1 /* 2 * Copyright (c) 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 /** 26 * @test 27 * @bug 8136421 28 * @requires (vm.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64") 29 * @library /testlibrary /test/lib / 30 * @library ../common/patches 31 * @modules java.base/jdk.internal.misc 32 * @modules java.base/jdk.internal.org.objectweb.asm 33 * java.base/jdk.internal.org.objectweb.asm.tree 34 * jdk.vm.ci/jdk.vm.ci.hotspot 35 * jdk.vm.ci/jdk.vm.ci.code 36 * 37 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 38 * @build compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest 39 * @build sun.hotspot.WhiteBox 40 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 41 * sun.hotspot.WhiteBox$WhiteBoxPermission 42 * @run main/othervm -Xbootclasspath/a:. 43 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 44 * -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 45 * -XX:-BackgroundCompilation 46 * compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest 47 */ 48 49 package compiler.jvmci.compilerToVM; 50 51 import compiler.jvmci.common.CTVMUtilities; 52 import compiler.testlibrary.CompilerUtils; 53 import jdk.test.lib.Asserts; 54 import jdk.test.lib.Utils; 55 import jdk.vm.ci.hotspot.CompilerToVMHelper; 56 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 57 import sun.hotspot.code.NMethod; 58 59 import java.lang.reflect.Executable; 60 import java.util.ArrayList; 61 import java.util.List; 62 63 public class HasCompiledCodeForOSRTest { 64 public static void main(String[] args) { 65 List<CompileCodeTestCase> testCases = createTestCases(); 66 testCases.forEach(HasCompiledCodeForOSRTest::runSanityTest); 67 } 68 69 public static List<CompileCodeTestCase> createTestCases() { 70 List<CompileCodeTestCase> testCases = new ArrayList<>(); 71 72 try { 73 Class<?> aClass = DummyClass.class; 74 Object receiver = new DummyClass(); 75 testCases.add(new CompileCodeTestCase(receiver, 76 aClass.getMethod("withLoop"), 17)); 77 } catch (NoSuchMethodException e) { 78 throw new Error("TEST BUG : " + e.getMessage(), e); 79 } 80 return testCases; 81 } 82 83 private static void runSanityTest(CompileCodeTestCase testCase) { 84 System.out.println(testCase); 85 Executable aMethod = testCase.executable; 86 HotSpotResolvedJavaMethod method = CTVMUtilities 87 .getResolvedMethod(aMethod); 88 testCase.invoke(Utils.getNullValues(aMethod.getParameterTypes())); 89 testCase.deoptimize(); 90 int[] levels = CompilerUtils.getAvailableCompilationLevels(); 91 // not compiled 92 for (int level : levels) { 93 boolean isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 94 method, testCase.bci, level); 95 Asserts.assertFalse(isCompiled, String.format( 96 "%s : unexpected return value for non-compiled method at " 97 + "level %d", testCase, level)); 98 } 99 NMethod nm = testCase.compile(); 100 if (nm == null) { 101 throw new Error(String.format( 102 "TEST BUG : %s : cannot compile method", testCase)); 103 } 104 105 boolean isCompiled; 106 int level = nm.comp_level; 107 int[] someLevels = new int[] {-4, 0, 1, 2, 3, 4, 5, 45}; 108 // check levels 109 for (int i : someLevels) { 110 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 111 method, testCase.bci, i); 112 Asserts.assertEQ(isCompiled, level == i, String.format( 113 "%s : unexpected return value for compiled method at " 114 + "level %d", testCase, i)); 115 } 116 117 // check bci 118 byte[] bytecode = CompilerToVMHelper.getBytecode(CTVMUtilities 119 .getResolvedMethod(testCase.executable)); 120 int[] incorrectBci = new int[] { 121 testCase.bci + 1, 122 testCase.bci - 1, 123 -200, 124 -10, 125 bytecode.length, 126 bytecode.length + 1, 127 bytecode.length + 4, 128 bytecode.length + 200 129 }; 130 for (int bci : incorrectBci) { 131 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 132 method, bci, level); 133 Asserts.assertFalse(isCompiled, String.format( 134 "%s : unexpected return value for compiled method at " 135 + "level %d with bci = %d ", 136 testCase, level, bci)); 137 } 138 } 139 }