LoopPhi.java revision 12651:6ef01bd40ce2 
1/*
2 * Copyright (c) 2011, 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 */
23package org.graalvm.compiler.jtt.loop;
24
25import org.junit.Test;
26
27import org.graalvm.compiler.jtt.JTTTest;
28
29/*
30 */
31
32public class LoopPhi extends JTTTest {
33
34    public static int test(int arg) {
35        for (int i = 0; i < arg; i++) {
36            testHelper(1, 1, 1, 1, 1, 1);
37        }
38        return testHelper(1, 1, 1, 1, 1, 1);
39    }
40
41    public static int testHelper(int j1, int j2, int j3, int j4, int j5, int j6) {
42        int i1 = j1;
43        int i2 = j2;
44        int i3 = j3;
45        int i4 = j4;
46        int i5 = j5;
47        int i6 = j6;
48
49        if (i1 == 0) {
50            i1 = 2;
51        } else {
52            i2 = 2;
53        }
54        for (int i = 0; i < 10; i++) {
55            if (i == 0) {
56                i3 = 2;
57            } else {
58                i4 = 2;
59            }
60
61            for (int j = 0; j < 10; j++) {
62                if (j == 0) {
63                    i5 = 2;
64                } else {
65                    i6 = 2;
66                }
67            }
68        }
69
70        return i1 + i2 + i3 + i4 + i5 + i6;
71    }
72
73    @Test
74    public void run0() throws Throwable {
75        runTest("test", 50000);
76    }
77
78}
79