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arkcompiler_ets_runtime/ecmascript/object_fast_operator-inl.h
shilei91 7648474097 fix problem 
Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/IB4URX

Signed-off-by: shilei91 <shilei91@huawei.com>
Change-Id: I9cdccef6060ed4e849cb482538325889a5c1f466
2024-11-17 00:11:30 +08:00

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/*
* Copyright (c) 2023-2024 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
#define ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
#include "ecmascript/js_handle.h"
#include "ecmascript/js_tagged_value.h"
#include "ecmascript/jspandafile/class_info_extractor.h"
#include "ecmascript/mem/assert_scope.h"
#include "ecmascript/object_fast_operator.h"
#include "ecmascript/base/array_helper.h"
#include "ecmascript/ecma_string_table.h"
#include "ecmascript/element_accessor-inl.h"
#include "ecmascript/global_env.h"
#include "ecmascript/js_api/js_api_arraylist.h"
#include "ecmascript/js_api/js_api_deque.h"
#include "ecmascript/js_api/js_api_linked_list.h"
#include "ecmascript/js_api/js_api_list.h"
#include "ecmascript/js_api/js_api_plain_array.h"
#include "ecmascript/js_api/js_api_queue.h"
#include "ecmascript/js_api/js_api_stack.h"
#include "ecmascript/js_api/js_api_vector.h"
#include "ecmascript/js_api/js_api_bitvector.h"
#include "ecmascript/js_date.h"
#include "ecmascript/js_function.h"
#include "ecmascript/js_hclass-inl.h"
#include "ecmascript/js_object-inl.h"
#include "ecmascript/js_tagged_value-inl.h"
#include "ecmascript/js_typed_array.h"
#include "ecmascript/message_string.h"
#include "ecmascript/property_attributes.h"
#include "ecmascript/runtime_call_id.h"
#include "ecmascript/shared_objects/concurrent_api_scope.h"
#include "ecmascript/shared_objects/js_shared_array.h"
#include "ecmascript/tagged_array.h"
#include "ecmascript/tagged_dictionary.h"
namespace panda::ecmascript {
// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
#define CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder) \
if (UNLIKELY((receiver) != (holder))) { \
return JSTaggedValue::Hole(); \
}
std::pair<JSTaggedValue, bool> ObjectFastOperator::HasOwnProperty(JSThread *thread,
JSTaggedValue receiver, JSTaggedValue key)
{
DISALLOW_GARBAGE_COLLECTION;
if (!receiver.IsHeapObject() || !(receiver.IsRegularObject())) {
return std::make_pair(JSTaggedValue::Hole(), false);
}
if (!key.IsString()) {
return std::make_pair(JSTaggedValue::Hole(), false);
}
uint32_t index = 0;
if (JSTaggedValue::ToElementIndex(key, &index)) {
ASSERT(index < JSObject::MAX_ELEMENT_INDEX);
JSHandle<JSObject> receiverObj(thread, receiver);
if (ElementAccessor::GetElementsLength(receiverObj) == 0) {
return std::make_pair(JSTaggedValue::Hole(), true); // Empty Array
}
if (!ElementAccessor::IsDictionaryMode(receiverObj)) {
if (ElementAccessor::GetElementsLength(receiverObj) <= index) {
return std::make_pair(JSTaggedValue::Hole(), true);
}
JSTaggedValue value = ElementAccessor::Get(receiverObj, index);
return std::make_pair(value, true);
} else {
NumberDictionary *dictionary =
NumberDictionary::Cast(JSObject::Cast(receiver)->GetElements().GetTaggedObject());
int entry = dictionary->FindEntry(JSTaggedValue(static_cast<int>(index)));
if (entry == -1) {
return std::make_pair(JSTaggedValue::Hole(), true);
}
return std::make_pair(JSTaggedValue::Undefined(), true);
}
}
if (!EcmaStringAccessor(key).IsInternString()) {
JSHandle<EcmaString> keyHandle(thread, key);
EcmaString *str = thread->GetEcmaVM()->GetEcmaStringTable()->TryGetInternString(thread, keyHandle);
if (str == nullptr) {
return std::make_pair(JSTaggedValue::Hole(), true);
}
key = JSTaggedValue(str);
}
auto *hclass = receiver.GetTaggedObject()->GetClass();
if (LIKELY(!hclass->IsDictionaryMode())) {
ASSERT(!TaggedArray::Cast(JSObject::Cast(receiver)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
return std::make_pair(JSTaggedValue::Undefined(), true);
}
} else {
TaggedArray *array = TaggedArray::Cast(JSObject::Cast(receiver)->GetProperties().GetTaggedObject());
ASSERT(array->IsDictionaryMode());
NameDictionary *dict = NameDictionary::Cast(array);
int entry = dict->FindEntry(key);
if (entry != -1) {
return std::make_pair(JSTaggedValue::Undefined(), true);
}
}
return std::make_pair(JSTaggedValue::Hole(), true);
}
template <ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::TryFastHasProperty(JSThread *thread, JSTaggedValue receiver,
JSMutableHandle<JSTaggedValue> keyHandle)
{
JSTaggedValue key = keyHandle.GetTaggedValue();
if (UNLIKELY(!receiver.IsHeapObject() || !receiver.IsRegularObject())) {
return JSTaggedValue::Hole();
}
if (UNLIKELY(!key.IsNumber() && !key.IsString())) {
return JSTaggedValue::Hole();
}
// Elements
auto index = TryToElementsIndex(key);
if (index >= 0) {
ASSERT(index < JSObject::MAX_ELEMENT_INDEX);
