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Diffstat (limited to 'gcc-4.4.3/gcc/ChangeLog.lock-annotations')
-rw-r--r-- | gcc-4.4.3/gcc/ChangeLog.lock-annotations | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/gcc-4.4.3/gcc/ChangeLog.lock-annotations b/gcc-4.4.3/gcc/ChangeLog.lock-annotations deleted file mode 100644 index 40e8794cf..000000000 --- a/gcc-4.4.3/gcc/ChangeLog.lock-annotations +++ /dev/null @@ -1,252 +0,0 @@ -2009-03-08 Le-Chun Wu <lcwu@google.com> - - * attribs.c (decl_attributes): Merge the attribute arguments if - another attribute of the same kind is already on the decl. - (merge_lock_attr_args): New function. - * c-common.c (check_lock_unlock_attr_args): Fix coding style issues. - -2009-03-05 Le-Chun Wu <lcwu@google.com> - - * tree-threadsafe-analyze.c (is_base_object_base_class): New function. - (get_canonical_expr): Enhanced to handle base class objects. - (lock_set_contains): Likewise. - (handle_call_gs): Fix an issue in processing the 'this' object of a - method call. - -2009-01-20 Le-Chun Wu <lcwu@google.com> - - * cp/parser.c (cp_parser_init_declarator): Pass both prefix_attributes - and attributes to grokfield. - -2009-01-07 Le-Chun Wu <lcwu@google.com> - - * tree-threadsafe-analyze.c (lock_set_contains): Check the lock set - with the fully-qualified name if the lock is a field. - -2008-12-18 Le-Chun Wu <lcwu@google.com> - - * tree-threadsafe-analyze.c (get_canonical_expr): Fix an issue in - handling lockable objects wrapped in smart pointers. - -2008-12-17 Le-Chun Wu <lcwu@google.com> - - * attribs.c (decl_attributes): Handle fake attribute argument list - nodes for delay parsing and lock attributes with unsupported arguments. - (is_lock_attribute_with_args): New function. - (is_lock_attribute_p): Likewise. - (extract_lock_attributes): Likewise. - * tree.h (is_lock_attribute_with_args): Declaration for new function. - (extract_lock_attributes): Likewise. - * toplev.c (parsing_lock_attribute): New global variable. - * toplev.h (parsing_lock_attribute): Declaration for new global - variable. - * cp/call.c (build_new_method_call): Suppress errors for calls in lock - attributes. - * cp/pt.c (pending_attribute): New struct for pending lock attribute - whose instantiation is deferred. - (pending_lock_attributes): New static variable pointing to pending - lock attributes. - (find_parameter_packs_r): Skip walking the subtrees if the tree list - node is created for delay parsing. - (apply_late_template_attributes): Defer instantiation of lock - attributes. - (pa_reverse): New function. - (instantiate_class_template): Instantiate the deferred lock attributes - and apply them to the corresponding declarations. - (tsubst_copy): Suppress errors for lock attributes. - * cp/semantics.c (finish_non_static_data_member): Suppress errors for - and allow uses of non-static class members in lock attributes. - * cp/lex.c (unqualified_name_lookup_error): Suppress errors for lock - attributes. - * cp/decl2.c (is_late_template_attribute): Handle delay parsing of lock - attribute arguments. - * cp/parser.c (cp_parser): New field. - (cp_parser_name_lookup_error): Suppress errors for lock attributes. - (cp_parser_new): Initialize unparsed_attribute_args_queue to NULL_TREE. - (cp_parser_parenthesized_expression_list): Fix a problem in parsing - identifier arguments and skip folding for decl arguments. - (cp_parser_condition): Add a new argument to cp_parser_attributes_opt. - (cp_parser_decl_specifier_seq): Likewise. - (cp_parser_conversion_type_id): Likewise. - (cp_parser_elaborated_type_specifier): Likewise. - (cp_parser_elaborated_type_specifier): Likewise. - (cp_parser_enum_specifier): Likewise. - (cp_parser_namespace_definition): Likewise. - (cp_parser_using_directive): Likewise. - (cp_parser_init_declarator): Allow lock attributes on function - definitions. Also add a new argument to cp_parser_attributes_opt. - (cp_parser_declarator): Add a new argument to cp_parser_attributes_opt. - (cp_parser_type_specifier_seq): Likewise. - (cp_parser_parameter_declaration): Likewise. - (cp_parser_class_specifier): Late parse the lock attribute arguments - only after finish the