| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #ifndef VM_OBJECT_STORE_H_ |
| #define VM_OBJECT_STORE_H_ |
| |
| #include "vm/object.h" |
| |
| namespace dart { |
| |
| // Forward declarations. |
| class Isolate; |
| class ObjectPointerVisitor; |
| |
| // The object store is a per isolate instance which stores references to |
| // objects used by the VM. |
| // TODO(iposva): Move the actual store into the object heap for quick handling |
| // by snapshots eventually. |
| class ObjectStore { |
| public: |
| enum BootstrapLibraryId { |
| kNone = 0, |
| kAsync, |
| kCore, |
| kCollection, |
| kConvert, |
| kDeveloper, |
| kInternal, |
| kIsolate, |
| kMath, |
| kMirrors, |
| kProfiler, |
| kTypedData, |
| kVMService, |
| }; |
| |
| ~ObjectStore(); |
| |
| RawClass* object_class() const { |
| ASSERT(object_class_ != Object::null()); |
| return object_class_; |
| } |
| void set_object_class(const Class& value) { object_class_ = value.raw(); } |
| static intptr_t object_class_offset() { |
| return OFFSET_OF(ObjectStore, object_class_); |
| } |
| |
| RawType* object_type() const { return object_type_; } |
| void set_object_type(const Type& value) { |
| object_type_ = value.raw(); |
| } |
| |
| RawClass* null_class() const { |
| ASSERT(null_class_ != Object::null()); |
| return null_class_; |
| } |
| void set_null_class(const Class& value) { null_class_ = value.raw(); } |
| |
| RawType* null_type() const { return null_type_; } |
| void set_null_type(const Type& value) { |
| null_type_ = value.raw(); |
| } |
| |
| RawType* function_type() const { return function_type_; } |
| void set_function_type(const Type& value) { |
| function_type_ = value.raw(); |
| } |
| |
| RawClass* closure_class() const { return closure_class_; } |
| void set_closure_class(const Class& value) { |
| closure_class_ = value.raw(); |
| } |
| |
| RawType* number_type() const { return number_type_; } |
| void set_number_type(const Type& value) { |
| number_type_ = value.raw(); |
| } |
| |
| RawType* int_type() const { return int_type_; } |
| void set_int_type(const Type& value) { |
| int_type_ = value.raw(); |
| } |
| |
| RawClass* integer_implementation_class() const { |
| return integer_implementation_class_; |
| } |
| void set_integer_implementation_class(const Class& value) { |
| integer_implementation_class_ = value.raw(); |
| } |
| |
| RawClass* smi_class() const { return smi_class_; } |
| void set_smi_class(const Class& value) { smi_class_ = value.raw(); } |
| |
| RawType* smi_type() const { return smi_type_; } |
| void set_smi_type(const Type& value) { smi_type_ = value.raw(); |
| } |
| |
| RawClass* double_class() const { return double_class_; } |
| void set_double_class(const Class& value) { double_class_ = value.raw(); } |
| |
| RawType* double_type() const { return double_type_; } |
| void set_double_type(const Type& value) { double_type_ = value.raw(); } |
| |
| RawClass* mint_class() const { return mint_class_; } |
| void set_mint_class(const Class& value) { mint_class_ = value.raw(); } |
| |
| RawType* mint_type() const { return mint_type_; } |
| void set_mint_type(const Type& value) { mint_type_ = value.raw(); } |
| |
| RawClass* bigint_class() const { return bigint_class_; } |
| void set_bigint_class(const Class& value) { bigint_class_ = value.raw(); } |
| |
| RawType* string_type() const { return string_type_; } |
| void set_string_type(const Type& value) { |
| string_type_ = value.raw(); |
| } |
| |
| RawClass* future_class() const { return future_class_; } |
| void set_future_class(const Class& value) { |
| future_class_ = value.raw(); |
| } |
| |
| RawClass* completer_class() const { return completer_class_; } |
| void set_completer_class(const Class& value) { |
| completer_class_ = value.raw(); |
| } |
| |
| RawClass* stream_iterator_class() const { return stream_iterator_class_; } |
| void set_stream_iterator_class(const Class& value) { |
| stream_iterator_class_ = value.raw(); |
| } |
| |
| RawClass* symbol_class() { return symbol_class_; } |
