mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-07 16:13:49 +00:00
54d43120e5
Signed-off-by: wangzhaoyong <wangzhaoyong@huawei.com> Change-Id: I268d98bae70a8171c35dcfadddc3b2b9cc7287c9
804 lines
33 KiB
C++
804 lines
33 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ecmascript/js_handle.h"
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#include "ecmascript/js_object.h"
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/log_wrapper.h"
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#include "ecmascript/object_factory.h"
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#include "ecmascript/accessor_data.h"
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#include "ecmascript/compiler/aot_file/aot_file_manager.h"
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#include "ecmascript/ecma_context.h"
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#include "ecmascript/global_env_constants-inl.h"
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#include "ecmascript/js_function.h"
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#include "ecmascript/jspandafile/program_object.h"
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#include "ecmascript/layout_info-inl.h"
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#include "ecmascript/mem/heap-inl.h"
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#include "ecmascript/symbol_table.h"
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#include "ecmascript/jspandafile/program_object.h"
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#include "ecmascript/module/js_module_source_text.h"
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#include "ecmascript/module/js_shared_module.h"
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// class Object;
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namespace panda::ecmascript {
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void ObjectFactory::NewSObjectHook() const
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{
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CHECK_NO_HEAP_ALLOC;
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#ifndef NDEBUG
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static std::atomic<uint32_t> count = 0;
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static uint32_t frequency = vm_->GetJSOptions().GetForceSharedGCFrequency();
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if (frequency == 0 || !vm_->GetJSOptions().EnableForceGC() || !vm_->IsInitialized() ||
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!thread_->IsAllContextsInitialized()) {
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return;
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}
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if (count++ % frequency == 0) {
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sHeap_->CollectGarbage(thread_, TriggerGCType::SHARED_GC, GCReason::OTHER);
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}
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#endif
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}
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JSHandle<JSHClass> ObjectFactory::CreateSFunctionClass(uint32_t size, JSType type,
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const JSHandle<JSTaggedValue> &prototype, bool isAccessor)
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{
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const GlobalEnvConstants *globalConst = thread_->GlobalConstants();
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uint32_t fieldOrder = 0;
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ASSERT(JSFunction::LENGTH_INLINE_PROPERTY_INDEX == fieldOrder);
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PropertyAttributes attributes = PropertyAttributes::Default(false, false, false);
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attributes.SetIsAccessor(isAccessor);
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attributes.SetIsInlinedProps(true);
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attributes.SetRepresentation(Representation::TAGGED);
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JSHandle<LayoutInfo> layoutInfoHandle = CreateSLayoutInfo(JSFunction::LENGTH_OF_INLINE_PROPERTIES);
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{
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attributes.SetOffset(fieldOrder);
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layoutInfoHandle->AddKey(thread_, fieldOrder, globalConst->GetLengthString(), attributes);
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fieldOrder++;
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}
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ASSERT(JSFunction::NAME_INLINE_PROPERTY_INDEX == fieldOrder);
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{
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attributes.SetOffset(fieldOrder);
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layoutInfoHandle->AddKey(thread_, fieldOrder,
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globalConst->GetHandledNameString().GetTaggedValue(), attributes);
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fieldOrder++;
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}
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JSHandle<JSHClass> functionClass = NewSEcmaHClass(size, fieldOrder, type, prototype,
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JSHandle<JSTaggedValue>(layoutInfoHandle));
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functionClass->SetCallable(true);
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return functionClass;
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}
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JSHandle<JSHClass> ObjectFactory::NewSEcmaHClass(uint32_t size, JSType type, uint32_t inlinedProps)
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{
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return NewSEcmaHClass(JSHClass::Cast(thread_->GlobalConstants()->GetHClassClass().GetTaggedObject()),
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size, type, inlinedProps);
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}
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JSHandle<JSHClass> ObjectFactory::NewSEcmaHClass(JSHClass *hclass, uint32_t size, JSType type, uint32_t inlinedProps)
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{
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NewSObjectHook();
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uint32_t classSize = JSHClass::SIZE;
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auto *newClass = static_cast<JSHClass *>(sHeap_->AllocateNonMovableOrHugeObject(thread_, hclass, classSize));
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newClass->Initialize(thread_, size, type, inlinedProps, thread_->GlobalConstants()->GetHandledEmptySLayoutInfo());
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return JSHandle<JSHClass>(thread_, newClass);
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}
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// This function don't UpdateProtoClass
