These are based on ones from system/extras/tests/bionic/. Change-Id: I7b1ae15a2ca5d1031a6a511d97b88125c1770047
		
			
				
	
	
		
			50 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (C) 2014 The Android Open Source Project
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *      http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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#include "benchmark.h"
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#include <semaphore.h>
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static void BM_semaphore_sem_getvalue(int iters) {
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  StopBenchmarkTiming();
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  sem_t semaphore;
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  sem_init(&semaphore, 1, 1);
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  StartBenchmarkTiming();
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  for (int i = 0; i < iters; ++i) {
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    int dummy;
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    sem_getvalue(&semaphore, &dummy);
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  }
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  StopBenchmarkTiming();
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}
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BENCHMARK(BM_semaphore_sem_getvalue);
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static void BM_semaphore_sem_wait_sem_post(int iters) {
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  StopBenchmarkTiming();
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  sem_t semaphore;
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  sem_init(&semaphore, 1, 1);
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  StartBenchmarkTiming();
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  for (int i = 0; i < iters; ++i) {
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    sem_wait(&semaphore);
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    sem_post(&semaphore);
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  }
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  StopBenchmarkTiming();
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}
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BENCHMARK(BM_semaphore_sem_wait_sem_post);
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