LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_ztpmqrt()

lapack_int LAPACKE_ztpmqrt ( int  matrix_layout,
char  side,
char  trans,
lapack_int  m,
lapack_int  n,
lapack_int  k,
lapack_int  l,
lapack_int  nb,
const lapack_complex_double v,
lapack_int  ldv,
const lapack_complex_double t,
lapack_int  ldt,
lapack_complex_double a,
lapack_int  lda,
lapack_complex_double b,
lapack_int  ldb 
)

Definition at line 36 of file lapacke_ztpmqrt.c.

43 {
44  lapack_int ncols_a, nrows_a;
45  lapack_int nrows_v;
46  lapack_int lwork;
47  lapack_int info = 0;
48  lapack_complex_double* work = NULL;
49  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
50  LAPACKE_xerbla( "LAPACKE_ztpmqrt", -1 );
51  return -1;
52  }
53 #ifndef LAPACK_DISABLE_NAN_CHECK
54  /* Optionally check input matrices for NaNs */
55  ncols_a = LAPACKE_lsame( side, 'L' ) ? n :
56  ( LAPACKE_lsame( side, 'R' ) ? k : 0 );
57  nrows_a = LAPACKE_lsame( side, 'L' ) ? k :
58  ( LAPACKE_lsame( side, 'R' ) ? m : 0 );
59  nrows_v = LAPACKE_lsame( side, 'L' ) ? m :
60  ( LAPACKE_lsame( side, 'R' ) ? n : 0 );
61  if( LAPACKE_zge_nancheck( matrix_layout, nrows_a, ncols_a, a, lda ) ) {
62  return -13;
63  }
64  if( LAPACKE_zge_nancheck( matrix_layout, m, n, b, ldb ) ) {
65  return -15;
66  }
67  if( LAPACKE_zge_nancheck( matrix_layout, nb, k, t, ldt ) ) {
68  return -11;
69  }
70  if( LAPACKE_zge_nancheck( matrix_layout, nrows_v, k, v, ldv ) ) {
71  return -9;
72  }
73 #endif
74  /* Allocate memory for working array(s) */
75  lwork = LAPACKE_lsame( side, 'L' ) ? MAX(1,nb) * MAX(1,n) :
76  ( LAPACKE_lsame( side, 'R' ) ? MAX(1,m) * MAX(1,nb) : 0 );
77  work = (lapack_complex_double*)
78  LAPACKE_malloc( sizeof(lapack_complex_double) * lwork );
79  if( work == NULL ) {
81  goto exit_level_0;
82  }
83  /* Call middle-level interface */
84  info = LAPACKE_ztpmqrt_work( matrix_layout, side, trans, m, n, k, l, nb, v,
85  ldv, t, ldt, a, lda, b, ldb, work );
86  /* Release memory and exit */
87  LAPACKE_free( work );
88 exit_level_0:
89  if( info == LAPACK_WORK_MEMORY_ERROR ) {
90  LAPACKE_xerbla( "LAPACKE_ztpmqrt", info );
91  }
92  return info;
93 }
lapack_int LAPACKE_ztpmqrt_work(int matrix_layout, char side, char trans, lapack_int m, lapack_int n, lapack_int k, lapack_int l, lapack_int nb, const lapack_complex_double *v, lapack_int ldv, const lapack_complex_double *t, lapack_int ldt, lapack_complex_double *a, lapack_int lda, lapack_complex_double *b, lapack_int ldb, lapack_complex_double *work)
#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_double
Definition: lapacke.h:90
#define MAX(x, y)
Definition: lapacke_utils.h:47
#define LAPACKE_malloc(size)
Definition: lapacke.h:110
lapack_logical LAPACKE_lsame(char ca, char cb)
Definition: lapacke_lsame.c:36
#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_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)
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