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JSHandle<JSHClass> ObjectFactory::NewSEcmaHClass(uint32_t size, uint32_t inlinedProps, JSType type,
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const JSHandle<JSTaggedValue> &prototype, const JSHandle<JSTaggedValue> &layout)
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{
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NewSObjectHook();
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uint32_t classSize = JSHClass::SIZE;
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auto *newClass = static_cast<JSHClass *>(sHeap_->AllocateNonMovableOrHugeObject(
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thread_, JSHClass::Cast(thread_->GlobalConstants()->GetHClassClass().GetTaggedObject()), classSize));
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newClass->Initialize(thread_, size, type, inlinedProps, layout);
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JSHandle<JSHClass> hclass(thread_, newClass);
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if (prototype->IsJSObject()) {
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prototype->GetTaggedObject()->GetClass()->SetIsPrototype(true);
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}
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hclass->SetProto(thread_, prototype.GetTaggedValue());
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hclass->SetNumberOfProps(inlinedProps);
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hclass->SetExtensible(false);
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return hclass;
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}
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JSHandle<JSHClass> ObjectFactory::NewSEcmaHClassDictMode(uint32_t size, uint32_t inlinedProps, JSType type,
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const JSHandle<JSTaggedValue> &prototype)
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{
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NewSObjectHook();
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uint32_t classSize = JSHClass::SIZE;
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auto *newClass = static_cast<JSHClass *>(sHeap_->AllocateNonMovableOrHugeObject(thread_,
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JSHClass::Cast(thread_->GlobalConstants()->GetHClassClass().GetTaggedObject()), classSize));
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newClass->Initialize(thread_, size, type, inlinedProps, thread_->GlobalConstants()->GetHandledEmptySLayoutInfo());
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JSHandle<JSHClass> hclass(thread_, newClass);
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if (prototype->IsJSObject()) {
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prototype->GetTaggedObject()->GetClass()->SetIsPrototype(true);
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}
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hclass->SetProto(thread_, prototype.GetTaggedValue());
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hclass->SetNumberOfProps(0);
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hclass->SetIsDictionaryMode(true);
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hclass->SetExtensible(false);
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return hclass;
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}
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JSHandle<JSHClass> ObjectFactory::NewSEcmaHClassClass(JSHClass *hclass, uint32_t size, JSType type)
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{
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NewSObjectHook();
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uint32_t classSize = JSHClass::SIZE;
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auto *newClass = static_cast<JSHClass *>(sHeap_->AllocateClassClass(thread_, hclass, classSize));
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newClass->Initialize(thread_, size, type, 0, thread_->GlobalConstants()->GetHandledEmptySLayoutInfo());
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return JSHandle<JSHClass>(thread_, newClass);
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}
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JSHandle<JSHClass> ObjectFactory::NewSEcmaReadOnlyHClass(JSHClass *hclass, uint32_t size, JSType type,
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uint32_t inlinedProps)
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{
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NewSObjectHook();
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uint32_t classSize = JSHClass::SIZE;
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auto *newClass = static_cast<JSHClass *>(sHeap_->AllocateReadOnlyOrHugeObject(thread_, hclass, classSize));
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newClass->Initialize(thread_, size, type, inlinedProps, thread_->GlobalConstants()->GetHandledEmptySLayoutInfo());
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return JSHandle<JSHClass>(thread_, newClass);
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}
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JSHandle<JSHClass> ObjectFactory::InitSClassClass()
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{
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JSHandle<JSHClass> hClassHandle = NewSEcmaHClassClass(nullptr, JSHClass::SIZE, JSType::HCLASS);
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JSHClass *hclass = reinterpret_cast<JSHClass *>(hClassHandle.GetTaggedValue().GetTaggedObject());
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hclass->SetClass(thread_, hclass);
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return hClassHandle;
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}
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JSHandle<AccessorData> ObjectFactory::NewSAccessorData()
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{
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NewSObjectHook();
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TaggedObject *header = sHeap_->AllocateOldOrHugeObject(
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thread_, JSHClass::Cast(thread_->GlobalConstants()->GetAccessorDataClass().GetTaggedObject()));
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JSHandle<AccessorData> acc(thread_, AccessorData::Cast(header));
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acc->SetGetter(thread_, JSTaggedValue::Undefined());
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acc->SetSetter(thread_, JSTaggedValue::Undefined());
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return acc;
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}
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JSHandle<Method> ObjectFactory::NewSMethod(const JSPandaFile *jsPandaFile, MethodLiteral *methodLiteral,
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JSHandle<ConstantPool> constpool, uint32_t entryIndex,
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bool needSetAotFlag, bool *canFastCall)
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{
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JSHandle<Method> method;
