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 (vm.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64") 29 * @library /test/lib / 30 * @library ../common/patches 31 * @modules java.base/jdk.internal.misc 32 * @modules java.base/jdk.internal.org.objectweb.asm 33 * java.base/jdk.internal.org.objectweb.asm.tree 34 * jdk.vm.ci/jdk.vm.ci.hotspot 35 * jdk.vm.ci/jdk.vm.ci.code 36 * jdk.vm.ci/jdk.vm.ci.meta 37 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 38 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 39 * compiler.jvmci.compilerToVM.GetResolvedJavaMethodAtSlotTest 40 */ 41 42 package compiler.jvmci.compilerToVM; 43 44 import jdk.test.lib.Asserts; 45 import jdk.vm.ci.hotspot.CompilerToVMHelper; 46 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 47 48 import java.util.HashMap; 49 import java.util.Map; 50 51 public class GetResolvedJavaMethodAtSlotTest { 52 53 private static class A { 54 { 55 System.out.println("Dummy"); 56 } 57 public void f1() {} 58 public int f2() { return 0; } 59 public String f3() { return ""; } 60 } 61 62 63 private static class S { 64 static { 65 System.out.println("Dummy static"); 66 } 67 public S() {} 68 public void f1() {} 69 public int f2() { return 0; } 70 public String f3() { return ""; } 71 } 72 73 private class B extends A { 74 public void f4() {} 75 } 76 77 private interface I { 78 void f1(); 79 int f2(); 80 String f3(); 81 } 82 83 public static void main(String[] args) { 84 Map<Class<?>, Integer> testCases = getTestCases(); 85 testCases.forEach(GetResolvedJavaMethodAtSlotTest::test); 86 } 87 88 private static Map<Class<?>, Integer> getTestCases() { 89 Map<Class<?>, Integer> testCases = new HashMap<>(); 90 testCases.put(A.class, 5); // ctor, init, f1, f2, f3 91 testCases.put(S.class, 5); // ctor, cinit, f1, f2, f3 92 testCases.put(I.class, 3); // f1, f2, f3 93 testCases.put(B.class, 2); // ctor, f4 94 return testCases; 95 } 96 97 private static void test(Class<?> aClass, int methodNumber) { 98 testSlotBigger(aClass); 99 testCorrectMethods(aClass, methodNumber); 100 } 101 102 private static void testSlotBigger(Class<?> holder) { 103 HotSpotResolvedJavaMethod method 104 = CompilerToVMHelper.getResolvedJavaMethodAtSlot(holder, 50); 105 Asserts.assertNull(method, "Got method for non existing slot 50 in " 106 + holder); 107 } 108 109 private static void testCorrectMethods(Class<?> holder, int methodsNumber) { 110 for (int i = 0; i < methodsNumber; i++) { 111 String caseName = String.format("slot %d in %s", 112 i, holder.getCanonicalName()); 113 HotSpotResolvedJavaMethod method = CompilerToVMHelper 114 .getResolvedJavaMethodAtSlot(holder, i); 115 Asserts.assertNotNull(method, caseName + " did not got method"); 116 Asserts.assertEQ(holder, 117 CompilerToVMHelper.getMirror(method.getDeclaringClass()), 118 caseName + " : unexpected declaring class"); 119 } 120 } 121 }