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arkcompiler_ets_runtime/ecmascript/object_factory.cpp
wengchangcheng 6e5a7e8362 Descriptor: ark hilog refactor 
details:
1. use hilog in ohos device
2. use panda logger in host
issue:  https://gitee.com/openharmony/ark_js_runtime/issues/I5FR5J

Signed-off-by: wengchangcheng <wengchangcheng@huawei.com>
Change-Id: I6f5de00751154bdb6aac3101515961a3a4432e80
2022-07-06 22:55:49 +08:00

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/*
* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ecma_string_table.h"
#include "ecma_vm.h"
#include "ecmascript/accessor_data.h"
#include "ecmascript/base/error_helper.h"
#include "ecmascript/builtins.h"
#include "ecmascript/builtins/builtins_collator.h"
#include "ecmascript/builtins/builtins_date_time_format.h"
#include "ecmascript/builtins/builtins_errors.h"
#include "ecmascript/builtins/builtins_global.h"
#include "ecmascript/builtins/builtins_number_format.h"
#include "ecmascript/builtins/builtins_promise.h"
#include "ecmascript/builtins/builtins_promise_handler.h"
#include "ecmascript/builtins/builtins_object.h"
#include "ecmascript/builtins/builtins_proxy.h"
#include "ecmascript/ecma_macros.h"
#include "ecmascript/free_object.h"
#include "ecmascript/global_env.h"
#include "ecmascript/global_env_constants-inl.h"
#include "ecmascript/global_env_constants.h"
#include "ecmascript/ic/ic_handler.h"
#include "ecmascript/ic/profile_type_info.h"
#include "ecmascript/ic/property_box.h"
#include "ecmascript/ic/proto_change_details.h"
#include "ecmascript/interpreter/frame_handler.h"
#include "ecmascript/jobs/micro_job_queue.h"
#include "ecmascript/jobs/pending_job.h"
#include "ecmascript/jspandafile/class_info_extractor.h"
#include "ecmascript/jspandafile/program_object.h"
#include "ecmascript/js_api_arraylist.h"
#include "ecmascript/js_api_arraylist_iterator.h"
#include "ecmascript/js_api_deque.h"
#include "ecmascript/js_api_deque_iterator.h"
#include "ecmascript/js_api_lightweightmap.h"
#include "ecmascript/js_api_lightweightmap_iterator.h"
#include "ecmascript/js_api_lightweightset.h"
#include "ecmascript/js_api_lightweightset_iterator.h"
#include "ecmascript/js_api_linked_list.h"
#include "ecmascript/js_api_linked_list_iterator.h"
#include "ecmascript/js_api_list.h"
#include "ecmascript/js_api_list_iterator.h"
#include "ecmascript/js_api_plain_array.h"
#include "ecmascript/js_api_plain_array_iterator.h"
#include "ecmascript/js_api_queue.h"
#include "ecmascript/js_api_queue_iterator.h"
#include "ecmascript/js_api_stack.h"
#include "ecmascript/js_api_stack_iterator.h"
#include "ecmascript/js_api_tree_map.h"
#include "ecmascript/js_api_tree_map_iterator.h"
#include "ecmascript/js_api_tree_set.h"
#include "ecmascript/js_api_tree_set_iterator.h"
#include "ecmascript/js_api_vector.h"
#include "ecmascript/js_api_vector_iterator.h"
#include "ecmascript/js_arguments.h"
#include "ecmascript/js_array.h"
#include "ecmascript/js_array_iterator.h"
#include "ecmascript/js_arraybuffer.h"
#include "ecmascript/js_async_function.h"
#include "ecmascript/js_bigint.h"
#include "ecmascript/js_collator.h"
#include "ecmascript/js_dataview.h"
#include "ecmascript/js_date.h"
#include "ecmascript/js_date_time_format.h"
#include "ecmascript/js_displaynames.h"
#include "ecmascript/js_list_format.h"
#include "ecmascript/js_finalization_registry.h"
#include "ecmascript/js_for_in_iterator.h"
#include "ecmascript/js_generator_object.h"
#include "ecmascript/js_hclass-inl.h"
#include "ecmascript/js_hclass.h"
#include "ecmascript/js_iterator.h"
#include "ecmascript/js_map.h"
#include "ecmascript/js_map_iterator.h"
#include "ecmascript/js_number_format.h"
#include "ecmascript/js_object-inl.h"
#include "ecmascript/js_plural_rules.h"
#include "ecmascript/js_primitive_ref.h"
#include "ecmascript/js_promise.h"
#include "ecmascript/js_proxy.h"
#include "ecmascript/js_realm.h"
#include "ecmascript/js_regexp.h"
#include "ecmascript/js_regexp_iterator.h"
#include "ecmascript/js_relative_time_format.h"
#include "ecmascript/js_set.h"
#include "ecmascript/js_set_iterator.h"
#include "ecmascript/js_string_iterator.h"
#include "ecmascript/js_symbol.h"
#include "ecmascript/js_tagged_value-inl.h"
#include "ecmascript/js_thread.h"
#include "ecmascript/js_typed_array.h"
#include "ecmascript/js_weak_container.h"
#include "ecmascript/js_weak_ref.h"
#include "ecmascript/layout_info-inl.h"
#include "ecmascript/linked_hash_table.h"
#include "ecmascript/mem/heap-inl.h"
#include "ecmascript/mem/space.h"
#include "ecmascript/module/js_module_namespace.h"
#include "ecmascript/module/js_module_source_text.h"
#include "ecmascript/record.h"
#include "ecmascript/shared_mm/shared_mm.h"
#include "ecmascript/symbol_table.h"
#include "ecmascript/tagged_list.h"
#include "ecmascript/tagged_tree.h"
#include "ecmascript/template_map.h"
#include "ecmascript/ts_types/ts_obj_layout_info.h"
#include "ecmascript/ts_types/ts_type.h"
#include "ecmascript/ts_types/ts_type_table.h"
#include "ecmascript/require/js_cjs_exports.h"
#include "ecmascript/require/js_cjs_module.h"
#include "ecmascript/require/js_cjs_require.h"
namespace panda::ecmascript {
using Error = builtins::BuiltinsError;
using RangeError = builtins::BuiltinsRangeError;
using ReferenceError = builtins::BuiltinsReferenceError;
using TypeError = builtins::BuiltinsTypeError;
using AggregateError = builtins::BuiltinsAggregateError;
using URIError = builtins::BuiltinsURIError;
using SyntaxError = builtins::BuiltinsSyntaxError;
using EvalError = builtins::BuiltinsEvalError;
using ErrorType = base::ErrorType;
using ErrorHelper = base::ErrorHelper;
ObjectFactory::ObjectFactory(JSThread *thread, Heap *heap, Chunk *chunk)
: thread_(thread), vm_(thread->GetEcmaVM()), heap_(heap),
nativeMethods_(chunk), internalNativeMethods_(chunk)
{
}
ObjectFactory::~ObjectFactory()
{
ClearNativeMethodsData();
}
void ObjectFactory::ClearNativeMethodsData()
{
for (auto iter : nativeMethods_) {
vm_->GetChunk()->Delete(iter);
}
nativeMethods_.clear();
for (auto iter : internalNativeMethods_) {
vm_->GetChunk()->Delete(iter);
}
internalNativeMethods_.clear();
}
JSMethod *ObjectFactory::NewMethodForNativeFunction(const void *func)
{
uint32_t numArgs = 2; // function object and this
auto method = vm_->GetChunk()->New<JSMethod>(nullptr, panda_file::File::EntityId(0));
method->SetNativePointer(const_cast<void *>(func));
method->SetNativeBit(true);
method->SetNumArgsWithCallField(numArgs);
nativeMethods_.push_back(method);
return nativeMethods_.back();
}
JSMethod *ObjectFactory::NewMethodForAOTFunction(const void *func, size_t numArgs, const JSPandaFile *pf,
uint32_t methodId)
{
auto method = vm_->GetChunk()->New<JSMethod>(pf, panda_file::File::EntityId(methodId));
method->SetNativePointer(const_cast<void *>(func));
method->SetAotCodeBit(true);
method->SetNativeBit(false);
method->SetNumArgsWithCallField(numArgs);
nativeMethods_.push_back(method);
return nativeMethods_.back();
}
JSHandle<JSHClass> ObjectFactory::NewEcmaDynClassClass(JSHClass *hclass, uint32_t size, JSType type)
{
NewObjectHook();
uint32_t classSize = JSHClass::SIZE;
auto *newClass = static_cast<JSHClass *>(heap_->AllocateDynClassClass(hclass, classSize));
newClass->Initialize(thread_, size, type, 0);
return JSHandle<JSHClass>(thread_, newClass);
}
JSHandle<JSHClass> ObjectFactory::InitClassClass()
{
JSHandle<JSHClass> dynClassClassHandle = NewEcmaDynClassClass(nullptr, JSHClass::SIZE, JSType::HCLASS);
JSHClass *dynclass = reinterpret_cast<JSHClass *>(dynClassClassHandle.GetTaggedValue().GetTaggedObject());
dynclass->SetClass(dynclass);
return dynClassClassHandle;
}
// NOLINTNEXTLINE(modernize-avoid-c-arrays)
void * ObjectFactory::InternalMethodTable[] = {
reinterpret_cast<void *>(builtins::BuiltinsGlobal::CallJsBoundFunction),
reinterpret_cast<void *>(builtins::BuiltinsGlobal::CallJsProxy),
reinterpret_cast<void *>(builtins::BuiltinsObject::CreateDataPropertyOnObjectFunctions),
reinterpret_cast<void *>(builtins::BuiltinsCollator::AnonymousCollator),
reinterpret_cast<void *>(builtins::BuiltinsDateTimeFormat::AnonymousDateTimeFormat),
reinterpret_cast<void *>(builtins::BuiltinsNumberFormat::NumberFormatInternalFormatNumber),
reinterpret_cast<void *>(builtins::BuiltinsProxy::InvalidateProxyFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::AsyncAwaitFulfilled),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::AsyncAwaitRejected),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::ResolveElementFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::Resolve),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::Reject),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::Executor),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::AnyRejectElementFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::AllSettledResolveElementFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::AllSettledRejectElementFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::ThenFinally),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::CatchFinally),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::valueThunkFunction),
reinterpret_cast<void *>(builtins::BuiltinsPromiseHandler::throwerFunction)
};
void ObjectFactory::GenerateInternalNativeMethods()
{
size_t length = static_cast<size_t>(MethodIndex::METHOD_END);
for (size_t i = 0; i < length; i++) {
uint32_t numArgs = 2; // function object and this
auto method = vm_->GetChunk()->New<JSMethod>(nullptr, panda_file::File::EntityId(0));
method->SetNativePointer(InternalMethodTable[i]);
method->SetNativeBit(true);
method->SetNumArgsWithCallField(numArgs);
internalNativeMethods_.emplace_back(method);
}
}
JSMethod *ObjectFactory::GetMethodByIndex(MethodIndex idx)
{
return internalNativeMethods_[static_cast<uint8_t>(idx)];
}
JSHandle<JSHClass> ObjectFactory::NewEcmaDynClass(JSHClass *hclass, uint32_t size, JSType type, uint32_t inlinedProps)
{
NewObjectHook();
uint32_t classSize = JSHClass::SIZE;
auto *newClass = static_cast<JSHClass *>(heap_->AllocateNonMovableOrHugeObject(hclass, classSize));
newClass->Initialize(thread_, size, type, inlinedProps);
return JSHandle<JSHClass>(thread_, newClass);
}
JSHandle<JSHClass> ObjectFactory::NewEcmaReadOnlyDynClass(JSHClass *hclass, uint32_t size, JSType type,
uint32_t inlinedProps)
{
NewObjectHook();
uint32_t classSize = JSHClass::SIZE;
auto *newClass = static_cast<JSHClass *>(heap_->AllocateReadOnlyOrHugeObject(hclass, classSize));
newClass->Initialize(thread_, size, type, inlinedProps);
return JSHandle<JSHClass>(thread_, newClass);
}
JSHandle<JSHClass> ObjectFactory::NewEcmaDynClass(uint32_t size, JSType type, uint32_t inlinedProps)
{
return NewEcmaDynClass(JSHClass::Cast(thread_->GlobalConstants()->GetHClassClass().GetTaggedObject()),
size, type, inlinedProps);
}
void ObjectFactory::InitObjectFields(const TaggedObject *object)
{
auto *klass = object->GetClass();
auto objBodySize = klass->GetObjectSize() - TaggedObject::TaggedObjectSize();
ASSERT(objBodySize % JSTaggedValue::TaggedTypeSize() == 0);
uint32_t numOfFields = objBodySize / JSTaggedValue::TaggedTypeSize();
size_t addr = reinterpret_cast<uintptr_t>(object) + TaggedObject::TaggedObjectSize();
for (uint32_t i = 0; i < numOfFields; i++) {
auto *fieldAddr = reinterpret_cast<JSTaggedType *>(addr + i * JSTaggedValue::TaggedTypeSize());
*fieldAddr = JSTaggedValue::Undefined().GetRawData();
}
}
void ObjectFactory::NewJSArrayBufferData(const JSHandle<JSArrayBuffer> &array, int32_t length)
{
if (length == 0) {
return;
}
JSTaggedValue data = array->GetArrayBufferData();
if (data != JSTaggedValue::Undefined()) {
auto *pointer = JSNativePointer::Cast(data.GetTaggedObject());
auto newData = vm_->GetNativeAreaAllocator()->AllocateBuffer(length * sizeof(uint8_t));
if (memset_s(newData, length, 0, length) != EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
pointer->ResetExternalPointer(newData);
return;
}
auto newData = vm_->GetNativeAreaAllocator()->AllocateBuffer(length * sizeof(uint8_t));
if (memset_s(newData, length, 0, length) != EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
JSHandle<JSNativePointer> pointer = NewJSNativePointer(newData, NativeAreaAllocator::FreeBufferFunc,
vm_->GetNativeAreaAllocator());
array->SetArrayBufferData(thread_, pointer);
}
void ObjectFactory::NewJSSharedArrayBufferData(const JSHandle<JSArrayBuffer> &array, int32_t length)
{
if (length == 0) {
return;
}
void *newData = nullptr;
JSSharedMemoryManager::GetInstance()->CreateOrLoad(&newData, length);
if (memset_s(newData, length, 0, length) != EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
JSHandle<JSNativePointer> pointer = NewJSNativePointer(newData, JSSharedMemoryManager::RemoveSharedMemory,
JSSharedMemoryManager::GetInstance());
array->SetArrayBufferData(thread_, pointer);
}
JSHandle<JSArrayBuffer> ObjectFactory::NewJSArrayBuffer(int32_t length)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetArrayBufferFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
JSHandle<JSArrayBuffer> arrayBuffer(NewJSObjectByConstructor(constructor, newTarget));
arrayBuffer->SetArrayBufferByteLength(length);
if (length > 0) {
auto newData = vm_->GetNativeAreaAllocator()->AllocateBuffer(length);
if (memset_s(newData, length, 0, length) != EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
JSHandle<JSNativePointer> pointer = NewJSNativePointer(newData, NativeAreaAllocator::FreeBufferFunc,
vm_->GetNativeAreaAllocator());
arrayBuffer->SetArrayBufferData(thread_, pointer.GetTaggedValue());
arrayBuffer->ClearBitField();
}
return arrayBuffer;
}
JSHandle<JSArrayBuffer> ObjectFactory::NewJSArrayBuffer(void *buffer, int32_t length, const DeleteEntryPoint &deleter,
void *data, bool share)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetArrayBufferFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
JSHandle<JSArrayBuffer> arrayBuffer(NewJSObjectByConstructor(constructor, newTarget));
length = buffer == nullptr ? 0 : length;
arrayBuffer->SetArrayBufferByteLength(length);
if (length > 0) {
JSHandle<JSNativePointer> pointer = NewJSNativePointer(buffer, deleter, data);
arrayBuffer->SetArrayBufferData(thread_, pointer.GetTaggedValue());
arrayBuffer->SetShared(share);
}
return arrayBuffer;
}
JSHandle<JSDataView> ObjectFactory::NewJSDataView(JSHandle<JSArrayBuffer> buffer, uint32_t offset, uint32_t length)
{
uint32_t arrayLength = buffer->GetArrayBufferByteLength();
if (arrayLength - offset < length) {
THROW_TYPE_ERROR_AND_RETURN(thread_, "offset or length error",
JSHandle<JSDataView>(thread_, JSTaggedValue::Undefined()));
}
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetDataViewFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
JSHandle<JSDataView> arrayBuffer(NewJSObjectByConstructor(constructor, newTarget));
arrayBuffer->SetDataView(thread_, JSTaggedValue::True());
arrayBuffer->SetViewedArrayBuffer(thread_, buffer.GetTaggedValue());
arrayBuffer->SetByteLength(length);
arrayBuffer->SetByteOffset(offset);
return arrayBuffer;
}
JSHandle<JSArrayBuffer> ObjectFactory::NewJSSharedArrayBuffer(int32_t length)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetSharedArrayBufferFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
JSHandle<JSArrayBuffer> sharedArrayBuffer(NewJSObjectByConstructor(constructor, newTarget));
sharedArrayBuffer->SetArrayBufferByteLength(length);
if (length > 0) {
NewJSSharedArrayBufferData(sharedArrayBuffer, length);
sharedArrayBuffer->SetShared(true);
}
return sharedArrayBuffer;
