#include <GPUCoalescer.hh>

Inheritance diagram for GPUCoalescer:

Classes
class	GMTokenPort

Public Types
typedef RubyGPUCoalescerParams	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
	GPUCoalescer (const Params *)

	~GPUCoalescer ()

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

void	wakeup ()

void	printRequestTable (std::stringstream &ss)

void	printProgress (std::ostream &out) const

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)

void	writeCallback (Addr address, MachineType mach, DataBlock &data)

void	writeCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion)

void	writeCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime)

void	readCallback (Addr address, DataBlock &data)

void	readCallback (Addr address, MachineType mach, DataBlock &data)

void	readCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime)

void	readCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion)

void	atomicCallback (Addr address, MachineType mach, const DataBlock &data)

void	recordCPReadCallBack (MachineID myMachID, MachineID senderMachID)

void	recordCPWriteCallBack (MachineID myMachID, MachineID senderMachID)

virtual RequestStatus	makeRequest (PacketPtr pkt) override

int	outstandingCount () const override

bool	isDeadlockEventScheduled () const override

void	descheduleDeadlockEvent () override

bool	empty () const

void	print (std::ostream &out) const

void	evictionCallback (Addr address)

void	completeIssue ()

void	insertKernel (int wavefront_id, PacketPtr pkt)

GMTokenPort &	getGMTokenPort ()

void	recordRequestType (SequencerRequestType requestType)

Stats::Histogram &	getOutstandReqHist ()

Stats::Histogram &	getLatencyHist ()

Stats::Histogram &	getTypeLatencyHist (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

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
	Notify an object that it needs to drain its state. More...

bool	isCPUSequencer ()

virtual int	functionalWrite (Packet *func_pkt)

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
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...

const Params *	params () const

	SimObject (const Params *_params)

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)

void	setCurTick (Tick newVal)

	EventManager (EventManager &em)

	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
bool	tryCacheAccess (Addr addr, RubyRequestType type, Addr pc, RubyAccessMode access_mode, int size, DataBlock *&data_ptr)

virtual void	issueRequest (CoalescedRequest *crequest)

void	kernelCallback (int wavfront_id)

void	hitCallback (CoalescedRequest *crequest, MachineType mach, DataBlock &data, bool success, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion)

void	recordMissLatency (CoalescedRequest *crequest, MachineType mach, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool success, bool isRegion)

void	completeHitCallback (std::vector< PacketPtr > &mylist)

virtual RubyRequestType	getRequestType (PacketPtr pkt)

bool	coalescePacket (PacketPtr pkt)

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 master_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
EventFunctionWrapper	issueEvent

int	m_max_outstanding_requests

Cycles	m_deadlock_threshold

CacheMemory *	m_dataCache_ptr

CacheMemory *	m_instCache_ptr

int	coalescingWindow

UncoalescedTable	uncoalescedTable

std::map< Addr, std::deque< CoalescedRequest * > >	coalescedTable

int	m_outstanding_count

bool	m_deadlock_check_scheduled

std::unordered_map< int, PacketPtr >	kernelEndList

std::vector< int >	newKernelEnds

int	m_store_waiting_on_load_cycles

int	m_store_waiting_on_store_cycles

int	m_load_waiting_on_store_cycles

int	m_load_waiting_on_load_cycles

bool	m_runningGarnetStandalone

EventFunctionWrapper	deadlockCheckEvent

bool	assumingRfOCoherence

Stats::Scalar	GPU_TCPLdHits

Stats::Scalar	GPU_TCPLdTransfers

Stats::Scalar	GPU_TCCLdHits

Stats::Scalar	GPU_LdMiss

Stats::Scalar	GPU_TCPStHits

Stats::Scalar	GPU_TCPStTransfers

Stats::Scalar	GPU_TCCStHits

Stats::Scalar	GPU_StMiss

Stats::Scalar	CP_TCPLdHits

Stats::Scalar	CP_TCPLdTransfers

Stats::Scalar	CP_TCCLdHits

Stats::Scalar	CP_LdMiss

Stats::Scalar	CP_TCPStHits

Stats::Scalar	CP_TCPStTransfers

Stats::Scalar	CP_TCCStHits

Stats::Scalar	CP_StMiss

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_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

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< MemSlavePort * >	slave_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
	GPUCoalescer (const GPUCoalescer &obj)

GPUCoalescer &	operator= (const GPUCoalescer &obj)

Private Attributes
GMTokenPort	gmTokenPort

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)

static void	unserializeGlobals (CheckpointIn &cp)

Public Attributes inherited from ClockedObject
PowerState *	powerState

Detailed Description

Definition at line 123 of file GPUCoalescer.hh.

