/*
* 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 <pthread.h>
#include <semaphore.h>
#include <stdio.h>
#include <stdlib.h>
#include <benchmark/benchmark.h>
#include "util.h"
static void BM_semaphore_sem_getvalue(benchmark::State& state) {
sem_t semaphore;
sem_init(&semaphore, 1 , 1 );
while (state.KeepRunning()) {
int unused;
sem_getvalue(&semaphore, &unused);
}
}
BIONIC_BENCHMARK(BM_semaphore_sem_getvalue);
static void BM_semaphore_sem_wait_sem_post(benchmark::State& state) {
sem_t semaphore;
sem_init(&semaphore, 1 , 1 );
while (state.KeepRunning()) {
sem_wait(&semaphore);
sem_post(&semaphore);
}
}
BIONIC_BENCHMARK(BM_semaphore_sem_wait_sem_post);
Messung V0.5 in Prozent C=91 H=86 G=88
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-28)
¤
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