[6948] | 1 | #region License Information
|
---|
| 2 | /* HeuristicLab
|
---|
[14185] | 3 | * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
|
---|
[6948] | 4 | *
|
---|
| 5 | * This file is part of HeuristicLab.
|
---|
| 6 | *
|
---|
| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
|
---|
| 8 | * it under the terms of the GNU General Public License as published by
|
---|
| 9 | * the Free Software Foundation, either version 3 of the License, or
|
---|
| 10 | * (at your option) any later version.
|
---|
| 11 | *
|
---|
| 12 | * HeuristicLab is distributed in the hope that it will be useful,
|
---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
| 15 | * GNU General Public License for more details.
|
---|
| 16 | *
|
---|
| 17 | * You should have received a copy of the GNU General Public License
|
---|
| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
|
---|
| 19 | */
|
---|
| 20 | #endregion
|
---|
| 21 |
|
---|
| 22 | using System;
|
---|
| 23 | using System.Diagnostics;
|
---|
| 24 | using System.Threading;
|
---|
| 25 | using HeuristicLab.Common;
|
---|
| 26 | using HeuristicLab.Core;
|
---|
| 27 | using HeuristicLab.Data;
|
---|
| 28 | using HeuristicLab.Optimization;
|
---|
| 29 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
|
---|
| 30 |
|
---|
| 31 | namespace HeuristicLab.Algorithms.Benchmarks {
|
---|
[7247] | 32 | [Item("Whetstone", "Whetstone performance benchmark.")]
|
---|
[6948] | 33 | [StorableClass]
|
---|
[7247] | 34 | public sealed class Whetstone : Benchmark {
|
---|
[6987] | 35 | private long begin_time;
|
---|
| 36 | private long end_time;
|
---|
| 37 |
|
---|
| 38 | private int ITERATIONS;
|
---|
| 39 | private int numberOfCycles;
|
---|
| 40 | private int cycleNo;
|
---|
| 41 | private double x1, x2, x3, x4, x, y, t, t1, t2;
|
---|
| 42 | private double[] z = new double[1];
|
---|
| 43 | private double[] e1 = new double[4];
|
---|
| 44 | private int i, j, k, l, n1, n2, n3, n4, n6, n7, n8, n9, n10, n11;
|
---|
| 45 |
|
---|
[7002] | 46 | [StorableConstructor]
|
---|
[7247] | 47 | private Whetstone(bool deserializing) : base(deserializing) { }
|
---|
| 48 | private Whetstone(Whetstone original, Cloner cloner) : base(original, cloner) { }
|
---|
| 49 | public Whetstone() { }
|
---|
[6948] | 50 |
|
---|
[7247] | 51 | public override IDeepCloneable Clone(Cloner cloner) {
|
---|
| 52 | return new Whetstone(this, cloner);
|
---|
[6948] | 53 | }
|
---|
| 54 |
|
---|
| 55 | // implementation based on Java version: www.aicas.com/download/Whetstone.java
|
---|
[7247] | 56 | public override void Run(CancellationToken cancellationToken, ResultCollection results) {
|
---|
| 57 | bool stopBenchmark = false;
|
---|
[6948] | 58 |
|
---|
| 59 | ITERATIONS = 100; // ITERATIONS / 10 = Millions Whetstone instructions
|
---|
| 60 |
|
---|
| 61 | numberOfCycles = 100;
|
---|
| 62 | int defaultNumberOfRuns = 10;
|
---|
| 63 | float elapsedTime = 0;
|
---|
| 64 | float meanTime = 0;
|
---|
| 65 | float rating = 0;
|
---|
| 66 | float meanRating = 0;
|
---|
| 67 | int intRating = 0;
|
---|
| 68 |
|
---|
| 69 | long runNumber = 1;
|
---|
