Mercurial > jdk8-mips64-public > hotspot / annotate
test/compiler/7024475/Test7024475.java@3170e4044f2d (annotated)
test/compiler/7024475/Test7024475.java
Thu, 20 Oct 2011 10:32:37 -0700
- author
- katleman
- date
- Thu, 20 Oct 2011 10:32:37 -0700
- changeset 3191
- 3170e4044f2d
- parent 0
- f90c822e73f8
- permissions
- -rw-r--r--
Added tag jdk8-b10 for changeset d815de2e85e5
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | /** |
| aoqi@0 | 26 | * @test |
| aoqi@0 | 27 | * @bug 7024475 |
| aoqi@0 | 28 | * @summary loop doesn't terminate when compiled |
| aoqi@0 | 29 | * |
| aoqi@0 | 30 | * @run main Test7024475 |
| aoqi@0 | 31 | */ |
| aoqi@0 | 32 | |
| aoqi@0 | 33 | public class Test7024475 { |
| aoqi@0 | 34 | |
| aoqi@0 | 35 | static int i; |
| aoqi@0 | 36 | static int x1; |
| aoqi@0 | 37 | static int[] bucket_B; |
| aoqi@0 | 38 | |
| aoqi@0 | 39 | static void test(Test7024475 test, int i, int c0, int j, int c1) { |
| aoqi@0 | 40 | for (;;) { |
| aoqi@0 | 41 | if (c1 > c0) { |
| aoqi@0 | 42 | if (c0 > 253) { |
| aoqi@0 | 43 | throw new InternalError("c0 = " + c0); |
| aoqi@0 | 44 | } |
| aoqi@0 | 45 | int index = c0 * 256 + c1; |
| aoqi@0 | 46 | if (index == -1) return; |
| aoqi@0 | 47 | i = bucket_B[index]; |
| aoqi@0 | 48 | if (1 < j - i && test != null) |
| aoqi@0 | 49 | x1 = 0; |
| aoqi@0 | 50 | j = i; |
| aoqi@0 | 51 | c1--; |
| aoqi@0 | 52 | } else { |
| aoqi@0 | 53 | c0--; |
| aoqi@0 | 54 | if (j <= 0) |
| aoqi@0 | 55 | break; |
| aoqi@0 | 56 | c1 = 255; |
| aoqi@0 | 57 | } |
| aoqi@0 | 58 | } |
| aoqi@0 | 59 | } |
| aoqi@0 | 60 | |
| aoqi@0 | 61 | public static void main(String args[]) { |
| aoqi@0 | 62 | Test7024475 t = new Test7024475(); |
| aoqi@0 | 63 | bucket_B = new int[256*256]; |
| aoqi@0 | 64 | for (int i = 1; i < 256*256; i++) { |
| aoqi@0 | 65 | bucket_B[i] = 1; |
| aoqi@0 | 66 | } |
| aoqi@0 | 67 | for (int n = 0; n < 100000; n++) { |
| aoqi@0 | 68 | test(t, 2, 85, 1, 134); |
| aoqi@0 | 69 | } |
| aoqi@0 | 70 | } |
| aoqi@0 | 71 | } |
