CarmaObj Class Reference

this class provides wrappers to the generic carma object More...

#include <carma_host_obj.h>

Inheritance diagram for CarmaObj:

Collaboration diagram for CarmaObj:

Public Member Functions
	CarmaObj (const CarmaObj< T_data > *obj)
	CarmaObj (CarmaContext *current_context, const long *dims_data)
	CarmaObj (CarmaContext *current_context, const CarmaObj< T_data > *obj)
	CarmaObj (CarmaContext *current_context, const long *dims_data, const T_data *data)
	CarmaObj (CarmaContext *current_context, const long *dims_data, int nb_streams)
	CarmaObj (CarmaContext *current_context, const CarmaObj< T_data > *obj, int nb_streams)
	CarmaObj (CarmaContext *current_context, const long *dims_data, const T_data *data, int nb_streams)
	~CarmaObj ()
void	sync_h_data ()
T_data *	get_h_data ()
int	get_nb_streams () const
int	add_stream ()
int	add_stream (int nb)
int	del_stream ()
int	del_stream (int nb)
cudaStream_t	get_cuda_stream (int stream)
int	wait_stream (int stream)
int	wait_all_streams ()
void	swap_ptr (T_data *ptr)
void	dealloc ()
	operator T_data * ()
std::string	to_string ()
	operator std::string ()
char const *	c_str ()
const T_data	operator[] (int index) const
T_data *	get_data ()
T_data *	get_data_at (int index)
T_data *	get_o_data ()
const T_data	get_o_data_value () const
const long *	get_dims ()
long	get_dims (int i)
int	get_nb_elements ()
CarmaContext *	get_context ()
int	get_device ()
bool	is_rng_init ()
template<typename T_dest >
int	host2device (const T_dest *data)
template<typename T_dest >
int	device2host (T_dest *data)
int	host2device_async (const T_data *data, cudaStream_t stream)
int	device2host_async (T_data *data, cudaStream_t stream)
int	device2host_opt (T_data *data)
int	host2device_vect (const T_data *data, int incx, int incy)
int	device2host_vect (T_data *data, int incx, int incy)
int	host2device_mat (const T_data *data, int lda, int ldb)
int	device2host_mat (T_data *data, int lda, int ldb)
int	copy_into (T_data *data, int nb_elem)
int	copy_from (const T_data *data, int nb_elem)
int	reset ()
int	memset (T_data value)
cufftHandle *	get_plan ()
	FFT plan. More...
cufftType	get_type_plan ()
	FFT plan type. More...
unsigned int *	get_values ()
	optional data (used for sort) More...
T_data	sum ()
void	init_reduceCub ()
void	reduceCub ()
void	clip (T_data min, T_data max)
int	transpose (CarmaObj< T_data > *source)
int	aimax (int incx)
int	aimin (int incx)
T_data	asum (int incx)
T_data	nrm2 (int incx)
T_data	dot (CarmaObj< T_data > *source, int incx, int incy)
void	scale (T_data alpha, int incx)
void	swap (CarmaObj< T_data > *source, int incx, int incy)
void	copy (CarmaObj< T_data > *source, int incx, int incy)
void	axpy (T_data alpha, CarmaObj< T_data > *source, int incx, int incy, int offset=0)
void	rot (CarmaObj< T_data > *source, int incx, int incy, T_data sc, T_data ss)
void	gemv (char trans, T_data alpha, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *vectx, int incx, T_data beta, int incy)
void	ger (T_data alpha, CarmaObj< T_data > *vectx, int incx, CarmaObj< T_data > *vecty, int incy, int lda)
void	symv (char uplo, T_data alpha, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *vectx, int incx, T_data beta, int incy)
void	gemm (char transa, char transb, T_data alpha, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *matB, int ldb, T_data beta, int ldc)
void	symm (char side, char uplo, T_data alpha, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *matB, int ldb, T_data beta, int ldc)
void	syrk (char uplo, char transa, T_data alpha, CarmaObj< T_data > *matA, int lda, T_data beta, int ldc)
void	syrkx (char uplo, char transa, T_data alpha, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *matB, int ldb, T_data beta, int ldc)
void	geam (char transa, char transb, T_data alpha, CarmaObj< T_data > *matA, int lda, T_data beta, CarmaObj< T_data > *matB, int ldb, int ldc)
void	dgmm (char side, CarmaObj< T_data > *matA, int lda, CarmaObj< T_data > *vectx, int incx, int ldc)
int	init_prng ()
int	init_prng (long seed)
int	destroy_prng ()
int	prng (T_data *output, char gtype, float alpha, float beta)
int	prng (T_data *output, char gtype, float alpha)
int	prng (char gtype, float alpha, float beta)
int	prng (char gtype, float alpha)
int	prng (char gtype)
int	prng_montagn (float init_montagn)
int	init_prng_host (int seed)
int	prng_host (char gtype)
int	prng_host (char gtype, T_data stddev)
int	prng_host (char gtype, T_data stddev, T_data alpha)
int	destroy_prng_host ()

