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comparison test/compiler/6860469/Test.java @ 850:fd50a67f97d1

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6860469: remix_address_expressions sets incorrect control causing crash in split_if_with_block_post Reviewed-by: never, kvn Contributed-by: yamauchi@google.com, rasbold@google.com
author never
date Wed, 15 Jul 2009 13:37:35 -0700
parents
children 84770322b304
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849:83906a156fc0 850:fd50a67f97d1
1 /*
2 * Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 /**
26 * @test
27 * @bug 6860469
28 * @summary remix_address_expressions reshapes address expression with bad control
29 *
30 * @run main/othervm -Xcomp -XX:CompileOnly=Test.C Test
31 */
32
33 public class Test {
34
35 private static final int H = 16;
36 private static final int F = 9;
37
38 static int[] fl = new int[1 << F];
39
40 static int C(int ll, int f) {
41 int max = -1;
42 int min = H + 1;
43
44 if (ll != 0) {
45 if (ll < min) {
46 min = ll;
47 }
48 if (ll > max) {
49 max = ll;
50 }
51 }
52
53 if (f > max) {
54 f = max;
55 }
56 if (min > f) {
57 min = f;
58 }
59
60 for (int mc = 1 >> max - f; mc <= 0; mc++) {
61 int i = mc << (32 - f);
62 fl[i] = max;
63 }
64
65 return min;
66 }
67
68 public static void main(String argv[]) {
69 C(0, 10);
70 }
71 }