#include <Sequencer.hh>

Inheritance diagram for Sequencer:

Public Types
typedef RubySequencerParams	Params

Public Types inherited from RubyPort
typedef RubyPortParams	Params

Public Types inherited from ClockedObject
typedef ClockedObjectParams	Params
	Parameters of ClockedObject. More...

Public Types inherited from SimObject
typedef SimObjectParams	Params

Public Member Functions
	Sequencer (const Params *)

	~Sequencer ()

void	writeCallbackScFail (Addr address, DataBlock &data)
	Proxy function to writeCallback that first invalidates the line address in the local monitor. More...

virtual void	wakeup ()

void	resetStats () override
	Callback to reset stats. More...

void	collateStats ()

void	regStats () override
	Callback to set stat parameters. More...

void	writeCallback (Addr address, DataBlock &data, const bool externalHit=false, const MachineType mach=MachineType_NUM, const Cycles initialRequestTime=Cycles(0), const Cycles forwardRequestTime=Cycles(0), const Cycles firstResponseTime=Cycles(0))

void	readCallback (Addr address, DataBlock &data, const bool externalHit=false, const MachineType mach=MachineType_NUM, const Cycles initialRequestTime=Cycles(0), const Cycles forwardRequestTime=Cycles(0), const Cycles firstResponseTime=Cycles(0))

RequestStatus	makeRequest (PacketPtr pkt) override

virtual bool	empty () const

int	outstandingCount () const override

bool	isDeadlockEventScheduled () const override

void	descheduleDeadlockEvent () override

virtual void	print (std::ostream &out) const

void	markRemoved ()

void	evictionCallback (Addr address)

int	coreId () const

virtual int	functionalWrite (Packet *func_pkt) override

void	recordRequestType (SequencerRequestType requestType)

Stats::Histogram &	getOutstandReqHist ()

Stats::Histogram &	getLatencyHist ()

Stats::Histogram &	getTypeLatencyHist (uint32_t t)

Stats::Histogram &	getHitLatencyHist ()

Stats::Histogram &	getHitTypeLatencyHist (uint32_t t)

Stats::Histogram &	getHitMachLatencyHist (uint32_t t)

Stats::Histogram &	getHitTypeMachLatencyHist (uint32_t r, uint32_t t)

Stats::Histogram &	getMissLatencyHist ()

Stats::Histogram &	getMissTypeLatencyHist (uint32_t t)

Stats::Histogram &	getMissMachLatencyHist (uint32_t t) const

Stats::Histogram &	getMissTypeMachLatencyHist (uint32_t r, uint32_t t) const

Stats::Histogram &	getIssueToInitialDelayHist (uint32_t t) const

Stats::Histogram &	getInitialToForwardDelayHist (const MachineType t) const

Stats::Histogram &	getForwardRequestToFirstResponseHist (const MachineType t) const

Stats::Histogram &	getFirstResponseToCompletionDelayHist (const MachineType t) const

Stats::Counter	getIncompleteTimes (const MachineType t) const

bool	llscCheckMonitor (const Addr)
	Searches for cache line address in the global monitor tagged with this Sequencer object's version id. More...

void	llscClearLocalMonitor ()
	Removes all addresses from the local monitor. More...

Public Member Functions inherited from RubyPort
	RubyPort (const Params *p)

virtual	~RubyPort ()

void	init () override
	init() is called after all C++ SimObjects have been created and all ports are connected. More...

Port &	getPort (const std::string &if_name, PortID idx=InvalidPortID) override
	Get a port with a given name and index. More...

void	setController (AbstractController *_cntrl)

uint32_t	getId ()

DrainState	drain () override
	Draining is the process of clearing out the states of SimObjects.These are the SimObjects that are partially executed or are partially in flight. More...

bool	isCPUSequencer ()

Public Member Functions inherited from ClockedObject
	ClockedObject (const ClockedObjectParams *p)

const Params *	params () const

void	serialize (CheckpointOut &cp) const override
	Serialize an object. More...

void	unserialize (CheckpointIn &cp) override
	Unserialize an object. More...

Public Member Functions inherited from SimObject
const Params *	params () const

	SimObject (const Params *_params)

virtual	~SimObject ()

virtual const std::string	name () const

virtual void	loadState (CheckpointIn &cp)
	loadState() is called on each SimObject when restoring from a checkpoint. More...

virtual void	initState ()
	initState() is called on each SimObject when not restoring from a checkpoint. More...

virtual void	regProbePoints ()
	Register probe points for this object. More...

virtual void	regProbeListeners ()
	Register probe listeners for this object. More...

ProbeManager *	getProbeManager ()
	Get the probe manager for this object. More...

virtual void	startup ()
	startup() is the final initialization call before simulation. More...