Member Typedef Documentation

◆ Params

typedef RubyGPUCoalescerParams GPUCoalescer::Params

Definition at line 146 of file GPUCoalescer.hh.

Constructor & Destructor Documentation

◆ GPUCoalescer() [1/2]

GPUCoalescer::GPUCoalescer ( const Params * p )

◆ ~GPUCoalescer()

GPUCoalescer::~GPUCoalescer ( )

Definition at line 233 of file GPUCoalescer.cc.

◆ GPUCoalescer() [2/2]

GPUCoalescer::GPUCoalescer ( const GPUCoalescer & obj )

private

Member Function Documentation

◆ atomicCallback()

void GPUCoalescer::atomicCallback	(	Addr	address,
		MachineType	mach,
		const DataBlock &	data
	)

Definition at line 882 of file GPUCoalescer.cc.

References coalescedTable, fatal_if, hitCallback(), issueRequest(), and makeLineAddress().

◆ coalescePacket()

bool GPUCoalescer::coalescePacket ( PacketPtr pkt )

protected

Definition at line 770 of file GPUCoalescer.cc.

References ArmISA::c, coalescedTable, Clocked::curCycle(), DPRINTF, Packet::getAddr(), getRequestType(), CoalescedRequest::getRubyType(), CoalescedRequest::insertPacket(), issueRequest(), m_max_outstanding_requests, m_outstanding_count, makeLineAddress(), Packet::req, CoalescedRequest::setIssueTime(), and CoalescedRequest::setRubyType().

Referenced by completeIssue().

◆ collateStats()

void GPUCoalescer::collateStats ( )

◆ completeHitCallback()

void GPUCoalescer::completeHitCallback ( std::vector< PacketPtr > & mylist )

protected

Definition at line 939 of file GPUCoalescer.cc.

References curTick(), issueEvent, UncoalescedTable::packetAvailable(), RubyPort::SenderState::port, Packet::SenderState::predecessor, safe_cast(), EventManager::schedule(), Event::scheduled(), ArmISA::ss, RubyPort::testDrainComplete(), RubyPort::trySendRetries(), and uncoalescedTable.

Referenced by hitCallback().

◆ completeIssue()

void GPUCoalescer::completeIssue ( )

Definition at line 830 of file GPUCoalescer.cc.

References coalescePacket(), coalescingWindow, UncoalescedTable::getInstPackets(), ArmISA::i, kernelCallback(), ArmISA::len, newKernelEnds, uncoalescedTable, and UncoalescedTable::updateResources().

Referenced by GPUCoalescer(), VIPERCoalescer::invCallback(), VIPERCoalescer::makeRequest(), and VIPERCoalescer::wbCallback().

◆ descheduleDeadlockEvent()

void GPUCoalescer::descheduleDeadlockEvent ( )

inlineoverridevirtual

Implements RubyPort.

Definition at line 224 of file GPUCoalescer.hh.

◆ empty()

bool GPUCoalescer::empty ( ) const

Definition at line 544 of file GPUCoalescer.cc.

References coalescedTable.

◆ evictionCallback()

void GPUCoalescer::evictionCallback ( Addr address )

Definition at line 866 of file GPUCoalescer.cc.

References RubyPort::ruby_eviction_callback().

◆ getFirstResponseToCompletionDelayHist()

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

inline

Definition at line 271 of file GPUCoalescer.hh.

References addr, data, MipsISA::pc, ArmISA::t, and type.

◆ getForwardRequestToFirstResponseHist()

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

inline

Definition at line 267 of file GPUCoalescer.hh.

References ArmISA::t.

◆ getGMTokenPort()

GMTokenPort& GPUCoalescer::getGMTokenPort ( )

inline

Definition at line 238 of file GPUCoalescer.hh.

Referenced by UncoalescedTable::updateResources().

◆ getInitialToForwardDelayHist()

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

inline

Definition at line 263 of file GPUCoalescer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getIssueToInitialDelayHist()

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

inline

Definition at line 259 of file GPUCoalescer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getLatencyHist()

Stats::Histogram& GPUCoalescer::getLatencyHist ( )

inline

Definition at line 243 of file GPUCoalescer.hh.

