hotspot/src/share/vm/runtime/vtune.hpp
author jrose
Wed, 09 Jun 2010 18:50:45 -0700
changeset 5882 6b2aecc4f7d8
parent 5547 f4b087cbb361
permissions -rw-r--r--
6939203: JSR 292 needs method handle constants Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode. Reviewed-by: twisti, never

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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// Interface to Intel's VTune profiler.

class VTune : AllStatic {
 public:
   static void create_nmethod(nmethod* nm);      // register newly created nmethod
   static void delete_nmethod(nmethod* nm);      // unregister nmethod before discarding it

   static void register_stub(const char* name, address start, address end);
                                                 // register internal VM stub
   static void start_GC();                       // start/end of GC or scavenge
   static void end_GC();

   static void start_class_load();               // start/end of class loading
   static void end_class_load();

   static void exit();                           // VM exit
};


// helper objects
class VTuneGCMarker : StackObj {
 public:
   VTuneGCMarker() { VTune::start_GC(); }
  ~VTuneGCMarker() { VTune::end_GC(); }
};

class VTuneClassLoadMarker : StackObj {
 public:
   VTuneClassLoadMarker() { VTune::start_class_load(); }
  ~VTuneClassLoadMarker() { VTune::end_class_load(); }
};