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if (jsPandaFile->IsNewVersion()) {
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method = Method::Create(thread_, jsPandaFile, methodLiteral);
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} else {
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method = NewSMethod(methodLiteral);
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method->SetConstantPool(thread_, constpool);
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}
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if (needSetAotFlag) {
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auto aotFileManager = thread_->GetEcmaVM()->GetAOTFileManager();
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aotFileManager->SetAOTFuncEntry(jsPandaFile, nullptr, *method, entryIndex, canFastCall);
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} else {
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method->ClearAOTFlagsWhenInit();
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}
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return method;
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}
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JSHandle<Method> ObjectFactory::NewSMethod(const MethodLiteral *methodLiteral, MemSpaceType spaceType)
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{
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ASSERT(spaceType == SHARED_NON_MOVABLE || spaceType == SHARED_OLD_SPACE);
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NewSObjectHook();
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TaggedObject *header = nullptr;
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if (spaceType == SHARED_NON_MOVABLE) {
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header = sHeap_->AllocateNonMovableOrHugeObject(thread_,
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JSHClass::Cast(thread_->GlobalConstants()->GetMethodClass().GetTaggedObject()));
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} else {
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header = sHeap_->AllocateOldOrHugeObject(thread_,
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JSHClass::Cast(thread_->GlobalConstants()->GetMethodClass().GetTaggedObject()));
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}
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JSHandle<Method> method(thread_, header);
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InitializeMethod(methodLiteral, method);
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return method;
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}
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JSHandle<Method> ObjectFactory::NewSMethodForNativeFunction(const void *func, FunctionKind kind,
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kungfu::BuiltinsStubCSigns::ID builtinId,
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MemSpaceType spaceType)
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{
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uint32_t numArgs = 2; // function object and this
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auto method = NewSMethod(nullptr, spaceType);
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method->SetNativePointer(const_cast<void *>(func));
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method->SetNativeBit(true);
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if (builtinId != kungfu::BuiltinsStubCSigns::INVALID) {
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bool isFast = kungfu::BuiltinsStubCSigns::IsFastBuiltin(builtinId);
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method->SetFastBuiltinBit(isFast);
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method->SetBuiltinId(static_cast<uint8_t>(builtinId));
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}
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method->SetNumArgsWithCallField(numArgs);
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method->SetFunctionKind(kind);
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return method;
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}
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JSHandle<JSFunction> ObjectFactory::NewSFunctionByHClass(const JSHandle<Method> &method,
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const JSHandle<JSHClass> &hclass)
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{
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JSHandle<JSFunction> function(NewSharedOldSpaceJSObject(hclass));
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hclass->SetCallable(true);
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JSFunction::InitializeSFunction(thread_, function, method->GetFunctionKind());
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function->SetMethod(thread_, method);
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function->SetTaskConcurrentFuncFlag(0); // 0 : default value
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if (method->IsAotWithCallField()) {
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thread_->GetEcmaVM()->GetAOTFileManager()->
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SetAOTFuncEntry(method->GetJSPandaFile(), *function, *method);
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}
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return function;
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}
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// new function with name/length accessor
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JSHandle<JSFunction> ObjectFactory::NewSFunctionWithAccessor(const void *func, const JSHandle<JSHClass> &hclass,
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FunctionKind kind, kungfu::BuiltinsStubCSigns::ID builtinId, MemSpaceType spaceType)
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{
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ASSERT(spaceType == SHARED_NON_MOVABLE || spaceType == SHARED_OLD_SPACE);
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JSHandle<Method> method = NewSMethodForNativeFunction(func, kind, builtinId, spaceType);
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return NewSFunctionByHClass(method, hclass);
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}
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// new function without name/length accessor
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JSHandle<JSFunction> ObjectFactory::NewSFunctionByHClass(const void *func, const JSHandle<JSHClass> &hclass,
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FunctionKind kind, kungfu::BuiltinsStubCSigns::ID builtinId, MemSpaceType spaceType)
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{
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ASSERT(spaceType == SHARED_NON_MOVABLE || spaceType == SHARED_OLD_SPACE);
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JSHandle<Method> method = NewSMethodForNativeFunction(func, kind, builtinId, spaceType);
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JSHandle<JSFunction> function(NewSharedOldSpaceJSObject(hclass));
