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