mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-08 00:24:00 +00:00
d6d1854875
Merge pull request !4240 from maojunwei/master
796 lines
33 KiB
C++
796 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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#ifndef ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
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#define ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
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#include "ecmascript/object_fast_operator.h"
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#include "ecmascript/js_api/js_api_arraylist.h"
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#include "ecmascript/js_api/js_api_deque.h"
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#include "ecmascript/js_api/js_api_linked_list.h"
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#include "ecmascript/js_api/js_api_list.h"
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#include "ecmascript/js_api/js_api_plain_array.h"
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#include "ecmascript/js_api/js_api_queue.h"
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#include "ecmascript/js_api/js_api_stack.h"
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#include "ecmascript/js_api/js_api_vector.h"
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#include "ecmascript/js_date.h"
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#include "ecmascript/js_function.h"
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#include "ecmascript/js_hclass-inl.h"
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#include "ecmascript/js_tagged_value-inl.h"
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#include "ecmascript/js_typed_array.h"
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#include "ecmascript/runtime_call_id.h"
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#include "ecmascript/tagged_dictionary.h"
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namespace panda::ecmascript {
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// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
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#define CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder) \
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if (UNLIKELY((receiver) != (holder))) { \
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return JSTaggedValue::Hole(); \
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::GetPropertyByName(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key)
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{
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INTERPRETER_TRACE(thread, GetPropertyByName);
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// no gc when return hole
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ASSERT(key.IsStringOrSymbol());
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JSTaggedValue holder = receiver;
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do {
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auto *hclass = holder.GetTaggedObject()->GetClass();
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JSType jsType = hclass->GetObjectType();
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if (IsSpecialIndexedObj(jsType)) {
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if (IsFastTypeArray(jsType)) {
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JSTaggedValue res = FastGetTypeArrayProperty(thread, receiver, holder, key, jsType);
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if (res.IsNull()) {
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return JSTaggedValue::Hole();
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} else if (UNLIKELY(!res.IsHole())) {
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return res;
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}
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} else {
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return JSTaggedValue::Hole();
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}
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}
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if (LIKELY(!hclass->IsDictionaryMode())) {
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ASSERT(!TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject())->IsDictionaryMode());
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int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
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if (entry != -1) {
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LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
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PropertyAttributes attr(layoutInfo->GetAttr(entry));
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ASSERT(static_cast<int>(attr.GetOffset()) == entry);
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auto value = JSObject::Cast(holder)->GetProperty(hclass, attr);
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if (value.IsPropertyBox()) {
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return PropertyBox::Cast(value.GetTaggedObject())->GetValue();
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}
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if (UNLIKELY(attr.IsAccessor())) {
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return CallGetter(thread, receiver, holder, value);
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}
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ASSERT(!value.IsAccessor());
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if (!value.IsHole()) {
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return value;
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}
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}
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} else {
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TaggedArray *array = TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject());
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ASSERT(array->IsDictionaryMode());
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NameDictionary *dict = NameDictionary::Cast(array);
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int entry = dict->FindEntry(key);
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if (entry != -1) {
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auto value = dict->GetValue(entry);
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auto attr = dict->GetAttributes(entry);
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if (UNLIKELY(attr.IsAccessor())) {
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return CallGetter(thread, receiver, holder, value);
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}
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ASSERT(!value.IsAccessor());
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return value;
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}
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}
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if (UseOwn) {
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break;
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}
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holder = hclass->GetPrototype();
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} while (holder.IsHeapObject());
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// not found
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return JSTaggedValue::Undefined();
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::SetPropertyByName(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, SetPropertyByName);
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// property
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JSTaggedValue holder = receiver;
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int receiverHoleEntry = -1;
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do {
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auto *hclass = holder.GetTaggedObject()->GetClass();
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JSType jsType = hclass->GetObjectType();
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if (IsSpecialIndexedObj(jsType)) {
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if (IsFastTypeArray(jsType)) {