}
JSHandle<JSArrayBuffer> ObjectFactory::NewJSSharedArrayBuffer(void *buffer, int32_t length)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetSharedArrayBufferFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
JSHandle<JSArrayBuffer> sharedArrayBuffer(NewJSObjectByConstructor(constructor, newTarget));
length = buffer == nullptr ? 0 : length;
sharedArrayBuffer->SetArrayBufferByteLength(length);
if (length > 0) {
JSHandle<JSNativePointer> pointer = NewJSNativePointer(buffer, JSSharedMemoryManager::RemoveSharedMemory,
JSSharedMemoryManager::GetInstance());
sharedArrayBuffer->SetArrayBufferData(thread_, pointer);
sharedArrayBuffer->SetShared(true);
}
return sharedArrayBuffer;
}
void ObjectFactory::NewJSRegExpByteCodeData(const JSHandle<JSRegExp> &regexp, void *buffer, size_t size)
{
if (buffer == nullptr) {
return;
}
auto newBuffer = vm_->GetNativeAreaAllocator()->AllocateBuffer(size);
if (memcpy_s(newBuffer, size, buffer, size) != EOK) {
LOG_FULL(FATAL) << "memcpy_s failed";
UNREACHABLE();
}
JSTaggedValue data = regexp->GetByteCodeBuffer();
if (data != JSTaggedValue::Undefined()) {
JSNativePointer *native = JSNativePointer::Cast(data.GetTaggedObject());
native->ResetExternalPointer(newBuffer);
return;
}
JSHandle<JSNativePointer> pointer = NewJSNativePointer(newBuffer, NativeAreaAllocator::FreeBufferFunc,
vm_->GetNativeAreaAllocator());
regexp->SetByteCodeBuffer(thread_, pointer.GetTaggedValue());
regexp->SetLength(static_cast<uint32_t>(size));
}
JSHandle<JSHClass> ObjectFactory::NewEcmaDynClass(uint32_t size, JSType type, const JSHandle<JSTaggedValue> &prototype)
{
JSHandle<JSHClass> newClass = NewEcmaDynClass(size, type);
newClass->SetPrototype(thread_, prototype.GetTaggedValue());
return newClass;
}
JSHandle<JSObject> ObjectFactory::NewJSObject(const JSHandle<JSHClass> &jshclass)
{
JSHandle<JSObject> obj(thread_, JSObject::Cast(NewDynObject(jshclass)));
JSHandle<TaggedArray> emptyArray = EmptyArray();
obj->InitializeHash();
obj->SetElements(thread_, emptyArray, SKIP_BARRIER);
obj->SetProperties(thread_, emptyArray, SKIP_BARRIER);
return obj;
}
JSHandle<TaggedArray> ObjectFactory::CloneProperties(const JSHandle<TaggedArray> &old)
{
uint32_t newLength = old->GetLength();
if (newLength == 0) {
return EmptyArray();
}
NewObjectHook();
auto klass = old->GetClass();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(klass, size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->SetLength(newLength);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
for (uint32_t i = 0; i < newLength; i++) {
JSTaggedValue value = old->Get(i);
newArray->Set(thread_, i, value);
}
return newArray;
}
JSHandle<JSObject> ObjectFactory::CloneObjectLiteral(JSHandle<JSObject> object)
{
NewObjectHook();
auto klass = JSHandle<JSHClass>(thread_, object->GetClass());
JSHandle<JSObject> cloneObject = NewJSObject(klass);
JSHandle<TaggedArray> elements(thread_, object->GetElements());
auto newElements = CloneProperties(elements);
cloneObject->SetElements(thread_, newElements.GetTaggedValue());
JSHandle<TaggedArray> properties(thread_, object->GetProperties());
auto newProperties = CloneProperties(properties);
cloneObject->SetProperties(thread_, newProperties.GetTaggedValue());
for (uint32_t i = 0; i < klass->GetInlinedProperties(); i++) {
cloneObject->SetPropertyInlinedProps(thread_, i, object->GetPropertyInlinedProps(i));
}
return cloneObject;
}
JSHandle<JSArray> ObjectFactory::CloneArrayLiteral(JSHandle<JSArray> object)
{
NewObjectHook();
auto klass = JSHandle<JSHClass>(thread_, object->GetClass());
JSHandle<JSArray> cloneObject(NewJSObject(klass));
cloneObject->SetArrayLength(thread_, object->GetArrayLength());
JSHandle<TaggedArray> elements(thread_, object->GetElements());
auto newElements = CopyArray(elements, elements->GetLength(), elements->GetLength());
cloneObject->SetElements(thread_, newElements.GetTaggedValue());
JSHandle<TaggedArray> properties(thread_, object->GetProperties());
auto newProperties = CopyArray(properties, properties->GetLength(), properties->GetLength());
cloneObject->SetProperties(thread_, newProperties.GetTaggedValue());
for (uint32_t i = 0; i < klass->GetInlinedProperties(); i++) {
cloneObject->SetPropertyInlinedProps(thread_, i, object->GetPropertyInlinedProps(i));
}
return cloneObject;
}
JSHandle<TaggedArray> ObjectFactory::CloneProperties(const JSHandle<TaggedArray> &old,
const JSHandle<JSTaggedValue> &env, const JSHandle<JSObject> &obj,
const JSHandle<JSTaggedValue> &constpool)
{
uint32_t newLength = old->GetLength();
if (newLength == 0) {
return EmptyArray();
}
NewObjectHook();
auto klass = old->GetClass();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(klass, size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
newArray->SetLength(newLength);
for (uint32_t i = 0; i < newLength; i++) {
JSTaggedValue value = old->Get(i);
if (!value.IsJSFunction()) {
newArray->Set(thread_, i, value);
} else {
JSHandle<JSFunction> valueHandle(thread_, value);
JSHandle<JSFunction> newFunc = CloneJSFuction(valueHandle, valueHandle->GetFunctionKind());
newFunc->SetLexicalEnv(thread_, env);
newFunc->SetHomeObject(thread_, obj);
newFunc->SetConstantPool(thread_, constpool);
newArray->Set(thread_, i, newFunc);
}
}
return newArray;
}
JSHandle<JSObject> ObjectFactory::CloneObjectLiteral(JSHandle<JSObject> object, const JSHandle<JSTaggedValue> &env,
const JSHandle<JSTaggedValue> &constpool, bool canShareHClass)
{
NewObjectHook();
auto klass = JSHandle<JSHClass>(thread_, object->GetClass());
if (!canShareHClass) {
klass = JSHClass::Clone(thread_, klass);
}
JSHandle<JSObject> cloneObject = NewJSObject(klass);
JSHandle<TaggedArray> elements(thread_, object->GetElements());
auto newElements = CloneProperties(elements, env, cloneObject, constpool);
cloneObject->SetElements(thread_, newElements.GetTaggedValue());
JSHandle<TaggedArray> properties(thread_, object->GetProperties());
auto newProperties = CloneProperties(properties, env, cloneObject, constpool);
cloneObject->SetProperties(thread_, newProperties.GetTaggedValue());
for (uint32_t i = 0; i < klass->GetInlinedProperties(); i++) {
JSTaggedValue value = object->GetPropertyInlinedProps(i);
if (!value.IsJSFunction()) {
cloneObject->SetPropertyInlinedProps(thread_, i, value);
} else {
JSHandle<JSFunction> valueHandle(thread_, value);
JSHandle<JSFunction> newFunc = CloneJSFuction(valueHandle, valueHandle->GetFunctionKind());
newFunc->SetLexicalEnv(thread_, env);
newFunc->SetHomeObject(thread_, cloneObject);
newFunc->SetConstantPool(thread_, constpool);
cloneObject->SetPropertyInlinedProps(thread_, i, newFunc.GetTaggedValue());
}
}
return cloneObject;
}
JSHandle<JSFunction> ObjectFactory::CloneJSFuction(JSHandle<JSFunction> obj, FunctionKind kind)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> jshclass(thread_, obj->GetJSHClass());
JSHandle<JSFunction> cloneFunc = NewJSFunctionByDynClass(obj->GetCallTarget(), jshclass, kind);
if (kind == FunctionKind::GENERATOR_FUNCTION) {
JSHandle<JSTaggedValue> objFun = env->GetObjectFunction();
JSHandle<JSObject> initialGeneratorFuncPrototype =
NewJSObjectByConstructor(JSHandle<JSFunction>(objFun), objFun);
JSObject::SetPrototype(thread_, initialGeneratorFuncPrototype, env->GetGeneratorPrototype());
cloneFunc->SetProtoOrDynClass(thread_, initialGeneratorFuncPrototype);
}
JSTaggedValue length = obj->GetPropertyInlinedProps(JSFunction::LENGTH_INLINE_PROPERTY_INDEX);
cloneFunc->SetPropertyInlinedProps(thread_, JSFunction::LENGTH_INLINE_PROPERTY_INDEX, length);
cloneFunc->SetModule(obj->GetModule());
cloneFunc->SetCodeEntry(obj->GetCodeEntry());
return cloneFunc;
}
JSHandle<JSFunction> ObjectFactory::CloneClassCtor(JSHandle<JSFunction> ctor, const JSHandle<JSTaggedValue> &lexenv,
bool canShareHClass)
{
NewObjectHook();
JSHandle<JSTaggedValue> constpool(thread_, ctor->GetConstantPool());
JSHandle<JSHClass> hclass(thread_, ctor->GetClass());
if (!canShareHClass) {
hclass = JSHClass::Clone(thread_, hclass);
}
FunctionKind kind = ctor->GetFunctionKind();
ASSERT_PRINT(kind == FunctionKind::CLASS_CONSTRUCTOR || kind == FunctionKind::DERIVED_CONSTRUCTOR,
"cloned function is not class");
JSHandle<JSFunction> cloneCtor = NewJSFunctionByDynClass(ctor->GetCallTarget(), hclass, kind);
for (uint32_t i = 0; i < hclass->GetInlinedProperties(); i++) {
JSTaggedValue value = ctor->GetPropertyInlinedProps(i);
if (!value.IsJSFunction()) {
cloneCtor->SetPropertyInlinedProps(thread_, i, value);
} else {
JSHandle<JSFunction> valueHandle(thread_, value);
JSHandle<JSFunction> newFunc = CloneJSFuction(valueHandle, valueHandle->GetFunctionKind());
newFunc->SetLexicalEnv(thread_, lexenv);
newFunc->SetHomeObject(thread_, cloneCtor);
newFunc->SetConstantPool(thread_, constpool);
cloneCtor->SetPropertyInlinedProps(thread_, i, newFunc.GetTaggedValue());
}
}
JSHandle<TaggedArray> elements(thread_, ctor->GetElements());
auto newElements = CloneProperties(elements, lexenv, JSHandle<JSObject>(cloneCtor), constpool);
cloneCtor->SetElements(thread_, newElements.GetTaggedValue());
JSHandle<TaggedArray> properties(thread_, ctor->GetProperties());
auto newProperties = CloneProperties(properties, lexenv, JSHandle<JSObject>(cloneCtor), constpool);
cloneCtor->SetProperties(thread_, newProperties.GetTaggedValue());
cloneCtor->SetConstantPool(thread_, constpool);
return cloneCtor;
}
JSHandle<JSObject> ObjectFactory::NewNonMovableJSObject(const JSHandle<JSHClass> &jshclass)
{
JSHandle<JSObject> obj(thread_,
JSObject::Cast(NewNonMovableDynObject(jshclass, jshclass->GetInlinedProperties())));
obj->InitializeHash();
obj->SetElements(thread_, EmptyArray(), SKIP_BARRIER);
obj->SetProperties(thread_, EmptyArray(), SKIP_BARRIER);
return obj;
}
JSHandle<JSPrimitiveRef> ObjectFactory::NewJSPrimitiveRef(const JSHandle<JSHClass> &dynKlass,
const JSHandle<JSTaggedValue> &object)
{
JSHandle<JSPrimitiveRef> obj = JSHandle<JSPrimitiveRef>::Cast(NewJSObject(dynKlass));
obj->SetValue(thread_, object);
return obj;
}
JSHandle<JSArray> ObjectFactory::NewJSArray()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> function = env->GetArrayFunction();
return JSHandle<JSArray>(NewJSObjectByConstructor(JSHandle<JSFunction>(function), function));
}
JSHandle<JSForInIterator> ObjectFactory::NewJSForinIterator(const JSHandle<JSTaggedValue> &obj)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass(env->GetForinIteratorClass());
JSHandle<JSForInIterator> it = JSHandle<JSForInIterator>::Cast(NewJSObject(dynclass));
it->SetObject(thread_, obj);
it->SetVisitedKeys(thread_->GlobalConstants()->GetEmptyTaggedQueue());
it->SetRemainingKeys(thread_->GlobalConstants()->GetEmptyTaggedQueue());
it->ClearBitField();
return it;
}
JSHandle<JSHClass> ObjectFactory::CreateJSRegExpInstanceClass(JSHandle<JSTaggedValue> proto)
{
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> regexpDynclass = NewEcmaDynClass(JSRegExp::SIZE, JSType::JS_REG_EXP, proto);
uint32_t fieldOrder = 0;
JSHandle<LayoutInfo> layoutInfoHandle = CreateLayoutInfo(1);
{
PropertyAttributes attributes = PropertyAttributes::Default(true, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, 0, globalConst->GetLastIndexString(), attributes);
}
{
regexpDynclass->SetLayout(thread_, layoutInfoHandle);
regexpDynclass->SetNumberOfProps(fieldOrder);
}
return regexpDynclass;
}
JSHandle<JSHClass> ObjectFactory::CreateJSArrayInstanceClass(JSHandle<JSTaggedValue> proto)
{
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> arrayDynclass = NewEcmaDynClass(JSArray::SIZE, JSType::JS_ARRAY, proto);
uint32_t fieldOrder = 0;
ASSERT(JSArray::LENGTH_INLINE_PROPERTY_INDEX == fieldOrder);
JSHandle<LayoutInfo> layoutInfoHandle = CreateLayoutInfo(1);
{
PropertyAttributes attributes = PropertyAttributes::DefaultAccessor(true, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, 0, globalConst->GetLengthString(), attributes);
}
{
arrayDynclass->SetLayout(thread_, layoutInfoHandle);
arrayDynclass->SetNumberOfProps(fieldOrder);
}
arrayDynclass->SetIsStableElements(true);
arrayDynclass->SetHasConstructor(false);
return arrayDynclass;
}
JSHandle<JSHClass> ObjectFactory::CreateJSArguments()
{
JSHandle<GlobalEnv> env = thread_->GetEcmaVM()->GetGlobalEnv();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSTaggedValue> proto = env->GetObjectFunctionPrototype();
JSHandle<JSHClass> argumentsDynclass = NewEcmaDynClass(JSArguments::SIZE, JSType::JS_ARGUMENTS, proto);
uint32_t fieldOrder = 0;
ASSERT(JSArguments::LENGTH_INLINE_PROPERTY_INDEX == fieldOrder);
JSHandle<LayoutInfo> layoutInfoHandle = CreateLayoutInfo(JSArguments::LENGTH_OF_INLINE_PROPERTIES);
{
PropertyAttributes attributes = PropertyAttributes::Default(true, false, true);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, JSArguments::LENGTH_INLINE_PROPERTY_INDEX, globalConst->GetLengthString(),
attributes);
}
ASSERT(JSArguments::ITERATOR_INLINE_PROPERTY_INDEX == fieldOrder);
{
PropertyAttributes attributes = PropertyAttributes::Default(true, false, true);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, JSArguments::ITERATOR_INLINE_PROPERTY_INDEX,
env->GetIteratorSymbol().GetTaggedValue(), attributes);
}
{
ASSERT(JSArguments::CALLER_INLINE_PROPERTY_INDEX == fieldOrder);
PropertyAttributes attributes = PropertyAttributes::Default(false, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetIsAccessor(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, JSArguments::CALLER_INLINE_PROPERTY_INDEX,
thread_->GlobalConstants()->GetHandledCallerString().GetTaggedValue(), attributes);
}
{
ASSERT(JSArguments::CALLEE_INLINE_PROPERTY_INDEX == fieldOrder);
PropertyAttributes attributes = PropertyAttributes::Default(false, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetIsAccessor(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder++);
layoutInfoHandle->AddKey(thread_, JSArguments::CALLEE_INLINE_PROPERTY_INDEX,
thread_->GlobalConstants()->GetHandledCalleeString().GetTaggedValue(), attributes);
}
{
argumentsDynclass->SetLayout(thread_, layoutInfoHandle);
argumentsDynclass->SetNumberOfProps(fieldOrder);
}
argumentsDynclass->SetIsStableElements(true);
return argumentsDynclass;
}
JSHandle<JSArguments> ObjectFactory::NewJSArguments()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetArgumentsClass());
JSHandle<JSArguments> obj = JSHandle<JSArguments>::Cast(NewJSObject(dynclass));
return obj;
}
JSHandle<JSObject> ObjectFactory::GetJSError(const ErrorType &errorType, const char *data)
{
ASSERT_PRINT(errorType == ErrorType::ERROR || errorType == ErrorType::EVAL_ERROR ||
errorType == ErrorType::RANGE_ERROR || errorType == ErrorType::REFERENCE_ERROR ||
errorType == ErrorType::SYNTAX_ERROR || errorType == ErrorType::TYPE_ERROR ||
errorType == ErrorType::URI_ERROR,
"The error type is not in the valid range.");
if (data != nullptr) {
JSHandle<EcmaString> handleMsg = NewFromUtf8(data);
return NewJSError(errorType, handleMsg);
}
JSHandle<EcmaString> emptyString(thread_->GlobalConstants()->GetHandledEmptyString());
return NewJSError(errorType, emptyString);
}
JSHandle<JSObject> ObjectFactory::NewJSError(const ErrorType &errorType, const JSHandle<EcmaString> &message)
{
// if there have exception in thread, then return current exception, no need to new js error.
if (thread_->HasPendingException()) {
JSHandle<JSObject> obj(thread_, thread_->GetException());
return obj;
}
// current frame may be entry frame, exception happened in JSFunction::Call and JSFunction::Construct,
// in this case sp = the prev frame (interpreter frame).
