#include <base.hh>

Inheritance diagram for gem5::BaseCache::CacheStats:

Public Member Functions
	CacheStats (BaseCache &c)

void	regStats () override
	Callback to set stat parameters.

CacheCmdStats &	cmdStats (const PacketPtr p)

Public Member Functions inherited from gem5::statistics::Group
	Group (Group parent, const char name=nullptr)
	Construct a new statistics group.

virtual	~Group ()

virtual void	resetStats ()
	Callback to reset stats.

virtual void	preDumpStats ()
	Callback before stats are dumped.

void	addStat (statistics::Info *info)
	Register a stat with this group.

const std::map< std::string, Group * > &	getStatGroups () const
	Get all child groups associated with this object.

const std::vector< Info * > &	getStats () const
	Get all stats associated with this object.

void	addStatGroup (const char name, Group block)
	Add a stat block as a child of this block.

const Info *	resolveStat (std::string name) const
	Resolve a stat by its name within this group.

void	mergeStatGroup (Group *block)
	Merge the contents (stats & children) of a block to this block.

	Group ()=delete

	Group (const Group &)=delete

Group &	operator= (const Group &)=delete

Public Attributes
const BaseCache &	cache

statistics::Formula	demandHits
	Number of hits for demand accesses.

statistics::Formula	overallHits
	Number of hit for all accesses.

statistics::Formula	demandHitLatency
	Total number of ticks spent waiting for demand hits.

statistics::Formula	overallHitLatency
	Total number of ticks spent waiting for all hits.

statistics::Formula	demandMisses
	Number of misses for demand accesses.

statistics::Formula	overallMisses
	Number of misses for all accesses.

statistics::Formula	demandMissLatency
	Total number of ticks spent waiting for demand misses.

statistics::Formula	overallMissLatency
	Total number of ticks spent waiting for all misses.

statistics::Formula	demandAccesses
	The number of demand accesses.

statistics::Formula	overallAccesses
	The number of overall accesses.

statistics::Formula	demandMissRate
	The miss rate of all demand accesses.

statistics::Formula	overallMissRate
	The miss rate for all accesses.

statistics::Formula	demandAvgMissLatency
	The average miss latency for demand misses.

statistics::Formula	overallAvgMissLatency
	The average miss latency for all misses.

statistics::Vector	blockedCycles
	The total number of cycles blocked for each blocked cause.

statistics::Vector	blockedCauses
	The number of times this cache blocked for each blocked cause.

statistics::Formula	avgBlocked
	The average number of cycles blocked for each blocked cause.

statistics::Vector	writebacks
	Number of blocks written back per thread.

statistics::Formula	demandMshrHits
	Demand misses that hit in the MSHRs.

statistics::Formula	overallMshrHits
	Total number of misses that hit in the MSHRs.

statistics::Formula	demandMshrMisses
	Demand misses that miss in the MSHRs.

statistics::Formula	overallMshrMisses
	Total number of misses that miss in the MSHRs.

statistics::Formula	overallMshrUncacheable
	Total number of misses that miss in the MSHRs.

statistics::Formula	demandMshrMissLatency
	Total tick latency of demand MSHR misses.

statistics::Formula	overallMshrMissLatency
	Total tick latency of overall MSHR misses.

statistics::Formula	overallMshrUncacheableLatency
	Total tick latency of overall MSHR misses.

statistics::Formula	demandMshrMissRate
	The demand miss rate in the MSHRs.

statistics::Formula	overallMshrMissRate
	The overall miss rate in the MSHRs.

statistics::Formula	demandAvgMshrMissLatency
	The average latency of a demand MSHR miss.

statistics::Formula	overallAvgMshrMissLatency
	The average overall latency of an MSHR miss.

statistics::Formula	overallAvgMshrUncacheableLatency
	The average overall latency of an MSHR miss.

statistics::Scalar	replacements
	Number of replacements of valid blocks.

statistics::Scalar	dataExpansions
	Number of data expansions.

statistics::Scalar	dataContractions
	Number of data contractions (blocks that had their compression factor improved).

std::vector< std::unique_ptr< CacheCmdStats > >	cmd
	Per-command statistics.

Detailed Description

Definition at line 1048 of file base.hh.

Constructor & Destructor Documentation

◆ CacheStats()

gem5::BaseCache::CacheStats::CacheStats ( BaseCache & c )

Definition at line 2214 of file base.cc.

References gem5::ArmISA::c, cmd, gem5::MemCmd::NUM_MEM_CMDS, and gem5::statistics::reset().

Member Function Documentation

◆ cmdStats()

CacheCmdStats & gem5::BaseCache::CacheStats::cmdStats ( const PacketPtr p )

inline

Definition at line 1054 of file base.hh.

References cmd, and gem5::MipsISA::p.

