LookupKlassRefIndexInPoolTest.java revision 10815:88dd08d7be0f
1219820Sjeff/* 2219820Sjeff * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3219820Sjeff * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4219820Sjeff * 5219820Sjeff * This code is free software; you can redistribute it and/or modify it 6219820Sjeff * under the terms of the GNU General Public License version 2 only, as 7219820Sjeff * published by the Free Software Foundation. 8219820Sjeff * 9219820Sjeff * This code is distributed in the hope that it will be useful, but WITHOUT 10219820Sjeff * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11219820Sjeff * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12219820Sjeff * version 2 for more details (a copy is included in the LICENSE file that 13219820Sjeff * accompanied this code). 14219820Sjeff * 15219820Sjeff * You should have received a copy of the GNU General Public License version 16219820Sjeff * 2 along with this work; if not, write to the Free Software Foundation, 17219820Sjeff * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18219820Sjeff * 19219820Sjeff * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20219820Sjeff * or visit www.oracle.com if you need additional information or have any 21219820Sjeff * questions. 22219820Sjeff * 23219820Sjeff */ 24219820Sjeff 25219820Sjeff/* 26219820Sjeff * @test 27219820Sjeff * @bug 8138708 28219820Sjeff * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64") 29219820Sjeff * @library /testlibrary /test/lib / 30219820Sjeff * @library ../common/patches 31219820Sjeff * @modules java.base/jdk.internal.misc 32219820Sjeff * java.base/jdk.internal.reflect 33219820Sjeff * java.base/jdk.internal.org.objectweb.asm 34219820Sjeff * java.base/jdk.internal.org.objectweb.asm.tree 35219820Sjeff * jdk.vm.ci/jdk.vm.ci.hotspot 36219820Sjeff * jdk.vm.ci/jdk.vm.ci.meta 37219820Sjeff * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 38219820Sjeff * @build sun.hotspot.WhiteBox 39219820Sjeff * compiler.jvmci.compilerToVM.LookupKlassRefIndexInPoolTest 40219820Sjeff * @run main ClassFileInstaller sun.hotspot.WhiteBox 41219820Sjeff * sun.hotspot.WhiteBox$WhiteBoxPermission 42219820Sjeff * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 43219820Sjeff * -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 44219820Sjeff * compiler.jvmci.compilerToVM.LookupKlassRefIndexInPoolTest 45219820Sjeff */ 46219820Sjeff 47219820Sjeffpackage compiler.jvmci.compilerToVM; 48219820Sjeff 49219820Sjeffimport compiler.jvmci.compilerToVM.ConstantPoolTestsHelper.DummyClasses; 50219820Sjeffimport compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes; 51219820Sjeffimport static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.*; 52219820Sjeffimport compiler.jvmci.compilerToVM.ConstantPoolTestCase.TestedCPEntry; 53219820Sjeffimport compiler.jvmci.compilerToVM.ConstantPoolTestCase.Validator; 54219820Sjeffimport java.util.HashMap; 55219820Sjeffimport java.util.Map; 56219820Sjeffimport jdk.test.lib.Asserts; 57219820Sjeffimport jdk.vm.ci.hotspot.CompilerToVMHelper; 58219820Sjeffimport jdk.vm.ci.meta.ConstantPool; 59219820Sjeff 60219820Sjeff/** 61219820Sjeff * Test for {@code jdk.vm.ci.hotspot.CompilerToVM.lookupKlassRefIndexInPool} method 62219820Sjeff */ 63219820Sjeffpublic class LookupKlassRefIndexInPoolTest { 64219820Sjeff 65219820Sjeff public static void main(String[] args) throws Exception { 66219820Sjeff Map<ConstantTypes, Validator> typeTests = new HashMap<>(); 67219820Sjeff typeTests.put(CONSTANT_METHODREF, LookupKlassRefIndexInPoolTest::validate); 68219820Sjeff typeTests.put(CONSTANT_INTERFACEMETHODREF, LookupKlassRefIndexInPoolTest::validate); 69219820Sjeff typeTests.put(CONSTANT_FIELDREF, LookupKlassRefIndexInPoolTest::validate); 70219820Sjeff ConstantPoolTestCase testCase = new ConstantPoolTestCase(typeTests); 71219820Sjeff testCase.test(); 72219820Sjeff // The next "Class.forName" and repeating "testCase.test()" 73219820Sjeff // are here for the following reason. 74219820Sjeff // The first test run is without dummy class initialization, 75219820Sjeff // which means no constant pool cache exists. 76219820Sjeff // The second run is with initialized class (with constant pool cache available). 77219820Sjeff // Some CompilerToVM methods require different input 78219820Sjeff // depending on whether CP cache exists or not. 79219820Sjeff for (DummyClasses dummy : DummyClasses.values()) { 80219820Sjeff Class.forName(dummy.klass.getName()); 81219820Sjeff } 82219820Sjeff testCase.test(); 83219820Sjeff } 84219820Sjeff 85219820Sjeff private static void validate(ConstantPool constantPoolCTVM, 86219820Sjeff ConstantTypes cpType, 87219820Sjeff DummyClasses dummyClass, 88219820Sjeff int cpi) { 89219820Sjeff TestedCPEntry entry = cpType.getTestedCPEntry(dummyClass, cpi); 90219820Sjeff if (entry == null) { 91219820Sjeff return; 92219820Sjeff } 93219820Sjeff int index = cpi; 94219820Sjeff String cached = ""; 95219820Sjeff int cpci = dummyClass.getCPCacheIndex(cpi); 96219820Sjeff if (cpci != ConstantPoolTestsHelper.NO_CP_CACHE_PRESENT) { 97219820Sjeff index = cpci; 98219820Sjeff cached = "cached "; 99219820Sjeff } 100219820Sjeff int indexToVerify = CompilerToVMHelper.lookupKlassRefIndexInPool(constantPoolCTVM, index); 101219820Sjeff int indexToRefer = dummyClass.constantPoolSS.getClassRefIndexAt(cpi); 102219820Sjeff String msg = String.format("Wrong class index returned by lookupKlassRefIndexInPool method " 103219820Sjeff + "applied to %sconstant pool index %d", 104219820Sjeff cached, 105219820Sjeff index); 106219820Sjeff Asserts.assertEQ(indexToRefer, indexToVerify, msg); 107219820Sjeff } 108219820Sjeff} 109219820Sjeff