Referenced by Profiler::collateStats().

◆ getMissLatencyHist()

Stats::Histogram& GPUCoalescer::getMissLatencyHist ( )

inline

Definition at line 247 of file GPUCoalescer.hh.

Referenced by Profiler::collateStats().

◆ getMissMachLatencyHist()

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

inline

Definition at line 252 of file GPUCoalescer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeLatencyHist()

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

inline

Definition at line 249 of file GPUCoalescer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ getMissTypeMachLatencyHist()

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

inline

Definition at line 256 of file GPUCoalescer.hh.

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

Referenced by Profiler::collateStats().

◆ getOutstandReqHist()

Stats::Histogram& GPUCoalescer::getOutstandReqHist ( )

inline

Definition at line 241 of file GPUCoalescer.hh.

Referenced by Profiler::collateStats().

◆ getPort()

Port & GPUCoalescer::getPort	(	const std::string &	if_name,
		PortID	idx = `InvalidPortID`
	)

overridevirtual

Get a port with a given name and index.

This is used at binding time and returns a reference to a protocol-agnostic port.

Parameters

if_name	Port name
idx	Index in the case of a VectorPort

Returns: A reference to the given port

Reimplemented from SimObject.

Definition at line 238 of file GPUCoalescer.cc.

References RubyPort::getPort(), and gmTokenPort.

◆ getRequestType()

RubyRequestType GPUCoalescer::getRequestType ( PacketPtr pkt )

protectedvirtual

Definition at line 550 of file GPUCoalescer.cc.

References Packet::isFlush(), Packet::isRead(), Packet::isWrite(), panic, and Packet::req.

Referenced by coalescePacket().

◆ getTypeLatencyHist()

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

inline

Definition at line 244 of file GPUCoalescer.hh.

References ArmISA::t.

Referenced by Profiler::collateStats().

◆ hitCallback()

void GPUCoalescer::hitCallback	(	CoalescedRequest *	crequest,
		MachineType	mach,
		DataBlock &	data,
		bool	success,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime,
		bool	isRegion
	)

protected

◆ insertKernel()

void GPUCoalescer::insertKernel	(	int	wavefront_id,
		PacketPtr	pkt
	)

Definition at line 333 of file GPUCoalescer.cc.

References DPRINTF, and kernelEndList.

Referenced by VIPERCoalescer::makeRequest(), and makeRequest().

◆ isDeadlockEventScheduled()

bool GPUCoalescer::isDeadlockEventScheduled ( ) const

inlineoverridevirtual

Implements RubyPort.

Definition at line 218 of file GPUCoalescer.hh.

◆ issueRequest()

void GPUCoalescer::issueRequest ( CoalescedRequest * crequest )

protectedvirtual

Definition at line 648 of file GPUCoalescer.cc.

References DataBlock::clear(), Clocked::clockEdge(), Clocked::clockPeriod(), curTick(), Clocked::cyclesToTicks(), deadlockCheckEvent, DPRINTFR, MessageBuffer::enqueue(), fatal_if, Packet::getAddr(), Packet::getAtomicOp(), RubySystem::getBlockSizeBytes(), CoalescedRequest::getFirstPkt(), CoalescedRequest::getPackets(), Packet::getPtr(), CoalescedRequest::getRubyType(), Packet::getSize(), ArmISA::i, Packet::isAtomicOp(), Packet::isWrite(), ArmISA::j, RubyPort::m_controller, m_deadlock_threshold, RubyPort::m_mandatory_q_ptr, RubyPort::m_version, makeLineAddress(), AbstractController::mandatoryQueueLatency(), MipsISA::pc, printAddress(), Packet::req, reqScopeToHSAScope(), reqSegmentToHSASegment(), EventManager::schedule(), and Event::scheduled().

Referenced by atomicCallback(), coalescePacket(), readCallback(), and writeCallback().

◆ kernelCallback()

void GPUCoalescer::kernelCallback ( int wavfront_id )

protected

Definition at line 872 of file GPUCoalescer.cc.

References kernelEndList, and RubyPort::ruby_hit_callback().

Referenced by completeIssue().

◆ makeRequest()

RequestStatus GPUCoalescer::makeRequest ( PacketPtr pkt )

overridevirtual

Implements RubyPort.

Reimplemented in VIPERCoalescer.

Definition at line 580 of file GPUCoalescer.cc.

