Joern Rennecke * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of appearance. (TARGET_LEGITIMATE_ADDRESS_P): Add return type. Fix markup for strict argument. (TARGET_SCHED_REORDER2): Fix argument types. (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type. (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise. (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name. (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise. (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Add argument name. (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation. (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise. (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise. (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise. (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise. (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo. (TARGET_SCHED_GEN_SPEC_CHECK): Fix name. (TARGET_ASM_RELOC_RW_MASK): Add return type. (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type. (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter. (TARGET_ASM_FILE_START): Put @findex before paragraph start. Use prototype. (TARGET_ASM_NAMED_SECTION): Fix argument list. (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr. (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise. (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr. (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types. (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup referring to it. Fix language. (TARGET_HAVE_CTORS_DTORS): Use @deftypevr. (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument. (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types. (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument. (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and '@var{stream}. Remove stray 'and'. (TARGET_ARM_EABI_UNWINDER): Use @deftypevr. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument. (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article. (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P. (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces. Fix description of return value. Rename argument "sz" to "len." (TARGET_CXX_GUARD_MASK_BIT): Add missing article. Clarify meaning of 'true' return value. (TARGET_SHIFT_TRUNCATION_MASK): Fix return type. (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of rep_mode versus mode_rep. (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document. (TARGET_BUILTIN_DECL): Fix name. (TARGET_COMMUTATIVE_P): Fix type of first argument. (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL. (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type. (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook. (TARGET_RELAXED_ORDERING): Use @deftypevr. (TARGET_GET_DRAP_RTX): Note that this is a hook. Clarify language. (TARGET_BUILTIN_RECIPROCAL): Fix argument types. Rename argument tm_fn to md_fn. (TARGET_OPTION_PRINT): Fix argument list. 2010-01-16 Harsha Jagasia PR target/42664 * config/i386/i386.c (ix86_fixup_binary_operands): Revert FMA4 fixup of operands. 2010-01-16 Ralf Wildenhues PR gcc/42525 * Makefile.in (write_entries_to_file, install-plugin): Use \012 instead of \n with tr. 2010-01-16 Richard Sandiford * configure.ac (HAVE_AS_REF): New C macro. * configure: Regenerate. * config.in: Likewise. * collect2.c (main): Only postpone SCAN_DWEH to the second pass if HAVE_AS_REF. * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define if HAVE_AS_REF. 2010-01-16 Joern Rennecke * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types. (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types. (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types. (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces. (TARGET_IN_SMALL_DATA_P): Fix argument type. (TARGET_BINDS_LOCAL_P): Fix argument type. (TARGET_ASM_FILE_END): Use prototype. (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces. (TARGET_DWARF_CALLING_CONVENTION): Fix argument type. (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types. (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type. (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces. (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise. (TARGET_PCH_VALID_P): Put 'const char *' in braces. (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise. (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces. (TARGET_ADDR_SPACE_SUBSET_P): Likewise. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces. (TARGET_ADDR_SPACE_CONVERT): Likewise. (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces. (TARGET_MACHINE_DEPENDENT_REORG: Use prototype. (TARGET_INIT_BUILTINS): Use prototype. (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN): Put 'const char *' in braces. Fix parameter types. (TARGET_INVALID_CONVERSION): Fix parameter types. (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise. (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise. (TARGET_PROMOTED_TYPE): Remove braces around 'tree'. Fix argument type. (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'. (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'. 