DeviceMemory.h

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#ifndef DeviceMemory_included
#define DeviceMemory_included
 
#include <Array_base.h>
#include <ctime>
#include <string>
#include <sstream>
#include <map>
#include <unordered_map>
#include <tuple>
 
// Map host ptr, size, DataLocation, Ddevice ptr
using map_t = std::unordered_map<void*, std::tuple<int, void*>>;
 
struct DeviceMemory
{
public:
 
  DeviceMemory() = delete;
 
  static size_t allocatedBytesOnDevice();
  static size_t deviceMemGetInfo(bool);
  static map_t& getMemoryMap() { return memory_map_; };
  static bool isAllocatedOnDevice(void *);
  static void* addrOnDevice(void*);
  static void add(void * ptr, void * device_ptr, trustIdType bytes);
  static void del(void * ptr);
  static void printMemoryMap();
  static trustIdType internal_items_size_;
  static int nb_pas_dt_; // can't reference Schema_temps_base cause Kernel/Utilitaires...
  static bool warning(trustIdType nb_items);
 
private:
  static map_t memory_map_; // Define a map to track memory allocations on device
  static size_t initial_free_;
};
 
#endif