Mercurial > hg > truffle
view test/compiler/intrinsics/sha/TestSHA.java @ 21115:db96f9915540
Merge
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 23 Apr 2015 22:09:27 -0700 |
parents | b20a35eae442 |
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/* * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ /** * @test * @bug 8035968 * @summary C2 support for SHA on SPARC * * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-224 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-384 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-512 TestSHA * * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1 -Doffset=1 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-224 -Doffset=1 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 -Doffset=1 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-384 -Doffset=1 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-512 -Doffset=1 TestSHA * * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1 -Dalgorithm2=SHA-256 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1 -Dalgorithm2=SHA-512 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-256 -Dalgorithm2=SHA-512 TestSHA * * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=SHA-1 -Dalgorithm2=MD5 TestSHA * @run main/othervm/timeout=600 -Xbatch -Dalgorithm=MD5 -Dalgorithm2=SHA-1 TestSHA */ import java.security.MessageDigest; import java.util.Arrays; public class TestSHA { private static final int HASH_LEN = 64; /* up to 512-bit */ private static final int ALIGN = 8; /* for different data alignments */ public static void main(String[] args) throws Exception { String provider = System.getProperty("provider", "SUN"); String algorithm = System.getProperty("algorithm", "SHA-1"); String algorithm2 = System.getProperty("algorithm2", ""); int msgSize = Integer.getInteger("msgSize", 1024); int offset = Integer.getInteger("offset", 0) % ALIGN; int iters = (args.length > 0 ? Integer.valueOf(args[0]) : 100000); int warmupIters = (args.length > 1 ? Integer.valueOf(args[1]) : 20000); testSHA(provider, algorithm, msgSize, offset, iters, warmupIters); if (algorithm2.equals("") == false) { testSHA(provider, algorithm2, msgSize, offset, iters, warmupIters); } } static void testSHA(String provider, String algorithm, int msgSize, int offset, int iters, int warmupIters) throws Exception { System.out.println("provider = " + provider); System.out.println("algorithm = " + algorithm); System.out.println("msgSize = " + msgSize + " bytes"); System.out.println("offset = " + offset); System.out.println("iters = " + iters); byte[] expectedHash = new byte[HASH_LEN]; byte[] hash = new byte[HASH_LEN]; byte[] data = new byte[msgSize + offset]; for (int i = 0; i < (msgSize + offset); i++) { data[i] = (byte)(i & 0xff); } try { MessageDigest sha = MessageDigest.getInstance(algorithm, provider); /* do once, which doesn't use intrinsics */ sha.reset(); sha.update(data, offset, msgSize); expectedHash = sha.digest(); /* warm up */ for (int i = 0; i < warmupIters; i++) { sha.reset(); sha.update(data, offset, msgSize); hash = sha.digest(); } /* check result */ if (Arrays.equals(hash, expectedHash) == false) { System.out.println("TestSHA Error: "); showArray(expectedHash, "expectedHash"); showArray(hash, "computedHash"); //System.exit(1); throw new Exception("TestSHA Error"); } else { showArray(hash, "hash"); } /* measure performance */ long start = System.nanoTime(); for (int i = 0; i < iters; i++) { sha.reset(); sha.update(data, offset, msgSize); hash = sha.digest(); } long end = System.nanoTime(); double total = (double)(end - start)/1e9; /* in seconds */ double thruput = (double)msgSize*iters/1e6/total; /* in MB/s */ System.out.println("TestSHA runtime = " + total + " seconds"); System.out.println("TestSHA throughput = " + thruput + " MB/s"); System.out.println(); } catch (Exception e) { System.out.println("Exception: " + e); //System.exit(1); throw new Exception(e); } } static void showArray(byte b[], String name) { System.out.format("%s [%d]: ", name, b.length); for (int i = 0; i < Math.min(b.length, HASH_LEN); i++) { System.out.format("%02x ", b[i] & 0xff); } System.out.println(); } }