mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
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839f39e500
Signed-off-by: wengchangcheng <wengchangcheng@huawei.com> Change-Id: I2995dc75ed34e8eb2bf249f2cced62ec9d91250e
121 lines
3.9 KiB
C++
121 lines
3.9 KiB
C++
/*
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* Copyright (c) 2021 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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#include "ecmascript/layout_info-inl.h"
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#include "ecmascript/ecma_string.h"
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#include "ecmascript/js_symbol.h"
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#include "ecmascript/mem/assert_scope-inl.h"
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namespace panda::ecmascript {
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void LayoutInfo::AddKey(const JSThread *thread, [[maybe_unused]] int index, const JSTaggedValue &key,
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const PropertyAttributes &attr)
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{
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DISALLOW_GARBAGE_COLLECTION;
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int number = NumberOfElements();
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ASSERT(attr.GetOffset() == static_cast<uint32_t>(number));
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ASSERT(number + 1 <= GetPropertiesCapacity());
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ASSERT(number == index);
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SetNumberOfElements(thread, number + 1);
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SetPropertyInit(thread, number, key, attr);
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uint32_t keyHash = key.GetKeyHashCode();
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int insertIndex = number;
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for (; insertIndex > 0; --insertIndex) {
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JSTaggedValue prevKey = GetSortedKey(insertIndex - 1);
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if (prevKey.GetKeyHashCode() <= keyHash) {
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break;
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}
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SetSortedIndex(thread, insertIndex, GetSortedIndex(insertIndex - 1));
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}
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SetSortedIndex(thread, insertIndex, number);
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}
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void LayoutInfo::GetAllKeys(const JSThread *thread, int end, int offset, TaggedArray *keyArray)
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{
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ASSERT(end <= NumberOfElements());
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ASSERT_PRINT(offset + end <= static_cast<int>(keyArray->GetLength()),
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"keyArray capacity is not enough for dictionary");
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DISALLOW_GARBAGE_COLLECTION;
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int enumKeys = 0;
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for (int i = 0; i < end; i++) {
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JSTaggedValue key = GetKey(i);
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if (key.IsString()) {
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keyArray->Set(thread, enumKeys + offset, key);
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enumKeys++;
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}
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}
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if (enumKeys < end) {
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for (int i = 0; i < end; i++) {
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JSTaggedValue key = GetKey(i);
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if (key.IsSymbol()) {
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keyArray->Set(thread, enumKeys + offset, key);
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enumKeys++;
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}
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}
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}
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}
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void LayoutInfo::GetAllKeys(const JSThread *thread, int end, std::vector<JSTaggedValue> &keyVector)
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{
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ASSERT(end <= NumberOfElements());
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int enumKeys = 0;
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for (int i = 0; i < end; i++) {
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JSTaggedValue key = GetKey(i);
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if (key.IsString()) {
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keyVector.emplace_back(key);
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enumKeys++;
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}
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}
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}
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void LayoutInfo::GetAllEnumKeys(const JSThread *thread, int end, int offset, TaggedArray *keyArray,
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uint32_t *keys)
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{
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ASSERT(end <= NumberOfElements());
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ASSERT_PRINT(offset + end <= static_cast<int>(keyArray->GetLength()),
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"keyArray capacity is not enough for dictionary");
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DISALLOW_GARBAGE_COLLECTION;
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int enumKeys = 0;
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for (int i = 0; i < end; i++) {
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JSTaggedValue key = GetKey(i);
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if (key.IsString() && GetAttr(i).IsEnumerable()) {
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keyArray->Set(thread, enumKeys + offset, key);
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enumKeys++;
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}
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}
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*keys += enumKeys;
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}
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void LayoutInfo::GetAllNames(const JSThread *thread, int end, const JSHandle<TaggedArray> &keyArray,
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uint32_t *length)
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{
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DISALLOW_GARBAGE_COLLECTION;
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int arrayIndex = 0;
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for (int i = 0; i < end; i++) {
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JSTaggedValue key = GetKey(i);
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if (key.IsString()) {
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PropertyAttributes attr = GetAttr(i);
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if (attr.IsEnumerable()) {
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keyArray->Set(thread, arrayIndex++, key);
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}
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}
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}
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*length += arrayIndex;
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}
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} // namespace panda::ecmascript
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