References assumingRfOCoherence, curTick(), DPRINTF, Packet::getAddr(), insertKernel(), UncoalescedTable::insertPacket(), Packet::isAtomicOp(), Packet::isFlush(), Packet::isLLSC(), Packet::isRead(), issueEvent, Packet::isWrite(), newKernelEnds, Packet::req, EventManager::schedule(), Event::scheduled(), and uncoalescedTable.

Referenced by VIPERCoalescer::makeRequest().

◆ operator=()

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

private

◆ outstandingCount()

int GPUCoalescer::outstandingCount ( ) const

inlineoverridevirtual

Implements RubyPort.

Definition at line 215 of file GPUCoalescer.hh.

◆ print()

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

Definition at line 755 of file GPUCoalescer.cc.

References m_outstanding_count, and RubyPort::m_version.

Referenced by operator<<().

◆ printProgress()

void GPUCoalescer::printProgress ( std::ostream & out ) const

Definition at line 327 of file GPUCoalescer.cc.

◆ printRequestTable()

void GPUCoalescer::printRequestTable ( std::stringstream & ss )

Definition at line 284 of file GPUCoalescer.cc.

References coalescedTable, UncoalescedTable::printRequestTable(), and uncoalescedTable.

Referenced by wakeup().

◆ readCallback() [1/4]

void GPUCoalescer::readCallback	(	Addr	address,
		DataBlock &	data
	)

Definition at line 402 of file GPUCoalescer.cc.

Referenced by readCallback().

◆ readCallback() [2/4]

void GPUCoalescer::readCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data
	)

Definition at line 408 of file GPUCoalescer.cc.

References readCallback().

◆ readCallback() [3/4]

void GPUCoalescer::readCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime
	)

Definition at line 416 of file GPUCoalescer.cc.

References readCallback().

◆ readCallback() [4/4]

void GPUCoalescer::readCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime,
		bool	isRegion
	)

Definition at line 430 of file GPUCoalescer.cc.

References coalescedTable, fatal_if, hitCallback(), issueRequest(), and makeLineAddress().

◆ recordCPReadCallBack()

void GPUCoalescer::recordCPReadCallBack	(	MachineID	myMachID,
		MachineID	senderMachID
	)

Definition at line 911 of file GPUCoalescer.cc.

References CP_LdMiss, CP_TCCLdHits, CP_TCPLdHits, CP_TCPLdTransfers, and machineIDToMachineType().

◆ recordCPWriteCallBack()

void GPUCoalescer::recordCPWriteCallBack	(	MachineID	myMachID,
		MachineID	senderMachID
	)

Definition at line 925 of file GPUCoalescer.cc.

References CP_StMiss, CP_TCCStHits, CP_TCPStHits, CP_TCPStTransfers, and machineIDToMachineType().

◆ recordMissLatency()

void GPUCoalescer::recordMissLatency	(	CoalescedRequest *	crequest,
		MachineType	mach,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime,
		bool	success,
		bool	isRegion
	)

protected

◆ recordRequestType()

void GPUCoalescer::recordRequestType ( SequencerRequestType requestType )

Definition at line 764 of file GPUCoalescer.cc.

References DPRINTF.

◆ regStats()

void GPUCoalescer::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 1044 of file GPUCoalescer.cc.

References CP_LdMiss, CP_StMiss, CP_TCCLdHits, CP_TCCStHits, CP_TCPLdHits, CP_TCPLdTransfers, CP_TCPStHits, CP_TCPStTransfers, Stats::DataWrap< Derived, InfoProxyType >::desc(), GPU_LdMiss, GPU_StMiss, GPU_TCCLdHits, GPU_TCCStHits, GPU_TCPLdHits, GPU_TCPLdTransfers, GPU_TCPStHits, GPU_TCPStTransfers, ArmISA::i, Stats::Histogram::init(), ArmISA::j, m_FirstResponseToCompletionDelayHist, m_ForwardToFirstResponseDelayHist, m_InitialToForwardDelayHist, m_IssueToInitialDelayHist, m_latencyHist, m_missLatencyHist, m_missMachLatencyHist, m_missTypeLatencyHist, m_missTypeMachLatencyHist, m_outstandReqHist, m_typeLatencyHist, SimObject::name(), Stats::DataWrap< Derived, InfoProxyType >::name(), and Stats::Group::regStats().

◆ resetStats()

void GPUCoalescer::resetStats ( )

overridevirtual

Callback to reset stats.