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hclass->SetCallable(true);
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JSFunction::InitializeWithDefaultValue(thread_, function);
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function->SetMethod(thread_, method);
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return function;
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}
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TaggedObject *ObjectFactory::NewSharedOldSpaceObject(const JSHandle<JSHClass> &hclass)
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{
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NewSObjectHook();
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TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_, *hclass);
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uint32_t inobjPropCount = hclass->GetInlinedProperties();
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if (inobjPropCount > 0) {
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InitializeExtraProperties(hclass, header, inobjPropCount);
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}
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return header;
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}
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JSHandle<JSObject> ObjectFactory::NewSharedOldSpaceJSObjectWithInit(const JSHandle<JSHClass> &jshclass)
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{
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auto obj = NewSharedOldSpaceJSObject(jshclass);
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InitializeJSObject(obj, jshclass);
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return obj;
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}
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JSHandle<JSObject> ObjectFactory::NewSharedOldSpaceJSObject(const JSHandle<JSHClass> &jshclass)
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{
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JSHandle<JSObject> obj(thread_, JSObject::Cast(NewSharedOldSpaceObject(jshclass)));
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JSHandle<TaggedArray> emptyArray = SharedEmptyArray();
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obj->InitializeHash();
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obj->SetElements(thread_, emptyArray);
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obj->SetProperties(thread_, emptyArray);
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return obj;
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}
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JSHandle<TaggedArray> ObjectFactory::SharedEmptyArray() const
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{
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return JSHandle<TaggedArray>(thread_->GlobalConstants()->GetHandledEmptyArray());
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}
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JSHandle<TaggedArray> ObjectFactory::CopySArray(const JSHandle<TaggedArray> &old, uint32_t oldLength,
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uint32_t newLength, JSTaggedValue initVal, ElementsKind kind)
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{
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if (newLength == 0) {
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return SharedEmptyArray();
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}
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if (newLength > oldLength) {
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return ExtendSArray(old, newLength, initVal, kind);
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}
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NewObjectHook();
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// Shared-array does not support Mutantarray yet.
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ASSERT(!old->GetClass()->IsMutantTaggedArray());
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size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), newLength);
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JSHClass *arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
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TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_, arrayClass, size);
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JSHandle<TaggedArray> newArray(thread_, header);
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newArray->SetLength(newLength);
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newArray->SetExtraLength(old->GetExtraLength());
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for (uint32_t i = 0; i < newLength; i++) {
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newArray->Set(thread_, i, old->Get(i));
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}
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return newArray;
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}
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JSHandle<TaggedArray> ObjectFactory::ExtendSArray(const JSHandle<TaggedArray> &old, uint32_t length,
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JSTaggedValue initVal, [[maybe_unused]] ElementsKind kind)
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{
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ASSERT(length > old->GetLength());
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NewObjectHook();
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size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
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JSHClass *arrayClass = nullptr;
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// Shared-array does not support Mutantarray yet.
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ASSERT(!old->GetClass()->IsMutantTaggedArray());
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arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
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TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_, arrayClass, size);
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JSHandle<TaggedArray> newArray(thread_, header);
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newArray->SetLength(length);
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newArray->SetExtraLength(old->GetExtraLength());
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uint32_t oldLength = old->GetLength();
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for (uint32_t i = 0; i < oldLength; i++) {
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newArray->Set(thread_, i, old->Get(i));
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}
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for (uint32_t i = oldLength; i < length; i++) {
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newArray->Set(thread_, i, initVal);
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}
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return newArray;
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}
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JSHandle<TaggedArray> ObjectFactory::NewSTaggedArrayWithoutInit(uint32_t length)
