LAPACK  3.8.0
LAPACK: Linear Algebra PACKage

◆ LAPACKE_slagge_work()

lapack_int LAPACKE_slagge_work ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_int  kl,
lapack_int  ku,
const float *  d,
float *  a,
lapack_int  lda,
lapack_int iseed,
float *  work 
)

Definition at line 36 of file lapacke_slagge_work.c.

40 {
41  lapack_int info = 0;
42  if( matrix_layout == LAPACK_COL_MAJOR ) {
43  /* Call LAPACK function and adjust info */
44  LAPACK_slagge( &m, &n, &kl, &ku, d, a, &lda, iseed, work, &info );
45  if( info < 0 ) {
46  info = info - 1;
47  }
48  } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
49  lapack_int lda_t = MAX(1,m);
50  float* a_t = NULL;
51  /* Check leading dimension(s) */
52  if( lda < n ) {
53  info = -8;
54  LAPACKE_xerbla( "LAPACKE_slagge_work", info );
55  return info;
56  }
57  /* Allocate memory for temporary array(s) */
58  a_t = (float*)LAPACKE_malloc( sizeof(float) * lda_t * MAX(1,n) );
59  if( a_t == NULL ) {
61  goto exit_level_0;
62  }
63  /* Call LAPACK function and adjust info */
64  LAPACK_slagge( &m, &n, &kl, &ku, d, a_t, &lda_t, iseed, work, &info );
65  if( info < 0 ) {
66  info = info - 1;
67  }
68  /* Transpose output matrices */
69  LAPACKE_sge_trans( LAPACK_COL_MAJOR, m, n, a_t, lda_t, a, lda );
70  /* Release memory and exit */
71  LAPACKE_free( a_t );
72 exit_level_0:
73  if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
74  LAPACKE_xerbla( "LAPACKE_slagge_work", info );
75  }
76  } else {
77  info = -1;
78  LAPACKE_xerbla( "LAPACKE_slagge_work", info );
79  }
80  return info;
81 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACKE_free(p)
Definition: lapacke.h:113
void LAPACK_slagge(lapack_int *m, lapack_int *n, lapack_int *kl, lapack_int *ku, const float *d, float *a, lapack_int *lda, lapack_int *iseed, float *work, lapack_int *info)
void LAPACKE_sge_trans(int matrix_layout, lapack_int m, lapack_int n, const float *in, lapack_int ldin, float *out, lapack_int ldout)
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
#define LAPACK_COL_MAJOR
Definition: lapacke.h:120
void LAPACKE_xerbla(const char *name, lapack_int info)
#define lapack_int
Definition: lapacke.h:47
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:123
Here is the call graph for this function:
Here is the caller graph for this function: