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gem5
v21.0.1.0
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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 SimObject | |
| const Params & | params () const |
| SimObject (const Params &p) | |
| 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... | |
| 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 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 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 | 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 (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... | |
| 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 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 SimObject | |
| typedef SimObjectParams | Params |
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) |
| 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 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... | |
Definition at line 56 of file register_manager.hh.
| RegisterManager::RegisterManager | ( | const RegisterManagerParams & | params | ) |
Definition at line 47 of file register_manager.cc.
References fatal, MipsISA::p, and policy.
| RegisterManager::~RegisterManager | ( | ) |
Definition at line 59 of file register_manager.cc.
References srfPoolMgrs, and vrfPoolMgrs.
| void RegisterManager::allocateRegisters | ( | Wavefront * | w, |
| int | vectorDemand, | ||
| int | scalarDemand | ||
| ) |
Definition at line 121 of file register_manager.cc.
References RegisterManagerPolicy::allocateRegisters(), policy, and MipsISA::w.
Referenced by ComputeUnit::dispWorkgroup().
| bool RegisterManager::canAllocateSgprs | ( | int | simdId, |
| int | nWfs, | ||
| int | demandPerWf | ||
| ) |
Definition at line 114 of file register_manager.cc.
References RegisterManagerPolicy::canAllocateSgprs(), and policy.
Referenced by ComputeUnit::hasDispResources().
| bool RegisterManager::canAllocateVgprs | ( | int | simdId, |
| int | nWfs, | ||
| int | demandPerWf | ||
| ) |
Definition at line 108 of file register_manager.cc.
References RegisterManagerPolicy::canAllocateVgprs(), and policy.
Referenced by ComputeUnit::hasDispResources().
| void RegisterManager::exec | ( | ) |
Definition at line 70 of file register_manager.cc.
References RegisterManagerPolicy::exec(), and policy.
| void RegisterManager::freeRegisters | ( | Wavefront * | w | ) |
Definition at line 128 of file register_manager.cc.
References RegisterManagerPolicy::freeRegisters(), policy, and MipsISA::w.
Referenced by Gcn3ISA::Inst_SOPP__S_ENDPGM::execute().
| int RegisterManager::mapSgpr | ( | Wavefront * | w, |
| int | sgprIndex | ||
| ) |
Definition at line 101 of file register_manager.cc.
References RegisterManagerPolicy::mapSgpr(), policy, and MipsISA::w.
Referenced by Wavefront::initRegState(), ScalarRegisterFile::operandsReady(), Gcn3ISA::ScalarOperand< DataType, Const, sizeof(DataType)/sizeof(VecElemU32) >::regIdx(), GPUDynInst::resolveFlatSegment(), and ScalarRegisterFile::scheduleWriteOperands().
| int RegisterManager::mapVgpr | ( | Wavefront * | w, |
| int | vgprIndex | ||
| ) |
Definition at line 94 of file register_manager.cc.
References RegisterManagerPolicy::mapVgpr(), policy, and MipsISA::w.
Referenced by Wavefront::freeRegisterFile(), Wavefront::initRegState(), VectorRegisterFile::operandsReady(), Gcn3ISA::VecOperand< DataType, Const, NumDwords >::read(), VectorRegisterFile::scheduleWriteOperands(), VectorRegisterFile::scheduleWriteOperandsFromLoad(), VectorRegisterFile::waveExecuteInst(), and Gcn3ISA::VecOperand< DataType, Const, NumDwords >::write().
| void RegisterManager::setParent | ( | ComputeUnit * | cu | ) |
Definition at line 76 of file register_manager.cc.
References computeUnit, fatal_if, ArmISA::i, policy, RegisterManagerPolicy::setParent(), ComputeUnit::srf, srfPoolMgrs, ComputeUnit::vrf, and vrfPoolMgrs.
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private |
Definition at line 86 of file register_manager.hh.
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private |
Definition at line 84 of file register_manager.hh.
Referenced by setParent().
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private |
Definition at line 82 of file register_manager.hh.
Referenced by allocateRegisters(), canAllocateSgprs(), canAllocateVgprs(), exec(), freeRegisters(), mapSgpr(), mapVgpr(), RegisterManager(), and setParent().
| std::vector<PoolManager*> RegisterManager::srfPoolMgrs |
Definition at line 78 of file register_manager.hh.
Referenced by StaticRegisterManagerPolicy::allocateRegisters(), StaticRegisterManagerPolicy::canAllocateSgprs(), ComputeUnit::resetRegisterPool(), setParent(), and ~RegisterManager().
| std::vector<PoolManager*> RegisterManager::vrfPoolMgrs |
Definition at line 79 of file register_manager.hh.
Referenced by StaticRegisterManagerPolicy::allocateRegisters(), StaticRegisterManagerPolicy::canAllocateVgprs(), Wavefront::freeRegisterFile(), ComputeUnit::resetRegisterPool(), setParent(), and ~RegisterManager().