src/cpu/zero/vm/interpreterFrame_zero.hpp

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   1 /*
   2  * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright 2008, 2010 Red Hat, Inc.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 







  26 #ifdef CC_INTERP
  27 // |  ...               |
  28 // +--------------------+  ------------------
  29 // | stack slot n-1     |       low addresses
  30 // |  ...               |
  31 // | stack slot 0       |
  32 // | monitor 0 (maybe)  |
  33 // |  ...               |
  34 // | interpreter state  |
  35 // |  ...               |
  36 // | frame_type         |
  37 // | next_frame         |      high addresses
  38 // +--------------------+  ------------------
  39 // |  ...               |
  40 
  41 class InterpreterFrame : public ZeroFrame {
  42   friend class AbstractInterpreter;
  43 
  44  private:
  45   InterpreterFrame() : ZeroFrame() {


  54     header_words
  55   };
  56 
  57  public:
  58   static InterpreterFrame *build(const methodOop method, TRAPS);
  59   static InterpreterFrame *build(int size, TRAPS);
  60 
  61  public:
  62   interpreterState interpreter_state() const {
  63     return (interpreterState) addr_of_word(istate_off);
  64   }
  65 
  66  public:
  67   void identify_word(int   frame_index,
  68                      int   offset,
  69                      char* fieldbuf,
  70                      char* valuebuf,
  71                      int   buflen) const;
  72 };
  73 #endif // CC_INTERP


   1 /*
   2  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright 2008, 2010 Red Hat, Inc.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP
  27 #define CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP
  28 
  29 #include "interpreter/bytecodeInterpreter.hpp"
  30 #include "oops/methodOop.hpp"
  31 #include "runtime/thread.hpp"
  32 
  33 #ifdef CC_INTERP
  34 // |  ...               |
  35 // +--------------------+  ------------------
  36 // | stack slot n-1     |       low addresses
  37 // |  ...               |
  38 // | stack slot 0       |
  39 // | monitor 0 (maybe)  |
  40 // |  ...               |
  41 // | interpreter state  |
  42 // |  ...               |
  43 // | frame_type         |
  44 // | next_frame         |      high addresses
  45 // +--------------------+  ------------------
  46 // |  ...               |
  47 
  48 class InterpreterFrame : public ZeroFrame {
  49   friend class AbstractInterpreter;
  50 
  51  private:
  52   InterpreterFrame() : ZeroFrame() {


  61     header_words
  62   };
  63 
  64  public:
  65   static InterpreterFrame *build(const methodOop method, TRAPS);
  66   static InterpreterFrame *build(int size, TRAPS);
  67 
  68  public:
  69   interpreterState interpreter_state() const {
  70     return (interpreterState) addr_of_word(istate_off);
  71   }
  72 
  73  public:
  74   void identify_word(int   frame_index,
  75                      int   offset,
  76                      char* fieldbuf,
  77                      char* valuebuf,
  78                      int   buflen) const;
  79 };
  80 #endif // CC_INTERP
  81 
  82 #endif // CPU_ZERO_VM_INTERPRETERFRAME_ZERO_HPP