DrainState	drain () override
	Provide a default implementation of the drain interface for objects that don't need draining. More...

virtual void	memWriteback ()
	Write back dirty buffers to memory using functional writes. More...

virtual void	memInvalidate ()
	Invalidate the contents of memory buffers. More...

void	serialize (CheckpointOut &cp) const override
	Serialize an object. More...

void	unserialize (CheckpointIn &cp) override
	Unserialize an object. More...

Public Member Functions inherited from EventManager
EventQueue *	eventQueue () const

void	schedule (Event &event, Tick when)

void	deschedule (Event &event)

void	reschedule (Event &event, Tick when, bool always=false)

void	schedule (Event *event, Tick when)

void	deschedule (Event *event)

void	reschedule (Event *event, Tick when, bool always=false)

void	wakeupEventQueue (Tick when=(Tick) -1)
	This function is not needed by the usual gem5 event loop but may be necessary in derived EventQueues which host gem5 on other schedulers. More...

void	setCurTick (Tick newVal)

	EventManager (EventManager &em)
	Event manger manages events in the event queue. More...

	EventManager (EventManager *em)

	EventManager (EventQueue *eq)

Public Member Functions inherited from Serializable
	Serializable ()

virtual	~Serializable ()

void	serializeSection (CheckpointOut &cp, const char *name) const
	Serialize an object into a new section. More...

void	serializeSection (CheckpointOut &cp, const std::string &name) const

void	unserializeSection (CheckpointIn &cp, const char *name)
	Unserialize an a child object. More...

void	unserializeSection (CheckpointIn &cp, const std::string &name)

Public Member Functions inherited from Drainable
DrainState	drainState () const
	Return the current drain state of an object. More...

virtual void	notifyFork ()
	Notify a child process of a fork. More...

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

virtual	~Group ()

virtual void	preDumpStats ()
	Callback before stats are dumped. More...

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

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

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

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

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

	Group ()=delete

	Group (const Group &)=delete

Group &	operator= (const Group &)=delete

Public Member Functions inherited from Clocked
void	updateClockPeriod ()
	Update the tick to the current tick. More...

Tick	clockEdge (Cycles cycles=Cycles(0)) const
	Determine the tick when a cycle begins, by default the current one, but the argument also enables the caller to determine a future cycle. More...

Cycles	curCycle () const
	Determine the current cycle, corresponding to a tick aligned to a clock edge. More...

Tick	nextCycle () const
	Based on the clock of the object, determine the start tick of the first cycle that is at least one cycle in the future. More...

uint64_t	frequency () const

Tick	clockPeriod () const

double	voltage () const

Cycles	ticksToCycles (Tick t) const

Tick	cyclesToTicks (Cycles c) const

Protected Member Functions
virtual RequestStatus	insertRequest (PacketPtr pkt, RubyRequestType primary_type, RubyRequestType secondary_type)

Protected Member Functions inherited from RubyPort
void	trySendRetries ()

void	ruby_hit_callback (PacketPtr pkt)

void	testDrainComplete ()

void	ruby_eviction_callback (Addr address)

bool	recvTimingResp (PacketPtr pkt, PortID request_port_id)
	Called by the PIO port when receiving a timing response. More...

Protected Member Functions inherited from Drainable
	Drainable ()

virtual	~Drainable ()

virtual void	drainResume ()
	Resume execution after a successful drain. More...

void	signalDrainDone () const
	Signal that an object is drained. More...

Protected Member Functions inherited from Clocked
	Clocked (ClockDomain &clk_domain)
	Create a clocked object and set the clock domain based on the parameters. More...

	Clocked (Clocked &)=delete

Clocked &	operator= (Clocked &)=delete

virtual	~Clocked ()
	Virtual destructor due to inheritance. More...

void	resetClock () const
	Reset the object's clock using the current global tick value. More...

virtual void	clockPeriodUpdated ()
	A hook subclasses can implement so they can do any extra work that's needed when the clock rate is changed. More...

Protected Attributes
std::unordered_map< Addr, std::list< SequencerRequest > >	m_RequestTable

Cycles	m_deadlock_threshold

Protected Attributes inherited from RubyPort
RubySystem *	m_ruby_system

uint32_t	m_version

AbstractController *	m_controller

MessageBuffer *	m_mandatory_q_ptr

bool	m_usingRubyTester

System *	system

std::vector< MemResponsePort * >	response_ports

Protected Attributes inherited from SimObject
const SimObjectParams *	_params
	Cached copy of the object parameters. More...

Protected Attributes inherited from EventManager
EventQueue *	eventq
	A pointer to this object's event queue. More...

