1 /* 2 * Copyright (c) 2014, 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 CompilerQueueTest 26 * @bug 8054889 27 * @library /test/lib / 28 * @modules java.base/jdk.internal.misc 29 * java.compiler 30 * java.management 31 * jdk.jvmstat/sun.jvmstat.monitor 32 * @summary Test of diagnostic command Compiler.queue 33 * @build sun.hotspot.WhiteBox 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xmixed -XX:+WhiteBoxAPI CompilerQueueTest 37 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xmixed -XX:-TieredCompilation -XX:+WhiteBoxAPI CompilerQueueTest 38 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -Xint -XX:+WhiteBoxAPI CompilerQueueTest 39 */ 40 41 import compiler.testlibrary.CompilerUtils; 42 import jdk.test.lib.process.OutputAnalyzer; 43 import jdk.test.lib.dcmd.CommandExecutor; 44 import jdk.test.lib.dcmd.JMXExecutor; 45 import org.testng.annotations.Test; 46 import org.testng.Assert; 47 import sun.hotspot.WhiteBox; 48 49 import java.lang.reflect.Executable; 50 import java.lang.reflect.Method; 51 import java.util.Iterator; 52 53 public class CompilerQueueTest { 54 55 /** 56 * This test calls Jcmd (diagnostic command tool) Compiler.queue and 57 * then parses the output, making sure that the output look ok. 58 * 59 * 60 * Output example: 61 * 62 * Current compiles: 63 * C1 CompilerThread14 267 3 java.net.URLStreamHandler::parseURL (1166 bytes) 64 * C1 CompilerThread13 760 3 javax.management.StandardMBean::getDescription (11 bytes) 65 * C1 CompilerThread12 757 s 3 com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory::getMapping (27 bytes) 66 * C1 CompilerThread11 756 s! 3 com.sun.jmx.mbeanserver.DefaultMXBeanMappingFactory::mappingForType (110 bytes) 67 * C1 CompilerThread10 761 3 java.lang.StringLatin1::indexOf (121 bytes) 68 * C2 CompilerThread7 769 4 CompilerQueueTest::testcaseMethod4 (1 bytes) 69 * 70 * C1 compile queue: 71 * 762 3 java.lang.invoke.MethodType::basicType (8 bytes) 72 * 763 3 java.util.ArrayList::rangeCheck (22 bytes) 73 * 764 3 java.util.ArrayList::elementData (7 bytes) 74 * 765 3 jdk.internal.org.objectweb.asm.MethodVisitor::<init> (35 bytes) 75 * 766 1 CompilerQueueTest::testcaseMethod1 (1 bytes) 76 * 767 2 CompilerQueueTest::testcaseMethod2 (1 bytes) 77 * 768 3 CompilerQueueTest::testcaseMethod3 (1 bytes) 78 * 770 3 java.util.Properties::getProperty (46 bytes) 79 * 80 * C2 compile queue: 81 * Empty 82 * 83 **/ 84 85 protected static final WhiteBox WB = WhiteBox.getWhiteBox(); 86 87 public void run(CommandExecutor executor) { 88 89 TestCase[] testcases = { 90 new TestCase(1, "testcaseMethod1"), 91 new TestCase(2, "testcaseMethod2"), 92 new TestCase(3, "testcaseMethod3"), 93 new TestCase(4, "testcaseMethod4"), 94 }; 95 96 // Lock compilation makes all compiles stay in queue or compile thread before completion 97 WB.lockCompilation(); 98 99 // Enqueue one test method for each available level 100 int[] complevels = CompilerUtils.getAvailableCompilationLevels(); 101 for (int level : complevels) { 102 TestCase testcase = testcases[level - 1]; 103 104 boolean added = WB.enqueueMethodForCompilation(testcase.method, testcase.level); 105 // Set results to false for those methods we must to find 106 // We will also assert if we find any test method we don't expect 107 Assert.assertEquals(added, WB.isMethodQueuedForCompilation(testcase.method)); 108 testcase.check = false; 109 } 110 111 // Get output from dcmd (diagnostic command) 112 OutputAnalyzer output = executor.execute("Compiler.queue"); 113 Iterator<String> lines = output.asLines().iterator(); 114 115 // Loop over output set result for all found methods 116 while (lines.hasNext()) { 117 String str = lines.next(); 118 // Fast check for common part of method name 119 if (str.contains("testcaseMethod")) { 120 for (TestCase testcase : testcases) { 121 if (str.contains(testcase.methodName)) { 122 Assert.assertFalse(testcase.check, "Must not be found or already found."); 123 testcase.check = true; 124 } 125 } 126 } 127 } 128 129 for (TestCase testcase : testcases) { 130 if (!testcase.check) { 131 // If this method wasn't found it must have been removed by policy, 132 // verify that it is now removed from the queue 133 Assert.assertFalse(WB.isMethodQueuedForCompilation(testcase.method), "Must be found or not in queue"); 134 } 135 // Otherwise all good. 136 } 137 138 // Enable compilations again 139 WB.unlockCompilation(); 140 } 141 142 @Test 143 public void jmx() { 144 run(new JMXExecutor()); 145 } 146 147 public void testcaseMethod1() { 148 } 149 150 public void testcaseMethod2() { 151 } 152 153 public void testcaseMethod3() { 154 } 155 156 public void testcaseMethod4() { 157 } 158 159 public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) { 160 try { 161 return klass.getDeclaredMethod(name, parameterTypes); 162 } catch (NoSuchMethodException | SecurityException e) { 163 throw new RuntimeException("exception on getting method Helper." + name, e); 164 } 165 } 166 167 class TestCase { 168 Method method; 169 int level; 170 String methodName; 171 Boolean check; 172 173 public TestCase(int level, String methodName) { 174 this.method = getMethod(CompilerQueueTest.class, methodName); 175 this.level = level; 176 this.methodName = methodName; 177 this.check = true; 178 } 179 } 180 181 }