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{
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NewSObjectHook();
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size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
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auto arrayClass = JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject());
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TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_, arrayClass, size);
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JSHandle<TaggedArray> array(thread_, header);
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array->SetLength(length);
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return array;
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}
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JSHandle<LayoutInfo> ObjectFactory::CreateSLayoutInfo(uint32_t properties)
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{
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uint32_t arrayLength = LayoutInfo::ComputeArrayLength(properties);
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JSHandle<LayoutInfo> layoutInfoHandle = JSHandle<LayoutInfo>::Cast(NewSTaggedArrayWithoutInit(arrayLength));
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layoutInfoHandle->Initialize(thread_);
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return layoutInfoHandle;
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}
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JSHandle<JSSharedArray> ObjectFactory::NewJSSArray()
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{
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JSHandle<GlobalEnv> env = vm_->GetGlobalEnv();
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JSHandle<JSFunction> function(env->GetSharedArrayFunction());
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return JSHandle<JSSharedArray>(NewJSObjectByConstructor(function));
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}
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JSHandle<TaggedArray> ObjectFactory::NewSJsonFixedArray(size_t start, size_t length,
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const std::vector<JSHandle<JSTaggedValue>> &vec)
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{
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if (length == 0) {
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return SharedEmptyArray();
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}
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JSHandle<TaggedArray> array = NewTaggedArrayWithoutInit(length, MemSpaceType::SHARED_OLD_SPACE);
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array->SetExtraLength(0);
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for (size_t i = 0; i < length; i++) {
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array->Set(thread_, i, vec[start + i]);
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}
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return array;
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}
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JSHandle<LayoutInfo> ObjectFactory::CopyAndReSortSLayoutInfo(const JSHandle<LayoutInfo> &old, int end, int capacity)
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{
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ASSERT(capacity >= end);
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JSHandle<LayoutInfo> newArr = CreateSLayoutInfo(capacity);
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Span<struct Properties> sp(old->GetProperties(), end);
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for (int i = 0; i < end; i++) {
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newArr->AddKey(thread_, i, sp[i].key_, PropertyAttributes(sp[i].attr_));
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}
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return newArr;
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}
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JSHandle<TaggedArray> ObjectFactory::NewSDictionaryArray(uint32_t length)
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{
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NewSObjectHook();
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ASSERT(length > 0);
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size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
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auto header = sHeap_->AllocateOldOrHugeObject(
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thread_, JSHClass::Cast(thread_->GlobalConstants()->GetDictionaryClass().GetTaggedObject()), size);
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JSHandle<TaggedArray> array(thread_, header);
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array->InitializeWithSpecialValue(JSTaggedValue::Undefined(), length);
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return array;
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}
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JSHandle<TaggedArray> ObjectFactory::NewSEmptyArray()
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{
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NewSObjectHook();
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auto header = sHeap_->AllocateReadOnlyOrHugeObject(thread_,
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JSHClass::Cast(thread_->GlobalConstants()->GetArrayClass().GetTaggedObject()), TaggedArray::SIZE);
|
|
JSHandle<TaggedArray> array(thread_, header);
|
|
array->SetLength(0);
|
|
array->SetExtraLength(0);
|
|
return array;
|
|
}
|
|
|
|
JSHandle<MutantTaggedArray> ObjectFactory::NewSEmptyMutantArray()
|
|
{
|
|
NewSObjectHook();
|
|
auto header = sHeap_->AllocateReadOnlyOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetMutantTaggedArrayClass().GetTaggedObject()), TaggedArray::SIZE);
|
|
JSHandle<MutantTaggedArray> array(thread_, header);
|
|
array->SetLength(0);
|
|
array->SetExtraLength(0);
|
|
return array;
|
|
}
|
|
|
|
JSHandle<JSNativePointer> ObjectFactory::NewSJSNativePointer(void *externalPointer,
|
|
const NativePointerCallback &callBack,
|
|
void *data,
|
|
bool nonMovable,
|
|
size_t nativeBindingsize,
|
|
NativeFlag flag)
|
|
{
|
|
NewSObjectHook();
|
|
TaggedObject *header;
|
|
auto jsNativePointerClass = JSHClass::Cast(thread_->GlobalConstants()->GetJSNativePointerClass().GetTaggedObject());
|
|
if (nonMovable) {
|
|
header = sHeap_->AllocateNonMovableOrHugeObject(thread_, jsNativePointerClass);
|
|
} else {
|
|
header = sHeap_->AllocateOldOrHugeObject(thread_, jsNativePointerClass);
|
|
}
|
|
JSHandle<JSNativePointer> obj(thread_, header);
|
|
obj->SetExternalPointer(externalPointer);
|
|
obj->SetDeleter(callBack);
|
|
obj->SetData(data);
|
|
obj->SetBindingSize(nativeBindingsize);
|
|
obj->SetNativeFlag(flag);
|
|
|
|
if (callBack != nullptr) {
|
|
vm_->PushToSharedNativePointerList(static_cast<JSNativePointer *>(header));
|
|
// In some cases, the size of JS/TS object is too small and the native binding size is too large.
|
|
// Check and try trigger concurrent mark here.
