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_Convert01 extends JTTTest { 33 34 public static int test(int arg) { 35 if (arg == 0) { 36 return i2b(arg + 10); 37 } 38 if (arg == 1) { 39 return i2s(arg + 10); 40 } 41 if (arg == 2) { 42 return i2c(arg + 10); 43 } 44 return 0; 45 } 46 47 public static int i2b(int arg) { 48 int x = (byte) arg; 49 int y = (byte) arg; 50 return x + y; 51 } 52 53 public static int i2s(int arg) { 54 int x = (short) arg; 55 int y = (short) arg; 56 return x + y; 57 } 58 59 public static int i2c(int arg) { 60 int x = (char) arg; 61 int y = (char) arg; 62 return x + y; 63 } 64 65 @Test 66 public void run0() throws Throwable { 67 runTest("test", 0); 68 } 69 70 @Test 71 public void run1() throws Throwable { 72 runTest("test", 1); 73 } 74 75 @Test 76 public void run2() throws Throwable { 77 runTest("test", 2); 78 } 79 80 }