1 /*
   2  * Copyright (c) 2013, 2019, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.event.gc.configuration;
  27 
  28 import jdk.jfr.consumer.RecordedEvent;
  29 import jdk.test.lib.jfr.EventVerifier;
  30 import jdk.test.lib.jfr.GCHelper;
  31 import sun.hotspot.WhiteBox;
  32 
  33 /*
  34  * @test TestGCHeapConfigurationEventWith32BitOops
  35  * @key jfr
  36  * @requires vm.hasJFR
  37  * @requires vm.gc == "Parallel" | vm.gc == null
  38  * @requires os.family == "linux" | os.family == "windows"
  39  * @requires sun.arch.data.model == "64"
  40  * @library /test/lib /test/jdk
  41  * @build sun.hotspot.WhiteBox
  42  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  43  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:-UseFastUnorderedTimeStamps -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseCompressedOops -Xmx100m -Xms100m -XX:InitialHeapSize=100m -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI jdk.jfr.event.gc.configuration.TestGCHeapConfigurationEventWith32BitOops
  44  */
  45 
  46 
  47 /* See the shell script wrapper for the flags used when invoking the JVM */
  48 public class TestGCHeapConfigurationEventWith32BitOops extends GCHeapConfigurationEventTester {
  49     public static void main(String[] args) throws Exception {
  50         GCHeapConfigurationEventTester t = new TestGCHeapConfigurationEventWith32BitOops();
  51         t.run();
  52     }
  53 
  54     @Override
  55     protected EventVerifier createVerifier(RecordedEvent e) {
  56         return new ThirtyTwoBitsVerifier(e);
  57     }
  58 }
  59 
  60 class ThirtyTwoBitsVerifier extends GCHeapConfigurationEventVerifier {
  61     public ThirtyTwoBitsVerifier(RecordedEvent event) {
  62         super(event);
  63     }
  64 
  65     @Override
  66     public void verify() throws Exception {
  67         WhiteBox wb = WhiteBox.getWhiteBox();
  68         long heapAlignment = wb.getHeapAlignment();
  69         long alignedHeapSize = GCHelper.alignUp(megabytes(100), heapAlignment);
  70         verifyMinHeapSizeIs(alignedHeapSize);
  71         verifyInitialHeapSizeIs(alignedHeapSize);
  72         verifyMaxHeapSizeIs(alignedHeapSize);
  73         verifyUsesCompressedOopsIs(true);
  74         verifyObjectAlignmentInBytesIs(8);
  75         verifyHeapAddressBitsIs(32);
  76         verifyCompressedOopModeIs("32-bit");
  77     }
  78 }