if (!thread_->IsAsmInterpreter()) {
FrameHandler frameHandler(thread_);
if (frameHandler.IsInterpretedEntryFrame()) {
thread_->SetCurrentSPFrame(frameHandler.GetPrevInterpretedFrame());
}
}
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSTaggedValue> nativeConstructor;
switch (errorType) {
case ErrorType::RANGE_ERROR:
nativeConstructor = env->GetRangeErrorFunction();
break;
case ErrorType::EVAL_ERROR:
nativeConstructor = env->GetEvalErrorFunction();
break;
case ErrorType::REFERENCE_ERROR:
nativeConstructor = env->GetReferenceErrorFunction();
break;
case ErrorType::TYPE_ERROR:
nativeConstructor = env->GetTypeErrorFunction();
break;
case ErrorType::URI_ERROR:
nativeConstructor = env->GetURIErrorFunction();
break;
case ErrorType::SYNTAX_ERROR:
nativeConstructor = env->GetSyntaxErrorFunction();
break;
default:
nativeConstructor = env->GetErrorFunction();
break;
}
JSHandle<JSFunction> nativeFunc = JSHandle<JSFunction>::Cast(nativeConstructor);
JSHandle<JSTaggedValue> nativePrototype(thread_, nativeFunc->GetFunctionPrototype());
JSHandle<JSTaggedValue> ctorKey = globalConst->GetHandledConstructorString();
JSHandle<JSTaggedValue> undefined = thread_->GlobalConstants()->GetHandledUndefined();
EcmaRuntimeCallInfo *info =
EcmaInterpreter::NewRuntimeCallInfo(thread_, undefined, nativePrototype, undefined, 1);
info->SetCallArg(message.GetTaggedValue());
JSTaggedValue obj = JSFunction::Invoke(info, ctorKey);
JSHandle<JSObject> handleNativeInstanceObj(thread_, obj);
return handleNativeInstanceObj;
}
JSHandle<JSObject> ObjectFactory::NewJSAggregateError()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSFunction> constructor(env->GetAggregateErrorFunction());
JSHandle<JSTaggedValue> newTarget(constructor);
return NewJSObjectByConstructor(constructor, newTarget);
}
JSHandle<JSObject> ObjectFactory::NewJSObjectByConstructor(const JSHandle<JSFunction> &constructor,
const JSHandle<JSTaggedValue> &newTarget)
{
JSHandle<JSHClass> jshclass;
if (!constructor->HasFunctionPrototype() ||
(constructor->GetProtoOrDynClass().IsHeapObject() && constructor->GetFunctionPrototype().IsECMAObject())) {
jshclass = JSFunction::GetInstanceJSHClass(thread_, constructor, newTarget);
} else {
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
jshclass = JSFunction::GetInstanceJSHClass(thread_, JSHandle<JSFunction>(env->GetObjectFunction()), newTarget);
}
// Check this exception elsewhere
RETURN_HANDLE_IF_ABRUPT_COMPLETION(JSObject, thread_);
return NewJSObjectWithInit(jshclass);
}
JSHandle<JSObject> ObjectFactory::NewJSObjectWithInit(const JSHandle<JSHClass> &jshclass)
{
JSHandle<JSObject> obj = NewJSObject(jshclass);
InitializeJSObject(obj, jshclass);
return obj;
}
void ObjectFactory::InitializeJSObject(const JSHandle<JSObject> &obj, const JSHandle<JSHClass> &jshclass)
{
JSType type = jshclass->GetObjectType();
switch (type) {
case JSType::JS_OBJECT:
case JSType::JS_ERROR:
case JSType::JS_EVAL_ERROR:
case JSType::JS_RANGE_ERROR:
case JSType::JS_REFERENCE_ERROR:
case JSType::JS_TYPE_ERROR:
case JSType::JS_AGGREGATE_ERROR:
case JSType::JS_URI_ERROR:
case JSType::JS_SYNTAX_ERROR:
case JSType::JS_ITERATOR: {
break;
}
case JSType::JS_INTL: {
JSIntl::Cast(*obj)->SetFallbackSymbol(thread_, JSTaggedValue::Undefined());
JSHandle<JSSymbol> jsSymbol = NewPublicSymbolWithChar("IntlLegacyConstructedSymbol");
JSIntl::Cast(*obj)->SetFallbackSymbol(thread_, jsSymbol);
break;
}
case JSType::JS_LOCALE: {
JSLocale::Cast(*obj)->SetIcuField(thread_, JSTaggedValue::Undefined());
break;
}
case JSType::JS_DATE_TIME_FORMAT: {
JSDateTimeFormat::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetCalendar(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetNumberingSystem(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetTimeZone(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetLocaleIcu(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetSimpleDateTimeFormatIcu(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetIso8601(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetBoundFormat(thread_, JSTaggedValue::Undefined());
JSDateTimeFormat::Cast(*obj)->SetHourCycle(HourCycleOption::EXCEPTION);
JSDateTimeFormat::Cast(*obj)->SetDateStyle(DateTimeStyleOption::EXCEPTION);
JSDateTimeFormat::Cast(*obj)->SetTimeStyle(DateTimeStyleOption::EXCEPTION);
break;
}
case JSType::JS_NUMBER_FORMAT: {
JSNumberFormat::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetNumberingSystem(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetCurrency(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetUnit(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetMinimumIntegerDigits(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetMinimumFractionDigits(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetMaximumFractionDigits(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetMinimumSignificantDigits(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetMaximumSignificantDigits(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetUseGrouping(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetBoundFormat(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetIcuField(thread_, JSTaggedValue::Undefined());
JSNumberFormat::Cast(*obj)->SetStyle(StyleOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetCurrencySign(CurrencySignOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetCurrencyDisplay(CurrencyDisplayOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetUnitDisplay(UnitDisplayOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetSignDisplay(SignDisplayOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetCompactDisplay(CompactDisplayOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetNotation(NotationOption::EXCEPTION);
JSNumberFormat::Cast(*obj)->SetRoundingType(RoundingType::EXCEPTION);
break;
}
case JSType::JS_RELATIVE_TIME_FORMAT: {
JSRelativeTimeFormat::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSRelativeTimeFormat::Cast(*obj)->SetInitializedRelativeTimeFormat(thread_, JSTaggedValue::Undefined());
JSRelativeTimeFormat::Cast(*obj)->SetNumberingSystem(thread_, JSTaggedValue::Undefined());
JSRelativeTimeFormat::Cast(*obj)->SetAvailableLocales(thread_, JSTaggedValue::Undefined());
JSRelativeTimeFormat::Cast(*obj)->SetIcuField(thread_, JSTaggedValue::Undefined());
JSRelativeTimeFormat::Cast(*obj)->SetStyle(RelativeStyleOption::EXCEPTION);
JSRelativeTimeFormat::Cast(*obj)->SetNumeric(NumericOption::EXCEPTION);
break;
}
case JSType::JS_COLLATOR: {
JSCollator::Cast(*obj)->SetIcuField(thread_, JSTaggedValue::Undefined());
JSCollator::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSCollator::Cast(*obj)->SetCollation(thread_, JSTaggedValue::Undefined());
JSCollator::Cast(*obj)->SetBoundCompare(thread_, JSTaggedValue::Undefined());
JSCollator::Cast(*obj)->SetUsage(UsageOption::EXCEPTION);
JSCollator::Cast(*obj)->SetCaseFirst(CaseFirstOption::EXCEPTION);
JSCollator::Cast(*obj)->SetSensitivity(SensitivityOption::EXCEPTION);
JSCollator::Cast(*obj)->SetIgnorePunctuation(false);
JSCollator::Cast(*obj)->SetNumeric(false);
break;
}
case JSType::JS_PLURAL_RULES: {
JSPluralRules::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetInitializedPluralRules(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetMinimumIntegerDigits(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetMinimumFractionDigits(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetMaximumFractionDigits(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetMinimumSignificantDigits(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetMaximumSignificantDigits(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetIcuPR(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetIcuNF(thread_, JSTaggedValue::Undefined());
JSPluralRules::Cast(*obj)->SetRoundingType(RoundingType::EXCEPTION);
JSPluralRules::Cast(*obj)->SetType(TypeOption::EXCEPTION);
break;
}
case JSType::JS_DISPLAYNAMES: {
JSDisplayNames::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSDisplayNames::Cast(*obj)->SetType(TypednsOption::EXCEPTION);
JSDisplayNames::Cast(*obj)->SetStyle(StyOption::EXCEPTION);
JSDisplayNames::Cast(*obj)->SetFallback(FallbackOption::EXCEPTION);
JSDisplayNames::Cast(*obj)->SetIcuLDN(thread_, JSTaggedValue::Undefined());
break;
}
case JSType::JS_LIST_FORMAT: {
JSListFormat::Cast(*obj)->SetLocale(thread_, JSTaggedValue::Undefined());
JSListFormat::Cast(*obj)->SetType(ListTypeOption::EXCEPTION);
JSListFormat::Cast(*obj)->SetStyle(ListStyleOption::EXCEPTION);
JSListFormat::Cast(*obj)->SetIcuLF(thread_, JSTaggedValue::Undefined());
break;
}
case JSType::JS_ARRAY: {
JSArray::Cast(*obj)->SetLength(thread_, JSTaggedValue(0));
auto accessor = thread_->GlobalConstants()->GetArrayLengthAccessor();
JSArray::Cast(*obj)->SetPropertyInlinedProps(thread_, JSArray::LENGTH_INLINE_PROPERTY_INDEX, accessor);
break;
}
case JSType::JS_DATE:
JSDate::Cast(*obj)->SetTimeValue(thread_, JSTaggedValue(0.0));
JSDate::Cast(*obj)->SetLocalOffset(thread_, JSTaggedValue(JSDate::MAX_DOUBLE));
break;
case JSType::JS_TYPED_ARRAY:
case JSType::JS_INT8_ARRAY:
case JSType::JS_UINT8_ARRAY:
case JSType::JS_UINT8_CLAMPED_ARRAY:
case JSType::JS_INT16_ARRAY:
case JSType::JS_UINT16_ARRAY:
case JSType::JS_INT32_ARRAY:
case JSType::JS_UINT32_ARRAY:
case JSType::JS_FLOAT32_ARRAY:
case JSType::JS_FLOAT64_ARRAY:
case JSType::JS_BIGINT64_ARRAY:
case JSType::JS_BIGUINT64_ARRAY:
JSTypedArray::Cast(*obj)->SetViewedArrayBuffer(thread_, JSTaggedValue::Undefined());
JSTypedArray::Cast(*obj)->SetTypedArrayName(thread_, JSTaggedValue::Undefined());
JSTypedArray::Cast(*obj)->SetByteLength(0);
JSTypedArray::Cast(*obj)->SetByteOffset(0);
JSTypedArray::Cast(*obj)->SetArrayLength(0);
JSTypedArray::Cast(*obj)->SetContentType(ContentType::None);
break;
case JSType::JS_REG_EXP:
JSRegExp::Cast(*obj)->SetByteCodeBuffer(thread_, JSTaggedValue::Undefined());
JSRegExp::Cast(*obj)->SetOriginalSource(thread_, JSTaggedValue::Undefined());
JSRegExp::Cast(*obj)->SetOriginalFlags(thread_, JSTaggedValue(0));
JSRegExp::Cast(*obj)->SetGroupName(thread_, JSTaggedValue::Undefined());
JSRegExp::Cast(*obj)->SetLength(0);
break;
case JSType::JS_PRIMITIVE_REF:
JSPrimitiveRef::Cast(*obj)->SetValue(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_SET:
JSSet::Cast(*obj)->SetLinkedSet(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_MAP:
JSMap::Cast(*obj)->SetLinkedMap(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_WEAK_MAP:
JSWeakMap::Cast(*obj)->SetLinkedMap(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_WEAK_SET:
JSWeakSet::Cast(*obj)->SetLinkedSet(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_WEAK_REF:
JSWeakRef::Cast(*obj)->SetWeakObject(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_FINALIZATION_REGISTRY:
JSFinalizationRegistry::Cast(*obj)->SetCleanupCallback(thread_, JSTaggedValue::Undefined());
JSFinalizationRegistry::Cast(*obj)->SetNoUnregister(thread_, JSTaggedValue::Undefined());
JSFinalizationRegistry::Cast(*obj)->SetMaybeUnregister(thread_, JSTaggedValue::Undefined());
JSFinalizationRegistry::Cast(*obj)->SetNext(thread_, JSTaggedValue::Null());
JSFinalizationRegistry::Cast(*obj)->SetPrev(thread_, JSTaggedValue::Null());
break;
case JSType::JS_GENERATOR_OBJECT:
JSGeneratorObject::Cast(*obj)->SetGeneratorContext(thread_, JSTaggedValue::Undefined());
JSGeneratorObject::Cast(*obj)->SetResumeResult(thread_, JSTaggedValue::Undefined());
JSGeneratorObject::Cast(*obj)->SetGeneratorState(JSGeneratorState::UNDEFINED);
JSGeneratorObject::Cast(*obj)->SetResumeMode(GeneratorResumeMode::UNDEFINED);
break;
case JSType::JS_STRING_ITERATOR:
JSStringIterator::Cast(*obj)->SetStringIteratorNextIndex(0);
JSStringIterator::Cast(*obj)->SetIteratedString(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_ARRAY_BUFFER:
JSArrayBuffer::Cast(*obj)->SetArrayBufferData(thread_, JSTaggedValue::Undefined());
JSArrayBuffer::Cast(*obj)->SetArrayBufferByteLength(0);
JSArrayBuffer::Cast(*obj)->ClearBitField();
break;
case JSType::JS_SHARED_ARRAY_BUFFER:
JSArrayBuffer::Cast(*obj)->SetArrayBufferData(thread_, JSTaggedValue::Undefined());
JSArrayBuffer::Cast(*obj)->SetArrayBufferByteLength(0);
JSArrayBuffer::Cast(*obj)->SetShared(true);
break;
case JSType::JS_PROMISE:
JSPromise::Cast(*obj)->SetPromiseState(PromiseState::PENDING);
JSPromise::Cast(*obj)->SetPromiseResult(thread_, JSTaggedValue::Undefined());
JSPromise::Cast(*obj)->SetPromiseRejectReactions(thread_, GetEmptyTaggedQueue().GetTaggedValue());
JSPromise::Cast(*obj)->SetPromiseFulfillReactions(thread_, GetEmptyTaggedQueue().GetTaggedValue());
JSPromise::Cast(*obj)->SetPromiseIsHandled(false);
break;
case JSType::JS_DATA_VIEW:
JSDataView::Cast(*obj)->SetDataView(thread_, JSTaggedValue(false));
JSDataView::Cast(*obj)->SetViewedArrayBuffer(thread_, JSTaggedValue::Undefined());
JSDataView::Cast(*obj)->SetByteLength(0);
JSDataView::Cast(*obj)->SetByteOffset(0);
break;
// non ECMA standard jsapi container
case JSType::JS_API_ARRAY_LIST:
JSAPIArrayList::Cast(*obj)->SetLength(thread_, JSTaggedValue(0));
break;
case JSType::JS_API_TREE_MAP:
JSAPITreeMap::Cast(*obj)->SetTreeMap(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_API_TREE_SET:
JSAPITreeSet::Cast(*obj)->SetTreeSet(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_API_QUEUE:
JSAPIQueue::Cast(*obj)->SetLength(thread_, JSTaggedValue(0));
JSAPIQueue::Cast(*obj)->SetFront(0);
JSAPIQueue::Cast(*obj)->SetTail(0);
break;
case JSType::JS_API_PLAIN_ARRAY:
JSAPIPlainArray::Cast(*obj)->SetLength(0);
JSAPIPlainArray::Cast(*obj)->SetValues(thread_, JSTaggedValue(0));
JSAPIPlainArray::Cast(*obj)->SetKeys(thread_, JSTaggedValue(0));
break;
case JSType::JS_API_STACK:
JSAPIStack::Cast(*obj)->SetTop(0);
break;
case JSType::JS_API_DEQUE:
JSAPIDeque::Cast(*obj)->SetFirst(0);
JSAPIDeque::Cast(*obj)->SetLast(0);
break;
case JSType::JS_API_LIGHT_WEIGHT_MAP:
JSAPILightWeightMap::Cast(*obj)->SetLength(0);
JSAPILightWeightMap::Cast(*obj)->SetHashes(thread_, JSTaggedValue::Undefined());
JSAPILightWeightMap::Cast(*obj)->SetKeys(thread_, JSTaggedValue::Undefined());
JSAPILightWeightMap::Cast(*obj)->SetValues(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_API_LIGHT_WEIGHT_SET:
JSAPILightWeightSet::Cast(*obj)->SetLength(0);
