duke@435: /*
twisti@1573:  * Copyright 1999-2009 Sun Microsystems, Inc.  All Rights Reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
duke@435:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435:  * have any questions.
duke@435:  *
duke@435:  */
duke@435: 
duke@435: #include "incls/_precompiled.incl"
duke@435: #include "incls/_ciExceptionHandler.cpp.incl"
duke@435: 
duke@435: // ciExceptionHandler
duke@435: //
duke@435: // This class represents an exception handler for a method.
duke@435: 
duke@435: // ------------------------------------------------------------------
duke@435: // ciExceptionHandler::catch_klass
duke@435: //
duke@435: // Get the exception klass that this handler catches.
duke@435: ciInstanceKlass* ciExceptionHandler::catch_klass() {
twisti@1573:   VM_ENTRY_MARK;
duke@435:   assert(!is_catch_all(), "bad index");
duke@435:   if (_catch_klass == NULL) {
duke@435:     bool will_link;
twisti@1573:     assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool");
twisti@1573:     constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants());
twisti@1573:     ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool,
duke@435:                                                  _catch_klass_index,
twisti@1573:                                                  will_link,
twisti@1573:                                                  _loading_klass);
duke@435:     if (!will_link && k->is_loaded()) {
duke@435:       GUARDED_VM_ENTRY(
duke@435:         k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name());
duke@435:       )
duke@435:     }
duke@435:     _catch_klass = k->as_instance_klass();
duke@435:   }
duke@435:   return _catch_klass;
duke@435: }
duke@435: 
duke@435: // ------------------------------------------------------------------
duke@435: // ciExceptionHandler::print()
duke@435: void ciExceptionHandler::print() {
duke@435:   tty->print("<ciExceptionHandler start=%d limit=%d"
duke@435:              " handler_bci=%d ex_klass_index=%d",
duke@435:              start(), limit(), handler_bci(), catch_klass_index());
duke@435:   if (_catch_klass != NULL) {
duke@435:     tty->print(" ex_klass=");
duke@435:     _catch_klass->print();
duke@435:   }
duke@435:   tty->print(">");
duke@435: }