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JSTaggedValue res = FastSetTypeArrayProperty(thread, receiver, holder, key, value, jsType);
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if (res.IsNull()) {
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return JSTaggedValue::Hole();
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} else if (UNLIKELY(!res.IsHole())) {
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return res;
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}
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} else if (IsSpecialContainer(jsType)) {
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THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot set property on Container", JSTaggedValue::Exception());
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} else {
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return JSTaggedValue::Hole();
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}
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}
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// UpdateRepresentation
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if (LIKELY(!hclass->IsDictionaryMode())) {
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ASSERT(!TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject())->IsDictionaryMode());
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int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
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if (entry != -1) {
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LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
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PropertyAttributes attr(layoutInfo->GetAttr(entry));
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ASSERT(static_cast<int>(attr.GetOffset()) == entry);
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if (UNLIKELY(attr.IsAccessor())) {
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auto accessor = JSObject::Cast(holder)->GetProperty(hclass, attr);
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if (ShouldCallSetter(receiver, holder, accessor, attr)) {
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return CallSetter(thread, receiver, value, accessor);
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}
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}
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if (UNLIKELY(!attr.IsWritable())) {
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot set readonly property", JSTaggedValue::Exception());
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}
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if (hclass->IsTS()) {
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auto attrVal = JSObject::Cast(holder)->GetProperty(hclass, attr);
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if (attrVal.IsHole()) {
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if (receiverHoleEntry == -1 && holder == receiver) {
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receiverHoleEntry = entry;
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}
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if (UseOwn) {
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break;
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}
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holder = hclass->GetPrototype();
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continue;
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}
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}
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if (UNLIKELY(holder != receiver)) {
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break;
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}
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JSObject::Cast(holder)->SetProperty(thread, hclass, attr, value);
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return JSTaggedValue::Undefined();
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}
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} else {
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TaggedArray *properties = TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject());
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ASSERT(properties->IsDictionaryMode());
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NameDictionary *dict = NameDictionary::Cast(properties);
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int entry = dict->FindEntry(key);
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if (entry != -1) {
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auto attr = dict->GetAttributes(entry);
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if (UNLIKELY(attr.IsAccessor())) {
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auto accessor = dict->GetValue(entry);
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if (ShouldCallSetter(receiver, holder, accessor, attr)) {
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return CallSetter(thread, receiver, value, accessor);
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}
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}
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if (UNLIKELY(!attr.IsWritable())) {
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot set readonly property", JSTaggedValue::Exception());
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}
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if (UNLIKELY(holder != receiver)) {
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break;
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}
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dict->UpdateValue(thread, entry, value);
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return JSTaggedValue::Undefined();
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}
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}
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if (UseOwn) {
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break;
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}
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holder = hclass->GetPrototype();
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} while (holder.IsHeapObject());
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if (receiverHoleEntry != -1) {
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auto *receiverHClass = receiver.GetTaggedObject()->GetClass();
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LayoutInfo *receiverLayoutInfo = LayoutInfo::Cast(receiverHClass->GetLayout().GetTaggedObject());
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PropertyAttributes attr(receiverLayoutInfo->GetAttr(receiverHoleEntry));
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JSObject::Cast(receiver)->SetProperty(thread, receiverHClass, attr, value);
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return JSTaggedValue::Undefined();
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}
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSHandle<JSObject> objHandle(thread, receiver);
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JSHandle<JSTaggedValue> keyHandle(thread, key);
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JSHandle<JSTaggedValue> valueHandle(thread, value);
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if (UNLIKELY(!JSObject::Cast(receiver)->IsExtensible())) {
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THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot add property in prevent extensions ", JSTaggedValue::Exception());
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}
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AddPropertyByName(thread, objHandle, keyHandle, valueHandle, PropertyAttributes::Default());
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return JSTaggedValue::Undefined();
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::GetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index)
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{
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INTERPRETER_TRACE(thread, GetPropertyByIndex);
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSTaggedValue holder = receiver;
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do {
