gem5  v20.1.0.0
Public Types | Public Member Functions | Private Attributes | List of all members
ScalarRegisterFile Class Reference

#include <scalar_register_file.hh>

Inheritance diagram for ScalarRegisterFile:
RegisterFile SimObject EventManager Serializable Drainable Stats::Group

Public Types

using ScalarRegU32 = TheGpuISA::ScalarRegU32
 
- Public Types inherited from SimObject
typedef SimObjectParams Params
 

Public Member Functions

 ScalarRegisterFile (const ScalarRegisterFileParams *p)
 
 ~ScalarRegisterFile ()
 
virtual bool operandsReady (Wavefront *w, GPUDynInstPtr ii) const override
 
virtual void scheduleWriteOperands (Wavefront *w, GPUDynInstPtr ii) override
 
virtual void scheduleWriteOperandsFromLoad (Wavefront *w, GPUDynInstPtr ii) override
 
virtual void waveExecuteInst (Wavefront *w, GPUDynInstPtr ii) override
 
void setParent (ComputeUnit *_computeUnit) override
 
ScalarRegU32readWriteable (int regIdx)
 
ScalarRegU32 read (int regIdx) const
 
void write (int regIdx, ScalarRegU32 value)
 
void printReg (Wavefront *wf, int regIdx) const
 
- Public Member Functions inherited from RegisterFile
 RegisterFile (const RegisterFileParams *p)
 
virtual ~RegisterFile ()
 
int numRegs () const
 
virtual void regStats () override
 Callback to set stat parameters. More...
 
virtual bool regBusy (int idx) const
 
virtual void markReg (int regIdx, bool value)
 
virtual void enqRegFreeEvent (uint32_t regIdx, uint64_t delay)
 
virtual void enqRegBusyEvent (uint32_t regIdx, uint64_t delay)
 
virtual bool canScheduleReadOperands (Wavefront *w, GPUDynInstPtr ii)
 
virtual bool canScheduleWriteOperands (Wavefront *w, GPUDynInstPtr ii)
 
virtual void scheduleReadOperands (Wavefront *w, GPUDynInstPtr ii)
 
virtual bool operandReadComplete (Wavefront *w, GPUDynInstPtr ii)
 
virtual bool canScheduleWriteOperandsFromLoad (Wavefront *w, GPUDynInstPtr ii)
 
virtual void exec ()
 
virtual std::string dump () const
 
virtual void dispatchInstruction (GPUDynInstPtr ii)
 
- Public Member Functions inherited from SimObject
const Paramsparams () const
 
 SimObject (const Params *_params)
 
virtual ~SimObject ()
 
virtual const std::string name () const
 
virtual void init ()
 init() is called after all C++ SimObjects have been created and all ports are connected. More...
 
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...
 
ProbeManagergetProbeManager ()
 Get the probe manager for this object. More...
 
virtual PortgetPort (const std::string &if_name, PortID idx=InvalidPortID)
 Get a port with a given name and index. 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
EventQueueeventQueue () 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 resetStats ()
 Callback to reset stats. More...
 
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 InforesolveStat (std::string name) const
 Resolve a stat by its name within this group. More...
 
 Group ()=delete
 
 Group (const Group &)=delete
 
Groupoperator= (const Group &)=delete
 

Private Attributes

std::vector< ScalarRegU32regFile
 

Additional Inherited Members

- Static Public Member Functions inherited from SimObject
static void serializeAll (CheckpointOut &cp)
 Serialize all SimObjects in the system. More...
 
static SimObjectfind (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)
 
- 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 Attributes inherited from RegisterFile
ComputeUnitcomputeUnit
 
int simdId
 
std::vector< bool > busy
 
int _numRegs
 
Stats::Scalar registerReads
 
Stats::Scalar registerWrites
 
Stats::Scalar sramReads
 
Stats::Scalar sramWrites
 
- Protected Attributes inherited from SimObject
const SimObjectParams * _params
 Cached copy of the object parameters. More...
 
- Protected Attributes inherited from EventManager
EventQueueeventq
 A pointer to this object's event queue. More...
 

Detailed Description

Definition at line 51 of file scalar_register_file.hh.

Member Typedef Documentation

◆ ScalarRegU32

using ScalarRegisterFile::ScalarRegU32 = TheGpuISA::ScalarRegU32

Definition at line 54 of file scalar_register_file.hh.

Constructor & Destructor Documentation

◆ ScalarRegisterFile()

ScalarRegisterFile::ScalarRegisterFile ( const ScalarRegisterFileParams *  p)

Definition at line 47 of file scalar_register_file.cc.

References RegisterFile::numRegs(), and regFile.

◆ ~ScalarRegisterFile()

ScalarRegisterFile::~ScalarRegisterFile ( )
inline

Definition at line 57 of file scalar_register_file.hh.

Member Function Documentation

◆ operandsReady()

bool ScalarRegisterFile::operandsReady ( Wavefront w,
GPUDynInstPtr  ii 
) const
overridevirtual

◆ printReg()

void ScalarRegisterFile::printReg ( Wavefront wf,
int  regIdx 
) const
inline

◆ read()

ScalarRegU32 ScalarRegisterFile::read ( int  regIdx) const
inline

Definition at line 81 of file scalar_register_file.hh.

References regFile.

◆ readWriteable()

ScalarRegU32& ScalarRegisterFile::readWriteable ( int  regIdx)
inline

Definition at line 74 of file scalar_register_file.hh.

References regFile.

◆ scheduleWriteOperands()

void ScalarRegisterFile::scheduleWriteOperands ( Wavefront w,
GPUDynInstPtr  ii 
)
overridevirtual

◆ scheduleWriteOperandsFromLoad()

void ScalarRegisterFile::scheduleWriteOperandsFromLoad ( Wavefront w,
GPUDynInstPtr  ii 
)
overridevirtual

◆ setParent()

void ScalarRegisterFile::setParent ( ComputeUnit _computeUnit)
inlineoverridevirtual

Reimplemented from RegisterFile.

Definition at line 67 of file scalar_register_file.hh.

References RegisterFile::setParent().

◆ waveExecuteInst()

void ScalarRegisterFile::waveExecuteInst ( Wavefront w,
GPUDynInstPtr  ii 
)
overridevirtual

◆ write()

void ScalarRegisterFile::write ( int  regIdx,
ScalarRegU32  value 
)
inline

Definition at line 88 of file scalar_register_file.hh.

References regFile.

Member Data Documentation

◆ regFile

std::vector<ScalarRegU32> ScalarRegisterFile::regFile
private

Definition at line 101 of file scalar_register_file.hh.

Referenced by printReg(), read(), readWriteable(), ScalarRegisterFile(), and write().


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

Generated on Wed Sep 30 2020 14:02:31 for gem5 by doxygen 1.8.17