MulExactICondTest.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2013, 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 */
23
24/*
25 * @test
26 * @bug 8026844
27 * @summary Test multiplyExact as condition
28 *
29 * @run main compiler.intrinsics.mathexact.MulExactICondTest
30 */
31
32package compiler.intrinsics.mathexact;
33
34public class MulExactICondTest {
35    public static int result = 0;
36
37    public static void main(String[] args) {
38        for (int i = 0; i < 50000; ++i) {
39            runTest();
40        }
41    }
42
43    public static void runTest() {
44        int i = 7;
45        while (java.lang.Math.multiplyExact(i, result) < 89361) {
46            if ((java.lang.Math.multiplyExact(i, i) & 1) == 1) {
47                i += 3;
48            } else if ((i & 5) == 4) {
49                i += 7;
50            } else if ((i & 0xf) == 6) {
51                i += 2;
52            } else {
53                i += 1;
54            }
55            result += 2;
56        }
57    }
58}
59