| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * 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). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_INTERPRETER_CPPINTERPRETER_HPP |
| #define SHARE_VM_INTERPRETER_CPPINTERPRETER_HPP |
| |
| #include "interpreter/abstractInterpreter.hpp" |
| |
| #ifdef CC_INTERP |
| |
| // This file contains the platform-independent parts |
| // of the c++ interpreter |
| |
| class CppInterpreter: public AbstractInterpreter { |
| friend class VMStructs; |
| friend class Interpreter; // contains() |
| friend class InterpreterGenerator; // result handlers |
| friend class CppInterpreterGenerator; // result handlers |
| public: |
| |
| |
| protected: |
| |
| // tosca result -> stack result |
| static address _tosca_to_stack[number_of_result_handlers]; // converts tosca to C++ interpreter stack result |
| // stack result -> stack result |
| static address _stack_to_stack[number_of_result_handlers]; // pass result between C++ interpreter calls |
| // stack result -> native abi result |
| static address _stack_to_native_abi[number_of_result_handlers]; // converts C++ interpreter results to native abi |
| |
| // this is to allow frame and only frame to use contains(). |
| friend class frame; |
| |
| public: |
| // Initialization/debugging |
| static void initialize(); |
| // this only returns whether a pc is within generated code for the interpreter. |
| |
| // This is a moderately dubious interface for the c++ interpreter. Only |
| // frame code and debug.cpp should be using it. |
| static bool contains(address pc); |
| |
| public: |
| |
| |
| // No displatch table to switch so no need for these to do anything special |
| static void notice_safepoints() {} |
| static void ignore_safepoints() {} |
| |
| static address native_result_to_tosca() { return (address)_native_abi_to_tosca; } // aka result handler |
| static address tosca_result_to_stack() { return (address)_tosca_to_stack; } |
| static address stack_result_to_stack() { return (address)_stack_to_stack; } |
| static address stack_result_to_native() { return (address)_stack_to_native_abi; } |
| |
| static address native_result_to_tosca(int index) { return _native_abi_to_tosca[index]; } // aka result handler |
| static address tosca_result_to_stack(int index) { return _tosca_to_stack[index]; } |
| static address stack_result_to_stack(int index) { return _stack_to_stack[index]; } |
| static address stack_result_to_native(int index) { return _stack_to_native_abi[index]; } |
| |
| static address return_entry (TosState state, int length, Bytecodes::Code code); |
| static address deopt_entry (TosState state, int length); |
| |
| #ifdef TARGET_ARCH_x86 |
| # include "cppInterpreter_x86.hpp" |
| #endif |
| #ifdef TARGET_ARCH_sparc |
| # include "cppInterpreter_sparc.hpp" |
| #endif |
| #ifdef TARGET_ARCH_zero |
| # include "cppInterpreter_zero.hpp" |
| #endif |
| #ifdef TARGET_ARCH_arm |
| # include "cppInterpreter_arm.hpp" |
| #endif |
| #ifdef TARGET_ARCH_ppc |
| # include "cppInterpreter_ppc.hpp" |
| #endif |
| |
| |
| }; |
| |
| #endif // CC_INTERP |
| |
| #endif // SHARE_VM_INTERPRETER_CPPINTERPRETER_HPP |