comm_single.cpp File Reference

#include <stdlib.h>
#include <comm_quda.h>

Go to the source code of this file.

Functions
void	comm_init (int ndim, const int *dims, QudaCommsMap rank_from_coords, void *map_data)
int	comm_rank (void)
int	comm_size (void)
int	comm_gpuid (void)
MsgHandle *	comm_declare_send_displaced (void *buffer, const int displacement[], size_t nbytes)
MsgHandle *	comm_declare_receive_displaced (void *buffer, const int displacement[], size_t nbytes)
void	comm_free (MsgHandle *mh)
void	comm_start (MsgHandle *mh)
void	comm_wait (MsgHandle *mh)
int	comm_query (MsgHandle *mh)
void	comm_allreduce (double *data)
void	comm_allreduce_max (double *data)
void	comm_allreduce_array (double *data, size_t size)
void	comm_allreduce_int (int *data)
void	comm_broadcast (void *data, size_t nbytes)
void	comm_barrier (void)
void	comm_abort (int status)

Function Documentation

void comm_abort

(

int

status

)

Definition at line 44 of file comm_single.cpp.

void comm_allreduce

(

double *

data

)

Definition at line 32 of file comm_single.cpp.

void comm_allreduce_array	(	double *	data,
		size_t	size
	)

Definition at line 36 of file comm_single.cpp.

void comm_allreduce_int

(

int *

data

)

Definition at line 38 of file comm_single.cpp.

void comm_allreduce_max

(

double *

data

)

Definition at line 34 of file comm_single.cpp.

void comm_barrier

(

void

)

Definition at line 42 of file comm_single.cpp.

void comm_broadcast	(	void *	data,
		size_t	nbytes
	)

broadcast from rank 0

Definition at line 40 of file comm_single.cpp.

MsgHandle* comm_declare_receive_displaced	(	void *	buffer,
		const int	displacement[],
		size_t	nbytes
	)

Declare a message handle for receiving from a node displaced in (x,y,z,t) according to "displacement"

Definition at line 22 of file comm_single.cpp.

MsgHandle* comm_declare_send_displaced	(	void *	buffer,
		const int	displacement[],
		size_t	nbytes
	)

Declare a message handle for sending to a node displaced in (x,y,z,t) according to "displacement"

Definition at line 20 of file comm_single.cpp.

void comm_free

(

MsgHandle *

mh

)

Definition at line 24 of file comm_single.cpp.

int comm_gpuid

(

void

)

Definition at line 18 of file comm_single.cpp.

void comm_init	(	int	ndim,
		const int *	dims,
		QudaCommsMap	rank_from_coords,
		void *	map_data
	)

Dummy communications layer for single-GPU backend.

Definition at line 8 of file comm_single.cpp.

int comm_query

(

MsgHandle *

mh

)

Definition at line 30 of file comm_single.cpp.

int comm_rank

(

void

)

Definition at line 14 of file comm_single.cpp.

int comm_size

(

void

)

Definition at line 16 of file comm_single.cpp.

void comm_start

(

MsgHandle *

mh

)

Definition at line 26 of file comm_single.cpp.

void comm_wait

(

MsgHandle *

mh

)

Definition at line 28 of file comm_single.cpp.