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