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<AccessorData> ObjectFactory::NewSInternalAccessor(void *setter, void *getter)
|
|
{
|
|
NewSObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateNonMovableOrHugeObject(thread_,
|
|
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 = NewSJSNativePointer(setter, nullptr, nullptr, true);
|
|
obj->SetSetter(thread_, setFunc.GetTaggedValue());
|
|
}
|
|
if (getter != nullptr) {
|
|
JSHandle<JSNativePointer> getFunc = NewSJSNativePointer(getter, nullptr, nullptr, true);
|
|
obj->SetGetter(thread_, getFunc);
|
|
}
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ConstantPool> ObjectFactory::NewSConstantPool(uint32_t capacity)
|
|
{
|
|
NewSObjectHook();
|
|
size_t size = ConstantPool::ComputeSize(capacity);
|
|
auto header = sHeap_->AllocateOldOrHugeObject(
|
|
thread_, JSHClass::Cast(sHeap_->GetGlobalConst()->GetConstantPoolClass().GetTaggedObject()), size);
|
|
JSHandle<ConstantPool> array(thread_, header);
|
|
array->InitializeWithSpecialValue(thread_, JSTaggedValue::Hole(), capacity);
|
|
return array;
|
|
}
|
|
|
|
JSHandle<COWTaggedArray> ObjectFactory::NewSCOWTaggedArray(uint32_t length, JSTaggedValue initVal)
|
|
{
|
|
NewSObjectHook();
|
|
ASSERT(length > 0);
|
|
|
|
size_t size = TaggedArray::ComputeSize(JSTaggedValue::TaggedTypeSize(), length);
|
|
auto header = sHeap_->AllocateNonMovableOrHugeObject(
|
|
thread_, JSHClass::Cast(sHeap_->GetGlobalConst()->GetCOWArrayClass().GetTaggedObject()), size);
|
|
JSHandle<COWTaggedArray> cowArray(thread_, header);
|
|
cowArray->InitializeWithSpecialValue(initVal, length);
|
|
return cowArray;
|
|
}
|
|
|
|
JSHandle<ClassLiteral> ObjectFactory::NewSClassLiteral()
|
|
{
|
|
NewSObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(
|
|
thread_, JSHClass::Cast(sHeap_->GetGlobalConst()->GetClassLiteralClass().GetTaggedObject()));
|
|
JSHandle<TaggedArray> emptyArray = EmptyArray();
|
|
|
|
JSHandle<ClassLiteral> classLiteral(thread_, header);
|
|
classLiteral->SetArray(thread_, emptyArray);
|
|
classLiteral->SetIsAOTUsed(false);
|
|
|
|
return classLiteral;
|
|
}
|
|
|
|
JSHandle<ClassInfoExtractor> ObjectFactory::NewSClassInfoExtractor(
|
|
JSHandle<JSTaggedValue> method)
|
|
{
|
|
NewSObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(
|
|
thread_, JSHClass::Cast(sHeap_->GetGlobalConst()->GetClassInfoExtractorHClass().GetTaggedObject()));
|
|
JSHandle<ClassInfoExtractor> obj(thread_, header);
|
|
obj->ClearBitField();
|
|
obj->SetConstructorMethod(thread_, method.GetTaggedValue());
|
|
JSHandle<TaggedArray> emptyArray = EmptyArray();
|
|
obj->SetNonStaticKeys(thread_, emptyArray, SKIP_BARRIER);
|
|
obj->SetNonStaticProperties(thread_, emptyArray, SKIP_BARRIER);
|
|
obj->SetNonStaticElements(thread_, emptyArray, SKIP_BARRIER);
|
|
obj->SetStaticKeys(thread_, emptyArray, SKIP_BARRIER);
|
|
obj->SetStaticProperties(thread_, emptyArray, SKIP_BARRIER);
|
|
obj->SetStaticElements(thread_, emptyArray, SKIP_BARRIER);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<TaggedArray> ObjectFactory::NewSOldSpaceTaggedArray(uint32_t length, JSTaggedValue initVal)
|
|
{
|
|
return NewSTaggedArray(length, initVal, MemSpaceType::SHARED_OLD_SPACE);
|
|
}
|
|
|
|
JSHandle<TaggedArray> ObjectFactory::NewSTaggedArray(uint32_t length, JSTaggedValue initVal, MemSpaceType spaceType)
|
|
{
|
|
NewSObjectHook();
|
|
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::SHARED_OLD_SPACE:
|
|
header = sHeap_->AllocateOldOrHugeObject(thread_, arrayClass, size);
|
|
break;
|
|
case MemSpaceType::SHARED_NON_MOVABLE:
|
|
header = sHeap_->AllocateNonMovableOrHugeObject(thread_, arrayClass, size);
|
|
break;
|
|
default:
|
|
LOG_ECMA(FATAL) << "this branch is unreachable";
|
|
UNREACHABLE();
|
|
}
|
|
|
|
JSHandle<TaggedArray> array(thread_, header);
|
|
array->InitializeWithSpecialValue(initVal, length);
|
|
return array;
|
|
}
|
|
|
|
