NAME

HPL_pdupdateTN - Broadcast a panel and update the trailing submatrix.

SYNOPSIS

#include "hpl.h"

void HPL_pdupdateTN( HPL_T_panel * PBCST, int * IFLAG, HPL_T_panel * PANEL, const int NN );

DESCRIPTION

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

ARGUMENTS

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.

SEE ALSO

HPL_pdgesv (3), HPL_pdgesv0 (3), HPL_pdgesvK1 (3), HPL_pdgesvK2 (3), HPL_pdlaswp00N (3), HPL_pdlaswp01N (3).