JSAPILightWeightSet::Cast(*obj)->SetHashes(thread_, JSTaggedValue::Undefined());
JSAPILightWeightSet::Cast(*obj)->SetValues(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_API_VECTOR:
JSAPIVector::Cast(*obj)->SetLength(0);
break;
case JSType::JS_API_LIST:
JSAPIList::Cast(*obj)->SetSingleList(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_API_LINKED_LIST:
JSAPILinkedList::Cast(*obj)->SetDoubleList(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_ASYNC_FUNC_OBJECT:
JSAsyncFuncObject::Cast(*obj)->SetGeneratorContext(thread_, JSTaggedValue::Undefined());
JSAsyncFuncObject::Cast(*obj)->SetResumeResult(thread_, JSTaggedValue::Undefined());
JSAsyncFuncObject::Cast(*obj)->SetPromise(JSTaggedValue::Undefined());
break;
case JSType::JS_FUNCTION:
case JSType::JS_GENERATOR_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
break;
case JSType::JS_PROXY_REVOC_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSProxyRevocFunction::Cast(*obj)->SetRevocableProxy(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_REACTIONS_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseReactionsFunction::Cast(*obj)->SetPromise(JSTaggedValue::Undefined());
JSPromiseReactionsFunction::Cast(*obj)->SetAlreadyResolved(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_EXECUTOR_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseExecutorFunction::Cast(*obj)->SetCapability(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_ALL_RESOLVE_ELEMENT_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseAllResolveElementFunction::Cast(*obj)->SetIndex(JSTaggedValue::Undefined());
JSPromiseAllResolveElementFunction::Cast(*obj)->SetValues(JSTaggedValue::Undefined());
JSPromiseAllResolveElementFunction::Cast(*obj)->SetCapabilities(JSTaggedValue::Undefined());
JSPromiseAllResolveElementFunction::Cast(*obj)->SetRemainingElements(JSTaggedValue::Undefined());
JSPromiseAllResolveElementFunction::Cast(*obj)->SetAlreadyCalled(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_ANY_REJECT_ELEMENT_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseAnyRejectElementFunction::Cast(*obj)->SetIndex(0);
JSPromiseAnyRejectElementFunction::Cast(*obj)->SetErrors(JSTaggedValue::Undefined());
JSPromiseAnyRejectElementFunction::Cast(*obj)->SetCapability(JSTaggedValue::Undefined());
JSPromiseAnyRejectElementFunction::Cast(*obj)->SetRemainingElements(JSTaggedValue::Undefined());
JSPromiseAnyRejectElementFunction::Cast(*obj)->SetAlreadyCalled(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_ALL_SETTLED_ELEMENT_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseAllSettledElementFunction::Cast(*obj)->SetIndex(0);
JSPromiseAllSettledElementFunction::Cast(*obj)->SetValues(JSTaggedValue::Undefined());
JSPromiseAllSettledElementFunction::Cast(*obj)->SetCapability(JSTaggedValue::Undefined());
JSPromiseAllSettledElementFunction::Cast(*obj)->SetRemainingElements(JSTaggedValue::Undefined());
JSPromiseAllSettledElementFunction::Cast(*obj)->SetAlreadyCalled(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_FINALLY_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseFinallyFunction::Cast(*obj)->SetOnFinally(JSTaggedValue::Undefined());
JSPromiseFinallyFunction::Cast(*obj)->SetConstructor(JSTaggedValue::Undefined());
break;
case JSType::JS_PROMISE_VALUE_THUNK_OR_THROWER_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSPromiseValueThunkOrThrowerFunction::Cast(*obj)->SetResult(JSTaggedValue::Undefined());
break;
case JSType::JS_INTL_BOUND_FUNCTION:
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>(obj), FunctionKind::NORMAL_FUNCTION);
JSIntlBoundFunction::Cast(*obj)->SetNumberFormat(JSTaggedValue::Undefined());
JSIntlBoundFunction::Cast(*obj)->SetDateTimeFormat(JSTaggedValue::Undefined());
JSIntlBoundFunction::Cast(*obj)->SetCollator(JSTaggedValue::Undefined());
break;
case JSType::JS_BOUND_FUNCTION:
JSBoundFunction::Cast(*obj)->SetBoundTarget(JSTaggedValue::Undefined());
JSBoundFunction::Cast(*obj)->SetBoundThis(JSTaggedValue::Undefined());
JSBoundFunction::Cast(*obj)->SetBoundArguments(JSTaggedValue::Undefined());
break;
case JSType::JS_ARGUMENTS:
break;
case JSType::JS_FORIN_ITERATOR:
case JSType::JS_MAP_ITERATOR:
case JSType::JS_SET_ITERATOR:
case JSType::JS_REG_EXP_ITERATOR:
case JSType::JS_API_ARRAYLIST_ITERATOR:
case JSType::JS_API_TREEMAP_ITERATOR:
case JSType::JS_API_TREESET_ITERATOR:
case JSType::JS_API_QUEUE_ITERATOR:
case JSType::JS_API_DEQUE_ITERATOR:
case JSType::JS_API_LIGHT_WEIGHT_MAP_ITERATOR:
case JSType::JS_API_LIGHT_WEIGHT_SET_ITERATOR:
case JSType::JS_API_STACK_ITERATOR:
case JSType::JS_API_VECTOR_ITERATOR:
case JSType::JS_ARRAY_ITERATOR:
case JSType::JS_API_PLAIN_ARRAY_ITERATOR:
break;
case JSType::JS_CJS_MODULE:
JSCjsModule::Cast(*obj)->SetId(thread_, JSTaggedValue::Undefined());
JSCjsModule::Cast(*obj)->SetExports(thread_, JSTaggedValue::Undefined());
JSCjsModule::Cast(*obj)->SetPath(thread_, JSTaggedValue::Undefined());
JSCjsModule::Cast(*obj)->SetFilename(thread_, JSTaggedValue::Undefined());
JSCjsModule::Cast(*obj)->SetStatus(CjsModuleStatus::UNLOAD);
break;
case JSType::JS_CJS_EXPORTS:
JSCjsExports::Cast(*obj)->SetExports(thread_, JSTaggedValue::Undefined());
break;
case JSType::JS_CJS_REQUIRE:
JSCjsRequire::Cast(*obj)->SetCache(thread_, JSTaggedValue::Undefined());
JSCjsRequire::Cast(*obj)->SetParent(thread_, JSTaggedValue::Undefined());
break;
default:
UNREACHABLE();
}
}
FreeObject *ObjectFactory::FillFreeObject(uintptr_t address, size_t size, RemoveSlots removeSlots)
{
FreeObject *object = nullptr;
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
if (size >= FreeObject::SIZE_OFFSET && size < FreeObject::SIZE) {
object = reinterpret_cast<FreeObject *>(address);
object->SetClassWithoutBarrier(JSHClass::Cast(globalConst->GetFreeObjectWithOneFieldClass().GetTaggedObject()));
object->SetNext(INVALID_OBJECT);
} else if (size >= FreeObject::SIZE) {
object = reinterpret_cast<FreeObject *>(address);
if (!vm_->IsGlobalConstInitialized()) {
object->SetClassWithoutBarrier(nullptr);
} else {
object->SetClassWithoutBarrier(
JSHClass::Cast(globalConst->GetFreeObjectWithTwoFieldClass().GetTaggedObject()));
}
object->SetAvailable(size);
object->SetNext(INVALID_OBJECT);
} else if (size == FreeObject::NEXT_OFFSET) {
object = reinterpret_cast<FreeObject *>(address);
object->SetClassWithoutBarrier(
JSHClass::Cast(globalConst->GetFreeObjectWithNoneFieldClass().GetTaggedObject()));
} else {
LOG_ECMA(DEBUG) << "Fill free object size is smaller";
}
if (removeSlots == RemoveSlots::YES) {
Region *region = Region::ObjectAddressToRange(object);
if (!region->InYoungSpace()) {
heap_->ClearSlotsRange(region, address, address + size);
}
}
return object;
}
TaggedObject *ObjectFactory::NewDynObject(const JSHandle<JSHClass> &dynclass)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(*dynclass);
uint32_t inobjPropCount = dynclass->GetInlinedProperties();
if (inobjPropCount > 0) {
InitializeExtraProperties(dynclass, header, inobjPropCount);
}
return header;
}
TaggedObject *ObjectFactory::NewNonMovableDynObject(const JSHandle<JSHClass> &dynclass, int inobjPropCount)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateNonMovableOrHugeObject(*dynclass);
if (inobjPropCount > 0) {
InitializeExtraProperties(dynclass, header, inobjPropCount);
}
return header;
}
void ObjectFactory::InitializeExtraProperties(const JSHandle<JSHClass> &dynclass, TaggedObject *obj, int inobjPropCount)
{
ASSERT(inobjPropCount * JSTaggedValue::TaggedTypeSize() < dynclass->GetObjectSize());
auto paddr = reinterpret_cast<uintptr_t>(obj) + dynclass->GetObjectSize();
JSTaggedType initVal = dynclass->IsTSType() ? JSTaggedValue::VALUE_HOLE
: JSTaggedValue::VALUE_UNDEFINED;
for (int i = 0; i < inobjPropCount; ++i) {
paddr -= JSTaggedValue::TaggedTypeSize();
*reinterpret_cast<JSTaggedType *>(paddr) = initVal;
}
}
JSHandle<JSObject> ObjectFactory::OrdinaryNewJSObjectCreate(const JSHandle<JSTaggedValue> &proto)
{
JSHandle<JSTaggedValue> protoValue(proto);
JSHandle<JSHClass> dynclass(thread_, thread_->GlobalConstants()->GetObjectDynClass().GetTaggedObject());
JSHandle<JSHClass> newDynclass = JSHClass::TransProtoWithoutLayout(thread_, dynclass, protoValue);
JSHandle<JSObject> newObj = NewJSObject(newDynclass);
newObj->GetJSHClass()->SetExtensible(true);
return newObj;
}
JSHandle<JSFunction> ObjectFactory::NewJSFunction(const JSHandle<GlobalEnv> &env, const void *nativeFunc,
FunctionKind kind)
{
JSMethod *target = NewMethodForNativeFunction(nativeFunc);
return NewJSFunction(env, target, kind);
}
JSHandle<JSFunction> ObjectFactory::NewJSFunction(const JSHandle<GlobalEnv> &env, JSMethod *method, FunctionKind kind)
{
JSHandle<JSHClass> dynclass;
if (kind == FunctionKind::BASE_CONSTRUCTOR) {
dynclass = JSHandle<JSHClass>::Cast(env->GetFunctionClassWithProto());
} else if (JSFunction::IsConstructorKind(kind)) {
dynclass = JSHandle<JSHClass>::Cast(env->GetConstructorFunctionClass());
} else {
dynclass = JSHandle<JSHClass>::Cast(env->GetNormalFunctionClass());
}
return NewJSFunctionByDynClass(method, dynclass, kind);
}
JSHandle<JSHClass> ObjectFactory::CreateFunctionClass(FunctionKind kind, uint32_t size, JSType type,
const JSHandle<JSTaggedValue> &prototype)
{
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> functionClass = NewEcmaDynClass(size, type, prototype);
{
functionClass->SetCallable(true);
// FunctionKind = BASE_CONSTRUCTOR
if (JSFunction::IsConstructorKind(kind)) {
functionClass->SetConstructor(true);
}
functionClass->SetExtensible(true);
}
uint32_t fieldOrder = 0;
ASSERT(JSFunction::LENGTH_INLINE_PROPERTY_INDEX == fieldOrder);
JSHandle<LayoutInfo> layoutInfoHandle = CreateLayoutInfo(JSFunction::LENGTH_OF_INLINE_PROPERTIES);
{
PropertyAttributes attributes = PropertyAttributes::Default(false, false, true);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder);
layoutInfoHandle->AddKey(thread_, fieldOrder, globalConst->GetLengthString(), attributes);
fieldOrder++;
}
ASSERT(JSFunction::NAME_INLINE_PROPERTY_INDEX == fieldOrder);
// not set name in-object property on class which may have a name() method
if (!JSFunction::IsClassConstructor(kind)) {
PropertyAttributes attributes = PropertyAttributes::DefaultAccessor(false, false, true);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder);
layoutInfoHandle->AddKey(thread_, fieldOrder,
thread_->GlobalConstants()->GetHandledNameString().GetTaggedValue(), attributes);
fieldOrder++;
}
if (JSFunction::HasPrototype(kind) && !JSFunction::IsClassConstructor(kind)) {
ASSERT(JSFunction::PROTOTYPE_INLINE_PROPERTY_INDEX == fieldOrder);
PropertyAttributes attributes = PropertyAttributes::DefaultAccessor(true, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder);
layoutInfoHandle->AddKey(thread_, fieldOrder, globalConst->GetPrototypeString(), attributes);
fieldOrder++;
} else if (JSFunction::IsClassConstructor(kind)) {
ASSERT(JSFunction::CLASS_PROTOTYPE_INLINE_PROPERTY_INDEX == fieldOrder);
PropertyAttributes attributes = PropertyAttributes::DefaultAccessor(false, false, false);
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder);
layoutInfoHandle->AddKey(thread_, fieldOrder, globalConst->GetPrototypeString(), attributes);
fieldOrder++;
}
{
functionClass->SetLayout(thread_, layoutInfoHandle);
functionClass->SetNumberOfProps(fieldOrder);
}
return functionClass;
}
JSHandle<JSFunction> ObjectFactory::NewJSFunctionByDynClass(JSMethod *method, const JSHandle<JSHClass> &clazz,
FunctionKind kind)
{
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(NewJSObject(clazz));
clazz->SetCallable(true);
clazz->SetExtensible(true);
JSFunction::InitializeJSFunction(thread_, function, kind);
function->SetMethod(method);
return function;
}
JSHandle<JSFunction> ObjectFactory::NewJSFunctionByDynClass(const void *func, const JSHandle<JSHClass> &clazz,
FunctionKind kind)
{
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(NewJSObject(clazz));
clazz->SetCallable(true);
clazz->SetExtensible(true);
JSFunction::InitializeJSFunction(thread_, function, kind);
function->SetMethod(NewMethodForNativeFunction(func));
return function;
}
JSHandle<JSFunction> ObjectFactory::NewJSNativeErrorFunction(const JSHandle<GlobalEnv> &env, const void *nativeFunc)
{
JSMethod *target = NewMethodForNativeFunction(nativeFunc);
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetNativeErrorFunctionClass());
return NewJSFunctionByDynClass(target, dynclass, FunctionKind::BUILTIN_CONSTRUCTOR);
}
JSHandle<JSFunction> ObjectFactory::NewSpecificTypedArrayFunction(const JSHandle<GlobalEnv> &env,
const void *nativeFunc)
{
JSMethod *target = NewMethodForNativeFunction(nativeFunc);
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetSpecificTypedArrayFunctionClass());
return NewJSFunctionByDynClass(target, dynclass, FunctionKind::BUILTIN_CONSTRUCTOR);
}
JSHandle<JSFunction> ObjectFactory::NewAotFunction(uint32_t numArgs, uintptr_t codeEntry)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSMethod *method = NewMethodForNativeFunction(reinterpret_cast<void *>(codeEntry));
method->SetAotCodeBit(true);
method->SetNativeBit(false);
method->SetNumArgsWithCallField(numArgs);
JSHandle<JSFunction> jsfunc = NewJSFunction(env, method, FunctionKind::NORMAL_FUNCTION);
jsfunc->SetCodeEntry(codeEntry);
return jsfunc;
}
JSHandle<JSBoundFunction> ObjectFactory::NewJSBoundFunction(const JSHandle<JSFunctionBase> &target,
const JSHandle<JSTaggedValue> &boundThis,
const JSHandle<TaggedArray> &args)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> proto = env->GetFunctionPrototype();
JSHandle<JSHClass> dynclass = NewEcmaDynClass(JSBoundFunction::SIZE, JSType::JS_BOUND_FUNCTION, proto);
JSHandle<JSBoundFunction> bundleFunction = JSHandle<JSBoundFunction>::Cast(NewJSObject(dynclass));
bundleFunction->SetBoundTarget(thread_, target);
bundleFunction->SetBoundThis(thread_, boundThis);
bundleFunction->SetBoundArguments(thread_, args);
dynclass->SetCallable(true);
if (target.GetTaggedValue().IsConstructor()) {
bundleFunction->SetConstructor(true);
}
JSMethod *method = GetMethodByIndex(MethodIndex::BUILTINS_GLOBAL_CALL_JS_BOUND_FUNCTION);
bundleFunction->SetMethod(method);
return bundleFunction;
}
JSHandle<JSIntlBoundFunction> ObjectFactory::NewJSIntlBoundFunction(MethodIndex idx, int functionLength)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetJSIntlBoundFunctionClass());
