LAPACK  3.9.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_stpqrt()

lapack_int LAPACKE_stpqrt ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_int  l,
lapack_int  nb,
float *  a,
lapack_int  lda,
float *  b,
lapack_int  ldb,
float *  t,
lapack_int  ldt 
)

Definition at line 35 of file lapacke_stpqrt.c.

39 {
40  lapack_int info = 0;
41  float* work = NULL;
42  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
43  LAPACKE_xerbla( "LAPACKE_stpqrt", -1 );
44  return -1;
45  }
46 #ifndef LAPACK_DISABLE_NAN_CHECK
47  if( LAPACKE_get_nancheck() ) {
48  /* Optionally check input matrices for NaNs */
49  if( LAPACKE_sge_nancheck( matrix_layout, n, n, a, lda ) ) {
50  return -6;
51  }
52  if( LAPACKE_sge_nancheck( matrix_layout, m, n, b, ldb ) ) {
53  return -8;
54  }
55  }
56 #endif
57  /* Allocate memory for working array(s) */
58  work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,nb) * MAX(1,n) );
59  if( work == NULL ) {
61  goto exit_level_0;
62  }
63  /* Call middle-level interface */
64  info = LAPACKE_stpqrt_work( matrix_layout, m, n, l, nb, a, lda, b, ldb, t,
65  ldt, work );
66  /* Release memory and exit */
67  LAPACKE_free( work );
68 exit_level_0:
69  if( info == LAPACK_WORK_MEMORY_ERROR ) {
70  LAPACKE_xerbla( "LAPACKE_stpqrt", info );
71  }
72  return info;
73 }
#define lapack_int
Definition: lapack.h:83
lapack_int LAPACKE_stpqrt_work(int matrix_layout, lapack_int m, lapack_int n, lapack_int l, lapack_int nb, float *a, lapack_int lda, float *b, lapack_int ldb, float *t, lapack_int ldt, float *work)
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:55
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
int LAPACKE_get_nancheck(void)
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
void LAPACKE_xerbla(const char *name, lapack_int info)
lapack_logical LAPACKE_sge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const float *a, lapack_int lda)
#define MAX(x, y)
Definition: lapacke_utils.h:46
Here is the call graph for this function: