1 /*
   2  * Copyright (c) 2013, 2018, 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
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  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 /* See the shell script wrapper for the flags used when invoking the JVM */
  34 public class TestGCHeapConfigurationEventWith32BitOops extends GCHeapConfigurationEventTester {
  35     public static void main(String[] args) throws Exception {
  36         GCHeapConfigurationEventTester t = new TestGCHeapConfigurationEventWith32BitOops();
  37         t.run();
  38     }
  39 
  40     @Override
  41     protected EventVerifier createVerifier(RecordedEvent e) {
  42         return new ThirtyTwoBitsVerifier(e);
  43     }
  44 }
  45 
  46 class ThirtyTwoBitsVerifier extends GCHeapConfigurationEventVerifier {
  47     public ThirtyTwoBitsVerifier(RecordedEvent event) {
  48         super(event);
  49     }
  50 
  51     @Override
  52     public void verify() throws Exception {
  53         WhiteBox wb = WhiteBox.getWhiteBox();
  54         long heapAlignment = wb.getHeapAlignment();
  55         long alignedHeapSize = GCHelper.alignUp(megabytes(100), heapAlignment);
  56         verifyMinHeapSizeIs(megabytes(100));
  57         verifyInitialHeapSizeIs(alignedHeapSize);
  58         verifyMaxHeapSizeIs(alignedHeapSize);
  59         verifyUsesCompressedOopsIs(true);
  60         verifyObjectAlignmentInBytesIs(8);
  61         verifyHeapAddressBitsIs(32);
  62         verifyCompressedOopModeIs("32-bit");
  63     }
  64 }