| void set_symbol_class(const Class& value) { |
| symbol_class_ = value.raw(); |
| } |
| |
| RawClass* one_byte_string_class() const { return one_byte_string_class_; } |
| void set_one_byte_string_class(const Class& value) { |
| one_byte_string_class_ = value.raw(); |
| } |
| |
| RawClass* two_byte_string_class() const { return two_byte_string_class_; } |
| void set_two_byte_string_class(const Class& value) { |
| two_byte_string_class_ = value.raw(); |
| } |
| |
| RawClass* external_one_byte_string_class() const { |
| return external_one_byte_string_class_; |
| } |
| void set_external_one_byte_string_class(const Class& value) { |
| external_one_byte_string_class_ = value.raw(); |
| } |
| |
| RawClass* external_two_byte_string_class() const { |
| return external_two_byte_string_class_; |
| } |
| void set_external_two_byte_string_class(const Class& value) { |
| external_two_byte_string_class_ = value.raw(); |
| } |
| |
| RawType* bool_type() const { return bool_type_; } |
| void set_bool_type(const Type& value) { bool_type_ = value.raw(); } |
| |
| RawClass* bool_class() const { return bool_class_; } |
| void set_bool_class(const Class& value) { bool_class_ = value.raw(); } |
| |
| RawClass* array_class() const { return array_class_; } |
| void set_array_class(const Class& value) { array_class_ = value.raw(); } |
| static intptr_t array_class_offset() { |
| return OFFSET_OF(ObjectStore, array_class_); |
| } |
| |
| RawType* array_type() const { return array_type_; } |
| void set_array_type(const Type& value) { array_type_ = value.raw(); } |
| |
| RawClass* immutable_array_class() const { return immutable_array_class_; } |
| void set_immutable_array_class(const Class& value) { |
| immutable_array_class_ = value.raw(); |
| } |
| |
| RawClass* growable_object_array_class() const { |
| return growable_object_array_class_; |
| } |
| void set_growable_object_array_class(const Class& value) { |
| growable_object_array_class_ = value.raw(); |
| } |
| static intptr_t growable_object_array_class_offset() { |
| return OFFSET_OF(ObjectStore, growable_object_array_class_); |
| } |
| |
| RawClass* linked_hash_map_class() const { |
| return linked_hash_map_class_; |
| } |
| void set_linked_hash_map_class(const Class& value) { |
| linked_hash_map_class_ = value.raw(); |
| } |
| |
| RawClass* float32x4_class() const { |
| return float32x4_class_; |
| } |
| void set_float32x4_class(const Class& value) { |
| float32x4_class_ = value.raw(); |
| } |
| |
| RawType* float32x4_type() const { return float32x4_type_; } |
| void set_float32x4_type(const Type& value) { float32x4_type_ = value.raw(); } |
| |
| RawClass* int32x4_class() const { |
| return int32x4_class_; |
| } |
| void set_int32x4_class(const Class& value) { |
| int32x4_class_ = value.raw(); |
| } |
| |
| RawType* int32x4_type() const { return int32x4_type_; } |
| void set_int32x4_type(const Type& value) { int32x4_type_ = value.raw(); } |
| |
| RawClass* float64x2_class() const { |
| return float64x2_class_; |
| } |
| void set_float64x2_class(const Class& value) { |
| float64x2_class_ = value.raw(); |
| } |
| |
| RawType* float64x2_type() const { return float64x2_type_; } |
| void set_float64x2_type(const Type& value) { float64x2_type_ = value.raw(); } |
| |
| RawClass* error_class() const { |
| return error_class_; |
| } |
| void set_error_class(const Class& value) { |
| error_class_ = value.raw(); |
| } |
| static intptr_t error_class_offset() { |
| return OFFSET_OF(ObjectStore, error_class_); |
| } |
| |
| RawClass* weak_property_class() const { |
| return weak_property_class_; |
| } |
| void set_weak_property_class(const Class& value) { |
| weak_property_class_ = value.raw(); |
| } |
| |
| RawArray* symbol_table() const { return symbol_table_; } |
| void set_symbol_table(const Array& value) { symbol_table_ = value.raw(); } |
| |
| RawArray* canonical_types() const { |
| return canonical_types_; |
| } |
| void set_canonical_types(const Array& value) { |
| canonical_types_ = value.raw(); |
| } |
| |
