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/*
* Copyright (C) 2014 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 "benchmark.h"
#include <semaphore.h>
static void BM_semaphore_sem_getvalue(int iters) {
StopBenchmarkTiming();
sem_t semaphore;
sem_init(&semaphore, 1, 1);
StartBenchmarkTiming();
for (int i = 0; i < iters; ++i) {
int dummy;
sem_getvalue(&semaphore, &dummy);
}
StopBenchmarkTiming();
}
BENCHMARK(BM_semaphore_sem_getvalue);
static void BM_semaphore_sem_wait_sem_post(int iters) {
StopBenchmarkTiming();
sem_t semaphore;
sem_init(&semaphore, 1, 1);
StartBenchmarkTiming();
for (int i = 0; i < iters; ++i) {
sem_wait(&semaphore);
sem_post(&semaphore);
}
StopBenchmarkTiming();
}
BENCHMARK(BM_semaphore_sem_wait_sem_post);
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