2010-01-15 Joern Rennecke * doc/tm.texi (TARGET_HELP): Fix return type. (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode' in braces. Fix argument types. (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype. (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype. (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type. (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces. (TARGET_FIXED_POINT_SUPPORTED_P): Likewise. (TARGET_MANGLE_TYPE): Fix argument types. (TARGET_IRA_COVER_CLASSES): Use prototype. (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype. (TARGET_CAN_ELIMINATE): Use identifiers for argument names. (TARGET_PROMOTE_PROTOTYPES): Fix argument type. (TARGET_MUST_PASS_IN_STACK): Fix argument type. (TARGET_CALLEE_COPIES): Fix argument types. (TARGET_SPLIT_COMPLEX_ARG): Fix argument type. (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types. (TARGET_FUNCTION_VALUE): Fix argument types. (TARGET_RETURN_IN_MSB): Fix argument type. (TARGET_RETURN_IN_MEMORY): Fix argument types. (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types. (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type. (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text agree with return type. (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype. 2010-01-15 Jing Yu PR rtl-optimization/42691 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set a pseudo to a constant and are merged, and adjust comments. 2010-01-15 Eric Botcazou * config/i386/sse.md (avx_vperm2f1283): Fix typo. 2010-01-15 Richard Guenther PR middle-end/42739 * tree-cfgcleanup.c (remove_forwarder_block): Move destination labels of computed or non-local gotos to the destination. * tree-cfg.c (gimple_verify_flow_info): Verify that a EH landing pad label is the first label. 2010-01-15 Richard Guenther * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru. 2010-01-14 Michael Meissner PR target/42747 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn to allow generation of the xssqrtdp instruction on power7. (sqrtdf2_fpr): Ditto. 2010-01-14 Jakub Jelinek PR middle-end/42674 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in functions with noreturn attribute. PR c++/42608 * varasm.c (declare_weak): Add weak attribute to decl if it doesn't have one already. (assemble_external): Only add decls to weak_decls if they also have weak attribute. 2010-01-14 Alexandre Oliva * var-tracking.c (var_reg_delete): Don't delete the association between REGs and values or one-part variables if the register isn't clobbered. 2010-01-14 Jakub Jelinek PR debug/42657 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just because its first operand is a non-localized variable. 2010-01-14 Martin Jambor PR tree-optimization/42706 * tree-sra.c (encountered_recursive_call): New variable. (encountered_unchangable_recursive_call): Likewise. (sra_initialize): Initialize both new variables. (callsite_has_enough_arguments_p): New function. (scan_function): Call decl and flags check only for IPA-SRA, check whether there is a recursive call and whether it has enough arguments. (all_callers_have_enough_arguments_p): New function. (convert_callers): Look for recursive calls only when encountered_recursive_call is set. (ipa_early_sra): Bail out either if !all_callers_have_enough_arguments_p or encountered_unchangable_recursive_call. 2010-01-14 Alexander Monakov * sel-sched.c: Add 2010 to copyright years. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. 2010-01-14 Martin Jambor PR tree-optimization/42714 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type constructors specially. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (detect_caches_intel): Add l2sizekb parameter and fill in. (host_detect_local_cpu): Add l2sizekb, fill in. Add Atom small cache heuristic. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (detect_caches_cpuid4): Add level3 parameter and fill in. (detect_caches_intel): Handle level3 cache. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (host_detect_local_cpu): Fix core duo detection. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (host_detect_local_cpu): Fix Atom detection. 2010-01-14 Alexander Monakov * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to... (rs6000_variable_issue_1): this. Use... (rs6000_variable_issue): here. Reimplement. Print debug info. 2010-01-14 Alexander Monakov * sel-sched-ir.c (sel_restore_other_notes): Rename to sel_restore_notes. Update all callers. Call reemit_notes for all insns. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42246 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner loops. 