X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=f9d861a06a6ea2844e89b6ac134225f5b04bbed0;hp=fb45927af73a4068a5a031372f897ab5d07a8adf;hb=937bceaf3fae2e31d7131cf6fbe64cea350b0e55;hpb=16b3528573b5363a76a41cde453f7256b8f6c596 diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb45927af73..f9d861a06a6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,376 @@ +2008-03-04 Rafael Espindola + + * fold-const.c (tree_unary_nonzero_warnv_p): New. + (tree_binary_nonzero_warnv_p): New. + (tree_single_nonzero_warnv_p): New. + (tree_expr_nonzero_warnv_p): Redefine using the new functions. + +2008-03-04 Uros Bizjak + + PR middle-end/35456 + * fold-const.c (fold_cond_expr_with_comparison): Prevent + transformations for modes that have signed zeros. + * ifcvt.c (noce_try_abs): Ditto. + +2008-03-04 Joseph Myers + + * config/i386/i386.c (override_options): Force + -maccumulate-outgoing-args on if TARGET_STACK_PROBE. + +2008-03-04 Jan Hubicka + + PR c++/35262 + * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo + in last commit. + +2008-03-04 Danny Smith + + * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk + label to probe the stack. + +2008-03-04 Danny Smith + + * gthr-win32.h [__GTHREAD_HIDE_WIN32API] + (__gthr_win32_mutex_destroy): Declare. + [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use + __gthr_win32_mutex_destroy. + * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define. + +2008-03-03 Jan Hubicka + + PR c++/35262 + * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more + aggressive on inlining cold calls. + +2008-03-03 Richard Guenther + + * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert + struct copies into the expression table. + (simplify_unary_expression): Handle VIEW_CONVERT_EXPR. + (try_to_simplify): Likewise. + * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of + integral and pointer arguments which do not change the + precision to NOP_EXPRs. + * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust + VIEW_CONVERT_EXPR case. + +2008-03-02 Sebastian Pop + + * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME + defined in a loop at depth 0 is invariant. + * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto. + * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never + be called at loop depth 0. + +2008-03-02 Jakub Jelinek + + PR driver/35420 + * 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. + +2008-03-02 Manuel Lopez-Ibanez + + PR 24924 + * c-common.c (flag_permissive): Delete. + (constant_expression_warnings): Check flags first. + (constant_expression_error): New. + * c-common.h (flag_permissive): Delete. + (constant_expression_error): Declare. + * flags.h (flag_permissive): Declare. Update description. + * diagnostic.c (pedwarn): Update. + (permerror): New. + * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind. + (permissive_error_kind): New. + * toplev.c (flag_permissive): Define. Update description. + * toplev.h (permissive_error_kind): Declare. + * c-errors.c (pedwarn_c99): Use pedantic_warning_kind. + (pedwarn_c90): Use pedantic_warning_kind. + * c-opts.c (c_common_post_options): flag_permissive does not affect + flag_pedantic_errors. + +2008-03-02 Joseph Myers + + * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3, + __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2, + __absvsi2, __absvDI2): Use unsigned arithmetic. + +2008-03-02 Andi Kleen + Richard Guenther + + * struct-equiv.c: Remove file. + * cfg_cleanup.c (condjump_equiv_p): Remove. + * Makefile.in (OBJS-common): Remove struct-equiv.o. + (struct-equiv.o): Remove rule. + * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*, + insns_match_p, struct_equiv_block_eq, struct_equiv_init, + rtx_equiv_p, condjump_equiv_p): Remove prototypes. + +2008-03-01 Alexandre Oliva + + * ifcvt.c (noce_process_if_block): Try to handle only the then + block if the else block exists but isn't suitable. + +2008-03-01 Janne Blomqvist + + PR gcc/35063 + * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations. + * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes + regression from previous patch. + +2008-03-01 Janne Blomqvist + + PR gcc/35063 + * gthr.h: Add __gthread_mutex_destroy as a function that must be + implemented. + * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation. + * gthr-single.h (__gthread_mutex_destroy): Likewise. + * gthr-rtems.h (__gthread_mutex_destroy): Likewise. + * gthr-mipssde.h (__gthread_mutex_destroy): Likewise. + * gthr-nks.h (__gthread_mutex_destroy): Likewise. + * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy. + * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove. + (__gthread_mutex_destroy_function): Rename