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auto *hclass = holder.GetTaggedObject()->GetClass();
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JSType jsType = hclass->GetObjectType();
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if (IsSpecialIndexedObj(jsType)) {
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if (IsFastTypeArray(jsType)) {
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holder = JSObject::Cast(holder)->GetJSHClass()->GetPrototype();
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CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
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return JSTypedArray::FastGetPropertyByIndex(thread, receiver, index, jsType);
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}
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if (IsSpecialContainer(jsType)) {
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return GetContainerProperty(thread, holder, index, jsType);
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}
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return JSTaggedValue::Hole();
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}
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TaggedArray *elements = TaggedArray::Cast(JSObject::Cast(holder)->GetElements().GetTaggedObject());
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if (!hclass->IsDictionaryElement()) {
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ASSERT(!elements->IsDictionaryMode());
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if (index < elements->GetLength()) {
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JSTaggedValue value = elements->Get(index);
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if (!value.IsHole()) {
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return value;
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}
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} else {
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return JSTaggedValue::Hole();
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}
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} else {
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NumberDictionary *dict = NumberDictionary::Cast(elements);
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int entry = dict->FindEntry(JSTaggedValue(static_cast<int>(index)));
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if (entry != -1) {
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auto attr = dict->GetAttributes(entry);
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auto value = dict->GetValue(entry);
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if (UNLIKELY(attr.IsAccessor())) {
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return CallGetter(thread, receiver, holder, value);
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}
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ASSERT(!value.IsAccessor());
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return value;
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}
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}
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if (UseOwn) {
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break;
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}
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holder = JSObject::Cast(holder)->GetJSHClass()->GetPrototype();
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} while (holder.IsHeapObject());
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// not found
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return JSTaggedValue::Undefined();
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::SetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, SetPropertyByIndex);
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JSTaggedValue holder = receiver;
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do {
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auto *hclass = holder.GetTaggedObject()->GetClass();
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JSType jsType = hclass->GetObjectType();
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if (IsSpecialIndexedObj(jsType)) {
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if (IsFastTypeArray(jsType)) {
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CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
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return JSTypedArray::FastSetPropertyByIndex(thread, receiver, index, value, jsType);
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}
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if (IsSpecialContainer(jsType)) {
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return SetContainerProperty(thread, holder, index, value, jsType);
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}
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return JSTaggedValue::Hole();
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}
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TaggedArray *elements = TaggedArray::Cast(JSObject::Cast(holder)->GetElements().GetTaggedObject());
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if (!hclass->IsDictionaryElement()) {
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ASSERT(!elements->IsDictionaryMode());
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if (UNLIKELY(holder != receiver)) {
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break;
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}
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if (index < elements->GetLength()) {
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if (!elements->Get(index).IsHole()) {
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if (holder.IsJSCOWArray()) {
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSHandle<JSArray> holderHandler(thread, JSArray::Cast(holder.GetTaggedObject()));
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JSHandle<JSTaggedValue> valueHandle(thread, value);
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// CheckAndCopyArray may cause gc.
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JSArray::CheckAndCopyArray(thread, holderHandler);
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TaggedArray::Cast(holderHandler->GetElements())->Set(thread, index, valueHandle);
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return JSTaggedValue::Undefined();
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}
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elements->Set(thread, index, value);
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return JSTaggedValue::Undefined();
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}
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}
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} else {
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return JSTaggedValue::Hole();
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}
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if (UseOwn) {
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break;
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}
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holder = JSObject::Cast(holder)->GetJSHClass()->GetPrototype();
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} while (holder.IsHeapObject());
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return AddPropertyByIndex(thread, receiver, index, value);
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::GetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key)
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{
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INTERPRETER_TRACE(thread, GetPropertyByValue);
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if (UNLIKELY(!key.IsNumber() && !key.IsStringOrSymbol())) {
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return JSTaggedValue::Hole();
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}
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// fast path
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auto index = TryToElementsIndex(key);
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if (LIKELY(index >= 0)) {
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return GetPropertyByIndex<UseOwn>(thread, receiver, index);
