001/*
002 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.jtt.optimize;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029/*
030 * Tests optimization integer conversions.
031 */
032public class VN_Convert01 extends JTTTest {
033
034    public static int test(int arg) {
035        if (arg == 0) {
036            return i2b(arg + 10);
037        }
038        if (arg == 1) {
039            return i2s(arg + 10);
040        }
041        if (arg == 2) {
042            return i2c(arg + 10);
043        }
044        return 0;
045    }
046
047    public static int i2b(int arg) {
048        int x = (byte) arg;
049        int y = (byte) arg;
050        return x + y;
051    }
052
053    public static int i2s(int arg) {
054        int x = (short) arg;
055        int y = (short) arg;
056        return x + y;
057    }
058
059    public static int i2c(int arg) {
060        int x = (char) arg;
061        int y = (char) arg;
062        return x + y;
063    }
064
065    @Test
066    public void run0() throws Throwable {
067        runTest("test", 0);
068    }
069
070    @Test
071    public void run1() throws Throwable {
072        runTest("test", 1);
073    }
074
075    @Test
076    public void run2() throws Throwable {
077        runTest("test", 2);
078    }
079
080}