JSHandle<JSSymbol> ObjectFactory::NewSWellKnownSymbol(const JSHandle<JSTaggedValue> &name)
|
|
{
|
|
NewSObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateNonMovableOrHugeObject(
|
|
thread_, 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::NewSPublicSymbol(const JSHandle<JSTaggedValue> &name)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateNonMovableOrHugeObject(
|
|
thread_, 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::NewSEmptySymbol()
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateNonMovableOrHugeObject(
|
|
thread_, JSHClass::Cast(thread_->GlobalConstants()->GetSymbolClass().GetTaggedObject()));
|
|
JSHandle<JSSymbol> obj(thread_, JSSymbol::Cast(header));
|
|
obj->SetDescription(thread_, JSTaggedValue::Undefined());
|
|
obj->SetFlags(0);
|
|
obj->SetHashField(0);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<JSSymbol> ObjectFactory::NewSWellKnownSymbolWithChar(std::string_view description)
|
|
{
|
|
JSHandle<EcmaString> string = NewFromUtf8(description);
|
|
return NewSWellKnownSymbol(JSHandle<JSTaggedValue>(string));
|
|
}
|
|
|
|
JSHandle<JSSymbol> ObjectFactory::NewSPublicSymbolWithChar(std::string_view description)
|
|
{
|
|
JSHandle<EcmaString> string = NewFromUtf8(description);
|
|
return NewSPublicSymbol(JSHandle<JSTaggedValue>(string));
|
|
}
|
|
|
|
JSHandle<SourceTextModule> ObjectFactory::NewSSourceTextModule()
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
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->SetEcmaModuleRecordName(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);
|
|
// [[CycleRoot]]: For a module not in a cycle, this would be the module itself.
|
|
obj->SetCycleRoot(thread_, obj);
|
|
obj->SetTopLevelCapability(thread_, undefinedValue);
|
|
obj->SetAsyncParentModules(thread_, undefinedValue);
|
|
obj->SetHasTLA(false);
|
|
obj->SetAsyncEvaluatingOrdinal(SourceTextModule::NOT_ASYNC_EVALUATED);
|
|
obj->SetPendingAsyncDependencies(SourceTextModule::UNDEFINED_INDEX);
|
|
obj->SetDFSIndex(SourceTextModule::UNDEFINED_INDEX);
|
|
obj->SetDFSAncestorIndex(SourceTextModule::UNDEFINED_INDEX);
|
|
obj->SetEvaluationError(SourceTextModule::UNDEFINED_INDEX);
|
|
obj->SetStatus(ModuleStatus::UNINSTANTIATED);
|
|
obj->SetTypes(ModuleTypes::UNKNOWN);
|
|
obj->SetIsNewBcVersion(false);
|
|
obj->SetRegisterCounts(UINT16_MAX);
|
|
obj->SetSharedType(SharedTypes::UNSENDABLE_MODULE);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ImportEntry> ObjectFactory::NewSImportEntry(const JSHandle<JSTaggedValue> &moduleRequest,
|
|
const JSHandle<JSTaggedValue> &importName,
|
|
const JSHandle<JSTaggedValue> &localName)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
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<LocalExportEntry> ObjectFactory::NewSLocalExportEntry(const JSHandle<JSTaggedValue> &exportName,
|
|
const JSHandle<JSTaggedValue> &localName, const uint32_t index)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetLocalExportEntryClass().GetTaggedObject()));
|
|
JSHandle<LocalExportEntry> obj(thread_, header);
|
|
obj->SetExportName(thread_, exportName);
|
|
obj->SetLocalName(thread_, localName);
|
|
obj->SetLocalIndex(index);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<IndirectExportEntry> ObjectFactory::NewSIndirectExportEntry(const JSHandle<JSTaggedValue> &exportName,
|
|
const JSHandle<JSTaggedValue> &moduleRequest,
|
|
const JSHandle<JSTaggedValue> &importName)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetIndirectExportEntryClass().GetTaggedObject()));
|
|
JSHandle<IndirectExportEntry> obj(thread_, header);
|
|
obj->SetExportName(thread_, exportName);
|
|
obj->SetModuleRequest(thread_, moduleRequest);
|
|
obj->SetImportName(thread_, importName);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<StarExportEntry> ObjectFactory::NewSStarExportEntry(const JSHandle<JSTaggedValue> &moduleRequest)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetStarExportEntryClass().GetTaggedObject()));
