Mercurial > hg > truffle
annotate src/share/vm/ci/ciExceptionHandler.cpp @ 1293:51db1e4b379d
6932536: JSR 292 modified JDK MethodHandlesTest fails on x86_64
Summary: A modified MethodHandlesTest revealed two bugs on x86_64.
Reviewed-by: never, jrose
author | twisti |
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date | Mon, 08 Mar 2010 04:46:30 -0800 |
parents | dd57230ba8fe |
children | c18cbe5936b8 |
rev | line source |
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0 | 1 /* |
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6893268: additional dynamic language related optimizations in C2
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2 * Copyright 1999-2009 Sun Microsystems, Inc. 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 * | |
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 #include "incls/_precompiled.incl" | |
26 #include "incls/_ciExceptionHandler.cpp.incl" | |
27 | |
28 // ciExceptionHandler | |
29 // | |
30 // This class represents an exception handler for a method. | |
31 | |
32 // ------------------------------------------------------------------ | |
33 // ciExceptionHandler::catch_klass | |
34 // | |
35 // Get the exception klass that this handler catches. | |
36 ciInstanceKlass* ciExceptionHandler::catch_klass() { | |
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37 VM_ENTRY_MARK; |
0 | 38 assert(!is_catch_all(), "bad index"); |
39 if (_catch_klass == NULL) { | |
40 bool will_link; | |
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41 assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool"); |
dd57230ba8fe
6893268: additional dynamic language related optimizations in C2
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42 constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants()); |
dd57230ba8fe
6893268: additional dynamic language related optimizations in C2
twisti
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43 ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool, |
0 | 44 _catch_klass_index, |
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6893268: additional dynamic language related optimizations in C2
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45 will_link, |
dd57230ba8fe
6893268: additional dynamic language related optimizations in C2
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46 _loading_klass); |
0 | 47 if (!will_link && k->is_loaded()) { |
48 GUARDED_VM_ENTRY( | |
49 k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name()); | |
50 ) | |
51 } | |
52 _catch_klass = k->as_instance_klass(); | |
53 } | |
54 return _catch_klass; | |
55 } | |
56 | |
57 // ------------------------------------------------------------------ | |
58 // ciExceptionHandler::print() | |
59 void ciExceptionHandler::print() { | |
60 tty->print("<ciExceptionHandler start=%d limit=%d" | |
61 " handler_bci=%d ex_klass_index=%d", | |
62 start(), limit(), handler_bci(), catch_klass_index()); | |
63 if (_catch_klass != NULL) { | |
64 tty->print(" ex_klass="); | |
65 _catch_klass->print(); | |
66 } | |
67 tty->print(">"); | |
68 } |