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https://gitee.com/openharmony/arkcompiler_ets_runtime
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d30c871ba3
Issue: https://gitee.com/openharmony/arkcompiler_ets_runtime/issues/IBIQE1 Signed-off-by: ZhouGuangyuan <zhouguangyuan1@huawei.com> Change-Id: I976047ee13be7e0aa50a12147d14c20d8a6655ec
65 lines
2.7 KiB
C++
65 lines
2.7 KiB
C++
/*
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* Copyright (c) 2025 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_THREAD_ELEMENTS_HCLASS_ENTRIES_H
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#define ECMASCRIPT_JS_THREAD_ELEMENTS_HCLASS_ENTRIES_H
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#include "ecmascript/elements.h"
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namespace panda::ecmascript {
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struct ElementsHClassEntries {
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static constexpr size_t N_ENTRIES = static_cast<size_t>(Elements::KIND_COUNT);
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struct Entry {
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ConstantIndex hclassIdx = ConstantIndex::INVALID;
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ConstantIndex hclassWithProtoIdx = ConstantIndex::INVALID;
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};
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Entry entries[N_ENTRIES];
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static constexpr size_t SizeArch32 = sizeof(entries);
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static constexpr size_t SizeArch64 = sizeof(entries);
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ElementsHClassEntries()
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{
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for (uint32_t i = 0; i < Elements::KIND_COUNT; ++i) {
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if ((i & 1) != 0) {
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entries[i].hclassIdx = ConstantIndex::ELEMENT_HOLE_TAGGED_HCLASS_INDEX;
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entries[i].hclassWithProtoIdx = ConstantIndex::ELEMENT_HOLE_TAGGED_PROTO_HCLASS_INDEX;
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} else {
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entries[i].hclassIdx = ConstantIndex::ELEMENT_TAGGED_HCLASS_INDEX;
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entries[i].hclassWithProtoIdx = ConstantIndex::ELEMENT_TAGGED_PROTO_HCLASS_INDEX;
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}
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}
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#define INIT_ARRAY_HCLASS_INDEX_ARRAYS(name) \
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entries[Elements::ToUint(ElementsKind::name)] = \
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{ConstantIndex::ELEMENT_##name##_HCLASS_INDEX, ConstantIndex::ELEMENT_##name##_PROTO_HCLASS_INDEX};
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ELEMENTS_KIND_INIT_HCLASS_LIST(INIT_ARRAY_HCLASS_INDEX_ARRAYS)
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#undef INIT_ARRAY_HCLASS_INDEX_ARRAYS
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}
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ConstantIndex GetArrayInstanceHClassIndex(ElementsKind kind, bool isPrototype) const
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{
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ASSERT(Elements::ToUint(kind) <= Elements::ToUint(ElementsKind::GENERIC));
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auto entry = entries[Elements::ToUint(kind)];
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return isPrototype ? entry.hclassWithProtoIdx : entry.hclassIdx;
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}
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};
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STATIC_ASSERT_EQ_ARCH(sizeof(ElementsHClassEntries), ElementsHClassEntries::SizeArch32,
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ElementsHClassEntries::SizeArch64);
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}
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// namespace panda::ecmascript
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#endif // ECMASCRIPT_JS_THREAD_ELEMENTS_HCLASS_ENTRIES_H
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