mirror of
https://gitee.com/openharmony/arkcompiler_ets_runtime
synced 2024-10-06 23:54:03 +00:00
7c36338bd1
Merge pull request !7436 from huangzhenghua/master20240516
153 lines
4.8 KiB
C++
153 lines
4.8 KiB
C++
/*
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* Copyright (c) 2024 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_CHECKPOINT_THREAD_STATE_TRANSITION_H
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#define ECMASCRIPT_CHECKPOINT_THREAD_STATE_TRANSITION_H
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#include "ecmascript/runtime.h"
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namespace panda::ecmascript {
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template<typename T, ThreadState newState>
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class ThreadStateTransitionScope final {
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static_assert(std::is_base_of_v<JSThread, T>);
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static_assert(!std::is_same_v<JitThread, T>);
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public:
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explicit ThreadStateTransitionScope(T* self)
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: self_(self)
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{
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ASSERT(self_ != nullptr);
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oldState_ = self_->GetState();
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if constexpr (std::is_same_v<DaemonThread, T>) {
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if (oldState_ != newState) {
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ASSERT(hasSwitchState_ == false);
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hasSwitchState_ = true;
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if constexpr (newState == ThreadState::RUNNING) {
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self_->TransferDaemonThreadToRunning();
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} else {
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self_->UpdateState(newState);
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}
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}
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} else {
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#if ECMASCRIPT_ENABLE_SCOPE_LOCK_STAT
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auto vm = self_->GetEcmaVM();
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bool isCollectingStats = vm->IsCollectingScopeLockStats();
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if (isCollectingStats) {
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vm->IncreaseEnterThreadManagedScopeCount();
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}
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#endif
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if (oldState_ != newState) {
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#if ECMASCRIPT_ENABLE_SCOPE_LOCK_STAT
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if (isCollectingStats) {
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vm->IncreaseUpdateThreadStateTransCount();
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}
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#endif
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ASSERT(hasSwitchState_ == false);
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hasSwitchState_ = true;
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self_->UpdateState(newState);
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}
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}
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}
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~ThreadStateTransitionScope()
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{
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if (hasSwitchState_) {
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if constexpr (std::is_same_v<DaemonThread, T>) {
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if (oldState_ == ThreadState::RUNNING) {
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self_->TransferDaemonThreadToRunning();
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} else {
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self_->UpdateState(oldState_);
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}
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} else {
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self_->UpdateState(oldState_);
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}
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}
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}
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private:
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T* self_;
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ThreadState oldState_;
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bool hasSwitchState_ {false};
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NO_COPY_SEMANTIC(ThreadStateTransitionScope);
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};
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class ThreadSuspensionScope final {
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public:
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explicit ThreadSuspensionScope(JSThread* self) : scope_(self)
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{
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ASSERT(self->GetState() == ThreadState::IS_SUSPENDED);
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}
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~ThreadSuspensionScope() = default;
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private:
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ThreadStateTransitionScope<JSThread, ThreadState::IS_SUSPENDED> scope_;
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NO_COPY_SEMANTIC(ThreadSuspensionScope);
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};
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class ThreadNativeScope final {
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public:
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explicit ThreadNativeScope(JSThread* self) : scope_(self)
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{
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ASSERT(self->GetState() == ThreadState::NATIVE);
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}
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~ThreadNativeScope() = default;
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private:
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ThreadStateTransitionScope<JSThread, ThreadState::NATIVE> scope_;
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NO_COPY_SEMANTIC(ThreadNativeScope);
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};
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template<typename T>
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class ThreadManagedScope final {
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static_assert(std::is_base_of_v<JSThread, T>);
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static_assert(!std::is_same_v<JitThread, T>);
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public:
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explicit ThreadManagedScope(T* self) : scope_(self) {}
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~ThreadManagedScope() = default;
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private:
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ThreadStateTransitionScope<T, ThreadState::RUNNING> scope_;
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NO_COPY_SEMANTIC(ThreadManagedScope);
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};
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template<typename T>
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class SuspendAllScope final {
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static_assert(std::is_base_of_v<JSThread, T>);
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static_assert(!std::is_same_v<JitThread, T>);
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public:
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explicit SuspendAllScope(T* self)
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: self_(self), scope_(self)
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{
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TRACE_GC(GCStats::Scope::ScopeId::SuspendAll, SharedHeap::GetInstance()->GetEcmaGCStats());
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ECMA_BYTRACE_NAME(HITRACE_TAG_ARK, "SuspendAll");
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Runtime::GetInstance()->SuspendAll(self_);
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}
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~SuspendAllScope()
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{
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TRACE_GC(GCStats::Scope::ScopeId::ResumeAll, SharedHeap::GetInstance()->GetEcmaGCStats());
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ECMA_BYTRACE_NAME(HITRACE_TAG_ARK, "ResumeAll");
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Runtime::GetInstance()->ResumeAll(self_);
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}
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private:
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T* self_;
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ThreadStateTransitionScope<T, ThreadState::IS_SUSPENDED> scope_;
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NO_COPY_SEMANTIC(SuspendAllScope);
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};
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} // namespace panda::ecmascript
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#endif // ECMASCRIPT_CHECKPOINT_THREAD_STATE_TRANSITION_H
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