1/*
2 * Copyright (c) 2009, 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.optimize;
24
25import org.junit.Test;
26
27import org.graalvm.compiler.jtt.JTTTest;
28
29/*
30 * Tests constant folding of integer operations.
31 */
32public class Reduce_Int03 extends JTTTest {
33
34    public static int test(int arg) {
35        if (arg == 0) {
36            return add(5);
37        }
38        if (arg == 1) {
39            return sub(10);
40        }
41        if (arg == 2) {
42            return mul(5);
43        }
44        if (arg == 3) {
45            return div(5);
46        }
47        if (arg == 4) {
48            return mod(5);
49        }
50        if (arg == 5) {
51            return and(15);
52        }
53        if (arg == 6) {
54            return or(16);
55        }
56        if (arg == 7) {
57            return xor(17);
58        }
59        return 0;
60    }
61
62    public static int add(int x) {
63        return x + x;
64    }
65
66    public static int sub(int x) {
67        return x - x;
68    }
69
70    public static int mul(int x) {
71        return x * x;
72    }
73
74    public static int div(int x) {
75        return x / x;
76    }
77
78    public static int mod(int x) {
79        return x % x;
80    }
81
82    public static int and(int x) {
83        return x & x;
84    }
85
86    public static int or(int x) {
87        return x | x;
88    }
89
90    public static int xor(int x) {
91        return x ^ x;
92    }
93
94    @Test
95    public void run0() throws Throwable {
96        runTest("test", 0);
97    }
98
99    @Test
100    public void run1() throws Throwable {
101        runTest("test", 1);
102    }
103
104    @Test
105    public void run2() throws Throwable {
106        runTest("test", 2);
107    }
108
109    @Test
110    public void run3() throws Throwable {
111        runTest("test", 3);
112    }
113
114    @Test
115    public void run4() throws Throwable {
116        runTest("test", 4);
117    }
118
119    @Test
120    public void run5() throws Throwable {
121        runTest("test", 5);
122    }
123
124    @Test
125    public void run6() throws Throwable {
126        runTest("test", 6);
127    }
128
129    @Test
130    public void run7() throws Throwable {
131        runTest("test", 7);
132    }
133
134}
135