Private Member Functions
void	issueRequest (PacketPtr pkt, RubyRequestType type)

void	hitCallback (SequencerRequest *srequest, DataBlock &data, bool llscSuccess, const MachineType mach, const bool externalHit, const Cycles initialRequestTime, const Cycles forwardRequestTime, const Cycles firstResponseTime)

void	recordMissLatency (SequencerRequest *srequest, bool llscSuccess, const MachineType respondingMach, bool isExternalHit, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime)

	Sequencer (const Sequencer &obj)

Sequencer &	operator= (const Sequencer &obj)

void	llscLoadLinked (const Addr)
	Places the cache line address into the global monitor tagged with this Sequencer object's version id. More...

void	llscClearMonitor (const Addr)
	Removes the cache line address from the global monitor. More...

bool	llscStoreConditional (const Addr)
	Searches for cache line address in the global monitor tagged with this Sequencer object's version id. More...

Private Attributes
int	m_max_outstanding_requests

CacheMemory *	m_dataCache_ptr

CacheMemory *	m_instCache_ptr

Cycles	m_data_cache_hit_latency

Cycles	m_inst_cache_hit_latency

int	m_outstanding_count

bool	m_deadlock_check_scheduled

int	m_coreId

bool	m_runningGarnetStandalone

Stats::Histogram	m_outstandReqHist
	Histogram for number of outstanding requests per cycle. More...

Stats::Histogram	m_latencyHist
	Histogram for holding latency profile of all requests. More...

std::vector< Stats::Histogram * >	m_typeLatencyHist

Stats::Histogram	m_hitLatencyHist
	Histogram for holding latency profile of all requests that hit in the controller connected to this sequencer. More...

std::vector< Stats::Histogram * >	m_hitTypeLatencyHist

std::vector< Stats::Histogram * >	m_hitMachLatencyHist
	Histograms for profiling the latencies for requests that did not required external messages. More...

std::vector< std::vector< Stats::Histogram * > >	m_hitTypeMachLatencyHist

Stats::Histogram	m_missLatencyHist
	Histogram for holding latency profile of all requests that miss in the controller connected to this sequencer. More...

std::vector< Stats::Histogram * >	m_missTypeLatencyHist

std::vector< Stats::Histogram * >	m_missMachLatencyHist
	Histograms for profiling the latencies for requests that required external messages. More...

std::vector< std::vector< Stats::Histogram * > >	m_missTypeMachLatencyHist

std::vector< Stats::Histogram * >	m_IssueToInitialDelayHist
	Histograms for recording the breakdown of miss latency. More...

std::vector< Stats::Histogram * >	m_InitialToForwardDelayHist

std::vector< Stats::Histogram * >	m_ForwardToFirstResponseDelayHist

std::vector< Stats::Histogram * >	m_FirstResponseToCompletionDelayHist

std::vector< Stats::Counter >	m_IncompleteTimes

EventFunctionWrapper	deadlockCheckEvent

Additional Inherited Members
Static Public Member Functions inherited from SimObject
static void	serializeAll (CheckpointOut &cp)
	Serialize all SimObjects in the system. More...

static SimObject *	find (const char *name)
	Find the SimObject with the given name and return a pointer to it. More...

Static Public Member Functions inherited from Serializable
static const std::string &	currentSection ()
	Gets the fully-qualified name of the active section. More...

static void	serializeAll (const std::string &cpt_dir)
	Serializes all the SimObjects. More...

static void	unserializeGlobals (CheckpointIn &cp)

Public Attributes inherited from ClockedObject
PowerState *	powerState

Detailed Description

Definition at line 80 of file Sequencer.hh.

Member Typedef Documentation

◆ Params

typedef RubySequencerParams Sequencer::Params

Definition at line 83 of file Sequencer.hh.

Constructor & Destructor Documentation

◆ Sequencer() [1/2]

Sequencer::Sequencer ( const Params * p )

Definition at line 70 of file Sequencer.cc.

References wakeup().

◆ ~Sequencer()

Sequencer::~Sequencer ( )

Definition at line 90 of file Sequencer.cc.

◆ Sequencer() [2/2]

Sequencer::Sequencer ( const Sequencer & obj )

private

Member Function Documentation

◆ collateStats()

void Sequencer::collateStats ( )

◆ coreId()

int Sequencer::coreId ( ) const

inline

Definition at line 130 of file Sequencer.hh.

References m_coreId.

Referenced by issueRequest().

◆ descheduleDeadlockEvent()

void Sequencer::descheduleDeadlockEvent ( )

inlineoverridevirtual

Implements RubyPort.

Definition at line 123 of file Sequencer.hh.

References deadlockCheckEvent, and EventManager::deschedule().

◆ empty()

bool Sequencer::empty ( ) const

virtual

Reimplemented in HTMSequencer.