JSHandle<JSIntlBoundFunction> intlBoundFunc = JSHandle<JSIntlBoundFunction>::Cast(NewJSObject(dynclass));
intlBoundFunc->SetNumberFormat(JSTaggedValue::Undefined());
intlBoundFunc->SetDateTimeFormat(JSTaggedValue::Undefined());
intlBoundFunc->SetCollator(JSTaggedValue::Undefined());
intlBoundFunc->SetMethod(GetMethodByIndex(idx));
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(intlBoundFunc);
JSFunction::InitializeJSFunction(thread_, function, FunctionKind::NORMAL_FUNCTION);
JSFunction::SetFunctionLength(thread_, function, JSTaggedValue(functionLength));
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSTaggedValue> emptyString = globalConst->GetHandledEmptyString();
JSHandle<JSTaggedValue> nameKey = globalConst->GetHandledNameString();
PropertyDescriptor nameDesc(thread_, emptyString, false, false, true);
JSTaggedValue::DefinePropertyOrThrow(thread_, JSHandle<JSTaggedValue>::Cast(function), nameKey, nameDesc);
return intlBoundFunc;
}
JSHandle<JSProxyRevocFunction> ObjectFactory::NewJSProxyRevocFunction(const JSHandle<JSProxy> &proxy)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetProxyRevocFunctionClass());
JSHandle<JSProxyRevocFunction> revocFunction = JSHandle<JSProxyRevocFunction>::Cast(NewJSObject(dynclass));
revocFunction->SetRevocableProxy(JSTaggedValue::Undefined());
revocFunction->SetRevocableProxy(thread_, proxy);
revocFunction->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROXY_INVALIDATE_PROXY_FUNCTION));
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(revocFunction);
JSFunction::InitializeJSFunction(thread_, function, FunctionKind::NORMAL_FUNCTION);
JSFunction::SetFunctionLength(thread_, function, JSTaggedValue(0));
JSHandle<JSTaggedValue> emptyString = globalConst->GetHandledEmptyString();
JSHandle<JSTaggedValue> nameKey = globalConst->GetHandledNameString();
PropertyDescriptor nameDesc(thread_, emptyString, false, false, true);
JSTaggedValue::DefinePropertyOrThrow(thread_, JSHandle<JSTaggedValue>::Cast(function), nameKey, nameDesc);
return revocFunction;
}
JSHandle<JSAsyncAwaitStatusFunction> ObjectFactory::NewJSAsyncAwaitStatusFunction(MethodIndex idx)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetAsyncAwaitStatusFunctionClass());
JSHandle<JSAsyncAwaitStatusFunction> awaitFunction =
JSHandle<JSAsyncAwaitStatusFunction>::Cast(NewJSObject(dynclass));
awaitFunction->SetAsyncContext(JSTaggedValue::Undefined());
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(awaitFunction));
awaitFunction->SetMethod(GetMethodByIndex(idx));
return awaitFunction;
}
JSHandle<JSFunction> ObjectFactory::NewJSGeneratorFunction(JSMethod *method)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetGeneratorFunctionClass());
JSHandle<JSFunction> generatorFunc = JSHandle<JSFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, generatorFunc, FunctionKind::GENERATOR_FUNCTION);
generatorFunc->SetMethod(method);
return generatorFunc;
}
JSHandle<JSGeneratorObject> ObjectFactory::NewJSGeneratorObject(JSHandle<JSTaggedValue> generatorFunction)
{
JSHandle<JSTaggedValue> proto(thread_, JSHandle<JSFunction>::Cast(generatorFunction)->GetProtoOrDynClass());
if (!proto->IsECMAObject()) {
JSHandle<GlobalEnv> realmHandle = JSObject::GetFunctionRealm(thread_, generatorFunction);
proto = realmHandle->GetGeneratorPrototype();
}
JSHandle<JSHClass> dynclass = NewEcmaDynClass(JSGeneratorObject::SIZE, JSType::JS_GENERATOR_OBJECT, proto);
JSHandle<JSGeneratorObject> generatorObject = JSHandle<JSGeneratorObject>::Cast(NewJSObject(dynclass));
generatorObject->SetGeneratorContext(JSTaggedValue::Undefined());
generatorObject->SetResumeResult(JSTaggedValue::Undefined());
return generatorObject;
}
JSHandle<JSAsyncFunction> ObjectFactory::NewAsyncFunction(JSMethod *method)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetAsyncFunctionClass());
JSHandle<JSAsyncFunction> asyncFunction = JSHandle<JSAsyncFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(asyncFunction));
asyncFunction->SetMethod(method);
return asyncFunction;
}
JSHandle<JSAsyncFuncObject> ObjectFactory::NewJSAsyncFuncObject()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> proto = env->GetInitialGenerator();
JSHandle<JSHClass> dynclass = NewEcmaDynClass(JSAsyncFuncObject::SIZE, JSType::JS_ASYNC_FUNC_OBJECT, proto);
JSHandle<JSAsyncFuncObject> asyncFuncObject = JSHandle<JSAsyncFuncObject>::Cast(NewJSObjectWithInit(dynclass));
return asyncFuncObject;
}
JSHandle<CompletionRecord> ObjectFactory::NewCompletionRecord(CompletionRecordType type, JSHandle<JSTaggedValue> value)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetCompletionRecordClass().GetTaggedObject()));
JSHandle<CompletionRecord> obj(thread_, header);
obj->SetType(type);
obj->SetValue(thread_, value);
return obj;
}
JSHandle<GeneratorContext> ObjectFactory::NewGeneratorContext()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetGeneratorContextClass().GetTaggedObject()));
JSHandle<GeneratorContext> obj(thread_, header);
obj->SetRegsArray(thread_, JSTaggedValue::Undefined());
obj->SetMethod(thread_, JSTaggedValue::Undefined());
obj->SetAcc(thread_, JSTaggedValue::Undefined());
obj->SetGeneratorObject(thread_, JSTaggedValue::Undefined());
obj->SetLexicalEnv(thread_, JSTaggedValue::Undefined());
obj->SetNRegs(0);
obj->SetBCOffset(0);
return obj;
}
JSHandle<JSPrimitiveRef> ObjectFactory::NewJSPrimitiveRef(const JSHandle<JSFunction> &function,
const JSHandle<JSTaggedValue> &object)
{
JSHandle<JSPrimitiveRef> obj(NewJSObjectByConstructor(function, JSHandle<JSTaggedValue>(function)));
obj->SetValue(thread_, object);
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
if (function.GetTaggedValue() == env->GetStringFunction().GetTaggedValue()) {
JSHandle<JSTaggedValue> lengthStr = globalConst->GetHandledLengthString();
uint32_t length = EcmaString::Cast(object.GetTaggedValue().GetTaggedObject())->GetLength();
PropertyDescriptor desc(thread_, JSHandle<JSTaggedValue>(thread_, JSTaggedValue(length)), false, false, false);
JSTaggedValue::DefinePropertyOrThrow(thread_, JSHandle<JSTaggedValue>(obj), lengthStr, desc);
}
return obj;
}
JSHandle<JSPrimitiveRef> ObjectFactory::NewJSPrimitiveRef(PrimitiveType type, const JSHandle<JSTaggedValue> &object)
{
ObjectFactory *factory = vm_->GetFactory();
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> function;
switch (type) {
case PrimitiveType::PRIMITIVE_NUMBER:
function = env->GetNumberFunction();
break;
case PrimitiveType::PRIMITIVE_STRING:
function = env->GetStringFunction();
break;
case PrimitiveType::PRIMITIVE_SYMBOL:
function = env->GetSymbolFunction();
break;
case PrimitiveType::PRIMITIVE_BOOLEAN:
function = env->GetBooleanFunction();
break;
case PrimitiveType::PRIMITIVE_BIGINT:
function = env->GetBigIntFunction();
break;
default:
break;
}
JSHandle<JSFunction> funcHandle(function);
return factory->NewJSPrimitiveRef(funcHandle, object);
}
JSHandle<JSPrimitiveRef> ObjectFactory::NewJSString(const JSHandle<JSTaggedValue> &str)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> stringFunc = env->GetStringFunction();
JSHandle<JSPrimitiveRef> obj =
JSHandle<JSPrimitiveRef>::Cast(NewJSObjectByConstructor(JSHandle<JSFunction>(stringFunc), stringFunc));
obj->SetValue(thread_, str);
return obj;
}
JSHandle<GlobalEnv> ObjectFactory::NewGlobalEnv(JSHClass *globalEnvClass)
{
NewObjectHook();
// Note: Global env must be allocated in non-movable heap, since its getters will directly return
// the offsets of the properties as the address of Handles.
TaggedObject *header = heap_->AllocateNonMovableOrHugeObject(globalEnvClass);
InitObjectFields(header);
return JSHandle<GlobalEnv>(thread_, GlobalEnv::Cast(header));
}
JSHandle<LexicalEnv> ObjectFactory::NewLexicalEnv(int numSlots)
{
NewObjectHook();
size_t size = LexicalEnv::ComputeSize(numSlots);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetEnvClass().GetTaggedObject()), size);
JSHandle<LexicalEnv> array(thread_, header);
array->InitializeWithSpecialValue(JSTaggedValue::Hole(), numSlots + LexicalEnv::RESERVED_ENV_LENGTH);
return array;
}
JSHandle<JSSymbol> ObjectFactory::NewJSSymbol()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetSymbolClass().GetTaggedObject()));
JSHandle<JSSymbol> obj(thread_, JSSymbol::Cast(header));
obj->SetDescription(thread_, JSTaggedValue::Undefined());
obj->SetFlags(0);
obj->SetHashField(SymbolTable::Hash(obj.GetTaggedValue()));
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewPrivateSymbol()
{
JSHandle<JSSymbol> obj = NewJSSymbol();
obj->SetPrivate();
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewPrivateNameSymbol(const JSHandle<JSTaggedValue> &name)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetSymbolClass().GetTaggedObject()));
JSHandle<JSSymbol> obj(thread_, JSSymbol::Cast(header));
obj->SetFlags(0);
obj->SetPrivateNameSymbol();
obj->SetDescription(thread_, name);
obj->SetHashField(SymbolTable::Hash(name.GetTaggedValue()));
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewWellKnownSymbol(const JSHandle<JSTaggedValue> &name)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetSymbolClass().GetTaggedObject()));
JSHandle<JSSymbol> obj(thread_, JSSymbol::Cast(header));
obj->SetFlags(0);
obj->SetWellKnownSymbol();
obj->SetDescription(thread_, name);
obj->SetHashField(SymbolTable::Hash(name.GetTaggedValue()));
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewPublicSymbol(const JSHandle<JSTaggedValue> &name)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetSymbolClass().GetTaggedObject()));
JSHandle<JSSymbol> obj(thread_, JSSymbol::Cast(header));
obj->SetFlags(0);
obj->SetDescription(thread_, name);
obj->SetHashField(SymbolTable::Hash(name.GetTaggedValue()));
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewSymbolWithTable(const JSHandle<JSTaggedValue> &name)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<SymbolTable> tableHandle(env->GetRegisterSymbols());
if (tableHandle->ContainsKey(name.GetTaggedValue())) {
JSTaggedValue objValue = tableHandle->GetSymbol(name.GetTaggedValue());
return JSHandle<JSSymbol>(thread_, objValue);
}
JSHandle<JSSymbol> obj = NewPublicSymbol(name);
JSHandle<JSTaggedValue> valueHandle(obj);
JSHandle<JSTaggedValue> keyHandle(name);
JSHandle<SymbolTable> table = SymbolTable::Insert(thread_, tableHandle, keyHandle, valueHandle);
env->SetRegisterSymbols(thread_, table);
return obj;
}
JSHandle<JSSymbol> ObjectFactory::NewPrivateNameSymbolWithChar(const char *description)
{
JSHandle<EcmaString> string = NewFromUtf8(description);
return NewPrivateNameSymbol(JSHandle<JSTaggedValue>(string));
}
JSHandle<JSSymbol> ObjectFactory::NewWellKnownSymbolWithChar(const char *description)
{
JSHandle<EcmaString> string = NewFromUtf8(description);
return NewWellKnownSymbol(JSHandle<JSTaggedValue>(string));
}
JSHandle<JSSymbol> ObjectFactory::NewPublicSymbolWithChar(const char *description)
{
JSHandle<EcmaString> string = NewFromUtf8(description);
return NewPublicSymbol(JSHandle<JSTaggedValue>(string));
}
JSHandle<JSSymbol> ObjectFactory::NewSymbolWithTableWithChar(const char *description)
{
JSHandle<EcmaString> string = NewFromUtf8(description);
return NewSymbolWithTable(JSHandle<JSTaggedValue>(string));
}
JSHandle<AccessorData> ObjectFactory::NewAccessorData()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetAccessorDataClass().GetTaggedObject()));
JSHandle<AccessorData> acc(thread_, AccessorData::Cast(header));
acc->SetGetter(thread_, JSTaggedValue::Undefined());
acc->SetSetter(thread_, JSTaggedValue::Undefined());
return acc;
}
JSHandle<AccessorData> ObjectFactory::NewInternalAccessor(void *setter, void *getter)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateNonMovableOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetInternalAccessorClass().GetTaggedObject()));
JSHandle<AccessorData> obj(thread_, AccessorData::Cast(header));
obj->SetGetter(thread_, JSTaggedValue::Undefined());
obj->SetSetter(thread_, JSTaggedValue::Undefined());
if (setter != nullptr) {
JSHandle<JSNativePointer> setFunc = NewJSNativePointer(setter, nullptr, nullptr, true);
obj->SetSetter(thread_, setFunc.GetTaggedValue());
} else {
JSTaggedValue setFunc = JSTaggedValue::Undefined();
obj->SetSetter(thread_, setFunc);
ASSERT(!obj->HasSetter());
}
JSHandle<JSNativePointer> getFunc = NewJSNativePointer(getter, nullptr, nullptr, true);
obj->SetGetter(thread_, getFunc);
return obj;
}
JSHandle<PromiseCapability> ObjectFactory::NewPromiseCapability()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetCapabilityRecordClass().GetTaggedObject()));
JSHandle<PromiseCapability> obj(thread_, header);
obj->SetPromise(thread_, JSTaggedValue::Undefined());
obj->SetResolve(thread_, JSTaggedValue::Undefined());
obj->SetReject(thread_, JSTaggedValue::Undefined());
return obj;
}
JSHandle<PromiseReaction> ObjectFactory::NewPromiseReaction()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetReactionsRecordClass().GetTaggedObject()));
JSHandle<PromiseReaction> obj(thread_, header);
obj->SetPromiseCapability(thread_, JSTaggedValue::Undefined());
obj->SetHandler(thread_, JSTaggedValue::Undefined());
obj->SetType(PromiseType::RESOLVE);
return obj;
}
JSHandle<PromiseIteratorRecord> ObjectFactory::NewPromiseIteratorRecord(const JSHandle<JSTaggedValue> &itor, bool done)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPromiseIteratorRecordClass().GetTaggedObject()));
JSHandle<PromiseIteratorRecord> obj(thread_, header);
obj->SetIterator(thread_, itor.GetTaggedValue());
obj->SetDone(done);
return obj;
}
JSHandle<job::MicroJobQueue> ObjectFactory::NewMicroJobQueue()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateNonMovableOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetMicroJobQueueClass().GetTaggedObject()));
JSHandle<job::MicroJobQueue> obj(thread_, header);
obj->SetPromiseJobQueue(thread_, GetEmptyTaggedQueue().GetTaggedValue());
obj->SetScriptJobQueue(thread_, GetEmptyTaggedQueue().GetTaggedValue());
return obj;
}
JSHandle<job::PendingJob> ObjectFactory::NewPendingJob(const JSHandle<JSFunction> &func,
const JSHandle<TaggedArray> &argv)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPendingJobClass().GetTaggedObject()));
