1 /*
   2  * Copyright (c) 1997, 2015, 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_INTERPRETER_CPPINTERPRETER_HPP
  26 #define SHARE_VM_INTERPRETER_CPPINTERPRETER_HPP
  27 
  28 #include "interpreter/abstractInterpreter.hpp"
  29 #ifdef CC_INTERP
  30 
  31 class InterpreterCodelet;
  32 
  33 // This file contains the platform-independent parts
  34 // of the c++ interpreter
  35 
  36 class CppInterpreter: public AbstractInterpreter {
  37   friend class VMStructs;
  38  public:
  39   // Initialization/debugging
  40   static void       initialize();
  41   // this only returns whether a pc is within generated code for the interpreter.
  42 
  43   // These are moderately dubious interfaces for the c++ interpreter. Only
  44   // frame code and debug.cpp should be using it.
  45   static bool       contains(address pc);
  46   static InterpreterCodelet* codelet_containing(address pc);
  47 
  48  public:
  49 
  50 
  51   // No displatch table to switch so no need for these to do anything special
  52   static void notice_safepoints() {}
  53   static void ignore_safepoints() {}
  54 
  55   static address    return_entry  (TosState state, int length, Bytecodes::Code code);
  56   static address    deopt_entry   (TosState state, int length);
  57 
  58   static void invoke_method(Method* method, address entry_point, TRAPS);
  59   static void invoke_osr(Method* method,
  60                          address   entry_point,
  61                          address   osr_buf,
  62                          TRAPS);
  63 #ifdef TARGET_ARCH_zero
  64 # include "cppInterpreter_zero.hpp"
  65 #endif
  66 
  67 };
  68 
  69 #endif // CC_INTERP
  70 
  71 #endif // SHARE_VM_INTERPRETER_CPPINTERPRETER_HPP