shamalgs::memory Namespace Reference

memory manipulation algorithms More...

Functions
template<class T >
sycl::buffer< T >	flatten_buffer (sycl::queue &q, sycl::buffer< T > &buf_in, u64 len)
template<class T , int n>
sycl::buffer< T >	flatten_buffer (sycl::queue &q, sycl::buffer< sycl::vec< T, n > > &buf_in, u64 len)
template<class T >
T	extract_element (sycl::queue &q, sycl::buffer< T > &buf, u32 idx)
	extract a value of a buffer
template<class T >
T	extract_element (sham::DeviceQueue &q, sham::DeviceBuffer< T > &buf, u32 idx)
	Extract a value from a DeviceBuffer.
template<class T >
void	set_element (sycl::queue &q, sycl::buffer< T > &buf, u32 idx, T val, bool discard_write=false)
template<class T >
sycl::buffer< T >	vec_to_buf (const std::vector< T > &buf)
	Convert a std::vector to a sycl::buffer
template<class T >
std::vector< T >	buf_to_vec (sycl::buffer< T > &buf, u32 len)
	Convert a sycl::buffer to a std::vector
template<class T >
void	move_buffer_on_queue (sycl::queue &q, sycl::buffer< T > &buf)
	enqueue a do nothing kernel to force the buffer to move
template<class T >
void	buf_fill (sycl::queue &q, sycl::buffer< T > &buf, T value)
	Fill a buffer with a given value.
template<class T >
void	buf_fill_discard (sycl::queue &q, sycl::buffer< T > &buf, T value)
	Fill a buffer with a given value (sycl::no_init mode)
template<class T >
void	print_buf (sycl::buffer< T > &buf, u32 len, u32 column_count, std::string_view fmt)
	Print the content of a sycl::buffer
template<class T >
void	copybuf_discard (sycl::queue &q, sycl::buffer< T > &source, sycl::buffer< T > &dest, u32 cnt)
template<class T >
void	copybuf (sycl::queue &q, sycl::buffer< T > &source, sycl::buffer< T > &dest, u32 cnt)
template<class T >
void	add_with_factor_to (sycl::queue &q, sycl::buffer< T > &buf, T factor, sycl::buffer< T > &op, u32 cnt)
template<class T >
void	write_with_offset_into (sycl::queue &q, sycl::buffer< T > &buf_ctn, sycl::buffer< T > &buf_in, u32 offset, u32 element_count)
template<class T >
void	write_with_offset_into (sham::DeviceQueue &q, sham::DeviceBuffer< T > &buf_ctn, sham::DeviceBuffer< T > &buf_in, u32 offset, u32 element_count)
	Write elements from input buffer to container buffer at an offset (DeviceBuffer variant)
template<class T >
void	write_with_offset_into (sham::DeviceQueue &q, sycl::buffer< T > &buf_ctn, sham::DeviceBuffer< T > &buf_in, u32 offset, u32 element_count)
	Write elements from DeviceBuffer to sycl::buffer at an offset.
template<class T >
void	write_with_offset_into (sycl::queue &q, sycl::buffer< T > &buf_ctn, T val, u32 offset, u32 element_count)
template<class T >
std::unique_ptr< sycl::buffer< T > >	duplicate (sycl::queue &q, const std::unique_ptr< sycl::buffer< T > > &buf_in)
template<class T >
sycl::buffer< T >	vector_to_buf (sycl::queue &q, std::vector< T > &&vec)
template<class T >
sycl::buffer< T >	vector_to_buf (sycl::queue &q, std::vector< T > &vec)
	Convert std::vector to sycl::buffer with data copy (lvalue reference version)
template f32	extract_element (sycl::queue &q, sycl::buffer< f32 > &buf, u32 idx)
template sycl::buffer< f32 >	vec_to_buf (const std::vector< f32 > &buf)
