rmm::mr::prefetch_resource_adaptor< Upstream > Class Template Reference

Resource that prefetches all memory allocations. More...

#include <prefetch_resource_adaptor.hpp>

Inheritance diagram for rmm::mr::prefetch_resource_adaptor< Upstream >:

Collaboration diagram for rmm::mr::prefetch_resource_adaptor< Upstream >:

Public Member Functions
	prefetch_resource_adaptor (device_async_resource_ref upstream)
	Construct a new prefetch resource adaptor using upstream to satisfy allocation requests. More...
	prefetch_resource_adaptor (Upstream *upstream)
	Construct a new prefetch resource adaptor using upstream to satisfy allocation requests. More...
	prefetch_resource_adaptor (prefetch_resource_adaptor const &)=delete
prefetch_resource_adaptor &	operator= (prefetch_resource_adaptor const &)=delete
	prefetch_resource_adaptor (prefetch_resource_adaptor &&) noexcept=default
	Default move constructor.
prefetch_resource_adaptor &	operator= (prefetch_resource_adaptor &&) noexcept=default
	Default move assignment operator. More...
rmm::device_async_resource_ref	get_upstream_resource () const noexcept
	rmm::device_async_resource_ref to the upstream resource More...
Public Member Functions inherited from rmm::mr::device_memory_resource
	device_memory_resource (device_memory_resource const &)=default
	Default copy constructor.
	device_memory_resource (device_memory_resource &&) noexcept=default
	Default move constructor.
device_memory_resource &	operator= (device_memory_resource const &)=default
	Default copy assignment operator. More...
device_memory_resource &	operator= (device_memory_resource &&) noexcept=default
	Default move assignment operator. More...
void *	allocate_sync (std::size_t bytes, std::size_t alignment=rmm::CUDA_ALLOCATION_ALIGNMENT)
	Allocates memory of size at least bytes. More...
void	deallocate_sync (void *ptr, std::size_t bytes, [[maybe_unused]] std::size_t alignment=rmm::CUDA_ALLOCATION_ALIGNMENT) noexcept
	Deallocate memory pointed to by p. More...
void *	allocate (cuda_stream_view stream, std::size_t bytes, std::size_t alignment=rmm::CUDA_ALLOCATION_ALIGNMENT)
	Allocates memory of size at least bytes on the specified stream. More...
void	deallocate (cuda_stream_view stream, void *ptr, std::size_t bytes, [[maybe_unused]] std::size_t alignment=rmm::CUDA_ALLOCATION_ALIGNMENT) noexcept
	Deallocate memory pointed to by ptr on the specified stream. More...
bool	is_equal (device_memory_resource const &other) const noexcept
	Compare this resource to another. More...
bool	operator== (device_memory_resource const &other) const noexcept
	Comparison operator with another device_memory_resource. More...
bool	operator!= (device_memory_resource const &other) const noexcept
	Comparison operator with another device_memory_resource. More...

Detailed Description

template<typename Upstream>
class rmm::mr::prefetch_resource_adaptor< Upstream >

Resource that prefetches all memory allocations.

Template Parameters

Upstream

Type of the upstream resource used for allocation/deallocation.

Constructor & Destructor Documentation

prefetch_resource_adaptor() [1/2]

template<typename Upstream >

rmm::mr::prefetch_resource_adaptor< Upstream >::prefetch_resource_adaptor ( device_async_resource_ref  upstream )

inline

Construct a new prefetch resource adaptor using upstream to satisfy allocation requests.

Parameters

upstream

The resource_ref used for allocating/deallocating device memory

prefetch_resource_adaptor() [2/2]

template<typename Upstream >

rmm::mr::prefetch_resource_adaptor< Upstream >::prefetch_resource_adaptor ( Upstream *  upstream )

inline

Construct a new prefetch resource adaptor using upstream to satisfy allocation requests.

Exceptions

rmm::logic_error

if upstream == nullptr

Parameters

upstream

The resource used for allocating/deallocating device memory

Member Function Documentation

get_upstream_resource()

template<typename Upstream >

rmm::device_async_resource_ref rmm::mr::prefetch_resource_adaptor< Upstream >::get_upstream_resource ( ) const

inlinenoexcept

rmm::device_async_resource_ref to the upstream resource

Returns

rmm::device_async_resource_ref to the upstream resource

operator=()

template<typename Upstream >

prefetch_resource_adaptor& rmm::mr::prefetch_resource_adaptor< Upstream >::operator= ( prefetch_resource_adaptor< Upstream > &&  )

defaultnoexcept

Default move assignment operator.

Returns

prefetch_resource_adaptor& Reference to the assigned object

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

• prefetch_resource_adaptor.hpp