thrustcache.h

#pragma once
#include <cstddef>
 
namespace tinker {
class ThrustCache
{
public:
   using value_type = char;
   ThrustCache();
   value_type* allocate(ptrdiff_t);      
   void deallocate(value_type*, size_t); 
   void clear();                         
 
   static ThrustCache& instance(); 
   static void allocate();         
   static void deallocate();       
 
private:
   value_type* ptr;
   size_t nbytes;
};
}