Mercurial > hg > graal-compiler
annotate src/share/vm/oops/arrayOop.cpp @ 4316:b4b16e4e043f
Fix eager resolving for class constants
author | Peter Hofer <peter.hofer@jku.at> |
---|---|
date | Mon, 23 Jan 2012 14:35:29 +0100 |
parents | 6fd81579526f |
children | 3c648b9ad052 |
rev | line source |
---|---|
0 | 1 /* |
2426
1d1603768966
7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass
trims
parents:
2177
diff
changeset
|
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
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:
0
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
4070
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
26 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
27 /////////////// Unit tests /////////////// |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
28 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
29 #ifndef PRODUCT |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
30 |
1972 | 31 #include "oops/arrayOop.hpp" |
4070
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
32 #include "utilities/globalDefinitions.hpp" |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
33 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
34 bool arrayOopDesc::check_max_length_overflow(BasicType type) { |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
35 julong length = max_array_length(type); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
36 julong bytes_per_element = type2aelembytes(type); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
37 julong bytes = length * bytes_per_element + header_size_in_bytes(); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
38 return (julong)(size_t)bytes == bytes; |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
39 } |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
40 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
41 bool arrayOopDesc::test_max_array_length() { |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
42 tty->print_cr("test_max_array_length"); |
0 | 43 |
4070
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
44 assert(check_max_length_overflow(T_BOOLEAN), "size_t overflow for boolean array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
45 assert(check_max_length_overflow(T_CHAR), "size_t overflow for char array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
46 assert(check_max_length_overflow(T_FLOAT), "size_t overflow for float array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
47 assert(check_max_length_overflow(T_DOUBLE), "size_t overflow for double array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
48 assert(check_max_length_overflow(T_BYTE), "size_t overflow for byte array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
49 assert(check_max_length_overflow(T_SHORT), "size_t overflow for short array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
50 assert(check_max_length_overflow(T_INT), "size_t overflow for int array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
51 assert(check_max_length_overflow(T_LONG), "size_t overflow for long array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
52 assert(check_max_length_overflow(T_OBJECT), "size_t overflow for object array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
53 assert(check_max_length_overflow(T_ARRAY), "size_t overflow for array array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
54 assert(check_max_length_overflow(T_NARROWOOP), "size_t overflow for narrowOop array"); |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
55 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
56 // T_VOID and T_ADDRESS are not supported by max_array_length() |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
57 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
58 return true; |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
59 } |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
60 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
61 |
6fd81579526f
7102044: G1: VM crashes with assert(old_end != new_end) failed: don't call this otherwise
brutisso
parents:
2426
diff
changeset
|
62 #endif //PRODUCT |