JSHandle<JSObject> receiverObj(thread, receiver);
if (!ElementAccessor::IsDictionaryMode(receiverObj)) {
if (index < ElementAccessor::GetElementsLength(receiverObj)) {
JSTaggedValue value = ElementAccessor::Get(receiverObj, index);
return value.IsHole() ? JSTaggedValue::Hole() : JSTaggedValue::True();
}
}
return JSTaggedValue::Hole();
}
// layout cache
auto *hclass = receiver.GetTaggedObject()->GetClass();
if (LIKELY(!hclass->IsDictionaryMode())) {
if (!EcmaStringAccessor(key).IsInternString()) {
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
auto string = thread->GetEcmaVM()->GetFactory()->InternString(keyHandle);
EcmaStringAccessor(string).SetInternString();
keyHandle.Update(JSTaggedValue(string));
// Maybe moved by GC
key = keyHandle.GetTaggedValue();
receiver = receiverHandler.GetTaggedValue();
}
ASSERT(!TaggedArray::Cast(JSObject::Cast(receiver)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
return JSTaggedValue::True();
}
}
return JSTaggedValue::Hole();
}
template <ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::TryFastGetPropertyByValue(JSThread *thread, JSTaggedValue receiver,
JSMutableHandle<JSTaggedValue> keyHandle)
{
JSTaggedValue key = keyHandle.GetTaggedValue();
if (UNLIKELY(!receiver.IsHeapObject() || !receiver.IsRegularObject())) {
return JSTaggedValue::Hole();
}
if (UNLIKELY(!key.IsNumber() && !key.IsString())) {
return JSTaggedValue::Hole();
}
auto index = TryToElementsIndex(key);
if (index >= 0) {
return TryFastGetPropertyByIndex<status>(thread, receiver, index);
}
if (key.IsString()) {
if (!EcmaStringAccessor(key).IsInternString()) {
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
auto string = thread->GetEcmaVM()->GetFactory()->InternString(keyHandle);
EcmaStringAccessor(string).SetInternString();
keyHandle.Update(JSTaggedValue(string));
// Maybe moved by GC
key = keyHandle.GetTaggedValue();
receiver = receiverHandler.GetTaggedValue();
}
auto ret = TryGetPropertyByNameThroughCacheAtLocal(thread, receiver, key);
if (!ret.IsHole()) {
return ret;
}
return ObjectFastOperator::GetPropertyByName<status>(thread, receiver, key);
}
return JSTaggedValue::Hole();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::TryFastGetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index)
{
JSTaggedValue holder = receiver;
auto *hclass = holder.GetTaggedObject()->GetClass();
JSHandle<JSObject> currentHolder(thread, holder);
if (!hclass->IsDictionaryElement()) {
ASSERT(!ElementAccessor::IsDictionaryMode(currentHolder));
if (index < ElementAccessor::GetElementsLength(currentHolder)) {
JSTaggedValue value = ElementAccessor::Get(currentHolder, index);
if (!value.IsHole()) {
return value;
}
}
}
return JSTaggedValue::Hole();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::TryGetPropertyByNameThroughCacheAtLocal(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue key)
{
auto *hclass = receiver.GetTaggedObject()->GetClass();
if (LIKELY(!hclass->IsDictionaryMode())) {
ASSERT(!TaggedArray::Cast(JSObject::Cast(receiver)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
PropertyAttributes attr(layoutInfo->GetAttr(entry));
ASSERT(static_cast<int>(attr.GetOffset()) == entry);
auto value = JSObject::Cast(receiver)->GetProperty(hclass, attr);
if (UNLIKELY(attr.IsAccessor())) {
if (GetInternal(status)) {
return value;
}
return CallGetter(thread, receiver, receiver, value);
}
ASSERT(!value.IsAccessor());
if (!value.IsHole()) {
return value;
}
}
}
return JSTaggedValue::Hole();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::GetPropertyByName(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue key, [[maybe_unused]]bool noAllocate,
[[maybe_unused]]bool *isCallGetter)
{
INTERPRETER_TRACE(thread, GetPropertyByName);
// no gc when return hole
ASSERT(key.IsStringOrSymbol());
JSTaggedValue holder = receiver;
do {
auto *hclass = holder.GetTaggedObject()->GetClass();
JSType jsType = hclass->GetObjectType();
if (IsSpecialIndexedObj(jsType)) {
if (IsFastTypeArray(jsType)) {
JSTaggedValue res = FastGetTypeArrayProperty(thread, receiver, holder, key, jsType);
if (res.IsNull()) {
return JSTaggedValue::Hole();
} else if (UNLIKELY(!res.IsHole())) {
return res;
}
} else if (IsString(jsType) && key.IsString()) {
auto vm = thread->GetEcmaVM();
JSTaggedValue lenKey = thread->GlobalConstants()->GetLengthString();
bool isLenKey = EcmaStringAccessor::StringsAreEqual(vm,
JSHandle<EcmaString>(thread, key), JSHandle<EcmaString>(thread, lenKey));
if (isLenKey) { // get string length
return JSTaggedValue(EcmaStringAccessor(holder).GetLength());
} else { // get string prototype
JSHandle<GlobalEnv> env = vm->GetGlobalEnv();
JSHandle<JSTaggedValue> stringPrototype = env->GetStringPrototype();
holder = stringPrototype.GetTaggedValue();
continue;
}
} else if (!IsJSPrimitiveRef(jsType)) { // not string prototype etc.
