1 /* 2 * Copyright (c) 2009, 2012, 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.jtt.optimize; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.jtt.JTTTest; 28 29 /* 30 * Tests constant folding of integer operations. 31 */ 32 public class Reduce_Int03 extends JTTTest { 33 34 public static int test(int arg) { 35 if (arg == 0) { 36 return add(5); 37 } 38 if (arg == 1) { 39 return sub(10); 40 } 41 if (arg == 2) { 42 return mul(5); 43 } 44 if (arg == 3) { 45 return div(5); 46 } 47 if (arg == 4) { 48 return mod(5); 49 } 50 if (arg == 5) { 51 return and(15); 52 } 53 if (arg == 6) { 54 return or(16); 55 } 56 if (arg == 7) { 57 return xor(17); 58 } 59 return 0; 60 } 61 62 public static int add(int x) { 63 return x + x; 64 } 65 66 public static int sub(int x) { 67 return x - x; 68 } 69 70 public static int mul(int x) { 71 return x * x; 72 } 73 74 public static int div(int x) { 75 return x / x; 76 } 77 78 public static int mod(int x) { 79 return x % x; 80 } 81 82 public static int and(int x) { 83 return x & x; 84 } 85 86 public static int or(int x) { 87 return x | x; 88 } 89 90 public static int xor(int x) { 91 return x ^ x; 92 } 93 94 @Test 95 public void run0() throws Throwable { 96 runTest("test", 0); 97 } 98 99 @Test 100 public void run1() throws Throwable { 101 runTest("test", 1); 102 } 103 104 @Test 105 public void run2() throws Throwable { 106 runTest("test", 2); 107 } 108 109 @Test 110 public void run3() throws Throwable { 111 runTest("test", 3); 112 } 113 114 @Test 115 public void run4() throws Throwable { 116 runTest("test", 4); 117 } 118 119 @Test 120 public void run5() throws Throwable { 121 runTest("test", 5); 122 } 123 124 @Test 125 public void run6() throws Throwable { 126 runTest("test", 6); 127 } 128 129 @Test 130 public void run7() throws Throwable { 131 runTest("test", 7); 132 } 133 134 }