1 /* 2 * Copyright (c) 2014, 2017, 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 CodelistTest 26 * @bug 8054889 27 * @library /test/lib / 28 * @modules java.base/jdk.internal.misc 29 * java.compiler 30 * java.management 31 * jdk.internal.jvmstat/sun.jvmstat.monitor 32 * @build sun.hotspot.WhiteBox 33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 34 * sun.hotspot.WhiteBox$WhiteBoxPermission 35 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -Xmixed CodelistTest 36 * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-UseCodeCacheFlushing -Xint CodelistTest 37 * @summary Test of diagnostic command Compiler.codelist 38 * 39 * Flag comment: 40 * -XX:-UseCodeCacheFlushing - to prevent methods from being removed from the code cache before we have checked the results 41 * 42 * This test should never run in the same VM as other tests - the code cache may get huge which will 43 * create an enormous amount of output to parse. Same for -Xcomp. 44 */ 45 46 import compiler.testlibrary.CompilerUtils; 47 import compiler.whitebox.CompilerWhiteBoxTest; 48 import jdk.test.lib.process.OutputAnalyzer; 49 import jdk.test.lib.dcmd.CommandExecutor; 50 import jdk.test.lib.dcmd.JMXExecutor; 51 import org.testng.annotations.Test; 52 import org.testng.Assert; 53 import sun.hotspot.WhiteBox; 54 55 import java.lang.reflect.Method; 56 import java.util.Iterator; 57 58 public class CodelistTest { 59 60 /** 61 * This test calls Jcmd (diagnostic command tool) Compiler.codelist and then parses the output, 62 * making sure that the first methods in the list is valid by reflection. 63 * 64 * Output example: 65 * 66 * 6 0 java.lang.System.arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V [0x00007f7b49200910, 0x00007f7b49200aa0 - 0x00007f7b49200d30] 67 * 2 3 java.lang.String.indexOf(II)I [0x00007f7b49200d90, 0x00007f7b49200f60 - 0x00007f7b49201490] 68 * 7 3 java.lang.Math.min(II)I [0x00007f7b4922f010, 0x00007f7b4922f180 - 0x00007f7b4922f338] 69 * 8 3 java.lang.String.equals(Ljava/lang/Object;)Z [0x00007f7b4922fb10, 0x00007f7b4922fd40 - 0x00007f7b49230698] 70 * 9 3 java.lang.AbstractStringBuilder.ensureCapacityInternal(I)V [0x00007f7b49232010, 0x00007f7b492321a0 - 0x00007f7b49232510] 71 * 10 1 java.lang.Object.<init>()V [0x00007f7b49233e90, 0x00007f7b49233fe0 - 0x00007f7b49234118] 72 * 73 */ 74 75 protected static final WhiteBox WB = WhiteBox.getWhiteBox(); 76 77 public void run(CommandExecutor executor) { 78 79 TestCase[] testcases = { 80 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_SIMPLE, "testcaseMethod1"), 81 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_LIMITED_PROFILE, "testcaseMethod2"), 82 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_FULL_PROFILE, "testcaseMethod3"), 83 new TestCase(CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION, "testcaseMethod4"), 84 }; 85 86 String directive = "{ match: \"CodelistTest.testcaseMethod*\", " + 87 "BackgroundCompilation: false }"; 88 Assert.assertTrue( 89 WB.addCompilerDirective(directive) == 1, 90 "Must succeed"); 91 92 try { 93 // Enqueue one test method for each available level 94 int[] complevels = CompilerUtils.getAvailableCompilationLevels(); 95 for (int level : complevels) { 96 // Only test comp level 1 and 4 - level 1, 2 and 3 may interfere with each other 97 if (level == 1 || level == 4) { 98 TestCase testcase = testcases[level - 1]; 99 WB.enqueueMethodForCompilation(testcase.method, testcase.level); 100 // Set results to false for those methods we must to find 101 // We will also assert if we find any test method we don't expect 102 testcase.check = false; 103 } 104 } 105 } finally { 106 WB.removeCompilerDirective(1); 107 } 108 109 // Get output from dcmd (diagnostic command) 110 OutputAnalyzer output = executor.execute("Compiler.codelist"); 111 Iterator<String> lines = output.asLines().iterator(); 112 113 // Loop over output set result for all found methods 114 while (lines.hasNext()) { 115 String line = lines.next(); 116 117 // Fast check for common part of method name 118 if (line.contains("CodelistTest.testcaseMethod")) { 119 String[] parts = line.split(" "); 120 int compileID = Integer.parseInt(parts[0]); 121 int compileLevel = Integer.parseInt(parts[1]); 122 String str = parts[2]; 123 124 for (TestCase testcase : testcases) { 125 if (str.contains(testcase.methodName)) { 126 Assert.assertFalse(testcase.check, "Must not be found or already found."); 127 Assert.assertTrue(testcase.level == compileLevel, "Must have correct level"); 128 testcase.check = true; 129 } 130 } 131 } 132 } 133 134 // Check all testcases that was run 135 for (TestCase testcase : testcases) { 136 Assert.assertTrue(testcase.check, "Missing testcase " + testcase.methodName); 137 } 138 } 139 140 @Test 141 public void jmx() { 142 run(new JMXExecutor()); 143 } 144 145 public void testcaseMethod1() { 146 } 147 148 public void testcaseMethod2() { 149 } 150 151 public void testcaseMethod3() { 152 } 153 154 public void testcaseMethod4() { 155 } 156 157 public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) { 158 try { 159 return klass.getDeclaredMethod(name, parameterTypes); 160 } catch (NoSuchMethodException | SecurityException e) { 161 throw new RuntimeException("exception on getting method Helper." + name, e); 162 } 163 } 164 165 class TestCase { 166 Method method; 167 int level; 168 String methodName; 169 Boolean check; 170 171 public TestCase(int level, String methodName) { 172 this.method = getMethod(CodelistTest.class, methodName); 173 this.level = level; 174 this.methodName = methodName; 175 this.check = true; 176 } 177 } 178 }