LAPACK  3.10.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_slarfx()

lapack_int LAPACKE_slarfx ( int  matrix_layout,
char  side,
lapack_int  m,
lapack_int  n,
const float *  v,
float  tau,
float *  c,
lapack_int  ldc,
float *  work 
)

Definition at line 35 of file lapacke_slarfx.c.

38 {
39  lapack_int lv;
40  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
41  LAPACKE_xerbla( "LAPACKE_slarfx", -1 );
42  return -1;
43  }
44 #ifndef LAPACK_DISABLE_NAN_CHECK
45  if( LAPACKE_get_nancheck() ) {
46  /* Optionally check input matrices for NaNs */
47  if( LAPACKE_sge_nancheck( matrix_layout, m, n, c, ldc ) ) {
48  return -7;
49  }
50  if( LAPACKE_s_nancheck( 1, &tau, 1 ) ) {
51  return -6;
52  }
53  lv = (LAPACKE_lsame( side, 'l' ) ? m : n);
54  if( LAPACKE_s_nancheck( lv, v, 1 ) ) {
55  return -5;
56  }
57  }
58 #endif
59  return LAPACKE_slarfx_work( matrix_layout, side, m, n, v, tau, c, ldc,
60  work );
61 }
#define lapack_int
Definition: lapack.h:83
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
int LAPACKE_get_nancheck(void)
lapack_int LAPACKE_slarfx_work(int matrix_layout, char side, lapack_int m, lapack_int n, const float *v, float tau, float *c, lapack_int ldc, float *work)
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:35
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_s_nancheck(lapack_int n, const float *x, lapack_int incx)
lapack_logical LAPACKE_sge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const float *a, lapack_int lda)
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