template std::vector< f32 >	buf_to_vec (sycl::buffer< f32 > &buf, u32 len)
template f32_2	extract_element (sycl::queue &q, sycl::buffer< f32_2 > &buf, u32 idx)
template sycl::buffer< f32_2 >	vec_to_buf (const std::vector< f32_2 > &buf)
template std::vector< f32_2 >	buf_to_vec (sycl::buffer< f32_2 > &buf, u32 len)
template f32_3	extract_element (sycl::queue &q, sycl::buffer< f32_3 > &buf, u32 idx)
template sycl::buffer< f32_3 >	vec_to_buf (const std::vector< f32_3 > &buf)
template std::vector< f32_3 >	buf_to_vec (sycl::buffer< f32_3 > &buf, u32 len)
template f32_4	extract_element (sycl::queue &q, sycl::buffer< f32_4 > &buf, u32 idx)
template sycl::buffer< f32_4 >	vec_to_buf (const std::vector< f32_4 > &buf)
template std::vector< f32_4 >	buf_to_vec (sycl::buffer< f32_4 > &buf, u32 len)
template f32_8	extract_element (sycl::queue &q, sycl::buffer< f32_8 > &buf, u32 idx)
template sycl::buffer< f32_8 >	vec_to_buf (const std::vector< f32_8 > &buf)
template std::vector< f32_8 >	buf_to_vec (sycl::buffer< f32_8 > &buf, u32 len)
template f32_16	extract_element (sycl::queue &q, sycl::buffer< f32_16 > &buf, u32 idx)
template sycl::buffer< f32_16 >	vec_to_buf (const std::vector< f32_16 > &buf)
template std::vector< f32_16 >	buf_to_vec (sycl::buffer< f32_16 > &buf, u32 len)
template f64	extract_element (sycl::queue &q, sycl::buffer< f64 > &buf, u32 idx)
template sycl::buffer< f64 >	vec_to_buf (const std::vector< f64 > &buf)
template std::vector< f64 >	buf_to_vec (sycl::buffer< f64 > &buf, u32 len)
template f64_2	extract_element (sycl::queue &q, sycl::buffer< f64_2 > &buf, u32 idx)
template sycl::buffer< f64_2 >	vec_to_buf (const std::vector< f64_2 > &buf)
template std::vector< f64_2 >	buf_to_vec (sycl::buffer< f64_2 > &buf, u32 len)
template f64_3	extract_element (sycl::queue &q, sycl::buffer< f64_3 > &buf, u32 idx)
template sycl::buffer< f64_3 >	vec_to_buf (const std::vector< f64_3 > &buf)
template std::vector< f64_3 >	buf_to_vec (sycl::buffer< f64_3 > &buf, u32 len)
template f64_4	extract_element (sycl::queue &q, sycl::buffer< f64_4 > &buf, u32 idx)
template sycl::buffer< f64_4 >	vec_to_buf (const std::vector< f64_4 > &buf)
template std::vector< f64_4 >	buf_to_vec (sycl::buffer< f64_4 > &buf, u32 len)
template f64_8	extract_element (sycl::queue &q, sycl::buffer< f64_8 > &buf, u32 idx)
template sycl::buffer< f64_8 >	vec_to_buf (const std::vector< f64_8 > &buf)
template std::vector< f64_8 >	buf_to_vec (sycl::buffer< f64_8 > &buf, u32 len)
template f64_16	extract_element (sycl::queue &q, sycl::buffer< f64_16 > &buf, u32 idx)
template sycl::buffer< f64_16 >	vec_to_buf (const std::vector< f64_16 > &buf)
template std::vector< f64_16 >	buf_to_vec (sycl::buffer< f64_16 > &buf, u32 len)
template u8	extract_element (sycl::queue &q, sycl::buffer< u8 > &buf, u32 idx)
template sycl::buffer< u8 >	vec_to_buf (const std::vector< u8 > &buf)
template std::vector< u8 >	buf_to_vec (sycl::buffer< u8 > &buf, u32 len)
template u32	extract_element (sycl::queue &q, sycl::buffer< u32 > &buf, u32 idx)
template sycl::buffer< u32 >	vec_to_buf (const std::vector< u32 > &buf)
template std::vector< u32 >	buf_to_vec (sycl::buffer< u32 > &buf, u32 len)
