LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_zlatms_work()

lapack_int LAPACKE_zlatms_work ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
char  dist,
lapack_int iseed,
char  sym,
double *  d,
lapack_int  mode,
double  cond,
double  dmax,
lapack_int  kl,
lapack_int  ku,
char  pack,
lapack_complex_double a,
lapack_int  lda,
lapack_complex_double work 
)

Definition at line 35 of file lapacke_zlatms_work.c.

41{
42 lapack_int info = 0;
43 if( matrix_layout == LAPACK_COL_MAJOR ) {
44 /* Call LAPACK function and adjust info */
45 LAPACK_zlatms( &m, &n, &dist, iseed, &sym, d, &mode, &cond, &dmax, &kl,
46 &ku, &pack, a, &lda, work, &info );
47 if( info < 0 ) {
48 info = info - 1;
49 }
50 } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
51 lapack_int lda_t = MAX(1,m);
52 lapack_complex_double* a_t = NULL;
53 /* Check leading dimension(s) */
54 if( lda < n ) {
55 info = -15;
56 LAPACKE_xerbla( "LAPACKE_zlatms_work", info );
57 return info;
58 }
59 /* Allocate memory for temporary array(s) */
61 LAPACKE_malloc( sizeof(lapack_complex_double) * lda_t * MAX(1,n) );
62 if( a_t == NULL ) {
64 goto exit_level_0;
65 }
66 /* Transpose input matrices */
67 LAPACKE_zge_trans( matrix_layout, m, n, a, lda, a_t, lda_t );
68 /* Call LAPACK function and adjust info */
69 LAPACK_zlatms( &m, &n, &dist, iseed, &sym, d, &mode, &cond, &dmax, &kl,
70 &ku, &pack, a_t, &lda_t, work, &info );
71 if( info < 0 ) {
72 info = info - 1;
73 }
74 /* Transpose output matrices */
75 LAPACKE_zge_trans( LAPACK_COL_MAJOR, m, n, a_t, lda_t, a, lda );
76 /* Release memory and exit */
77 LAPACKE_free( a_t );
78exit_level_0:
79 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
80 LAPACKE_xerbla( "LAPACKE_zlatms_work", info );
81 }
82 } else {
83 info = -1;
84 LAPACKE_xerbla( "LAPACKE_zlatms_work", info );
85 }
86 return info;
87}
#define lapack_int
Definition: lapack.h:87
#define lapack_complex_double
Definition: lapack.h:64
#define LAPACK_zlatms(...)
Definition: lapack.h:11047
#define LAPACK_COL_MAJOR
Definition: lapacke.h:53
#define LAPACKE_free(p)
Definition: lapacke.h:46
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:52
#define LAPACKE_malloc(size)
Definition: lapacke.h:43
#define LAPACK_TRANSPOSE_MEMORY_ERROR
Definition: lapacke.h:56
void LAPACKE_xerbla(const char *name, lapack_int info)
void LAPACKE_zge_trans(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *in, lapack_int ldin, lapack_complex_double *out, lapack_int ldout)
#define MAX(x, y)
Definition: lapacke_utils.h:46
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