JSHandle<job::PendingJob> obj(thread_, header);
obj->SetJob(thread_, func.GetTaggedValue());
obj->SetArguments(thread_, argv.GetTaggedValue());
#if defined(ENABLE_HITRACE)
obj->SetChainId(0);
obj->SetSpanId(0);
obj->SetParentSpanId(0);
obj->SetFlags(0);
#endif
return obj;
}
JSHandle<JSProxy> ObjectFactory::NewJSProxy(const JSHandle<JSTaggedValue> &target,
const JSHandle<JSTaggedValue> &handler)
{
NewObjectHook();
TaggedObject *header = nullptr;
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
if (target->IsCallable()) {
auto jsProxyCallableClass = JSHClass::Cast(globalConst->GetJSProxyCallableClass().GetTaggedObject());
auto jsProxyConstructClass = JSHClass::Cast(globalConst->GetJSProxyConstructClass().GetTaggedObject());
header = target->IsConstructor() ? heap_->AllocateYoungOrHugeObject(jsProxyConstructClass)
: heap_->AllocateYoungOrHugeObject(jsProxyCallableClass);
} else {
header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetJSProxyOrdinaryClass().GetTaggedObject()));
}
JSHandle<JSProxy> proxy(thread_, header);
JSMethod *method = GetMethodByIndex(MethodIndex::BUILTINS_GLOBAL_CALL_JS_PROXY);
proxy->SetMethod(method);
proxy->SetTarget(thread_, target.GetTaggedValue());
proxy->SetHandler(thread_, handler.GetTaggedValue());
return proxy;
}
JSHandle<JSRealm> ObjectFactory::NewJSRealm()
{
JSHandle<JSHClass> dynClassClassHandle = NewEcmaDynClassClass(nullptr, JSHClass::SIZE, JSType::HCLASS);
JSHClass *dynclass = reinterpret_cast<JSHClass *>(dynClassClassHandle.GetTaggedValue().GetTaggedObject());
dynclass->SetClass(dynclass);
JSHandle<JSHClass> realmEnvClass = NewEcmaDynClass(*dynClassClassHandle, GlobalEnv::SIZE, JSType::GLOBAL_ENV);
JSHandle<GlobalEnv> realmEnvHandle = NewGlobalEnv(*realmEnvClass);
auto result = TemplateMap::Create(thread_);
realmEnvHandle->SetTemplateMap(thread_, result);
Builtins builtins;
builtins.Initialize(realmEnvHandle, thread_);
JSHandle<JSTaggedValue> protoValue = thread_->GlobalConstants()->GetHandledJSRealmClass();
JSHandle<JSHClass> dynHandle = NewEcmaDynClass(JSRealm::SIZE, JSType::JS_REALM, protoValue);
JSHandle<JSRealm> realm(NewJSObject(dynHandle));
realm->SetGlobalEnv(thread_, realmEnvHandle.GetTaggedValue());
realm->SetValue(JSTaggedValue::Undefined());
JSHandle<JSTaggedValue> realmObj = realmEnvHandle->GetJSGlobalObject();
JSHandle<JSTaggedValue> realmkey(thread_->GlobalConstants()->GetHandledGlobalString());
PropertyDescriptor realmDesc(thread_, JSHandle<JSTaggedValue>::Cast(realmObj), true, false, true);
[[maybe_unused]] bool status =
JSObject::DefineOwnProperty(thread_, JSHandle<JSObject>::Cast(realm), realmkey, realmDesc);
ASSERT_PRINT(status == true, "Realm defineOwnProperty failed");
return realm;
}
JSHandle<TaggedArray> ObjectFactory::NewEmptyArray()
{
NewObjectHook();
auto header = heap_->AllocateReadOnlyOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), TaggedArray::SIZE);
JSHandle<TaggedArray> array(thread_, header);
array->SetLength(0);
return array;
}
JSHandle<TaggedArray> ObjectFactory::NewTaggedArray(uint32_t length, JSTaggedValue initVal, bool nonMovable)
{
if (nonMovable) {
return NewTaggedArray(length, initVal, MemSpaceType::NON_MOVABLE);
}
return NewTaggedArray(length, initVal, MemSpaceType::SEMI_SPACE);
}
JSHandle<TaggedArray> ObjectFactory::NewTaggedArray(uint32_t length, JSTaggedValue initVal, MemSpaceType spaceType)
{
NewObjectHook();
if (length == 0) {
return EmptyArray();
}
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
TaggedObject *header = nullptr;
JSHClass *arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
switch (spaceType) {
case MemSpaceType::SEMI_SPACE:
header = heap_->AllocateYoungOrHugeObject(arrayClass, size);
break;
case MemSpaceType::OLD_SPACE:
header = heap_->AllocateOldOrHugeObject(arrayClass, size);
break;
case MemSpaceType::NON_MOVABLE:
header = heap_->AllocateNonMovableOrHugeObject(arrayClass, size);
break;
default:
UNREACHABLE();
}
JSHandle<TaggedArray> array(thread_, header);
array->InitializeWithSpecialValue(initVal, length);
return array;
}
JSHandle<TaggedArray> ObjectFactory::NewTaggedArray(uint32_t length, JSTaggedValue initVal)
{
NewObjectHook();
if (length == 0) {
return EmptyArray();
}
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> array(thread_, header);
array->InitializeWithSpecialValue(initVal, length);
return array;
}
JSHandle<TaggedArray> ObjectFactory::NewDictionaryArray(uint32_t length)
{
NewObjectHook();
ASSERT(length > 0);
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetDictionaryClass().GetTaggedObject()), size);
JSHandle<TaggedArray> array(thread_, header);
array->InitializeWithSpecialValue(JSTaggedValue::Undefined(), length);
return array;
}
JSHandle<TaggedArray> ObjectFactory::ExtendArray(const JSHandle<TaggedArray> &old, uint32_t length,
JSTaggedValue initVal)
{
ASSERT(length > old->GetLength());
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->SetLength(length);
uint32_t oldLength = old->GetLength();
for (uint32_t i = 0; i < oldLength; i++) {
JSTaggedValue value = old->Get(i);
newArray->Set(thread_, i, value);
}
for (uint32_t i = oldLength; i < length; i++) {
newArray->Set(thread_, i, initVal);
}
return newArray;
}
JSHandle<TaggedArray> ObjectFactory::CopyPartArray(const JSHandle<TaggedArray> &old, uint32_t start,
uint32_t end)
{
ASSERT(start <= end);
ASSERT(end <= old->GetLength());
uint32_t newLength = end - start;
if (newLength == 0) {
return EmptyArray();
}
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
newArray->SetLength(newLength);
for (uint32_t i = 0; i < newLength; i++) {
JSTaggedValue value = old->Get(i + start);
if (value.IsHole()) {
break;
}
newArray->Set(thread_, i, value);
}
return newArray;
}
JSHandle<TaggedArray> ObjectFactory::CopyArray(const JSHandle<TaggedArray> &old,
[[maybe_unused]] uint32_t oldLength, uint32_t newLength,
JSTaggedValue initVal)
{
if (newLength == 0) {
return EmptyArray();
}
if (newLength > oldLength) {
return ExtendArray(old, newLength, initVal);
}
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
newArray->SetLength(newLength);
for (uint32_t i = 0; i < newLength; i++) {
JSTaggedValue value = old->Get(i);
newArray->Set(thread_, i, value);
}
return newArray;
}
JSHandle<LayoutInfo> ObjectFactory::CreateLayoutInfo(int properties, JSTaggedValue initVal)
{
uint32_t arrayLength = LayoutInfo::ComputeArrayLength(LayoutInfo::ComputeGrowCapacity(properties));
JSHandle<LayoutInfo> layoutInfoHandle = JSHandle<LayoutInfo>::Cast(NewTaggedArray(arrayLength, initVal));
layoutInfoHandle->SetNumberOfElements(thread_, 0);
return layoutInfoHandle;
}
JSHandle<LayoutInfo> ObjectFactory::ExtendLayoutInfo(const JSHandle<LayoutInfo> &old, int properties,
JSTaggedValue initVal)
{
ASSERT(properties > old->NumberOfElements());
uint32_t arrayLength = LayoutInfo::ComputeArrayLength(LayoutInfo::ComputeGrowCapacity(properties));
return JSHandle<LayoutInfo>(ExtendArray(JSHandle<TaggedArray>(old), arrayLength, initVal));
}
JSHandle<LayoutInfo> ObjectFactory::CopyLayoutInfo(const JSHandle<LayoutInfo> &old)
{
uint32_t newLength = old->GetLength();
return JSHandle<LayoutInfo>(CopyArray(JSHandle<TaggedArray>::Cast(old), newLength, newLength));
}
JSHandle<LayoutInfo> ObjectFactory::CopyAndReSort(const JSHandle<LayoutInfo> &old, int end, int capacity)
{
ASSERT(capacity >= end);
JSHandle<LayoutInfo> newArr = CreateLayoutInfo(capacity);
Span<struct Properties> sp(old->GetProperties(), end);
int i = 0;
for (; i < end; i++) {
newArr->AddKey(thread_, i, sp[i].key_, PropertyAttributes(sp[i].attr_));
}
return newArr;
}
JSHandle<ConstantPool> ObjectFactory::NewConstantPool(uint32_t capacity)
{
NewObjectHook();
if (capacity == 0) {
return JSHandle<ConstantPool>::Cast(EmptyArray());
}
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), capacity);
auto header = heap_->AllocateNonMovableOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<ConstantPool> array(thread_, header);
array->InitializeWithSpecialValue(JSTaggedValue::Undefined(), capacity);
return array;
}
JSHandle<Program> ObjectFactory::NewProgram()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetProgramClass().GetTaggedObject()));
JSHandle<Program> p(thread_, header);
p->SetMainFunction(thread_, JSTaggedValue::Undefined());
return p;
}
JSHandle<ModuleNamespace> ObjectFactory::NewModuleNamespace()
{
NewObjectHook();
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetModuleNamespaceClass());
JSHandle<JSObject> obj = NewJSObject(dynclass);
JSHandle<ModuleNamespace> moduleNamespace = JSHandle<ModuleNamespace>::Cast(obj);
moduleNamespace->SetModule(thread_, JSTaggedValue::Undefined());
moduleNamespace->SetExports(thread_, JSTaggedValue::Undefined());
return moduleNamespace;
}
JSHandle<JSCjsModule> ObjectFactory::NewCjsModule()
{
NewObjectHook();
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> moduleObj(env->GetCjsModuleFunction());
JSHandle<JSCjsModule> cjsModule =
JSHandle<JSCjsModule>(NewJSObjectByConstructor(JSHandle<JSFunction>(moduleObj), moduleObj));
return cjsModule;
}
JSHandle<JSCjsExports> ObjectFactory::NewCjsExports()
{
NewObjectHook();
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> exportsObj(env->GetCjsExportsFunction());
JSHandle<JSCjsExports> cjsExports =
JSHandle<JSCjsExports>(NewJSObjectByConstructor(JSHandle<JSFunction>(exportsObj), exportsObj));
return cjsExports;
}
JSHandle<JSCjsRequire> ObjectFactory::NewCjsRequire()
{
NewObjectHook();
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> requireObj(env->GetCjsRequireFunction());
JSHandle<JSCjsRequire> cjsRequire =
JSHandle<JSCjsRequire>(NewJSObjectByConstructor(JSHandle<JSFunction>(requireObj), requireObj));
return cjsRequire;
}
JSHandle<EcmaString> ObjectFactory::GetEmptyString() const
{
return JSHandle<EcmaString>(thread_->GlobalConstants()->GetHandledEmptyString());
}
JSHandle<TaggedArray> ObjectFactory::EmptyArray() const
{
return JSHandle<TaggedArray>(thread_->GlobalConstants()->GetHandledEmptyArray());
}
JSHandle<EcmaString> ObjectFactory::GetStringFromStringTable(const uint8_t *utf8Data, uint32_t utf8Len,
bool canBeCompress) const
{
NewObjectHook();
if (utf8Len == 0) {
return GetEmptyString();
}
auto stringTable = vm_->GetEcmaStringTable();
return JSHandle<EcmaString>(thread_, stringTable->GetOrInternString(utf8Data, utf8Len, canBeCompress));
}
JSHandle<EcmaString> ObjectFactory::GetStringFromStringTableNonMovable(const uint8_t *utf8Data, uint32_t utf8Len) const
{
NewObjectHook();
if (utf8Len == 0) {
return GetEmptyString();
}
auto stringTable = vm_->GetEcmaStringTable();
return JSHandle<EcmaString>(thread_, stringTable->CreateAndInternStringNonMovable(utf8Data, utf8Len));
}
JSHandle<EcmaString> ObjectFactory::GetStringFromStringTable(const uint16_t *utf16Data, uint32_t utf16Len,
bool canBeCompress) const
{
NewObjectHook();
if (utf16Len == 0) {
return GetEmptyString();
}
auto stringTable = vm_->GetEcmaStringTable();
return JSHandle<EcmaString>(thread_, stringTable->GetOrInternString(utf16Data, utf16Len, canBeCompress));
}
JSHandle<EcmaString> ObjectFactory::GetStringFromStringTable(EcmaString *string) const
{
ASSERT(string != nullptr);
if (string->GetLength() == 0) {
return GetEmptyString();
}
auto stringTable = vm_->GetEcmaStringTable();
return JSHandle<EcmaString>(thread_, stringTable->GetOrInternString(string));
}
// NB! don't do special case for C0 80, it means '\u0000', so don't convert to UTF-8
EcmaString *ObjectFactory::GetRawStringFromStringTable(const uint8_t *mutf8Data,
uint32_t utf16Len, bool canBeCompressed) const
{
NewObjectHook();
if (UNLIKELY(utf16Len == 0)) {
return *GetEmptyString();
}
if (canBeCompressed) {
return EcmaString::Cast(vm_->GetEcmaStringTable()->GetOrInternString(mutf8Data, utf16Len, true));
}
CVector<uint16_t> utf16Data(utf16Len);
auto len = utf::ConvertRegionMUtf8ToUtf16(mutf8Data, utf16Data.data(), utf::Mutf8Size(mutf8Data), utf16Len, 0);
return EcmaString::Cast(vm_->GetEcmaStringTable()->GetOrInternString(utf16Data.data(), len, false));
}
JSHandle<PropertyBox> ObjectFactory::NewPropertyBox(const JSHandle<JSTaggedValue> &value)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPropertyBoxClass().GetTaggedObject()));
JSHandle<PropertyBox> box(thread_, header);
box->SetValue(thread_, value);
return box;
}
JSHandle<ProtoChangeMarker> ObjectFactory::NewProtoChangeMarker()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetProtoChangeMarkerClass().GetTaggedObject()));
JSHandle<ProtoChangeMarker> marker(thread_, header);
marker->ClearBitField();
return marker;
}
JSHandle<ProtoChangeDetails> ObjectFactory::NewProtoChangeDetails()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetProtoChangeDetailsClass().GetTaggedObject()));
JSHandle<ProtoChangeDetails> protoInfo(thread_, header);
protoInfo->SetChangeListener(thread_, JSTaggedValue::Undefined());
protoInfo->SetRegisterIndex(ProtoChangeDetails::UNREGISTERED);
return protoInfo;
}
JSHandle<ProfileTypeInfo> ObjectFactory::NewProfileTypeInfo(uint32_t length)
{
NewObjectHook();
ASSERT(length > 0);
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<ProfileTypeInfo> array(thread_, header);
array->InitializeWithSpecialValue(JSTaggedValue::Undefined(), length);
return array;
}
JSHandle<BigInt> ObjectFactory::NewBigInt(uint32_t length)
{
NewObjectHook();
ASSERT(length > 0);
size_t size = BigInt::ComputeSize(length);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetBigIntClass().GetTaggedObject()), size);
JSHandle<BigInt> bigint(thread_, header);
bigint->SetLength(length);
bigint->SetSign(false);
bigint->InitializationZero();
return bigint;
}
// static
void ObjectFactory::NewObjectHook() const
{
#ifndef NDEBUG
if (vm_->GetJSOptions().EnableForceGC() && vm_->IsInitialized()) {
if (vm_->GetJSOptions().ForceFullGC()) {
vm_->CollectGarbage(TriggerGCType::YOUNG_GC);
vm_->CollectGarbage(TriggerGCType::OLD_GC);
vm_->CollectGarbage(TriggerGCType::FULL_GC);
} else {
vm_->CollectGarbage(TriggerGCType::YOUNG_GC);
vm_->CollectGarbage(TriggerGCType::OLD_GC);
}
}
#endif
}
JSHandle<TaggedQueue> ObjectFactory::NewTaggedQueue(uint32_t length)
{
uint32_t queueLength = TaggedQueue::QueueToArrayIndex(length);
auto queue = JSHandle<TaggedQueue>::Cast(NewTaggedArray(queueLength, JSTaggedValue::Hole()));
queue->SetStart(thread_, JSTaggedValue(0)); // equal to 0 when add 1.
