mirror of
https://github.com/openharmony/ark_runtime_core.git
synced 2026-07-18 10:18:07 -04:00
Ilya Trubachev
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
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* Copyright (c) 2021-2022 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 PANDA_VERIFICATION_VALUE_ORIGIN_H_
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#define PANDA_VERIFICATION_VALUE_ORIGIN_H_
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#include "verification/util/tagged_index.h"
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#include "macros.h"
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#include <cstdint>
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#include <limits>
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namespace panda::verifier {
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enum class OriginType { START, INSTRUCTION, __LAST__ = INSTRUCTION };
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template <typename BytecodeInstruction>
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class Origin : public TaggedIndex<OriginType> {
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using Base = TaggedIndex<OriginType>;
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public:
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Origin(const BytecodeInstruction &inst) : Base {OriginType::INSTRUCTION, inst.GetOffset()} {}
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Origin(OriginType t, size_t val) : Base {t, val} {}
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bool AtStart() const
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{
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ASSERT(Base::IsValid());
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return Base::GetTag() == OriginType::START;
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}
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uint32_t GetOffset() const
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{
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ASSERT(Base::IsValid());
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return static_cast<uint32_t>(Base::GetInt());
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};
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Origin() = default;
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Origin(const Origin &) = default;
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Origin(Origin &&) = default;
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~Origin() = default;
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Origin &operator=(const Origin &) = default;
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Origin &operator=(Origin &&) = default;
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};
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} // namespace panda::verifier
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#endif // PANDA_VERIFICATION_VALUE_ORIGIN_H_
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