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}
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if (!key.IsNumber()) {
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if (key.IsString() && !EcmaStringAccessor(key).IsInternString()) {
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// update string stable
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
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key = JSTaggedValue(thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
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// Maybe moved by GC
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receiver = receiverHandler.GetTaggedValue();
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}
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return ObjectFastOperator::GetPropertyByName<UseOwn>(thread, receiver, key);
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}
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return JSTaggedValue::Hole();
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}
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template<bool UseOwn>
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JSTaggedValue ObjectFastOperator::SetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, SetPropertyByValue);
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if (UNLIKELY(!key.IsNumber() && !key.IsStringOrSymbol())) {
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return JSTaggedValue::Hole();
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}
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// fast path
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auto index = TryToElementsIndex(key);
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if (LIKELY(index >= 0)) {
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return SetPropertyByIndex<UseOwn>(thread, receiver, index, value);
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}
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if (!key.IsNumber()) {
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if (key.IsString() && !EcmaStringAccessor(key).IsInternString()) {
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// update string stable
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
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JSHandle<JSTaggedValue> valueHandler(thread, value);
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key = JSTaggedValue(thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
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// Maybe moved by GC
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receiver = receiverHandler.GetTaggedValue();
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value = valueHandler.GetTaggedValue();
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}
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return ObjectFastOperator::SetPropertyByName<UseOwn>(thread, receiver, key, value);
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}
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return JSTaggedValue::Hole();
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}
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bool ObjectFastOperator::FastSetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, FastSetPropertyByValue);
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JSTaggedValue result = ObjectFastOperator::SetPropertyByValue(thread, receiver, key, value);
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if (!result.IsHole()) {
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return !result.IsException();
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}
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return JSTaggedValue::SetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver),
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JSHandle<JSTaggedValue>(thread, key), JSHandle<JSTaggedValue>(thread, value),
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true);
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}
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bool ObjectFastOperator::FastSetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, FastSetPropertyByIndex);
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JSTaggedValue result = ObjectFastOperator::SetPropertyByIndex(thread, receiver, index, value);
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if (!result.IsHole()) {
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return !result.IsException();
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}
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return JSTaggedValue::SetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver), index,
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JSHandle<JSTaggedValue>(thread, value), true);
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}
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JSTaggedValue ObjectFastOperator::FastGetPropertyByName(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key)
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{
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INTERPRETER_TRACE(thread, FastGetPropertyByName);
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ASSERT(key.IsStringOrSymbol());
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if (key.IsString() && !EcmaStringAccessor(key).IsInternString()) {
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JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
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key = JSTaggedValue(thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
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// Maybe moved by GC
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receiver = receiverHandler.GetTaggedValue();
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}
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JSTaggedValue result = ObjectFastOperator::GetPropertyByName(thread, receiver, key);
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if (result.IsHole()) {
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return JSTaggedValue::GetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver),
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JSHandle<JSTaggedValue>(thread, key)).GetValue().GetTaggedValue();
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}
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return result;
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}
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JSTaggedValue ObjectFastOperator::FastGetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key)
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{
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INTERPRETER_TRACE(thread, FastGetPropertyByValue);
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JSTaggedValue result = ObjectFastOperator::GetPropertyByValue(thread, receiver, key);
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if (result.IsHole()) {
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return JSTaggedValue::GetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver),
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JSHandle<JSTaggedValue>(thread, key)).GetValue().GetTaggedValue();
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}
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return result;
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}
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template<bool UseHole> // UseHole is only for Array::Sort() which requires Hole order
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JSTaggedValue ObjectFastOperator::FastGetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index)
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{
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INTERPRETER_TRACE(thread, FastGetPropertyByIndex);
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JSTaggedValue result = ObjectFastOperator::GetPropertyByIndex(thread, receiver, index);
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if (result.IsHole() && !UseHole) {
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return JSTaggedValue::GetProperty(thread,
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JSHandle<JSTaggedValue>(thread, receiver), index).GetValue().GetTaggedValue();
