mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-07 08:03:29 +00:00
4c2859d80b
Description
To ensure the high performance of container classes, lightweight map
and lightweightset are provided in ark.
Related issues
#I566FV:Add Container LightWeightMap And LightWeightSet
Signed-off-by: shisan_forwork <chengjunxiong@huawei.com>
86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
/*
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* Copyright (c) 2022 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_JS_API_QUEUE_H
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#define ECMASCRIPT_JS_API_QUEUE_H
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#include "js_object.h"
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#include "js_tagged_value-inl.h"
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namespace panda::ecmascript {
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class JSAPIQueue : public JSObject {
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public:
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static constexpr int DEFAULT_CAPACITY_LENGTH = 8;
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static JSAPIQueue *Cast(TaggedObject *object)
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{
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ASSERT(JSTaggedValue(object).IsJSAPIQueue());
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return static_cast<JSAPIQueue *>(object);
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}
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static void Add(JSThread *thread, const JSHandle<JSAPIQueue> &queue, const JSHandle<JSTaggedValue> &value);
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static JSTaggedValue GetFirst(JSThread *thread, const JSHandle<JSAPIQueue> &queue);
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static JSTaggedValue Pop(JSThread *thread, const JSHandle<JSAPIQueue> &queue);
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static void ForEach(JSThread *thread, const JSHandle<JSAPIQueue> &queue, const JSHandle<JSTaggedValue> &value);
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JSTaggedValue Get(JSThread *thread, const uint32_t index);
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JSTaggedValue Set(JSThread *thread, const uint32_t index, JSTaggedValue value);
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bool Has(JSTaggedValue value) const;
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static JSHandle<TaggedArray> OwnKeys(JSThread *thread, const JSHandle<JSAPIQueue> &obj);
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static bool GetOwnProperty(JSThread *thread, const JSHandle<JSAPIQueue> &obj, const JSHandle<JSTaggedValue> &key);
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static OperationResult GetProperty(JSThread *thread, const JSHandle<JSAPIQueue> &obj,
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const JSHandle<JSTaggedValue> &key);
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inline uint32_t GetSize() const
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{
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return GetLength().GetArrayLength();
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}
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inline uint32_t GetCurrentFront() const
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{
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return GetFront();
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}
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inline uint32_t GetCurrentTail() const
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{
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return GetTail();
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}
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static constexpr size_t LENGTH_OFFSET = JSObject::SIZE;
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ACCESSORS(Length, LENGTH_OFFSET, FRONT_OFFSET);
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ACCESSORS_PRIMITIVE_FIELD(Front, uint32_t, FRONT_OFFSET, TAIL_OFFSET)
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ACCESSORS_PRIMITIVE_FIELD(Tail, uint32_t, TAIL_OFFSET, LAST_OFFSET)
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, LENGTH_OFFSET, FRONT_OFFSET)
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DECL_DUMP()
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static uint32_t GetArrayLength(JSThread *thread, const JSHandle<JSAPIQueue> &queue);
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uint32_t GetNextPosition(uint32_t currentPosition);
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private:
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inline static uint32_t ComputeCapacity(uint32_t oldCapacity)
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{
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uint32_t newCapacity = oldCapacity + (oldCapacity >> 1U);
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return newCapacity > DEFAULT_CAPACITY_LENGTH ? newCapacity : DEFAULT_CAPACITY_LENGTH;
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}
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static JSHandle<TaggedArray> GrowCapacity(const JSThread *thread, const JSHandle<JSAPIQueue> &obj,
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uint32_t capacity);
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_JS_API_QUEUE_H
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