return JSTaggedValue::Hole();
}
}
if (LIKELY(!hclass->IsDictionaryMode())) {
ASSERT(!TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
PropertyAttributes attr(layoutInfo->GetAttr(entry));
ASSERT(static_cast<int>(attr.GetOffset()) == entry);
auto value = JSObject::Cast(holder)->GetProperty(hclass, attr);
if (UNLIKELY(attr.IsAccessor())) {
if (GetInternal(status)) {
return value;
}
if (noAllocate) {
*isCallGetter = true;
return value;
}
return CallGetter(thread, receiver, holder, value);
}
ASSERT(!value.IsAccessor());
if (!value.IsHole()) {
return value;
}
}
} else {
TaggedArray *array = TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject());
ASSERT(array->IsDictionaryMode());
NameDictionary *dict = NameDictionary::Cast(array);
int entry = dict->FindEntry(key);
if (entry != -1) {
auto value = dict->GetValue(entry);
auto attr = dict->GetAttributes(entry);
if (UNLIKELY(attr.IsAccessor())) {
if (GetInternal(status)) {
return value;
}
if (noAllocate) {
*isCallGetter = true;
return value;
}
return CallGetter(thread, receiver, holder, value);
}
ASSERT(!value.IsAccessor());
return value;
}
}
if (UseOwn(status)) {
break;
}
holder = hclass->GetPrototype();
} while (holder.IsHeapObject());
// not found
return JSTaggedValue::Undefined();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::TrySetPropertyByNameThroughCacheAtLocal(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue key, JSTaggedValue value)
{
bool isTagged = true;
JSTaggedValue originValue = value;
auto *hclass = receiver.GetTaggedObject()->GetClass();
if (LIKELY(!hclass->IsDictionaryMode())) {
ASSERT(!TaggedArray::Cast(JSObject::Cast(receiver)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
PropertyAttributes attr(layoutInfo->GetAttr(entry));
ASSERT(static_cast<int>(attr.GetOffset()) == entry);
if (UNLIKELY(attr.IsAccessor())) {
if (DefineSemantics(status)) {
return JSTaggedValue::Hole();
}
auto accessor = JSObject::Cast(receiver)->GetProperty(hclass, attr);
if (ShouldCallSetter(receiver, receiver, accessor, attr)) {
return CallSetter(thread, receiver, value, accessor);
}
}
if (UNLIKELY(!attr.IsWritable())) {
if (DefineSemantics(status)) {
return JSTaggedValue::Hole();
}
[[maybe_unused]] EcmaHandleScope handleScope(thread);
THROW_TYPE_ERROR_AND_RETURN(thread, GET_MESSAGE_STRING(SetReadOnlyProperty),
JSTaggedValue::Exception());
}
if (hclass->IsAOT()) {
auto attrVal = JSObject::Cast(receiver)->GetProperty(hclass, attr);
if (attrVal.IsHole()) {
return JSTaggedValue::Hole();
}
JSHandle<JSObject> objHandle(thread, receiver);
JSHandle<JSTaggedValue> valueHandle(thread, value);
ElementsKind oldKind = objHandle->GetJSHClass()->GetElementsKind();
auto actualValue = JSHClass::ConvertOrTransitionWithRep(thread, objHandle,
JSHandle<JSTaggedValue>(thread, key), valueHandle, attr);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
receiver = objHandle.GetTaggedValue();
originValue = valueHandle.GetTaggedValue();
value = actualValue.value;
isTagged = actualValue.isTagged;
}
if (receiver.IsJSShared()) {
if (!ClassHelper::MatchFieldType(attr.GetSharedFieldType(), originValue)) {
THROW_TYPE_ERROR_AND_RETURN((thread), GET_MESSAGE_STRING(SetTypeMismatchedSharedProperty),
JSTaggedValue::Exception());
}
}
if (isTagged) {
JSObject::Cast(receiver)->SetProperty<true>(thread, hclass, attr, value);
} else {
JSObject::Cast(receiver)->SetProperty<false>(thread, hclass, attr, value);
}
return JSTaggedValue::Undefined();
}
}
return JSTaggedValue::Hole();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::SetPropertyByName(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
JSTaggedValue value, SCheckMode sCheckMode)
{
INTERPRETER_TRACE(thread, SetPropertyByName);
// property
JSTaggedValue holder = receiver;
int receiverHoleEntry = -1;
do {
auto *hclass = holder.GetTaggedObject()->GetClass();
JSType jsType = hclass->GetObjectType();
if (IsSpecialIndexedObj(jsType)) {
if (IsFastTypeArray(jsType)) {
JSTaggedValue res = FastSetTypeArrayProperty(thread, receiver, holder, key, value, jsType);
if (res.IsNull()) {
return JSTaggedValue::Hole();
} else if (UNLIKELY(!res.IsHole())) {
return res;
}
} else if (IsSpecialContainer(jsType)) {
THROW_TYPE_ERROR_AND_RETURN(thread, "Cannot set property on Container", JSTaggedValue::Exception());
} else {
return JSTaggedValue::Hole();
}
}
// UpdateRepresentation
if (LIKELY(!hclass->IsDictionaryMode())) {
ASSERT(!TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject())->IsDictionaryMode());
int entry = JSHClass::FindPropertyEntry(thread, hclass, key);
if (entry != -1) {
LayoutInfo *layoutInfo = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
PropertyAttributes attr(layoutInfo->GetAttr(entry));
ASSERT(static_cast<int>(attr.GetOffset()) == entry);
if (UNLIKELY(attr.IsAccessor())) {
if (DefineSemantics(status) && sCheckMode == SCheckMode::CHECK) {
return JSTaggedValue::Hole();
}
auto accessor = JSObject::Cast(holder)->GetProperty(hclass, attr);
if (ShouldCallSetter(receiver, holder, accessor, attr)) {
return CallSetter(thread, receiver, value, accessor);
}
}
if (UNLIKELY(!attr.IsWritable())) {
if (DefineSemantics(status) && sCheckMode == SCheckMode::CHECK) {
return JSTaggedValue::Hole();
}
[[maybe_unused]] EcmaHandleScope handleScope(thread);
THROW_TYPE_ERROR_AND_RETURN(thread, GET_MESSAGE_STRING(SetReadOnlyProperty),
JSTaggedValue::Exception());
}
if (hclass->IsAOT()) {
auto attrVal = JSObject::Cast(holder)->GetProperty(hclass, attr);
if (attrVal.IsHole()) {
if (receiverHoleEntry == -1 && holder == receiver) {
receiverHoleEntry = entry;
}
if (UseOwn(status)) {
break;
}
holder = hclass->GetPrototype();
continue;
}
}
if (UNLIKELY(holder != receiver)) {
break;
}
if (holder.IsJSShared() && (sCheckMode == SCheckMode::CHECK)) {
if (!ClassHelper::MatchFieldType(attr.GetSharedFieldType(), value)) {
THROW_TYPE_ERROR_AND_RETURN((thread), GET_MESSAGE_STRING(SetTypeMismatchedSharedProperty),
JSTaggedValue::Exception());
}
}
JSHandle<JSObject> objHandle(thread, receiver);
ElementsKind oldKind = objHandle->GetJSHClass()->GetElementsKind();
auto actualValue = JSHClass::ConvertOrTransitionWithRep(thread, objHandle,
JSHandle<JSTaggedValue>(thread, key), JSHandle<JSTaggedValue>(thread, value), attr);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
receiver = objHandle.GetTaggedValue();
hclass = objHandle->GetClass();
if (actualValue.isTagged) {
JSObject::Cast(receiver)->SetProperty<true>(thread, hclass, attr, actualValue.value);
