1 /* 2 * Copyright (c) 2011, 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 package org.graalvm.compiler.hotspot.test; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.core.test.GraalCompilerTest; 28 import org.graalvm.compiler.nodes.extended.ForeignCallNode; 29 30 import jdk.vm.ci.code.InstalledCode; 31 import jdk.vm.ci.meta.ResolvedJavaMethod; 32 33 public class ExplicitExceptionTest extends GraalCompilerTest { 34 35 private int expectedForeignCallCount; 36 37 @Override 38 protected InstalledCode getCode(ResolvedJavaMethod method) { 39 InstalledCode installedCode = super.getCode(method); 40 assertDeepEquals(expectedForeignCallCount, lastCompiledGraph.getNodes().filter(ForeignCallNode.class).count()); 41 return installedCode; 42 } 43 44 public static int testAIOOBESnippet(int[] array) { 45 return array[10]; 46 } 47 48 @Test 49 public void testAIOOBE() { 50 int[] array = new int[4]; 51 for (int i = 0; i < 10000; i++) { 52 try { 53 testAIOOBESnippet(array); 54 } catch (ArrayIndexOutOfBoundsException e) { 55 // nothing to do 56 } 57 } 58 expectedForeignCallCount = 2; 59 test("testAIOOBESnippet", array); 60 } 61 62 public static int testNPEArraySnippet(int[] array) { 63 return array[10]; 64 } 65 66 @Test 67 public void testNPEArray() { 68 int[] array = null; 69 for (int i = 0; i < 10000; i++) { 70 try { 71 testNPEArraySnippet(array); 72 } catch (NullPointerException e) { 73 // nothing to do 74 } 75 } 76 expectedForeignCallCount = 2; 77 test("testNPEArraySnippet", array); 78 } 79 80 private static class TestClass { 81 int field; 82 } 83 84 public static int testNPESnippet(TestClass obj) { 85 return obj.field; 86 } 87 88 @SuppressWarnings("unused") 89 @Test 90 public void testNPE() { 91 new TestClass(); 92 TestClass obj = null; 93 for (int i = 0; i < 10000; i++) { 94 try { 95 testNPESnippet(obj); 96 } catch (NullPointerException e) { 97 // nothing to do 98 } 99 } 100 expectedForeignCallCount = 1; 101 test("testNPESnippet", obj); 102 } 103 104 }