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// 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();
}
RawType* function_impl_type() const { return function_impl_type_; }
void set_function_impl_type(const Type& value) {
function_impl_type_ = 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_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();
}
RawGrowableObjectArray* pending_classes() const { return pending_classes_; }
void set_pending_classes(const GrowableObjectArray& value) {
ASSERT(!value.IsNull());
pending_classes_ = value.raw();
}
RawGrowableObjectArray* pending_functions() const {
return pending_functions_;
}
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_;
}
RawError* sticky_error() const { return sticky_error_; }
void set_sticky_error(const Error& value) {
ASSERT(!value.IsNull());
sticky_error_ = value.raw();
}
void clear_sticky_error() { sticky_error_ = Error::null(); }
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();
}
RawGrowableObjectArray* megamorphic_cache_table() const {
return megamorphic_cache_table_;
}
void set_megamorphic_cache_table(const GrowableObjectArray& value) {
megamorphic_cache_table_ = value.raw();
}
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 then false is returned and error
// information is stored in sticky_error().
bool PreallocateObjects();
void InitKnownObjects();
static void Init(Isolate* isolate);
private:
ObjectStore();
RawObject** from() { return reinterpret_cast<RawObject**>(&object_class_); }
RawClass* object_class_;
RawType* object_type_;
RawClass* null_class_;
RawType* null_type_;
RawType* function_type_;
RawType* function_impl_type_;
RawType* number_type_;
RawType* int_type_;
RawClass* integer_implementation_class_;
RawClass* smi_class_;
RawType* smi_type_;
RawClass* mint_class_;
RawType* mint_type_;
RawClass* bigint_class_;
RawClass* double_class_;
RawType* double_type_;
RawType* float32x4_type_;
RawType* int32x4_type_;
RawType* float64x2_type_;
RawType* string_type_;
RawClass* future_class_;
RawClass* completer_class_;
RawClass* stream_iterator_class_;
RawClass* symbol_class_;
RawClass* one_byte_string_class_;
RawClass* two_byte_string_class_;
RawClass* external_one_byte_string_class_;
RawClass* external_two_byte_string_class_;
RawType* bool_type_;
RawClass* bool_class_;
RawClass* array_class_;
RawType* array_type_;
RawClass* immutable_array_class_;
RawClass* growable_object_array_class_;
RawClass* linked_hash_map_class_;
RawClass* float32x4_class_;
RawClass* int32x4_class_;
RawClass* float64x2_class_;
RawClass* error_class_;
RawClass* weak_property_class_;
RawArray* symbol_table_;
RawArray* canonical_type_arguments_;
RawLibrary* async_library_;
RawLibrary* builtin_library_;
RawLibrary* core_library_;
RawLibrary* collection_library_;
RawLibrary* convert_library_;
RawLibrary* developer_library_;
RawLibrary* internal_library_;
RawLibrary* isolate_library_;
RawLibrary* math_library_;
RawLibrary* mirrors_library_;
RawLibrary* native_wrappers_library_;
RawLibrary* profiler_library_;
RawLibrary* root_library_;
RawLibrary* typed_data_library_;
RawLibrary* vmservice_library_;
RawGrowableObjectArray* libraries_;
RawGrowableObjectArray* pending_classes_;
RawGrowableObjectArray* pending_functions_;
RawGrowableObjectArray* pending_deferred_loads_;
RawGrowableObjectArray* resume_capabilities_;
RawGrowableObjectArray* exit_listeners_;
RawGrowableObjectArray* error_listeners_;
RawError* sticky_error_;
RawContext* empty_context_;
RawInstance* stack_overflow_;
RawInstance* out_of_memory_;
RawUnhandledException* preallocated_unhandled_exception_;
RawStacktrace* preallocated_stack_trace_;
RawFunction* lookup_port_handler_;
RawTypedData* empty_uint32_array_;
RawFunction* handle_message_function_;
RawArray* library_load_error_table_;
RawArray* compile_time_constants_;
RawObject** to_snapshot() {
return reinterpret_cast<RawObject**>(&compile_time_constants_);
}
RawGrowableObjectArray* megamorphic_cache_table_;
RawCode* megamorphic_miss_code_;
RawFunction* megamorphic_miss_function_;
RawObject** to() {
return reinterpret_cast<RawObject**>(&megamorphic_miss_function_);
}
friend class FullSnapshotWriter;
friend class SnapshotReader;
friend class VmIsolateSnapshotReader;
DISALLOW_COPY_AND_ASSIGN(ObjectStore);
};
} // namespace dart
#endif // VM_OBJECT_STORE_H_