Mercurial > hg > truffle
annotate test/compiler/6863155/Test6863155.java @ 3237:399aa66d375e
Fixed a bug in which the valueEquals method was misused. The method does only check the equality of the node data and not full GVN equality by taking inputs and successors into account.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
---|---|
date | Wed, 27 Jul 2011 14:16:38 -0700 |
parents | c18cbe5936b8 |
children |
rev | line source |
---|---|
897
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
1 /* |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
897
diff
changeset
|
2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
897
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
4 * |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
8 * |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
13 * accompanied this code). |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
14 * |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
18 * |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
897
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
897
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:
897
diff
changeset
|
21 * questions. |
897
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
22 */ |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
23 |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
24 /** |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
25 * @test |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
26 * @bug 6863155 |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
27 * @summary Server compiler generates incorrect code (x86, long, bitshift, bitmask) |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
28 * |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
29 * @run main/othervm -Xcomp -XX:CompileOnly=Test6863155.test Test6863155 |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
30 */ |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
31 |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
32 public class Test6863155 { |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
33 private static long test(byte b) { |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
34 return b << 24 & 0xff000000L; |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
35 } |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
36 |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
37 public static void main(String... args) { |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
38 long result = test((byte) 0xc2); |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
39 long expected = 0x00000000c2000000L; |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
40 if (result != expected) |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
41 throw new InternalError(Long.toHexString(result) + " != " + Long.toHexString(expected)); |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
42 } |
52898b0c43e9
6863155: Server compiler generates incorrect code (x86, long, bitshift, bitmask)
twisti
parents:
diff
changeset
|
43 } |