#include <VIPERCoalescer.hh>
Inheritance diagram for gem5::ruby::VIPERCoalescer:
Public Types | |
| typedef VIPERCoalescerParams | Params |
 Public Types inherited from gem5::ruby::GPUCoalescer | |
| typedef RubyGPUCoalescerParams | Params |
| Public Types inherited from gem5::ruby::RubyPort | |
| typedef RubyPortParams | Params |
| Public Types inherited from gem5::ClockedObject | |
| using | Params = ClockedObjectParams |
| Parameters of ClockedObject. More... | |
| Public Types inherited from gem5::SimObject | |
| typedef SimObjectParams | Params |
Public Member Functions | |
| VIPERCoalescer (const Params &) | |
| ~VIPERCoalescer () | |
| void | writeCompleteCallback (Addr address, uint64_t instSeqNum) |
| void | invTCPCallback (Addr address) |
| RequestStatus | makeRequest (PacketPtr pkt) override |
| void | issueRequest (CoalescedRequest *crequest) override |
| Public Member Functions inherited from gem5::ruby::GPUCoalescer | |
| GPUCoalescer (const Params &) | |
| ~GPUCoalescer () | |
| Port & | getPort (const std::string &if_name, PortID idx=InvalidPortID) override |
| Get a port with a given name and index. More... | |
| void | wakeup () |
| void | printRequestTable (std::stringstream &ss) |
| void | printProgress (std::ostream &out) const |
| void | resetStats () override |
| Callback to reset stats. More... | |
| void | collateStats () |
| void | writeCallback (Addr address, DataBlock &data) |
| void | writeCallback (Addr address, MachineType mach, DataBlock &data) |
| void | writeCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion) |
| void | writeCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime) |
| void | writeCompleteCallback (Addr address, uint64_t instSeqNum, MachineType mach) |
| void | readCallback (Addr address, DataBlock &data) |
| void | readCallback (Addr address, MachineType mach, DataBlock &data) |
| void | readCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime) |
| void | readCallback (Addr address, MachineType mach, DataBlock &data, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion) |
| virtual void | atomicCallback (Addr address, MachineType mach, const DataBlock &data) |
| int | outstandingCount () const override |
| bool | isDeadlockEventScheduled () const override |
| void | descheduleDeadlockEvent () override |
| bool | empty () const |
| void | print (std::ostream &out) const |
| void | evictionCallback (Addr address) |
| void | completeIssue () |
| void | insertKernel (int wavefront_id, PacketPtr pkt) |
| GMTokenPort & | getGMTokenPort () |
| statistics::Histogram & | getOutstandReqHist () |
| statistics::Histogram & | getLatencyHist () |
| statistics::Histogram & | getTypeLatencyHist (uint32_t t) |
| statistics::Histogram & | getMissLatencyHist () |
| statistics::Histogram & | getMissTypeLatencyHist (uint32_t t) |
| statistics::Histogram & | getMissMachLatencyHist (uint32_t t) const |
| statistics::Histogram & | getMissTypeMachLatencyHist (uint32_t r, uint32_t t) const |
| statistics::Histogram & | getIssueToInitialDelayHist (uint32_t t) const |
| statistics::Histogram & | getInitialToForwardDelayHist (const MachineType t) const |
| statistics::Histogram & | getForwardRequestToFirstResponseHist (const MachineType t) const |
| statistics::Histogram & | getFirstResponseToCompletionDelayHist (const MachineType t) const |
| Public Member Functions inherited from gem5::ruby::RubyPort | |
| RubyPort (const Params &p) | |
| virtual | ~RubyPort () |
| void | init () override |
| init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
| Port & | getPort (const std::string &if_name, PortID idx=InvalidPortID) override |
| Get a port with a given name and index. More... | |
| void | setController (AbstractController *_cntrl) |
| uint32_t | getId () |
| DrainState | drain () override |
