release/current/lfu__rp_8hh_source.html

 #ifndef __MEM_CACHE_REPLACEMENT_POLICIES_LFU_RP_HH__

 #define __MEM_CACHE_REPLACEMENT_POLICIES_LFU_RP_HH__


 #include "mem/cache/replacement_policies/base.hh"


 namespace gem5

 {


 struct LFURPParams;


 GEM5_DEPRECATED_NAMESPACE(ReplacementPolicy, replacement_policy);

 namespace replacement_policy

 {


 class LFU : public Base

 {

   protected:

     struct LFUReplData : ReplacementData

     {

         unsigned refCount;


         LFUReplData() : refCount(0) {}

     };


   public:

     typedef LFURPParams Params;

     LFU(const Params &p);

     ~LFU() = default;


     void invalidate(const std::shared_ptr<ReplacementData>& replacement_data)

                                                                     override;


     void touch(const std::shared_ptr<ReplacementData>& replacement_data) const

                                                                      override;


     void reset(const std::shared_ptr<ReplacementData>& replacement_data) const

                                                                      override;


     ReplaceableEntry* getVictim(const ReplacementCandidates& candidates) const

                                                                      override;


     std::shared_ptr<ReplacementData> instantiateEntry() override;

 };


 } // namespace replacement_policy

 } // namespace gem5


 #endif // __MEM_CACHE_REPLACEMENT_POLICIES_LFU_RP_HH__

gem5::ReplaceableEntry
A replaceable entry is a basic entry in a 2d table-like structure that needs to have replacement func...
Definition: replaceable_entry.hh:64

gem5::replacement_policy::Base
A common base class of cache replacement policy objects.
Definition: base.hh:56

gem5::replacement_policy::Base::Params
BaseReplacementPolicyParams Params
Definition: base.hh:58

gem5::replacement_policy::LFU
Definition: lfu_rp.hh:52

gem5::replacement_policy::LFU::LFU
LFU(const Params &p)
Definition: lfu_rp.cc:43

gem5::replacement_policy::LFU::~LFU
~LFU()=default

gem5::replacement_policy::LFU::instantiateEntry
std::shared_ptr< ReplacementData > instantiateEntry() override
Instantiate a replacement data entry.
Definition: lfu_rp.cc:91

gem5::replacement_policy::LFU::invalidate
void invalidate(const std::shared_ptr< ReplacementData > &replacement_data) override
Invalidate replacement data to set it as the next probable victim.
Definition: lfu_rp.cc:49

gem5::replacement_policy::LFU::touch
void touch(const std::shared_ptr< ReplacementData > &replacement_data) const override
Touch an entry to update its replacement data.
Definition: lfu_rp.cc:56

gem5::replacement_policy::LFU::Params
LFURPParams Params
Definition: lfu_rp.hh:67

gem5::replacement_policy::LFU::getVictim
ReplaceableEntry * getVictim(const ReplacementCandidates &candidates) const override
Find replacement victim using reference frequency.
Definition: lfu_rp.cc:70

gem5::replacement_policy::LFU::reset
void reset(const std::shared_ptr< ReplacementData > &replacement_data) const override
Reset replacement data.
Definition: lfu_rp.cc:63

std::vector
STL vector class.
Definition: stl.hh:37

base.hh

gem5::VegaISA::p
Bitfield< 54 > p
Definition: pagetable.hh:70

gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: gpu_translation_state.hh:38

gem5::GEM5_DEPRECATED_NAMESPACE
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)

gem5::replacement_policy::LFU::LFUReplData
LFU-specific implementation of replacement data.
Definition: lfu_rp.hh:56

gem5::replacement_policy::LFU::LFUReplData::refCount
unsigned refCount
Number of references to this entry since it was reset.
Definition: lfu_rp.hh:58

gem5::replacement_policy::LFU::LFUReplData::LFUReplData
LFUReplData()
Default constructor.
Definition: lfu_rp.hh:63

gem5::replacement_policy::ReplacementData
The replacement data needed by replacement policies.
Definition: replaceable_entry.hh:49