001/*
002 * Copyright (c) 2013, 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.bytecode;
024
025import org.junit.*;
026
027import com.oracle.graal.jtt.*;
028
029/*
030 */
031public class BC_lshr02 extends JTTTest {
032
033    public static long test0(long arg) {
034        long a = arg >> 32;
035        return a >> 32;
036    }
037
038    @Test
039    public void run0a() throws Throwable {
040        runTest("test0", 1L);
041    }
042
043    @Test
044    public void run0b() throws Throwable {
045        runTest("test0", 0L);
046    }
047
048    @Test
049    public void run0c() throws Throwable {
050        runTest("test0", -1L);
051    }
052
053    @Test
054    public void run0d() throws Throwable {
055        runTest("test0", Long.MAX_VALUE);
056    }
057
058    @Test
059    public void run0e() throws Throwable {
060        runTest("test0", Long.MIN_VALUE);
061    }
062
063    /* testcase for a postive stamp */
064    public static int test1(long[] arg) {
065        int a = arg.length >> 16;
066        return a >> 16;
067    }
068
069    @Test
070    public void run1a() throws Throwable {
071        long[] arg = new long[0x100];
072        runTest("test1", arg);
073    }
074
075    /* testcase for a strictly negative stamp */
076    public static int test2(long[] arg) {
077        int a = (-arg.length - 1) >> 16;
078        return a >> 16;
079    }
080
081    @Test
082    public void run2a() throws Throwable {
083        long[] arg = new long[0x100];
084        runTest("test2", arg);
085    }
086}