ciExceptionHandler.cpp revision 1472
4632N/A/*
4632N/A * Copyright (c) 1999, 2009, Oracle and/or its affiliates. All rights reserved.
4632N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4632N/A *
4632N/A * This code is free software; you can redistribute it and/or modify it
4632N/A * under the terms of the GNU General Public License version 2 only, as
4632N/A * published by the Free Software Foundation.
4632N/A *
4632N/A * This code is distributed in the hope that it will be useful, but WITHOUT
4632N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4632N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4632N/A * version 2 for more details (a copy is included in the LICENSE file that
4632N/A * accompanied this code).
4632N/A *
4632N/A * You should have received a copy of the GNU General Public License version
4632N/A * 2 along with this work; if not, write to the Free Software Foundation,
4632N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
4632N/A *
4632N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
4632N/A * or visit www.oracle.com if you need additional information or have any
4632N/A * questions.
4632N/A *
4632N/A */
4632N/A
4632N/A#include "incls/_precompiled.incl"
4632N/A#include "incls/_ciExceptionHandler.cpp.incl"
4632N/A
4632N/A// ciExceptionHandler
4632N/A//
4632N/A// This class represents an exception handler for a method.
4632N/A
4632N/A// ------------------------------------------------------------------
4632N/A// ciExceptionHandler::catch_klass
4632N/A//
4632N/A// Get the exception klass that this handler catches.
4632N/AciInstanceKlass* ciExceptionHandler::catch_klass() {
4632N/A VM_ENTRY_MARK;
4632N/A assert(!is_catch_all(), "bad index");
4632N/A if (_catch_klass == NULL) {
4632N/A bool will_link;
4632N/A assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool");
4632N/A constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants());
4632N/A ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool,
4632N/A _catch_klass_index,
4632N/A will_link,
4632N/A _loading_klass);
4632N/A if (!will_link && k->is_loaded()) {
4632N/A GUARDED_VM_ENTRY(
4632N/A k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name());
4632N/A )
4632N/A }
4632N/A _catch_klass = k->as_instance_klass();
4632N/A }
4632N/A return _catch_klass;
4632N/A}
4632N/A
4632N/A// ------------------------------------------------------------------
4632N/A// ciExceptionHandler::print()
4632N/Avoid ciExceptionHandler::print() {
4632N/A tty->print("<ciExceptionHandler start=%d limit=%d"
4632N/A " handler_bci=%d ex_klass_index=%d",
4632N/A start(), limit(), handler_bci(), catch_klass_index());
4632N/A if (_catch_klass != NULL) {
4632N/A tty->print(" ex_klass=");
4632N/A _catch_klass->print();
4632N/A }
4632N/A tty->print(">");
4632N/A}
4632N/A