} else {
JSObject::Cast(receiver)->SetProperty<false>(thread, hclass, attr, actualValue.value);
}
return JSTaggedValue::Undefined();
}
} else {
TaggedArray *properties = TaggedArray::Cast(JSObject::Cast(holder)->GetProperties().GetTaggedObject());
ASSERT(properties->IsDictionaryMode());
NameDictionary *dict = NameDictionary::Cast(properties);
int entry = dict->FindEntry(key);
if (entry != -1) {
auto attr = dict->GetAttributes(entry);
if (UNLIKELY(attr.IsAccessor())) {
if (DefineSemantics(status) && sCheckMode == SCheckMode::CHECK) {
return JSTaggedValue::Hole();
}
auto accessor = dict->GetValue(entry);
if (ShouldCallSetter(receiver, holder, accessor, attr)) {
return CallSetter(thread, receiver, value, accessor);
}
}
if (UNLIKELY(!attr.IsWritable())) {
if (DefineSemantics(status) && sCheckMode == SCheckMode::CHECK) {
return JSTaggedValue::Hole();
}
[[maybe_unused]] EcmaHandleScope handleScope(thread);
THROW_TYPE_ERROR_AND_RETURN(thread, GET_MESSAGE_STRING(SetReadOnlyProperty),
JSTaggedValue::Exception());
}
if (UNLIKELY(holder != receiver)) {
break;
}
if ((sCheckMode == SCheckMode::CHECK) && holder.IsJSShared()) {
if (!ClassHelper::MatchFieldType(attr.GetDictSharedFieldType(), value)) {
THROW_TYPE_ERROR_AND_RETURN((thread), GET_MESSAGE_STRING(SetTypeMismatchedSharedProperty),
JSTaggedValue::Exception());
}
}
dict->UpdateValue(thread, entry, value);
return JSTaggedValue::Undefined();
}
}
if (UseOwn(status) || DefineSemantics(status)) {
break;
}
holder = hclass->GetPrototype();
} while (holder.IsHeapObject());
if (receiverHoleEntry != -1) {
auto *receiverHClass = receiver.GetTaggedObject()->GetClass();
LayoutInfo *receiverLayoutInfo = LayoutInfo::Cast(receiverHClass->GetLayout().GetTaggedObject());
PropertyAttributes attr(receiverLayoutInfo->GetAttr(receiverHoleEntry));
JSHandle<JSObject> objHandle(thread, receiver);
ElementsKind oldKind = objHandle->GetJSHClass()->GetElementsKind();
auto actualValue = JSHClass::ConvertOrTransitionWithRep(thread, objHandle,
JSHandle<JSTaggedValue>(thread, key), JSHandle<JSTaggedValue>(thread, value), attr);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
receiver = objHandle.GetTaggedValue();
receiverHClass = objHandle->GetClass();
if (actualValue.isTagged) {
JSObject::Cast(receiver)->SetProperty<true>(thread, receiverHClass, attr, actualValue.value);
} else {
JSObject::Cast(receiver)->SetProperty<false>(thread, receiverHClass, attr, actualValue.value);
}
return JSTaggedValue::Undefined();
}
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSObject> objHandle(thread, receiver);
JSHandle<JSTaggedValue> keyHandle(thread, key);
JSHandle<JSTaggedValue> valueHandle(thread, value);
if (UNLIKELY(!JSObject::Cast(receiver)->IsExtensible())) {
THROW_TYPE_ERROR_AND_RETURN(thread, GET_MESSAGE_STRING(SetPropertyWhenNotExtensible),
JSTaggedValue::Exception());
}
ASSERT(!receiver.IsJSShared());
PropertyAttributes attr = PropertyAttributes::Default();
AddPropertyByName(thread, objHandle, keyHandle, valueHandle, attr);
return JSTaggedValue::Undefined();
}
template <ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::GetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index)
{
INTERPRETER_TRACE(thread, GetPropertyByIndex);
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSTaggedValue holder = receiver;
do {
auto *hclass = holder.GetTaggedObject()->GetClass();
JSType jsType = hclass->GetObjectType();
if (IsSpecialIndexedObj(jsType)) {
if (jsType == JSType::JS_TYPED_ARRAY) {
return JSTaggedValue::Hole();
}
if (IsFastTypeArray(jsType)) {
return JSTypedArray::FastGetPropertyByIndex(thread, holder, index, jsType);
}
if (IsSpecialContainer(jsType)) {
return GetContainerProperty(thread, holder, index, jsType);
}
if (IsString(jsType)) {
if (index < EcmaStringAccessor(holder).GetLength()) {
EcmaString *subStr = EcmaStringAccessor::FastSubString(thread->GetEcmaVM(),
JSHandle<EcmaString>(thread, holder), index, 1);
return JSTaggedValue(subStr);
}
}
return JSTaggedValue::Hole();
}
JSHandle<JSObject> currentHolder(thread, holder);
if (!hclass->IsDictionaryElement()) {
ASSERT(!ElementAccessor::IsDictionaryMode(currentHolder));
if (index < ElementAccessor::GetElementsLength(currentHolder)) {
JSTaggedValue value = ElementAccessor::Get(currentHolder, index);
if (!value.IsHole()) {
return value;
}
}
} else {
TaggedArray *elements = TaggedArray::Cast(currentHolder->GetElements().GetTaggedObject());
NumberDictionary *dict = NumberDictionary::Cast(elements);
int entry = dict->FindEntry(JSTaggedValue(static_cast<int>(index)));
if (entry != -1) {
auto attr = dict->GetAttributes(entry);
auto value = dict->GetValue(entry);
if (UNLIKELY(attr.IsAccessor())) {
return CallGetter(thread, receiver, holder, value);
}
ASSERT(!value.IsAccessor());
return value;
}
}
if (UseOwn(status)) {
break;
}
holder = JSObject::Cast(holder)->GetJSHClass()->GetPrototype();
} while (holder.IsHeapObject());
// not found
return JSTaggedValue::Undefined();
}
template <ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::SetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
JSTaggedValue value)
{
INTERPRETER_TRACE(thread, SetPropertyByIndex);
JSTaggedValue holder = receiver;
do {
auto *hclass = holder.GetTaggedObject()->GetClass();
JSType jsType = hclass->GetObjectType();
if (IsSpecialIndexedObj(jsType)) {
if (jsType == JSType::JS_TYPED_ARRAY) {
return JSTaggedValue::Hole();
}
if (IsFastTypeArray(jsType)) {
CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
return JSTypedArray::FastSetPropertyByIndex(thread, receiver, index, value, jsType);
}
if (IsSpecialContainer(jsType)) {
if (DefineSemantics(status)) {
return JSTaggedValue::Hole();
}
return SetContainerProperty(thread, holder, index, value, jsType);
}
return JSTaggedValue::Hole();
}
JSHandle<JSObject> arrayHandler(thread, holder);
TaggedArray *elements = TaggedArray::Cast(arrayHandler->GetElements().GetTaggedObject());
if (!hclass->IsDictionaryElement()) {
ASSERT(!elements->IsDictionaryMode());
if (UNLIKELY(holder != receiver)) {
break;
}
if (index < elements->GetLength()) {
JSTaggedValue oldValue = ElementAccessor::Get(arrayHandler, index);
if (!oldValue.IsHole()) {
if (holder.IsJSCOWArray()) {
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSArray> holderHandler(thread, holder);
JSHandle<JSObject> obj(thread, holder);
JSHandle<JSTaggedValue> valueHandle(thread, value);
// CheckAndCopyArray may cause gc.
