Mercurial > hg > truffle
view src/share/vm/interpreter/cppInterpreter.hpp @ 20282:f3aeae1f9fc5
8048269: Add flag to turn off class unloading after G1 concurrent mark
Summary: Added -XX:+/-ClassUnloadingWithConcurrentMark
Reviewed-by: jmasa, brutisso, mgerdin
author | stefank |
---|---|
date | Wed, 06 Aug 2014 09:55:16 +0200 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
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/* * 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