Definition at line 572 of file Sequencer.cc.

References m_RequestTable.

Referenced by HTMSequencer::empty().

◆ evictionCallback()

void Sequencer::evictionCallback ( Addr address )

Definition at line 770 of file Sequencer.cc.

References llscClearMonitor(), and RubyPort::ruby_eviction_callback().

◆ functionalWrite()

int Sequencer::functionalWrite ( Packet * func_pkt )

overridevirtual

Reimplemented from RubyPort.

Definition at line 194 of file Sequencer.cc.

References RubyPort::functionalWrite(), and m_RequestTable.

◆ getFirstResponseToCompletionDelayHist()

Stats::Histogram& Sequencer::getFirstResponseToCompletionDelayHist ( const MachineType t ) const

inline

Definition at line 175 of file Sequencer.hh.

References m_FirstResponseToCompletionDelayHist, and ArmISA::t.

◆ getForwardRequestToFirstResponseHist()

Stats::Histogram& Sequencer::getForwardRequestToFirstResponseHist ( const MachineType t ) const

inline

Definition at line 171 of file Sequencer.hh.

References m_ForwardToFirstResponseDelayHist, and ArmISA::t.

◆ getHitLatencyHist()

Stats::Histogram& Sequencer::getHitLatencyHist ( )

inline

Definition at line 141 of file Sequencer.hh.

References m_hitLatencyHist.

Referenced by Profiler::collateStats().

◆ getHitMachLatencyHist()

Stats::Histogram& Sequencer::getHitMachLatencyHist ( uint32_t t )

inline

Definition at line 145 of file Sequencer.hh.

References m_hitMachLatencyHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getHitTypeLatencyHist()

Stats::Histogram& Sequencer::getHitTypeLatencyHist ( uint32_t t )

inline

Definition at line 142 of file Sequencer.hh.

References m_hitTypeLatencyHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getHitTypeMachLatencyHist()

Stats::Histogram& Sequencer::getHitTypeMachLatencyHist	(	uint32_t	r,
		uint32_t	t
	)

inline

Definition at line 148 of file Sequencer.hh.

References m_hitTypeMachLatencyHist, MipsISA::r, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getIncompleteTimes()

Stats::Counter Sequencer::getIncompleteTimes ( const MachineType t ) const

inline

Definition at line 178 of file Sequencer.hh.

References m_IncompleteTimes, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getInitialToForwardDelayHist()

Stats::Histogram& Sequencer::getInitialToForwardDelayHist ( const MachineType t ) const

inline

Definition at line 167 of file Sequencer.hh.

References m_InitialToForwardDelayHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getIssueToInitialDelayHist()

Stats::Histogram& Sequencer::getIssueToInitialDelayHist ( uint32_t t ) const

inline

Definition at line 163 of file Sequencer.hh.

References m_IssueToInitialDelayHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getLatencyHist()

Stats::Histogram& Sequencer::getLatencyHist ( )

inline

Definition at line 137 of file Sequencer.hh.

References m_latencyHist.

Referenced by Profiler::collateStats().

◆ getMissLatencyHist()

Stats::Histogram& Sequencer::getMissLatencyHist ( )

inline

Definition at line 151 of file Sequencer.hh.

References m_missLatencyHist.

Referenced by Profiler::collateStats().

◆ getMissMachLatencyHist()

Stats::Histogram& Sequencer::getMissMachLatencyHist ( uint32_t t ) const

inline

Definition at line 156 of file Sequencer.hh.

References m_missMachLatencyHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeLatencyHist()

Stats::Histogram& Sequencer::getMissTypeLatencyHist ( uint32_t t )

inline

Definition at line 153 of file Sequencer.hh.

References m_missTypeLatencyHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeMachLatencyHist()

Stats::Histogram& Sequencer::getMissTypeMachLatencyHist	(	uint32_t	r,
		uint32_t	t
	)		const

inline

Definition at line 160 of file Sequencer.hh.

References m_missTypeMachLatencyHist, MipsISA::r, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ getOutstandReqHist()

Stats::Histogram& Sequencer::getOutstandReqHist ( )

inline

Definition at line 135 of file Sequencer.hh.

References m_outstandReqHist.

Referenced by Profiler::collateStats().

◆ getTypeLatencyHist()

Stats::Histogram& Sequencer::getTypeLatencyHist ( uint32_t t )

inline

Definition at line 138 of file Sequencer.hh.

References m_typeLatencyHist, and ArmISA::t.

Referenced by Profiler::collateStats().

