LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_sggbak()

lapack_int LAPACKE_sggbak ( int  matrix_layout,
char  job,
char  side,
lapack_int  n,
lapack_int  ilo,
lapack_int  ihi,
const float *  lscale,
const float *  rscale,
lapack_int  m,
float *  v,
lapack_int  ldv 
)

Definition at line 36 of file lapacke_sggbak.c.

40 {
41  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
42  LAPACKE_xerbla( "LAPACKE_sggbak", -1 );
43  return -1;
44  }
45 #ifndef LAPACK_DISABLE_NAN_CHECK
46  if( LAPACKE_get_nancheck() ) {
47  /* Optionally check input matrices for NaNs */
48  if( LAPACKE_s_nancheck( n, lscale, 1 ) ) {
49  return -7;
50  }
51  if( LAPACKE_s_nancheck( n, rscale, 1 ) ) {
52  return -8;
53  }
54  if( LAPACKE_sge_nancheck( matrix_layout, n, m, v, ldv ) ) {
55  return -10;
56  }
57  }
58 #endif
59  return LAPACKE_sggbak_work( matrix_layout, job, side, n, ilo, ihi, lscale,
60  rscale, m, v, ldv );
61 }
lapack_int LAPACKE_sggbak_work(int matrix_layout, char job, char side, lapack_int n, lapack_int ilo, lapack_int ihi, const float *lscale, const float *rscale, lapack_int m, float *v, lapack_int ldv)
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
lapack_logical LAPACKE_sge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const float *a, lapack_int lda)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
int LAPACKE_get_nancheck()
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