JSArray::CheckAndCopyArray(thread, holderHandler);
ElementAccessor::Set(thread, obj, index, valueHandle, true);
return JSTaggedValue::Undefined();
}
JSHandle<JSTaggedValue> valueHandle(thread, value);
ElementAccessor::Set(thread, arrayHandler, index, valueHandle, true);
return JSTaggedValue::Undefined();
}
}
} else {
NumberDictionary *dict = NumberDictionary::Cast(elements);
int entry = dict->FindEntry(JSTaggedValue(static_cast<int>(index)));
if (entry != -1) {
auto attr = dict->GetAttributes(entry);
if (UNLIKELY(!attr.IsWritable() || !attr.IsConfigurable())) {
return JSTaggedValue::Hole();
}
if (UNLIKELY(holder != receiver)) {
break;
}
if (UNLIKELY(attr.IsAccessor())) {
if (DefineSemantics(status)) {
return JSTaggedValue::Hole();
}
auto accessor = dict->GetValue(entry);
if (ShouldCallSetter(receiver, holder, accessor, attr)) {
return CallSetter(thread, receiver, value, accessor);
}
}
dict->UpdateValue(thread, entry, value);
return JSTaggedValue::Undefined();
}
return JSTaggedValue::Hole();
}
if (UseOwn(status) || DefineSemantics(status)) {
break;
}
holder = JSObject::Cast(holder)->GetJSHClass()->GetPrototype();
} while (holder.IsHeapObject());
return AddPropertyByIndex(thread, receiver, index, value);
}
template <ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::GetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key)
{
INTERPRETER_TRACE(thread, GetPropertyByValue);
if (UNLIKELY(!key.IsNumber() && !key.IsStringOrSymbol())) {
return JSTaggedValue::Hole();
}
// fast path
auto index = TryToElementsIndex(key);
if (LIKELY(index >= 0)) {
return GetPropertyByIndex<status>(thread, receiver, index);
}
if (!key.IsNumber()) {
if (key.IsString() && !EcmaStringAccessor(key).IsInternString()) {
// update string stable
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
key = JSTaggedValue(thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
// Maybe moved by GC
receiver = receiverHandler.GetTaggedValue();
}
return ObjectFastOperator::GetPropertyByName<status>(thread, receiver, key);
}
return JSTaggedValue::Hole();
}
template<ObjectFastOperator::Status status>
JSTaggedValue ObjectFastOperator::SetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
JSTaggedValue value, SCheckMode sCheckMode)
{
INTERPRETER_TRACE(thread, SetPropertyByValue);
if (UNLIKELY(!key.IsNumber() && !key.IsStringOrSymbol())) {
return JSTaggedValue::Hole();
}
// fast path
auto index = TryToElementsIndex(key);
if (LIKELY(index >= 0)) {
return SetPropertyByIndex<status>(thread, receiver, index, value);
}
if (!key.IsNumber()) {
if (key.IsString()) {
if (!EcmaStringAccessor(key).IsInternString()) {
// update string stable
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
JSHandle<JSTaggedValue> valueHandler(thread, value);
key = JSTaggedValue(
thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
// Maybe moved by GC
receiver = receiverHandler.GetTaggedValue();
value = valueHandler.GetTaggedValue();
}
}
ObjectOperator::UpdateDetector(thread, receiver, key);
return ObjectFastOperator::SetPropertyByName<status>(thread, receiver, key, value, sCheckMode);
}
return JSTaggedValue::Hole();
}
bool ObjectFastOperator::FastSetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
JSTaggedValue value, SCheckMode sCheckMode)
{
INTERPRETER_TRACE(thread, FastSetPropertyByValue);
JSTaggedValue result = ObjectFastOperator::SetPropertyByValue(thread, receiver, key, value, sCheckMode);
RETURN_VALUE_IF_ABRUPT_COMPLETION(thread, false);
if (!result.IsHole()) {
return !result.IsException();
}
return JSTaggedValue::SetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver),
JSHandle<JSTaggedValue>(thread, key), JSHandle<JSTaggedValue>(thread, value),
true, sCheckMode);
}
bool ObjectFastOperator::FastSetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
JSTaggedValue value)
{
INTERPRETER_TRACE(thread, FastSetPropertyByIndex);
JSTaggedValue result = ObjectFastOperator::SetPropertyByIndex(thread, receiver, index, value);
if (!result.IsHole()) {
return !result.IsException();
}
return JSTaggedValue::SetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver), index,
JSHandle<JSTaggedValue>(thread, value), true);
}
JSTaggedValue ObjectFastOperator::FastGetPropertyByName(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue key)
{
INTERPRETER_TRACE(thread, FastGetPropertyByName);
ASSERT(key.IsStringOrSymbol());
if (key.IsString() && !EcmaStringAccessor(key).IsInternString()) {
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
