1 /* 2 * Copyright (c) 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 * @test 26 * @bug 8138708 27 * @requires vm.jvmci 28 * @library /test/lib / 29 * @library ../common/patches 30 * @modules java.base/jdk.internal.misc 31 * java.base/jdk.internal.reflect 32 * java.base/jdk.internal.org.objectweb.asm 33 * java.base/jdk.internal.org.objectweb.asm.tree 34 * jdk.internal.vm.ci/jdk.vm.ci.hotspot 35 * jdk.internal.vm.ci/jdk.vm.ci.runtime 36 * jdk.internal.vm.ci/jdk.vm.ci.meta 37 * 38 * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox 39 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 40 * sun.hotspot.WhiteBox$WhiteBoxPermission 41 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 42 * -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 43 * compiler.jvmci.compilerToVM.LookupNameAndTypeRefIndexInPoolTest 44 */ 45 46 package compiler.jvmci.compilerToVM; 47 48 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes; 49 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.TestedCPEntry; 50 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.Validator; 51 import compiler.jvmci.compilerToVM.ConstantPoolTestsHelper.DummyClasses; 52 import jdk.test.lib.Asserts; 53 import jdk.vm.ci.hotspot.CompilerToVMHelper; 54 import jdk.vm.ci.meta.ConstantPool; 55 56 import java.util.HashMap; 57 import java.util.Map; 58 59 import static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.CONSTANT_FIELDREF; 60 import static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.CONSTANT_INTERFACEMETHODREF; 61 import static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.CONSTANT_INVOKEDYNAMIC; 62 import static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.CONSTANT_METHODREF; 63 64 /** 65 * Test for {@code jdk.vm.ci.hotspot.CompilerToVM.lookupNameAndTypeRefIndexInPool} method 66 */ 67 public class LookupNameAndTypeRefIndexInPoolTest { 68 69 public static void main(String[] args) throws Exception { 70 Map<ConstantTypes, Validator> typeTests = new HashMap<>(); 71 typeTests.put(CONSTANT_METHODREF, LookupNameAndTypeRefIndexInPoolTest::validate); 72 typeTests.put(CONSTANT_INTERFACEMETHODREF, LookupNameAndTypeRefIndexInPoolTest::validate); 73 typeTests.put(CONSTANT_FIELDREF, LookupNameAndTypeRefIndexInPoolTest::validate); 74 typeTests.put(CONSTANT_INVOKEDYNAMIC, LookupNameAndTypeRefIndexInPoolTest::validate); 75 ConstantPoolTestCase testCase = new ConstantPoolTestCase(typeTests); 76 testCase.test(); 77 // The next "Class.forName" and repeating "testCase.test()" 78 // are here for the following reason. 79 // The first test run is without dummy class initialization, 80 // which means no constant pool cache exists. 81 // The second run is with initialized class (with constant pool cache available). 82 // Some CompilerToVM methods require different input 83 // depending on whether CP cache exists or not. 84 for (DummyClasses dummy : DummyClasses.values()) { 85 Class.forName(dummy.klass.getName()); 86 } 87 testCase.test(); 88 } 89 90 private static void validate(ConstantPool constantPoolCTVM, 91 ConstantTypes cpType, 92 DummyClasses dummyClass, 93 int cpi) { 94 TestedCPEntry entry = cpType.getTestedCPEntry(dummyClass, cpi); 95 if (entry == null) { 96 return; 97 } 98 int index = cpi; 99 String cached = ""; 100 int cpci = dummyClass.getCPCacheIndex(cpi); 101 if (cpci != ConstantPoolTestsHelper.NO_CP_CACHE_PRESENT) { 102 index = cpci; 103 cached = "cached "; 104 } 105 int indexToVerify = CompilerToVMHelper.lookupNameAndTypeRefIndexInPool(constantPoolCTVM, index); 106 int indexToRefer = dummyClass.constantPoolSS.getNameAndTypeRefIndexAt(cpi); 107 String msg = String.format("Wrong nameAndType index returned by lookupNameAndTypeRefIndexInPool" 108 + " method applied to %sconstant pool index %d", 109 cached, 110 index); 111 Asserts.assertEQ(indexToRefer, indexToVerify, msg); 112 } 113 }