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src/hotspot/share/ci/ciExceptionHandler.cpp

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   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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "ci/ciExceptionHandler.hpp"
  27 #include "ci/ciUtilities.hpp"

  28 
  29 // ciExceptionHandler
  30 //
  31 // This class represents an exception handler for a method.
  32 
  33 // ------------------------------------------------------------------
  34 // ciExceptionHandler::catch_klass
  35 //
  36 // Get the exception klass that this handler catches.
  37 ciInstanceKlass* ciExceptionHandler::catch_klass() {
  38   VM_ENTRY_MARK;
  39   assert(!is_catch_all(), "bad index");
  40   if (_catch_klass == NULL) {
  41     bool will_link;
  42     assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool");
  43     constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants());
  44     ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool,
  45                                                  _catch_klass_index,
  46                                                  will_link,
  47                                                  _loading_klass);




   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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "ci/ciExceptionHandler.hpp"
  27 #include "ci/ciUtilities.inline.hpp"
  28 #include "runtime/handles.inline.hpp"
  29 
  30 // ciExceptionHandler
  31 //
  32 // This class represents an exception handler for a method.
  33 
  34 // ------------------------------------------------------------------
  35 // ciExceptionHandler::catch_klass
  36 //
  37 // Get the exception klass that this handler catches.
  38 ciInstanceKlass* ciExceptionHandler::catch_klass() {
  39   VM_ENTRY_MARK;
  40   assert(!is_catch_all(), "bad index");
  41   if (_catch_klass == NULL) {
  42     bool will_link;
  43     assert(_loading_klass->get_instanceKlass()->is_linked(), "must be linked before accessing constant pool");
  44     constantPoolHandle cpool(_loading_klass->get_instanceKlass()->constants());
  45     ciKlass* k = CURRENT_ENV->get_klass_by_index(cpool,
  46                                                  _catch_klass_index,
  47                                                  will_link,
  48                                                  _loading_klass);


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