jdk8-mips64-public/hotspot: test/compiler/8011901/Test8011901.java@f90c822e73f8

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http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17

     1 /*

     2  * Copyright (c) 2013, 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  */

    24 /*

    25  * @test

    26  * @bug 8011901

    27  * @summary instruct xaddL_no_res shouldn't allow 64 bit constants.

    28  * @run main/othervm -XX:-BackgroundCompilation Test8011901

    29  *

    30  */

    32 import java.lang.reflect.*;

    33 import sun.misc.*;

    35 public class Test8011901 {

    37     private long ctl;

    39     private static final sun.misc.Unsafe U;

    40     private static final long CTL;

    42     static {

    43         try {

    44             Field unsafe = sun.misc.Unsafe.class.getDeclaredField("theUnsafe");

    45             unsafe.setAccessible(true);

    46             U = (sun.misc.Unsafe) unsafe.get(null);

    47             CTL = U.objectFieldOffset(Test8011901.class.getDeclaredField("ctl"));

    48         } catch (Exception e) {

    49             throw new Error(e);

    50         }

    51     }

    53     public static void main(String[] args) {

    54         for(int c = 0; c < 20000; c++) {

    55             new Test8011901().makeTest();

    56         }

    57         System.out.println("Test Passed");

    58     }

    60     public static final long EXPECTED = 1L << 42;

    62     public void makeTest() {

    63         U.getAndAddLong(this, CTL, EXPECTED);

    64         if (ctl != EXPECTED) {

    65             throw new RuntimeException("Test failed. Expected: " + EXPECTED + ", but got = " + ctl);

    66         }

    67     }

    68 }

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