template u32_2	extract_element (sycl::queue &q, sycl::buffer< u32_2 > &buf, u32 idx)
template sycl::buffer< u32_2 >	vec_to_buf (const std::vector< u32_2 > &buf)
template std::vector< u32_2 >	buf_to_vec (sycl::buffer< u32_2 > &buf, u32 len)
template u32_3	extract_element (sycl::queue &q, sycl::buffer< u32_3 > &buf, u32 idx)
template sycl::buffer< u32_3 >	vec_to_buf (const std::vector< u32_3 > &buf)
template std::vector< u32_3 >	buf_to_vec (sycl::buffer< u32_3 > &buf, u32 len)
template u32_4	extract_element (sycl::queue &q, sycl::buffer< u32_4 > &buf, u32 idx)
template sycl::buffer< u32_4 >	vec_to_buf (const std::vector< u32_4 > &buf)
template std::vector< u32_4 >	buf_to_vec (sycl::buffer< u32_4 > &buf, u32 len)
template u32_8	extract_element (sycl::queue &q, sycl::buffer< u32_8 > &buf, u32 idx)
template sycl::buffer< u32_8 >	vec_to_buf (const std::vector< u32_8 > &buf)
template std::vector< u32_8 >	buf_to_vec (sycl::buffer< u32_8 > &buf, u32 len)
template u32_16	extract_element (sycl::queue &q, sycl::buffer< u32_16 > &buf, u32 idx)
template sycl::buffer< u32_16 >	vec_to_buf (const std::vector< u32_16 > &buf)
template std::vector< u32_16 >	buf_to_vec (sycl::buffer< u32_16 > &buf, u32 len)
template u64	extract_element (sycl::queue &q, sycl::buffer< u64 > &buf, u32 idx)
template sycl::buffer< u64 >	vec_to_buf (const std::vector< u64 > &buf)
template std::vector< u64 >	buf_to_vec (sycl::buffer< u64 > &buf, u32 len)
template u64_2	extract_element (sycl::queue &q, sycl::buffer< u64_2 > &buf, u32 idx)
template sycl::buffer< u64_2 >	vec_to_buf (const std::vector< u64_2 > &buf)
template std::vector< u64_2 >	buf_to_vec (sycl::buffer< u64_2 > &buf, u32 len)
template u64_3	extract_element (sycl::queue &q, sycl::buffer< u64_3 > &buf, u32 idx)
template sycl::buffer< u64_3 >	vec_to_buf (const std::vector< u64_3 > &buf)
template std::vector< u64_3 >	buf_to_vec (sycl::buffer< u64_3 > &buf, u32 len)
template u64_4	extract_element (sycl::queue &q, sycl::buffer< u64_4 > &buf, u32 idx)
template sycl::buffer< u64_4 >	vec_to_buf (const std::vector< u64_4 > &buf)
template std::vector< u64_4 >	buf_to_vec (sycl::buffer< u64_4 > &buf, u32 len)
template u64_8	extract_element (sycl::queue &q, sycl::buffer< u64_8 > &buf, u32 idx)
template sycl::buffer< u64_8 >	vec_to_buf (const std::vector< u64_8 > &buf)
template std::vector< u64_8 >	buf_to_vec (sycl::buffer< u64_8 > &buf, u32 len)
template u64_16	extract_element (sycl::queue &q, sycl::buffer< u64_16 > &buf, u32 idx)
template sycl::buffer< u64_16 >	vec_to_buf (const std::vector< u64_16 > &buf)
template std::vector< u64_16 >	buf_to_vec (sycl::buffer< u64_16 > &buf, u32 len)
template i64_3	extract_element (sycl::queue &q, sycl::buffer< i64_3 > &buf, u32 idx)
template sycl::buffer< i64_3 >	vec_to_buf (const std::vector< i64_3 > &buf)
template std::vector< i64_3 >	buf_to_vec (sycl::buffer< i64_3 > &buf, u32 len)
template i64	extract_element (sycl::queue &q, sycl::buffer< i64 > &buf, u32 idx)
template sycl::buffer< i64 >	vec_to_buf (const std::vector< i64 > &buf)
template std::vector< i64 >	buf_to_vec (sycl::buffer< i64 > &buf, u32 len)