| Draining is the process of clearing out the states of SimObjects.These are the SimObjects that are partially executed or are partially in flight. More... | |
| bool | isCPUSequencer () |
| virtual int | functionalWrite (Packet *func_pkt) |
| Public Member Functions inherited from gem5::ClockedObject | |
| ClockedObject (const ClockedObjectParams &p) | |
| 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::SimObject | |
| const Params & | params () const |
| SimObject (const Params &p) | |
| virtual | ~SimObject () |
| 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 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 | 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 Member Functions inherited from gem5::Clocked | |
| void | updateClockPeriod () |
| Update the tick to the current tick. More... | |
| Tick | clockEdge (Cycles cycles=Cycles(0)) const |
| Determine the tick when a cycle begins, by default the current one, but the argument also enables the caller to determine a future cycle. More... | |
| Cycles | curCycle () const |
| Determine the current cycle, corresponding to a tick aligned to a clock edge. More... | |
| Tick | nextCycle () const |
| Based on the clock of the object, determine the start tick of the first cycle that is at least one cycle in the future. More... | |
| uint64_t | frequency () const |
| Tick | clockPeriod () const |
| double | voltage () const |
| Cycles | ticksToCycles (Tick t) const |
| Tick | cyclesToTicks (Cycles c) const |
Private Member Functions | |
| void | invTCP () |
| Invalidate TCP. More... | |
| void | makeWriteCompletePkts (CoalescedRequest *crequest) |
Private Attributes | |
| PacketPtr | m_cache_inv_pkt |
| int | m_num_pending_invs |
| std::unordered_map< uint64_t, std::vector< PacketPtr > > | m_writeCompletePktMap |
Additional Inherited Members | |
| 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... | |
| Public Attributes inherited from gem5::ClockedObject | |
| PowerState * | powerState |
| Protected Member Functions inherited from gem5::ruby::GPUCoalescer | |
| bool | tryCacheAccess (Addr addr, RubyRequestType type, Addr pc, RubyAccessMode access_mode, int size, DataBlock *&data_ptr) |
| virtual void | issueMemSyncRequest (PacketPtr pkt) |
| void | kernelCallback (int wavefront_id) |
| void | hitCallback (CoalescedRequest *crequest, MachineType mach, DataBlock &data, bool success, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool isRegion) |
| void | recordMissLatency (CoalescedRequest *crequest, MachineType mach, Cycles initialRequestTime, Cycles forwardRequestTime, Cycles firstResponseTime, bool success, bool isRegion) |
| void | completeHitCallback (std::vector< PacketPtr > &mylist) |
| virtual RubyRequestType | getRequestType (PacketPtr pkt) |
| GPUDynInstPtr | getDynInst (PacketPtr pkt) const |
| bool | coalescePacket (PacketPtr pkt) |
| Protected Member Functions inherited from gem5::ruby::RubyPort | |
| void | trySendRetries () |
| void | ruby_hit_callback (PacketPtr pkt) |
| void | ruby_unaddressed_callback (PacketPtr pkt) |
| void | ruby_stale_translation_callback (Addr txnId) |
| void | testDrainComplete () |
| void | ruby_eviction_callback (Addr address) |
| bool | recvTimingResp (PacketPtr pkt, PortID request_port_id) |
| Called by the PIO port when receiving a timing response. 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 Member Functions inherited from gem5::Clocked | |
| Clocked (ClockDomain &clk_domain) | |
| Create a clocked object and set the clock domain based on the parameters. More... | |
| Clocked (Clocked &)=delete | |
| Clocked & | operator= (Clocked &)=delete |
| virtual | ~Clocked () |
| Virtual destructor due to inheritance. More... | |
| void | resetClock () const |
| Reset the object's clock using the current global tick value. More... | |
| virtual void | clockPeriodUpdated () |
