197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes/* 297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * Copyright (C) 2010 Google Inc. 397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * 497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * you may not use this file except in compliance with the License. 697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * You may obtain a copy of the License at 797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * 897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * 1097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * Unless required by applicable law or agreed to in writing, software 1197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 1297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * See the License for the specific language governing permissions and 1497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * limitations under the License. 1597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes */ 1697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes 1797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughespackage benchmarks; 1897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes 1997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughesimport com.google.caliper.Param; 2097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughesimport com.google.caliper.Runner; 2197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughesimport com.google.caliper.SimpleBenchmark; 2297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes 2397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes/** 2497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes * What do various kinds of addition cost? 2597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes */ 2697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughespublic class AdditionBenchmark extends SimpleBenchmark { 2797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public int timeAddConstantToLocalInt(int reps) { 2897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes int result = 0; 2997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 3097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += 123; 3197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 3297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 3397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 3497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public int timeAddTwoLocalInts(int reps) { 3597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes int result = 0; 3697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes int constant = 123; 3797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 3897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += constant; 3997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 4097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 4197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 4297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public long timeAddConstantToLocalLong(int reps) { 4397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes long result = 0; 4497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 4597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += 123L; 4697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 4797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 4897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 4997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public long timeAddTwoLocalLongs(int reps) { 5097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes long result = 0; 5197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes long constant = 123L; 5297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 5397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += constant; 5497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 5597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 5697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 5797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public float timeAddConstantToLocalFloat(int reps) { 5897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes float result = 0.0f; 5997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 6097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += 123.0f; 6197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 6297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 6397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 6497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public float timeAddTwoLocalFloats(int reps) { 6597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes float result = 0.0f; 6697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes float constant = 123.0f; 6797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 6897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += constant; 6997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 7097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 7197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 7297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public double timeAddConstantToLocalDouble(int reps) { 7397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes double result = 0.0; 7497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 7597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += 123.0; 7697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 7797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 7897aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 7997aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes public double timeAddTwoLocalDoubles(int reps) { 8097aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes double result = 0.0; 8197aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes double constant = 123.0; 8297aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes for (int i = 0; i < reps; ++i) { 8397aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes result += constant; 8497aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 8597aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes return result; 8697aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes } 8797aba27f961a5a6f37dcaf7f455df371e250ede3Elliott Hughes} 88