src/share/vm/prims/jvmtiEnvThreadState.hpp

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   1 /*
   2  * Copyright (c) 2003, 2006, Oracle and/or its affiliates. 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 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 #ifndef _JAVA_JVMTIENVTHREADSTATE_H_
  25 #define _JAVA_JVMTIENVTHREADSTATE_H_









  26 
  27 class JvmtiEnv;
  28 
  29 ///////////////////////////////////////////////////////////////
  30 //
  31 // class JvmtiFramePop
  32 // Used by              : JvmtiFramePops
  33 // Used by JVMTI methods: none directly.
  34 //
  35 // Wrapper class for FramePop, used in the JvmtiFramePops class.
  36 //
  37 // Two problems: 1) this isn't being used as a ValueObj class, in
  38 // several places there are constructors for it. 2) It seems like
  39 // overkill as a means to get an assert and name the geater than
  40 // operator.  I'm trying to to rewrite everything.
  41 
  42 class JvmtiFramePop VALUE_OBJ_CLASS_SPEC {
  43  private:
  44   // Frame number counting from BOTTOM (oldest) frame;
  45   // bottom frame == #0


 157     return _single_stepping_posted;
 158   }
 159 
 160   inline JavaThread *get_thread() { return _thread; }
 161   inline JvmtiEnv *get_env() { return _env; }
 162 
 163   // lazily initialize _frame_pops
 164   JvmtiFramePops* get_frame_pops();
 165 
 166   bool has_frame_pops();
 167 
 168   // quickly test whether we should deliver a frame pop event on return from sp
 169   bool is_frame_pop(int cur_stack_depth);
 170 
 171   void set_frame_pop(int frame_number);
 172   void clear_frame_pop(int frame_number);
 173   void clear_to_frame_pop(int frame_number);
 174 
 175 };
 176 
 177 #endif   /* _JAVA_JVMTIENVTHREADSTATE_H_ */
   1 /*
   2  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. 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 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 #ifndef SHARE_VM_PRIMS_JVMTIENVTHREADSTATE_HPP
  26 #define SHARE_VM_PRIMS_JVMTIENVTHREADSTATE_HPP
  27 
  28 #include "jvmtifiles/jvmti.h"
  29 #include "memory/allocation.hpp"
  30 #include "memory/allocation.inline.hpp"
  31 #include "oops/instanceKlass.hpp"
  32 #include "prims/jvmtiEventController.hpp"
  33 #include "utilities/globalDefinitions.hpp"
  34 #include "utilities/growableArray.hpp"
  35 
  36 class JvmtiEnv;
  37 
  38 ///////////////////////////////////////////////////////////////
  39 //
  40 // class JvmtiFramePop
  41 // Used by              : JvmtiFramePops
  42 // Used by JVMTI methods: none directly.
  43 //
  44 // Wrapper class for FramePop, used in the JvmtiFramePops class.
  45 //
  46 // Two problems: 1) this isn't being used as a ValueObj class, in
  47 // several places there are constructors for it. 2) It seems like
  48 // overkill as a means to get an assert and name the geater than
  49 // operator.  I'm trying to to rewrite everything.
  50 
  51 class JvmtiFramePop VALUE_OBJ_CLASS_SPEC {
  52  private:
  53   // Frame number counting from BOTTOM (oldest) frame;
  54   // bottom frame == #0


 166     return _single_stepping_posted;
 167   }
 168 
 169   inline JavaThread *get_thread() { return _thread; }
 170   inline JvmtiEnv *get_env() { return _env; }
 171 
 172   // lazily initialize _frame_pops
 173   JvmtiFramePops* get_frame_pops();
 174 
 175   bool has_frame_pops();
 176 
 177   // quickly test whether we should deliver a frame pop event on return from sp
 178   bool is_frame_pop(int cur_stack_depth);
 179 
 180   void set_frame_pop(int frame_number);
 181   void clear_frame_pop(int frame_number);
 182   void clear_to_frame_pop(int frame_number);
 183 
 184 };
 185 
 186 #endif // SHARE_VM_PRIMS_JVMTIENVTHREADSTATE_HPP