gem5 v24.1.0.1
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#include <inst_tracker.hh>
Public Member Functions | |
LocalInstTracker (const LocalInstTrackerParams ¶ms) | |
virtual void | regProbeListeners () |
setup the probelistener | |
void | retiredInstsHandler (const uint64_t &inst) |
this function is called when the ProbePoint "RetiredInsts" is notified | |
void | stopListening () |
stop listening to the ProbePoints | |
void | startListening () |
start listening to the ProbePoints | |
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ProbeListenerObject (const ProbeListenerObjectParams ¶ms) | |
virtual | ~ProbeListenerObject () |
ProbeManager * | getProbeManager () |
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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. | |
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. | |
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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) | |
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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) |
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DrainState | drainState () const |
Return the current drain state of an object. | |
virtual void | notifyFork () |
Notify a child process of a fork. | |
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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 (const Group &)=delete | |
Group & | operator= (const Group &)=delete |
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Named (const std::string &name_) | |
virtual | ~Named ()=default |
virtual std::string | name () const |
Private Types | |
typedef ProbeListenerArg< LocalInstTracker, uint64_t > | LocalInstTrackerListener |
Private Attributes | |
bool | ifListening |
a boolean variable that determines if the LocalInstTracker is listening to the ProbePoints or not | |
GlobalInstTracker * | globalInstTracker |
the pointer to the GlobalInstTracker object. | |
Additional Inherited Members | |
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typedef SimObjectParams | Params |
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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. | |
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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. | |
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Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. | |
void | signalDrainDone () const |
Signal that an object is drained. | |
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ProbeManager * | manager |
std::vector< ProbeListener * > | listeners |
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const SimObjectParams & | _params |
Cached copy of the object parameters. | |
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EventQueue * | eventq |
A pointer to this object's event queue. | |
Definition at line 43 of file inst_tracker.hh.
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private |
Definition at line 60 of file inst_tracker.hh.
gem5::LocalInstTracker::LocalInstTracker | ( | const LocalInstTrackerParams & | params | ) |
Definition at line 34 of file inst_tracker.cc.
References DPRINTF, and ifListening.
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virtual |
setup the probelistener
Reimplemented from gem5::SimObject.
Definition at line 43 of file inst_tracker.cc.
References DPRINTF, ifListening, gem5::ProbeListenerObject::listeners, and retiredInstsHandler().
Referenced by startListening().
void gem5::LocalInstTracker::retiredInstsHandler | ( | const uint64_t & | inst | ) |
this function is called when the ProbePoint "RetiredInsts" is notified
inst | the number of retired instructions. It is usually 1. |
Definition at line 56 of file inst_tracker.cc.
References globalInstTracker, and gem5::GlobalInstTracker::updateAndCheckInstCount().
Referenced by regProbeListeners().
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inline |
start listening to the ProbePoints
Definition at line 80 of file inst_tracker.hh.
References ifListening, and regProbeListeners().
void gem5::LocalInstTracker::stopListening | ( | ) |
stop listening to the ProbePoints
Definition at line 62 of file inst_tracker.cc.
References DPRINTF, gem5::ProbeListenerObject::getProbeManager(), ifListening, gem5::ProbeListenerObject::listeners, panic_if, and gem5::ProbeManager::removeListener().
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private |
the pointer to the GlobalInstTracker object.
It is used to update the instruction count and check if the instruction count has reached the threshold across all the cores.
Definition at line 72 of file inst_tracker.hh.
Referenced by retiredInstsHandler().
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private |
a boolean variable that determines if the LocalInstTracker is listening to the ProbePoints or not
Definition at line 65 of file inst_tracker.hh.
Referenced by LocalInstTracker(), regProbeListeners(), startListening(), and stopListening().