LAPACK  3.8.0
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 36 of file lapacke_ctpqrt.c.

41 {
42  lapack_int info = 0;
43  lapack_complex_float* work = NULL;
44  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
45  LAPACKE_xerbla( "LAPACKE_ctpqrt", -1 );
46  return -1;
47  }
48 #ifndef LAPACK_DISABLE_NAN_CHECK
49  if( LAPACKE_get_nancheck() ) {
50  /* Optionally check input matrices for NaNs */
51  if( LAPACKE_cge_nancheck( matrix_layout, n, n, a, lda ) ) {
52  return -6;
53  }
54  if( LAPACKE_cge_nancheck( matrix_layout, m, n, b, ldb ) ) {
55  return -9;
56  }
57  }
58 #endif
59  /* Allocate memory for working array(s) */
60  work = (lapack_complex_float*)
61  LAPACKE_malloc( sizeof(lapack_complex_float) * MAX(1,nb) * MAX(1,n) );
62  if( work == NULL ) {
64  goto exit_level_0;
65  }
66  /* Call middle-level interface */
67  info = LAPACKE_ctpqrt_work( matrix_layout, m, n, l, nb, a, lda, b, ldb,
68  t, ldt, work );
69  /* Release memory and exit */
70  LAPACKE_free( work );
71 exit_level_0:
72  if( info == LAPACK_WORK_MEMORY_ERROR ) {
73  LAPACKE_xerbla( "LAPACKE_ctpqrt", info );
74  }
75  return info;
76 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
#define LAPACK_WORK_MEMORY_ERROR
Definition: lapacke.h:122
#define LAPACKE_free(p)
Definition: lapacke.h:113
#define lapack_complex_float
Definition: lapacke.h:74
lapack_logical LAPACKE_cge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_float *a, lapack_int lda)
#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
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)
int LAPACKE_get_nancheck()
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