AbstractEntry.hh revision 6882
1 2/* 3 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer; 10 * redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution; 13 * neither the name of the copyright holders nor the names of its 14 * contributors may be used to endorse or promote products derived from 15 * this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30#ifndef AbstractEntry_H 31#define AbstractEntry_H 32 33#include "mem/ruby/common/Global.hh" 34#include "mem/ruby/common/Address.hh" 35#include "mem/protocol/AccessPermission.hh" 36 37class DataBlock; 38 39class AbstractEntry { 40public: 41 // Constructors 42 AbstractEntry(); 43 44 // Destructor, prevent it from instantiation 45 virtual ~AbstractEntry() = 0; 46 47 // Public Methods 48 49 // The methods below are those called by ruby runtime, add when it is 50 // absolutely necessary and should all be virtual function. 51 virtual DataBlock& getDataBlk() = 0; 52 53 54 virtual void print(ostream& out) const = 0; 55 56}; 57 58// Output operator declaration 59ostream& operator<<(ostream& out, const AbstractEntry& obj); 60 61// ******************* Definitions ******************* 62 63// Output operator definition 64extern inline 65ostream& operator<<(ostream& out, const AbstractEntry& obj) 66{ 67 obj.print(out); 68 out << flush; 69 return out; 70} 71 72#endif //AbstractEntry_H 73 74