diff -r 4e6a72032a99 -r 372cef87666e hotspot/test/compiler/intrinsics/bmi/verifycode/LZcntTestI.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hotspot/test/compiler/intrinsics/bmi/verifycode/LZcntTestI.java Fri Apr 11 00:34:51 2014 +0400 @@ -0,0 +1,59 @@ +/* + * 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 + * @library /testlibrary /testlibrary/whitebox /compiler/whitebox .. + * @build LZcntTestI + * @run main ClassFileInstaller sun.hotspot.WhiteBox + * @run main/othervm -Xbootclasspath/a:. -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI + * -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCountLeadingZerosInstruction LZcntTestI + */ + +import java.lang.reflect.Method; + +public class LZcntTestI extends BmiIntrinsicBase.BmiTestCase { + + protected LZcntTestI(Method method) { + super(method); + instrMask = new byte[]{(byte) 0xFF, (byte) 0xFF, (byte) 0xFF}; + instrPattern = new byte[]{(byte) 0xF3, (byte) 0x0F, (byte) 0xBD}; + } + + public static void main(String[] args) throws Exception { + // j.l.Integer and Long should be loaded to allow a compilation of the methods that use their methods + System.out.println("class java.lang.Integer should be loaded. Proof: " + Integer.class); + BmiIntrinsicBase.verifyTestCase(LZcntTestI::new, TestLzcntI.LzcntIExpr.class.getDeclaredMethods()); + } + + @Override + protected String getVMFlag() { + return "UseCountLeadingZerosInstruction"; + } + + @Override + protected String getCpuFlag() { + return "lzcnt"; + } +}