LAPACK  3.9.0 LAPACK: Linear Algebra PACKage

## ◆ LAPACKE_sgbequb_work()

 lapack_int LAPACKE_sgbequb_work ( int matrix_layout, lapack_int m, lapack_int n, lapack_int kl, lapack_int ku, const float * ab, lapack_int ldab, float * r, float * c, float * rowcnd, float * colcnd, float * amax )

Definition at line 35 of file lapacke_sgbequb_work.c.

40 {
41  lapack_int info = 0;
42  if( matrix_layout == LAPACK_COL_MAJOR ) {
43  /* Call LAPACK function and adjust info */
44  LAPACK_sgbequb( &m, &n, &kl, &ku, ab, &ldab, r, c, rowcnd, colcnd, amax,
45  &info );
46  if( info < 0 ) {
47  info = info - 1;
48  }
49  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
50  lapack_int ldab_t = MAX(1,kl+ku+1);
51  float* ab_t = NULL;
52  /* Check leading dimension(s) */
53  if( ldab < n ) {
54  info = -7;
55  LAPACKE_xerbla( "LAPACKE_sgbequb_work", info );
56  return info;
57  }
58  /* Allocate memory for temporary array(s) */
59  ab_t = (float*)LAPACKE_malloc( sizeof(float) * ldab_t * MAX(1,n) );
60  if( ab_t == NULL ) {
62  goto exit_level_0;
63  }
64  /* Transpose input matrices */
65  LAPACKE_sgb_trans( matrix_layout, m, n, kl, ku, ab, ldab, ab_t, ldab_t );
66  /* Call LAPACK function and adjust info */
67  LAPACK_sgbequb( &m, &n, &kl, &ku, ab_t, &ldab_t, r, c, rowcnd, colcnd,
68  amax, &info );
69  if( info < 0 ) {
70  info = info - 1;
71  }
72  /* Release memory and exit */
73  LAPACKE_free( ab_t );
74 exit_level_0:
75  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
76  LAPACKE_xerbla( "LAPACKE_sgbequb_work", info );
77  }
78  } else {
79  info = -1;
80  LAPACKE_xerbla( "LAPACKE_sgbequb_work", info );
81  }
82  return info;
Here is the call graph for this function:
Here is the caller graph for this function:
LAPACKE_free
#define LAPACKE_free(p)
Definition: lapacke.h:47
lapack_int
#define lapack_int
Definition: lapack.h:21
LAPACK_sgbequb
void LAPACK_sgbequb(lapack_int const *m, lapack_int const *n, lapack_int const *kl, lapack_int const *ku, float const *AB, lapack_int const *ldab, float *R, float *C, float *rowcnd, float *colcnd, float *amax, lapack_int *info)
LAPACKE_xerbla
void LAPACKE_xerbla(const char *name, lapack_int info)
Definition: lapacke_xerbla.c:36
MAX
#define MAX(x, y)
Definition: lapacke_utils.h:47
LAPACK_TRANSPOSE_MEMORY_ERROR
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:57
LAPACKE_sgb_trans
void LAPACKE_sgb_trans(int matrix_layout, lapack_int m, lapack_int n, lapack_int kl, lapack_int ku, const float *in, lapack_int ldin, float *out, lapack_int ldout)
Definition: lapacke_sgb_trans.c:39
LAPACKE_malloc
#define LAPACKE_malloc(size)
Definition: lapacke.h:44
LAPACK_ROW_MAJOR
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:53
LAPACK_COL_MAJOR
#define LAPACK_COL_MAJOR
Definition: lapacke.h:54