| RawArray* canonical_type_arguments() const { |
| return canonical_type_arguments_; |
| } |
| void set_canonical_type_arguments(const Array& value) { |
| canonical_type_arguments_ = value.raw(); |
| } |
| |
| RawLibrary* async_library() const { return async_library_; } |
| RawLibrary* builtin_library() const { return builtin_library_; } |
| RawLibrary* core_library() const { return core_library_; } |
| RawLibrary* collection_library() const { return collection_library_; } |
| RawLibrary* convert_library() const { return convert_library_; } |
| RawLibrary* developer_library() const { return developer_library_; } |
| RawLibrary* internal_library() const { return internal_library_; } |
| RawLibrary* isolate_library() const { return isolate_library_; } |
| RawLibrary* math_library() const { return math_library_; } |
| RawLibrary* mirrors_library() const { return mirrors_library_; } |
| RawLibrary* profiler_library() const { return profiler_library_; } |
| RawLibrary* typed_data_library() const { return typed_data_library_; } |
| RawLibrary* vmservice_library() const { return vmservice_library_; } |
| |
| void set_bootstrap_library(BootstrapLibraryId index, const Library& value) { |
| switch (index) { |
| case kAsync: |
| async_library_ = value.raw(); |
| break; |
| case kCore: |
| core_library_ = value.raw(); |
| break; |
| case kCollection: |
| collection_library_ = value.raw(); |
| break; |
| case kConvert: |
| convert_library_ = value.raw(); |
| break; |
| case kDeveloper: |
| developer_library_ = value.raw(); |
| break; |
| case kInternal: |
| internal_library_ = value.raw(); |
| break; |
| case kIsolate: |
| isolate_library_ = value.raw(); |
| break; |
| case kMath: |
| math_library_ = value.raw(); |
| break; |
| case kMirrors: |
| mirrors_library_ = value.raw(); |
| break; |
| case kProfiler: |
| profiler_library_ = value.raw(); |
| break; |
| case kTypedData: |
| typed_data_library_ = value.raw(); |
| break; |
| case kVMService: |
| vmservice_library_ = value.raw(); |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| } |
| |
| void set_builtin_library(const Library& value) { |
| builtin_library_ = value.raw(); |
| } |
| |
| RawLibrary* native_wrappers_library() const { |
| return native_wrappers_library_; |
| } |
| void set_native_wrappers_library(const Library& value) { |
| native_wrappers_library_ = value.raw(); |
| } |
| |
| RawLibrary* root_library() const { return root_library_; } |
| void set_root_library(const Library& value) { |
| root_library_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* libraries() const { return libraries_; } |
| void set_libraries(const GrowableObjectArray& value) { |
| libraries_ = value.raw(); |
| } |
| |
| RawArray* libraries_map() const { return libraries_map_; } |
| void set_libraries_map(const Array& value) { |
| libraries_map_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* closure_functions() const { |
| return closure_functions_; |
| } |
| void set_closure_functions(const GrowableObjectArray& value) { |
| ASSERT(!value.IsNull()); |
| closure_functions_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* pending_classes() const { return pending_classes_; } |
| void set_pending_classes(const GrowableObjectArray& value) { |
| ASSERT(!value.IsNull()); |
| pending_classes_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* pending_deferred_loads() const { |
| return pending_deferred_loads_; |
| } |
| void clear_pending_deferred_loads() { |
| pending_deferred_loads_ = GrowableObjectArray::New(); |
| } |
| |
| RawGrowableObjectArray* resume_capabilities() const { |
| return resume_capabilities_; |
| } |
| |
| RawGrowableObjectArray* exit_listeners() const { |
| return exit_listeners_; |
| } |
| |
| RawGrowableObjectArray* error_listeners() const { |
| return error_listeners_; |
| } |
| |
| RawContext* empty_context() const { return empty_context_; } |
| void set_empty_context(const Context& value) { |
| empty_context_ = value.raw(); |
| } |
| |
| RawInstance* stack_overflow() const { return stack_overflow_; } |