outermost class. Also add a new argument to - cp_parser_attributes_opt. - (cp_parser_class_head): Add a new argument to cp_parser_attributes_opt. - (cp_parser_member_declaration): Likewise. - (cp_parser_attributes_opt): Add a new parameter 'member_p' and call - cp_parser_attribute_list with it. - (cp_parser_save_attribute_arg_list): New function. - (cp_parser_attribute_list): Add a new parameter 'member_p'. Also delay - parsing of lock attribute arguments by saving the tokens. - (cp_parser_late_parsing_attribute_arg_lists): New function. - (cp_parser_objc_class_ivars): Add a new argument to - cp_parser_attributes_opt. - (cp_parser_omp_for_loop): Add a new argument to - cp_parser_attributes_opt. - * c-decl.c (undeclared_variable): Suppress errors for lock attributes. - * common.opt: Add a new flag 'Wthread-unsupported-lock-name'. - * c-common.c (supported_lock_expression): New function. - (get_lock_decl): Handle unsupported lock expressions. - (handle_guarded_by_attribute): Handle unsupported lock expressions and - downgrade the attributes. - (populate_acquired_after_map): Likewise. - (handle_acquired_order_attribute): Remove delay binding code. - (check_lock_unlock_attr_args): Use type_num_arguments for the number of - function parameters. And handle unsupported lock arguments. - (handle_lock_attribute): Set lockable_type to NULL if the decl_context - is not a type. - (handle_unlock_attribute): Likewise. - (handle_lock_returned_attribute): Handle unsupported lock expressions. - * c-common.h: Remove declaration of process_unbound_attribute_args. - * tree-threadsafe-analyze.c (gimple_call_tab): New static variable. - (call_gs_hash): New function. - (call_gs_eq): Likewise. - (build_fully_qualified_lock): Add a new argument to get_canonical_expr. - Call get_canonical_expr instead of building a component_ref directly. - (get_canonical_expr): Add a new parameter 'base_obj' for a field decl. - Handle lockable objects wrapped in smart pointers and gimple call - statements. Handle array_ref with non-constant indices. - (leftmost_operand_is_field_decl): New function. - (lock_set_contains): Handle universal lock (i.e. error_mark_node). - (check_lock_required): Add a new argument to get_canonical_expr and - lock_set_contains. Use fully-qualified lock names. Handle unsupported - lock expressions. - (add_lock_to_lockset): New function. - (handle_lock_primitive_attrs): Handle universal lock. Add a new - argument to get_canonical_expr. Check if the decl_context of the - function is a type. - (handle_unlock_primitive_attr): Add a new argument to - get_canonical_expr. Use lock_set_contains instead of - pointer_set_contains. - (process_function_attrs): Handle universal lock. Add a new argument to - get_canonical_expr and lock_set_contains. - (process_guarded_by_attrs): Refactor the code by calling - check_lock_required. - (analyze_expr): Fix a bug in handling indirect references. Handle - universal lock. - (warn_unreleased_locks): Handle universal lock. - (analyze_stmt_r): Fix a bug in handling indirect references. - (execute_threadsafe_analyze): Handle the case where exit block may not - be reachable from the entry. - * c-parser.c (c_parser_declaration_or_fndef): Allow lock attributes on - function definitions. Add support for suppressing errors for lock - attributes. - -2008-09-02 Le-Chun Wu <lcwu@google.com> - - * tree-threadsafe-analyze.c (get_lock_returned_by_call): New function - to return the lock specified in the lock_returned attribute. - (get_lockable_decl): Modified to use the GIMPLE tuple IR. - (get_canonical_expr): Ditto. - (get_actual_argument_from_position): Ditto. - (handle_lock_primitive_attrs): Ditto. - (handle_unlock_primitive_attr): Ditto. - (process_function_attrs): Ditto. - (handle_call_gs): New function that handles gimple call statements. It - replaces the old function handle_call_expr. - (analyze_expr): Modified to use the GIMPLE tuple IR. Added a new - parameter "is_indirect_ref" to support "point_to_guarded_by" attribute - in class members. - (get_trylock_info): Modified to use the GIMPLE tuple IR. - (handle_cond_gs): New function to handle gimple condition statements. - It replaces