◆ hitCallback()

void Sequencer::hitCallback	(	SequencerRequest *	srequest,
		DataBlock &	data,
		bool	llscSuccess,
		const MachineType	mach,
		const bool	externalHit,
		const Cycles	initialRequestTime,
		const Cycles	forwardRequestTime,
		const Cycles	firstResponseTime
	)

private

◆ insertRequest()

RequestStatus Sequencer::insertRequest	(	PacketPtr	pkt,
		RubyRequestType	primary_type,
		RubyRequestType	secondary_type
	)

protectedvirtual

Reimplemented in HTMSequencer.

Definition at line 240 of file Sequencer.cc.

References Clocked::clockEdge(), Clocked::curCycle(), deadlockCheckEvent, Draining, Drainable::drainState(), Packet::getAddr(), m_deadlock_threshold, m_outstanding_count, m_outstandReqHist, m_RequestTable, makeLineAddress(), Stats::DistBase< Derived, Stor >::sample(), EventManager::schedule(), and Event::scheduled().

Referenced by HTMSequencer::insertRequest(), and makeRequest().

◆ isDeadlockEventScheduled()

bool Sequencer::isDeadlockEventScheduled ( ) const

inlineoverridevirtual

Implements RubyPort.

Definition at line 120 of file Sequencer.hh.

References deadlockCheckEvent, and Event::scheduled().

◆ issueRequest()

void Sequencer::issueRequest	(	PacketPtr	pkt,
		RubyRequestType	type
	)

private

Definition at line 694 of file Sequencer.cc.

References Clocked::clockEdge(), coreId(), curTick(), Clocked::cyclesToTicks(), DPRINTFR, MessageBuffer::enqueue(), Packet::getAddr(), Packet::getHtmTransactionUid(), Packet::getPtr(), Packet::getSize(), InvalidContextID, Packet::isFlush(), Packet::isHtmTransactional(), RubyPort::m_controller, RubyPort::m_mandatory_q_ptr, RubyPort::m_version, AbstractController::mandatoryQueueLatency(), MipsISA::pc, printAddress(), and Packet::req.

Referenced by makeRequest(), and readCallback().

◆ llscCheckMonitor()

bool Sequencer::llscCheckMonitor ( const Addr address )

Searches for cache line address in the global monitor tagged with this Sequencer object's version id.

Returns: a boolean indicating if the line address was found.

Definition at line 138 of file Sequencer.cc.

References AbstractCacheEntry::isLocked(), CacheMemory::lookup(), m_dataCache_ptr, RubyPort::m_version, and makeLineAddress().

◆ llscClearLocalMonitor()

void Sequencer::llscClearLocalMonitor ( )

Removes all addresses from the local monitor.

This is independent of this Sequencer object's version id.

Definition at line 153 of file Sequencer.cc.

References CacheMemory::clearLockedAll(), m_dataCache_ptr, and RubyPort::m_version.

◆ llscClearMonitor()

void Sequencer::llscClearMonitor ( const Addr claddr )

private

Removes the cache line address from the global monitor.

This is independent of this Sequencer object's version id.

Definition at line 106 of file Sequencer.cc.

References AbstractCacheEntry::clearLocked(), DPRINTF, AbstractCacheEntry::isLocked(), CacheMemory::lookup(), m_dataCache_ptr, and RubyPort::m_version.

Referenced by evictionCallback(), writeCallback(), and writeCallbackScFail().

◆ llscLoadLinked()

void Sequencer::llscLoadLinked ( const Addr claddr )

private

Places the cache line address into the global monitor tagged with this Sequencer object's version id.

Definition at line 95 of file Sequencer.cc.

References DPRINTF, CacheMemory::lookup(), m_dataCache_ptr, RubyPort::m_version, and AbstractCacheEntry::setLocked().

Referenced by hitCallback().

◆ llscStoreConditional()

bool Sequencer::llscStoreConditional ( const Addr claddr )

private

Searches for cache line address in the global monitor tagged with this Sequencer object's version id.

If a match is found, the entry is is erased from the global monitor.

Returns: a boolean indicating if the line address was found.

Definition at line 117 of file Sequencer.cc.

References AbstractCacheEntry::clearLocked(), DPRINTF, AbstractCacheEntry::isLocked(), CacheMemory::lookup(), m_dataCache_ptr, and RubyPort::m_version.

Referenced by writeCallback().

◆ makeRequest()

RequestStatus Sequencer::makeRequest ( PacketPtr pkt )

overridevirtual

Implements RubyPort.

Definition at line 578 of file Sequencer.cc.

References DPRINTF, X86ISA::FlagShift, Packet::getAddr(), System::getArch(), htmCmdToRubyRequestType(), insertRequest(), AbstractController::isBlocked(), Packet::isFlush(), Packet::isLLSC(), Packet::isRead(), issueRequest(), Packet::isWrite(), RubyPort::m_controller, m_max_outstanding_requests, m_outstanding_count, makeLineAddress(), panic, Packet::req, ArmISA::status, X86ISA::StoreCheck, and RubyPort::system.