2010-01-14 Andrey Belevantsev * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of all successors is the same as number of successors in current region. 2010-01-14 Alexander Monakov * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression to rename is not separable. Otherwise check that its LHS is not NULL. 2010-01-14 Alexander Monakov * sel-sched.c (choose_best_reg_1): Loop over all regs for mode. 2010-01-14 Alexander Monakov * sel-sched.c (mark_unavailable_hard_regs): Do not try to search available registers when failed to discover LHS register class. Fix indentation. Update comment. 2010-01-14 Andrey Belevantsev Alexander Monakov PR rtl-optimization/42389 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE to can_issue_more. (advance_state_on_fence): Likewise. (sel_target_adjust_priority): Print debug output only when sched_verbose >= 4, not 2. (get_expr_cost): Do not issue all unique insns on the next cycle. (fill_insns): Initialize can_issue_more from the value saved with the fence. * sel-sched-ir.c (flist_add): New parameter issue_more. Init FENCE_ISSUE_MORE with it. (merge_fences): Likewise. (init_fences): Update call to flist_add. (add_to_fences, add_clean_fence_to_fences) (add_dirty_fence_to_fences): Likewise. (move_fence_to_fences): Update call to merge_fences. (invoke_reorder_hooks): Do not reset can_issue_more on insns from sched groups. * sel-sched-ir.h (struct _fence): New field issue_more. (FENCE_ISSUE_MORE): New accessor macro. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42388 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks that have no predecessors nor successors. Do not call move_bb_info for empty blocks outside of current region. 2010-01-14 Alexander Monakov PR rtl-optimization/42294 * sel-sched-ir.h (struct _sel_insn_data): Update comment. * sel-sched.c (move_exprs_to_boundary): Transitively add all originators' originators. 2010-01-14 Alexander Monakov PR rtl-optimization/39453 PR rtl-optimization/42246 * sel-sched-ir.c (considered_for_pipelining_p): Do not test for pipelining_p. (sel_add_loop_preheaders): Add preheader to last_added_blocks. 2010-01-14 Andrey Belevantsev Alexander Monakov PR middle-end/42245 * sel-sched-ir.c (sel_recompute_toporder): New. Use it... (maybe_tidy_empty_bb): ... here. Make static. Add new argument. Update all callers. (tidy_control_flow): ... and here. Recompute topological order of basic blocks in region if necessary. (sel_redirect_edge_and_branch): Change return type. Return true if topological order might have been invalidated. (purge_empty_blocks): Export and move from... * sel-sched.c (purge_empty_blocks): ... here. * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype. (maybe_tidy_empty_bb): Delete prototype. (purge_empty_blocks): Declare. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42249 * sel-sched.c (try_replace_dest_reg): When chosen register and original register is the same, do not bail out early, but still check all original insns for validity of replacing destination register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function in this case. 2010-01-14 Jakub Jelinek PR c/42721 Port from no-undefined-overflow branch: 2009-03-09 Richard Guenther * fold-const.c (add_double_with_sign): Fix unsigned overflow detection. 2010-01-14 Richard Guenther PR lto/42665 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node. 2010-01-14 Ira Rosen PR tree-optimization/42709 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type as scalar type in creation of constant vector operand. 2010-01-14 Ralf Wildenhues PR testsuite/42414 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%) (check-parallel-%): Match `testsuite' directory component only at the end. 2010-01-14 Shujing Zhao PR translation/39521 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs strings with _(). 2010-01-13 Richard Guenther PR tree-optimization/42730 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for offset zero. 2010-01-13 Steve Ellcey PR target/pr42542 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT for V2SI by subtracting (-(INT MAX) - 1) from both operands to make them signed. 2010-01-13 Bernd Schmidt * config/bfin/libgcc-bfin.ver: Regenerate based on current libgcc-std.ver. Add entries for ___smulsi3_highpart and ___umulsi3_highpart. * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling rather than schedule_insns if the pass is enabled. 2010-01-13 Martin Jambor PR tree-optimization/42704 * tree-sra.c (sra_modify_assign): Do not delete assignments to SSA_NAMEs. 2010-01-13 Martin Jambor PR tree-optimization/42703 * tree-sra.c (analyze_access_subtree): Check that we can build a reference to the original data within the aggregate. 2010-01-13 Richard Guenther PR tree-optimization/42705 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels. 2010-01-13 Richard Guenther PR middle-end/42716 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs. 2010-01-13 Jakub Jelinek PR debug/41371 * var-tracking.c (values_to_unmark): New variable. (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in values_to_unmark vector. Moved body to... (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO, instead queue it into values_to_unmark vector. (vt_find_locations): Free values_to_unmark vector. 