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https://gitee.com/openharmony/arkcompiler_ets_runtime
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fee924816d
Use methodId of func in pandafile as index for each aot func in llvmModule. Issue: https://gitee.com/openharmony/ark_js_runtime/issues/I598P5 Signed-off-by: luochuhao <luochuhao@huawei.com> Change-Id: I9646d6a80c8138744ebbd617837550b4661f27d3
65 lines
1.9 KiB
C++
65 lines
1.9 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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#ifndef ECMASCRIPT_VM_THREAD_CONTROL_H
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#define ECMASCRIPT_VM_THREAD_CONTROL_H
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#include "libpandabase/utils/bit_field.h"
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#include "os/mutex.h"
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namespace panda::ecmascript {
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class VmThreadControl {
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public:
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using VMNeedSuspensionBit = BitField<bool, 0, 1>;
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using VMHasSuspendedBit = VMNeedSuspensionBit::NextFlag;
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void SetVMNeedSuspension(bool flag)
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{
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uint64_t newVal = VMNeedSuspensionBit::Update(threadStateBitField_, flag);
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threadStateBitField_ = newVal;
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}
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bool VMNeedSuspension()
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{
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return VMNeedSuspensionBit::Decode(threadStateBitField_);
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}
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bool CheckSafepoint();
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void SuspendVM();
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void ResumeVM();
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bool NotifyVMThreadSuspension();
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void SetVMSuspended(bool flag)
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{
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uint64_t newVal = VMHasSuspendedBit::Update(threadStateBitField_, flag);
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threadStateBitField_ = newVal;
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}
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bool IsSuspended()
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{
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return VMHasSuspendedBit::Decode(threadStateBitField_);
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}
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private:
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std::atomic<uint8_t> threadStateBitField_ {0};
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os::memory::Mutex vmThreadSuspensionMutex_;
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os::memory::ConditionVariable vmThreadNeedSuspensionCV_;
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os::memory::ConditionVariable vmThreadHasSuspendedCV_;
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_VM_THREAD_CONTROL_H
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