comm_qmp.cpp File Reference

#include <qmp.h>
#include <quda_internal.h>
#include <comm_quda.h>

Go to the source code of this file.

Classes
struct	MsgHandle_s

Macros
#define	QMP_CHECK(qmp_call)

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)
MsgHandle *	comm_declare_strided_send_displaced (void *buffer, const int displacement[], size_t blksize, int nblocks, size_t stride)
MsgHandle *	comm_declare_strided_receive_displaced (void *buffer, const int displacement[], size_t blksize, int nblocks, size_t stride)
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)

Macro Definition Documentation

#define QMP_CHECK

(

qmp_call

)

Value:

do {                     \
  QMP_status_t status = qmp_call;                    \
  if (status != QMP_SUCCESS)                         \
    errorQuda("(QMP) %s", QMP_error_string(status)); \
} while (0)

Definition at line 6 of file comm_qmp.cpp.

Function Documentation

void comm_abort

(

int

status

)

Definition at line 212 of file comm_qmp.cpp.

void comm_allreduce

(

double *

data

)

Definition at line 176 of file comm_qmp.cpp.

void comm_allreduce_array	(	double *	data,
		size_t	size
	)

Definition at line 188 of file comm_qmp.cpp.

void comm_allreduce_int

(

int *

data

)

Definition at line 194 of file comm_qmp.cpp.

void comm_allreduce_max

(

double *

data

)

Definition at line 182 of file comm_qmp.cpp.

void comm_barrier

(

void

)

Definition at line 206 of file comm_qmp.cpp.

void comm_broadcast	(	void *	data,
		size_t	nbytes
	)

broadcast from rank 0

Definition at line 200 of file comm_qmp.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 90 of file comm_qmp.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 71 of file comm_qmp.cpp.

MsgHandle* comm_declare_strided_receive_displaced	(	void *	buffer,
		const int	displacement[],
		size_t	blksize,
		int	nblocks,
		size_t	stride
	)

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

Definition at line 132 of file comm_qmp.cpp.

MsgHandle* comm_declare_strided_send_displaced	(	void *	buffer,
		const int	displacement[],
		size_t	blksize,
		int	nblocks,
		size_t	stride
	)

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

Definition at line 111 of file comm_qmp.cpp.

void comm_free

(

MsgHandle *

mh

)

Definition at line 150 of file comm_qmp.cpp.

int comm_gpuid

(

void

)

Definition at line 62 of file comm_qmp.cpp.

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

Definition at line 20 of file comm_qmp.cpp.

int comm_query

(

MsgHandle *

mh

)

Definition at line 170 of file comm_qmp.cpp.

int comm_rank

(

void

)

Definition at line 50 of file comm_qmp.cpp.

int comm_size

(

void

)

Definition at line 56 of file comm_qmp.cpp.

void comm_start

(

MsgHandle *

mh

)

Definition at line 158 of file comm_qmp.cpp.

void comm_wait

(

MsgHandle *

mh

)

Definition at line 164 of file comm_qmp.cpp.