Reimplemented from Stats::Group.

Definition at line 304 of file GPUCoalescer.cc.

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

◆ tryCacheAccess()

bool GPUCoalescer::tryCacheAccess	(	Addr	addr,
		RubyRequestType	type,
		Addr	pc,
		RubyAccessMode	access_mode,
		int	size,
		DataBlock *&	data_ptr
	)

protected

◆ wakeup()

void GPUCoalescer::wakeup ( )

Definition at line 249 of file GPUCoalescer.cc.

References UncoalescedTable::checkDeadlock(), Clocked::clockPeriod(), coalescedTable, Clocked::curCycle(), curTick(), Clocked::cyclesToTicks(), deadlockCheckEvent, m_deadlock_threshold, m_outstanding_count, RubyPort::m_version, panic, printRequestTable(), EventManager::schedule(), ArmISA::ss, and uncoalescedTable.

Referenced by GPUCoalescer().

◆ writeCallback() [1/4]

void GPUCoalescer::writeCallback	(	Addr	address,
		DataBlock &	data
	)

Definition at line 347 of file GPUCoalescer.cc.

Referenced by writeCallback().

◆ writeCallback() [2/4]

void GPUCoalescer::writeCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data
	)

Definition at line 353 of file GPUCoalescer.cc.

References writeCallback().

◆ writeCallback() [3/4]

void GPUCoalescer::writeCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime,
		bool	isRegion
	)

Definition at line 374 of file GPUCoalescer.cc.

References coalescedTable, hitCallback(), issueRequest(), and makeLineAddress().

◆ writeCallback() [4/4]

void GPUCoalescer::writeCallback	(	Addr	address,
		MachineType	mach,
		DataBlock &	data,
		Cycles	initialRequestTime,
		Cycles	forwardRequestTime,
		Cycles	firstResponseTime
	)

Definition at line 361 of file GPUCoalescer.cc.

References writeCallback().

Member Data Documentation

◆ assumingRfOCoherence

bool GPUCoalescer::assumingRfOCoherence

protected

Definition at line 351 of file GPUCoalescer.hh.

Referenced by GPUCoalescer(), and makeRequest().

◆ coalescedTable

std::map<Addr, std::deque<CoalescedRequest*> > GPUCoalescer::coalescedTable

protected

Definition at line 335 of file GPUCoalescer.hh.

Referenced by atomicCallback(), coalescePacket(), empty(), printRequestTable(), readCallback(), wakeup(), and writeCallback().

◆ coalescingWindow

int GPUCoalescer::coalescingWindow

protected

Definition at line 323 of file GPUCoalescer.hh.

Referenced by completeIssue(), and GPUCoalescer().

◆ CP_LdMiss

Stats::Scalar GPUCoalescer::CP_LdMiss

protected

Definition at line 367 of file GPUCoalescer.hh.

Referenced by recordCPReadCallBack(), and regStats().

◆ CP_StMiss

Stats::Scalar GPUCoalescer::CP_StMiss

protected

Definition at line 372 of file GPUCoalescer.hh.

Referenced by recordCPWriteCallBack(), and regStats().

◆ CP_TCCLdHits

Stats::Scalar GPUCoalescer::CP_TCCLdHits

protected

Definition at line 366 of file GPUCoalescer.hh.

Referenced by recordCPReadCallBack(), and regStats().

◆ CP_TCCStHits

Stats::Scalar GPUCoalescer::CP_TCCStHits

protected

Definition at line 371 of file GPUCoalescer.hh.

Referenced by recordCPWriteCallBack(), and regStats().

◆ CP_TCPLdHits

Stats::Scalar GPUCoalescer::CP_TCPLdHits

protected

Definition at line 364 of file GPUCoalescer.hh.

Referenced by recordCPReadCallBack(), and regStats().

◆ CP_TCPLdTransfers

Stats::Scalar GPUCoalescer::CP_TCPLdTransfers

protected

Definition at line 365 of file GPUCoalescer.hh.

Referenced by recordCPReadCallBack(), and regStats().

◆ CP_TCPStHits

Stats::Scalar GPUCoalescer::CP_TCPStHits

protected

Definition at line 369 of file GPUCoalescer.hh.

Referenced by recordCPWriteCallBack(), and regStats().

◆ CP_TCPStTransfers

Stats::Scalar GPUCoalescer::CP_TCPStTransfers

protected

Definition at line 370 of file GPUCoalescer.hh.