2010-01-13 Wolfgang Gellerich * config/s390/s390.c (override_options): Set default of max-pending-list-length to 256 2010-01-13 Richard Guenther PR lto/42678 * tree-pass.h (PROP_gimple_lcx): New. * cfgexpand.c (pass_expand): Require PROP_gimple_lcx. * passes.c (init_optimization_passes): Move pass_lower_complex_O0 before the final cleanup_eh. (dump_properties): Dump PROP_gimple_lcx. * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx. (tree_lower_complex_O0): Remove. (gate_no_optimization): Run if PROP_gimple_lcx is not set. (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run tree_lower_complex, schedule TODO_update_ssa. * lto-streamer-out.c (output_function): Stream the functions properties. * lto-streamer-in.c (input_function): Likewise. (lto_read_body): Do not override them here. 2010-01-12 Joseph Myers PR c/42708 * c-typeck.c (build_c_cast): Fold value cast to union type before wrapping it in a CONSTRUCTOR. 2010-01-12 Jakub Jelinek PR rtl-optimization/42699 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are involved. 2010-01-12 Rainer Orth * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC, SUBTARGET_WARN_UNUSED_SPEC): Move ... config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC, SUBTARGET_WARN_UNUSED_SPEC): ... here * config/mips/iris5.h (LIBGCC_SPEC): Define. 2010-01-12 Julian Brown * config/arm/neon-schedgen.ml (Utils): Don't try to open missing module. (find_with_result): New. 2010-01-12 Jakub Jelinek PR debug/42662 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx sharing when canonicalizing ({lt,ge}u (plus a b) b). PR tree-optimization/42645 * tree-inline.c (processing_debug_stmt): Move earlier. Make static. (remap_ssa_name): If processing_debug_stmt and name wasn't found in decl_map, set processing_debug_stmt to -1 and return name without any remapping. 2010-01-11 Dave Korn * doc/install.texi (Specific#x-x-cygwin): Document minimum required binutils version, and reword target configuration description. 2010-01-11 Andy Hutchinson * config/avr/avr.h (LINKER_NAME): Remove. 2010-01-11 Janis Johnson PR target/42416 * config/rs6000/rs6000.c (rs6000_override_options): On targets that support VSX, warn for -mno-altivec if vsx is not disabled, and disable vsx. 2010-01-11 Joseph Myers Shujing Zhao PR translation/42469 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=, fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab character between option name and help text. * c.opt (imultilib): Likewise. 2010-01-10 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output static variables. 2010-01-10 Steven Bosscher PR rtl-optimization/42621 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not optimizing for size. (duplicate_computed_gotos): Remove now-redundant check. 2010-01-10 Steve Ellcey PR target/37454 * configure.ac: Save and restore LDFLAGS and LIBS * configure: Regenerate. 2010-01-10 Richard Guenther PR middle-end/42667 * builtins.c (fold_builtin_strlen): Add type argument and convert the resulting length to it. (fold_builtin_1): Adjust. 2010-01-09 Jakub Jelinek * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by 1 insn. (num_insns_constant_wide): Adjust for that change. 2010-01-09 Alexandre Oliva PR debug/42631 * web.c (union_defs): Add used argument, to combine uses of uninitialized regs. (entry_register): Adjust type and tests of used argument. (web_main): Widen used for new use. Pass it to union_defs. * df.h (union_defs): Adjust prototype. 2010-01-09 Alexandre Oliva PR debug/42630 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug uses in new incoming argument. Free body. (reset_debug_uses_in_loop): New. (analyze_insn_to_expand_var): Call the latter if the former found anything. Fix whitespace. Reject invalid dest overlaps before going through all insns in the loop. 2010-01-09 Alexandre Oliva PR debug/42629 * haifa-sched.c (dying_use_p): Debug insns don't count. 2010-01-09 Alexandre Oliva PR middle-end/42363 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls. * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice. (verify_gimple_call): Reject LHS in noreturn calls. 2010-01-09 Alexandre Oliva PR debug/42604 PR debug/42395 * tree-vect-loop-manip.c (adjust_info): New type. (adjust_vec): New pointer to vector. (adjust_debug_stmts_now, adjust_vec_debug_stmts): New. (adjust_debug_stmts, adjust_phi_and_debug_stmts): New. (slpeel_update_phis_for_duplicate_loop): Use them. (slpeel_update_phi_nodes_for_guard1): Likewise. (slpeel_update_phi_nodes_for_guard2): Likewise. (slpeel_tree_peel_loop_to_edge): Likewise. (vect_update_ivs_after_vectorizer): Likewise. 