Mercurial > hg > truffle
view test/compiler/intrinsics/bmi/verifycode/LZcntTestI.java @ 18768:c16786645355
Split negated short-circuit-or guard into two guards
author | Andreas Woess <andreas.woess@jku.at> |
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date | Tue, 30 Dec 2014 14:52:38 +0100 |
parents | 72558bacada3 |
children |
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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 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"; } }