| /* |
| * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "ci/ciExceptionHandler.hpp" |
| #include "ci/ciUtilities.hpp" |
| |
| // ciExceptionHandler |
| // |
| // This class represents an exception handler for a method. |
| |
| // ------------------------------------------------------------------ |
| // ciExceptionHandler::catch_klass |
| // |
| // Get the exception klass that this handler catches. |
| ciInstanceKlass* ciExceptionHandler::catch_klass() { |
| VM_ENTRY_MARK; |
| assert(!is_catch_all(), "bad index"); |
| if (_catch_klass == NULL) { |
| bool will_link; |
| assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool"); |
| constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants()); |
| ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool, |
| _catch_klass_index, |
| will_link, |
| _loading_klass); |
| if (!will_link && k->is_loaded()) { |
| GUARDED_VM_ENTRY( |
| k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name()); |
| ) |
| } |
| _catch_klass = k->as_instance_klass(); |
| } |
| return _catch_klass; |
| } |
| |
| // ------------------------------------------------------------------ |
| // ciExceptionHandler::print() |
| void ciExceptionHandler::print() { |
| tty->print("<ciExceptionHandler start=%d limit=%d" |
| " handler_bci=%d ex_klass_index=%d", |
| start(), limit(), handler_bci(), catch_klass_index()); |
| if (_catch_klass != NULL) { |
| tty->print(" ex_klass="); |
| _catch_klass->print(); |
| } |
| tty->print(">"); |
| } |