Mercurial > hg > truffle
annotate src/share/vm/ci/ciExceptionHandler.cpp @ 16284:96a088675c48
Add ValuePosition.isCompositePosition().
author | Josef Eisl <josef.eisl@jku.at> |
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date | Wed, 25 Jun 2014 20:39:27 +0200 |
parents | f95d63e2154a |
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0 | 1 /* |
1972 | 2 * Copyright (c) 1999, 2010, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "ci/ciExceptionHandler.hpp" | |
27 #include "ci/ciUtilities.hpp" | |
0 | 28 |
29 // ciExceptionHandler | |
30 // | |
31 // This class represents an exception handler for a method. | |
32 | |
33 // ------------------------------------------------------------------ | |
34 // ciExceptionHandler::catch_klass | |
35 // | |
36 // Get the exception klass that this handler catches. | |
37 ciInstanceKlass* ciExceptionHandler::catch_klass() { | |
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38 VM_ENTRY_MARK; |
0 | 39 assert(!is_catch_all(), "bad index"); |
40 if (_catch_klass == NULL) { | |
41 bool will_link; | |
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42 assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool"); |
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43 constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants()); |
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44 ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool, |
0 | 45 _catch_klass_index, |
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46 will_link, |
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47 _loading_klass); |
0 | 48 if (!will_link && k->is_loaded()) { |
49 GUARDED_VM_ENTRY( | |
50 k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name()); | |
51 ) | |
52 } | |
53 _catch_klass = k->as_instance_klass(); | |
54 } | |
55 return _catch_klass; | |
56 } | |
57 | |
58 // ------------------------------------------------------------------ | |
59 // ciExceptionHandler::print() | |
60 void ciExceptionHandler::print() { | |
61 tty->print("<ciExceptionHandler start=%d limit=%d" | |
62 " handler_bci=%d ex_klass_index=%d", | |
63 start(), limit(), handler_bci(), catch_klass_index()); | |
64 if (_catch_klass != NULL) { | |
65 tty->print(" ex_klass="); | |
66 _catch_klass->print(); | |
67 } | |
68 tty->print(">"); | |
69 } |