| 70 | Stopwatch sw = new Stopwatch();
|
---|
| 71 | sw.Start();
|
---|
| 72 |
|
---|
| 73 | while (!stopBenchmark) {
|
---|
| 74 | elapsedTime = (float)(MainCalc() / 1000);
|
---|
| 75 | meanTime = meanTime + (elapsedTime * 1000 / numberOfCycles);
|
---|
| 76 | rating = (1000 * numberOfCycles) / elapsedTime;
|
---|
| 77 | meanRating = meanRating + rating;
|
---|
| 78 | intRating = (int)rating;
|
---|
| 79 | numberOfCycles += 10;
|
---|
| 80 |
|
---|
| 81 | if (cancellationToken.IsCancellationRequested) {
|
---|
| 82 | throw new OperationCanceledException(cancellationToken);
|
---|
| 83 | }
|
---|
| 84 |
|
---|
[7247] | 85 | if ((TimeLimit == null) || (TimeLimit.TotalMilliseconds == 0)) {
|
---|
[6948] | 86 | if (runNumber > defaultNumberOfRuns) {
|
---|
| 87 | stopBenchmark = true;
|
---|
| 88 | }
|
---|
[7247] | 89 | } else if (sw.Elapsed > TimeLimit) {
|
---|
[6948] | 90 | stopBenchmark = true;
|
---|
| 91 | }
|
---|
| 92 |
|
---|
| 93 | runNumber++;
|
---|
| 94 | }
|
---|
| 95 | sw.Stop();
|
---|
| 96 | meanTime = meanTime / runNumber;
|
---|
| 97 | meanRating = meanRating / runNumber;
|
---|
| 98 | intRating = (int)meanRating;
|
---|
| 99 |
|
---|
| 100 | results.Add(new Result("MWIPS", new IntValue(intRating / 1000)));
|
---|
| 101 | }
|
---|
| 102 |
|
---|
| 103 | private double MainCalc() {
|
---|
| 104 | // initialize constants
|
---|
| 105 | t = 0.499975;
|
---|
| 106 | t1 = 0.50025;
|
---|
| 107 | t2 = 2.0;
|
---|
| 108 |
|
---|
| 109 | // set values of module weights
|
---|
| 110 | n1 = 0 * ITERATIONS;
|
---|
| 111 | n2 = 12 * ITERATIONS;
|
---|
| 112 | n3 = 14 * ITERATIONS;
|
---|
| 113 | n4 = 345 * ITERATIONS;
|
---|
| 114 | n6 = 210 * ITERATIONS;
|
---|
| 115 | n7 = 32 * ITERATIONS;
|
---|
| 116 | n8 = 899 * ITERATIONS;
|
---|
| 117 | n9 = 616 * ITERATIONS;
|
---|
| 118 | n10 = 0 * ITERATIONS;
|
---|
| 119 | n11 = 93 * ITERATIONS;
|
---|
| 120 |
|
---|
| 121 | begin_time = DateTime.Now.Ticks / 10000; // get ms
|
---|
| 122 |
|
---|
| 123 | for (cycleNo = 1; cycleNo <= numberOfCycles; cycleNo++) {
|
---|
| 124 | /* MODULE 1: simple identifiers */
|
---|
| 125 | x1 = 1.0;
|
---|
| 126 | x2 = x3 = x4 = -1.0;
|
---|
| 127 | for (i = 1; i <= n1; i += 1) {
|
---|
| 128 | x1 = (x1 + x2 + x3 - x4) * t;
|
---|
| 129 | x2 = (x1 + x2 - x3 + x4) * t; // correction: x2 = ( x1 + x2 - x3 - x4 ) * t;
|
---|
| 130 | x3 = (x1 - x2 + x3 + x4) * t; // correction: x3 = ( x1 - x2 + x3 + x4 ) * t;
|
---|
| 131 | x4 = (-x1 + x2 + x3 + x4) * t;
|
---|
| 132 | }
|
---|
| 133 |
|
---|
| 134 | /* MODULE 2: array elements */
|
---|
| 135 | e1[0] = 1.0;
|
---|
| 136 | e1[1] = e1[2] = e1[3] = -1.0;
|
---|
| 137 | for (i = 1; i <= n2; i += 1) {
|
---|
| 138 | e1[0] = (e1[0] + e1[1] + e1[2] - e1[3]) * t;
|
---|
| 139 | e1[1] = (e1[0] + e1[1] - e1[2] + e1[3]) * t;
|
---|
| 140 | e1[2] = (e1[0] - e1[1] + e1[2] + e1[3]) * t;
|
---|
| 141 | e1[3] = (-e1[0] + e1[1] + e1[2] + e1[3]) * t;
|
---|
| 142 | }
|
---|
| 143 |
|
---|
| 144 | /* MODULE 3: array as parameter */
|
---|
| 145 | for (i = 1; i <= n3; i += 1)
|
---|
| 146 | pa(e1);
|
---|
| 147 |
|
---|
| 148 | /* MODULE 4: conditional jumps */
|
