1 /* 2 * Copyright (c) 2015, 2016, 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 (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64") 29 * @library /testlibrary /test/lib / 30 * @library ../common/patches 31 * @modules java.base/jdk.internal.org.objectweb.asm 32 * java.base/jdk.internal.org.objectweb.asm.tree 33 * jdk.vm.ci/jdk.vm.ci.code 34 * jdk.vm.ci.hotspot/jdk.vm.ci.hotspot 35 * @build jdk.vm.ci.hotspot/jdk.vm.ci.hotspot.CompilerToVMHelper 36 * @build compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest 37 * @build sun.hotspot.WhiteBox 38 * @run main ClassFileInstaller sun.hotspot.WhiteBox 39 * sun.hotspot.WhiteBox$WhiteBoxPermission 40 * @run main/othervm -Xbootclasspath/a:. 41 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 42 * -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 43 * -XX:-BackgroundCompilation 44 * compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest 45 */ 46 47 package compiler.jvmci.compilerToVM; 48 49 import compiler.jvmci.common.CTVMUtilities; 50 51 import java.lang.reflect.Executable; 52 import java.util.ArrayList; 53 import java.util.List; 54 55 import compiler.testlibrary.CompilerUtils; 56 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 57 import jdk.vm.ci.hotspot.CompilerToVMHelper; 58 import jdk.test.lib.Asserts; 59 import jdk.test.lib.Utils; 60 import sun.hotspot.code.NMethod; 61 62 public class HasCompiledCodeForOSRTest { 63 public static void main(String[] args) { 64 List<CompileCodeTestCase> testCases = createTestCases(); 65 testCases.forEach(HasCompiledCodeForOSRTest::runSanityTest); 66 } 67 68 public static List<CompileCodeTestCase> createTestCases() { 69 List<CompileCodeTestCase> testCases = new ArrayList<>(); 70 71 try { 72 Class<?> aClass = DummyClass.class; 73 Object receiver = new DummyClass(); 74 testCases.add(new CompileCodeTestCase(receiver, 75 aClass.getMethod("withLoop"), 17)); 76 } catch (NoSuchMethodException e) { 77 throw new Error("TEST BUG : " + e.getMessage(), e); 78 } 79 return testCases; 80 } 81 82 private static void runSanityTest(CompileCodeTestCase testCase) { 83 System.out.println(testCase); 84 Executable aMethod = testCase.executable; 85 HotSpotResolvedJavaMethod method = CTVMUtilities 86 .getResolvedMethod(aMethod); 87 testCase.invoke(Utils.getNullValues(aMethod.getParameterTypes())); 88 testCase.deoptimize(); 89 int[] levels = CompilerUtils.getAvailableCompilationLevels(); 90 // not compiled 91 for (int level : levels) { 92 boolean isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 93 method, testCase.bci, level); 94 Asserts.assertFalse(isCompiled, String.format( 95 "%s : unexpected return value for non-compiled method at " 96 + "level %d", testCase, level)); 97 } 98 NMethod nm = testCase.compile(); 99 if (nm == null) { 100 throw new Error(String.format( 101 "TEST BUG : %s : cannot compile method", testCase)); 102 } 103 104 boolean isCompiled; 105 int level = nm.comp_level; 106 int[] someLevels = new int[] {-4, 0, 1, 2, 3, 4, 5, 45}; 107 // check levels 108 for (int i : someLevels) { 109 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 110 method, testCase.bci, i); 111 Asserts.assertEQ(isCompiled, level == i, String.format( 112 "%s : unexpected return value for compiled method at " 113 + "level %d", testCase, i)); 114 } 115 116 // check bci 117 byte[] bytecode = CompilerToVMHelper.getBytecode(CTVMUtilities 118 .getResolvedMethod(testCase.executable)); 119 int[] incorrectBci = new int[] { 120 testCase.bci + 1, 121 testCase.bci - 1, 122 -200, 123 -10, 124 bytecode.length, 125 bytecode.length + 1, 126 bytecode.length + 4, 127 bytecode.length + 200 128 }; 129 for (int bci : incorrectBci) { 130 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 131 method, bci, level); 132 Asserts.assertFalse(isCompiled, String.format( 133 "%s : unexpected return value for compiled method at " 134 + "level %d with bci = %d ", 135 testCase, level, bci)); 136 } 137 } 138 }