func Isend_int32(sendbuf []int32, dest, tag int, comm C.MPI_Comm, request *Request) {
err := C.MPI_Isend(
unsafe.Pointer(&sendbuf[0]), C.int(len(sendbuf)), INT32,
C.int(dest), C.int(tag), comm, (*C.MPI_Request)(request))
if err != 0 {
log.Fatal(err)
}
}
func Isend_float64(sendbuf []float64, dest, tag int, comm C.MPI_Comm, request *Request) {
err := C.MPI_Isend(
unsafe.Pointer(&sendbuf[0]), C.int(len(sendbuf)), FLOAT64,
C.int(dest), C.int(tag), comm, (*C.MPI_Request)(request))
if err != 0 {
log.Fatal(err)
}
}
//Isend
//Starts a standard-mode, nonblocking send.
func Isend(buffer interface{},
sendCount int,
dataType Datatype,
dest int,
tag int,
comm Comm,
request *Request) int {
bufferVoidPointer := Get_void_ptr(buffer)
cRequestPointer := (*C.MPI_Request)(request)
err := C.MPI_Isend(bufferVoidPointer,
C.int(sendCount),
C.MPI_Datatype(dataType),
C.int(dest),
C.int(tag),
C.MPI_Comm(comm),
cRequestPointer)
return int(err)
}