gem5 v24.0.0.0
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#include <register_manager.hh>
Public Member Functions | |
RegisterManager (const RegisterManagerParams ¶ms) | |
~RegisterManager () | |
void | setParent (ComputeUnit *cu) |
void | exec () |
int | mapVgpr (Wavefront *w, int vgprIndex) |
int | mapSgpr (Wavefront *w, int sgprIndex) |
bool | canAllocateVgprs (int simdId, int nWfs, int demandPerWf) |
bool | canAllocateSgprs (int simdId, int nWfs, int demandPerWf) |
void | allocateRegisters (Wavefront *w, int vectorDemand, int scalarDemand) |
void | freeRegisters (Wavefront *w) |
Public Member Functions inherited from gem5::SimObject | |
const Params & | params () const |
SimObject (const Params &p) | |
virtual | ~SimObject () |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. | |
virtual void | loadState (CheckpointIn &cp) |
loadState() is called on each SimObject when restoring from a checkpoint. | |
virtual void | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. | |
virtual void | regProbePoints () |
Register probe points for this object. | |
virtual void | regProbeListeners () |
Register probe listeners for this object. | |
ProbeManager * | getProbeManager () |
Get the probe manager for this object. | |
virtual Port & | getPort (const std::string &if_name, PortID idx=InvalidPortID) |
Get a port with a given name and index. | |
virtual void | startup () |
startup() is the final initialization call before simulation. | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. | |
virtual void | memWriteback () |
Write back dirty buffers to memory using functional writes. | |
virtual void | memInvalidate () |
Invalidate the contents of memory buffers. | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. | |
Public Member Functions inherited from gem5::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. | |
void | setCurTick (Tick newVal) |
EventManager (EventManager &em) | |
Event manger manages events in the event queue. | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
Public Member Functions inherited from gem5::Serializable | |
Serializable () | |
virtual | ~Serializable () |
void | serializeSection (CheckpointOut &cp, const char *name) const |
Serialize an object into a new section. | |
void | serializeSection (CheckpointOut &cp, const std::string &name) const |
void | unserializeSection (CheckpointIn &cp, const char *name) |
Unserialize an a child object. | |
void | unserializeSection (CheckpointIn &cp, const std::string &name) |
Public Member Functions inherited from gem5::Drainable | |
DrainState | drainState () const |
Return the current drain state of an object. | |
virtual void | notifyFork () |
Notify a child process of a fork. | |
Public Member Functions inherited from gem5::statistics::Group | |
Group (Group *parent, const char *name=nullptr) | |
Construct a new statistics group. | |
virtual | ~Group () |
virtual void | regStats () |
Callback to set stat parameters. | |
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 Member Functions inherited from gem5::Named | |
Named (const std::string &name_) | |
virtual | ~Named ()=default |
virtual std::string | name () const |
Public Attributes | |
std::vector< PoolManager * > | srfPoolMgrs |
std::vector< PoolManager * > | vrfPoolMgrs |
Private Attributes | |
RegisterManagerPolicy * | policy |
ComputeUnit * | computeUnit |
std::string | _name |
Additional Inherited Members | |
Public Types inherited from gem5::SimObject | |
typedef SimObjectParams | Params |
Static Public Member Functions inherited from gem5::SimObject | |
static void | serializeAll (const std::string &cpt_dir) |
Create a checkpoint by serializing all SimObjects in the system. | |
static SimObject * | find (const char *name) |
Find the SimObject with the given name and return a pointer to it. | |
static void | setSimObjectResolver (SimObjectResolver *resolver) |
There is a single object name resolver, and it is only set when simulation is restoring from checkpoints. | |
static SimObjectResolver * | getSimObjectResolver () |
There is a single object name resolver, and it is only set when simulation is restoring from checkpoints. | |
Static Public Member Functions inherited from gem5::Serializable | |
static const std::string & | currentSection () |
Gets the fully-qualified name of the active section. | |
static void | generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream) |
Generate a checkpoint file so that the serialization can be routed to it. | |
Protected Member Functions inherited from gem5::Drainable | |
Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. | |
void | signalDrainDone () const |
Signal that an object is drained. | |
Protected Attributes inherited from gem5::SimObject | |
const SimObjectParams & | _params |
Cached copy of the object parameters. | |
Protected Attributes inherited from gem5::EventManager | |
EventQueue * | eventq |
A pointer to this object's event queue. | |
Definition at line 57 of file register_manager.hh.
gem5::RegisterManager::RegisterManager | ( | const RegisterManagerParams & | params | ) |
Definition at line 48 of file register_manager.cc.
