1 /* 2 * Copyright (c) 2014, 2015, 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 * @summary Verify processing of UseCountLeadingZerosInstruction option 28 * on CPU without LZCNT support. 29 * @library /testlibrary /test/lib / 30 * @modules java.base/jdk.internal.misc 31 * java.management 32 * 33 * @build compiler.arguments.TestUseCountLeadingZerosInstructionOnUnsupportedCPU 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI 38 * compiler.arguments.TestUseCountLeadingZerosInstructionOnUnsupportedCPU 39 */ 40 41 package compiler.arguments; 42 43 public class TestUseCountLeadingZerosInstructionOnUnsupportedCPU 44 extends BMIUnsupportedCPUTest { 45 46 public TestUseCountLeadingZerosInstructionOnUnsupportedCPU() { 47 super("UseCountLeadingZerosInstruction", LZCNT_WARNING, "lzcnt"); 48 } 49 50 public static void main(String args[]) throws Throwable { 51 new TestUseCountLeadingZerosInstructionOnUnsupportedCPU().test(); 52 } 53 } 54