Mercurial > hg > truffle
annotate test/compiler/6795161/Test.java @ 17877:17b2fbdb6637
8038297: Avoid placing CTI immediately following cbcond instruction on T4
Summary: Insert a nop between cbcond and CTI
Reviewed-by: kvn, twisti
author | iveresov |
---|---|
date | Thu, 10 Apr 2014 23:15:13 -0700 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
rev | line source |
---|---|
565
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
1 /* |
17467
55fb97c4c58d
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
mikael
parents:
8684
diff
changeset
|
2 * Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved. |
565
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
4 * |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
8 * |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
13 * accompanied this code). |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
14 * |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
18 * |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
565
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
565
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
565
diff
changeset
|
21 * questions. |
565
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
22 * |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
23 */ |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
24 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
25 /* |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
26 * @test |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
27 * @bug 6795161 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
28 * @summary Escape analysis leads to data corruption |
8684
7369298bec7e
7115383: TEST_BUG: some jtreg tests fail because they explicitly specify -server option
collins
parents:
2473
diff
changeset
|
29 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:CompileOnly=Test -XX:+DoEscapeAnalysis Test |
565
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
30 */ |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
31 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
32 class Test_Class_1 { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
33 static String var_1; |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
34 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
35 static void badFunc(int size) |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
36 { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
37 try { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
38 for (int i = 0; i < 1; (new byte[size-i])[0] = 0, i++) {} |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
39 } catch (Exception e) { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
40 // don't comment it out, it will lead to correct results ;) |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
41 //System.out.println("Got exception: " + e); |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
42 } |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
43 } |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
44 } |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
45 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
46 public class Test { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
47 static String var_1_copy = Test_Class_1.var_1; |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
48 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
49 static byte var_check; |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
50 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
51 public static void main(String[] args) |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
52 { |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
53 var_check = 1; |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
54 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
55 Test_Class_1.badFunc(-1); |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
56 |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
57 System.out.println("EATester.var_check = " + Test.var_check + " (expected 1)\n"); |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
58 } |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
59 } |
7fe62bb75bf4
6799693: Server compiler leads to data corruption when expression throws an Exception
kvn
parents:
diff
changeset
|
60 |