1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8031321 27 * @library /testlibrary /testlibrary/whitebox /compiler/whitebox .. 28 * @build TZcntTestI 29 * @run main/othervm/bootclasspath -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 30 * -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCountTrailingZerosInstruction TZcntTestI 31 */ 32 33 import java.lang.reflect.Method; 34 35 public class TZcntTestI extends BmiIntrinsicBase.BmiTestCase { 36 37 protected TZcntTestI(Method method) { 38 super(method); 39 instrMask = new byte[]{(byte) 0xFF, (byte) 0xFF, (byte) 0xFF}; 40 instrPattern = new byte[]{(byte) 0xF3, (byte) 0x0F, (byte) 0xBC}; 41 } 42 43 public static void main(String[] args) throws Exception { 44 // j.l.Integer and Long should be loaded to allow a compilation of the methods that use their methods 45 System.out.println("class java.lang.Integer should be loaded. Proof: " + Integer.class); 46 BmiIntrinsicBase.verifyTestCase(TZcntTestI::new, TestTzcntI.TzcntIExpr.class.getDeclaredMethods()); 47 } 48 49 @Override 50 protected String getVMFlag() { 51 return "UseCountTrailingZerosInstruction"; 52 } 53 }