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 UintxTest

    26  * @bug 8028756

    27  * @library /testlibrary /testlibrary/whitebox

    28  * @build UintxTest

    29  * @run main ClassFileInstaller sun.hotspot.WhiteBox

    30  * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI UintxTest

    31  * @summary testing of WB::set/getUintxVMFlag()

    32  * @author igor.ignatyev@oracle.com

    33  */

    34 import com.oracle.java.testlibrary.Platform;

    35 

    36 public class UintxTest {

    37     private static final String FLAG_NAME = "TypeProfileLevel";

    38     private static final Long[] TESTS = {0L, 100L, (long) Integer.MAX_VALUE,

    39         (1L << 32L) - 1L, 1L << 32L};

    40     private static final Long[] EXPECTED_64 = TESTS;

    41     private static final Long[] EXPECTED_32 = {0L, 100L,

    42         (long) Integer.MAX_VALUE, (1L << 32L) - 1L, 0L};

    43 

    44     public static void main(String[] args) throws Exception {

    45         VmFlagTest.runTest(FLAG_NAME, TESTS,

    46             Platform.is64bit() ? EXPECTED_64 : EXPECTED_32,

    47             VmFlagTest.WHITE_BOX::setUintxVMFlag,

    48             VmFlagTest.WHITE_BOX::getUintxVMFlag);

    49     }

    50 }

    51