the old function is_condition_fed_by_trylock. - (analyze_stmt_r): New helper function for walk_gimple_stmt() that is - called on each gimple statement. - (analyze_op_r): New helper function for walk_gimple_stmt() that is - called on each operand of a visited gimple statement. - (execute_threadsafe_analyze): Modified to use the GIMPLE tuple IR. - -2008-08-05 Le-Chun Wu <lcwu@google.com> - - * c-common.c (handle_guarded_by_attribute): Add comments to explain - why we cannot identify static class data members at this point of - compilation. - (check_lock_unlock_attr_args, handle_lock_returned_attribute): Use the - DECL_CONTEXT of a function decl node to determine whether the decl is - a class member. - * tree-threadsafe-analyze.c (build_fully_qualified_lock): New function - to build a fully-qualified name of a lock that is a class member. - (get_canonical_expr): Refactor the code to use - build_fully_qualified_lock. - (handle_lock_primitive_attrs): Call build_fully_qualified_lock. - (handle_unlock_primitive_attr): Call build_fully_qualified_lock. - -2008-07-02 Le-Chun Wu <lcwu@google.com> - - * tree-threadsafe-analyze.c (dump_expr_tree): Fix -Wcast-qual and/or - -Wc++-compat warnings. - (match_locks): Ditto. - (check_acquired_after): Ditto. - (check_locking_order): Ditto. - (handle_unlock_primitive_attr): Ditto. - (warn_locally_unreleased_locks): Ditto. - (warn_unreleased_locks): Ditto. - * gcc/tree-threadsafe-analyze.h: Fix -Wcast-qual and/or -Wc++-compat - warnings. - -2008-06-17 Le-Chun Wu <lcwu@google.com> - - * tree-pretty-print.c (dump_generic_node): Pass 'flags' to the - print_call_name call. - (print_call_name): Add a new parameter 'flags' and pass it to the - dump_generic_node calls. - * tree-pass.h: Add a new pass declaration. - * pointer-set.c (pointer_set_copy): New function. - (pointer_set_delete): Likewise. - (pointer_set_intersection_complement): Likewise. - (pointer_set_union_inplace): Likewise. - (pointer_set_cardinality): Likewise. - * pointer-set.h: Add declarations of new functions. - * toplev.c: Include tree-threadsafe-analyze.h. - (compile_file): Clean up the global data structures used by the thread - safety analysis. - * c-cppbuiltin.c (c_cpp_builtins): Define a new macro - '__SUPPORT_TS_ANNOTATION__'. - * gimplify.c (lookup_tmp_var): Copy thread safety attributes to tmp - variable and save the original variable name. - * common.opt: Add new warning flags -Wthread-safety, - -Wthread-unguarded-var, -Wthread-unguarded-func, - -Wthread-mismatched-lock-order, -Wthread-mismatched-lock-acq-rel, - -Wthread-reentrant-lock. - * c-common.c: Include tree-threadsafe-analyze.h and define new thread - safety attributes. - (unbound_attribute_args): New variable for delaying process of thread - safety attributes in class definition. - (unprocessed_acq_after_args): Likewise. - (unprocessed_acq_before_args): Likewise. - (handle_lockable_attribute): New attribute handler. - (handle_guarded_by_attribute): Likewise. - (handle_point_to_guarded_by_attribute): Likewise. - (handle_guarded_attribute): Likewise. - (handle_point_to_guarded_attribute): Likewise. - (handle_acquired_order_attribute): Likewise. - (handle_lock_attribute): Likewise. - (handle_unlock_attribute): Likewise. - (handle_locks_required_excluded_attribute): Likewise. - (handle_lock_returned_attribute): Likewise. - (handle_no_thread_safety_analysis_attribute): Likewise. - (get_lock_decl): New helper function. - (populate_acquired_after_map): Likewise. - (is_lock_formal_parameter): Likewise. - (check_lock_unlock_attr_args): Likewise. - (process_unbound_attribute_args): New function to process thread safety - attributes inside a class definition. - * c-common.h: Add declaration for process_unbound_attribute_args. - * Makefile.in (OBJS-common): Add tree-threadsafe-analyze.o. - * passes.c (init_optimization_passes): Add a new pass. - * tree-threadsafe-analyze.c: New file. - * tree-threadsafe-analyze.h: New file. - * c-parser.c (c_parser_attributes): Replace the original code that - handles the argument list with a call to c_parser_attr_arg_list. - (c_parser_attr_arg_list): New function to parse the attribute argument - list. |