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}
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return result;
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}
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JSTaggedValue ObjectFastOperator::FastParseDate(const EcmaString *str)
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{
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int year = 0;
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int month = 1;
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int date = 1;
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int index = 0;
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CVector<uint8_t> tmpBuf;
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EcmaStringAccessor strAccessor(const_cast<EcmaString *>(str));
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int len = static_cast<int>(strAccessor.GetLength());
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auto data = reinterpret_cast<const char *>(strAccessor.GetUtf8DataFlat(str, tmpBuf));
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if (!GetNumFromString(data, len, &index, &year)) {
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return JSTaggedValue::Hole();
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}
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if (!GetNumFromString(data, len, &index, &month)) {
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return JSTaggedValue::Hole();
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}
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if (!GetNumFromString(data, len, &index, &date)) {
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return JSTaggedValue::Hole();
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}
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if (month < 1 || month > JSDate::MONTH_PER_YEAR) {
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return JSTaggedValue::Hole();
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}
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if (date < 1 || date > JSDate::MAX_DAYS_MONTH) {
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return JSTaggedValue::Hole();
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}
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double day = JSDate::MakeDay(year, month - 1, date);
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double timeValue = JSDate::TimeClip(JSDate::MakeDate(day, 0));
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return JSTaggedValue(timeValue);
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}
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PropertyAttributes ObjectFastOperator::AddPropertyByName(JSThread *thread, JSHandle<JSObject> objHandle,
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JSHandle<JSTaggedValue> keyHandle,
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JSHandle<JSTaggedValue> valueHandle,
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PropertyAttributes attr)
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{
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INTERPRETER_TRACE(thread, AddPropertyByName);
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if (objHandle->IsJSArray() && keyHandle.GetTaggedValue() == thread->GlobalConstants()->GetConstructorString()) {
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objHandle->GetJSHClass()->SetHasConstructor(true);
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}
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int32_t nextInlinedPropsIndex = objHandle->GetJSHClass()->GetNextInlinedPropsIndex();
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if (nextInlinedPropsIndex >= 0) {
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objHandle->SetPropertyInlinedProps(thread, nextInlinedPropsIndex, valueHandle.GetTaggedValue());
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attr.SetOffset(nextInlinedPropsIndex);
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attr.SetIsInlinedProps(true);
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JSHClass::AddProperty(thread, objHandle, keyHandle, attr);
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return attr;
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}
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JSMutableHandle<TaggedArray> array(thread, objHandle->GetProperties());
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uint32_t length = array->GetLength();
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if (length == 0) {
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length = JSObject::MIN_PROPERTIES_LENGTH;
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ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
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array.Update(factory->NewTaggedArray(length).GetTaggedValue());
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objHandle->SetProperties(thread, array.GetTaggedValue());
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}
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if (!array->IsDictionaryMode()) {
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attr.SetIsInlinedProps(false);
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uint32_t nonInlinedProps = static_cast<uint32_t>(objHandle->GetJSHClass()->GetNextNonInlinedPropsIndex());
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ASSERT(length >= nonInlinedProps);
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// if array is full, grow array or change to dictionary mode
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if (length == nonInlinedProps) {
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if (UNLIKELY(length == JSHClass::MAX_CAPACITY_OF_OUT_OBJECTS)) {
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// change to dictionary and add one.
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JSHandle<NameDictionary> dict(JSObject::TransitionToDictionary(thread, objHandle));
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JSHandle<NameDictionary> newDict =
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NameDictionary::PutIfAbsent(thread, dict, keyHandle, valueHandle, attr);
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objHandle->SetProperties(thread, newDict);
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// index is not essential when fastMode is false;
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return attr;
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}
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// Grow properties array size
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uint32_t capacity = JSObject::ComputePropertyCapacity(length);
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ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
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array.Update(factory->CopyArray(array, length, capacity).GetTaggedValue());
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objHandle->SetProperties(thread, array.GetTaggedValue());
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}
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attr.SetOffset(nonInlinedProps + objHandle->GetJSHClass()->GetInlinedProperties());
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JSHClass::AddProperty(thread, objHandle, keyHandle, attr);
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array->Set(thread, nonInlinedProps, valueHandle.GetTaggedValue());
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} else {
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JSHandle<NameDictionary> dictHandle(array);
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JSHandle<NameDictionary> newDict =
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NameDictionary::PutIfAbsent(thread, dictHandle, keyHandle, valueHandle, attr);
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objHandle->SetProperties(thread, newDict);
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}
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return attr;
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}
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JSTaggedValue ObjectFastOperator::CallGetter(JSThread *thread, JSTaggedValue receiver, JSTaggedValue holder,