to + __gthread_mutex_destroy. + * gthr-dce.h (__gthread_mutex_destroy): Call + pthread_mutex_destroy. + * gthr-tpf.h (__gthread_mutex_destroy): Likewise. + * gthr-posix.h (__gthread_mutex_destroy): Likewise. + * gthr-posix95.h (__gthread_mutex_destroy): Likewise. + +2008-03-01 Alexandre Oliva + + * df-scan.c (df_ref_chain_change_bb): Simplify. + (df_insn_change_bb): Add new_bb argument. Simplify. Call + set_block_for_insn if there's any change. + * df.h ((df_insn_change_bb): Fix prototype. + * cfgrtl.c (update_bb_for_insn_chain): Pass bb to + df_insn_change_bb, don't call set_block_for_insn. + * emit-rtl.c (reorder_insns): Likewise. + * haifa-sched.c (move_insn): Likewise. + +2008-03-01 Alexandre Oliva + + * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly. + +2008-03-01 Alexandre Oliva + + * tree-flow-inline.h (next_readonly_imm_use): Return + NULL_USE_OPERAND_P after the end. + +2008-03-01 Richard Guenther + + PR tree-optimization/35411 + * tree-sra.c (sra_build_assignment): Split conversion to + final type to a separate statement if we are not assigning + to a register. + +2008-02-29 Francois-Xavier Coudert + + * fold-const.c (fold_convertible_p): Correct the logic to follow + that in fold_convert(). + +2008-02-29 Douglas Gregor + + PR c++/35315 + * tree-inline.c (build_duplicate_type): When we make a + duplicate type, make it unique in the canonical types system. + +2008-02-29 Tom Tromey + + * toplev.c (input_file_stack, input_file_stack_tick, fs_p, + input_file_stack_history, input_file_stack_restored): Remove. + (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise. + * input.h (struct file_stack): Remove. + (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise. + (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS): + Likewise. + * diagnostic.h (struct diagnostic_context) : Change + type. + (diagnostic_last_module_changed): Add 'map' argument. + (diagnostic_set_last_function): Likewise. + * diagnostic.c (undiagnostic_report_current_module): Iterate using + line map, not input_file_stack. + * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc. + +2008-02-29 Paul Brook + + * config/arm/arm.md (arm_addsi3): Add r/k/n alternative. + +2008-02-29 Paul Brook + + * config/arm/ieee754-df.S (muldf3): Use RET macros. + +2008-02-29 Richard Guenther + + * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via + vn_lookup_or_add. + * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs + value for comparing for a store match. + (simplify_unary_expression): Do nothing for SSA_NAMEs. + (try_to_simplify): Do not do a full-blown reference lookup. + +2008-02-29 Kaz Kojima + + * config/sh/sh.c (sh_scalar_mode_supported_p): New function. + (TARGET_SCALAR_MODE_SUPPORTED_P): Define. + + * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling. + +2008-02-29 Sebastian Pop + + * tree-loop-linear.c (try_interchange_loops): Compare memory access + strides against cache sizes. + +2008-02-29 Kaz Kojima + + * config/sh/sh.c (sh_secondary_reload): Handle loading a float + constant to fpul. + +2008-02-28 Richard Sandiford + + * simplify-rtx.c (simplify_unary_operation_1): Extend the handling + of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value + is smaller than the original promoted value. + (simplify_subreg): If OP is a SUBREG, try to preserve its + SUBREG_PROMOTED_VAR_P information. + +2008-02-28 Steven Bosscher + + * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack. + (VN_INFO_GET): Allocate new objects on the obstack. + (init_scc_vn): Initialize the obstack. Use XDELETE instead of free + for rpo_numbers_temp, for consistency. + (free_scc_vn): Free the obstack. + +2008-02-28 Sebastian Pop + + * doc/invoke.texi: Document -ftree-loop-distribution. + * tree-loop-distribution.c: New. + * tree-pass.h (pass_loop_distribution): New. + * graphds.h (struct graph): Add htab_t indices. + * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New. + * tree-vectorizer.c (rename_variables_in_loop): Extern. + (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL. + * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared. + * tree-data-ref.c (debug_data_dependence_relations): New. + (dump_data_dependence_relation): Also print data references. + (free_data_ref): Extern. + (same_access_functions): Moved... + (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt. + (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component, + debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg, + struct