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 * @summary Testing compiler.jvmci.CompilerToVM.resolveTypeInPool method 30 * @library /testlibrary /test/lib / 31 * @library ../common/patches 32 * @modules java.base/jdk.internal.misc 33 * java.base/jdk.internal.org.objectweb.asm 34 * jdk.vm.ci/jdk.vm.ci.hotspot 35 * jdk.vm.ci/jdk.vm.ci.meta 36 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 37 * @build sun.hotspot.WhiteBox 38 * compiler.jvmci.compilerToVM.ResolveTypeInPoolTest 39 * @run main ClassFileInstaller sun.hotspot.WhiteBox 40 * sun.hotspot.WhiteBox$WhiteBoxPermission 41 * @run main/othervm -Xbootclasspath/a:. 42 * -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 43 * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 44 * compiler.jvmci.compilerToVM.ResolveTypeInPoolTest 45 */ 46 47 package compiler.jvmci.compilerToVM; 48 49 import compiler.jvmci.compilerToVM.ConstantPoolTestsHelper.DummyClasses; 50 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes; 51 import static compiler.jvmci.compilerToVM.ConstantPoolTestCase.ConstantTypes.*; 52 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.TestedCPEntry; 53 import compiler.jvmci.compilerToVM.ConstantPoolTestCase.Validator; 54 import java.util.HashMap; 55 import java.util.Map; 56 import jdk.vm.ci.hotspot.CompilerToVMHelper; 57 import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; 58 import jdk.vm.ci.meta.ConstantPool; 59 60 /** 61 * Test for {@code jdk.vm.ci.hotspot.CompilerToVM.resolveTypeInPool} method 62 */ 63 public class ResolveTypeInPoolTest { 64 65 public static void main(String[] args) throws Exception { 66 Map<ConstantTypes, Validator> typeTests = new HashMap<>(); 67 typeTests.put(CONSTANT_CLASS, ResolveTypeInPoolTest::validate); 68 ConstantPoolTestCase testCase = new ConstantPoolTestCase(typeTests); 69 testCase.test(); 70 // The next "Class.forName" and repeating "testCase.test()" 71 // are here for the following reason. 72 // The first test run is without dummy class initialization, 73 // which means no constant pool cache exists. 74 // The second run is with initialized class (with constant pool cache available). 75 // Some CompilerToVM methods require different input 76 // depending on whether CP cache exists or not. 77 for (DummyClasses dummy : DummyClasses.values()) { 78 Class.forName(dummy.klass.getName()); 79 } 80 testCase.test(); 81 } 82 83 public static void validate(ConstantPool constantPoolCTVM, 84 ConstantTypes cpType, 85 DummyClasses dummyClass, 86 int i) { 87 TestedCPEntry entry = cpType.getTestedCPEntry(dummyClass, i); 88 if (entry == null) { 89 return; 90 } 91 HotSpotResolvedObjectType typeToVerify = CompilerToVMHelper.resolveTypeInPool(constantPoolCTVM, i); 92 String classNameToRefer = entry.klass; 93 String outputToVerify = typeToVerify.toString(); 94 if (!outputToVerify.contains(classNameToRefer)) { 95 String msg = String.format("Wrong class accessed by constant" 96 + " pool index %d: %s, but should be %s", 97 i, 98 outputToVerify, 99 classNameToRefer); 100 throw new AssertionError(msg); 101 } 102 } 103 }