jdk8-mips64-public/hotspot: src/share/vm/ci/ciExceptionHandler.cpp@a61af66fc99e

     1 /*

     2  * Copyright 1999-2003 Sun Microsystems, Inc.  All Rights Reserved.

     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  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  *

    23  */

    25 #include "incls/_precompiled.incl"

    26 #include "incls/_ciExceptionHandler.cpp.incl"

    28 // ciExceptionHandler

    29 //

    30 // This class represents an exception handler for a method.

    32 // ------------------------------------------------------------------

    33 // ciExceptionHandler::catch_klass

    34 //

    35 // Get the exception klass that this handler catches.

    36 ciInstanceKlass* ciExceptionHandler::catch_klass() {

    37   assert(!is_catch_all(), "bad index");

    38   if (_catch_klass == NULL) {

    39     bool will_link;

    40     ciKlass* k = CURRENT_ENV->get_klass_by_index(_loading_klass,

    41                                                  _catch_klass_index,

    42                                                  will_link);

    43     if (!will_link && k->is_loaded()) {

    44       GUARDED_VM_ENTRY(

    45         k = CURRENT_ENV->get_unloaded_klass(_loading_klass, k->name());

    46       )

    47     }

    48     _catch_klass = k->as_instance_klass();

    49   }

    50   return _catch_klass;

    51 }

    53 // ------------------------------------------------------------------

    54 // ciExceptionHandler::print()

    55 void ciExceptionHandler::print() {

    56   tty->print("<ciExceptionHandler start=%d limit=%d"

    57              " handler_bci=%d ex_klass_index=%d",

    58              start(), limit(), handler_bci(), catch_klass_index());

    59   if (_catch_klass != NULL) {

    60     tty->print(" ex_klass=");

    61     _catch_klass->print();

    62   }

    63   tty->print(">");

    64 }

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