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annotate src/share/vm/ci/ciExceptionHandler.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 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 #ifndef SHARE_VM_CI_CIEXCEPTIONHANDLER_HPP |
| 26 #define SHARE_VM_CI_CIEXCEPTIONHANDLER_HPP | |
| 27 | |
| 28 #include "ci/ciClassList.hpp" | |
| 29 #include "ci/ciInstanceKlass.hpp" | |
| 30 | |
| 0 | 31 // ciExceptionHandler |
| 32 // | |
| 33 // This class represents an exception handler for a method. | |
| 34 class ciExceptionHandler : public ResourceObj { | |
| 35 private: | |
| 36 friend class ciMethod; | |
| 37 | |
| 38 // The loader to be used for resolving the exception | |
| 39 // klass. | |
| 40 ciInstanceKlass* _loading_klass; | |
| 41 | |
| 42 // Handler data. | |
| 43 int _start; | |
| 44 int _limit; | |
| 45 int _handler_bci; | |
| 46 int _catch_klass_index; | |
| 47 | |
| 48 // The exception klass that this handler catches. | |
| 49 ciInstanceKlass* _catch_klass; | |
| 50 | |
| 51 public: | |
| 52 ciExceptionHandler(ciInstanceKlass* loading_klass, | |
| 53 int start, int limit, | |
| 54 int handler_bci, int klass_index) { | |
| 55 _loading_klass = loading_klass; | |
| 56 _start = start; | |
| 57 _limit = limit; | |
| 58 _handler_bci = handler_bci; | |
| 59 _catch_klass_index = klass_index; | |
| 60 _catch_klass = NULL; | |
| 61 } | |
| 62 | |
| 63 int start() { return _start; } | |
| 64 int limit() { return _limit; } | |
| 65 int handler_bci() { return _handler_bci; } | |
| 66 int catch_klass_index() { return _catch_klass_index; } | |
| 67 | |
| 68 // Get the exception klass that this handler catches. | |
| 69 ciInstanceKlass* catch_klass(); | |
| 70 | |
| 71 bool is_catch_all() { return catch_klass_index() == 0; } | |
| 72 bool is_in_range(int bci) { | |
| 73 return start() <= bci && bci < limit(); | |
| 74 } | |
| 75 bool catches(ciInstanceKlass *exc) { | |
| 76 return is_catch_all() || exc->is_subtype_of(catch_klass()); | |
| 77 } | |
| 78 bool is_rethrow() { return handler_bci() == -1; } | |
| 79 | |
| 80 void print(); | |
| 81 }; | |
| 1972 | 82 |
| 83 #endif // SHARE_VM_CI_CIEXCEPTIONHANDLER_HPP |