Protected Member Functions
void	init (CarmaContext *current_context, const long *dims_data, const T_data *data, bool fromHost, int nb_streams)

Protected Attributes
T_data *	d_data
	Input data => change to vector. More...
std::vector< T_data >	h_data
T_data *	o_data
	optional data (used for scan / reduction) More...
T_data *	cub_data
	optional data (used for scan / reduction) More...
size_t	cub_data_size
int	ndim
long *	dims_data
	dimensions of the array More...
int	nb_elem
	number of elements in the array More...
int	device
	device where the CarmaObj is allocate More...
CarmaContext *	current_context
curandGenerator_t	gen
curandState *	d_states
int	nb_threads
int	nb_blocks
bool	keys_only
bool	owner = true
unsigned int *	values
	optional data (used for sort) More...
size_t *	d_num_valid
	used for compact More...
cufftHandle	plan
	FFT plan. More...
cufftType	type_plan
	FFT plan type. More...
CarmaStreams *	streams

Detailed Description

this class provides wrappers to the generic carma object

Author

COMPASS Team https://github.com/ANR-COMPASS

Version

5.0.0

Date

2011/01/28

Copyright

GNU Lesser General Public License

Definition at line 65 of file carma_host_obj.h.

Constructor & Destructor Documentation

CarmaObj() [1/7]

CarmaObj::CarmaObj

(

const CarmaObj< T_data > *

obj

)

CarmaObj() [2/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const long *	dims_data
	)

CarmaObj() [3/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const CarmaObj< T_data > *	obj
	)

CarmaObj() [4/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const long *	dims_data,
		const T_data *	data
	)

CarmaObj() [5/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const long *	dims_data,
		int	nb_streams
	)

CarmaObj() [6/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const CarmaObj< T_data > *	obj,
		int	nb_streams
	)

CarmaObj() [7/7]

CarmaObj::CarmaObj	(	CarmaContext *	current_context,
		const long *	dims_data,
		const T_data *	data,
		int	nb_streams
	)

~CarmaObj()

CarmaObj::~CarmaObj

(

)

Member Function Documentation

add_stream() [1/2]

int CarmaObj::add_stream

(

)

Definition at line 176 of file carma_obj.h.

                   {
    this->streams->add_stream();
    return this->streams->get_nb_streams();
  }

add_stream() [2/2]

int CarmaObj::add_stream

(

int

nb

)

Definition at line 180 of file carma_obj.h.

                         {
    this->streams->add_stream(nb);
    return this->streams->get_nb_streams();
  }

aimax()

int CarmaObj::aimax

(

int

incx

)

aimin()

int CarmaObj::aimin

(

int

incx

)

asum()

T_data CarmaObj::asum

(

int

incx

)

axpy()

void CarmaObj::axpy	(	T_data	alpha,
		CarmaObj< T_data > *	source,
		int	incx,
		int	incy,
		int	offset = 0
	)

c_str()

char const* CarmaObj::c_str

(

)

Definition at line 223 of file carma_obj.h.

{ return this->to_string().c_str(); }

clip()

void CarmaObj::clip	(	T_data	min,
		T_data	max
	)

transpose

copy()

void CarmaObj::copy	(	CarmaObj< T_data > *	source,
		int	incx,
		int	incy
	)

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copy_from()

int CarmaObj::copy_from	(	const T_data *	data,
		int	nb_elem
	)

copy_into()

int CarmaObj::copy_into	(	T_data *	data,
		int	nb_elem
	)

dealloc()

void CarmaObj::dealloc

(

)

General Utilities

Definition at line 209 of file carma_obj.h.