2010-01-09 Alexandre Oliva * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren. (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise. 2010-01-09 Alexandre Oliva * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence bogus uninitialized warning. 2010-01-09 Richard Guenther PR middle-end/42512 * tree-scalar-evolution.c (interpret_loop_phi): Make sure the evolution is compatible with the initial condition. 2010-01-09 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2010-01-08 Andy Hutchinson PR target/41885 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check. (rotlhi3): Delete. (rotlhi3_8): Delete. (rotlsi3): Delete. (rotlsi3_8): Delete. (rotlsi3_16): Delete. (rotlsi3_24): Delete. (rotl3): New. (*rotw3): New. (*rotb3): New. * config/avr/avr.c (avr_rotate_bytes): New function. * config/avr/avr-proto.h (avr_rotate_bytes): New function. 2010-01-08 Steve Ellcey PR target/37454 * configure.ac: Modify -rdynamic check. * configure: Regenerate. 2010-01-08 DJ Delorie * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler register popping order. 2010-01-08 Richard Guenther PR lto/42528 * c.opt (fsigned-char): Also let LTO handle this option. (funsigned-char): Likewise. 2010-01-07 Richard Guenther * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING. (gimple_op): Likewise. (gimple_op_ptr): Likewise. (gimple_assign_set_lhs): Remove gcc_assert. (gimple_assign_set_rhs1): Likewise. (gimple_assign_set_rhs2): Likewise. (gimple_call_set_lhs): Likewise. (gimple_call_set_fn): Likewise. (gimple_call_set_fndecl): Likewise. (gimple_call_fndecl): Likewise. (gimple_call_return_type): Likewise. (gimple_call_set_chain): Likewise. (gimple_call_num_args): Likewise. (gimple_call_set_arg): Likewise. (gimple_cond_set_code): Likewise. (gimple_cond_set_lhs): Likewise. (gimple_cond_set_rhs): Likewise. (gimple_cond_set_true_label): Likewise. (gimple_cond_set_false_label): Likewise. (gimple_label_set_label): Likewise. (gimple_goto_set_dest): Likewise. (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING. (gimple_debug_bind_get_value): Likewise. (gimple_debug_bind_get_value_ptr): Likewise. (gimple_debug_bind_set_var): Likewise. (gimple_debug_bind_set_value): Likewise. (gimple_debug_bind_reset_value): Likewise. (gimple_debug_bind_has_value_p): Likewise. (gimple_return_retval_ptr): Remove gcc_assert. (gimple_return_retval): Likewise. (gimple_return_set_retval): Likewise. * tree-flow.h (struct gimple_df): Remove nonlocal_all member. (safe_referenced_var_iterator): Remove. (FOR_EACH_REFERENCED_VAR_SAFE): Likewise. * tree-flow-inline.h (gimple_nonlocal_all): Remove. (fill_referenced_var_vec): Remove. (first_readonly_imm_use): Remove redundant gcc_assert. (phi_arg_index_from_use): Combine gcc_asserts. (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING. (first_imm_use_stmt): Remove redundant gcc_assert. * tree-cfg.c (verify_gimple_call): Verify function and chain operands. Verify arguments. (verify_types_in_gimple_stmt): Verify condition code and labels. 2010-01-07 Richard Guenther PR tree-optimization/42641 * sese.c (rename_map_elt_info): Use the SSA name version, do not hash pointers. 2010-01-07 Jakub Jelinek PR tree-optimization/42625 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*, TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases. 2010-01-07 Duncan Sands * Makefile.in (PLUGIN_HEADERS): Add version.h. 2010-01-07 Uros Bizjak PR target/42511 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when note itself is not function_invariant_p. 2009-01-07 Steven Bosscher * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist): Do not add the DF_NOTE problem. * store-motion.c (execute_rtl_store_motion): Likewise. 2010-01-07 Martin Jambor PR tree-optimization/42157 * tree-sra.c (compare_access_positions): Stabilize sort if both accesses have integer types, return zero immediately if they are the same. 2010-01-06 Richard Henderson PR middle-end/41883 * haifa-sched.c (add_to_note_list): Merge into ... (concat_note_lists): ... here, and ... (unlink_other_notes, rm_other_notes): Merge into... (remove_notes): ... here. Create REG_SAVE_NOTEs for NOTE_INSN_EPILOGUE_BEG. 2010-01-06 Richard Guenther * ipa-inline.c (cgraph_decide_inlining_incrementally): Do not inline regular functions into always-inline functions. 2010-01-06 Nick Clifton * config/rx/rx.h (enum rx_cpu_type): Add RX200. (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are used together. (OVERRIDE_OPTIONS): Delete. (OPTIMIZATION_OPTIONS): Define. (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option. * config/rx/rx.c (rx_handle_option): Issue an error message if -mcpu=rx200 and -fpu are used together. (rx_set_optimization_options): New function. Issue an error message if an optimization attribute attempts to reset the FPU/ math optimization pairing. * config/rx/rx-protos.h (rx_set_optimization_options): Prototype. * config/rx/rx.opt: Set the default to 32-bit doubles. * config/rx/t-rx: Add multilibs for -nofpu option. * doc/invoke.texi: Update documentation of RX options. 