/* * 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 8031321 * @summary Verify processing of UseCountLeadingZerosInstruction option * on CPU with LZCNT support. * @library /testlibrary /testlibrary/whitebox * @build TestUseCountLeadingZerosInstructionOnSupportedCPU * BMISupportedCPUTest * @run main ClassFileInstaller sun.hotspot.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions * -XX:+WhiteBoxAPI * TestUseCountLeadingZerosInstructionOnSupportedCPU */ import sun.hotspot.cpuinfo.CPUInfo; import com.oracle.java.testlibrary.*; public class TestUseCountLeadingZerosInstructionOnSupportedCPU extends BMISupportedCPUTest { public TestUseCountLeadingZerosInstructionOnSupportedCPU() { super("UseCountLeadingZerosInstruction", LZCNT_WARNING, "lzcnt"); } public static void main(String args[]) throws Throwable { new TestUseCountLeadingZerosInstructionOnSupportedCPU().test(); } }