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del_stream() [1/2]

int CarmaObj::del_stream

(

)

Definition at line 184 of file carma_obj.h.

                   {
    this->streams->del_stream();
    return this->streams->get_nb_streams();
  }

del_stream() [2/2]

int CarmaObj::del_stream

(

int

nb

)

Definition at line 188 of file carma_obj.h.

                         {
    this->streams->del_stream(nb);
    return this->streams->get_nb_streams();
  }

destroy_prng()

int CarmaObj::destroy_prng

(

)

destroy_prng_host()

int CarmaObj::destroy_prng_host

(

)

device2host()

template<typename T_dest >

int CarmaObj::device2host

(

T_dest *

data

)

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device2host_async()

int CarmaObj::device2host_async	(	T_data *	data,
		cudaStream_t	stream
	)

device2host_mat()

int CarmaObj::device2host_mat	(	T_data *	data,
		int	lda,
		int	ldb
	)

device2host_opt()

int CarmaObj::device2host_opt

(

T_data *

data

)

device2host_vect()

int CarmaObj::device2host_vect	(	T_data *	data,
		int	incx,
		int	incy
	)

dgmm()

void CarmaObj::dgmm	(	char	side,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	vectx,
		int	incx,
		int	ldc
	)

Curand

dot()

T_data CarmaObj::dot	(	CarmaObj< T_data > *	source,
		int	incx,
		int	incy
	)

geam()

void CarmaObj::geam	(	char	transa,
		char	transb,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		T_data	beta,
		CarmaObj< T_data > *	matB,
		int	ldb,
		int	ldc
	)

gemm()

void CarmaObj::gemm	(	char	transa,
		char	transb,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	matB,
		int	ldb,
		T_data	beta,
		int	ldc
	)

gemv()

void CarmaObj::gemv	(	char	trans,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	vectx,
		int	incx,
		T_data	beta,
		int	incy
	)

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ger()

void CarmaObj::ger	(	T_data	alpha,
		CarmaObj< T_data > *	vectx,
		int	incx,
		CarmaObj< T_data > *	vecty,
		int	incy,
		int	lda
	)

get_context()

CarmaContext* CarmaObj::get_context

(

)

Definition at line 242 of file carma_obj.h.

{ return current_context; }

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get_cuda_stream()

cudaStream_t CarmaObj::get_cuda_stream

(

int

stream

)

Definition at line 192 of file carma_obj.h.

                                           {
    return this->streams->get_stream(stream);
  }

get_data()

T_data* CarmaObj::get_data

(

)

Definition at line 230 of file carma_obj.h.

{ return d_data; }

get_data_at()

T_data* CarmaObj::get_data_at

(

int

index

)

Definition at line 231 of file carma_obj.h.

{ return &d_data[index]; }

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get_device()

int CarmaObj::get_device

(

)

Definition at line 244 of file carma_obj.h.

{ return device; }

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get_dims() [1/2]

const long* CarmaObj::get_dims

(

)

Definition at line 239 of file carma_obj.h.

{ return dims_data; }

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get_dims() [2/2]

long CarmaObj::get_dims

(

int

i

)

Definition at line 240 of file carma_obj.h.

{ return dims_data[i]; }

get_h_data()

T_data* CarmaObj::get_h_data

(

)

Definition at line 169 of file carma_obj.h.

{ return h_data.data(); }

get_nb_elements()

int CarmaObj::get_nb_elements

(

)

Definition at line 241 of file carma_obj.h.

{ return nb_elem; }

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get_nb_streams()

int CarmaObj::get_nb_streams

(

)

const

get the number of streams attached to the host object

Definition at line 171 of file carma_obj.h.

                             {
    return streams->get_nb_streams();
  }

get_o_data()

T_data* CarmaObj::get_o_data

(

)

Definition at line 232 of file carma_obj.h.

{ return o_data; }

get_o_data_value()

const T_data CarmaObj::get_o_data_value

(

)

const

Definition at line 233 of file carma_obj.h.

                                        {
    T_data tmp_float;
    carma_safe_call(
        cudaMemcpy(&tmp_float, o_data, sizeof(T_data), cudaMemcpyDeviceToHost));
    return tmp_float;
  }

get_plan()

cufftHandle* CarmaObj::get_plan

(

)

FFT plan.

