Class thrust::device_allocator

An allocator which creates new elements in memory accessible by devices.

Inherits From:

• thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > >
• thrust::mr::allocator< T, Upstream >
• thrust::mr::validator< MR >

See: https://en.cppreference.com/w/cpp/named_req/Allocator

#include <thrust/device_allocator.h>
template <typename T> class thrust::device_allocator { public:   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below void_pointer;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below value_type;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below pointer;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below const_pointer;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below reference;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below const_reference;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below size_type;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below difference_type;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below propagate_on_container_copy_assignment;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below propagate_on_container_move_assignment;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  typedef see below propagate_on_container_swap;
  template <typename U>   struct rebind;
   /* Inherited from thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > > */  template <typename U>   struct rebind;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  template <typename U>   struct rebind;
  _CCCL_HOST_DEVICE   device_allocator();
  _CCCL_HOST_DEVICE   device_allocator(const device_allocator & other);
  template <typename U>   _CCCL_HOST_DEVICE   device_allocator(const device_allocator< U > & other);
  device_allocator &   operator=(const device_allocator &) = default;
  _CCCL_HOST_DEVICE   ~device_allocator();
   /* Inherited from thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > > */  _CCCL_EXEC_CHECK_DISABLE _CCCL_HOST_DEVICE   stateless_resource_allocator();
   /* Inherited from thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > > */  _CCCL_HOST_DEVICE   stateless_resource_allocator(const stateless_resource_allocator & other);
   /* Inherited from thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > > */  template <typename U>   _CCCL_HOST_DEVICE   stateless_resource_allocator(const stateless_resource_allocator< U, Upstream > & other);
   /* Inherited from thrust::mr::stateless_resource_allocator< T, device_ptr_memory_resource< device_memory_resource > > */  _CCCL_HOST_DEVICE   ~stateless_resource_allocator();
   /* Inherited from thrust::mr::allocator< T, Upstream > */  _CCCL_EXEC_CHECK_DISABLE _CCCL_HOST_DEVICE size_type   max_size() const;
   /* Inherited from thrust::mr::allocator< T, Upstream > */  _CCCL_HOST_DEVICE   allocator(MR * resource);
   /* Inherited from thrust::mr::allocator< T, Upstream > */  template <typename U>   _CCCL_HOST_DEVICE   allocator(const allocator< U, MR > & other);
   /* Inherited from thrust::mr::allocator< T, Upstream > */  _CCCL_NODISCARD _CCCL_HOST pointer   allocate(size_type n);
   /* Inherited from thrust::mr::allocator< T, Upstream > */  _CCCL_HOST void   deallocate(pointer p,     size_type n);
   /* Inherited from thrust::mr::allocator< T, Upstream > */  _CCCL_HOST_DEVICE MR *   resource() const; };

Member Classes

Struct thrust::device_allocator::rebind

Member Functions

Function thrust::device_allocator::device_allocator

_CCCL_HOST_DEVICE device_allocator(); Default constructor has no effect.

Function thrust::device_allocator::device_allocator

_CCCL_HOST_DEVICE device_allocator(const device_allocator & other); Copy constructor has no effect.

Function thrust::device_allocator::device_allocator

template <typename U> _CCCL_HOST_DEVICE device_allocator(const device_allocator< U > & other); Constructor from other device_allocator has no effect.

Function thrust::device_allocator::operator=

device_allocator & operator=(const device_allocator &) = default;

Function thrust::device_allocator::~device_allocator

_CCCL_HOST_DEVICE ~device_allocator(); Destructor has no effect.