References fatal, gem5::MipsISA::p, and policy.
gem5::RegisterManager::~RegisterManager | ( | ) |
Definition at line 60 of file register_manager.cc.
References srfPoolMgrs, and vrfPoolMgrs.
void gem5::RegisterManager::allocateRegisters | ( | Wavefront * | w, |
int | vectorDemand, | ||
int | scalarDemand ) |
Definition at line 122 of file register_manager.cc.
References gem5::RegisterManagerPolicy::allocateRegisters(), policy, and gem5::MipsISA::w.
Referenced by gem5::ComputeUnit::dispWorkgroup().
bool gem5::RegisterManager::canAllocateSgprs | ( | int | simdId, |
int | nWfs, | ||
int | demandPerWf ) |
Definition at line 115 of file register_manager.cc.
References gem5::RegisterManagerPolicy::canAllocateSgprs(), and policy.
Referenced by gem5::ComputeUnit::hasDispResources().
bool gem5::RegisterManager::canAllocateVgprs | ( | int | simdId, |
int | nWfs, | ||
int | demandPerWf ) |
Definition at line 109 of file register_manager.cc.
References gem5::RegisterManagerPolicy::canAllocateVgprs(), and policy.
Referenced by gem5::ComputeUnit::hasDispResources().
void gem5::RegisterManager::exec | ( | ) |
Definition at line 71 of file register_manager.cc.
References gem5::RegisterManagerPolicy::exec(), and policy.
void gem5::RegisterManager::freeRegisters | ( | Wavefront * | w | ) |
Definition at line 129 of file register_manager.cc.
References gem5::RegisterManagerPolicy::freeRegisters(), policy, and gem5::MipsISA::w.
Referenced by gem5::VegaISA::Inst_SOPP__S_ENDPGM::execute().
int gem5::RegisterManager::mapSgpr | ( | Wavefront * | w, |
int | sgprIndex ) |
Definition at line 102 of file register_manager.cc.
References gem5::RegisterManagerPolicy::mapSgpr(), policy, and gem5::MipsISA::w.
Referenced by gem5::GPUStaticInst::generateVirtToPhysMap(), gem5::Wavefront::initRegState(), gem5::VegaISA::ScalarOperand< DataType, Const, NumDwords >::regIdx(), and gem5::GPUDynInst::resolveFlatSegment().
int gem5::RegisterManager::mapVgpr | ( | Wavefront * | w, |
int | vgprIndex ) |
Definition at line 95 of file register_manager.cc.
References gem5::RegisterManagerPolicy::mapVgpr(), policy, and gem5::MipsISA::w.
Referenced by gem5::Wavefront::freeRegisterFile(), gem5::GPUStaticInst::generateVirtToPhysMap(), gem5::Wavefront::initRegState(), gem5::VegaISA::VecOperand< DataType, Const, NumDwords >::read(), and gem5::VegaISA::VecOperand< DataType, Const, NumDwords >::write().
void gem5::RegisterManager::setParent | ( | ComputeUnit * | cu | ) |
Definition at line 77 of file register_manager.cc.
References computeUnit, fatal_if, gem5::ArmISA::i, policy, gem5::RegisterManagerPolicy::setParent(), gem5::ComputeUnit::srf, srfPoolMgrs, gem5::ComputeUnit::vrf, and vrfPoolMgrs.
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private |
Definition at line 87 of file register_manager.hh.
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private |
Definition at line 85 of file register_manager.hh.
Referenced by setParent().
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private |
Definition at line 83 of file register_manager.hh.
Referenced by allocateRegisters(), canAllocateSgprs(), canAllocateVgprs(), exec(), freeRegisters(), mapSgpr(), mapVgpr(), RegisterManager(), and setParent().
std::vector<PoolManager*> gem5::RegisterManager::srfPoolMgrs |
Definition at line 79 of file register_manager.hh.
Referenced by gem5::StaticRegisterManagerPolicy::allocateRegisters(), gem5::StaticRegisterManagerPolicy::canAllocateSgprs(), gem5::ComputeUnit::resetRegisterPool(), setParent(), and ~RegisterManager().
std::vector<PoolManager*> gem5::RegisterManager::vrfPoolMgrs |
Definition at line 80 of file register_manager.hh.
Referenced by gem5::StaticRegisterManagerPolicy::allocateRegisters(), gem5::StaticRegisterManagerPolicy::canAllocateVgprs(), gem5::Wavefront::freeRegisterFile(), gem5::ComputeUnit::resetRegisterPool(), setParent(), and ~RegisterManager().