queue->SetEnd(thread_, JSTaggedValue(0));
queue->SetCapacity(thread_, JSTaggedValue(length));
return queue;
}
JSHandle<TaggedQueue> ObjectFactory::GetEmptyTaggedQueue() const
{
return JSHandle<TaggedQueue>(thread_->GlobalConstants()->GetHandledEmptyTaggedQueue());
}
JSHandle<JSSetIterator> ObjectFactory::NewJSSetIterator(const JSHandle<JSSet> &set, IterationKind kind)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> protoValue = env->GetSetIteratorPrototype();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSSetIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSSetIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedSet(thread_, set->GetLinkedSet());
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSRegExpIterator> ObjectFactory::NewJSRegExpIterator(const JSHandle<JSTaggedValue> &matcher,
const JSHandle<EcmaString> &inputStr, bool global,
bool fullUnicode)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> protoValue = env->GetRegExpIteratorPrototype();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSRegExpIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSRegExpIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratingRegExp(thread_, matcher.GetTaggedValue());
iter->SetIteratedString(thread_, inputStr.GetTaggedValue());
iter->SetGlobal(global);
iter->SetUnicode(fullUnicode);
iter->SetDone(false);
return iter;
}
JSHandle<JSMapIterator> ObjectFactory::NewJSMapIterator(const JSHandle<JSMap> &map, IterationKind kind)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> protoValue = env->GetMapIteratorPrototype();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSMapIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSMapIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedMap(thread_, map->GetLinkedMap());
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSArrayIterator> ObjectFactory::NewJSArrayIterator(const JSHandle<JSObject> &array, IterationKind kind)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> protoValue = env->GetArrayIteratorPrototype();
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSArrayIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSArrayIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedArray(thread_, array);
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSPromiseReactionsFunction> ObjectFactory::CreateJSPromiseReactionsFunction(MethodIndex idx)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseReactionFunctionClass());
JSHandle<JSPromiseReactionsFunction> reactionsFunction =
JSHandle<JSPromiseReactionsFunction>::Cast(NewJSObject(dynclass));
reactionsFunction->SetPromise(thread_, JSTaggedValue::Hole());
reactionsFunction->SetAlreadyResolved(thread_, JSTaggedValue::Hole());
reactionsFunction->SetMethod(GetMethodByIndex(idx));
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(reactionsFunction);
JSFunction::InitializeJSFunction(thread_, function);
JSFunction::SetFunctionLength(thread_, function, JSTaggedValue(1));
return reactionsFunction;
}
JSHandle<JSPromiseExecutorFunction> ObjectFactory::CreateJSPromiseExecutorFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseExecutorFunctionClass());
JSHandle<JSPromiseExecutorFunction> executorFunction =
JSHandle<JSPromiseExecutorFunction>::Cast(NewJSObject(dynclass));
executorFunction->SetCapability(thread_, JSTaggedValue::Hole());
executorFunction->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_EXECUTOR));
executorFunction->SetCapability(thread_, JSTaggedValue::Undefined());
JSHandle<JSFunction> function = JSHandle<JSFunction>::Cast(executorFunction);
JSFunction::InitializeJSFunction(thread_, function, FunctionKind::NORMAL_FUNCTION);
JSFunction::SetFunctionLength(thread_, function, JSTaggedValue(FunctionLength::TWO));
return executorFunction;
}
JSHandle<JSPromiseAllResolveElementFunction> ObjectFactory::NewJSPromiseAllResolveElementFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseAllResolveElementFunctionClass());
JSHandle<JSPromiseAllResolveElementFunction> function =
JSHandle<JSPromiseAllResolveElementFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_RESOLVE_ELEMENT_FUNCTION));
function->SetIndex(JSTaggedValue::Undefined());
function->SetValues(JSTaggedValue::Undefined());
function->SetCapabilities(JSTaggedValue::Undefined());
function->SetRemainingElements(JSTaggedValue::Undefined());
function->SetAlreadyCalled(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseAnyRejectElementFunction> ObjectFactory::NewJSPromiseAnyRejectElementFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseAnyRejectElementFunctionClass());
JSHandle<JSPromiseAnyRejectElementFunction> function =
JSHandle<JSPromiseAnyRejectElementFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_ANY_REJECT_ELEMENT_FUNCTION));
function->SetIndex(0);
function->SetErrors(JSTaggedValue::Undefined());
function->SetCapability(JSTaggedValue::Undefined());
function->SetRemainingElements(JSTaggedValue::Undefined());
function->SetAlreadyCalled(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseAllSettledElementFunction> ObjectFactory::NewJSPromiseAllSettledResolveElementFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseAllSettledElementFunctionClass());
JSHandle<JSPromiseAllSettledElementFunction> function =
JSHandle<JSPromiseAllSettledElementFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_ALL_SETTLED_RESOLVE_ELEMENT_FUNCTION));
function->SetIndex(0);
function->SetValues(JSTaggedValue::Undefined());
function->SetCapability(JSTaggedValue::Undefined());
function->SetRemainingElements(JSTaggedValue::Undefined());
function->SetAlreadyCalled(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseAllSettledElementFunction> ObjectFactory::NewJSPromiseAllSettledRejectElementFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseAllSettledElementFunctionClass());
JSHandle<JSPromiseAllSettledElementFunction> function =
JSHandle<JSPromiseAllSettledElementFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_ALL_SETTLED_REJECT_ELEMENT_FUNCTION));
function->SetIndex(0);
function->SetValues(JSTaggedValue::Undefined());
function->SetCapability(JSTaggedValue::Undefined());
function->SetRemainingElements(JSTaggedValue::Undefined());
function->SetAlreadyCalled(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseFinallyFunction> ObjectFactory::NewJSPromiseThenFinallyFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseFinallyFunctionClass());
JSHandle<JSPromiseFinallyFunction> function =
JSHandle<JSPromiseFinallyFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_THEN_FINALLY_FUNCTION));
function->SetConstructor(JSTaggedValue::Undefined());
function->SetOnFinally(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseFinallyFunction> ObjectFactory::NewJSPromiseCatchFinallyFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseFinallyFunctionClass());
JSHandle<JSPromiseFinallyFunction> function =
JSHandle<JSPromiseFinallyFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_CATCH_FINALLY_FUNCTION));
function->SetConstructor(JSTaggedValue::Undefined());
function->SetOnFinally(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(1));
return function;
}
JSHandle<JSPromiseValueThunkOrThrowerFunction> ObjectFactory::NewJSPromiseValueThunkFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseValueThunkOrThrowerFunctionClass());
JSHandle<JSPromiseValueThunkOrThrowerFunction> function =
JSHandle<JSPromiseValueThunkOrThrowerFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_VALUE_THUNK_FUNCTION));
function->SetResult(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(0));
return function;
}
JSHandle<JSPromiseValueThunkOrThrowerFunction> ObjectFactory::NewJSPromiseThrowerFunction()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSHClass> dynclass = JSHandle<JSHClass>::Cast(env->GetPromiseValueThunkOrThrowerFunctionClass());
JSHandle<JSPromiseValueThunkOrThrowerFunction> function =
JSHandle<JSPromiseValueThunkOrThrowerFunction>::Cast(NewJSObject(dynclass));
JSFunction::InitializeJSFunction(thread_, JSHandle<JSFunction>::Cast(function));
function->SetMethod(GetMethodByIndex(MethodIndex::BUILTINS_PROMISE_HANDLER_THROWER_FUNCTION));
function->SetResult(JSTaggedValue::Undefined());
JSFunction::SetFunctionLength(thread_, JSHandle<JSFunction>::Cast(function), JSTaggedValue(0));
return function;
}
EcmaString *ObjectFactory::InternString(const JSHandle<JSTaggedValue> &key)
{
EcmaString *str = EcmaString::Cast(key->GetTaggedObject());
if (str->IsInternString()) {
return str;
}
EcmaStringTable *stringTable = vm_->GetEcmaStringTable();
return stringTable->GetOrInternString(str);
}
JSHandle<TransitionHandler> ObjectFactory::NewTransitionHandler()
{
NewObjectHook();
TransitionHandler *handler =
TransitionHandler::Cast(heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTransitionHandlerClass().GetTaggedObject())));
handler->SetHandlerInfo(JSTaggedValue::Undefined());
handler->SetTransitionHClass(JSTaggedValue::Undefined());
return JSHandle<TransitionHandler>(thread_, handler);
}
JSHandle<PrototypeHandler> ObjectFactory::NewPrototypeHandler()
{
NewObjectHook();
PrototypeHandler *header =
PrototypeHandler::Cast(heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPrototypeHandlerClass().GetTaggedObject())));
JSHandle<PrototypeHandler> handler(thread_, header);
handler->SetHandlerInfo(thread_, JSTaggedValue::Undefined());
handler->SetProtoCell(thread_, JSTaggedValue::Undefined());
handler->SetHolder(thread_, JSTaggedValue::Undefined());
return handler;
}
JSHandle<PromiseRecord> ObjectFactory::NewPromiseRecord()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPromiseRecordClass().GetTaggedObject()));
JSHandle<PromiseRecord> obj(thread_, header);
obj->SetValue(thread_, JSTaggedValue::Undefined());
return obj;
}
JSHandle<ResolvingFunctionsRecord> ObjectFactory::NewResolvingFunctionsRecord()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetPromiseResolvingFunctionsRecordClass().GetTaggedObject()));
JSHandle<ResolvingFunctionsRecord> obj(thread_, header);
obj->SetResolveFunction(thread_, JSTaggedValue::Undefined());
obj->SetRejectFunction(thread_, JSTaggedValue::Undefined());
return obj;
}
JSHandle<JSHClass> ObjectFactory::CreateObjectClass(const JSHandle<TaggedArray> &properties, size_t length)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> proto = env->GetObjectFunctionPrototype();
uint32_t fieldOrder = 0;
JSMutableHandle<JSTaggedValue> key(thread_, JSTaggedValue::Undefined());
JSHandle<LayoutInfo> layoutInfoHandle = CreateLayoutInfo(length);
while (fieldOrder < length) {
key.Update(properties->Get(fieldOrder * 2)); // 2: Meaning to double
ASSERT_PRINT(JSTaggedValue::IsPropertyKey(key), "Key is not a property key");
PropertyAttributes attributes = PropertyAttributes::Default();
if (properties->Get(fieldOrder * 2 + 1).IsAccessor()) { // 2: Meaning to double
attributes.SetIsAccessor(true);
}
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOrder);
layoutInfoHandle->AddKey(thread_, fieldOrder, key.GetTaggedValue(), attributes);
fieldOrder++;
}
ASSERT(fieldOrder <= PropertyAttributes::MAX_CAPACITY_OF_PROPERTIES);
JSHandle<JSHClass> objClass = NewEcmaDynClass(JSObject::SIZE, JSType::JS_OBJECT, fieldOrder);
objClass->SetPrototype(thread_, proto.GetTaggedValue());
{
objClass->SetExtensible(true);
objClass->SetIsLiteral(true);
objClass->SetLayout(thread_, layoutInfoHandle);
objClass->SetNumberOfProps(fieldOrder);
}
return objClass;
}
JSHandle<JSHClass> ObjectFactory::SetLayoutInObjHClass(const JSHandle<TaggedArray> &properties, size_t length,
const JSHandle<JSHClass> &objClass)
{
JSMutableHandle<JSTaggedValue> key(thread_, JSTaggedValue::Undefined());
JSHandle<JSHClass> newObjHclass(objClass);
for (size_t fieldOffset = 0; fieldOffset < length; fieldOffset++) {
key.Update(properties->Get(fieldOffset * 2)); // 2 : pair of key and value
ASSERT_PRINT(JSTaggedValue::IsPropertyKey(key), "Key is not a property key");
PropertyAttributes attributes = PropertyAttributes::Default();
if (properties->Get(fieldOffset * 2 + 1).IsAccessor()) { // 2: Meaning to double
attributes.SetIsAccessor(true);
}
attributes.SetIsInlinedProps(true);
attributes.SetRepresentation(Representation::MIXED);
attributes.SetOffset(fieldOffset);
newObjHclass = JSHClass::SetPropertyOfObjHClass(thread_, newObjHclass, key, attributes);
}
return newObjHclass;
}
JSHandle<JSHClass> ObjectFactory::GetObjectLiteralHClass(const JSHandle<TaggedArray> &properties, size_t length)
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> proto = env->GetObjectFunctionPrototype();
// 64 : If object literal gets too many properties, create hclass directly.
const int HCLASS_CACHE_SIZE = 64;
if (length >= HCLASS_CACHE_SIZE) {
return CreateObjectClass(properties, length);
}
JSHandle<JSTaggedValue> maybeCache = env->GetObjectLiteralHClassCache();
if (maybeCache->IsHole()) {
JSHandle<TaggedArray> cacheArr = NewTaggedArray(HCLASS_CACHE_SIZE);
env->SetObjectLiteralHClassCache(thread_, cacheArr.GetTaggedValue());
}
JSHandle<JSTaggedValue> hclassCache = env->GetObjectLiteralHClassCache();
JSHandle<TaggedArray> hclassCacheArr = JSHandle<TaggedArray>::Cast(hclassCache);
JSTaggedValue maybeHClass = hclassCacheArr->Get(length);
if (maybeHClass.IsHole()) {
JSHandle<JSHClass> objHClass = NewEcmaDynClass(JSObject::SIZE, JSType::JS_OBJECT, length);
objHClass->SetPrototype(thread_, proto.GetTaggedValue());
{
objHClass->SetNumberOfProps(0);
objHClass->SetExtensible(true);
objHClass->SetIsLiteral(true);
}
hclassCacheArr->Set(thread_, length, objHClass);
return SetLayoutInObjHClass(properties, length, objHClass);
}
return SetLayoutInObjHClass(properties, length, JSHandle<JSHClass>(thread_, maybeHClass));
}
JSHandle<JSObject> ObjectFactory::GetObjectLiteralByHClass(const JSHandle<TaggedArray> &properties, size_t length)
{
JSHandle<JSHClass> dynclass = GetObjectLiteralHClass(properties, length);
JSHandle<JSObject> obj = NewJSObjectWithInit(dynclass);
return obj;
}
JSHandle<JSObject> ObjectFactory::NewEmptyJSObject()
{
JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
JSHandle<JSTaggedValue> builtinObj = env->GetObjectFunction();
return NewJSObjectByConstructor(JSHandle<JSFunction>(builtinObj), builtinObj);
}
JSHandle<JSObject> ObjectFactory::CreateNullJSObject()
{
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSTaggedValue> nullValue = globalConst->GetHandledNull();
return OrdinaryNewJSObjectCreate(nullValue);
}
uintptr_t ObjectFactory::NewSpaceBySnapshotAllocator(size_t size)
{
NewObjectHook();
return heap_->AllocateSnapshotSpace(size);
}
JSHandle<MachineCode> ObjectFactory::NewMachineCodeObject(size_t length, const uint8_t *data)
{
NewObjectHook();
TaggedObject *obj = heap_->AllocateMachineCodeObject(JSHClass::Cast(
thread_->GlobalConstants()->GetMachineCodeClass().GetTaggedObject()), length + MachineCode::SIZE);
MachineCode *code = MachineCode::Cast(obj);
if (code == nullptr) {
LOG_FULL(FATAL) << "machine code cast failed";
UNREACHABLE();
}
code->SetInstructionSizeInBytes(static_cast<uint32_t>(length));
if (data != nullptr) {
code->SetData(data, length);
}
JSHandle<MachineCode> codeObj(thread_, code);
return codeObj;
}
JSHandle<ClassInfoExtractor> ObjectFactory::NewClassInfoExtractor(JSMethod *ctorMethod)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetClassInfoExtractorHClass().GetTaggedObject()));
JSHandle<ClassInfoExtractor> obj(thread_, header);
obj->ClearBitField();
obj->SetConstructorMethod(ctorMethod);
JSHandle<TaggedArray> emptyArray = EmptyArray();
obj->SetPrototypeHClass(thread_, JSTaggedValue::Undefined());
obj->SetNonStaticKeys(thread_, emptyArray, SKIP_BARRIER);
obj->SetNonStaticProperties(thread_, emptyArray, SKIP_BARRIER);
obj->SetNonStaticElements(thread_, emptyArray, SKIP_BARRIER);
obj->SetConstructorHClass(thread_, JSTaggedValue::Undefined());
obj->SetStaticKeys(thread_, emptyArray, SKIP_BARRIER);
obj->SetStaticProperties(thread_, emptyArray, SKIP_BARRIER);
obj->SetStaticElements(thread_, emptyArray, SKIP_BARRIER);
return obj;
}
// ----------------------------------- new TSType ----------------------------------------
JSHandle<TSObjLayoutInfo> ObjectFactory::CreateTSObjLayoutInfo(int propNum, JSTaggedValue initVal)
{
uint32_t arrayLength = TSObjLayoutInfo::ComputeArrayLength(propNum);
JSHandle<TSObjLayoutInfo> tsPropInfoHandle = JSHandle<TSObjLayoutInfo>::Cast(NewTaggedArray(arrayLength, initVal));
tsPropInfoHandle->SetNumberOfElements(thread_, 0);
return tsPropInfoHandle;
}
JSHandle<TSObjectType> ObjectFactory::NewTSObjectType(uint32_t numOfKeys)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSObjectTypeClass().GetTaggedObject()));
JSHandle<TSObjectType> objectType(thread_, header);
objectType->SetHClass(thread_, JSTaggedValue::Undefined());
objectType->SetObjLayoutInfo(thread_, JSTaggedValue::Undefined());
objectType->SetGTRef(GlobalTSTypeRef::Default());
JSHandle<TSObjLayoutInfo> tsPropInfo = CreateTSObjLayoutInfo(numOfKeys);
objectType->SetObjLayoutInfo(thread_, tsPropInfo);
return objectType;
}
JSHandle<TSClassType> ObjectFactory::NewTSClassType()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSClassTypeClass().GetTaggedObject()));
JSHandle<TSClassType> classType(thread_, header);
classType->SetGTRef(GlobalTSTypeRef::Default());
classType->SetInstanceType(thread_, JSTaggedValue::Undefined());
classType->SetConstructorType(thread_, JSTaggedValue::Undefined());
classType->SetPrototypeType(thread_, JSTaggedValue::Undefined());
classType->SetExtensionType(thread_, JSTaggedValue::Undefined());
return classType;
}
JSHandle<TSInterfaceType> ObjectFactory::NewTSInterfaceType()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSInterfaceTypeClass().GetTaggedObject()));
JSHandle<TSInterfaceType> interfaceType(thread_, header);
JSHandle<TaggedArray> extends = EmptyArray();
interfaceType->SetGTRef(GlobalTSTypeRef::Default());
interfaceType->SetExtends(thread_, extends);
interfaceType->SetFields(thread_, JSTaggedValue::Undefined());
return interfaceType;
}
JSHandle<TSUnionType> ObjectFactory::NewTSUnionType(uint32_t length)
{
NewObjectHook();
ASSERT(length > 0);
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSUnionTypeClass().GetTaggedObject()));
JSHandle<TSUnionType> unionType(thread_, header);
unionType->SetGTRef(GlobalTSTypeRef::Default());
unionType->SetComponents(thread_, JSTaggedValue::Undefined());
JSHandle<TaggedArray> componentTypes = NewTaggedArray(length, JSTaggedValue::Undefined());
unionType->SetComponents(thread_, componentTypes);
return unionType;
}
JSHandle<TSClassInstanceType> ObjectFactory::NewTSClassInstanceType()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSClassInstanceTypeClass().GetTaggedObject()));
JSHandle<TSClassInstanceType> classInstanceType(thread_, header);
classInstanceType->SetGTRef(GlobalTSTypeRef::Default());
classInstanceType->SetClassRefGT(GlobalTSTypeRef::Default());
return classInstanceType;
}
JSHandle<TSImportType> ObjectFactory::NewTSImportType()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSImportTypeClass().GetTaggedObject()));
JSHandle<TSImportType> importType(thread_, header);
importType->SetGTRef(GlobalTSTypeRef::Default());
importType->SetTargetRefGT(GlobalTSTypeRef::Default());
importType->SetImportPath(thread_, JSTaggedValue::Undefined());
return importType;
}