Detailed Description

memory manipulation algorithms

Function Documentation

add_with_factor_to()

template<class T >

void shamalgs::memory::add_with_factor_to	(	sycl::queue &	q,
		sycl::buffer< T > &	buf,
		T	factor,
		sycl::buffer< T > &	op,
		u32	cnt
	)

Definition at line 228 of file memory.hpp.

buf_fill()

template<class T >

void shamalgs::memory::buf_fill ( sycl::queue &  q, sycl::buffer< T > &  buf, T  value  )

inline

Fill a buffer with a given value.

Template Parameters

T

Parameters

q
buf
value

Definition at line 140 of file memory.hpp.

buf_fill_discard()

template<class T >

void shamalgs::memory::buf_fill_discard ( sycl::queue &  q, sycl::buffer< T > &  buf, T  value  )

inline

Fill a buffer with a given value (sycl::no_init mode)

Template Parameters

T

Parameters

q
buf
value

Definition at line 159 of file memory.hpp.

buf_to_vec()

template<class T >

std::vector< T > shamalgs::memory::buf_to_vec	(	sycl::buffer< T > &	buf,
		u32	len
	)

Convert a sycl::buffer to a std::vector

Template Parameters

T

Parameters

buf
len

Returns

std::vector<T>

Definition at line 34 of file memory.cpp.

copybuf()

template<class T >

void shamalgs::memory::copybuf	(	sycl::queue &	q,
		sycl::buffer< T > &	source,
		sycl::buffer< T > &	dest,
		u32	cnt
	)

Definition at line 216 of file memory.hpp.

copybuf_discard()

template<class T >

void shamalgs::memory::copybuf_discard	(	sycl::queue &	q,
		sycl::buffer< T > &	source,
		sycl::buffer< T > &	dest,
		u32	cnt
	)

Definition at line 204 of file memory.hpp.

duplicate()

template<class T >

std::unique_ptr< sycl::buffer< T > > shamalgs::memory::duplicate	(	sycl::queue &	q,
		const std::unique_ptr< sycl::buffer< T > > &	buf_in
	)

Definition at line 338 of file memory.hpp.

extract_element() [1/2]

template<class T >

T shamalgs::memory::extract_element	(	sham::DeviceQueue &	q,
		sham::DeviceBuffer< T > &	buf,
		u32	idx
	)

Extract a value from a DeviceBuffer.

Template Parameters

T	Type of buffer elements

Parameters

q	Device queue to submit operation
buf	Device buffer to extract from
idx	Index of element to extract

Returns

T the extracted value

Definition at line 51 of file memory.hpp.

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extract_element() [2/2]

template<class T >

T shamalgs::memory::extract_element	(	sycl::queue &	q,
		sycl::buffer< T > &	buf,
		u32	idx
	)

extract a value of a buffer

Template Parameters

T	the type of the buffer & value

Parameters

q	the queue to use
buf	the buffer to extract from
idx	the index of the value that will be extracted

Returns

T the extracted value

Definition at line 24 of file memory.cpp.

flatten_buffer() [1/2]

template<class T , int n>

sycl::buffer< T > shamalgs::memory::flatten_buffer ( sycl::queue &  q, sycl::buffer< sycl::vec< T, n > > &  buf_in, u64  len  )

inline

Definition at line 38 of file bufferFlattening.hpp.

flatten_buffer() [2/2]

template<class T >

sycl::buffer< T > shamalgs::memory::flatten_buffer ( sycl::queue &  q, sycl::buffer< T > &  buf_in, u64  len  )

inline

Definition at line 25 of file bufferFlattening.hpp.

