001 // --- BEGIN LICENSE BLOCK --- 002 /* 003 * Copyright (c) 2009, Mikio L. Braun 004 * All rights reserved. 005 * 006 * Redistribution and use in source and binary forms, with or without 007 * modification, are permitted provided that the following conditions are 008 * met: 009 * 010 * * Redistributions of source code must retain the above copyright 011 * notice, this list of conditions and the following disclaimer. 012 * 013 * * Redistributions in binary form must reproduce the above 014 * copyright notice, this list of conditions and the following 015 * disclaimer in the documentation and/or other materials provided 016 * with the distribution. 017 * 018 * * Neither the name of the Technische Universit?t Berlin nor the 019 * names of its contributors may be used to endorse or promote 020 * products derived from this software without specific prior 021 * written permission. 022 * 023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 024 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 025 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 026 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 027 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 028 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 029 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 030 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 031 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 032 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 033 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 034 */ 035 // --- END LICENSE BLOCK --- 036 package org.jblas.benchmark; 037 038 import java.io.PrintStream; 039 import org.jblas.util.Logger; 040 041 /** 042 * A simple command-line style benchmarking program. 043 * 044 * <p>Benchmarks matrix-matrix multiplication, and compares to a 045 * pure Java implementation</p> 046 * 047 * @author Mikio L. Braun 048 */ 049 public class Main { 050 051 static Benchmark[] multiplicationBenchmarks = { 052 new JavaDoubleMultiplicationBenchmark(), 053 new JavaFloatMultiplicationBenchmark(), 054 new ATLASDoubleMultiplicationBenchmark(), 055 new ATLASFloatMultiplicationBenchmark(),}; 056 057 public static void printHelp() { 058 System.out.printf("Usage: benchmark [opts]%n" 059 + "%n" 060 + "with options:%n" 061 + "%n" 062 + " --arch-flavor=value overriding arch flavor (e.g. --arch-flavor=sse2)%n" 063 + " --skip-java don't run java benchmarks%n" 064 + " --help show this help%n" 065 + " --debug set config levels to debug%n"); 066 } 067 068 public static void main(String[] args) { 069 int[] multiplicationSizes = {10, 100, 1000}; 070 PrintStream out = System.out; 071 072 boolean skipJava = false; 073 boolean unrecognizedOptions = false; 074 075 for (String arg : args) { 076 if (arg.startsWith("--")) { 077 int i = arg.indexOf('='); 078 String value = null; 079 if (i != -1) { 080 value = arg.substring(i + 1); 081 arg = arg.substring(0, i); 082 } 083 084 if (arg.equals("--arch-flavor")) { 085 Logger.getLogger().info("Setting arch flavor to " + value); 086 org.jblas.util.ArchFlavor.overrideArchFlavor(value); 087 } else if (arg.equals("--skip-java")) { 088 skipJava = true; 089 } else if (arg.equals("--help")) { 090 printHelp(); 091 return; 092 } else if (arg.equals("--debug")) { 093 Logger.getLogger().setLevel(Logger.DEBUG); 094 } else { 095 Logger.getLogger().warning("Unrecognized option \"" + arg + "\""); 096 unrecognizedOptions = true; 097 } 098 } 099 } 100 if (unrecognizedOptions) { 101 return; 102 } 103 104 out.println("Simple benchmark for jblas"); 105 out.println(); 106 107 out.println("Running sanity benchmarks."); 108 out.println(); 109 org.jblas.util.SanityChecks.main(args); 110 out.println(); 111 112 out.println("Each benchmark will take about 5 seconds..."); 113 114 for (Benchmark b : multiplicationBenchmarks) { 115 if (skipJava) { 116 if (b.getName().contains("Java")) { 117 continue; 118 } 119 } 120 121 out.println(); 122 out.println("Running benchmark \"" + b.getName() + "\"."); 123 for (int n : multiplicationSizes) { 124 out.printf("n = %-5d: ", n); 125 out.flush(); 126 127 BenchmarkResult result = b.run(n, 5.0); 128 129 result.printResult(); 130 } 131 } 132 } 133 }