rmm::mr::cuda_async_view_memory_resource Class Reference

device_memory_resource derived class that uses cudaMallocAsync/cudaFreeAsync for allocation/deallocation. More...

#include <cuda_async_view_memory_resource.hpp>

Inheritance diagram for rmm::mr::cuda_async_view_memory_resource:

Collaboration diagram for rmm::mr::cuda_async_view_memory_resource:

Public Member Functions
	cuda_async_view_memory_resource (cuda_async_view_memory_resource const &)=default
	Default copy constructor.
	cuda_async_view_memory_resource (cuda_async_view_memory_resource &&)=default
	Default move constructor.
cuda_async_view_memory_resource &	operator= (cuda_async_view_memory_resource const &)=default
	Default copy assignment operator. More...
cuda_async_view_memory_resource &	operator= (cuda_async_view_memory_resource &&)=default
	Default move assignment operator. More...
bool	supports_streams () const noexcept override
	Query whether the resource supports use of non-null CUDA streams for allocation/deallocation. cuda_memory_resource does not support streams. More...
bool	supports_get_mem_info () const noexcept override
	Query whether the resource supports the get_mem_info API. 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 (std::size_t bytes, cuda_stream_view stream=cuda_stream_view{})
	Allocates memory of size at least bytes. More...
void	deallocate (void *ptr, std::size_t bytes, cuda_stream_view stream=cuda_stream_view{})
	Deallocate memory pointed to by p. More...
bool	is_equal (device_memory_resource const &other) const noexcept
	Compare this resource to another. More...
void *	allocate (std::size_t bytes, std::size_t alignment)
	Allocates memory of size at least bytes. More...
void	deallocate (void *ptr, std::size_t bytes, std::size_t alignment)
	Deallocate memory pointed to by p. More...
void *	allocate_async (std::size_t bytes, std::size_t alignment, cuda_stream_view stream)
	Allocates memory of size at least bytes. More...
void *	allocate_async (std::size_t bytes, cuda_stream_view stream)
	Allocates memory of size at least bytes. More...
void	deallocate_async (void *ptr, std::size_t bytes, std::size_t alignment, cuda_stream_view stream)
	Deallocate memory pointed to by p. More...
void	deallocate_async (void *ptr, std::size_t bytes, cuda_stream_view stream)
	Deallocate memory pointed to by p. 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...
std::pair< std::size_t, std::size_t >	get_mem_info (cuda_stream_view stream) const
	Queries the amount of free and total memory for the resource. More...

Detailed Description

device_memory_resource derived class that uses cudaMallocAsync/cudaFreeAsync for allocation/deallocation.

Member Function Documentation

operator=() [1/2]

cuda_async_view_memory_resource& rmm::mr::cuda_async_view_memory_resource::operator= ( cuda_async_view_memory_resource &&  )

default

Default move assignment operator.

Returns

cuda_async_view_memory_resource& Reference to the assigned object

operator=() [2/2]

cuda_async_view_memory_resource& rmm::mr::cuda_async_view_memory_resource::operator= ( cuda_async_view_memory_resource const &  )

default

Default copy assignment operator.

Returns

cuda_async_view_memory_resource& Reference to the assigned object

supports_get_mem_info()

bool rmm::mr::cuda_async_view_memory_resource::supports_get_mem_info ( ) const

inlineoverridevirtualnoexcept

Query whether the resource supports the get_mem_info API.

Returns

true

Implements rmm::mr::device_memory_resource.

supports_streams()

bool rmm::mr::cuda_async_view_memory_resource::supports_streams ( ) const

inlineoverridevirtualnoexcept

Query whether the resource supports use of non-null CUDA streams for allocation/deallocation. cuda_memory_resource does not support streams.

Returns

bool true

Implements rmm::mr::device_memory_resource.

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

• cuda_async_view_memory_resource.hpp