LAPACK  3.10.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_ctpqrt()

lapack_int LAPACKE_ctpqrt ( int  matrix_layout,
lapack_int  m,
lapack_int  n,
lapack_int  l,
lapack_int  nb,
lapack_complex_float a,
lapack_int  lda,
lapack_complex_float b,
lapack_int  ldb,
lapack_complex_float t,
lapack_int  ldt 
)

Definition at line 35 of file lapacke_ctpqrt.c.

40 {
41  lapack_int info = 0;
42  lapack_complex_float* work = NULL;
43  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
44  LAPACKE_xerbla( "LAPACKE_ctpqrt", -1 );
45  return -1;
46  }
47 #ifndef LAPACK_DISABLE_NAN_CHECK
48  if( LAPACKE_get_nancheck() ) {
49  /* Optionally check input matrices for NaNs */
50  if( LAPACKE_cge_nancheck( matrix_layout, n, n, a, lda ) ) {
51  return -6;
52  }
53  if( LAPACKE_cge_nancheck( matrix_layout, m, n, b, ldb ) ) {
54  return -9;
55  }
56  }
57 #endif
58  /* Allocate memory for working array(s) */
59  work = (lapack_complex_float*)
60  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,nb) * MAX(1,n) );
61  if( work == NULL ) {
63  goto exit_level_0;
64  }
65  /* Call middle-level interface */
66  info = LAPACKE_ctpqrt_work( matrix_layout, m, n, l, nb, a, lda, b, ldb,
67  t, ldt, work );
68  /* Release memory and exit */
69  LAPACKE_free( work );
70 exit_level_0:
71  if( info == LAPACK_WORK_MEMORY_ERROR ) {
72  LAPACKE_xerbla( "LAPACKE_ctpqrt", info );
73  }
74  return info;
75 }
#define lapack_int
Definition: lapack.h:83
#define lapack_complex_float
Definition: lapack.h:45
#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
lapack_int LAPACKE_ctpqrt_work(int matrix_layout, lapack_int m, lapack_int n, lapack_int l, lapack_int nb, lapack_complex_float *a, lapack_int lda, lapack_complex_float *b, lapack_int ldb, lapack_complex_float *t, lapack_int ldt, lapack_complex_float *work)
#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)
#define MAX(x, y)
Definition: lapacke_utils.h:46
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
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