1 /*

     2  * Copyright (c) 2015, 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

    26  * @bug 8136421

    27  * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"

    28  * @library / /testlibrary

    29  * @build compiler.jvmci.common.JVMCIHelpers

    30  *     compiler.jvmci.events.JvmciCompleteInitializationTest

    31  * @run main jdk.test.lib.FileInstaller ../common/services/ ./META-INF/services/

    32  * @run main jdk.test.lib.FileInstaller ./JvmciCompleteInitializationTest.config

    33  *     ./META-INF/services/jdk.vm.ci.hotspot.HotSpotVMEventListener

    34  * @run main ClassFileInstaller

    35  *     compiler.jvmci.common.JVMCIHelpers$EmptyHotspotCompiler

    36  *     compiler.jvmci.common.JVMCIHelpers$EmptyCompilerFactory

    37  *     compiler.jvmci.events.JvmciCompleteInitializationTest

    38  *     jdk.test.lib.Asserts

    39  * @run main/othervm -XX:+UnlockExperimentalVMOptions

    40  *     -Xbootclasspath/a:.

    41  *     -XX:+EnableJVMCI

    42  *     -Dcompiler.jvmci.events.JvmciCompleteInitializationTest.positive=true

    43  *     compiler.jvmci.events.JvmciCompleteInitializationTest

    44  * @run main/othervm -XX:+UnlockExperimentalVMOptions

    45  *     -Xbootclasspath/a:.

    46  *     -XX:-EnableJVMCI

    47  *     -Dcompiler.jvmci.events.JvmciCompleteInitializationTest.positive=false

    48  *     compiler.jvmci.events.JvmciCompleteInitializationTest

    49  */

    50 

    51 package compiler.jvmci.events;

    52 

    53 import jdk.test.lib.Asserts;

    54 import jdk.vm.ci.hotspot.HotSpotVMEventListener;

    55 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;

    56 

    57 public class JvmciCompleteInitializationTest implements HotSpotVMEventListener {

    58     private static final boolean IS_POSITIVE = Boolean.getBoolean(

    59             "compiler.jvmci.events.JvmciCompleteInitializationTest.positive");

    60     private static volatile int completeInitializationCount = 0;

    61     private static volatile String errorMessage = "";

    62 

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

    64         if (completeInitializationCount != 0) {

    65             throw new Error("Unexpected completeInitialization events"

    66                     + " count at start");

    67         }

    68         initializeRuntime();

    69         int expectedEventCount = IS_POSITIVE ? 1 : 0;

    70         Asserts.assertEQ(completeInitializationCount, expectedEventCount,

    71                 "Unexpected completeInitialization events count"

    72                         + " after JVMCI init");

    73         initializeRuntime();

    74         Asserts.assertEQ(completeInitializationCount, expectedEventCount,

    75                 "Unexpected completeInitialization events count"

    76                         + " after 2nd JVMCI init");

    77         Asserts.assertTrue(errorMessage.isEmpty(), errorMessage);

    78     }

    79 

    80     private static void initializeRuntime() {

    81         Error t = null;

    82         try {

    83             /* in case JVMCI disabled, an InternalError on initialization

    84                and NoClassDefFound on 2nd try */

    85             HotSpotJVMCIRuntime.runtime();

    86         } catch (Error e) {

    87             t = e;

    88         }

    89         if (IS_POSITIVE) {

    90             Asserts.assertNull(t, "Caught unexpected exception");

    91         } else {

    92             Asserts.assertNotNull(t, "Got no expected error");

    93         }

    94     }

    95 

    96     @Override

    97     public void completeInitialization(HotSpotJVMCIRuntime

    98             hotSpotJVMCIRuntime) {

    99         completeInitializationCount++;

   100         if (hotSpotJVMCIRuntime == null) {

   101             errorMessage += " HotSpotJVMCIRuntime is null.";

   102         }

   103     }

   104 }