ssend_initf.c

MPICH是MPI的重要研究,提供了一系列的接口函数,为并行计算的实现提供了编程环境.

/* ssend_init.c */
/* Custom Fortran interface file */
#include "mpi_fortimpl.h"

#ifdef _CRAY
#include <fortran.h>
#include <stdarg.h>
#endif

#if defined(MPI_BUILD_PROFILING) || defined(HAVE_WEAK_SYMBOLS)

#if defined(HAVE_WEAK_SYMBOLS)
#if defined(HAVE_PRAGMA_WEAK)
#if defined(F77_NAME_UPPER)
#pragma weak MPI_SSEND_INIT = PMPI_SSEND_INIT
void MPI_SSEND_INIT ( void *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint * );
#elif defined(F77_NAME_LOWER_2USCORE)
#pragma weak mpi_ssend_init__ = pmpi_ssend_init__
void mpi_ssend_init__ ( void *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint * );
#elif !defined(F77_NAME_LOWER_USCORE)
#pragma weak mpi_ssend_init = pmpi_ssend_init
void mpi_ssend_init ( void *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint * );
#else
#pragma weak mpi_ssend_init_ = pmpi_ssend_init_
void mpi_ssend_init_ ( void *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint *, MPI_Fint * );
#endif

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#if defined(F77_NAME_UPPER)
#pragma _HP_SECONDARY_DEF PMPI_SSEND_INIT  MPI_SSEND_INIT
#elif defined(F77_NAME_LOWER_2USCORE)
#pragma _HP_SECONDARY_DEF pmpi_ssend_init__  mpi_ssend_init__
#elif !defined(F77_NAME_LOWER_USCORE)
#pragma _HP_SECONDARY_DEF pmpi_ssend_init  mpi_ssend_init
#else
#pragma _HP_SECONDARY_DEF pmpi_ssend_init_  mpi_ssend_init_
#endif

#elif defined(HAVE_PRAGMA_CRI_DUP)
#if defined(F77_NAME_UPPER)
#pragma _CRI duplicate MPI_SSEND_INIT as PMPI_SSEND_INIT
#elif defined(F77_NAME_LOWER_2USCORE)
#pragma _CRI duplicate mpi_ssend_init__ as pmpi_ssend_init__
#elif !defined(F77_NAME_LOWER_USCORE)
#pragma _CRI duplicate mpi_ssend_init as pmpi_ssend_init
#else
#pragma _CRI duplicate mpi_ssend_init_ as pmpi_ssend_init_
#endif

/* end of weak pragmas */
#endif

/* Include mapping from MPI->PMPI */
#include "mpiprof.h"
/* Insert the prototypes for the PMPI routines */
#undef __MPI_BINDINGS
#include "binding.h"
#endif

#ifdef F77_NAME_UPPER
#define mpi_ssend_init_ PMPI_SSEND_INIT
#elif defined(F77_NAME_LOWER_2USCORE)
#define mpi_ssend_init_ pmpi_ssend_init__
#elif !defined(F77_NAME_LOWER_USCORE)
#define mpi_ssend_init_ pmpi_ssend_init
#else
#define mpi_ssend_init_ pmpi_ssend_init_
#endif

#else

#ifdef F77_NAME_UPPER
#define mpi_ssend_init_ MPI_SSEND_INIT
#elif defined(F77_NAME_LOWER_2USCORE)
#define mpi_ssend_init_ mpi_ssend_init__
#elif !defined(F77_NAME_LOWER_USCORE)
#define mpi_ssend_init_ mpi_ssend_init
#endif
#endif


#ifdef _CRAY
#ifdef _TWO_WORD_FCD
#define NUMPARAMS 8

 void mpi_ssend_init_( void *unknown, ...)
{
void          	*buf;
int		*count;
MPI_Datatype  	*datatype;
int		*dest;
int		*tag;
MPI_Comm      	*comm;
MPI_Request   	*request;
int 		*__ierr;
MPI_Request 	lrequest;
va_list		ap;
int		buflen;

va_start(ap, unknown);
buf = unknown;
if (_numargs() == NUMPARAMS+1) {
        buflen = (va_arg(ap, int)) / 8;         /* This is in bits. */
}
count =         va_arg (ap, int *);
datatype =      va_arg(ap, MPI_Datatype *);
dest =          va_arg(ap, int *);
tag =           va_arg(ap, int *);
comm =          va_arg(ap, MPI_Comm *);
request =       va_arg(ap, MPI_Request *);
__ierr =        va_arg(ap, int *);

*__ierr = MPI_Ssend_init(MPIR_F_PTR(buf),*count,*datatype,*dest,*tag,*comm,
			 &lrequest);
*(int*)request = MPI_Request_c2f(lrequest);
}

#else

 void mpi_ssend_init_( buf, count, datatype, dest, tag, comm, request, __ierr )
void          *buf;
int*count;
MPI_Datatype  *datatype;
int*dest;
int*tag;
MPI_Comm      *comm;
MPI_Request   *request;
int *__ierr;
{
MPI_Request lrequest;
_fcd temp;
if (_isfcd(buf)) {
	temp = _fcdtocp(buf);
	buf = (void *) temp;
}
*__ierr = MPI_Ssend_init(MPIR_F_PTR(buf),*count,*datatype,*dest,*tag,*comm,
			 &lrequest);
*(int*)request = MPI_Request_c2f(lrequest);
}

#endif
#else
/* Prototype to suppress warnings about missing prototypes */
FORTRAN_API void FORT_CALL mpi_ssend_init_ ( void *, MPI_Fint *, MPI_Fint *, MPI_Fint *,
                                 MPI_Fint *, MPI_Fint *, MPI_Fint *, 
                                 MPI_Fint * );

FORTRAN_API void FORT_CALL mpi_ssend_init_( void *buf, MPI_Fint *count, MPI_Fint *datatype, MPI_Fint *dest, MPI_Fint *tag, MPI_Fint *comm, MPI_Fint *request, MPI_Fint *__ierr )
{
    MPI_Request lrequest;
    *__ierr = MPI_Ssend_init(MPIR_F_PTR(buf), (int)*count, 
                             MPI_Type_f2c(*datatype), (int)*dest, (int)*tag,
			     MPI_Comm_f2c(*comm), &lrequest);
    if (*__ierr == MPI_SUCCESS) 
        *request = MPI_Request_c2f(lrequest);
} 
#endif