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HPL_sum(3) HPL Library Functions HPL_sum(3)

HPL_sum - Combine (sum) two buffers.

#include "hpl.h"
void HPL_sum( const int N, const void * IN, void * INOUT, const HPL_T_TYPE DTYPE );

HPL_sum combines (sum) two buffers.

N (input) const int
On entry, N specifies the length of the buffers to be combined. N must be at least zero.
IN (input) const void *
On entry, IN points to the input-only buffer to be combined.
INOUT (input/output) void *
On entry, INOUT points to the input-output buffer to be combined. On exit, the entries of this array contains the combined results.
DTYPE (input) const HPL_T_TYPE
On entry, DTYPE specifies the type of the buffers operands.

HPL_broadcast (3), HPL_reduce (3), HPL_all_reduce (3), HPL_barrier (3), HPL_min (3), HPL_max (3), HPL_sum (3).
February 24, 2016 HPL 2.2

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