rdg_vertex_info, rdg_vertex_for_stmt): New. + (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up. + (stmts_from_loop): Skip LABEL_EXPR. + (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): + New. + (build_rdg): Initialize rdg->indices htab. + (free_rdg, stores_from_loop, ref_base_address, + rdg_defs_used_in_other_loops_p, have_similar_memory_accesses, + have_similar_memory_accesses_1, ref_base_address_1, + remove_similar_memory_refs): New. + * tree-data-ref.h: Depend on tree-chrec.h. + (debug_data_dependence_relations, free_data_ref): Declared. + (same_access_functions): ... here. + (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): + New. + (struct rdg_vertex): Add has_mem_write and has_mem_reads. + (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, + RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New. + (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component, + debug_rdg_component, dump_rdg, debug_rdg, dot_rdg, + rdg_vertex_for_stmt): Declared. + (struct rdg_edge): Add level. + (RDGE_LEVEL): New. + (free_rdg, stores_from_loop, remove_similar_memory_refs, + rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): + Declared. + (rdg_has_similar_memory_accesses): New. + * tree-vect-analyze.c: Remove unused static decls. + * lambda.h (dependence_level): New. + * common.opt (ftree-loop-distribution): New. + * tree-flow.h (mark_virtual_ops_in_bb, + slpeel_tree_duplicate_loop_to_edge_cfg, + rename_variables_in_loop): Declared. + * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h. + (OBJS-common): Add tree-loop-distribution.o. + (tree-loop-distribution.o): New rule. + * tree-cfg.c (mark_virtual_ops_in_bb): New. + (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb. + * passes.c (init_optimization_passes): Schedule pass_loop_distribution. + +2008-02-28 Joseph Myers + + PR target/33963 + * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types + other than structures and unions. + +2008-02-28 Richard Guenther + + Revert: + 2008-02-26 Richard Guenther + + * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ... + * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here. + (lookup_decl_from_uid): Declare. + (remove_decl_from_map): Likewise. + * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ... + * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here. + (decl_for_uid_map): New global hashtable mapping DECL_UID + to the decl tree. + (init_ttree): Allocate it. + (insert_decl_to_uid_decl_map): New helper function. + (make_node_stat): Insert new decls into the map. + (copy_node_stat): Likewise. + (lookup_decl_from_uid): New function. + (remove_decl_from_map): Likewise. + (print_decl_for_uid_map_statistics): New helper. + (dump_tree_statistics): Call it. + + * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap. + (referenced_var_iterator): Adjust. + (FOR_EACH_REFERENCED_VAR): Adjust. + (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator. + (num_referenced_vars): Adjust. + * tree-flow-inline.h (gimple_referenced_vars): Adjust. + (first_referenced_var): Remove. + (end_referenced_vars_p): Likewise. + (next_referenced_var): Likewise. + (referenced_var_iterator_set): New helper function. + * tree-dfa.c (referenced_var_lookup): Adjust. + (referenced_var_check_and_insert): Likewise. + (remove_referenced_var): Likewise. + * tree-ssa.c (verify_flow_insensitive_alias_info): Use + FOR_EACH_REFERENCED_VAR_IN_BITMAP. + (verify_call_clobbering): Likewise. + (verify_memory_partitions): Likewise. + (init_tree_ssa): Allocate bitmap instead of hashtable for + referenced_vars. + (delete_tree_ssa): Adjust. + * tree-ssa-alias.c (mark_aliases_call_clobbered): Use + FOR_EACH_REFERENCED_VAR_IN_BITMAP. + (compute_tag_properties): Likewise. + (set_initial_properties): Likewise. + (find_partition_for): Likewise. + (update_reference_counts): Likewise. + (dump_may_aliases_for): Likewise. + * tree-ssa-operands.c (add_virtual_operand): Likewise. + (add_call_clobber_ops): Likewise. + (add_call_read_ops): Likewise. + (get_asm_expr_operands): Likewise. + * tree-into-ssa.c (dump_decl_set): Likewise. + (update_ssa): Likewise. + * tree-sra.c (scan_function): Likewise. + (decide_instantiations): Likewise. + (scalarize_parms): Likewise. + * tree-ssa-alias-warnings.c (build_reference_table): Likewise. + (dsa_named_for): Likewise. + * tree-ssa-structalias.c (update_alias_info): Likewise. + (merge_smts_into): Likewise. + 2008-02-27 David Daney PR target/34409 @@ -37,7 +410,7 @@ 2008-02-27 Richard Guenther - PR middle-end/25290 + PR middle-end/35390 * fold-const.c (fold_unary): Return the correct argument, converted to the result type.