2010-01-06 Richard Guenther * tree-ssa-pre.c (name_to_id): New global. (alloc_expression_id): Simplify SSA name handling. (lookup_expression_id): Likewise. (init_pre): Zero name_to_id. (fini_pre): Free it. 2010-01-06 Uros Bizjak * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM. 2010-01-05 H.J. Lu PR target/42542 * config/i386/sse.md (smaxv2di3): New. (umaxv2di3): Likewise. (sminv2di3): Likewise. (uminv2di3): Likewise. 2010-01-05 Eric Botcazou PR target/42564 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete. * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise. (legitimize_tls_address): Likewise. (sparc_tls_referenced_p): Likewise. * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address and adjust calls to legitimize_pic_address. (legitimate_constant_p) Use sparc_tls_referenced_p. (legitimate_pic_operand_p): Likewise. (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P. (sparc_tls_symbol_ref_1): Delete. (sparc_tls_referenced_p): Make static, recognize specific patterns. (legitimize_tls_address): Make static, handle CONST patterns. (legitimize_pic_address): Make static, remove unused parameter and adjust recursive calls. (sparc_legitimize_address): Make static, use sparc_tls_referenced_p and adjust call to legitimize_pic_address. (sparc_output_mi_thunk): Likewise. 2010-01-05 Paolo Bonzini H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both operands to make them signed. Revert: 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-05 Martin Jambor PR tree-optimization/42462 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of current_function_decl to helper functions and macros. 2010-01-05 Rainer Orth PR bootstrap/41771 * flags.h: Don't include real.h. (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): Move ... * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here. * dominance.c: Update copyright. * gimple.c (walk_gimple_op): Remove inline. * tree-ssa-reassoc.c: Include real.h. * Makefile.in (FLAGS_H): Remove $(REAL_H). (tree-ssa-reassoc.o): Depend on $(REAL_H). 2010-01-05 Nick Clifton * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second register to push into the stack frame when the accumulator has to be saved during interrupts. 2010-01-05 Eric Fisher * doc/invoke.texi: Remove the documentation about option -Wunreachable-code. * common.opt (Wunreachable-code): Preserved for backward compatibility. * tree-cfg.c: Remove the implementation of -Wunreachable-code. * opts.c (common_handle_option): Add OPT_Wunreachable_code to the backward compatibility flag section. 2010-01-05 Richard Guenther * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize. 2010-01-05 Jakub Jelinek PR other/42611 * cfgexpand.c (expand_one_var): Diagnose too large variables. PR tree-optimization/42508 * tree-sra.c (convert_callers): Check for recursive call by comparing cgraph nodes instead of decls. (modify_function): Call ipa_modify_formal_parameters also on all same_body aliases. * cgraphunit.c (cgraph_materialize_all_clones): Compare cgraph nodes when checking for same_body aliases. 2010-01-05 Richard Guenther * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant allocation and lookup. (get_or_alloc_expr_for_constant): Likewise. (phi_translate): Sink allocation. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate a new entry only if needed. * tree-ssa-dom.c (lookup_avail_expr): Likewise. * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one hashtable lookup. * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate the result array. (phi_translate): Handle CONSTANTs early. 2010-01-04 Martin Jambor PR tree-optimization/42398 * tree-sra.c (struct access): Removed flag grp_different_types. (dump_access): Do not dump the removed flag. (sort_and_splice_var_accesses): Do not set the removed flag. (sra_modify_expr): Check for type compatibility directly. 2010-01-04 Martin Jambor PR tree-optimization/42366 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on edges with variable number of parameters. * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done flag instead of asserting it. (ipa_read_node_info): Read uses_analysis_done flag. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use iterative_hash_* as intended. (vn_reference_compute_hash): Likewise. Simplify hashing SSA names. (vn_reference_lookup_2): Likewise. (vn_nary_op_compute_hash): Likewise. (vn_phi_compute_hash): Likewise. (expressions_equal_p): Remove strange code. * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable (). (pre_expr_hash): Likewise. Simplify hashing SSA names. (bitmap_insert_into_set_1): Take value-id as parameter. (add_to_value): Pass it. (bitmap_insert_into_set): Likewise. (bitmap_value_insert_into_set): Likewise. Remove redundant check. 