JSHandle<TSFunctionType> ObjectFactory::NewTSFunctionType(uint32_t length)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSFunctionTypeClass().GetTaggedObject()));
JSHandle<TSFunctionType> functionType(thread_, header);
functionType->SetParameterTypes(thread_, JSTaggedValue::Undefined());
JSHandle<TaggedArray> parameterTypes = NewTaggedArray(length + TSFunctionType::DEFAULT_LENGTH,
JSTaggedValue::Undefined());
functionType->SetGTRef(GlobalTSTypeRef::Default());
functionType->SetParameterTypes(thread_, parameterTypes);
return functionType;
}
JSHandle<TSArrayType> ObjectFactory::NewTSArrayType()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetTSArrayTypeClass().GetTaggedObject()));
JSHandle<TSArrayType> arrayType(thread_, header);
arrayType->SetElementTypeRef(0);
return arrayType;
}
JSHandle<TSTypeTable> ObjectFactory::NewTSTypeTable(uint32_t length)
{
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length + TSTypeTable::RESERVE_TABLE_LENGTH);
JSHClass *arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
auto header = heap_->AllocateOldOrHugeObject(arrayClass, size);
JSHandle<TSTypeTable> table(thread_, header);
table->InitializeWithSpecialValue(JSTaggedValue::Undefined(), length + TSTypeTable::RESERVE_TABLE_LENGTH);
table->SetNumberOfTypes(thread_, length);
return table;
}
JSHandle<TSModuleTable> ObjectFactory::NewTSModuleTable(uint32_t length)
{
NewObjectHook();
ASSERT(length > 0);
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
JSHClass *arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
auto header = heap_->AllocateYoungOrHugeObject(arrayClass, size);
JSHandle<TSModuleTable> array(thread_, header);
array->InitializeWithSpecialValue(JSTaggedValue::Undefined(), length);
return array;
}
// ----------------------------------- new string ----------------------------------------
JSHandle<EcmaString> ObjectFactory::NewFromASCII(const CString &data)
{
auto utf8Data = reinterpret_cast<const uint8_t *>(data.c_str());
ASSERT(EcmaString::CanBeCompressed(utf8Data, data.length()));
return GetStringFromStringTable(utf8Data, data.length(), true);
}
JSHandle<EcmaString> ObjectFactory::NewFromASCIINonMovable(const CString &data)
{
auto utf8Data = reinterpret_cast<const uint8_t *>(data.c_str());
ASSERT(EcmaString::CanBeCompressed(utf8Data, data.length()));
return GetStringFromStringTableNonMovable(utf8Data, data.length());
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf8(const CString &data)
{
auto utf8Data = reinterpret_cast<const uint8_t *>(data.c_str());
bool canBeCompress = EcmaString::CanBeCompressed(utf8Data, data.length());
return GetStringFromStringTable(utf8Data, data.length(), canBeCompress);
}
JSHandle<EcmaString> ObjectFactory::NewFromStdString(const std::string &data)
{
auto utf8Data = reinterpret_cast<const uint8_t *>(data.c_str());
bool canBeCompress = EcmaString::CanBeCompressed(utf8Data, data.length());
return GetStringFromStringTable(utf8Data, data.size(), canBeCompress);
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf8(const uint8_t *utf8Data, uint32_t utf8Len)
{
bool canBeCompress = EcmaString::CanBeCompressed(utf8Data, utf8Len);
return GetStringFromStringTable(utf8Data, utf8Len, canBeCompress);
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16(const uint16_t *utf16Data, uint32_t utf16Len)
{
bool canBeCompress = EcmaString::CanBeCompressed(utf16Data, utf16Len);
return GetStringFromStringTable(utf16Data, utf16Len, canBeCompress);
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16Compress(const uint16_t *utf16Data, uint32_t utf16Len)
{
ASSERT(EcmaString::CanBeCompressed(utf16Data, utf16Len));
return GetStringFromStringTable(utf16Data, utf16Len, true);
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16NotCompress(const uint16_t *utf16Data, uint32_t utf16Len)
{
ASSERT(!EcmaString::CanBeCompressed(utf16Data, utf16Len));
return GetStringFromStringTable(utf16Data, utf16Len, false);
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf8Literal(const uint8_t *utf8Data, uint32_t utf8Len)
{
NewObjectHook();
bool canBeCompress = EcmaString::CanBeCompressed(utf8Data, utf8Len);
return JSHandle<EcmaString>(thread_, EcmaString::CreateFromUtf8(utf8Data, utf8Len, vm_, canBeCompress));
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf8LiteralCompress(const uint8_t *utf8Data, uint32_t utf8Len)
{
NewObjectHook();
ASSERT(EcmaString::CanBeCompressed(utf8Data, utf8Len));
return JSHandle<EcmaString>(thread_, EcmaString::CreateFromUtf8(utf8Data, utf8Len, vm_, true));
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16Literal(const uint16_t *utf16Data, uint32_t utf16Len)
{
NewObjectHook();
bool canBeCompress = EcmaString::CanBeCompressed(utf16Data, utf16Len);
return JSHandle<EcmaString>(thread_, EcmaString::CreateFromUtf16(utf16Data, utf16Len, vm_, canBeCompress));
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16LiteralCompress(const uint16_t *utf16Data, uint32_t utf16Len)
{
NewObjectHook();
ASSERT(EcmaString::CanBeCompressed(utf16Data, utf16Len));
return JSHandle<EcmaString>(thread_, EcmaString::CreateFromUtf16(utf16Data, utf16Len, vm_, true));
}
JSHandle<EcmaString> ObjectFactory::NewFromUtf16LiteralNotCompress(const uint16_t *utf16Data, uint32_t utf16Len)
{
NewObjectHook();
ASSERT(!EcmaString::CanBeCompressed(utf16Data, utf16Len));
return JSHandle<EcmaString>(thread_, EcmaString::CreateFromUtf16(utf16Data, utf16Len, vm_, false));
}
JSHandle<EcmaString> ObjectFactory::ConcatFromString(const JSHandle<EcmaString> &firstString,
const JSHandle<EcmaString> &secondString)
{
if (firstString->GetLength() == 0) {
return secondString;
}
if (secondString->GetLength() == 0) {
return firstString;
}
return GetStringFromStringTable(firstString, secondString);
}
JSHandle<EcmaString> ObjectFactory::GetStringFromStringTable(const JSHandle<EcmaString> &firstString,
const JSHandle<EcmaString> &secondString)
{
auto stringTable = vm_->GetEcmaStringTable();
return JSHandle<EcmaString>(thread_, stringTable->GetOrInternString(firstString, secondString));
}
JSHandle<JSAPIArrayList> ObjectFactory::NewJSAPIArrayList(uint32_t capacity)
{
NewObjectHook();
JSHandle<JSTaggedValue> builtinObj(thread_, thread_->GlobalConstants()->GetArrayListFunction());
JSHandle<JSAPIArrayList> obj =
JSHandle<JSAPIArrayList>(NewJSObjectByConstructor(JSHandle<JSFunction>(builtinObj), builtinObj));
ObjectFactory *factory = thread_->GetEcmaVM()->GetFactory();
JSHandle<TaggedArray> elements = factory->NewTaggedArray(capacity);
obj->SetElements(thread_, elements);
return obj;
}
JSHandle<JSAPIArrayListIterator> ObjectFactory::NewJSAPIArrayListIterator(const JSHandle<JSAPIArrayList> &arrayList)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetArrayListIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIArrayListIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPIArrayListIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedArrayList(thread_, arrayList);
iter->SetNextIndex(0);
return iter;
}
JSHandle<JSAPILightWeightMapIterator> ObjectFactory::NewJSAPILightWeightMapIterator(const
JSHandle<JSAPILightWeightMap> &obj,
IterationKind kind)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetLightWeightMapIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPILightWeightMapIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPILightWeightMapIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedLightWeightMap(thread_, obj);
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSAPILightWeightSetIterator> ObjectFactory::NewJSAPILightWeightSetIterator(const
JSHandle<JSAPILightWeightSet> &obj,
IterationKind kind)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetLightWeightSetIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPILightWeightSetIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPILightWeightSetIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedLightWeightSet(thread_, obj);
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSAPIPlainArray> ObjectFactory::NewJSAPIPlainArray(uint32_t capacity)
{
NewObjectHook();
JSHandle<JSTaggedValue> builtinObj(thread_, thread_->GlobalConstants()->GetPlainArrayFunction());
JSHandle<JSAPIPlainArray> obj =
JSHandle<JSAPIPlainArray>(NewJSObjectByConstructor(JSHandle<JSFunction>(builtinObj), builtinObj));
ObjectFactory *factory = thread_->GetEcmaVM()->GetFactory();
JSHandle<TaggedArray> keyArray = factory->NewTaggedArray(capacity);
JSHandle<TaggedArray> valueArray = factory->NewTaggedArray(capacity);
obj->SetKeys(thread_, keyArray);
obj->SetValues(thread_, valueArray);
return obj;
}
JSHandle<JSAPIPlainArrayIterator> ObjectFactory::NewJSAPIPlainArrayIterator(const JSHandle<JSAPIPlainArray> &plainarray,
IterationKind kind)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetPlainArrayIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIPlainArrayIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPIPlainArrayIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedPlainArray(thread_, plainarray);
iter->SetNextIndex(0);
iter->SetIterationKind(kind);
return iter;
}
JSHandle<JSAPIStackIterator> ObjectFactory::NewJSAPIStackIterator(const JSHandle<JSAPIStack> &stack)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetStackIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIStackIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPIStackIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedStack(thread_, stack);
iter->SetNextIndex(0);
return iter;
}
JSHandle<TaggedArray> ObjectFactory::CopyDeque(const JSHandle<TaggedArray> &old, uint32_t newLength,
[[maybe_unused]] uint32_t oldLength, uint32_t first, uint32_t last)
{
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
uint32_t curIndex = first;
// newIndex use in new TaggedArray, 0 : New TaggedArray index
uint32_t newIndex = 0;
uint32_t oldCapacity = old->GetLength();
newArray->SetLength(newLength);
while (curIndex != last) {
JSTaggedValue value = old->Get(curIndex);
newArray->Set(thread_, newIndex, value);
ASSERT(oldCapacity != 0);
curIndex = (curIndex + 1) % oldCapacity;
newIndex = newIndex + 1;
}
return newArray;
}
JSHandle<JSAPIDequeIterator> ObjectFactory::NewJSAPIDequeIterator(const JSHandle<JSAPIDeque> &deque)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetDequeIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIDequeIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPIDequeIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedDeque(thread_, deque);
iter->SetNextIndex(deque->GetFirst());
return iter;
}
JSHandle<TaggedArray> ObjectFactory::CopyQueue(const JSHandle<TaggedArray> &old, uint32_t newLength,
uint32_t front, uint32_t tail)
{
NewObjectHook();
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
auto header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), size);
JSHandle<TaggedArray> newArray(thread_, header);
newArray->InitializeWithSpecialValue(JSTaggedValue::Hole(), newLength);
newArray->SetLength(newLength);
uint32_t curIndex = front;
// newIndex use in new TaggedArray, 0 : New TaggedArray index
uint32_t newIndex = 0;
uint32_t oldCapacity = old->GetLength();
while (curIndex != tail) {
JSTaggedValue value = old->Get(curIndex);
newArray->Set(thread_, newIndex, value);
ASSERT(oldCapacity != 0);
curIndex = (curIndex + 1) % oldCapacity;
newIndex = newIndex + 1;
}
return newArray;
}
JSHandle<JSAPIQueueIterator> ObjectFactory::NewJSAPIQueueIterator(const JSHandle<JSAPIQueue> &queue)
{
NewObjectHook();
JSHandle<JSTaggedValue> protoValue(thread_, thread_->GlobalConstants()->GetQueueIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIQueueIteratorClass());
dynHandle->SetPrototype(thread_, protoValue);
JSHandle<JSAPIQueueIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedQueue(thread_, queue); // IteratedQueue
iter->SetNextIndex(0);
return iter;
}
JSHandle<JSAPITreeMapIterator> ObjectFactory::NewJSAPITreeMapIterator(const JSHandle<JSAPITreeMap> &map,
IterationKind kind)
{
NewObjectHook();
JSHandle<JSTaggedValue> proto(thread_, thread_->GlobalConstants()->GetTreeMapIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPITreeMapIteratorClass());
dynHandle->SetPrototype(thread_, proto);
JSHandle<JSAPITreeMapIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedMap(thread_, map);
iter->SetNextIndex(0);
iter->SetEntries(JSTaggedValue::Undefined());
iter->SetIterationKind(kind);
JSHandle<TaggedTreeMap> tmap(thread_, map->GetTreeMap());
JSHandle<TaggedArray> entries = TaggedTreeMap::GetArrayFromMap(thread_, tmap);
iter->SetEntries(thread_, entries);
return iter;
}
JSHandle<JSAPITreeSetIterator> ObjectFactory::NewJSAPITreeSetIterator(const JSHandle<JSAPITreeSet> &set,
IterationKind kind)
{
NewObjectHook();
JSHandle<JSTaggedValue> proto(thread_, thread_->GlobalConstants()->GetTreeSetIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPITreeSetIteratorClass());
dynHandle->SetPrototype(thread_, proto);
JSHandle<JSAPITreeSetIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedSet(thread_, set);
iter->SetNextIndex(0);
iter->SetEntries(JSTaggedValue::Undefined());
iter->SetIterationKind(kind);
JSHandle<TaggedTreeSet> tset(thread_, set->GetTreeSet());
JSHandle<TaggedArray> entries = TaggedTreeSet::GetArrayFromSet(thread_, tset);
iter->SetEntries(thread_, entries);
return iter;
}
JSHandle<JSAPIVector> ObjectFactory::NewJSAPIVector(uint32_t capacity)
{
NewObjectHook();
JSHandle<JSTaggedValue> builtinObj(thread_, thread_->GlobalConstants()->GetVectorFunction());
JSHandle<JSAPIVector> obj =
JSHandle<JSAPIVector>(NewJSObjectByConstructor(JSHandle<JSFunction>(builtinObj), builtinObj));
JSHandle<TaggedArray> newVector = NewTaggedArray(capacity);
obj->SetElements(thread_, newVector);
return obj;
}
JSHandle<JSAPIVectorIterator> ObjectFactory::NewJSAPIVectorIterator(const JSHandle<JSAPIVector> &vector)
{
NewObjectHook();
JSHandle<JSTaggedValue> proto(thread_, thread_->GlobalConstants()->GetVectorIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIVectorIteratorClass());
dynHandle->SetPrototype(thread_, proto);
JSHandle<JSAPIVectorIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedVector(thread_, vector);
iter->SetNextIndex(0);
return iter;
}
JSHandle<JSAPILinkedListIterator> ObjectFactory::NewJSAPILinkedListIterator(const JSHandle<JSAPILinkedList> &linkedList)
{
NewObjectHook();
JSHandle<JSTaggedValue> proto(thread_, thread_->GlobalConstants()->GetLinkedListIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPILinkedListIteratorClass());
dynHandle->SetPrototype(thread_, proto);
JSHandle<JSAPILinkedListIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedLinkedList(thread_, linkedList->GetDoubleList());
iter->SetNextIndex(0);
return iter;
}
JSHandle<JSAPIListIterator> ObjectFactory::NewJSAPIListIterator(const JSHandle<JSAPIList> &List)
{
NewObjectHook();
JSHandle<JSTaggedValue> proto(thread_, thread_->GlobalConstants()->GetListIteratorPrototype());
const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
JSHandle<JSHClass> dynHandle(globalConst->GetHandledJSAPIListIteratorClass());
dynHandle->SetPrototype(thread_, proto);
JSHandle<JSAPIListIterator> iter(NewJSObject(dynHandle));
iter->GetJSHClass()->SetExtensible(true);
iter->SetIteratedList(thread_, List->GetSingleList());
iter->SetNextIndex(0);
return iter;
}
JSHandle<JSAPIList> ObjectFactory::NewJSAPIList()
{
NewObjectHook();
JSHandle<JSTaggedValue> function(thread_, thread_->GlobalConstants()->GetListFunction());
return JSHandle<JSAPIList>::Cast(NewJSObjectByConstructor(JSHandle<JSFunction>(function), function));
}
JSHandle<JSAPILinkedList> ObjectFactory::NewJSAPILinkedList()
{
NewObjectHook();
JSHandle<JSTaggedValue> function(thread_, thread_->GlobalConstants()->GetLinkedListFunction());
return JSHandle<JSAPILinkedList>::Cast(NewJSObjectByConstructor(JSHandle<JSFunction>(function), function));
}
JSHandle<ImportEntry> ObjectFactory::NewImportEntry()
{
JSHandle<JSTaggedValue> defautValue = thread_->GlobalConstants()->GetHandledUndefined();
return NewImportEntry(defautValue, defautValue, defautValue);
}
JSHandle<ImportEntry> ObjectFactory::NewImportEntry(const JSHandle<JSTaggedValue> &moduleRequest,
const JSHandle<JSTaggedValue> &importName,
const JSHandle<JSTaggedValue> &localName)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetImportEntryClass().GetTaggedObject()));
JSHandle<ImportEntry> obj(thread_, header);
obj->SetModuleRequest(thread_, moduleRequest);
obj->SetImportName(thread_, importName);
obj->SetLocalName(thread_, localName);
return obj;
}
JSHandle<ExportEntry> ObjectFactory::NewExportEntry()
{
JSHandle<JSTaggedValue> defautValue = thread_->GlobalConstants()->GetHandledUndefined();
return NewExportEntry(defautValue, defautValue, defautValue, defautValue);
}
JSHandle<ExportEntry> ObjectFactory::NewExportEntry(const JSHandle<JSTaggedValue> &exportName,
const JSHandle<JSTaggedValue> &moduleRequest,
const JSHandle<JSTaggedValue> &importName,
const JSHandle<JSTaggedValue> &localName)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetExportEntryClass().GetTaggedObject()));
JSHandle<ExportEntry> obj(thread_, header);
obj->SetExportName(thread_, exportName);
obj->SetModuleRequest(thread_, moduleRequest);
obj->SetImportName(thread_, importName);
obj->SetLocalName(thread_, localName);
return obj;
}
JSHandle<SourceTextModule> ObjectFactory::NewSourceTextModule()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetSourceTextModuleClass().GetTaggedObject()));
JSHandle<SourceTextModule> obj(thread_, header);
JSTaggedValue undefinedValue = thread_->GlobalConstants()->GetUndefined();
obj->SetEnvironment(thread_, undefinedValue);
obj->SetNamespace(thread_, undefinedValue);
obj->SetEcmaModuleFilename(thread_, undefinedValue);
obj->SetRequestedModules(thread_, undefinedValue);
obj->SetImportEntries(thread_, undefinedValue);
obj->SetLocalExportEntries(thread_, undefinedValue);
obj->SetIndirectExportEntries(thread_, undefinedValue);
obj->SetStarExportEntries(thread_, undefinedValue);
obj->SetNameDictionary(thread_, undefinedValue);
obj->SetDFSIndex(SourceTextModule::UNDEFINED_INDEX);
obj->SetDFSAncestorIndex(SourceTextModule::UNDEFINED_INDEX);
obj->SetEvaluationError(SourceTextModule::UNDEFINED_INDEX);
obj->SetStatus(ModuleStatus::UNINSTANTIATED);
obj->SetTypes(ModuleTypes::UNKNOWN);
return obj;
}
JSHandle<ResolvedBinding> ObjectFactory::NewResolvedBindingRecord()
{
JSTaggedValue undefinedValue = thread_->GlobalConstants()->GetUndefined();
JSHandle<SourceTextModule> ecmaModule(thread_, undefinedValue);
JSHandle<JSTaggedValue> bindingName(thread_, undefinedValue);
return NewResolvedBindingRecord(ecmaModule, bindingName);
}
JSHandle<ResolvedBinding> ObjectFactory::NewResolvedBindingRecord(const JSHandle<SourceTextModule> &module,
const JSHandle<JSTaggedValue> &bindingName)
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetResolvedBindingClass().GetTaggedObject()));
JSHandle<ResolvedBinding> obj(thread_, header);
obj->SetModule(thread_, module);
obj->SetBindingName(thread_, bindingName);
return obj;
}
JSHandle<CellRecord> ObjectFactory::NewCellRecord()
{
NewObjectHook();
TaggedObject *header = heap_->AllocateYoungOrHugeObject(
JSHClass::Cast(thread_->GlobalConstants()->GetCellRecordClass().GetTaggedObject()));
JSHandle<CellRecord> obj(thread_, header);
obj->SetWeakRefTarget(thread_, JSTaggedValue::Undefined());
obj->SetHeldValue(thread_, JSTaggedValue::Undefined());
return obj;
}
} // namespace panda::ecmascript
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