key = JSTaggedValue(thread->GetEcmaVM()->GetFactory()->InternString(JSHandle<JSTaggedValue>(thread, key)));
// Maybe moved by GC
receiver = receiverHandler.GetTaggedValue();
}
JSTaggedValue result = ObjectFastOperator::GetPropertyByName<Status::GetInternal>(thread, receiver, key);
if (result.IsHole()) {
return JSTaggedValue::GetProperty(thread, JSHandle<JSTaggedValue>(thread, receiver),
JSHandle<JSTaggedValue>(thread, key)).GetValue().GetTaggedValue();
}
return result;
}
JSTaggedValue ObjectFastOperator::FastGetPropertyByValue(JSThread *thread, JSTaggedValue receiver, JSTaggedValue key,
SCheckMode sCheckMode)
{
INTERPRETER_TRACE(thread, FastGetPropertyByValue);
JSHandle<JSTaggedValue> receiverHandler(thread, receiver);
JSHandle<JSTaggedValue> keyHandler(thread, key);
JSTaggedValue result = ObjectFastOperator::GetPropertyByValue(thread, receiver, key);
if (result.IsHole()) {
return JSTaggedValue::GetProperty(thread, receiverHandler, keyHandler, sCheckMode).GetValue().GetTaggedValue();
}
return result;
}
JSTaggedValue ObjectFastOperator::FastGetPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index)
{
INTERPRETER_TRACE(thread, FastGetPropertyByIndex);
JSTaggedValue result = ObjectFastOperator::GetPropertyByIndex(thread, receiver, index);
RETURN_EXCEPTION_IF_ABRUPT_COMPLETION(thread);
if (result.IsHole()) {
return JSTaggedValue::GetProperty(thread,
JSHandle<JSTaggedValue>(thread, receiver), index).GetValue().GetTaggedValue();
}
return result;
}
JSTaggedValue ObjectFastOperator::FastParseDate(const EcmaString *str)
{
int year = 0;
int month = 1;
int date = 1;
int index = 0;
CVector<uint8_t> tmpBuf;
EcmaStringAccessor strAccessor(const_cast<EcmaString *>(str));
int len = static_cast<int>(strAccessor.GetLength());
auto data = reinterpret_cast<const char *>(strAccessor.GetUtf8DataFlat(str, tmpBuf));
if (!GetNumFromString(data, len, &index, &year)) {
return JSTaggedValue::Hole();
}
if (!GetNumFromString(data, len, &index, &month)) {
return JSTaggedValue::Hole();
}
if (!GetNumFromString(data, len, &index, &date)) {
return JSTaggedValue::Hole();
}
if (month < 1 || month > JSDate::MONTH_PER_YEAR) {
return JSTaggedValue::Hole();
}
if (date < 1 || date > JSDate::MAX_DAYS_MONTH) {
return JSTaggedValue::Hole();
}
double day = JSDate::MakeDay(year, month - 1, date);
double timeValue = JSDate::TimeClip(JSDate::MakeDate(day, 0));
return JSTaggedValue(timeValue);
}
PropertyAttributes ObjectFastOperator::AddPropertyByName(JSThread *thread, JSHandle<JSObject> objHandle,
JSHandle<JSTaggedValue> keyHandle,
JSHandle<JSTaggedValue> valueHandle,
PropertyAttributes attr)
{
INTERPRETER_TRACE(thread, AddPropertyByName);
if ((objHandle->IsJSArray() || objHandle->IsTypedArray()) &&
keyHandle.GetTaggedValue() == thread->GlobalConstants()->GetConstructorString()) {
objHandle->GetJSHClass()->SetHasConstructor(true);
}
int32_t nextInlinedPropsIndex = objHandle->GetJSHClass()->GetNextInlinedPropsIndex();
if (nextInlinedPropsIndex >= 0) {
attr.SetOffset(nextInlinedPropsIndex);
attr.SetIsInlinedProps(true);
attr.SetRepresentation(Representation::TAGGED);
auto rep = PropertyAttributes::TranslateToRep(valueHandle.GetTaggedValue());
ElementsKind oldKind = objHandle->GetJSHClass()->GetElementsKind();
JSHClass::AddProperty(thread, objHandle, keyHandle, attr, rep);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
oldKind = objHandle->GetJSHClass()->GetElementsKind();
auto actualValue = JSHClass::ConvertOrTransitionWithRep(thread, objHandle, keyHandle, valueHandle, attr);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
if (actualValue.isTagged) {
objHandle->SetPropertyInlinedProps<true>(thread, nextInlinedPropsIndex, valueHandle.GetTaggedValue());
} else {
objHandle->SetPropertyInlinedProps<false>(thread, nextInlinedPropsIndex, actualValue.value);
}
return attr;
}
JSMutableHandle<TaggedArray> array(thread, objHandle->GetProperties());
uint32_t length = array->GetLength();
if (length == 0) {
length = JSObject::MIN_PROPERTIES_LENGTH;
ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
array.Update(factory->NewTaggedArray(length).GetTaggedValue());
objHandle->SetProperties(thread, array.GetTaggedValue());
}
if (!array->IsDictionaryMode()) {
attr.SetIsInlinedProps(false);
uint32_t nonInlinedProps = static_cast<uint32_t>(objHandle->GetJSHClass()->GetNextNonInlinedPropsIndex());
ASSERT(length >= nonInlinedProps);
uint32_t numberOfProps = objHandle->GetJSHClass()->NumberOfProps();
if (UNLIKELY(numberOfProps >= PropertyAttributes::MAX_FAST_PROPS_CAPACITY)) {
// change to dictionary and add one.
