LWPools Class Reference

#include <LWPools.h>

Collaboration diagram for LWPools:

Static Public Member Functions
static char *	acquire (unsigned length)
static void	release (char *, unsigned length)
static void	cleanup ()
template<unsigned length>
static char *	acquire ()
template<unsigned length>
static void	release (char *c)
template<class T , unsigned length>
static T *	acquire ()
template<class T , unsigned length>
static void	release (T *)
template<class T >
static T *	acquire (unsigned length)
template<class T >
static void	release (T *, unsigned length)
template<class T >
static void	deleteObject (T *)
static long long	getTotalPoolMemAllocated ()
static long long	getTotalPoolMemUsed ()

Private Member Functions
	LWPools ()
	~LWPools ()
	LWPools (const LWPools &)
LWPools &	operator= (const LWPools &)

Static Private Member Functions
static LWPool *	initPool (unsigned poolIndex, unsigned length)
static LWPool *	getPool (unsigned length)

Static Private Attributes
static PoolList s_pools	ATLAS_THREAD_SAFE
static std::atomic< long long >	s_bytesDynAlloc = 0

Detailed Description

Definition at line 29 of file LWPools.h.

Constructor & Destructor Documentation

LWPools() [1/2]

LWPools::LWPools ( )

private

~LWPools()

LWPools::~LWPools ( )

private

LWPools() [2/2]

LWPools::LWPools ( const LWPools &  )

private

Member Function Documentation

acquire() [1/4]

template<unsigned length>

static char* LWPools::acquire ( )

inlinestatic

Definition at line 40 of file LWPools.h.

{ return acquire(length); }

acquire() [2/4]

template<class T , unsigned length>

static T* LWPools::acquire ( )

static

acquire() [3/4]

static char* LWPools::acquire ( unsigned  length )

static

acquire() [4/4]

template<class T >

static T* LWPools::acquire ( unsigned  length )

static

cleanup()

void LWPools::cleanup ( )

static

Definition at line 71 of file LWPools.cxx.

{
  s_pools.cleanup();
  //Fixme: something here to flush mother pool also
}

deleteObject()

template<class T >

static void LWPools::deleteObject ( T *  )

static

getPool()

static LWPool* LWPools::getPool ( unsigned  length )

staticprivate

getTotalPoolMemAllocated()

long long LWPools::getTotalPoolMemAllocated ( )

static

Definition at line 78 of file LWPools.cxx.

{
  return LWPool::getMotherMemOwned()+s_bytesDynAlloc;
}

getTotalPoolMemUsed()

long long LWPools::getTotalPoolMemUsed ( )

static

Definition at line 84 of file LWPools.cxx.

{
  long long l(s_bytesDynAlloc);
  for (unsigned i=0;i<LWPoolSelector::nPools();++i) {
    LWPool* p = s_pools[i];
    if (p) l+=p->getMemDishedOut();
  }
  return l;
}

initPool()

LWPool * LWPools::initPool ( unsigned  poolIndex, unsigned  length  )

staticprivate

Definition at line 54 of file LWPools.cxx.

{
  assert(idx<LWPoolSelector::numberOfPools);
  assert(LWPoolSelector::poolIndex(length)==idx);
  LWPool * pool = new LWPool(LWPoolSelector::poolSize(length));
  s_bytesDynAlloc += sizeof(LWPool);
  LWPool* exp = nullptr;
  s_pools[idx].compare_exchange_strong (exp, pool);
  if (exp) {
    s_bytesDynAlloc -= sizeof(LWPool);
    delete pool;
    pool = exp;
  }
  return pool;
}

operator=()

LWPools& LWPools::operator= ( const LWPools &  )

private

release() [1/4]

static void LWPools::release ( char *  , unsigned  length  )

static

release() [2/4]

template<unsigned length>

static void LWPools::release ( char *  c )

inlinestatic

Definition at line 41 of file LWPools.h.

{ return release(c,length); }

release() [3/4]

template<class T , unsigned length>

static void LWPools::release ( T *  )

static

release() [4/4]

template<class T >

static void LWPools::release ( T *  , unsigned  length  )

static

Member Data Documentation

ATLAS_THREAD_SAFE

PoolList s_pools LWPools::ATLAS_THREAD_SAFE

staticprivate

Definition at line 59 of file LWPools.h.

s_bytesDynAlloc

std::atomic< long long > LWPools::s_bytesDynAlloc = 0

staticprivate

Definition at line 60 of file LWPools.h.

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

• LWPools.h
• LWPools.cxx