Referenced by CacheRecorder::enqueueNextFetchRequest(), and CacheRecorder::enqueueNextFlushRequest().

◆ markRemoved()

void Sequencer::markRemoved ( )

Definition at line 267 of file Sequencer.cc.

References m_outstanding_count.

Referenced by HTMSequencer::htmCallback(), readCallback(), and writeCallback().

◆ operator=()

Sequencer& Sequencer::operator= ( const Sequencer & obj )

private

◆ outstandingCount()

int Sequencer::outstandingCount ( ) const

inlineoverridevirtual

Implements RubyPort.

Definition at line 118 of file Sequencer.hh.

References m_outstanding_count.

◆ print()

void Sequencer::print ( std::ostream & out ) const

virtual

Reimplemented in HTMSequencer.

Definition at line 755 of file Sequencer.cc.

References m_outstanding_count, m_RequestTable, and RubyPort::m_version.

Referenced by operator<<(), and HTMSequencer::print().

◆ readCallback()

void Sequencer::readCallback	(	Addr	address,
		DataBlock &	data,
		const bool	externalHit = `false`,
		const MachineType	mach = `MachineType_NUM`,
		const Cycles	initialRequestTime = `Cycles(0)`,
		const Cycles	forwardRequestTime = `Cycles(0)`,
		const Cycles	firstResponseTime = `Cycles(0)`
	)

Definition at line 439 of file Sequencer.cc.

References data, hitCallback(), issueRequest(), m_RequestTable, SequencerRequest::m_second_type, SequencerRequest::m_type, makeLineAddress(), markRemoved(), SequencerRequest::pkt, and recordMissLatency().

◆ recordMissLatency()

void Sequencer::recordMissLatency	(	SequencerRequest *	srequest,
		bool	llscSuccess,
		const MachineType	respondingMach,
		bool	isExternalHit,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime
	)

private

◆ recordRequestType()

void Sequencer::recordRequestType ( SequencerRequestType requestType )

Definition at line 764 of file Sequencer.cc.

References DPRINTF.

◆ regStats()

void Sequencer::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 Stats::Group.

Definition at line 777 of file Sequencer.cc.

References ArmISA::i, Stats::Histogram::init(), ArmISA::j, m_FirstResponseToCompletionDelayHist, m_ForwardToFirstResponseDelayHist, m_hitLatencyHist, m_hitMachLatencyHist, m_hitTypeLatencyHist, m_hitTypeMachLatencyHist, m_InitialToForwardDelayHist, m_IssueToInitialDelayHist, m_latencyHist, m_missLatencyHist, m_missMachLatencyHist, m_missTypeLatencyHist, m_missTypeMachLatencyHist, m_outstandReqHist, m_typeLatencyHist, and Stats::Group::regStats().

Referenced by HTMSequencer::regStats().

◆ resetStats()

void Sequencer::resetStats ( )

overridevirtual

Callback to reset stats.

Reimplemented from Stats::Group.

Definition at line 208 of file Sequencer.cc.

References ArmISA::i, ArmISA::j, m_FirstResponseToCompletionDelayHist, m_ForwardToFirstResponseDelayHist, m_hitLatencyHist, m_hitMachLatencyHist, m_hitTypeLatencyHist, m_hitTypeMachLatencyHist, m_IncompleteTimes, m_InitialToForwardDelayHist, m_IssueToInitialDelayHist, m_latencyHist, m_missLatencyHist, m_missMachLatencyHist, m_missTypeLatencyHist, m_missTypeMachLatencyHist, m_outstandReqHist, m_typeLatencyHist, and Stats::DistBase< Derived, Stor >::reset().

◆ wakeup()

void Sequencer::wakeup ( )

virtual

Reimplemented in HTMSequencer.

Definition at line 159 of file Sequencer.cc.

References Clocked::clockEdge(), Clocked::clockPeriod(), Clocked::curCycle(), deadlockCheckEvent, Draining, Drainable::drainState(), m_deadlock_threshold, m_outstanding_count, m_RequestTable, RubyPort::m_version, panic, and EventManager::schedule().

Referenced by Sequencer(), and HTMSequencer::wakeup().

◆ writeCallback()

void Sequencer::writeCallback	(	Addr	address,
		DataBlock &	data,
		const bool	externalHit = `false`,
		const MachineType	mach = `MachineType_NUM`,
		const Cycles	initialRequestTime = `Cycles(0)`,
		const Cycles	forwardRequestTime = `Cycles(0)`,
		const Cycles	firstResponseTime = `Cycles(0)`
	)

Definition at line 346 of file Sequencer.cc.

