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 * @test 26 * @requires vm.jvmci 27 * @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot 28 * jdk.internal.vm.ci/jdk.vm.ci.code 29 * jdk.internal.vm.ci/jdk.vm.ci.code.site 30 * jdk.internal.vm.ci/jdk.vm.ci.meta 31 * jdk.internal.vm.ci/jdk.vm.ci.runtime 32 * jdk.internal.vm.ci/jdk.vm.ci.common 33 * @compile CodeInstallerTest.java 34 * @run junit/othervm -da:jdk.vm.ci... -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 35 * -Djvmci.Compiler=null compiler.jvmci.errors.TestInvalidOopMap 36 */ 37 38 package compiler.jvmci.errors; 39 40 import jdk.vm.ci.code.BytecodePosition; 41 import jdk.vm.ci.code.DebugInfo; 42 import jdk.vm.ci.code.Location; 43 import jdk.vm.ci.code.ReferenceMap; 44 import jdk.vm.ci.code.Register; 45 import jdk.vm.ci.code.StackSlot; 46 import jdk.vm.ci.code.site.DataPatch; 47 import jdk.vm.ci.code.site.Infopoint; 48 import jdk.vm.ci.code.site.InfopointReason; 49 import jdk.vm.ci.code.site.Site; 50 import jdk.vm.ci.common.JVMCIError; 51 import jdk.vm.ci.hotspot.HotSpotCompiledCode.Comment; 52 import jdk.vm.ci.hotspot.HotSpotReferenceMap; 53 import jdk.vm.ci.meta.Assumptions.Assumption; 54 import jdk.vm.ci.meta.JavaKind; 55 import jdk.vm.ci.meta.PlatformKind; 56 import org.junit.Test; 57 58 /** 59 * Tests for errors in oop maps. 60 */ 61 public class TestInvalidOopMap extends CodeInstallerTest { 62 63 private static class InvalidReferenceMap extends ReferenceMap { 64 } 65 66 private void test(ReferenceMap refMap) { 67 BytecodePosition pos = new BytecodePosition(null, dummyMethod, 0); 68 DebugInfo info = new DebugInfo(pos); 69 info.setReferenceMap(refMap); 70 installEmptyCode(new Site[]{new Infopoint(0, info, InfopointReason.SAFEPOINT)}, new Assumption[0], new Comment[0], 16, new DataPatch[0], StackSlot.get(null, 0, true)); 71 } 72 73 @Test(expected = NullPointerException.class) 74 public void testMissingReferenceMap() { 75 test(null); 76 } 77 78 @Test(expected = JVMCIError.class) 79 public void testInvalidReferenceMap() { 80 test(new InvalidReferenceMap()); 81 } 82 83 @Test(expected = NullPointerException.class) 84 public void testNullOops() { 85 test(new HotSpotReferenceMap(null, new Location[0], new int[0], 8)); 86 } 87 88 @Test(expected = NullPointerException.class) 89 public void testNullBase() { 90 test(new HotSpotReferenceMap(new Location[0], null, new int[0], 8)); 91 } 92 93 @Test(expected = NullPointerException.class) 94 public void testNullSize() { 95 test(new HotSpotReferenceMap(new Location[0], new Location[0], null, 8)); 96 } 97 98 @Test(expected = JVMCIError.class) 99 public void testInvalidLength() { 100 test(new HotSpotReferenceMap(new Location[1], new Location[2], new int[3], 8)); 101 } 102 103 @Test(expected = JVMCIError.class) 104 public void testInvalidShortOop() { 105 PlatformKind kind = arch.getPlatformKind(JavaKind.Short); 106 Register reg = getRegister(kind, 0); 107 108 Location[] oops = new Location[]{Location.register(reg)}; 109 Location[] base = new Location[]{null}; 110 int[] size = new int[]{kind.getSizeInBytes()}; 111 112 test(new HotSpotReferenceMap(oops, base, size, 8)); 113 } 114 }