2010-01-04 Jakub Jelinek PR driver/42442 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define. (do_self_spec): For switches with SWITCH_IGNORE set set also SWITCH_IGNORE_PERMANENTLY. (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead of SWITCH_IGNORE. 2010-01-04 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output the full tree of an unreferenced global var. 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-04 H.J. Lu PR lto/42581 * collect2.c (main): Turn on trace in collect2 if -v is passed to gcc with LTO. 2010-01-03 Jerry Quinn * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update description of expression operand. 2010-01-03 Andrew Jenner * configure.ac: Add install-html to target_list for Make-hooks. * configure: Regenerate. * fortran/Make-lang.in (F95_HTMLFILES): New. (fortran.html): Use it. (fortran.install-html): New. * Makefile.in (install-html): Add lang.install-html. * java/Make-lang.in (JAVA_HTMLFILES): New. (java.html): Use it. (java.install-html): New. * objc/Make-lang.in (objc.install-html): New. * objcp/Make-lang.in (obj-c++.install-html): New. * cp/Make-lang.in (c++.install-html): New. * ada/gcc-interface/Make-lang.in (ada.install-html): New. * lto/Make-lang.in (lto.install-html): New. 2010-01-03 H.J. Lu PR lto/42520 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt. 2009-01-03 Steven Bosscher PR rtl-optimization/41862 * store-motion.c (store_killed_in_insn, compute_store_table, remove_reachable_equiv_notes, replace_store_insn, build_store_vectors): Ignore all DEBUG_INSNs. 2010-01-03 H.J. Lu PR lto/41564 * common.opt: Add dumpdir. * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase isn't specified. (option_map): Add --dumpdir. * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir. * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o. * opts.c (decode_options): Try dump_dir_name first if dump_base_name isn't an absolute path. (common_handle_option): Handle OPT_dumpdir. * toplev.c (dump_dir_name): New. (print_switch_values): Also ignore -dumpdir. * toplev.h (dump_dir_name): New. 2010-01-03 Richard Guenther PR tree-optimization/42589 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow double-word expansion of bswap32. 2010-01-03 Steven Bosscher * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN. * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise. * ifcvt.c (noce_get_alt_condition, noce_try_abs, noce_process_if_block): Likewise. * gcse.c (compute_local_properties, insert_expr_in_table, insert_set_in_table, canon_list_insert, find_avail_set, pre_insert_copy_insn): Likewise. * basic-block.h (BLOCK_NUM): Move from here... * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler. 2010-01-03 Richard Guenther PR tree-optimization/42438 * tree-ssa-pre.c (struct bb_bitmap_sets): Add contains_may_not_return_call flag. (BB_MAY_NOTRETURN): New. (valid_in_sets): Trapping nary operations are not valid in blocks that may not return. (insert_into_preds_of_block): Remove check for trapping expressions. (compute_avail): Compute also BB_MAY_NOTRETURN. 2010-01-03 Gerald Pfeifer * doc/invoke.texi: Add 2010 to copyright years. 2010-01-03 Eric Botcazou * config/sparc/sparc.c: Fix formatting nits. 2010-01-02 Gerald Pfeifer Alexander Monakov * doc/invoke.texi (Optimize Options): Reword introduction a bit. 2010-01-02 Richard Guenther PR middle-end/42577 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks. (simplify_switch_using_ranges): Mark to be removed edges as non-executable. 2010-01-02 John David Anglin * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two. * collect2.c (scan_libraries): Add missing argument in call to scan_prog_file. 2010-01-02 Uros Bizjak PR target/42448 * config/alpha/predicates.md (aligned_memory_operand): Return false for CQImode. (unaligned_memory_operand): Return true for CQImode. * config/alpha/alpha.c (get_aligned_mem): Assert that location doesn not cross aligned SImode word boundary. 2010-01-02 Anatoly Sokolov * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_): Remove. * config/avr/avr-protos.h (avr_init_once, avr_optimization_options, avr_change_section, avr_reg_class_from_letter) : Remove declaration. 2010-01-02 Richard Guenther PR lto/41597 * toplev.c (compile_file): Emit LTO marker properly. Change it to __gnu_lto_v1. * collect2.c (scan_prog_file): Adjust for changed LTO marker. 2010-01-01 Richard Guenther PR debug/42455 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order. 2010-01-01 Richard Guenther PR c/42570 * c-decl.c (grokdeclarator): For zero-size arrays force structural equality checks as layout_type does. 2010-01-01 H.J. Lu * builtins.c: Update copyright to 2010. 2010-01-01 H.J. Lu PR lto/42531 * lto-streamer-out.c (produce_asm): Revert the last change. (copy_function): Likewise. * lto-streamer.c (lto_get_section_name): Skip any leading asterisk in name. 2010-01-01 Richard Guenther PR middle-end/42559 * builtins.c (get_object_alignment): Do not use DECL_ALIGN for LABEL_DECLs. Copyright (C) 2010 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.