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JSTaggedValue value)
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{
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INTERPRETER_TRACE(thread, CallGetter);
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// Accessor
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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AccessorData *accessor = AccessorData::Cast(value.GetTaggedObject());
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if (UNLIKELY(accessor->IsInternal())) {
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JSHandle<JSObject> objHandle(thread, holder);
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return accessor->CallInternalGet(thread, objHandle);
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}
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JSHandle<JSTaggedValue> objHandle(thread, receiver);
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return JSObject::CallGetter(thread, accessor, objHandle);
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}
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JSTaggedValue ObjectFastOperator::CallSetter(JSThread *thread, JSTaggedValue receiver, JSTaggedValue value,
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JSTaggedValue accessorValue)
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{
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INTERPRETER_TRACE(thread, CallSetter);
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// Accessor
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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JSHandle<JSTaggedValue> objHandle(thread, receiver);
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JSHandle<JSTaggedValue> valueHandle(thread, value);
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auto accessor = AccessorData::Cast(accessorValue.GetTaggedObject());
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bool success = JSObject::CallSetter(thread, *accessor, objHandle, valueHandle, true);
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return success ? JSTaggedValue::Undefined() : JSTaggedValue::Exception();
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}
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bool ObjectFastOperator::ShouldCallSetter(JSTaggedValue receiver, JSTaggedValue holder, JSTaggedValue accessorValue,
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PropertyAttributes attr)
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{
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if (!AccessorData::Cast(accessorValue.GetTaggedObject())->IsInternal()) {
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return true;
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}
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if (receiver != holder) {
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return false;
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}
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return attr.IsWritable();
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}
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bool ObjectFastOperator::IsSpecialIndexedObj(JSType jsType)
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{
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return jsType > JSType::JS_ARRAY;
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}
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bool ObjectFastOperator::IsFastTypeArray(JSType jsType)
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{
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return jsType >= JSType::JS_TYPED_ARRAY_FIRST && jsType <= JSType::JS_FLOAT64_ARRAY;
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}
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JSTaggedValue ObjectFastOperator::FastGetTypeArrayProperty(JSThread *thread, JSTaggedValue receiver,
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JSTaggedValue holder,
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JSTaggedValue key, JSType jsType)
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{
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CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
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JSTaggedValue negativeZero = thread->GlobalConstants()->GetNegativeZeroString();
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if (UNLIKELY(negativeZero == key)) {
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return JSTaggedValue::Undefined();
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}
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uint32_t index = 0;
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if (TryStringOrSymbolToIndex(key, &index)) {
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if (UNLIKELY(index == JSObject::MAX_ELEMENT_INDEX)) {
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return JSTaggedValue::Null();
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}
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return JSTypedArray::FastGetPropertyByIndex(thread, receiver, index, jsType);
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}
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return JSTaggedValue::Hole();
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}
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bool ObjectFastOperator::TryStringOrSymbolToIndex(JSTaggedValue key, uint32_t *output)
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{
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if (key.IsSymbol()) {
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return false;
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}
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auto strObj = static_cast<EcmaString *>(key.GetTaggedObject());
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return EcmaStringAccessor(strObj).ToTypedArrayIndex(output);
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}
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JSTaggedValue ObjectFastOperator::FastSetTypeArrayProperty(JSThread *thread, JSTaggedValue receiver,
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JSTaggedValue holder, JSTaggedValue key,
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JSTaggedValue value, JSType jsType)
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{
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CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
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JSTaggedValue negativeZero = thread->GlobalConstants()->GetNegativeZeroString();
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if (UNLIKELY(negativeZero == key)) {
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if (value.IsECMAObject()) {
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return JSTaggedValue::Null();
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}
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return JSTaggedValue::Undefined();
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}
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uint32_t index = 0;
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if (TryStringOrSymbolToIndex(key, &index)) {
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if (UNLIKELY(index == JSObject::MAX_ELEMENT_INDEX)) {
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return JSTaggedValue::Null();
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}
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return JSTypedArray::FastSetPropertyByIndex(thread, receiver, index, value, jsType);
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}
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return JSTaggedValue::Hole();
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}
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bool ObjectFastOperator::IsSpecialContainer(JSType jsType)
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{
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return jsType >= JSType::JS_API_ARRAY_LIST && jsType <= JSType::JS_API_QUEUE;
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}
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JSTaggedValue ObjectFastOperator::GetContainerProperty(JSThread *thread, JSTaggedValue receiver, uint32_t index,
