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Add benchmarks for pthread_rw_locks

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Benchmarks for the following sequences:
1) pthread_rwlock_rdlock -> pthread_rwlock_unlock
2) pthread_rwlock_wrlock -> pthread_rwlock_unlock

Change-Id: I8d87d4d8afab8637ea7ff5d23a0b3a81d6d40835
This commit is contained in:
Calin Juravle 2014-09-16 18:01:44 +01:00
parent 2997ae83d5
commit 837a962bf5
1 changed files with 32 additions and 0 deletions
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32
benchmarks/pthread_benchmark.cpp
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@ -105,3 +105,35 @@ static void BM_pthread_mutex_lock_RECURSIVE(int iters) {
StopBenchmarkTiming();
}
BENCHMARK(BM_pthread_mutex_lock_RECURSIVE);
static void BM_pthread_rw_lock_read(int iters) {
StopBenchmarkTiming();
pthread_rwlock_t lock;
pthread_rwlock_init(&lock, NULL);
StartBenchmarkTiming();
for (int i = 0; i < iters; ++i) {
pthread_rwlock_rdlock(&lock);
pthread_rwlock_unlock(&lock);
}
StopBenchmarkTiming();
pthread_rwlock_destroy(&lock);
}
BENCHMARK(BM_pthread_rw_lock_read);
static void BM_pthread_rw_lock_write(int iters) {
StopBenchmarkTiming();
pthread_rwlock_t lock;
pthread_rwlock_init(&lock, NULL);
StartBenchmarkTiming();
for (int i = 0; i < iters; ++i) {
pthread_rwlock_wrlock(&lock);
pthread_rwlock_unlock(&lock);
}
StopBenchmarkTiming();
pthread_rwlock_destroy(&lock);
}
BENCHMARK(BM_pthread_rw_lock_write);