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 jfr.event.compiler; 27 28 import java.util.List; 29 30 import jdk.jfr.Recording; 31 import jdk.jfr.consumer.RecordedEvent; 32 import com.oracle.java.testlibrary.Asserts; 33 import com.oracle.java.testlibrary.jfr.EventNames; 34 import com.oracle.java.testlibrary.jfr.Events; 35 import sun.hotspot.WhiteBox; 36 37 /* 38 * @test TestCodeCacheConfig 39 * @library /testlibrary /testlibrary/whitebox 40 * @build sun.hotspot.WhiteBox 41 * @run main ClassFileInstaller sun.hotspot.WhiteBox 42 * sun.hotspot.WhiteBox$WhiteBoxPermission 43 * @run main/othervm -Xbootclasspath/a:. 44 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+EnableJFR 45 * jfr.event.compiler.TestCodeCacheConfig 46 * @run main/othervm -Xbootclasspath/a:. 47 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+EnableJFR 48 * jfr.event.compiler.TestCodeCacheConfig 49 * @summary check "Code Cache Configuration" jfr event 50 */ 51 public class TestCodeCacheConfig { 52 private final static String EVENT_NAME = EventNames.CodeCacheConfiguration; 53 54 private static final long CodeCacheExpectedSize = WhiteBox.getWhiteBox().getUintxVMFlag("ReservedCodeCacheSize"); 55 56 public static void main(String[] args) throws Exception { 57 Recording recording = new Recording(); 58 recording.enable(EVENT_NAME); 59 recording.start(); 60 recording.stop(); 61 62 List<RecordedEvent> events = Events.fromRecording(recording); 63 Events.hasEvents(events); 64 RecordedEvent event = events.get(0); 65 long initialSize = (long) event.getValue("initialSize"); 66 long reservedSize = (long) event.getValue("reservedSize"); 67 long expansionSize = (long) event.getValue("expansionSize"); 68 long minBlockLength = (long) event.getValue("minBlockLength"); 69 long startAddress = (long) event.getValue("startAddress"); 70 long reservedTopAddress = (long) event.getValue("reservedTopAddress"); 71 72 Asserts.assertGT(initialSize, 1024L, 73 "initialSize less than 1024 byte, got " + initialSize); 74 75 Asserts.assertEQ(reservedSize, CodeCacheExpectedSize, 76 String.format("Unexpected reservedSize value. Expected %d but " + "got %d", CodeCacheExpectedSize, reservedSize)); 77 78 Asserts.assertGTE(expansionSize, 1024L, 79 "expansionSize less than 1024 " + "bytes, got " + expansionSize); 80 81 Asserts.assertGTE(minBlockLength, 1L, 82 "minBlockLength less than 1 byte, got " + minBlockLength); 83 84 Asserts.assertNE(startAddress, 0L, 85 "startAddress null"); 86 87 Asserts.assertNE(reservedTopAddress, 0L, 88 "codeCacheReservedTopAddr null"); 89 } 90 }