JSHandle<NameDictionary> dict(JSObject::TransitionToDictionary(thread, objHandle));
RETURN_VALUE_IF_ABRUPT_COMPLETION(thread, attr);
JSHandle<NameDictionary> newDict =
NameDictionary::PutIfAbsent(thread, dict, keyHandle, valueHandle, attr);
objHandle->SetProperties(thread, newDict);
// index is not essential when fastMode is false;
return attr;
}
// if array is full, grow array or change to dictionary mode
if (length == nonInlinedProps) {
uint32_t maxNonInlinedFastPropsCapacity = objHandle->GetNonInlinedFastPropsCapacity();
// Grow properties array size
uint32_t capacity = JSObject::ComputeNonInlinedFastPropsCapacity(thread, length,
maxNonInlinedFastPropsCapacity);
ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
array.Update(factory->CopyArray(array, length, capacity).GetTaggedValue());
objHandle->SetProperties(thread, array.GetTaggedValue());
}
attr.SetOffset(nonInlinedProps + objHandle->GetJSHClass()->GetInlinedProperties());
attr.SetRepresentation(Representation::TAGGED);
auto rep = PropertyAttributes::TranslateToRep(valueHandle.GetTaggedValue());
ElementsKind oldKind = objHandle->GetJSHClass()->GetElementsKind();
JSHClass::AddProperty(thread, objHandle, keyHandle, attr, rep);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
oldKind = objHandle->GetJSHClass()->GetElementsKind();
auto actualValue = JSHClass::ConvertOrTransitionWithRep(thread, objHandle, keyHandle, valueHandle, attr);
JSObject::TryMigrateToGenericKindForJSObject(thread, objHandle, oldKind);
if (actualValue.isTagged) {
array->Set<true>(thread, nonInlinedProps, valueHandle.GetTaggedValue());
} else {
array->Set<false>(thread, nonInlinedProps, actualValue.value);
}
} else {
JSHandle<NameDictionary> dictHandle(array);
JSHandle<NameDictionary> newDict =
NameDictionary::PutIfAbsent(thread, dictHandle, keyHandle, valueHandle, attr);
objHandle->SetProperties(thread, newDict);
}
return attr;
}
JSTaggedValue ObjectFastOperator::CallGetter(JSThread *thread, JSTaggedValue receiver, JSTaggedValue holder,
JSTaggedValue value)
{
INTERPRETER_TRACE(thread, CallGetter);
// Accessor
[[maybe_unused]] EcmaHandleScope handleScope(thread);
AccessorData *accessor = AccessorData::Cast(value.GetTaggedObject());
if (UNLIKELY(accessor->IsInternal())) {
JSHandle<JSObject> objHandle(thread, holder);
return accessor->CallInternalGet(thread, objHandle);
}
JSHandle<JSTaggedValue> objHandle(thread, receiver);
return JSObject::CallGetter(thread, accessor, objHandle);
}
JSTaggedValue ObjectFastOperator::CallSetter(JSThread *thread, JSTaggedValue receiver, JSTaggedValue value,
JSTaggedValue accessorValue)
{
INTERPRETER_TRACE(thread, CallSetter);
// Accessor
[[maybe_unused]] EcmaHandleScope handleScope(thread);
JSHandle<JSTaggedValue> objHandle(thread, receiver);
JSHandle<JSTaggedValue> valueHandle(thread, value);
auto accessor = AccessorData::Cast(accessorValue.GetTaggedObject());
bool success = JSObject::CallSetter(thread, *accessor, objHandle, valueHandle, true);
RETURN_EXCEPTION_IF_ABRUPT_COMPLETION(thread);
return success ? JSTaggedValue::Undefined() : JSTaggedValue::Exception();
}
bool ObjectFastOperator::ShouldCallSetter(JSTaggedValue receiver, JSTaggedValue holder, JSTaggedValue accessorValue,
PropertyAttributes attr)
{
if (!AccessorData::Cast(accessorValue.GetTaggedObject())->IsInternal()) {
return true;
}
if (receiver != holder) {
return false;
}
return attr.IsWritable();
}
bool ObjectFastOperator::IsSpecialIndexedObj(JSType jsType)
{
return jsType > JSType::JS_ARRAY;
}
bool ObjectFastOperator::IsJSSharedArray(JSType jsType)
{
return jsType == JSType::JS_SHARED_ARRAY;
}
bool ObjectFastOperator::IsFastTypeArray(JSType jsType)
{
return jsType >= JSType::JS_TYPED_ARRAY_FIRST && jsType <= JSType::JS_TYPED_ARRAY_LAST;
}
bool ObjectFastOperator::IsString(JSType jsType)
{
return JSType::STRING_FIRST <= jsType && jsType <= JSType::STRING_LAST;
}
bool ObjectFastOperator::IsJSPrimitiveRef(JSType jsType)
{
return jsType == JSType::JS_PRIMITIVE_REF;
}
JSTaggedValue ObjectFastOperator::FastGetTypeArrayProperty(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue holder,
JSTaggedValue key, JSType jsType)
{
CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
JSTaggedValue negativeZero = thread->GlobalConstants()->GetNegativeZeroString();
if (UNLIKELY(negativeZero == key)) {
return JSTaggedValue::Undefined();
}
uint32_t index = 0;
if (TryStringOrSymbolToIndex(key, &index)) {
if (UNLIKELY(index == JSObject::MAX_ELEMENT_INDEX)) {
return JSTaggedValue::Null();
}
return JSTypedArray::FastGetPropertyByIndex(thread, receiver, index, jsType);
}
return JSTaggedValue::Hole();
}
bool ObjectFastOperator::TryStringOrSymbolToIndex(JSTaggedValue key, uint32_t *output)
{
if (key.IsSymbol()) {
return false;
}
auto strObj = static_cast<EcmaString *>(key.GetTaggedObject());
return EcmaStringAccessor(strObj).ToTypedArrayIndex(output);
}
JSTaggedValue ObjectFastOperator::FastSetTypeArrayProperty(JSThread *thread, JSTaggedValue receiver,
JSTaggedValue holder, JSTaggedValue key,
JSTaggedValue value, JSType jsType)
{
CHECK_IS_ON_PROTOTYPE_CHAIN(receiver, holder);
JSTaggedValue negativeZero = thread->GlobalConstants()->GetNegativeZeroString();
