gem5  v21.1.0.2
Public Member Functions | Private Attributes | List of all members
gem5::DynPoolManager Class Reference

#include <dyn_pool_manager.hh>

Inheritance diagram for gem5::DynPoolManager:
gem5::PoolManager gem5::SimObject gem5::EventManager gem5::Serializable gem5::Drainable gem5::statistics::Group gem5::Named

Public Member Functions

 DynPoolManager (const PoolManagerParams &p)
 
uint32_t allocateRegion (const uint32_t size, uint32_t *reservedPoolSize) override
 
bool canAllocate (uint32_t numRegions, uint32_t size) override
 
void freeRegion (uint32_t firstIdx, uint32_t lastIdx) override
 
uint32_t minAllocatedElements (uint32_t size)
 
std::string printRegion () override
 
uint32_t regionSize (std::pair< uint32_t, uint32_t > &region) override
 
void resetRegion (const int &regsPerSimd) override
 
- Public Member Functions inherited from gem5::PoolManager
 PoolManager (const PoolManagerParams &p)
 
virtual ~PoolManager ()
 
uint32_t minAllocation ()
 
uint32_t poolSize ()
 
- Public Member Functions inherited from gem5::SimObject
const Paramsparams () 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...
 
ProbeManagergetProbeManager ()
 Get the probe manager for this object. More...
 
virtual PortgetPort (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
EventQueueeventQueue () 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 InforesolveStat (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
 
Groupoperator= (const Group &)=delete
 
- Public Member Functions inherited from gem5::Named
 Named (const std::string &name_)
 
virtual ~Named ()=default
 
virtual std::string name () const
 

Private Attributes

uint32_t _regionSize
 
uint32_t _totRegSpaceAvailable
 
std::list< std::pair< int, int > > freeSpaceRecord
 
int reservedSpaceRecord
 
int totalRegSpace
 

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 SimObjectfind (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 SimObjectResolvergetSimObjectResolver ()
 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
EventQueueeventq
 A pointer to this object's event queue. More...
 

Detailed Description

Definition at line 48 of file dyn_pool_manager.hh.

Constructor & Destructor Documentation

◆ DynPoolManager()

gem5::DynPoolManager::DynPoolManager ( const PoolManagerParams &  p)
inline

Definition at line 51 of file dyn_pool_manager.hh.

References _totRegSpaceAvailable, and gem5::MipsISA::p.

Member Function Documentation

◆ allocateRegion()

uint32_t gem5::DynPoolManager::allocateRegion ( const uint32_t  size,
uint32_t *  reservedPoolSize 
)
overridevirtual

◆ canAllocate()

bool gem5::DynPoolManager::canAllocate ( uint32_t  numRegions,
uint32_t  size 
)
overridevirtual

Implements gem5::PoolManager.

Definition at line 95 of file dyn_pool_manager.cc.

References _totRegSpaceAvailable, DPRINTF, and minAllocatedElements().

◆ freeRegion()

void gem5::DynPoolManager::freeRegion ( uint32_t  firstIdx,
uint32_t  lastIdx 
)
overridevirtual

◆ minAllocatedElements()

uint32_t gem5::DynPoolManager::minAllocatedElements ( uint32_t  size)

◆ printRegion()

std::string gem5::DynPoolManager::printRegion ( )
overridevirtual

◆ regionSize()

uint32_t gem5::DynPoolManager::regionSize ( std::pair< uint32_t, uint32_t > &  region)
overridevirtual

Implements gem5::PoolManager.

Definition at line 155 of file dyn_pool_manager.cc.

References gem5::PoolManager::poolSize().

◆ resetRegion()

void gem5::DynPoolManager::resetRegion ( const int &  regsPerSimd)
overridevirtual

Reimplemented from gem5::PoolManager.

Definition at line 84 of file dyn_pool_manager.cc.

References _totRegSpaceAvailable, freeSpaceRecord, reservedSpaceRecord, and totalRegSpace.

Member Data Documentation

◆ _regionSize

uint32_t gem5::DynPoolManager::_regionSize
private

Definition at line 68 of file dyn_pool_manager.hh.

Referenced by allocateRegion().

◆ _totRegSpaceAvailable

uint32_t gem5::DynPoolManager::_totRegSpaceAvailable
private

◆ freeSpaceRecord

std::list<std::pair<int,int> > gem5::DynPoolManager::freeSpaceRecord
private

Definition at line 72 of file dyn_pool_manager.hh.

Referenced by allocateRegion(), freeRegion(), printRegion(), and resetRegion().

◆ reservedSpaceRecord

int gem5::DynPoolManager::reservedSpaceRecord
private

Definition at line 73 of file dyn_pool_manager.hh.

Referenced by allocateRegion(), freeRegion(), printRegion(), and resetRegion().

◆ totalRegSpace

int gem5::DynPoolManager::totalRegSpace
private

Definition at line 75 of file dyn_pool_manager.hh.

Referenced by printRegion(), and resetRegion().


The documentation for this class was generated from the following files:

Generated on Tue Sep 21 2021 12:27:30 for gem5 by doxygen 1.8.17