mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-07 08:03:29 +00:00
912623c7c3
Issue:I9CB36 Signed-off-by: liujia178 <liujia178@huawei.com>
123 lines
6.0 KiB
C++
123 lines
6.0 KiB
C++
/*
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* Copyright (c) 2024 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_JS_API_BITVECTOR_H
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#define ECMASCRIPT_JS_API_JS_API_BITVECTOR_H
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#include "ecmascript/js_object.h"
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#include "ecmascript/js_tagged_value-inl.h"
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namespace panda::ecmascript {
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class JSAPIBitVector : public JSObject {
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public:
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static constexpr int32_t BIT_SET_LENGTH = 64;
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static constexpr int32_t TAGGED_VALUE_BIT_SIZE = 6;
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static constexpr uint64_t TAGGED_VALUE_BIT_OFFSET = 0x3FULL;
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static JSAPIBitVector* Cast(TaggedObject* object)
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{
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ASSERT(JSTaggedValue(object).IsJSAPIBitVector());
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return static_cast<JSAPIBitVector*>(object);
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}
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static bool Push(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector, const JSHandle<JSTaggedValue>& value);
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static JSTaggedValue Pop(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector);
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static JSTaggedValue GetIteratorObj(JSThread* thread, const JSHandle<JSAPIBitVector>& obj);
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static JSTaggedValue SetBitsByRange(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value, const JSHandle<JSTaggedValue>& value1,
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const JSHandle<JSTaggedValue>& value2);
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static JSTaggedValue GetBitsByRange(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value1, const JSHandle<JSTaggedValue>& value2);
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static JSTaggedValue SetAllBits(
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JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector, const JSHandle<JSTaggedValue>& value);
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static void Resize(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector, int capacity);
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static JSTaggedValue GetBitCountByRange(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value, const JSHandle<JSTaggedValue>& value1,
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const JSHandle<JSTaggedValue>& value2);
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static int GetIndexOf(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value, const JSHandle<JSTaggedValue>& value1,
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const JSHandle<JSTaggedValue>& value2);
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static int GetLastIndexOf(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value, const JSHandle<JSTaggedValue>& value1,
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const JSHandle<JSTaggedValue>& value2);
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static JSTaggedValue FlipBitByIndex(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector, const int index);
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static JSTaggedValue FlipBitsByRange(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector,
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const JSHandle<JSTaggedValue>& value1, const JSHandle<JSTaggedValue>& value2);
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JSTaggedValue PUBLIC_API Set(JSThread* thread, const uint32_t index, JSTaggedValue value);
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JSTaggedValue Get(JSThread* thread, const uint32_t index);
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bool Has(const JSTaggedValue& value) const;
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static bool Has(JSThread* thread, const JSHandle<JSAPIBitVector>& bitVector, const JSHandle<JSTaggedValue>& value,
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const JSHandle<JSTaggedValue>& value1, const JSHandle<JSTaggedValue>& value2);
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static JSHandle<TaggedArray> OwnKeys(JSThread* thread, const JSHandle<JSAPIBitVector>& obj);
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static JSHandle<TaggedArray> OwnEnumKeys(JSThread* thread, const JSHandle<JSAPIBitVector>& obj);
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static bool GetOwnProperty(
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JSThread* thread, const JSHandle<JSAPIBitVector>& obj, const JSHandle<JSTaggedValue>& key);
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static OperationResult GetProperty(
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JSThread* thread, const JSHandle<JSAPIBitVector>& obj, const JSHandle<JSTaggedValue>& key);
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static bool SetProperty(JSThread* thread, const JSHandle<JSAPIBitVector>& obj, const JSHandle<JSTaggedValue>& key,
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const JSHandle<JSTaggedValue>& value);
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inline uint32_t GetSize() const
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{
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return GetLength().GetInt();
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}
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static constexpr size_t LENGTH_OFFSET = JSObject::SIZE;
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ACCESSORS(Length, LENGTH_OFFSET, NATIVE_POINTER_OFFSET);
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ACCESSORS(NativePointer, NATIVE_POINTER_OFFSET, MOD_RECORD_OFFSET);
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ACCESSORS_SYNCHRONIZED_PRIMITIVE_FIELD(ModRecord, uint32_t, MOD_RECORD_OFFSET, SIZE);
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, LENGTH_OFFSET, SIZE)
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DECL_DUMP()
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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 > 0 ? newCapacity : 0;
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}
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inline static std::pair<uint32_t, uint32_t> ComputeElementIdAndBitId(uint32_t index)
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{
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uint32_t elementId = index >> TAGGED_VALUE_BIT_SIZE;
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uint32_t bitId = index & TAGGED_VALUE_BIT_OFFSET;
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return std::make_pair(elementId, bitId);
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}
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inline static void SetBit(std::vector<std::bitset<BIT_SET_LENGTH>> *elements, uint32_t index,
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const JSTaggedValue &value)
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{
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std::pair<uint32_t, uint32_t> pair = ComputeElementIdAndBitId(index);
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uint32_t elementId = pair.first;
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uint32_t bitId = pair.second;
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if (value.IsZero()) {
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(*elements)[elementId].reset(bitId);
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} else {
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(*elements)[elementId].set(bitId);
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}
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return;
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}
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inline static JSTaggedValue GetBit(std::vector<std::bitset<BIT_SET_LENGTH>> *elements, uint32_t index)
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{
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std::pair<uint32_t, uint32_t> pair = ComputeElementIdAndBitId(index);
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uint32_t elementId = pair.first;
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uint32_t bitId = pair.second;
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int32_t bit = (*elements)[elementId].test(bitId);
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return JSTaggedValue(bit);
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}
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_JS_API_JS_API_BITVECTOR_H
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