References AbstractController::blockOnQueue(), data, hitCallback(), llscClearMonitor(), llscStoreConditional(), RubyPort::m_controller, RubyPort::m_mandatory_q_ptr, m_RequestTable, SequencerRequest::m_type, makeLineAddress(), markRemoved(), SequencerRequest::pkt, recordMissLatency(), Packet::req, and AbstractController::unblock().

Referenced by writeCallbackScFail().

◆ writeCallbackScFail()

void Sequencer::writeCallbackScFail	(	Addr	address,
		DataBlock &	data
	)

Proxy function to writeCallback that first invalidates the line address in the local monitor.

Definition at line 339 of file Sequencer.cc.

References data, llscClearMonitor(), and writeCallback().

Member Data Documentation

◆ deadlockCheckEvent

EventFunctionWrapper Sequencer::deadlockCheckEvent

private

Definition at line 266 of file Sequencer.hh.

Referenced by descheduleDeadlockEvent(), insertRequest(), isDeadlockEventScheduled(), and wakeup().

◆ m_coreId

int Sequencer::m_coreId

private

Definition at line 228 of file Sequencer.hh.

Referenced by coreId().

◆ m_data_cache_hit_latency

Cycles Sequencer::m_data_cache_hit_latency

private

Definition at line 221 of file Sequencer.hh.

◆ m_dataCache_ptr

CacheMemory* Sequencer::m_dataCache_ptr

private

Definition at line 214 of file Sequencer.hh.

Referenced by llscCheckMonitor(), llscClearLocalMonitor(), llscClearMonitor(), llscLoadLinked(), and llscStoreConditional().

◆ m_deadlock_check_scheduled

bool Sequencer::m_deadlock_check_scheduled

private

Definition at line 226 of file Sequencer.hh.

◆ m_deadlock_threshold

Cycles Sequencer::m_deadlock_threshold

protected

Definition at line 205 of file Sequencer.hh.

Referenced by insertRequest(), HTMSequencer::wakeup(), and wakeup().

◆ m_FirstResponseToCompletionDelayHist

std::vector<Stats::Histogram *> Sequencer::m_FirstResponseToCompletionDelayHist

private

Definition at line 263 of file Sequencer.hh.

Referenced by getFirstResponseToCompletionDelayHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_ForwardToFirstResponseDelayHist

std::vector<Stats::Histogram *> Sequencer::m_ForwardToFirstResponseDelayHist

private

Definition at line 262 of file Sequencer.hh.

Referenced by getForwardRequestToFirstResponseHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_hitLatencyHist

Stats::Histogram Sequencer::m_hitLatencyHist

private

Histogram for holding latency profile of all requests that hit in the controller connected to this sequencer.

Definition at line 241 of file Sequencer.hh.

Referenced by getHitLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_hitMachLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_hitMachLatencyHist

private

Histograms for profiling the latencies for requests that did not required external messages.

Definition at line 246 of file Sequencer.hh.

Referenced by getHitMachLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_hitTypeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_hitTypeLatencyHist

private

Definition at line 242 of file Sequencer.hh.

Referenced by getHitTypeLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_hitTypeMachLatencyHist

std::vector< std::vector<Stats::Histogram *> > Sequencer::m_hitTypeMachLatencyHist

private

Definition at line 247 of file Sequencer.hh.

Referenced by getHitTypeMachLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_IncompleteTimes

std::vector<Stats::Counter> Sequencer::m_IncompleteTimes

private

Definition at line 264 of file Sequencer.hh.

Referenced by getIncompleteTimes(), recordMissLatency(), and resetStats().

◆ m_InitialToForwardDelayHist

std::vector<Stats::Histogram *> Sequencer::m_InitialToForwardDelayHist

private

Definition at line 261 of file Sequencer.hh.

Referenced by getInitialToForwardDelayHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_inst_cache_hit_latency

Cycles Sequencer::m_inst_cache_hit_latency

private

Definition at line 222 of file Sequencer.hh.

◆ m_instCache_ptr

CacheMemory* Sequencer::m_instCache_ptr

private

Definition at line 215 of file Sequencer.hh.

◆ m_IssueToInitialDelayHist

std::vector<Stats::Histogram *> Sequencer::m_IssueToInitialDelayHist

private

Histograms for recording the breakdown of miss latency.

Definition at line 260 of file Sequencer.hh.

Referenced by getIssueToInitialDelayHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_latencyHist

Stats::Histogram Sequencer::m_latencyHist

private

Histogram for holding latency profile of all requests.

Definition at line 236 of file Sequencer.hh.

Referenced by getLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_max_outstanding_requests

int Sequencer::m_max_outstanding_requests

private

Definition at line 212 of file Sequencer.hh.

