G4AllocatorList.cc

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//
// G4AllocatorList class implementation
//
// Authors: M.Asai (SLAC), G.Cosmo (CERN), June 2013
// --------------------------------------------------------------------
 
#include <iomanip>
 
#include "G4Allocator.hh"
#include "G4AllocatorList.hh"
#include "G4ios.hh"
 
G4ThreadLocal G4AllocatorList* G4AllocatorList::fAllocatorList = nullptr;
 
// --------------------------------------------------------------------
G4AllocatorList* G4AllocatorList::GetAllocatorList()
{
  if(fAllocatorList == nullptr)
  {
    fAllocatorList = new G4AllocatorList;
  }
  return fAllocatorList;
}
 
// --------------------------------------------------------------------
G4AllocatorList* G4AllocatorList::GetAllocatorListIfExist()
{
  return fAllocatorList;
}
 
// --------------------------------------------------------------------
G4AllocatorList::~G4AllocatorList() { fAllocatorList = nullptr; }
 
// --------------------------------------------------------------------
void G4AllocatorList::Register(G4AllocatorBase* alloc)
{
  fList.push_back(alloc);
}
 
// --------------------------------------------------------------------
void G4AllocatorList::Destroy(G4int nStat, G4int verboseLevel)
{
  auto itr = fList.cbegin();
  G4int i = 0, j = 0;
  G4double mem = 0, tmem = 0;
  if(verboseLevel > 0)
  {
    G4cout << "================== Deleting memory pools ==================="
           << G4endl;
  }
  for(; itr != fList.cend(); ++itr)
  {
    mem = (*itr)->GetAllocatedSize();
    if(i < nStat)
    {
      ++i;
      tmem += mem;
      (*itr)->ResetStorage();
      continue;
    }
    ++j;
    tmem += mem;
    if(verboseLevel > 1)
    {
      G4cout << "Pool ID '" << (*itr)->GetPoolType()
             << "', size : " << std::setprecision(3) << mem / 1048576
             << std::setprecision(6) << " MB" << G4endl;
    }
    (*itr)->ResetStorage();
    delete *itr;
  }
  if(verboseLevel > 0)
  {
    G4cout << "Number of memory pools allocated: " << Size()
           << "; of which, static: " << i << G4endl;
    G4cout << "Dynamic pools deleted: " << j
           << " / Total memory freed: " << std::setprecision(2)
           << tmem / 1048576 << std::setprecision(6) << " MB" << G4endl;
    G4cout << "============================================================"
           << G4endl;
  }
  fList.clear();
}
 
void G4AllocatorList::Report(G4bool itemize) const
{
  auto itr = fList.cbegin();
  G4int j = 0;
  G4double mem = 0, tmem = 0;
  G4cout << "================== Current memory pools ==================="
         << G4endl;
  for(; itr != fList.cend(); ++itr)
  {
    mem = (*itr)->GetAllocatedSize();
    ++j;
    tmem += mem;
    if(itemize)
    {
      G4cout << "Pool ID '" << (*itr)->GetPoolType()
             << "', size : " << std::setprecision(3) << mem / 1048576
             << std::setprecision(6) << " MB" << G4endl;
    }
  }
  G4cout << "Number of memory pools allocated: " << Size() << G4endl;
  G4cout << "Dynamic pools : " << j
         << " / Total memory : " << std::setprecision(2)
         << tmem / 1048576 << std::setprecision(6) << " MB" << G4endl;
  G4cout << "============================================================"
         << G4endl;
}