1 /*
   2  * Copyright (c) 2015, 2016, 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 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (vm.arch == "x64" | vm.arch == "sparcv9" | vm.arch == "arm64")
  29  * @library /testlibrary /
  30  * @modules java.base/jdk.internal.misc
  31  * @modules jdk.vm.ci/jdk.vm.ci.runtime
  32  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  33  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=true
  34  *      -XX:+EnableJVMCI
  35  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  36  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  37  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=false
  38  *      -XX:-EnableJVMCI
  39  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  40  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  41  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=true
  42  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded=true
  43  *      -XX:+EnableJVMCI
  44  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  45  * @run main/othervm -XX:+UnlockExperimentalVMOptions
  46  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.positive=false
  47  *      -Dcompiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded=true
  48  *      -XX:-EnableJVMCI
  49  *      compiler.jvmci.JVM_GetJVMCIRuntimeTest
  50 
  51  */
  52 
  53 package compiler.jvmci;
  54 
  55 import jdk.vm.ci.runtime.JVMCI;
  56 import jdk.test.lib.Asserts;
  57 
  58 public class JVM_GetJVMCIRuntimeTest implements Runnable {
  59     private static final boolean IS_POSITIVE = Boolean.getBoolean(
  60             "compiler.jvmci.JVM_GetJVMCIRuntimeTest.positive");
  61     private static final boolean IN_THREAD = Boolean.getBoolean(
  62             "compiler.jvmci.JVM_GetJVMCIRuntimeTest.threaded");
  63 
  64     public static void main(String[] args) throws Throwable {
  65         JVM_GetJVMCIRuntimeTest instance = new JVM_GetJVMCIRuntimeTest();
  66         if (IN_THREAD) {
  67             Thread t = new Thread(instance);
  68             t.start();
  69             t.join();
  70         } else {
  71             instance.run();
  72         }
  73     }
  74 
  75     public void run() {
  76         Object result;
  77         try {
  78             result = JVMCI.getRuntime();
  79         } catch (InternalError e) {
  80             if (IS_POSITIVE) {
  81                 throw new AssertionError("unexpected exception", e);
  82             }
  83             return;
  84         }
  85         if (!IS_POSITIVE) {
  86             throw new AssertionError("didn't get expected exception");
  87         }
  88         Asserts.assertNotNull(result,
  89                 "initializeRuntime returned null");
  90         Asserts.assertEQ(result, JVMCI.getRuntime(),
  91                 "initializeRuntime returns different results");
  92 
  93     }
  94 }