if (UNLIKELY(negativeZero == key)) {
if (value.IsECMAObject()) {
return JSTaggedValue::Null();
}
return JSTaggedValue::Undefined();
}
uint32_t index = 0;
if (TryStringOrSymbolToIndex(key, &index)) {
if (UNLIKELY(index == JSObject::MAX_ELEMENT_INDEX)) {
return JSTaggedValue::Null();
}
return JSTypedArray::FastSetPropertyByIndex(thread, receiver, index, value, jsType);
}
return JSTaggedValue::Hole();
}
bool ObjectFastOperator::IsSpecialContainer(JSType jsType)
{
return jsType >= JSType::JS_API_ARRAY_LIST && jsType <= JSType::JS_API_QUEUE;
}
JSTaggedValue ObjectFastOperator::GetContainerProperty(JSThread *thread, JSTaggedValue receiver, uint32_t index,
JSType jsType)
{
JSTaggedValue res = JSTaggedValue::Undefined();
switch (jsType) {
case JSType::JS_API_ARRAY_LIST:
res = JSAPIArrayList::Cast(receiver.GetTaggedObject())->Get(thread, index);
break;
case JSType::JS_API_QUEUE:
res = JSAPIQueue::Cast(receiver.GetTaggedObject())->Get(thread, index);
break;
case JSType::JS_API_PLAIN_ARRAY:
res = JSAPIPlainArray::Cast(receiver.GetTaggedObject())->Get(JSTaggedValue(index));
break;
case JSType::JS_API_DEQUE:
res = JSAPIDeque::Cast(receiver.GetTaggedObject())->Get(index);
break;
case JSType::JS_API_STACK:
res = JSAPIStack::Cast(receiver.GetTaggedObject())->Get(index);
break;
case JSType::JS_API_VECTOR: {
auto self = JSHandle<JSTaggedValue>(thread, receiver);
res = JSAPIVector::Get(thread, JSHandle<JSAPIVector>::Cast(self), index);
break;
}
case JSType::JS_API_LIST: {
res = JSAPIList::Cast(receiver.GetTaggedObject())->Get(index);
break;
}
case JSType::JS_API_BITVECTOR: {
res = JSAPIBitVector::Cast(receiver.GetTaggedObject())->Get(thread, index);
break;
}
case JSType::JS_API_LINKED_LIST: {
res = JSAPILinkedList::Cast(receiver.GetTaggedObject())->Get(index);
break;
}
default:
break;
}
return res;
}
JSTaggedValue ObjectFastOperator::SetContainerProperty(JSThread *thread, JSTaggedValue receiver, uint32_t index,
JSTaggedValue value, JSType jsType)
{
JSTaggedValue res = JSTaggedValue::Undefined();
switch (jsType) {
case JSType::JS_API_ARRAY_LIST:
res = JSAPIArrayList::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_QUEUE:
res = JSAPIQueue::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_PLAIN_ARRAY: {
JSHandle<JSAPIPlainArray> plainArray(thread, receiver);
res = JSAPIPlainArray::Set(thread, plainArray, index, value);
break;
}
case JSType::JS_API_DEQUE:
res = JSAPIDeque::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_STACK:
res = JSAPIStack::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_VECTOR:
res = JSAPIVector::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_BITVECTOR:
res = JSAPIBitVector::Cast(receiver.GetTaggedObject())->Set(thread, index, value);
break;
case JSType::JS_API_LIST: {
JSHandle<JSAPIList> singleList(thread, receiver);
res = JSAPIList::Set(thread, singleList, index, JSHandle<JSTaggedValue>(thread, value));
break;
}
case JSType::JS_API_LINKED_LIST: {
JSHandle<JSAPILinkedList> doubleList(thread, receiver);
res = JSAPILinkedList::Set(thread, doubleList, index, JSHandle<JSTaggedValue>(thread, value));
break;
}
default:
break;
}
return res;
}
JSTaggedValue ObjectFastOperator::AddPropertyByIndex(JSThread *thread, JSTaggedValue receiver, uint32_t index,
JSTaggedValue value)
{
INTERPRETER_TRACE(thread, AddPropertyByIndex);
[[maybe_unused]] EcmaHandleScope handleScope(thread);
// fixme(hzzhouzebin) this makes SharedArray's frozen no sense.
if (UNLIKELY(!JSObject::Cast(receiver)->IsExtensible()) && !receiver.IsJSSharedArray()) {
THROW_TYPE_ERROR_AND_RETURN(thread, GET_MESSAGE_STRING(SetPropertyWhenNotExtensible),
JSTaggedValue::Exception());
}
bool success = JSObject::AddElementInternal(thread, JSHandle<JSObject>(thread, receiver), index,
JSHandle<JSTaggedValue>(thread, value), PropertyAttributes::Default());
return success ? JSTaggedValue::Undefined() : JSTaggedValue::Exception();
}
int64_t ObjectFastOperator::TryToElementsIndex(JSTaggedValue key)
{
if (LIKELY(key.IsInt())) {
return key.GetInt();
}
if (key.IsString()) {
uint32_t index = 0;
if (JSTaggedValue::StringToElementIndex(key, &index)) {
return static_cast<int64_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;
}
JSTaggedValue ObjectFastOperator::FastGetPropertyByPorpsIndex(JSThread *thread,
JSTaggedValue receiver, uint32_t index)
{
JSTaggedValue value = JSTaggedValue::Hole();
JSObject *obj = JSObject::Cast(receiver);
TaggedArray *properties = TaggedArray::Cast(obj->GetProperties().GetTaggedObject());
if (!properties->IsDictionaryMode()) {
JSHClass *jsHclass = obj->GetJSHClass();
LayoutInfo *layoutInfo = LayoutInfo::Cast(jsHclass->GetLayout().GetTaggedObject());
PropertyAttributes attr = layoutInfo->GetAttr(index);
value = obj->GetProperty(jsHclass, attr);
} else {
NameDictionary *dict = NameDictionary::Cast(properties);
value = dict->GetValue(index);
}
if (UNLIKELY(value.IsAccessor())) {
return CallGetter(thread, JSTaggedValue(obj), JSTaggedValue(obj), value);
}
ASSERT(!value.IsAccessor());
return value;
}
}
#endif // ECMASCRIPT_OBJECT_FAST_OPERATOR_INL_H
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