LAPACK 3.11.0
LAPACK: Linear Algebra PACKage
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◆ LAPACKE_cptsv_work()

lapack_int LAPACKE_cptsv_work ( int  matrix_layout,
lapack_int  n,
lapack_int  nrhs,
float *  d,
lapack_complex_float e,
lapack_complex_float b,
lapack_int  ldb 
)

Definition at line 35 of file lapacke_cptsv_work.c.

38{
39 lapack_int info = 0;
40 if( matrix_layout == LAPACK_COL_MAJOR ) {
41 /* Call LAPACK function and adjust info */
42 LAPACK_cptsv( &n, &nrhs, d, e, b, &ldb, &info );
43 if( info < 0 ) {
44 info = info - 1;
45 }
46 } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
47 lapack_int ldb_t = MAX(1,n);
48 lapack_complex_float* b_t = NULL;
49 /* Check leading dimension(s) */
50 if( ldb < nrhs ) {
51 info = -7;
52 LAPACKE_xerbla( "LAPACKE_cptsv_work", info );
53 return info;
54 }
55 /* Allocate memory for temporary array(s) */
58 ldb_t * MAX(1,nrhs) );
59 if( b_t == NULL ) {
61 goto exit_level_0;
62 }
63 /* Transpose input matrices */
64 LAPACKE_cge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t );
65 /* Call LAPACK function and adjust info */
66 LAPACK_cptsv( &n, &nrhs, d, e, b_t, &ldb_t, &info );
67 if( info < 0 ) {
68 info = info - 1;
69 }
70 /* Transpose output matrices */
71 LAPACKE_cge_trans( LAPACK_COL_MAJOR, n, nrhs, b_t, ldb_t, b, ldb );
72 /* Release memory and exit */
73 LAPACKE_free( b_t );
74exit_level_0:
75 if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
76 LAPACKE_xerbla( "LAPACKE_cptsv_work", info );
77 }
78 } else {
79 info = -1;
80 LAPACKE_xerbla( "LAPACKE_cptsv_work", info );
81 }
82 return info;
83}
#define lapack_int
Definition: lapack.h:87
#define LAPACK_cptsv
Definition: lapack.h:14519
#define lapack_complex_float
Definition: lapack.h:46
#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)
#define MAX(x, y)
Definition: lapacke_utils.h:46
void LAPACKE_cge_trans(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *in, lapack_int ldin, lapack_complex_float *out, lapack_int ldout)
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