|
|
JSHandle<StarExportEntry> obj(thread_, header);
|
|
obj->SetModuleRequest(thread_, moduleRequest);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ResolvedIndexBinding> ObjectFactory::NewSResolvedIndexBindingRecord()
|
|
{
|
|
JSHandle<JSTaggedValue> undefinedValue = thread_->GlobalConstants()->GetHandledUndefined();
|
|
JSHandle<SourceTextModule> ecmaModule(undefinedValue);
|
|
int32_t index = 0;
|
|
return NewSResolvedIndexBindingRecord(ecmaModule, index);
|
|
}
|
|
|
|
JSHandle<ResolvedIndexBinding> ObjectFactory::NewSResolvedIndexBindingRecord(const JSHandle<SourceTextModule> &module,
|
|
int32_t index)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetResolvedIndexBindingClass().GetTaggedObject()));
|
|
JSHandle<ResolvedIndexBinding> obj(thread_, header);
|
|
obj->SetModule(thread_, module);
|
|
obj->SetIndex(index);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ResolvedBinding> ObjectFactory::NewSResolvedBindingRecord()
|
|
{
|
|
JSHandle<JSTaggedValue> undefinedValue = thread_->GlobalConstants()->GetHandledUndefined();
|
|
JSHandle<SourceTextModule> ecmaModule(undefinedValue);
|
|
JSHandle<JSTaggedValue> bindingName(undefinedValue);
|
|
return NewSResolvedBindingRecord(ecmaModule, bindingName);
|
|
}
|
|
|
|
JSHandle<ResolvedBinding> ObjectFactory::NewSResolvedBindingRecord(const JSHandle<SourceTextModule> &module,
|
|
const JSHandle<JSTaggedValue> &bindingName)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetResolvedBindingClass().GetTaggedObject()));
|
|
JSHandle<ResolvedBinding> obj(thread_, header);
|
|
obj->SetModule(thread_, module);
|
|
obj->SetBindingName(thread_, bindingName);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ResolvedRecordIndexBinding> ObjectFactory::NewSResolvedRecordIndexBindingRecord()
|
|
{
|
|
JSHandle<JSTaggedValue> undefinedValue = thread_->GlobalConstants()->GetHandledUndefined();
|
|
JSHandle<EcmaString> ecmaModule(undefinedValue);
|
|
int32_t index = 0;
|
|
return NewSResolvedRecordIndexBindingRecord(ecmaModule, index);
|
|
}
|
|
|
|
JSHandle<ResolvedRecordIndexBinding> ObjectFactory::NewSResolvedRecordIndexBindingRecord(
|
|
const JSHandle<EcmaString> &moduleRecord, int32_t index)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetResolvedRecordIndexBindingClass().GetTaggedObject()));
|
|
JSHandle<ResolvedRecordIndexBinding> obj(thread_, header);
|
|
obj->SetModuleRecord(thread_, moduleRecord);
|
|
obj->SetIndex(index);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<ResolvedRecordBinding> ObjectFactory::NewSResolvedRecordBindingRecord()
|
|
{
|
|
JSHandle<JSTaggedValue> undefinedValue = thread_->GlobalConstants()->GetHandledUndefined();
|
|
JSHandle<EcmaString> ecmaModule(undefinedValue);
|
|
JSHandle<JSTaggedValue> bindingName(undefinedValue);
|
|
return NewSResolvedRecordBindingRecord(ecmaModule, bindingName);
|
|
}
|
|
|
|
JSHandle<ResolvedRecordBinding> ObjectFactory::NewSResolvedRecordBindingRecord(
|
|
const JSHandle<EcmaString> &moduleRecord, const JSHandle<JSTaggedValue> &bindingName)
|
|
{
|
|
NewObjectHook();
|
|
TaggedObject *header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(thread_->GlobalConstants()->GetResolvedRecordBindingClass().GetTaggedObject()));
|
|
JSHandle<ResolvedRecordBinding> obj(thread_, header);
|
|
obj->SetModuleRecord(thread_, moduleRecord);
|
|
obj->SetBindingName(thread_, bindingName);
|
|
return obj;
|
|
}
|
|
|
|
JSHandle<AOTLiteralInfo> ObjectFactory::NewSAOTLiteralInfo(uint32_t length, JSTaggedValue initVal)
|
|
{
|
|
NewObjectHook();
|
|
size_t size = AOTLiteralInfo::ComputeSize(length);
|
|
auto header = sHeap_->AllocateOldOrHugeObject(thread_,
|
|
JSHClass::Cast(sHeap_->GetGlobalConst()->GetAOTLiteralInfoClass().GetTaggedObject()), size);
|
|
|
|
JSHandle<AOTLiteralInfo> aotLiteralInfo(thread_, header);
|
|
aotLiteralInfo->InitializeWithSpecialValue(initVal, length);
|
|
return aotLiteralInfo;
|
|
}
|
|
} // namespace panda::ecmascript
|