---|
| 149 | j = 1;
|
---|
| 150 | for (i = 1; i <= n4; i += 1) {
|
---|
| 151 | if (j == 1)
|
---|
| 152 | j = 2;
|
---|
| 153 | else
|
---|
| 154 | j = 3;
|
---|
| 155 | if (j > 2)
|
---|
| 156 | j = 0;
|
---|
| 157 | else
|
---|
| 158 | j = 1;
|
---|
| 159 | if (j < 1)
|
---|
| 160 | j = 1;
|
---|
| 161 | else
|
---|
| 162 | j = 0;
|
---|
| 163 | }
|
---|
| 164 |
|
---|
| 165 | /* MODULE 5: omitted */
|
---|
| 166 |
|
---|
| 167 | /* MODULE 6: integer arithmetic */
|
---|
| 168 | j = 1;
|
---|
| 169 | k = 2;
|
---|
| 170 | l = 3;
|
---|
| 171 | for (i = 1; i <= n6; i += 1) {
|
---|
| 172 | j = j * (k - j) * (l - k);
|
---|
| 173 | k = l * k - (l - j) * k;
|
---|
| 174 | l = (l - k) * (k + j);
|
---|
| 175 | e1[l - 2] = j + k + l; /* C arrays are zero based */
|
---|
| 176 | e1[k - 2] = j * k * l;
|
---|
| 177 | }
|
---|
| 178 |
|
---|
| 179 | /* MODULE 7: trig. functions */
|
---|
| 180 | x = y = 0.5;
|
---|
| 181 | for (i = 1; i <= n7; i += 1) {
|
---|
| 182 | x = t * Math.Atan(t2 * Math.Sin(x) * Math.Cos(x) / (Math.Cos(x + y) + Math.Cos(x - y) - 1.0));
|
---|
| 183 | y = t * Math.Atan(t2 * Math.Sin(y) * Math.Cos(y) / (Math.Cos(x + y) + Math.Cos(x - y) - 1.0));
|
---|
| 184 | }
|
---|
| 185 |
|
---|
| 186 | /* MODULE 8: procedure calls */
|
---|
| 187 | x = y = z[0] = 1.0;
|
---|
| 188 | for (i = 1; i <= n8; i += 1)
|
---|
| 189 | p3(x, y, z);
|
---|
| 190 |
|
---|
| 191 | /* MODULE9: array references */
|
---|
| 192 | j = 0;
|
---|
| 193 | k = 1;
|
---|
| 194 | l = 2;
|
---|
| 195 | e1[0] = 1.0;
|
---|
| 196 | e1[1] = 2.0;
|
---|
| 197 | e1[2] = 3.0;
|
---|
| 198 | for (i = 1; i <= n9; i++)
|
---|
| 199 | p0();
|
---|
| 200 |
|
---|
| 201 | /* MODULE10: integer arithmetic */
|
---|
| 202 | j = 2;
|
---|
| 203 | k = 3;
|
---|
| 204 | for (i = 1; i <= n10; i += 1) {
|
---|
| 205 | j = j + k;
|
---|
| 206 | k = j + k;
|
---|
| 207 | j = k - j;
|
---|
| 208 | k = k - j - j;
|
---|
| 209 | }
|
---|
| 210 |
|
---|
| 211 | /* MODULE11: standard functions */
|
---|
| 212 | x = 0.75;
|
---|
| 213 | for (i = 1; i <= n11; i += 1)
|
---|
| 214 | x = Math.Sqrt(Math.Exp(Math.Log(x) / t1));
|
---|
| 215 | } /* for */
|
---|
| 216 |
|
---|
| 217 | end_time = DateTime.Now.Ticks / 10000; // get ms
|
---|
| 218 |
|
---|
| 219 | return (end_time - begin_time);
|
---|
| 220 | }
|
---|
| 221 |
|
---|
| 222 | public void pa(double[] e) {
|
---|
| 223 | int j;
|
---|
| 224 | j = 0;
|
---|
| 225 | do {
|
---|
| 226 | e[0] = (e[0] + e[1] + e[2] - e[3]) * t;
|
---|
| 227 | e[1] = (e[0] + e[1] - e[2] + e[3]) * t;
|
---|
| 228 | e[2] = (e[0] - e[1] + e[2] + e[3]) * t;
|
---|
| 229 | e[3] = (-e[0] + e[1] + e[2] + e[3]) / t2;
|
---|
| 230 | j += 1;
|
---|
| 231 | }
|
---|
| 232 | while (j < 6);
|
---|
| 233 | }
|
---|
| 234 |
|
---|
| 235 | public void p3(double x, double y, double[] z) {
|
---|
| 236 | x = t * (x + y);
|
---|
| 237 | y = t * (x + y);
|
---|
| 238 | z[0] = (x + y) / t2;
|
---|
| 239 | }
|
---|
| 240 |
|
---|
| 241 | public void p0() {
|
---|
| 242 | e1[j] = e1[k];
|
---|
| 243 | e1[k] = e1[l];
|
---|
| 244 | e1[l] = e1[j];
|
---|
| 245 | }
|
---|
| 246 | }
|
---|
| 247 | }
|
---|