mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-07 08:03:29 +00:00
67d7fe0243
Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/I9P72Q Signed-off-by: Gymee <yumeijie@huawei.com> Change-Id: Ie6943ffc145142d53273821db893be3f6eb5547c
135 lines
6.9 KiB
C++
135 lines
6.9 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_SHARED_OBJECTS_JS_SHARED_ARRAY_H
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#define ECMASCRIPT_SHARED_OBJECTS_JS_SHARED_ARRAY_H
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#include "ecmascript/js_array.h"
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#include "ecmascript/js_object.h"
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/tagged_array.h"
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namespace panda::ecmascript {
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// enum class ArrayMode : uint8_t { UNDEFINED = 0, DICTIONARY, LITERAL };
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// ecma6 9.4.2 Array Exotic Object
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class JSSharedArray : public JSObject {
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public:
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static constexpr int LENGTH_INLINE_PROPERTY_INDEX = 0;
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CAST_CHECK(JSSharedArray, IsJSSharedArray);
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static PUBLIC_API JSHandle<JSTaggedValue> ArrayCreate(JSThread *thread, JSTaggedNumber length,
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ArrayMode mode = ArrayMode::UNDEFINED);
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static JSHandle<JSTaggedValue> ArrayCreate(JSThread *thread, JSTaggedNumber length,
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const JSHandle<JSTaggedValue> &newTarget,
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ArrayMode mode = ArrayMode::UNDEFINED);
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static JSTaggedValue ArraySpeciesCreate(JSThread *thread, const JSHandle<JSObject> &originalArray,
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JSTaggedNumber length);
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static bool ArraySetLength(JSThread *thread, const JSHandle<JSObject> &array, const PropertyDescriptor &desc);
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static bool DefineOwnProperty(JSThread *thread, const JSHandle<JSObject> &array, const JSHandle<JSTaggedValue> &key,
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const PropertyDescriptor &desc);
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static bool DefineOwnProperty(JSThread *thread, const JSHandle<JSObject> &array, uint32_t index,
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const PropertyDescriptor &desc);
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static bool IsLengthString(JSThread *thread, const JSHandle<JSTaggedValue> &key);
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static JSHandle<JSSharedArray> CreateArrayFromList(JSThread *thread, const JSHandle<TaggedArray> &elements);
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// use first inlined property slot for array length
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inline uint32_t GetArrayLength() const
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{
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return GetLength();
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}
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inline void SetArrayLength([[maybe_unused]] const JSThread *thread, uint32_t length)
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{
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SetLength(length);
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}
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inline uint32_t GetHintLength() const
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{
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auto trackInfo = GetTrackInfo();
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if (trackInfo.IsInt()) {
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int hint = trackInfo.GetInt();
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return hint > 0 ? hint : 0;
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}
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return 0;
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}
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static constexpr size_t LENGTH_OFFSET = JSObject::SIZE;
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ACCESSORS_SYNCHRONIZED_PRIMITIVE_FIELD(Length, uint32_t, LENGTH_OFFSET, TRACE_INDEX_OFFSET)
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ACCESSORS_SYNCHRONIZED_PRIMITIVE_FIELD(TraceIndex, uint32_t, TRACE_INDEX_OFFSET, TRACK_INFO_OFFSET)
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ACCESSORS_SYNCHRONIZED(TrackInfo, TRACK_INFO_OFFSET, MOD_RECORD_OFFSET)
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ACCESSORS_SYNCHRONIZED_PRIMITIVE_FIELD(ModRecord, uint32_t, MOD_RECORD_OFFSET, LAST_OFFSET)
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DEFINE_ALIGN_SIZE(LAST_OFFSET);
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static constexpr uint32_t MAX_INLINE = PropertyAttributes::MAX_FAST_PROPS_CAPACITY -
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SIZE / JSTaggedValue::TaggedTypeSize() + 1;
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DECL_VISIT_OBJECT_FOR_JS_OBJECT(JSObject, TRACK_INFO_OFFSET, MOD_RECORD_OFFSET)
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static const uint32_t MAX_ARRAY_INDEX = MAX_ELEMENT_INDEX;
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DECL_DUMP()
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static int32_t GetArrayLengthOffset()
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{
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return LENGTH_OFFSET;
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}
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static bool PropertyKeyToArrayIndex(JSThread *thread, const JSHandle<JSTaggedValue> &key, uint32_t *output);
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static JSTaggedValue LengthGetter(JSThread *thread, const JSHandle<JSObject> &self,
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SCheckMode mode = SCheckMode::CHECK);
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static bool LengthSetter(JSThread *thread, const JSHandle<JSObject> &self, const JSHandle<JSTaggedValue> &value,
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bool mayThrow = false);
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static bool DummyLengthSetter(JSThread *thread, const JSHandle<JSObject> &self,
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const JSHandle<JSTaggedValue> &value, bool mayThrow = false);
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static JSHandle<JSTaggedValue> FastGetPropertyByValue(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
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uint32_t index);
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static JSHandle<JSTaggedValue> FastGetPropertyByValue(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
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const JSHandle<JSTaggedValue> &key,
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SCheckMode sCheckMode = SCheckMode::SKIP);
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static bool FastSetPropertyByValue(JSThread *thread, const JSHandle<JSTaggedValue> &obj, uint32_t index,
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const JSHandle<JSTaggedValue> &value);
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static bool FastSetPropertyByValue(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
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const JSHandle<JSTaggedValue> &key, const JSHandle<JSTaggedValue> &value);
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static OperationResult GetProperty(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
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const JSHandle<JSTaggedValue> &key, SCheckMode sCheckMode);
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static bool SetProperty(JSThread *thread, const JSHandle<JSTaggedValue> &obj, const JSHandle<JSTaggedValue> &key,
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const JSHandle<JSTaggedValue> &value, bool mayThrow, SCheckMode sCheckMode);
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static JSTaggedValue Sort(JSThread *thread, const JSHandle<JSTaggedValue> &obj, const JSHandle<JSTaggedValue> &fn);
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static bool IncludeInSortedValue(JSThread *thread, const JSHandle<JSTaggedValue> &obj,
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const JSHandle<JSTaggedValue> &value);
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static JSHandle<TaggedArray> ToTaggedArray(JSThread *thread, const JSHandle<JSTaggedValue> &obj);
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static void PUBLIC_API CheckAndCopyArray(const JSThread *thread, JSHandle<JSSharedArray> obj);
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static JSHandle<TaggedArray> SetCapacity(const JSThread *thread, const JSHandle<TaggedArray> &array,
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uint32_t capa);
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static void SetCapacity(JSThread *thread, const JSHandle<JSObject> &array, uint32_t oldLen, uint32_t newLen,
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bool isNew = false);
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static void SortElements(JSThread *thread, const JSHandle<TaggedArray> &elements,
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const JSHandle<JSTaggedValue> &fn);
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static void SortElementsByObject(JSThread *thread, const JSHandle<JSObject> &thisObjHandle,
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const JSHandle<JSTaggedValue> &fn);
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static void DeleteInElementMode(const JSThread *thread, JSHandle<JSSharedArray> &obj);
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_SHARED_OBJECTS_JS_SHARED_ARRAY_H
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