Referenced by makeRequest().

◆ m_missLatencyHist

Stats::Histogram Sequencer::m_missLatencyHist

private

Histogram for holding latency profile of all requests that miss in the controller connected to this sequencer.

Definition at line 251 of file Sequencer.hh.

Referenced by getMissLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_missMachLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_missMachLatencyHist

private

Histograms for profiling the latencies for requests that required external messages.

Definition at line 256 of file Sequencer.hh.

Referenced by getMissMachLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_missTypeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_missTypeLatencyHist

private

Definition at line 252 of file Sequencer.hh.

Referenced by getMissTypeLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_missTypeMachLatencyHist

std::vector< std::vector<Stats::Histogram *> > Sequencer::m_missTypeMachLatencyHist

private

Definition at line 257 of file Sequencer.hh.

Referenced by getMissTypeMachLatencyHist(), recordMissLatency(), regStats(), and resetStats().

◆ m_outstanding_count

int Sequencer::m_outstanding_count

private

Definition at line 225 of file Sequencer.hh.

Referenced by insertRequest(), makeRequest(), markRemoved(), outstandingCount(), print(), and wakeup().

◆ m_outstandReqHist

Stats::Histogram Sequencer::m_outstandReqHist

private

Histogram for number of outstanding requests per cycle.

Definition at line 233 of file Sequencer.hh.

Referenced by getOutstandReqHist(), insertRequest(), regStats(), and resetStats().

◆ m_RequestTable

std::unordered_map<Addr, std::list<SequencerRequest> > Sequencer::m_RequestTable

protected

Definition at line 203 of file Sequencer.hh.

Referenced by empty(), functionalWrite(), HTMSequencer::htmCallback(), insertRequest(), print(), readCallback(), wakeup(), and writeCallback().

◆ m_runningGarnetStandalone

bool Sequencer::m_runningGarnetStandalone

private

Definition at line 230 of file Sequencer.hh.

◆ m_typeLatencyHist

std::vector<Stats::Histogram *> Sequencer::m_typeLatencyHist

private

Definition at line 237 of file Sequencer.hh.

Referenced by getTypeLatencyHist(), recordMissLatency(), regStats(), and resetStats().

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

mem/ruby/system/Sequencer.hh
mem/ruby/system/Sequencer.cc

Public Types

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ Params

Constructor & Destructor Documentation

◆ Sequencer() [1/2]

◆ ~Sequencer()

◆ Sequencer() [2/2]

Member Function Documentation

◆ collateStats()

◆ coreId()

◆ descheduleDeadlockEvent()

◆ empty()

◆ evictionCallback()

◆ functionalWrite()

◆ getFirstResponseToCompletionDelayHist()

◆ getForwardRequestToFirstResponseHist()

◆ getHitLatencyHist()

◆ getHitMachLatencyHist()

◆ getHitTypeLatencyHist()

◆ getHitTypeMachLatencyHist()

◆ getIncompleteTimes()

◆ getInitialToForwardDelayHist()

◆ getIssueToInitialDelayHist()

◆ getLatencyHist()

◆ getMissLatencyHist()

◆ getMissMachLatencyHist()

◆ getMissTypeLatencyHist()

◆ getMissTypeMachLatencyHist()

◆ getOutstandReqHist()

◆ getTypeLatencyHist()

◆ hitCallback()

◆ insertRequest()

◆ isDeadlockEventScheduled()

◆ issueRequest()

◆ llscCheckMonitor()

◆ llscClearLocalMonitor()

◆ llscClearMonitor()

◆ llscLoadLinked()

◆ llscStoreConditional()

◆ makeRequest()

◆ markRemoved()

◆ operator=()

◆ outstandingCount()

◆ print()

◆ readCallback()

◆ recordMissLatency()

◆ recordRequestType()

◆ regStats()

◆ resetStats()

◆ wakeup()

◆ writeCallback()

◆ writeCallbackScFail()

Member Data Documentation

◆ deadlockCheckEvent

◆ m_coreId

◆ m_data_cache_hit_latency

◆ m_dataCache_ptr

◆ m_deadlock_check_scheduled

◆ m_deadlock_threshold

◆ m_FirstResponseToCompletionDelayHist

◆ m_ForwardToFirstResponseDelayHist

◆ m_hitLatencyHist

◆ m_hitMachLatencyHist

◆ m_hitTypeLatencyHist

◆ m_hitTypeMachLatencyHist

◆ m_IncompleteTimes

◆ m_InitialToForwardDelayHist

◆ m_inst_cache_hit_latency

◆ m_instCache_ptr

◆ m_IssueToInitialDelayHist

◆ m_latencyHist

◆ m_max_outstanding_requests

◆ m_missLatencyHist