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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "locks.h"
#include "base/mutex.h"
namespace art {
Mutex* Locks::abort_lock_ = NULL;
Mutex* Locks::breakpoint_lock_ = NULL;
Mutex* Locks::deoptimization_lock_ = NULL;
ReaderWriterMutex* Locks::classlinker_classes_lock_ = NULL;
ReaderWriterMutex* Locks::heap_bitmap_lock_ = NULL;
Mutex* Locks::logging_lock_ = NULL;
ReaderWriterMutex* Locks::mutator_lock_ = NULL;
Mutex* Locks::runtime_shutdown_lock_ = NULL;
Mutex* Locks::thread_list_lock_ = NULL;
Mutex* Locks::thread_suspend_count_lock_ = NULL;
Mutex* Locks::trace_lock_ = NULL;
Mutex* Locks::profiler_lock_ = NULL;
Mutex* Locks::unexpected_signal_lock_ = NULL;
void Locks::Init() {
if (logging_lock_ != NULL) {
// Already initialized.
DCHECK(abort_lock_ != NULL);
DCHECK(breakpoint_lock_ != NULL);
DCHECK(deoptimization_lock_ != NULL);
DCHECK(classlinker_classes_lock_ != NULL);
DCHECK(heap_bitmap_lock_ != NULL);
DCHECK(logging_lock_ != NULL);
DCHECK(mutator_lock_ != NULL);
DCHECK(thread_list_lock_ != NULL);
DCHECK(thread_suspend_count_lock_ != NULL);
DCHECK(trace_lock_ != NULL);
DCHECK(profiler_lock_ != NULL);
DCHECK(unexpected_signal_lock_ != NULL);
} else {
logging_lock_ = new Mutex("logging lock", kLoggingLock, true);
abort_lock_ = new Mutex("abort lock", kAbortLock, true);
DCHECK(breakpoint_lock_ == NULL);
breakpoint_lock_ = new Mutex("breakpoint lock", kBreakpointLock);
DCHECK(deoptimization_lock_ == NULL);
deoptimization_lock_ = new Mutex("deoptimization lock", kDeoptimizationLock);
DCHECK(classlinker_classes_lock_ == NULL);
classlinker_classes_lock_ = new ReaderWriterMutex("ClassLinker classes lock",
kClassLinkerClassesLock);
DCHECK(heap_bitmap_lock_ == NULL);
heap_bitmap_lock_ = new ReaderWriterMutex("heap bitmap lock", kHeapBitmapLock);
DCHECK(mutator_lock_ == NULL);
mutator_lock_ = new ReaderWriterMutex("mutator lock", kMutatorLock);
DCHECK(runtime_shutdown_lock_ == NULL);
runtime_shutdown_lock_ = new Mutex("runtime shutdown lock", kRuntimeShutdownLock);
DCHECK(thread_list_lock_ == NULL);
thread_list_lock_ = new Mutex("thread list lock", kThreadListLock);
DCHECK(thread_suspend_count_lock_ == NULL);
thread_suspend_count_lock_ = new Mutex("thread suspend count lock", kThreadSuspendCountLock);
DCHECK(trace_lock_ == NULL);
trace_lock_ = new Mutex("trace lock", kTraceLock);
DCHECK(profiler_lock_ == NULL);
profiler_lock_ = new Mutex("profiler lock", kProfilerLock);
DCHECK(unexpected_signal_lock_ == NULL);
unexpected_signal_lock_ = new Mutex("unexpected signal lock", kUnexpectedSignalLock, true);
}
}
} // namespace art
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