| A hook subclasses can implement so they can do any extra work that's needed when the clock rate is changed. More... | |
| Protected Attributes inherited from gem5::ruby::GPUCoalescer | |
| EventFunctionWrapper | issueEvent |
| int | m_max_outstanding_requests |
| Cycles | m_deadlock_threshold |
| CacheMemory * | m_dataCache_ptr |
| CacheMemory * | m_instCache_ptr |
| int | coalescingWindow |
| UncoalescedTable | uncoalescedTable |
| std::map< Addr, std::deque< CoalescedRequest * > > | coalescedTable |
| std::unordered_map< uint64_t, std::deque< CoalescedRequest * > > | coalescedReqs |
| std::unordered_map< uint64_t, PendingWriteInst > | pendingWriteInsts |
| int | m_outstanding_count |
| bool | m_deadlock_check_scheduled |
| std::unordered_map< int, PacketPtr > | kernelEndList |
| std::vector< int > | newKernelEnds |
| int | m_store_waiting_on_load_cycles |
| int | m_store_waiting_on_store_cycles |
| int | m_load_waiting_on_store_cycles |
| int | m_load_waiting_on_load_cycles |
| bool | m_runningGarnetStandalone |
| EventFunctionWrapper | deadlockCheckEvent |
| bool | assumingRfOCoherence |
| statistics::Histogram | m_outstandReqHist |
| Histogram for number of outstanding requests per cycle. More... | |
| statistics::Histogram | m_latencyHist |
| Histogram for holding latency profile of all requests. More... | |
| std::vector< statistics::Histogram * > | m_typeLatencyHist |
| statistics::Histogram | m_missLatencyHist |
| Histogram for holding latency profile of all requests that miss in the controller connected to this sequencer. More... | |
| std::vector< statistics::Histogram * > | m_missTypeLatencyHist |
| std::vector< statistics::Histogram * > | m_missMachLatencyHist |
| Histograms for profiling the latencies for requests that required external messages. More... | |
| std::vector< std::vector< statistics::Histogram * > > | m_missTypeMachLatencyHist |
| std::vector< statistics::Histogram * > | m_IssueToInitialDelayHist |
| Histograms for recording the breakdown of miss latency. More... | |
| std::vector< statistics::Histogram * > | m_InitialToForwardDelayHist |
| std::vector< statistics::Histogram * > | m_ForwardToFirstResponseDelayHist |
| std::vector< statistics::Histogram * > | m_FirstResponseToCompletionDelayHist |
| Protected Attributes inherited from gem5::ruby::RubyPort | |
| RubySystem * | m_ruby_system |
| uint32_t | m_version |
| AbstractController * | m_controller |
| MessageBuffer * | m_mandatory_q_ptr |
| bool | m_usingRubyTester |
| System * | system |
| std::vector< MemResponsePort * > | response_ports |
| 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... | |
Detailed Description
Definition at line 58 of file VIPERCoalescer.hh.
Member Typedef Documentation
◆ Params
| typedef VIPERCoalescerParams gem5::ruby::VIPERCoalescer::Params |
Definition at line 61 of file VIPERCoalescer.hh.
Constructor & Destructor Documentation
◆ VIPERCoalescer()
| gem5::ruby::VIPERCoalescer::VIPERCoalescer | ( | const Params & | p | ) |
Definition at line 57 of file VIPERCoalescer.cc.
◆ ~VIPERCoalescer()
| gem5::ruby::VIPERCoalescer::~VIPERCoalescer | ( | ) |
Definition at line 64 of file VIPERCoalescer.cc.
Member Function Documentation
◆ invTCP()
|
private |
Invalidate TCP.
Definition at line 280 of file VIPERCoalescer.cc.
References gem5::X86ISA::addr, gem5::Clocked::clockEdge(), gem5::Clocked::cyclesToTicks(), DPRINTF, gem5::ruby::MessageBuffer::enqueue(), gem5::ruby::CacheMemory::getAddressAtIdx(), gem5::ruby::CacheMemory::getNumBlocks(), gem5::ArmISA::i, gem5::ruby::RubyPort::m_controller, gem5::ruby::GPUCoalescer::m_dataCache_ptr, gem5::ruby::RubyPort::m_mandatory_q_ptr, m_num_pending_invs, and gem5::ruby::AbstractController::mandatoryQueueLatency().
Referenced by makeRequest().
◆ invTCPCallback()
| void gem5::ruby::VIPERCoalescer::invTCPCallback | ( | Addr | address | ) |
Definition at line 263 of file VIPERCoalescer.cc.
