| gem5
    v21.1.0.2
    | 
#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.  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... | |
| ProbeManager * | getProbeManager () | 
| Get the probe manager for this object.  More... | |
| virtual Port & | getPort (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 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.  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 gem5::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 gem5::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 gem5::statistics::Group | |
| Group (Group *parent, const char *name=nullptr) | |
| Construct a new statistics group.  More... | |
| virtual | ~Group () | 
| virtual void | regStats () | 
| Callback to set stat parameters.  More... | |
| virtual void | resetStats () | 
| Callback to reset stats.  More... | |
| virtual void | preDumpStats () | 
| Callback before stats are dumped.  More... | |
| void | addStat (statistics::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... | |
| void | mergeStatGroup (Group *block) | 
| Merge the contents (stats & children) of a block to this block.  More... | |
| 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.  More... | |
| static SimObject * | find (const char *name) | 
| Find the SimObject with the given name and return a pointer to it.  More... | |
| static void | setSimObjectResolver (SimObjectResolver *resolver) | 
| There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.  More... | |
| static SimObjectResolver * | getSimObjectResolver () | 
| There is a single object name resolver, and it is only set when simulation is restoring from checkpoints.  More... | |
|  Static Public Member Functions inherited from gem5::Serializable | |
| static const std::string & | currentSection () | 
| Gets the fully-qualified name of the active section.  More... | |
| static void | generateCheckpointOut (const std::string &cpt_dir, std::ofstream &outstream) | 
| Generate a checkpoint file so that the serialization can be routed to it.  More... | |
|  Protected Member Functions inherited from gem5::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 gem5::SimObject | |
| const SimObjectParams & | _params | 
| Cached copy of the object parameters.  More... | |
|  Protected Attributes inherited from gem5::EventManager | |
| EventQueue * | eventq | 
| A pointer to this object's event queue.  More... | |
Definition at line 59 of file register_manager.hh.
| gem5::RegisterManager::RegisterManager | ( | const RegisterManagerParams & | params | ) | 
Definition at line 50 of file register_manager.cc.
References fatal, gem5::MipsISA::p, and policy.
| gem5::RegisterManager::~RegisterManager | ( | ) | 
Definition at line 62 of file register_manager.cc.
References srfPoolMgrs, and vrfPoolMgrs.
| void gem5::RegisterManager::allocateRegisters | ( | Wavefront * | w, | 
| int | vectorDemand, | ||
| int | scalarDemand | ||
| ) | 
Definition at line 124 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 117 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 111 of file register_manager.cc.
References gem5::RegisterManagerPolicy::canAllocateVgprs(), and policy.
Referenced by gem5::ComputeUnit::hasDispResources().
| void gem5::RegisterManager::exec | ( | ) | 
Definition at line 73 of file register_manager.cc.
References gem5::RegisterManagerPolicy::exec(), and policy.
| void gem5::RegisterManager::freeRegisters | ( | Wavefront * | w | ) | 
Definition at line 131 of file register_manager.cc.
References gem5::RegisterManagerPolicy::freeRegisters(), policy, and gem5::MipsISA::w.
Referenced by gem5::Gcn3ISA::Inst_SOPP__S_ENDPGM::execute(), and gem5::VegaISA::Inst_SOPP__S_ENDPGM::execute().
| int gem5::RegisterManager::mapSgpr | ( | Wavefront * | w, | 
| int | sgprIndex | ||
| ) | 
Definition at line 104 of file register_manager.cc.
References gem5::RegisterManagerPolicy::mapSgpr(), policy, and gem5::MipsISA::w.
Referenced by gem5::GPUStaticInst::initDynOperandInfo(), gem5::Wavefront::initRegState(), gem5::VegaISA::ScalarOperand< DataType, Const, sizeof(DataType)/sizeof(VecElemU32) >::regIdx(), gem5::Gcn3ISA::ScalarOperand< DataType, Const, sizeof(DataType)/sizeof(VecElemU32) >::regIdx(), and gem5::GPUDynInst::resolveFlatSegment().
| int gem5::RegisterManager::mapVgpr | ( | Wavefront * | w, | 
| int | vgprIndex | ||
| ) | 
Definition at line 97 of file register_manager.cc.
References gem5::RegisterManagerPolicy::mapVgpr(), policy, and gem5::MipsISA::w.
Referenced by gem5::Wavefront::freeRegisterFile(), gem5::GPUStaticInst::initDynOperandInfo(), gem5::Wavefront::initRegState(), gem5::Gcn3ISA::VecOperand< DataType, Const, NumDwords >::read(), gem5::VegaISA::VecOperand< DataType, Const, NumDwords >::read(), gem5::Gcn3ISA::VecOperand< DataType, Const, NumDwords >::write(), and gem5::VegaISA::VecOperand< DataType, Const, NumDwords >::write().
| void gem5::RegisterManager::setParent | ( | ComputeUnit * | cu | ) | 
Definition at line 79 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.
| 
 | private | 
Definition at line 89 of file register_manager.hh.
| 
 | private | 
Definition at line 87 of file register_manager.hh.
Referenced by setParent().
| 
 | private | 
Definition at line 85 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 81 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 82 of file register_manager.hh.
Referenced by gem5::StaticRegisterManagerPolicy::allocateRegisters(), gem5::StaticRegisterManagerPolicy::canAllocateVgprs(), gem5::Wavefront::freeRegisterFile(), gem5::ComputeUnit::resetRegisterPool(), setParent(), and ~RegisterManager().