Referenced by recordCPWriteCallBack(), and regStats().

◆ deadlockCheckEvent

EventFunctionWrapper GPUCoalescer::deadlockCheckEvent

protected

Definition at line 350 of file GPUCoalescer.hh.

Referenced by GPUCoalescer(), issueRequest(), and wakeup().

◆ gmTokenPort

GMTokenPort GPUCoalescer::gmTokenPort

private

Definition at line 401 of file GPUCoalescer.hh.

Referenced by getPort(), and GPUCoalescer().

◆ GPU_LdMiss

Stats::Scalar GPUCoalescer::GPU_LdMiss

protected

Definition at line 357 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_StMiss

Stats::Scalar GPUCoalescer::GPU_StMiss

protected

Definition at line 362 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCCLdHits

Stats::Scalar GPUCoalescer::GPU_TCCLdHits

protected

Definition at line 356 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCCStHits

Stats::Scalar GPUCoalescer::GPU_TCCStHits

protected

Definition at line 361 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCPLdHits

Stats::Scalar GPUCoalescer::GPU_TCPLdHits

protected

Definition at line 354 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCPLdTransfers

Stats::Scalar GPUCoalescer::GPU_TCPLdTransfers

protected

Definition at line 355 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCPStHits

Stats::Scalar GPUCoalescer::GPU_TCPStHits

protected

Definition at line 359 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ GPU_TCPStTransfers

Stats::Scalar GPUCoalescer::GPU_TCPStTransfers

protected

Definition at line 360 of file GPUCoalescer.hh.

Referenced by recordMissLatency(), and regStats().

◆ issueEvent

EventFunctionWrapper GPUCoalescer::issueEvent

protected

Definition at line 310 of file GPUCoalescer.hh.

Referenced by completeHitCallback(), VIPERCoalescer::makeRequest(), and makeRequest().

◆ kernelEndList

std::unordered_map<int, PacketPtr> GPUCoalescer::kernelEndList

protected

Definition at line 340 of file GPUCoalescer.hh.

Referenced by insertKernel(), VIPERCoalescer::invCallback(), kernelCallback(), VIPERCoalescer::makeRequest(), and VIPERCoalescer::wbCallback().

◆ m_dataCache_ptr

CacheMemory* GPUCoalescer::m_dataCache_ptr

protected

Definition at line 318 of file GPUCoalescer.hh.

Referenced by GPUCoalescer(), VIPERCoalescer::invL1(), VIPERCoalescer::invwbL1(), and VIPERCoalescer::wbL1().

◆ m_deadlock_check_scheduled

bool GPUCoalescer::m_deadlock_check_scheduled

protected

Definition at line 339 of file GPUCoalescer.hh.

◆ m_deadlock_threshold

Cycles GPUCoalescer::m_deadlock_threshold

protected

Definition at line 316 of file GPUCoalescer.hh.

Referenced by GPUCoalescer(), issueRequest(), and wakeup().

◆ m_FirstResponseToCompletionDelayHist

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

protected

Definition at line 395 of file GPUCoalescer.hh.

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

◆ m_ForwardToFirstResponseDelayHist

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

protected

Definition at line 394 of file GPUCoalescer.hh.

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

◆ m_InitialToForwardDelayHist

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

protected

Definition at line 393 of file GPUCoalescer.hh.

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

◆ m_instCache_ptr

CacheMemory* GPUCoalescer::m_instCache_ptr

protected

Definition at line 319 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_IssueToInitialDelayHist

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

protected

Histograms for recording the breakdown of miss latency.

Definition at line 392 of file GPUCoalescer.hh.

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

◆ m_latencyHist

Stats::Histogram GPUCoalescer::m_latencyHist

protected

Histogram for holding latency profile of all requests.

Definition at line 378 of file GPUCoalescer.hh.

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

◆ m_load_waiting_on_load_cycles

int GPUCoalescer::m_load_waiting_on_load_cycles

protected

Definition at line 346 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_load_waiting_on_store_cycles

int GPUCoalescer::m_load_waiting_on_store_cycles

protected

Definition at line 345 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_max_outstanding_requests

int GPUCoalescer::m_max_outstanding_requests

protected

Definition at line 315 of file GPUCoalescer.hh.

Referenced by coalescePacket(), and GPUCoalescer().

◆ m_missLatencyHist

Stats::Histogram GPUCoalescer::m_missLatencyHist

protected

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

Definition at line 383 of file GPUCoalescer.hh.

