gem5::ExecStage Class Reference

#include <exec_stage.hh>

Classes
struct	ExecStageStats

Public Member Functions
	ExecStage (const ComputeUnitParams &p, ComputeUnit &cu, ScheduleToExecute &from_schedule)
	~ExecStage ()
void	init ()
void	exec ()
std::string	dispStatusToStr (int j)
void	dumpDispList ()
const std::string &	name () const

Protected Attributes
gem5::ExecStage::ExecStageStats	stats

Private Member Functions
void	collectStatistics (enum STAT_STATUS stage, int unitId)
void	initStatistics ()

Private Attributes
ComputeUnit &	computeUnit
ScheduleToExecute &	fromSchedule
bool	lastTimeInstExecuted
bool	thisTimeInstExecuted
bool	instrExecuted
int	executionResourcesUsed
uint64_t	idle_dur
const std::string	_name

Detailed Description

Definition at line 73 of file exec_stage.hh.

Constructor & Destructor Documentation

ExecStage()

gem5::ExecStage::ExecStage	(	const ComputeUnitParams &	p,
		ComputeUnit &	cu,
		ScheduleToExecute &	from_schedule
	)

Definition at line 45 of file exec_stage.cc.

References idle_dur, gem5::ExecStage::ExecStageStats::numTransActiveIdle, and stats.

~ExecStage()

gem5::ExecStage::~ExecStage ( )

inline

Definition at line 78 of file exec_stage.hh.

Member Function Documentation

collectStatistics()

void gem5::ExecStage::collectStatistics ( enum STAT_STATUS  stage, int  unitId  )

private

Definition at line 65 of file exec_stage.cc.

References gem5::BusyExec, executionResourcesUsed, idle_dur, gem5::ExecStage::ExecStageStats::idleDur, gem5::IdleExec, instrExecuted, lastTimeInstExecuted, gem5::ExecStage::ExecStageStats::numCyclesWithInstrIssued, gem5::ExecStage::ExecStageStats::numCyclesWithInstrTypeIssued, gem5::ExecStage::ExecStageStats::numCyclesWithNoInstrTypeIssued, gem5::ExecStage::ExecStageStats::numCyclesWithNoIssue, gem5::ExecStage::ExecStageStats::numTransActiveIdle, gem5::PostExec, gem5::statistics::DistBase< Derived, Stor >::sample(), gem5::ExecStage::ExecStageStats::spc, stats, and thisTimeInstExecuted.

Referenced by exec().

dispStatusToStr()

std::string gem5::ExecStage::dispStatusToStr

(

int

j

)

Definition at line 111 of file exec_stage.cc.

References gem5::EMPTY, gem5::EXREADY, gem5::ArmISA::i, gem5::ArmISA::s, and gem5::SKIP.

Referenced by dumpDispList().

dumpDispList()

void gem5::ExecStage::dumpDispList

(

)

Definition at line 129 of file exec_stage.cc.

References computeUnit, gem5::ScheduleToExecute::dispatchStatus(), dispStatusToStr(), DPRINTF, gem5::EMPTY, fromSchedule, gem5::ArmISA::i, gem5::Wavefront::instructionBuffer, gem5::ComputeUnit::numExeUnits(), gem5::ScheduleToExecute::readyInst(), gem5::ArmISA::s, gem5::Wavefront::simdId, ss, and gem5::Wavefront::wfDynId.

Referenced by exec().

exec()

void gem5::ExecStage::exec

(

)

Definition at line 152 of file exec_stage.cc.

References gem5::BusyExec, collectStatistics(), computeUnit, gem5::ScheduleToExecute::dispatchStatus(), gem5::ScheduleToExecute::dispatchTransition(), DPRINTF, dumpDispList(), gem5::EMPTY, gem5::Wavefront::exec(), gem5::EXREADY, gem5::Wavefront::freeResources(), fromSchedule, gem5::IdleExec, initStatistics(), gem5::ComputeUnit::numExeUnits(), panic, gem5::PostExec, gem5::ScheduleToExecute::readyInst(), gem5::ArmISA::s, gem5::ComputeUnit::scheduleStage, gem5::Wavefront::simdId, gem5::SKIP, and gem5::Wavefront::wfDynId.

Referenced by gem5::ComputeUnit::exec().

init()

void gem5::ExecStage::init

(

)

Definition at line 59 of file exec_stage.cc.

References idle_dur.

Referenced by gem5::ComputeUnit::init().

initStatistics()

void gem5::ExecStage::initStatistics ( )

private

Definition at line 103 of file exec_stage.cc.

References executionResourcesUsed, instrExecuted, and thisTimeInstExecuted.

Referenced by exec().

name()

const std::string& gem5::ExecStage::name ( ) const

inline

Definition at line 85 of file exec_stage.hh.

References _name.

Member Data Documentation

_name

const std::string gem5::ExecStage::_name

private

Definition at line 98 of file exec_stage.hh.

Referenced by name().

computeUnit

ComputeUnit& gem5::ExecStage::computeUnit

private

Definition at line 90 of file exec_stage.hh.

Referenced by dumpDispList(), and exec().

executionResourcesUsed

int gem5::ExecStage::executionResourcesUsed

private

Definition at line 96 of file exec_stage.hh.

Referenced by collectStatistics(), and initStatistics().

fromSchedule

ScheduleToExecute& gem5::ExecStage::fromSchedule

private

Definition at line 91 of file exec_stage.hh.

Referenced by dumpDispList(), and exec().

idle_dur

uint64_t gem5::ExecStage::idle_dur

private

Definition at line 97 of file exec_stage.hh.

Referenced by collectStatistics(), ExecStage(), and init().

instrExecuted

bool gem5::ExecStage::instrExecuted

private

Definition at line 95 of file exec_stage.hh.

Referenced by collectStatistics(), and initStatistics().

lastTimeInstExecuted

bool gem5::ExecStage::lastTimeInstExecuted

private

Definition at line 93 of file exec_stage.hh.

Referenced by collectStatistics().

stats

gem5::ExecStage::ExecStageStats gem5::ExecStage::stats

protected

Referenced by collectStatistics(), and ExecStage().

thisTimeInstExecuted

bool gem5::ExecStage::thisTimeInstExecuted

private

Definition at line 94 of file exec_stage.hh.

Referenced by collectStatistics(), and initStatistics().

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

• gpu-compute/exec_stage.hh
• gpu-compute/exec_stage.cc