Definition at line 278 of file carma_obj.h.

get_type_plan()

cufftType CarmaObj::get_type_plan

(

)

FFT plan type.

Definition at line 280 of file carma_obj.h.

get_values()

unsigned int* CarmaObj::get_values

(

)

optional data (used for sort)

sum

Definition at line 283 of file carma_obj.h.

host2device()

template<typename T_dest >

int CarmaObj::host2device

(

const T_dest *

data

)

host2device_async()

int CarmaObj::host2device_async	(	const T_data *	data,
		cudaStream_t	stream
	)

host2device_mat()

int CarmaObj::host2device_mat	(	const T_data *	data,
		int	lda,
		int	ldb
	)

host2device_vect()

int CarmaObj::host2device_vect	(	const T_data *	data,
		int	incx,
		int	incy
	)

init()

void CarmaObj::init ( CarmaContext *  current_context, const long *  dims_data, const T_data *  data, bool  fromHost, int  nb_streams  )

protected

init_prng() [1/2]

int CarmaObj::init_prng

(

)

init_prng() [2/2]

int CarmaObj::init_prng

(

long

seed

)

init_prng_host()

int CarmaObj::init_prng_host

(

int

seed

)

init_reduceCub()

void CarmaObj::init_reduceCub

(

)

is_rng_init()

bool CarmaObj::is_rng_init

(

)

Memory transfers both ways

Definition at line 246 of file carma_obj.h.

memset()

int CarmaObj::memset

(

T_data

value

)

Definition at line 273 of file carma_obj.h.

                                  {
    return fill_array_with_value(
        this->d_data, value, this->nb_elem,
        this->current_context->get_device(this->device));
  }

nrm2()

T_data CarmaObj::nrm2

(

int

incx

)

operator std::string()

CarmaObj::operator std::string

(

)

Definition at line 222 of file carma_obj.h.

{ return this->to_string(); }

operator T_data *()

CarmaObj::operator T_data *

(

)

Definition at line 214 of file carma_obj.h.

{ return d_data; }

operator[]()

const T_data CarmaObj::operator[]

(

int

index

)

const

Definition at line 224 of file carma_obj.h.

                                           {
    T_data tmp_float;
    carma_safe_call(cudaMemcpy(&tmp_float, &d_data[index], sizeof(T_data),
                             cudaMemcpyDeviceToHost));
    return tmp_float;
  }

prng() [1/5]

int CarmaObj::prng

(

char

gtype

)

prng() [2/5]

int CarmaObj::prng	(	char	gtype,
		float	alpha
	)

prng() [3/5]

int CarmaObj::prng	(	char	gtype,
		float	alpha,
		float	beta
	)

prng() [4/5]

int CarmaObj::prng	(	T_data *	output,
		char	gtype,
		float	alpha
	)

prng() [5/5]

int CarmaObj::prng	(	T_data *	output,
		char	gtype,
		float	alpha,
		float	beta
	)

prng_host() [1/3]

int CarmaObj::prng_host

(

char

gtype

)

prng_host() [2/3]

int CarmaObj::prng_host	(	char	gtype,
		T_data	stddev
	)

prng_host() [3/3]

int CarmaObj::prng_host	(	char	gtype,
		T_data	stddev,
		T_data	alpha
	)

prng_montagn()

int CarmaObj::prng_montagn

(

float

init_montagn

)

reduceCub()

void CarmaObj::reduceCub

(

)

reset()

int CarmaObj::reset

(

)

Definition at line 270 of file carma_obj.h.

                     {
    return cudaMemset(this->d_data, 0, this->nb_elem * sizeof(T_data));
  }

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rot()

void CarmaObj::rot	(	CarmaObj< T_data > *	source,
		int	incx,
		int	incy,
		T_data	sc,
		T_data	ss
	)

scale()

void CarmaObj::scale	(	T_data	alpha,
		int	incx
	)

sum()

T_data CarmaObj::sum

(

)

swap()

void CarmaObj::swap	(	CarmaObj< T_data > *	source,
		int	incx,
		int	incy
	)

swap_ptr()

void CarmaObj::swap_ptr

(

T_data *

ptr

)

Definition at line 203 of file carma_obj.h.

