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HPL_pdupdateNN(3) HPL Library Functions HPL_pdupdateNN(3)

HPL_pdupdateNN - Broadcast a panel and update the trailing submatrix.

#include "hpl.h"
void HPL_pdupdateNN( HPL_T_panel * PBCST, int * IFLAG, HPL_T_panel * PANEL, const int NN );

HPL_pdupdateNN broadcast - forward the panel PBCST and simultaneously applies the row interchanges and updates part of the trailing (using the panel PANEL) submatrix.

PBCST (local input/output) HPL_T_panel *
On entry, PBCST points to the data structure containing the panel (to be broadcast) information.
IFLAG (local output) int *
On exit, IFLAG indicates whether or not the broadcast has been completed when PBCST is not NULL on entry. In that case, IFLAG is left unchanged.
PANEL (local input/output) HPL_T_panel *
On entry, PANEL points to the data structure containing the panel (to be updated) information.
NN (local input) const int
On entry, NN specifies the local number of columns of the trailing submatrix to be updated starting at the current position. NN must be at least zero.

HPL_pdgesv (3), HPL_pdgesv0 (3), HPL_pdgesvK1 (3), HPL_pdgesvK2 (3), HPL_pdlaswp00N (3), HPL_pdlaswp01N (3).
February 24, 2016 HPL 2.2

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