1 /* 2 * Copyright (c) 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.core.test; 26 27 import org.graalvm.compiler.nodes.CallTargetNode.InvokeKind; 28 import org.junit.Test; 29 30 public class ConditionalNodeTest extends GraalCompilerTest { 31 32 @SuppressWarnings("unused") private static int sink0; 33 @SuppressWarnings("unused") private static int sink1; 34 35 @Test 36 public void test0() { 37 test("conditionalTest0", 0); 38 test("conditionalTest0", 1); 39 } 40 41 public static int conditionalTest0(int a) { 42 int value; 43 if (a == 1) { 44 value = -1; 45 sink1 = 0; 46 } else { 47 value = 6; 48 sink1 = 1; 49 } 50 sink0 = 1; 51 return Math.max(value, 6); 52 } 53 54 @Test 55 public void test1() { 56 test("conditionalTest1", 0); 57 test("conditionalTest1", 1); 58 } 59 60 public static int conditionalTest1(int a) { 61 int value; 62 if (a == 1) { 63 value = -1; 64 sink1 = 0; 65 } else { 66 value = 6; 67 sink1 = 1; 68 } 69 sink0 = 1; 70 return Math.max(6, value); 71 } 72 73 @Test 74 public void test2() { 75 test("conditionalTest2", 0); 76 test("conditionalTest2", 1); 77 } 78 79 public static int conditionalTest2(int a) { 80 int value; 81 if (a == 1) { 82 value = -1; 83 sink1 = 0; 84 } else { 85 value = 6; 86 sink1 = 1; 87 } 88 sink0 = 1; 89 return Math.min(value, -1); 90 } 91 92 @Test 93 public void test3() { 94 test("conditionalTest3", 0); 95 test("conditionalTest3", 1); 96 } 97 98 public static int conditionalTest3(int a) { 99 int value; 100 if (a == 1) { 101 value = -1; 102 sink1 = 0; 103 } else { 104 value = 6; 105 sink1 = 1; 106 } 107 sink0 = 1; 108 return Math.min(-1, value); 109 } 110 111 @Test 112 public void test4() { 113 test("conditionalTest4", this, 0); 114 test("conditionalTest4", this, 1); 115 } 116 117 int a; 118 InvokeKind b; 119 120 public static int conditionalTest4(ConditionalNodeTest node, int a) { 121 if (a == 1) { 122 node.b = InvokeKind.Virtual; 123 } else { 124 node.b = InvokeKind.Special; 125 } 126 node.a = a; 127 return a; 128 } 129 }