                             {
    dealloc();
    d_data = ptr;
    owner = false;
  }

symm()

void CarmaObj::symm	(	char	side,
		char	uplo,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	matB,
		int	ldb,
		T_data	beta,
		int	ldc
	)

symv()

void CarmaObj::symv	(	char	uplo,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	vectx,
		int	incx,
		T_data	beta,
		int	incy
	)

sync_h_data()

void CarmaObj::sync_h_data

(

)

Definition at line 164 of file carma_obj.h.

                     {
    if (h_data.empty()) h_data = std::vector<T_data>(nb_elem);
    device2host(h_data.data());
  }

syrk()

void CarmaObj::syrk	(	char	uplo,
		char	transa,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		T_data	beta,
		int	ldc
	)

syrkx()

void CarmaObj::syrkx	(	char	uplo,
		char	transa,
		T_data	alpha,
		CarmaObj< T_data > *	matA,
		int	lda,
		CarmaObj< T_data > *	matB,
		int	ldb,
		T_data	beta,
		int	ldc
	)

to_string()

std::string CarmaObj::to_string

(

)

Definition at line 216 of file carma_obj.h.

                        {
    std::ostringstream stream;
    stream << *this;
    return stream.str();
  }

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transpose()

int CarmaObj::transpose

(

CarmaObj< T_data > *

source

)

wait_all_streams()

int CarmaObj::wait_all_streams

(

)

Definition at line 199 of file carma_obj.h.

                         {
    this->streams->wait_all_streams();
    return EXIT_SUCCESS;
  }

wait_stream()

int CarmaObj::wait_stream

(

int

stream

)

Definition at line 195 of file carma_obj.h.

                              {
    this->streams->wait_stream(stream);
    return EXIT_SUCCESS;
  }

Member Data Documentation

cub_data

T_data* CarmaObj::cub_data

protected

optional data (used for scan / reduction)

Definition at line 122 of file carma_obj.h.

cub_data_size

size_t CarmaObj::cub_data_size

protected

Definition at line 123 of file carma_obj.h.

current_context

CarmaContext* CarmaObj::current_context

protected

Definition at line 128 of file carma_obj.h.

d_data

T_data* CarmaObj::d_data

protected

Input data => change to vector.

Definition at line 119 of file carma_obj.h.

d_num_valid

size_t* CarmaObj::d_num_valid

protected

used for compact

Definition at line 140 of file carma_obj.h.

d_states

curandState* CarmaObj::d_states

protected

Definition at line 131 of file carma_obj.h.

device

int CarmaObj::device

protected

device where the CarmaObj is allocate

Definition at line 127 of file carma_obj.h.

dims_data

long* CarmaObj::dims_data

protected

dimensions of the array

Definition at line 125 of file carma_obj.h.

gen

curandGenerator_t CarmaObj::gen

protected

Definition at line 130 of file carma_obj.h.

h_data

std::vector<T_data> CarmaObj::h_data

protected

Definition at line 120 of file carma_obj.h.

keys_only

bool CarmaObj::keys_only

protected

Definition at line 136 of file carma_obj.h.

nb_blocks

int CarmaObj::nb_blocks

protected

Definition at line 134 of file carma_obj.h.

nb_elem

int CarmaObj::nb_elem

protected

number of elements in the array

Definition at line 126 of file carma_obj.h.

nb_threads

int CarmaObj::nb_threads

protected

Definition at line 133 of file carma_obj.h.

ndim

int CarmaObj::ndim

protected

Definition at line 124 of file carma_obj.h.

o_data

T_data* CarmaObj::o_data

protected

optional data (used for scan / reduction)

Definition at line 121 of file carma_obj.h.

owner

bool CarmaObj::owner = true

protected

Definition at line 137 of file carma_obj.h.

plan

cufftHandle CarmaObj::plan

protected

FFT plan.

Definition at line 142 of file carma_obj.h.

streams

CarmaStreams* CarmaObj::streams

protected

Definition at line 145 of file carma_obj.h.

type_plan

cufftType CarmaObj::type_plan

protected

FFT plan type.

Definition at line 143 of file carma_obj.h.

values

unsigned int* CarmaObj::values

protected

optional data (used for sort)

Definition at line 139 of file carma_obj.h.

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

• carma_host_obj.h
• carma_obj.h