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

◆ m_missMachLatencyHist

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

protected

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

Definition at line 388 of file GPUCoalescer.hh.

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

◆ m_missTypeLatencyHist

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

protected

Definition at line 384 of file GPUCoalescer.hh.

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

◆ m_missTypeMachLatencyHist

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

protected

Definition at line 389 of file GPUCoalescer.hh.

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

◆ m_outstanding_count

int GPUCoalescer::m_outstanding_count

protected

Definition at line 338 of file GPUCoalescer.hh.

Referenced by coalescePacket(), GPUCoalescer(), hitCallback(), print(), and wakeup().

◆ m_outstandReqHist

Stats::Histogram GPUCoalescer::m_outstandReqHist

protected

Histogram for number of outstanding requests per cycle.

Definition at line 375 of file GPUCoalescer.hh.

Referenced by regStats().

◆ m_runningGarnetStandalone

bool GPUCoalescer::m_runningGarnetStandalone

protected

Definition at line 348 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_store_waiting_on_load_cycles

int GPUCoalescer::m_store_waiting_on_load_cycles

protected

Definition at line 343 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_store_waiting_on_store_cycles

int GPUCoalescer::m_store_waiting_on_store_cycles

protected

Definition at line 344 of file GPUCoalescer.hh.

Referenced by GPUCoalescer().

◆ m_typeLatencyHist

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

protected

Definition at line 379 of file GPUCoalescer.hh.

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

◆ newKernelEnds

std::vector<int> GPUCoalescer::newKernelEnds

protected

Definition at line 341 of file GPUCoalescer.hh.

Referenced by completeIssue(), VIPERCoalescer::invCallback(), VIPERCoalescer::makeRequest(), makeRequest(), and VIPERCoalescer::wbCallback().

◆ uncoalescedTable

UncoalescedTable GPUCoalescer::uncoalescedTable

protected

Definition at line 328 of file GPUCoalescer.hh.

Referenced by completeHitCallback(), completeIssue(), GPUCoalescer(), makeRequest(), printRequestTable(), and wakeup().

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

mem/ruby/system/GPUCoalescer.hh
mem/ruby/system/GPUCoalescer.cc

Classes

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

◆ GPUCoalescer() [1/2]

◆ ~GPUCoalescer()

◆ GPUCoalescer() [2/2]

Member Function Documentation

◆ atomicCallback()

◆ coalescePacket()

◆ collateStats()

◆ completeHitCallback()

◆ completeIssue()

◆ descheduleDeadlockEvent()

◆ empty()

◆ evictionCallback()

◆ getFirstResponseToCompletionDelayHist()

◆ getForwardRequestToFirstResponseHist()

◆ getGMTokenPort()

◆ getInitialToForwardDelayHist()

◆ getIssueToInitialDelayHist()

◆ getLatencyHist()

◆ getMissLatencyHist()

◆ getMissMachLatencyHist()

◆ getMissTypeLatencyHist()

◆ getMissTypeMachLatencyHist()

◆ getOutstandReqHist()

◆ getPort()

◆ getRequestType()

◆ getTypeLatencyHist()

◆ hitCallback()

◆ insertKernel()

◆ isDeadlockEventScheduled()

◆ issueRequest()

◆ kernelCallback()

◆ makeRequest()

◆ operator=()

◆ outstandingCount()

◆ print()

◆ printProgress()

◆ printRequestTable()

◆ readCallback() [1/4]

◆ readCallback() [2/4]

◆ readCallback() [3/4]

◆ readCallback() [4/4]

◆ recordCPReadCallBack()

◆ recordCPWriteCallBack()

◆ recordMissLatency()

◆ recordRequestType()

◆ regStats()

◆ resetStats()

◆ tryCacheAccess()

◆ wakeup()

◆ writeCallback() [1/4]

◆ writeCallback() [2/4]

◆ writeCallback() [3/4]

◆ writeCallback() [4/4]

Member Data Documentation

◆ assumingRfOCoherence

◆ coalescedTable

◆ coalescingWindow

◆ CP_LdMiss

◆ CP_StMiss

◆ CP_TCCLdHits

◆ CP_TCCStHits

◆ CP_TCPLdHits

◆ CP_TCPLdTransfers

◆ CP_TCPStHits

◆ CP_TCPStTransfers

◆ deadlockCheckEvent

◆ gmTokenPort

◆ GPU_LdMiss