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 }