// --- BEGIN LICENSE BLOCK ---
/*
* Copyright (c) 2009, Mikio L. Braun
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* * Neither the name of the Technische Universität Berlin nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// --- END LICENSE BLOCK ---
package org.jblas.benchmark;
import java.io.PrintStream;
import org.jblas.util.Logger;
/**
* A simple command-line style benchmarking program.
*
* <p>Benchmarks matrix-matrix multiplication, and compares to a
* pure Java implementation</p>
*
* @author Mikio L. Braun
*/
public class Main {
static Benchmark[] multiplicationBenchmarks = {
new JavaDoubleMultiplicationBenchmark(),
new JavaFloatMultiplicationBenchmark(),
new ATLASDoubleMultiplicationBenchmark(),
new ATLASFloatMultiplicationBenchmark(),};
public static void printHelp() {
System.out.printf("Usage: benchmark [opts]%n"
+ "%n"
+ "with options:%n"
+ "%n"
+ " --arch-flavor=value overriding arch flavor (e.g. --arch-flavor=sse2)%n"
+ " --skip-java don't run java benchmarks%n"
+ " --help show this help%n"
+ " --debug set config levels to debug%n"
+ "%njblas version " + org.jblas.Info.VERSION + "%n");
}
public static void main(String[] args) {
int[] multiplicationSizes = {10, 100, 1000};
PrintStream out = System.out;
boolean skipJava = false;
boolean unrecognizedOptions = false;
Logger log = Logger.getLogger();
log.info("jblas version is " + org.jblas.Info.VERSION);
for (String arg : args) {
if (arg.startsWith("--")) {
int i = arg.indexOf('=');
String value = null;
if (i != -1) {
value = arg.substring(i + 1);
arg = arg.substring(0, i);
}
if (arg.equals("--arch-flavor")) {
Logger.getLogger().info("Setting arch flavor to " + value);
org.jblas.util.ArchFlavor.overrideArchFlavor(value);
} else if (arg.equals("--skip-java")) {
skipJava = true;
} else if (arg.equals("--help")) {
printHelp();
return;
} else if (arg.equals("--debug")) {
Logger.getLogger().setLevel(Logger.DEBUG);
} else {
Logger.getLogger().warning("Unrecognized option \"" + arg + "\"");
unrecognizedOptions = true;
}
}
}
if (unrecognizedOptions) {
return;
}
out.println("Simple benchmark for jblas");
out.println();
out.println("Running sanity benchmarks.");
out.println();
org.jblas.util.SanityChecks.main(args);
out.println();
out.println("Each benchmark will take about 5 seconds...");
for (Benchmark b : multiplicationBenchmarks) {
if (skipJava) {
if (b.getName().contains("Java")) {
continue;
}
}
out.println();
out.println("Running benchmark \"" + b.getName() + "\".");
for (int n : multiplicationSizes) {
out.printf("n = %-5d: ", n);
out.flush();
BenchmarkResult result = b.run(n, 5.0);
result.printResult();
}
}
}
}