AbstractReplacementPolicy.hh (10970:ea8bdb1d9f1e) | AbstractReplacementPolicy.hh (10980:7de6f95a0817) |
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1/* 2 * Copyright (c) 2007 Mark D. Hill and David A. Wood 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 20 unchanged lines hidden (view full) --- 29#ifndef __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ 30#define __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ 31 32#include "base/types.hh" 33#include "mem/ruby/common/TypeDefines.hh" 34#include "params/ReplacementPolicy.hh" 35#include "sim/sim_object.hh" 36 | 1/* 2 * Copyright (c) 2007 Mark D. Hill and David A. Wood 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 20 unchanged lines hidden (view full) --- 29#ifndef __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ 30#define __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ 31 32#include "base/types.hh" 33#include "mem/ruby/common/TypeDefines.hh" 34#include "params/ReplacementPolicy.hh" 35#include "sim/sim_object.hh" 36 |
37class CacheMemory; 38 |
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37class AbstractReplacementPolicy : public SimObject 38{ 39 public: 40 typedef ReplacementPolicyParams Params; 41 AbstractReplacementPolicy(const Params * p); 42 virtual ~AbstractReplacementPolicy(); 43 44 /* touch a block. a.k.a. update timestamp */ 45 virtual void touch(int64 set, int64 way, Tick time) = 0; 46 47 /* returns the way to replace */ 48 virtual int64 getVictim(int64 set) const = 0; 49 50 /* get the time of the last access */ 51 Tick getLastAccess(int64 set, int64 way); 52 53 virtual bool useOccupancy() const { return false; } 54 | 39class AbstractReplacementPolicy : public SimObject 40{ 41 public: 42 typedef ReplacementPolicyParams Params; 43 AbstractReplacementPolicy(const Params * p); 44 virtual ~AbstractReplacementPolicy(); 45 46 /* touch a block. a.k.a. update timestamp */ 47 virtual void touch(int64 set, int64 way, Tick time) = 0; 48 49 /* returns the way to replace */ 50 virtual int64 getVictim(int64 set) const = 0; 51 52 /* get the time of the last access */ 53 Tick getLastAccess(int64 set, int64 way); 54 55 virtual bool useOccupancy() const { return false; } 56 |
57 void setCache(CacheMemory * pCache) {m_cache = pCache;} 58 CacheMemory * m_cache; 59 |
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55 protected: 56 unsigned m_num_sets; /** total number of sets */ 57 unsigned m_assoc; /** set associativity */ 58 Tick **m_last_ref_ptr; /** timestamp of last reference */ 59}; 60 61#endif // __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ | 60 protected: 61 unsigned m_num_sets; /** total number of sets */ 62 unsigned m_assoc; /** set associativity */ 63 Tick **m_last_ref_ptr; /** timestamp of last reference */ 64}; 65 66#endif // __MEM_RUBY_STRUCTURES_ABSTRACTREPLACEMENTPOLICY_HH__ |