Referenced by gem5::BaseCache::getNextQueueEntry(), gem5::BaseCache::handleTimingReqMiss(), gem5::Cache::handleTimingReqMiss(), gem5::BaseCache::incHitCount(), gem5::BaseCache::incMissCount(), gem5::BaseCache::recvTimingResp(), gem5::Cache::serviceMSHRTargets(), and gem5::NoncoherentCache::serviceMSHRTargets().

◆ regStats()

void gem5::BaseCache::CacheStats::regStats ( )

overridevirtual

Callback to set stat parameters.

This callback is typically used for complex stats (e.g., distributions) that need parameters in addition to a name and a description. Stat names and descriptions should typically be set from the constructor usingo from the constructor using the ADD_STAT macro.

Reimplemented from gem5::statistics::Group.

Definition at line 2298 of file base.cc.

References gem5::BaseCache::Blocked_NoMSHRs, gem5::BaseCache::Blocked_NoTargets, gem5::System::getRequestorName(), gem5::ArmISA::i, gem5::System::maxRequestors(), gem5::statistics::nonan, gem5::statistics::nozero, gem5::BaseCache::NUM_BLOCKED_CAUSES, gem5::statistics::Group::regStats(), SUM_DEMAND, SUM_NON_DEMAND, gem5::BaseCache::system, and gem5::statistics::total.

Member Data Documentation

◆ avgBlocked

statistics::Formula gem5::BaseCache::CacheStats::avgBlocked

The average number of cycles blocked for each blocked cause.

Definition at line 1100 of file base.hh.

◆ blockedCauses

statistics::Vector gem5::BaseCache::CacheStats::blockedCauses

The number of times this cache blocked for each blocked cause.

Definition at line 1097 of file base.hh.

Referenced by gem5::BaseCache::setBlocked().

◆ blockedCycles

statistics::Vector gem5::BaseCache::CacheStats::blockedCycles

The total number of cycles blocked for each blocked cause.

Definition at line 1095 of file base.hh.

Referenced by gem5::BaseCache::clearBlocked().

◆ cache

const BaseCache& gem5::BaseCache::CacheStats::cache

Definition at line 1058 of file base.hh.

◆ cmd

std::vector<std::unique_ptr<CacheCmdStats> > gem5::BaseCache::CacheStats::cmd

Per-command statistics.

Definition at line 1152 of file base.hh.

Referenced by CacheStats(), and cmdStats().

◆ dataContractions

statistics::Scalar gem5::BaseCache::CacheStats::dataContractions

Number of data contractions (blocks that had their compression factor improved).

Definition at line 1149 of file base.hh.

Referenced by gem5::BaseCache::updateCompressionData().

◆ dataExpansions

statistics::Scalar gem5::BaseCache::CacheStats::dataExpansions

Number of data expansions.

Definition at line 1143 of file base.hh.

Referenced by gem5::BaseCache::updateCompressionData().

◆ demandAccesses

statistics::Formula gem5::BaseCache::CacheStats::demandAccesses

The number of demand accesses.

Definition at line 1080 of file base.hh.

◆ demandAvgMissLatency

statistics::Formula gem5::BaseCache::CacheStats::demandAvgMissLatency

The average miss latency for demand misses.

Definition at line 1090 of file base.hh.

◆ demandAvgMshrMissLatency

statistics::Formula gem5::BaseCache::CacheStats::demandAvgMshrMissLatency

The average latency of a demand MSHR miss.

Definition at line 1132 of file base.hh.

◆ demandHitLatency

statistics::Formula gem5::BaseCache::CacheStats::demandHitLatency

Total number of ticks spent waiting for demand hits.

Definition at line 1065 of file base.hh.

◆ demandHits

statistics::Formula gem5::BaseCache::CacheStats::demandHits

Number of hits for demand accesses.

Definition at line 1061 of file base.hh.

◆ demandMisses

statistics::Formula gem5::BaseCache::CacheStats::demandMisses

Number of misses for demand accesses.

Definition at line 1070 of file base.hh.

◆ demandMissLatency

statistics::Formula gem5::BaseCache::CacheStats::demandMissLatency

Total number of ticks spent waiting for demand misses.

Definition at line 1075 of file base.hh.

◆ demandMissRate

statistics::Formula gem5::BaseCache::CacheStats::demandMissRate

The miss rate of all demand accesses.

Definition at line 1085 of file base.hh.

◆ demandMshrHits

statistics::Formula gem5::BaseCache::CacheStats::demandMshrHits

Demand misses that hit in the MSHRs.

Definition at line 1106 of file base.hh.

◆ demandMshrMisses

statistics::Formula gem5::BaseCache::CacheStats::demandMshrMisses

Demand misses that miss in the MSHRs.

Definition at line 1111 of file base.hh.

◆ demandMshrMissLatency

statistics::Formula gem5::BaseCache::CacheStats::demandMshrMissLatency

Total tick latency of demand MSHR misses.

