1 /* 2 * Copyright (c) 2015, 2018, 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 package org.graalvm.compiler.hotspot.test; 26 27 import java.util.Objects; 28 29 import org.junit.Test; 30 31 import org.graalvm.compiler.core.common.GraalOptions; 32 import org.graalvm.compiler.core.test.GraalCompilerTest; 33 import org.graalvm.compiler.nodes.ConstantNode; 34 import org.graalvm.compiler.nodes.StructuredGraph; 35 import org.graalvm.compiler.options.OptionValues; 36 import org.graalvm.compiler.phases.tiers.Suites; 37 38 import jdk.vm.ci.meta.JavaKind; 39 40 public class LoadJavaMirrorWithKlassTest extends GraalCompilerTest { 41 42 private static class Wrapper { 43 private Class<?> clazz; 44 45 @Override 46 public boolean equals(Object obj) { 47 if (obj instanceof Wrapper) { 48 return Objects.equals(this.clazz, ((Wrapper) obj).clazz); 49 } else { 50 return false; 51 } 52 } 53 54 @Override 55 public int hashCode() { 56 return clazz.hashCode(); 57 } 58 59 @Override 60 public String toString() { 61 return "Wrapper-" + clazz; 62 } 63 } 64 65 @Override 66 @SuppressWarnings("try") 67 protected Suites createSuites(OptionValues options) { 68 return super.createSuites(getOptions()); 69 } 70 71 private static OptionValues getOptions() { 72 return new OptionValues(getInitialOptions(), GraalOptions.ImmutableCode, true); 73 } 74 75 @Override 76 protected void checkLowTierGraph(StructuredGraph graph) { 77 for (ConstantNode constantNode : graph.getNodes().filter(ConstantNode.class)) { 78 assert constantNode.asJavaConstant() == null || constantNode.asJavaConstant().getJavaKind() != JavaKind.Object || 79 constantNode.asJavaConstant().isDefaultForKind() : "Found unexpected object constant " + 80 constantNode + ", this should have been removed by the LoadJavaMirrorWithKlassPhase."; 81 } 82 } 83 84 public static Class<?> classConstant() { 85 return Wrapper.class; 86 } 87 88 @Test 89 public void testClassConstant() { 90 test(getOptions(), "classConstant"); 91 } 92 93 public static Class<?> primitiveClassConstant() { 94 return int.class; 95 } 96 97 @Test 98 public void testPrimitiveClassConstant() { 99 test(getOptions(), "primitiveClassConstant"); 100 } 101 102 public static Wrapper compressedClassConstant(Wrapper w) { 103 w.clazz = Wrapper.class; 104 return w; 105 } 106 107 @Test 108 public void testCompressedClassConstant() { 109 ArgSupplier arg = () -> new Wrapper(); 110 test(getOptions(), "compressedClassConstant", arg); 111 } 112 113 public static Wrapper compressedPrimitiveClassConstant(Wrapper w) { 114 w.clazz = int.class; 115 return w; 116 } 117 118 @Test 119 public void testCompressedPrimitiveClassConstant() { 120 ArgSupplier arg = () -> new Wrapper(); 121 test(getOptions(), "compressedPrimitiveClassConstant", arg); 122 } 123 }