1/*
2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2017, Red Hat Inc. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 */
24package org.graalvm.compiler.core.test;
25
26import org.junit.Test;
27
28/*
29 * Test compilation of ZeroExtend and SignExtend nodes
30 */
31
32public class ZeroSignExtendTest extends GraalCompilerTest {
33
34    int testSnippet1(char[] chars) {
35        int x = 1;
36        x += chars[0];
37        x -= chars[1];
38        x *= chars[2];
39        x /= chars[3];
40        x &= chars[4];
41        x |= chars[5];
42        x ^= chars[6];
43        x <<= chars[7];
44        x >>= (chars[8] - chars[0]);
45        x >>>= (chars[9] - chars[0]);
46        x += chars[1];
47        return x;
48    }
49
50    long testSnippet2(char[] chars) {
51        long y = 2;
52        y += chars[0];
53        y -= chars[1];
54        y *= chars[2];
55        y /= chars[3];
56        y &= chars[4];
57        y |= chars[5];
58        y ^= chars[6];
59        y <<= chars[7];
60        y >>= (chars[8] - chars[0]);
61        y >>>= (chars[9] - chars[0]);
62        y += chars[1];
63        return y;
64    }
65
66    int testSnippet3(short[] shorts) {
67        int x = 1;
68        x += shorts[0];
69        x -= shorts[1];
70        x *= shorts[2];
71        x /= shorts[3];
72        x &= shorts[4];
73        x |= shorts[5];
74        x ^= shorts[6];
75        x <<= shorts[7];
76        x >>= (shorts[8] - shorts[0]);
77        x >>>= (shorts[9] - shorts[0]);
78        x += shorts[1];
79        return x;
80    }
81
82    long testSnippet4(short[] shorts) {
83        long y = 2;
84        y += shorts[0];
85        y -= shorts[1];
86        y *= shorts[2];
87        y /= shorts[3];
88        y &= shorts[4];
89        y |= shorts[5];
90        y ^= shorts[6];
91        y <<= shorts[7];
92        y >>= (shorts[8] - shorts[0]);
93        y >>>= (shorts[9] - shorts[0]);
94        y += shorts[1];
95        return y;
96    }
97
98    int testSnippet5(byte[] bytes) {
99        int x = 1;
100        x += bytes[0];
101        x -= bytes[1];
102        x *= bytes[2];
103        x /= bytes[3];
104        x &= bytes[4];
105        x |= bytes[5];
106        x ^= bytes[6];
107        x <<= bytes[7];
108        x >>= (bytes[8] - bytes[0]);
109        x >>>= (bytes[9] - bytes[0]);
110        x += bytes[1];
111        return x;
112    }
113
114    long testSnippet6(byte[] bytes) {
115        long y = 2;
116        y += bytes[0];
117        y -= bytes[1];
118        y *= bytes[2];
119        y /= bytes[3];
120        y &= bytes[4];
121        y |= bytes[5];
122        y ^= bytes[6];
123        y <<= bytes[7];
124        y >>= (bytes[8] - bytes[0]);
125        y >>>= (bytes[9] - bytes[0]);
126        y += bytes[1];
127        return y;
128    }
129
130    @Test
131
132    public void test() {
133        char[] input1 = new char[]{'0', '1', '2', '3', '4', '5', '7', '8', '9', 'A'};
134        char[] input2 = new char[]{'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K'};
135
136        short[] input3 = new short[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
137        short[] input4 = new short[]{11, 12, 13, 14, 15, 16, 17, 18, 19, 20};
138
139        byte[] input5 = new byte[]{21, 22, 23, 24, 25, 26, 27, 28, 29, 30};
140        byte[] input6 = new byte[]{11, 12, 13, 14, 15, 16, 17, 18, 19, 40};
141
142        test("testSnippet1", input1);
143        test("testSnippet2", input2);
144        test("testSnippet3", input3);
145        test("testSnippet4", input4);
146        test("testSnippet5", input5);
147        test("testSnippet6", input6);
148    }
149}
150