| void set_stack_overflow(const Instance& value) { |
| stack_overflow_ = value.raw(); |
| } |
| |
| RawInstance* out_of_memory() const { return out_of_memory_; } |
| void set_out_of_memory(const Instance& value) { |
| out_of_memory_ = value.raw(); |
| } |
| |
| RawUnhandledException* preallocated_unhandled_exception() const { |
| return preallocated_unhandled_exception_; |
| } |
| void set_preallocated_unhandled_exception(const UnhandledException& value) { |
| preallocated_unhandled_exception_ = value.raw(); |
| } |
| |
| RawStacktrace* preallocated_stack_trace() const { |
| return preallocated_stack_trace_; |
| } |
| void set_preallocated_stack_trace(const Stacktrace& value) { |
| preallocated_stack_trace_ = value.raw(); |
| } |
| |
| RawFunction* lookup_port_handler() const { |
| return lookup_port_handler_; |
| } |
| void set_lookup_port_handler(const Function& function) { |
| lookup_port_handler_ = function.raw(); |
| } |
| |
| RawTypedData* empty_uint32_array() const { |
| return empty_uint32_array_; |
| } |
| void set_empty_uint32_array(const TypedData& array) { |
| // Only set once. |
| ASSERT(empty_uint32_array_ == TypedData::null()); |
| ASSERT(!array.IsNull()); |
| empty_uint32_array_ = array.raw(); |
| } |
| |
| RawFunction* handle_message_function() const { |
| return handle_message_function_; |
| } |
| void set_handle_message_function(const Function& function) { |
| handle_message_function_ = function.raw(); |
| } |
| |
| RawArray* library_load_error_table() const { |
| return library_load_error_table_; |
| } |
| void set_library_load_error_table(const Array& table) { |
| library_load_error_table_ = table.raw(); |
| } |
| static intptr_t library_load_error_table_offset() { |
| return OFFSET_OF(ObjectStore, library_load_error_table_); |
| } |
| |
| RawArray* compile_time_constants() const { |
| return compile_time_constants_; |
| } |
| void set_compile_time_constants(const Array& value) { |
| compile_time_constants_ = value.raw(); |
| } |
| |
| RawArray* unique_dynamic_targets() const { |
| return unique_dynamic_targets_; |
| } |
| void set_unique_dynamic_targets(const Array& value) { |
| unique_dynamic_targets_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* token_objects() const { |
| return token_objects_; |
| } |
| void set_token_objects(const GrowableObjectArray& value) { |
| token_objects_ = value.raw(); |
| } |
| |
| RawArray* token_objects_map() const { |
| return token_objects_map_; |
| } |
| void set_token_objects_map(const Array& value) { |
| token_objects_map_ = value.raw(); |
| } |
| |
| RawGrowableObjectArray* megamorphic_cache_table() const { |
| return megamorphic_cache_table_; |
| } |
| void set_megamorphic_cache_table(const GrowableObjectArray& value) { |
| megamorphic_cache_table_ = value.raw(); |
| } |
| RawCode* megamorphic_miss_code() const { |
| return megamorphic_miss_code_; |
| } |
| RawFunction* megamorphic_miss_function() const { |
| return megamorphic_miss_function_; |
| } |
| void SetMegamorphicMissHandler(const Code& code, const Function& func) { |
| // Hold onto the code so it is traced and not detached from the function. |
| megamorphic_miss_code_ = code.raw(); |
| megamorphic_miss_function_ = func.raw(); |
| } |
| |
| // Visit all object pointers. |
| void VisitObjectPointers(ObjectPointerVisitor* visitor); |
| |
| // Called to initialize objects required by the vm but which invoke |
| // dart code. If an error occurs the error object is returned otherwise |
| // a null object is returned. |
| RawError* PreallocateObjects(); |
| |
| void InitKnownObjects(); |
| |
| static void Init(Isolate* isolate); |
| |
| void PrintToJSONObject(JSONObject* jsobj); |
| |
| private: |
| ObjectStore(); |
| |
| #define OBJECT_STORE_FIELD_LIST(V) \ |
| V(RawClass*, object_class_) \ |
| V(RawType*, object_type_) \ |
| V(RawClass*, null_class_) \ |
| V(RawType*, null_type_) \ |
| V(RawType*, function_type_) \ |
| V(RawClass*, closure_class_) \ |
| V(RawType*, number_type_) \ |
