TZcntTestI.java revision 6865:d5d005f1d973 
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 ClassFileInstaller sun.hotspot.WhiteBox
30 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
31 * @run main/othervm -Xbootclasspath/a:. -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
32 *                   -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCountTrailingZerosInstruction TZcntTestI
33 */
34
35import java.lang.reflect.Method;
36
37public class TZcntTestI extends BmiIntrinsicBase.BmiTestCase_x64 {
38
39    protected TZcntTestI(Method method) {
40        super(method);
41        instrMask = new byte[]{(byte) 0xFF, (byte) 0xFF, (byte) 0xFF};
42        instrPattern = new byte[]{(byte) 0xF3, (byte) 0x0F, (byte) 0xBC};
43
44        instrMask_x64 = new byte[]{(byte) 0xFF, (byte) 0x00, (byte) 0xFF, (byte) 0xFF};
45        instrPattern_x64 = new byte[]{(byte) 0xF3, (byte) 0x00, (byte) 0x0F, (byte) 0xBC};
46    }
47
48    public static void main(String[] args) throws Exception {
49        // j.l.Integer and Long should be loaded to allow a compilation of the methods that use their methods
50        System.out.println("class java.lang.Integer should be loaded. Proof: " + Integer.class);
51        BmiIntrinsicBase.verifyTestCase(TZcntTestI::new, TestTzcntI.TzcntIExpr.class.getDeclaredMethods());
52    }
53
54    @Override
55    protected String getVMFlag() {
56        return "UseCountTrailingZerosInstruction";
57    }
58}
59