move_buffer_on_queue()

template<class T >

void shamalgs::memory::move_buffer_on_queue ( sycl::queue &  q, sycl::buffer< T > &  buf  )

inline

enqueue a do nothing kernel to force the buffer to move

Template Parameters

T

Parameters

q
buf

Definition at line 119 of file memory.hpp.

print_buf()

template<class T >

void shamalgs::memory::print_buf ( sycl::buffer< T > &  buf, u32  len, u32  column_count, std::string_view  fmt  )

inline

Print the content of a sycl::buffer

Template Parameters

T
Tformat

Parameters

buf
len
column_count
fmt

Definition at line 181 of file memory.hpp.

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set_element()

template<class T >

void shamalgs::memory::set_element	(	sycl::queue &	q,
		sycl::buffer< T > &	buf,
		u32	idx,
		T	val,
		bool	discard_write = false
	)

Definition at line 70 of file memory.hpp.

vec_to_buf()

template<class T >

sycl::buffer< T > shamalgs::memory::vec_to_buf

(

const std::vector< T > &

buf

)

Convert a std::vector to a sycl::buffer

Template Parameters

T

Parameters

buf

Returns

sycl::buffer<T>

Definition at line 29 of file memory.cpp.

vector_to_buf() [1/2]

template<class T >

sycl::buffer< T > shamalgs::memory::vector_to_buf	(	sycl::queue &	q,
		std::vector< T > &&	vec
	)

Definition at line 349 of file memory.hpp.

vector_to_buf() [2/2]

template<class T >

sycl::buffer< T > shamalgs::memory::vector_to_buf	(	sycl::queue &	q,
		std::vector< T > &	vec
	)

Convert std::vector to sycl::buffer with data copy (lvalue reference version)

Template Parameters

T	Type of vector elements

Parameters

q	SYCL queue to submit operation
vec	Vector to convert

Returns

sycl::buffer<T> A new buffer containing the data from the vector.

Definition at line 376 of file memory.hpp.

write_with_offset_into() [1/4]

template<class T >

void shamalgs::memory::write_with_offset_into	(	sham::DeviceQueue &	q,
		sham::DeviceBuffer< T > &	buf_ctn,
		sham::DeviceBuffer< T > &	buf_in,
		u32	offset,
		u32	element_count
	)

Write elements from input buffer to container buffer at an offset (DeviceBuffer variant)

Template Parameters

T	Type of buffer elements

Parameters

q	Device queue to submit operation
buf_ctn	Container buffer (destination)
buf_in	Input buffer (source)
offset	Starting position in container
element_count	Number of elements to write

Definition at line 271 of file memory.hpp.

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write_with_offset_into() [2/4]

template<class T >

void shamalgs::memory::write_with_offset_into	(	sham::DeviceQueue &	q,
		sycl::buffer< T > &	buf_ctn,
		sham::DeviceBuffer< T > &	buf_in,
		u32	offset,
		u32	element_count
	)

Write elements from DeviceBuffer to sycl::buffer at an offset.

Template Parameters

T	Type of buffer elements

Parameters

q	Device queue to submit operation
buf_ctn	Container buffer (destination)
buf_in	Input DeviceBuffer (source)
offset	Starting position in container
element_count	Number of elements to write

Definition at line 304 of file memory.hpp.

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write_with_offset_into() [3/4]

template<class T >

void shamalgs::memory::write_with_offset_into	(	sycl::queue &	q,
		sycl::buffer< T > &	buf_ctn,
		sycl::buffer< T > &	buf_in,
		u32	offset,
		u32	element_count
	)

Definition at line 243 of file memory.hpp.

write_with_offset_into() [4/4]

template<class T >

void shamalgs::memory::write_with_offset_into	(	sycl::queue &	q,
		sycl::buffer< T > &	buf_ctn,
		T	val,
		u32	offset,
		u32	element_count
	)

Definition at line 326 of file memory.hpp.