1 /*

     2  * Copyright (c) 2018, Red Hat, Inc. and/or its affiliates.

     3  *

     4  * This code is free software; you can redistribute it and/or modify it

     5  * under the terms of the GNU General Public License version 2 only, as

     6  * published by the Free Software Foundation.

     7  *

     8  * This code is distributed in the hope that it will be useful, but WITHOUT

     9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    11  * version 2 for more details (a copy is included in the LICENSE file that

    12  * accompanied this code).

    13  *

    14  * You should have received a copy of the GNU General Public License version

    15  * 2 along with this work; if not, write to the Free Software Foundation,

    16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    17  *

    18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    19  * or visit www.oracle.com if you need additional information or have any

    20  * questions.

    21  *

    22  */

    23 

    24 

    25 /*

    26  * @test CriticalNativeStressEpsilon

    27  * @key gc

    28  * @bug 8199868

    29  * @requires (os.arch =="x86_64" | os.arch == "amd64") & vm.gc.Epsilon & !vm.graal.enabled

    30  * @summary test argument unpacking nmethod wrapper of critical native method

    31  * @run main/othervm/native -XX:+UnlockExperimentalVMOptions -XX:+UseEpsilonGC -Xcomp -Xmx256M -XX:+CriticalJNINatives CriticalNativeArgs

    32  */

    33 

    34 /*

    35  * @test CriticalNativeStressShenandoah

    36  * @key gc

    37  * @bug 8199868

    38  * @requires (os.arch =="x86_64" | os.arch == "amd64") & vm.gc.Shenandoah & !vm.graal.enabled

    39  * @summary test argument unpacking nmethod wrapper of critical native method

    40  * @run main/othervm/native -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=passive    -XX:+ShenandoahDegeneratedGC -Xcomp -Xmx512M -XX:+CriticalJNINatives CriticalNativeArgs

    41  * @run main/othervm/native -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=passive    -XX:-ShenandoahDegeneratedGC -Xcomp -Xmx512M -XX:+CriticalJNINatives CriticalNativeArgs

    42  *

    43  * @run main/othervm/native -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive -Xcomp -Xmx512M -XX:+CriticalJNINatives CriticalNativeArgs

    44  *

    45  * @run main/othervm/native -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC                                                                        -Xcomp -Xmx256M -XX:+CriticalJNINatives CriticalNativeArgs

    46  * @run main/othervm/native -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:+UnlockExperimentalVMOptions -XX:ShenandoahGCHeuristics=traversal  -Xcomp -Xmx512M -XX:+CriticalJNINatives CriticalNativeArgs

    47  */

    48 public class CriticalNativeArgs {

    49     static {

    50         System.loadLibrary("CriticalNative");

    51     }

    52 

    53     static native boolean isNull(int[] a);

    54 

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

    56         int[] arr = new int[2];

    57 

    58         if (isNull(arr)) {

    59             throw new RuntimeException("Should not be null");

    60         }

    61 

    62         if (!isNull(null)) {

    63             throw new RuntimeException("Should be null");

    64         }

    65     }

    66 }