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https://gitee.com/openharmony/arkcompiler_ets_runtime
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91e54b81b6
Signed-off-by: huangzhenghua <huangzhenghua3@huawei.com> Change-Id: Ifb7358f808fecca12f4bc7fc7815211806fa287a
69 lines
2.2 KiB
C++
69 lines
2.2 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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#ifndef ECMASCRIPT_HANDLE_SCOPE_H
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#define ECMASCRIPT_HANDLE_SCOPE_H
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/js_thread.h"
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#ifdef ECMASCRIPT_ENABLE_HANDLE_LEAK_CHECK
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#include "ecmascript/platform/backtrace.h"
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#include "ecmascript/log_wrapper.h"
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#include "ecmascript/mem/clock_scope.h"
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#endif
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namespace panda::ecmascript {
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/*
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* Handles are only valid within a HandleScope. When a handle is created for an object a cell is allocated in the
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* current HandleScope.
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*/
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class EcmaHandleScope {
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public:
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explicit PUBLIC_API EcmaHandleScope(JSThread *thread);
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PUBLIC_API ~EcmaHandleScope();
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static uintptr_t PUBLIC_API NewHandle(JSThread *thread, JSTaggedType value);
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static uintptr_t PUBLIC_API NewPrimitiveHandle(JSThread *thread, JSTaggedType value);
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void OpenHandleScope(EcmaContext *context);
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void OpenPrimitiveScope(EcmaContext *context);
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void CloseHandleScope(EcmaContext *context);
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void ClosePrimitiveScope(EcmaContext *context);
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JSThread *GetThread() const
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{
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return thread_;
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}
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private:
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JSThread *thread_;
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JSTaggedType *prevNext_;
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JSTaggedType *prevEnd_;
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int prevHandleStorageIndex_ {-1};
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JSTaggedType *prevPrimitiveNext_;
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JSTaggedType *prevPrimitiveEnd_;
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int prevPrimitiveStorageIndex_ {-1};
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#ifdef ECMASCRIPT_ENABLE_HANDLE_LEAK_CHECK
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ClockScope scope_;
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EcmaHandleScope *prevHandleScope_ {nullptr};
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EcmaHandleScope *prevPrimitiveScope_ {nullptr};
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#endif
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NO_COPY_SEMANTIC(EcmaHandleScope);
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NO_MOVE_SEMANTIC(EcmaHandleScope);
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_HANDLE_SCOPE_H
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