| V(RawType*, int_type_) \ |
| V(RawClass*, integer_implementation_class_) \ |
| V(RawClass*, smi_class_) \ |
| V(RawType*, smi_type_) \ |
| V(RawClass*, mint_class_) \ |
| V(RawType*, mint_type_) \ |
| V(RawClass*, bigint_class_) \ |
| V(RawClass*, double_class_) \ |
| V(RawType*, double_type_) \ |
| V(RawType*, float32x4_type_) \ |
| V(RawType*, int32x4_type_) \ |
| V(RawType*, float64x2_type_) \ |
| V(RawType*, string_type_) \ |
| V(RawClass*, future_class_) \ |
| V(RawClass*, completer_class_) \ |
| V(RawClass*, stream_iterator_class_) \ |
| V(RawClass*, symbol_class_) \ |
| V(RawClass*, one_byte_string_class_) \ |
| V(RawClass*, two_byte_string_class_) \ |
| V(RawClass*, external_one_byte_string_class_) \ |
| V(RawClass*, external_two_byte_string_class_) \ |
| V(RawType*, bool_type_) \ |
| V(RawClass*, bool_class_) \ |
| V(RawClass*, array_class_) \ |
| V(RawType*, array_type_) \ |
| V(RawClass*, immutable_array_class_) \ |
| V(RawClass*, growable_object_array_class_) \ |
| V(RawClass*, linked_hash_map_class_) \ |
| V(RawClass*, float32x4_class_) \ |
| V(RawClass*, int32x4_class_) \ |
| V(RawClass*, float64x2_class_) \ |
| V(RawClass*, error_class_) \ |
| V(RawClass*, weak_property_class_) \ |
| V(RawArray*, symbol_table_) \ |
| V(RawArray*, canonical_types_) \ |
| V(RawArray*, canonical_type_arguments_) \ |
| V(RawLibrary*, async_library_) \ |
| V(RawLibrary*, builtin_library_) \ |
| V(RawLibrary*, core_library_) \ |
| V(RawLibrary*, collection_library_) \ |
| V(RawLibrary*, convert_library_) \ |
| V(RawLibrary*, developer_library_) \ |
| V(RawLibrary*, internal_library_) \ |
| V(RawLibrary*, isolate_library_) \ |
| V(RawLibrary*, math_library_) \ |
| V(RawLibrary*, mirrors_library_) \ |
| V(RawLibrary*, native_wrappers_library_) \ |
| V(RawLibrary*, profiler_library_) \ |
| V(RawLibrary*, root_library_) \ |
| V(RawLibrary*, typed_data_library_) \ |
| V(RawLibrary*, vmservice_library_) \ |
| V(RawGrowableObjectArray*, libraries_) \ |
| V(RawArray*, libraries_map_) \ |
| V(RawGrowableObjectArray*, closure_functions_) \ |
| V(RawGrowableObjectArray*, pending_classes_) \ |
| V(RawGrowableObjectArray*, pending_deferred_loads_) \ |
| V(RawGrowableObjectArray*, resume_capabilities_) \ |
| V(RawGrowableObjectArray*, exit_listeners_) \ |
| V(RawGrowableObjectArray*, error_listeners_) \ |
| V(RawContext*, empty_context_) \ |
| V(RawInstance*, stack_overflow_) \ |
| V(RawInstance*, out_of_memory_) \ |
| V(RawUnhandledException*, preallocated_unhandled_exception_) \ |
| V(RawStacktrace*, preallocated_stack_trace_) \ |
| V(RawFunction*, lookup_port_handler_) \ |
| V(RawTypedData*, empty_uint32_array_) \ |
| V(RawFunction*, handle_message_function_) \ |
| V(RawArray*, library_load_error_table_) \ |
| V(RawArray*, compile_time_constants_) \ |
| V(RawArray*, unique_dynamic_targets_) \ |
| V(RawGrowableObjectArray*, token_objects_) \ |
| V(RawArray*, token_objects_map_) \ |
| V(RawGrowableObjectArray*, megamorphic_cache_table_) \ |
| V(RawCode*, megamorphic_miss_code_) \ |
| V(RawFunction*, megamorphic_miss_function_) \ |
| |
| RawObject** from() { return reinterpret_cast<RawObject**>(&object_class_); } |
| #define DECLARE_OBJECT_STORE_FIELD(type, name) \ |
| type name; |
| OBJECT_STORE_FIELD_LIST(DECLARE_OBJECT_STORE_FIELD) |
| #undef DECLARE_OBJECT_STORE_FIELD |
| RawObject** to() { |
| return reinterpret_cast<RawObject**>(&megamorphic_miss_function_); |
| } |
| RawObject** to_snapshot(Snapshot::Kind kind) { |
| switch (kind) { |
| case Snapshot::kCore: |
| return reinterpret_cast<RawObject**>(&compile_time_constants_); |
| case Snapshot::kAppWithJIT: |
| case Snapshot::kAppNoJIT: |
| return to(); |
| case Snapshot::kScript: |
| case Snapshot::kMessage: |
| case Snapshot::kNone: |
| case Snapshot::kInvalid: |
| break; |
| } |
| UNREACHABLE(); |
| return NULL; |
| } |
| |
| friend class Serializer; |
| friend class Deserializer; |
| |
| DISALLOW_COPY_AND_ASSIGN(ObjectStore); |
| }; |
| |
| } // namespace dart |
| |
| #endif // VM_OBJECT_STORE_H_ |
