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 }