LAPACK  3.7.1
LAPACK: Linear Algebra PACKage

◆ LAPACKE_zgghrd()

lapack_int LAPACKE_zgghrd ( int  matrix_layout,
char  compq,
char  compz,
lapack_int  n,
lapack_int  ilo,
lapack_int  ihi,
lapack_complex_double a,
lapack_int  lda,
lapack_complex_double b,
lapack_int  ldb,
lapack_complex_double q,
lapack_int  ldq,
lapack_complex_double z,
lapack_int  ldz 
)

Definition at line 36 of file lapacke_zgghrd.c.

42 {
43  if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
44  LAPACKE_xerbla( "LAPACKE_zgghrd", -1 );
45  return -1;
46  }
47 #ifndef LAPACK_DISABLE_NAN_CHECK
48  /* Optionally check input matrices for NaNs */
49  if( LAPACKE_zge_nancheck( matrix_layout, n, n, a, lda ) ) {
50  return -7;
51  }
52  if( LAPACKE_zge_nancheck( matrix_layout, n, n, b, ldb ) ) {
53  return -9;
54  }
55  if( LAPACKE_lsame( compq, 'i' ) || LAPACKE_lsame( compq, 'v' ) ) {
56  if( LAPACKE_zge_nancheck( matrix_layout, n, n, q, ldq ) ) {
57  return -11;
58  }
59  }
60  if( LAPACKE_lsame( compz, 'i' ) || LAPACKE_lsame( compz, 'v' ) ) {
61  if( LAPACKE_zge_nancheck( matrix_layout, n, n, z, ldz ) ) {
62  return -13;
63  }
64  }
65 #endif
66  return LAPACKE_zgghrd_work( matrix_layout, compq, compz, n, ilo, ihi, a, lda,
67  b, ldb, q, ldq, z, ldz );
68 }
#define LAPACK_ROW_MAJOR
Definition: lapacke.h:119
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)
lapack_logical LAPACKE_zge_nancheck(int matrix_layout, lapack_int m, lapack_int n, const lapack_complex_double *a, lapack_int lda)
lapack_int LAPACKE_zgghrd_work(int matrix_layout, char compq, char compz, lapack_int n, lapack_int ilo, lapack_int ihi, lapack_complex_double *a, lapack_int lda, lapack_complex_double *b, lapack_int ldb, lapack_complex_double *q, lapack_int ldq, lapack_complex_double *z, lapack_int ldz)
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