Definition at line 1119 of file base.hh.

◆ demandMshrMissRate

statistics::Formula gem5::BaseCache::CacheStats::demandMshrMissRate

The demand miss rate in the MSHRs.

Definition at line 1127 of file base.hh.

◆ overallAccesses

statistics::Formula gem5::BaseCache::CacheStats::overallAccesses

The number of overall accesses.

Definition at line 1082 of file base.hh.

◆ overallAvgMissLatency

statistics::Formula gem5::BaseCache::CacheStats::overallAvgMissLatency

The average miss latency for all misses.

Definition at line 1092 of file base.hh.

◆ overallAvgMshrMissLatency

statistics::Formula gem5::BaseCache::CacheStats::overallAvgMshrMissLatency

The average overall latency of an MSHR miss.

Definition at line 1134 of file base.hh.

◆ overallAvgMshrUncacheableLatency

statistics::Formula gem5::BaseCache::CacheStats::overallAvgMshrUncacheableLatency

The average overall latency of an MSHR miss.

Definition at line 1137 of file base.hh.

◆ overallHitLatency

statistics::Formula gem5::BaseCache::CacheStats::overallHitLatency

Total number of ticks spent waiting for all hits.

Definition at line 1067 of file base.hh.

◆ overallHits

statistics::Formula gem5::BaseCache::CacheStats::overallHits

Number of hit for all accesses.

Definition at line 1063 of file base.hh.

◆ overallMisses

statistics::Formula gem5::BaseCache::CacheStats::overallMisses

Number of misses for all accesses.

Definition at line 1072 of file base.hh.

◆ overallMissLatency

statistics::Formula gem5::BaseCache::CacheStats::overallMissLatency

Total number of ticks spent waiting for all misses.

Definition at line 1077 of file base.hh.

◆ overallMissRate

statistics::Formula gem5::BaseCache::CacheStats::overallMissRate

The miss rate for all accesses.

Definition at line 1087 of file base.hh.

◆ overallMshrHits

statistics::Formula gem5::BaseCache::CacheStats::overallMshrHits

Total number of misses that hit in the MSHRs.

Definition at line 1108 of file base.hh.

◆ overallMshrMisses

statistics::Formula gem5::BaseCache::CacheStats::overallMshrMisses

Total number of misses that miss in the MSHRs.

Definition at line 1113 of file base.hh.

◆ overallMshrMissLatency

statistics::Formula gem5::BaseCache::CacheStats::overallMshrMissLatency

Total tick latency of overall MSHR misses.

Definition at line 1121 of file base.hh.

◆ overallMshrMissRate

statistics::Formula gem5::BaseCache::CacheStats::overallMshrMissRate

The overall miss rate in the MSHRs.

Definition at line 1129 of file base.hh.

◆ overallMshrUncacheable

statistics::Formula gem5::BaseCache::CacheStats::overallMshrUncacheable

Total number of misses that miss in the MSHRs.

Definition at line 1116 of file base.hh.

◆ overallMshrUncacheableLatency

statistics::Formula gem5::BaseCache::CacheStats::overallMshrUncacheableLatency

Total tick latency of overall MSHR misses.

Definition at line 1124 of file base.hh.

◆ replacements

statistics::Scalar gem5::BaseCache::CacheStats::replacements

Number of replacements of valid blocks.

Definition at line 1140 of file base.hh.

Referenced by gem5::BaseCache::handleEvictions().

◆ writebacks

statistics::Vector gem5::BaseCache::CacheStats::writebacks

Number of blocks written back per thread.

Definition at line 1103 of file base.hh.

Referenced by gem5::BaseCache::writebackBlk().

The documentation for this struct was generated from the following files:

mem/cache/base.hh
mem/cache/base.cc

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CacheStats()

Member Function Documentation

◆ cmdStats()

◆ regStats()

Member Data Documentation

◆ avgBlocked

◆ blockedCauses

◆ blockedCycles

◆ cache

◆ cmd

◆ dataContractions

◆ dataExpansions

◆ demandAccesses

◆ demandAvgMissLatency

◆ demandAvgMshrMissLatency

◆ demandHitLatency

◆ demandHits

◆ demandMisses

◆ demandMissLatency

◆ demandMissRate

◆ demandMshrHits

◆ demandMshrMisses

◆ demandMshrMissLatency

◆ demandMshrMissRate

◆ overallAccesses

◆ overallAvgMissLatency

◆ overallAvgMshrMissLatency

◆ overallAvgMshrUncacheableLatency

◆ overallHitLatency

◆ overallHits

◆ overallMisses

◆ overallMissLatency

◆ overallMissRate

◆ overallMshrHits

◆ overallMshrMisses

◆ overallMshrMissLatency

◆ overallMshrMissRate

◆ overallMshrUncacheable

◆ overallMshrUncacheableLatency

◆ replacements

◆ writebacks