/* * 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 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);