mirror of
https://github.com/openharmony/ark_runtime_core.git
synced 2026-07-18 18:24:30 -04:00
Ilya Trubachev
101 lines
2.6 KiB
C++
101 lines
2.6 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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#include "runtime/include/locks.h"
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#include "libpandabase/utils/logger.h"
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#include <memory>
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namespace panda {
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static bool is_initialized = false;
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MutatorLock *Locks::mutator_lock = nullptr;
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os::memory::Mutex *Locks::custom_tls_lock = nullptr;
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os::memory::Mutex *Locks::user_suspension_lock = nullptr;
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void Locks::Initialize()
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{
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if (!is_initialized) {
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// CODECHECK-NOLINTNEXTLINE(CPP_RULE_ID_SMARTPOINTER_INSTEADOF_ORIGINPOINTER)
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Locks::mutator_lock = new MutatorLock();
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// CODECHECK-NOLINTNEXTLINE(CPP_RULE_ID_SMARTPOINTER_INSTEADOF_ORIGINPOINTER)
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Locks::custom_tls_lock = new os::memory::Mutex();
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// CODECHECK-NOLINTNEXTLINE(CPP_RULE_ID_SMARTPOINTER_INSTEADOF_ORIGINPOINTER)
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Locks::user_suspension_lock = new os::memory::Mutex();
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is_initialized = true;
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}
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}
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#ifndef NDEBUG
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thread_local MutatorLock::MutatorLockState lock_state = MutatorLock::UNLOCKED;
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void MutatorLock::ReadLock()
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{
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ASSERT(!HasLock());
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os::memory::RWLock::ReadLock();
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LOG(DEBUG, RUNTIME) << "MutatorLock::ReadLock";
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lock_state = RDLOCK;
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}
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void MutatorLock::WriteLock()
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{
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ASSERT(!HasLock());
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os::memory::RWLock::WriteLock();
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LOG(DEBUG, RUNTIME) << "MutatorLock::WriteLock";
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lock_state = WRLOCK;
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}
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bool MutatorLock::TryReadLock()
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{
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bool ret = os::memory::RWLock::TryReadLock();
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LOG(DEBUG, RUNTIME) << "MutatorLock::TryReadLock";
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if (ret) {
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lock_state = RDLOCK;
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}
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return ret;
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}
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bool MutatorLock::TryWriteLock()
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{
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bool ret = os::memory::RWLock::TryWriteLock();
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LOG(DEBUG, RUNTIME) << "MutatorLock::TryWriteLock";
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if (ret) {
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lock_state = WRLOCK;
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}
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return ret;
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}
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void MutatorLock::Unlock()
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{
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ASSERT(HasLock());
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os::memory::RWLock::Unlock();
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LOG(DEBUG, RUNTIME) << "MutatorLock::Unlock";
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lock_state = UNLOCKED;
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}
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MutatorLock::MutatorLockState MutatorLock::GetState()
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{
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return lock_state;
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}
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bool MutatorLock::HasLock()
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{
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return lock_state == RDLOCK || lock_state == WRLOCK;
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}
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#endif // !NDEBUG
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} // namespace panda
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