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 optimization integer conversions. 31 */ 32 public class VN_Convert02 extends JTTTest { 33 34 private static boolean cond = true; 35 36 public static int test(int arg) { 37 if (arg == 0) { 38 return i2b(arg + 10); 39 } 40 if (arg == 1) { 41 return i2s(arg + 10); 42 } 43 if (arg == 2) { 44 return i2c(arg + 10); 45 } 46 return 0; 47 } 48 49 public static int i2b(int arg) { 50 int x = (byte) arg; 51 if (cond) { 52 int y = (byte) arg; 53 return x + y; 54 } 55 return 0; 56 } 57 58 public static int i2s(int arg) { 59 int x = (short) arg; 60 if (cond) { 61 int y = (short) arg; 62 return x + y; 63 } 64 return 0; 65 } 66 67 public static int i2c(int arg) { 68 int x = (char) arg; 69 if (cond) { 70 int y = (char) arg; 71 return x + y; 72 } 73 return 0; 74 } 75 76 @Test 77 public void run0() throws Throwable { 78 runTest("test", 0); 79 } 80 81 @Test 82 public void run1() throws Throwable { 83 runTest("test", 1); 84 } 85 86 @Test 87 public void run2() throws Throwable { 88 runTest("test", 2); 89 } 90 91 }