References gem5::ruby::GPUCoalescer::completeHitCallback(), m_cache_inv_pkt, and m_num_pending_invs.
◆ issueRequest()
|
overridevirtual |
Implements gem5::ruby::GPUCoalescer.
Definition at line 111 of file VIPERCoalescer.cc.
References gem5::ruby::DataBlock::clear(), gem5::Clocked::clockEdge(), gem5::Clocked::clockPeriod(), gem5::Packet::cmd, gem5::curTick(), gem5::Clocked::cyclesToTicks(), gem5::ruby::GPUCoalescer::deadlockCheckEvent, DPRINTFR, gem5::ruby::MessageBuffer::enqueue(), fatal_if, gem5::Packet::getAddr(), gem5::Packet::getAtomicOp(), gem5::ruby::RubySystem::getBlockSizeBytes(), gem5::ruby::CoalescedRequest::getFirstPkt(), gem5::ruby::CoalescedRequest::getPackets(), gem5::Packet::getPtr(), gem5::ruby::CoalescedRequest::getRubyType(), gem5::ruby::CoalescedRequest::getSeqNum(), gem5::Packet::getSize(), gem5::ArmISA::i, gem5::Packet::isAtomicOp(), gem5::Packet::isWrite(), gem5::ArmISA::j, gem5::ruby::RubyPort::m_controller, gem5::ruby::GPUCoalescer::m_deadlock_threshold, gem5::ruby::RubyPort::m_mandatory_q_ptr, gem5::ruby::RubyPort::m_version, gem5::ruby::makeLineAddress(), makeWriteCompletePkts(), gem5::ruby::AbstractController::mandatoryQueueLatency(), gem5::MipsISA::pc, gem5::ruby::printAddress(), gem5::Packet::req, gem5::EventManager::schedule(), gem5::Event::scheduled(), gem5::ruby::DataBlock::setData(), and gem5::MemCmd::WriteReq.
◆ makeRequest()
|
overridevirtual |
Reimplemented from gem5::ruby::GPUCoalescer.
Definition at line 71 of file VIPERCoalescer.cc.
References gem5::Packet::cmd, invTCP(), gem5::Packet::isAtomicOp(), m_cache_inv_pkt, gem5::ruby::GPUCoalescer::makeRequest(), gem5::MemCmd::MemSyncReq, gem5::MemCmd::ReadReq, gem5::Packet::req, and gem5::MemCmd::WriteReq.
◆ makeWriteCompletePkts()
|
private |
Definition at line 195 of file VIPERCoalescer.cc.
References DPRINTF, gem5::ruby::CoalescedRequest::getPackets(), gem5::ruby::CoalescedRequest::getSeqNum(), m_writeCompletePktMap, gem5::Packet::senderState, gem5::Packet::setAddr(), gem5::MemCmd::WriteCompleteResp, and gem5::MemCmd::WriteReq.
Referenced by issueRequest().
◆ writeCompleteCallback()
| void gem5::ruby::VIPERCoalescer::writeCompleteCallback | ( | Addr | address, |
| uint64_t | instSeqNum | ||
| ) |
Definition at line 224 of file VIPERCoalescer.cc.
References gem5::X86ISA::addr, DPRINTF, gem5::ruby::GPUCoalescer::empty(), gem5::Packet::getAddr(), m_writeCompletePktMap, gem5::ruby::makeLineAddress(), and gem5::ruby::RubyPort::trySendRetries().
Member Data Documentation
◆ m_cache_inv_pkt
|
private |
Definition at line 77 of file VIPERCoalescer.hh.
Referenced by invTCPCallback(), and makeRequest().
◆ m_num_pending_invs
|
private |
Definition at line 80 of file VIPERCoalescer.hh.
Referenced by invTCP(), and invTCPCallback().
◆ m_writeCompletePktMap
|
private |
Definition at line 89 of file VIPERCoalescer.hh.
Referenced by makeWriteCompletePkts(), and writeCompleteCallback().
The documentation for this class was generated from the following files:
- mem/ruby/system/VIPERCoalescer.hh
- mem/ruby/system/VIPERCoalescer.cc