001/*
002 * Copyright (c) 2015, 2015, 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.micro;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029public class ConstantLoadTest extends JTTTest {
030
031    private static final class MyClass {
032        public long a;
033        public long b;
034
035        MyClass(long a, long b) {
036            this.a = a;
037            this.b = b;
038        }
039    }
040
041    private static final MyClass myClass = new MyClass(Long.MIN_VALUE, Long.MAX_VALUE);
042    private static final long myLong = Long.MAX_VALUE;
043
044    public static long test(int arg) {
045        if (arg == 0) {
046            return myClass.a / arg + myLong;
047        }
048        if (arg == 1) {
049            return myClass.b - arg + myLong;
050        }
051        long r = 1;
052        for (int i = 0; i < arg; i++) {
053            r *= i;
054        }
055        return r;
056    }
057
058    @Test
059    public void run0() throws Throwable {
060        runTest("test", 0);
061    }
062
063    @Test
064    public void run1() throws Throwable {
065        runTest("test", -1);
066    }
067
068    @Test
069    public void run2() throws Throwable {
070        runTest("test", 1);
071    }
072
073    @Test
074    public void run3() throws Throwable {
075        runTest("test", 2);
076    }
077
078}