MPI_Reduce_local function
Applies a reduction operator to local arguments.
Syntax
int MPIAPI MPI_Reduce_local(
_In_ void *inbuf,
_Inout_ void *inoutbuf,
int count,
MPI_Datatype datatype,
MPI_Op op
);
Parameters
inbuf [in]
Address of the input buffer.inoutbuf
Address of input-output buffer.count
Number of elements in each buffer.datatype
Datatype of elements in the buffers.op
Reduction operation.
Return value
Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.
In Fortran, the return value is stored in the IERROR parameter.
Fortran
MPI_REDUCE_LOCAL(INBUF, INOUTBUF, COUNT, DATATYPE, OP, IERROR)
<type> INBUF(*), INOUTBUF(*)
INTEGER COUNT, DATATYPE, OP, IERROR
Requirements
Product |
HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities |
Header |
Mpi.h; Mpif.h |
Library |
Msmpi.lib |
DLL |
Msmpi.dll |