/* * Copyright (C) 2013 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 <math.h> // Avoid optimization. double d; double v; static void BM_math_sqrt(int iters) { StartBenchmarkTiming(); d = 0.0; v = 2.0; for (int i = 0; i < iters; ++i) { d += sqrt(v); } StopBenchmarkTiming(); } BENCHMARK(BM_math_sqrt); static void BM_math_log10(int iters) { StartBenchmarkTiming(); d = 0.0; v = 1234.0; for (int i = 0; i < iters; ++i) { d += log10(v); } StopBenchmarkTiming(); } BENCHMARK(BM_math_log10); static void BM_math_logb(int iters) { StartBenchmarkTiming(); d = 0.0; v = 1234.0; for (int i = 0; i < iters; ++i) { d += logb(v); } StopBenchmarkTiming(); } BENCHMARK(BM_math_logb);