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JSType jsType)
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{
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JSTaggedValue res = JSTaggedValue::Undefined();
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switch (jsType) {
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case JSType::JS_API_ARRAY_LIST:
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res = JSAPIArrayList::Cast(receiver.GetTaggedObject())->Get(thread, index);
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break;
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case JSType::JS_API_QUEUE:
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res = JSAPIQueue::Cast(receiver.GetTaggedObject())->Get(thread, index);
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break;
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case JSType::JS_API_PLAIN_ARRAY:
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res = JSAPIPlainArray::Cast(receiver.GetTaggedObject())->Get(JSTaggedValue(index));
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break;
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case JSType::JS_API_DEQUE:
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res = JSAPIDeque::Cast(receiver.GetTaggedObject())->Get(index);
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break;
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case JSType::JS_API_STACK:
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res = JSAPIStack::Cast(receiver.GetTaggedObject())->Get(index);
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break;
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case JSType::JS_API_VECTOR: {
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auto self = JSHandle<JSTaggedValue>(thread, receiver);
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res = JSAPIVector::Get(thread, JSHandle<JSAPIVector>::Cast(self), index);
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break;
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}
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case JSType::JS_API_LIST: {
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res = JSAPIList::Cast(receiver.GetTaggedObject())->Get(index);
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break;
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}
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case JSType::JS_API_LINKED_LIST: {
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res = JSAPILinkedList::Cast(receiver.GetTaggedObject())->Get(index);
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break;
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}
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default:
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break;
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}
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return res;
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}
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JSTaggedValue ObjectFastOperator::SetContainerProperty(JSThread *thread, JSTaggedValue receiver, uint32_t index,
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JSTaggedValue value, JSType jsType)
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{
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JSTaggedValue res = JSTaggedValue::Undefined();
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switch (jsType) {
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case JSType::JS_API_ARRAY_LIST:
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res = JSAPIArrayList::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
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|
break;
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|
case JSType::JS_API_QUEUE:
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res = JSAPIQueue::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
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break;
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case JSType::JS_API_PLAIN_ARRAY: {
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JSHandle<JSAPIPlainArray> plainArray(thread, receiver);
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res = JSAPIPlainArray::Set(thread, plainArray, index, value);
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|
break;
|
|
}
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|
case JSType::JS_API_DEQUE:
|
|
res = JSAPIDeque::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
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break;
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case JSType::JS_API_STACK:
|
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res = JSAPIStack::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
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break;
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case JSType::JS_API_VECTOR:
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res = JSAPIVector::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
|
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break;
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|
case JSType::JS_API_LIST: {
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JSHandle<JSAPIList> singleList(thread, receiver);
|
|
res = JSAPIList::Set(thread, singleList, index, JSHandle<JSTaggedValue>(thread, value));
|
|
break;
|
|
}
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|
case JSType::JS_API_LINKED_LIST: {
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JSHandle<JSAPILinkedList> doubleList(thread, receiver);
|
|
res = JSAPILinkedList::Set(thread, doubleList, index, JSHandle<JSTaggedValue>(thread, value));
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
return res;
|
|
}
|
|
|
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JSTaggedValue ObjectFastOperator::AddPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
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JSTaggedValue value)
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|
{
|
|
INTERPRETER_TRACE(thread, AddPropertyByIndex);
|
|
[[maybe_unused]] EcmaHandleScope handleScope(thread);
|
|
if (UNLIKELY(!JSObject::Cast(receiver)->IsExtensible())) {
|
|
THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot add property in prevent extensions ", JSTaggedValue::Exception());
|
|
}
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|
|
|
bool success = JSObject::AddElementInternal(thread, JSHandle<JSObject>(thread, receiver), index,
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JSHandle<JSTaggedValue>(thread, value), PropertyAttributes::Default());
|
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return success ? JSTaggedValue::Undefined() : JSTaggedValue::Exception();
|
|
}
|
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|
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int32_t ObjectFastOperator::TryToElementsIndex(JSTaggedValue key)
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|
{
|
|
if (LIKELY(key.IsInt())) {
|
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return key.GetInt();
|
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}
|
|
if (key.IsString()) {
|
|
uint32_t index = 0;
|
|
if (JSTaggedValue::StringToElementIndex(key, &index)) {
|
|
return static_cast<int32_t>(index);
|
|
}
|
|
} else if (key.IsDouble()) {
|
|
double number = key.GetDouble();
|
|
auto integer = static_cast<int32_t>(number);
|
|
if (number == integer) {
|
|
return integer;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
bool ObjectFastOperator::GetNumFromString(const char *str, int len, int *index, int *num)
|
|
{
|
|
int indexStr = *index;
|
|
char oneByte = 0;
|
|
oneByte = str[indexStr];
|
|
if (oneByte < '0' || oneByte > '9') {
|
|
return false;
|
|
}
|
|
if (indexStr >= len) {
|
|
return false;
|
|
}
|
|
int value = 0;
|
|
while (indexStr < len) {
|
|
oneByte = str[indexStr];
|
|
int val = static_cast<int>(oneByte - '0');
|
|
if (val >= 0 && val <= JSDate::NUM_NINE) {
|
|
value = value * JSDate::TEN + val;
|
|
indexStr++;
|
|
} else if (oneByte != '-') {
|
|
return false;
|
|
} else {
|
|
indexStr++;
|
|
break;
|
|
}
|
|
}
|
|
*num = value;
|
|
*index = indexStr;
|
|
return true;
|
|
}
|
|
}
|
|
#endif // ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
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