| /* | |
| * Copyright (c) 2021, 2025, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. | |
| * | |
| * This code is distributed in the hope that it will be useful, but WITHOUT | |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| /* | |
| * @test MyLoaderTest | |
| * @bug 8262046 | |
| * @summary Call handle_parallel_super_load, loading parallel threads that throw CCE | |
| * @modules java.base/jdk.internal.misc | |
| * @library /testlibrary/asm | |
| * @library /test/lib | |
| * @compile -XDignore.symbol.file AsmClasses.java | |
| * @compile test-classes/ClassInLoader.java test-classes/A.java test-classes/B.java ../share/ThreadPrint.java | |
| * @run main/othervm ParallelSuperTest | |
| * @run main/othervm ParallelSuperTest -parallel -parallelCapable | |
| */ | |
| public class ParallelSuperTest { | |
| public static void main(java.lang.String[] args) throws Exception { | |
| boolean parallel = false; | |
| boolean parallelCapable = false; | |
| boolean success = true; | |
| for (int i = 0; i < args.length; i++) { | |
| try { | |
| // Don't print debug info | |
| if (args[i].equals("-parallel")) { | |
| parallel = true; | |
| } else if (args[i].equals("-parallelCapable")) { | |
| parallelCapable = true; | |
| } else { | |
| System.out.println("Unrecognized " + args[i]); | |
| } | |
| } catch (NumberFormatException e) { | |
| System.err.println("Invalid parameter: " + args[i - 1] + " " + args[i]); | |
| } | |
| } | |
| // The -parallel -parallelCapable case will deadlock on locks for A and B if | |
| // the jvm doesn't eagerly try to load A's superclass from the second thread. | |
| // ie. needs to call SystemDictionary::handle_parallel_super_load | |
| if (parallelCapable) { | |
| MyLoader ldr = new MyLoader(parallel); | |
| ldr.startLoading(); | |
| success = ldr.report_success(); | |
| } else { | |
| MyNonParallelLoader ldr = new MyNonParallelLoader(parallel); | |
| ldr.startLoading(); | |
| success = ldr.report_success(); | |
| } | |
| if (success) { | |
| System.out.println("PASSED"); | |
| } else { | |
| throw new RuntimeException("FAILED"); | |
| } | |
| } | |
| } |