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.replacements.test;
024
025import org.junit.*;
026
027import com.oracle.graal.compiler.test.*;
028
029/**
030 * Tests the unsigned operations on {@link Integer} and {@link Long}.
031 */
032public class UnsignedIntegerTest extends GraalCompilerTest {
033
034    public static int compareInteger(int a, int b) {
035        return Integer.compareUnsigned(a, b);
036    }
037
038    public static int divideInteger(int a, int b) {
039        return Integer.divideUnsigned(a, b);
040    }
041
042    public static int remainderInteger(int a, int b) {
043        return Integer.remainderUnsigned(a, b);
044    }
045
046    public static long compareLong(long a, long b) {
047        return Long.compareUnsigned(a, b);
048    }
049
050    public static long divideLong(long a, long b) {
051        return Long.divideUnsigned(a, b);
052    }
053
054    public static long remainderLong(long a, long b) {
055        return Long.remainderUnsigned(a, b);
056    }
057
058    private void testInteger(int a, int b) {
059        test("compareInteger", a, b);
060        test("divideInteger", a, b);
061        test("remainderInteger", a, b);
062    }
063
064    private void testLong(long a, long b) {
065        test("compareLong", a, b);
066        test("divideLong", a, b);
067        test("remainderLong", a, b);
068    }
069
070    @Test
071    public void testInteger() {
072        testInteger(5, 7);
073        testInteger(-3, -7);
074        testInteger(-3, 7);
075        testInteger(42, -5);
076    }
077
078    @Test
079    public void testLong() {
080        testLong(5, 7);
081        testLong(-3, -7);
082        testLong(-3, 7);
083        testLong(42, -5);
084    }
085}