arkcompiler_ets_runtime/ecmascript/js_weak_container.cpp
fangting cdbfa4340e optimize compiler
Issue:#IALVU8
Signed-off-by: fangting <fangting12@huawei.com>
2024-08-27 11:02:23 +08:00

116 lines
4.4 KiB
C++

/*
* Copyright (c) 2021-2024 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.
*/
#include "ecmascript/js_weak_container.h"
#include "ecmascript/js_tagged_value-inl.h"
#include "ecmascript/linked_hash_table.h"
namespace panda::ecmascript {
void JSWeakMap::Set(JSThread *thread, const JSHandle<JSWeakMap> &map, const JSHandle<JSTaggedValue> &key,
const JSHandle<JSTaggedValue> &value)
{
[[maybe_unused]] EcmaHandleScope handleScope(thread);
if (!LinkedHashMap::IsKey(JSTaggedValue(key.GetTaggedValue().CreateAndGetWeakRef()))) {
THROW_TYPE_ERROR(thread, "the value must be Key of JSWeakMap");
}
JSHandle<LinkedHashMap> mapHandle(thread, LinkedHashMap::Cast(map->GetLinkedMap().GetTaggedObject()));
JSHandle<LinkedHashMap> newMap = LinkedHashMap::SetWeakRef(thread, mapHandle, key, value);
map->SetLinkedMap(thread, newMap);
}
bool JSWeakMap::Delete(JSThread *thread, const JSHandle<JSWeakMap> &map, const JSHandle<JSTaggedValue> &key)
{
JSHandle<LinkedHashMap> mapHandle(thread, LinkedHashMap::Cast(map->GetLinkedMap().GetTaggedObject()));
int entry = mapHandle->FindElement(thread, key.GetTaggedValue());
if (entry == -1) {
return false;
}
mapHandle->RemoveEntry(thread, entry);
JSHandle<LinkedHashMap> newMap = LinkedHashMap::Shrink(thread, mapHandle);
map->SetLinkedMap(thread, newMap);
return true;
}
bool JSWeakMap::Has(JSThread *thread, JSTaggedValue key) const
{
return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->Has(thread, key);
}
JSTaggedValue JSWeakMap::Get(JSThread *thread, JSTaggedValue key) const
{
return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->Get(thread, key);
}
int JSWeakMap::GetSize() const
{
return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->NumberOfElements();
}
JSTaggedValue JSWeakMap::GetKey(int entry) const
{
ASSERT_PRINT(entry >= 0 && entry < GetSize(), "entry must be non-negative integer less than capacity");
return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->GetKey(entry);
}
JSTaggedValue JSWeakMap::GetValue(int entry) const
{
ASSERT_PRINT(entry >= 0 && entry < GetSize(), "entry must be non-negative integer less than capacity");
return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->GetValue(entry);
}
void JSWeakSet::Add(JSThread *thread, const JSHandle<JSWeakSet> &weakSet, const JSHandle<JSTaggedValue> &value)
{
if (!LinkedHashSet::IsKey(value.GetTaggedValue())) {
THROW_TYPE_ERROR(thread, "the value must be Key of JSWeakSet");
}
JSHandle<LinkedHashSet> weakSetHandle(thread, LinkedHashSet::Cast(weakSet->GetLinkedSet().GetTaggedObject()));
JSHandle<LinkedHashSet> newSet = LinkedHashSet::AddWeakRef(thread, weakSetHandle, value);
weakSet->SetLinkedSet(thread, newSet);
}
bool JSWeakSet::Delete(JSThread *thread, const JSHandle<JSWeakSet> &weakSet, const JSHandle<JSTaggedValue> &value)
{
JSHandle<LinkedHashSet> weakSetHandle(thread, LinkedHashSet::Cast(weakSet->GetLinkedSet().GetTaggedObject()));
int entry = weakSetHandle->FindElement(thread, value.GetTaggedValue());
if (entry == -1) {
return false;
}
weakSetHandle->RemoveEntry(thread, entry);
JSHandle<LinkedHashSet> newSet = LinkedHashSet::Shrink(thread, weakSetHandle);
weakSet->SetLinkedSet(thread, newSet);
return true;
}
bool JSWeakSet::Has(JSThread *thread, JSTaggedValue value) const
{
return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->Has(thread, value);
}
int JSWeakSet::GetSize() const
{
return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->NumberOfElements();
}
JSTaggedValue JSWeakSet::GetValue(int entry) const
{
ASSERT_PRINT(entry >= 0 && entry < GetSize(), "entry must be non-negative integer less than capacity");
return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->GetValue(entry);
}
} // namespace panda::ecmascript