LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
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lapacke_cgbbrd.c File Reference
#include "lapacke_utils.h"
Include dependency graph for lapacke_cgbbrd.c:

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Functions/Subroutines

lapack_int LAPACKE_cgbbrd (int matrix_order, char vect, lapack_int m, lapack_int n, lapack_int ncc, lapack_int kl, lapack_int ku, lapack_complex_float *ab, lapack_int ldab, float *d, float *e, lapack_complex_float *q, lapack_int ldq, lapack_complex_float *pt, lapack_int ldpt, lapack_complex_float *c, lapack_int ldc)

Function/Subroutine Documentation

lapack_int LAPACKE_cgbbrd ( int  matrix_order,
char  vect,
lapack_int  m,
lapack_int  n,
lapack_int  ncc,
lapack_int  kl,
lapack_int  ku,
lapack_complex_float ab,
lapack_int  ldab,
float *  d,
float *  e,
lapack_complex_float q,
lapack_int  ldq,
lapack_complex_float pt,
lapack_int  ldpt,
lapack_complex_float c,
lapack_int  ldc 
)

Definition at line 36 of file lapacke_cgbbrd.c.

{
lapack_int info = 0;
float* rwork = NULL;
lapack_complex_float* work = NULL;
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_cgbbrd", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_cgb_nancheck( matrix_order, m, n, kl, ku, ab, ldab ) ) {
return -8;
}
if( ncc != 0 ) {
if( LAPACKE_cge_nancheck( matrix_order, m, ncc, c, ldc ) ) {
return -16;
}
}
#endif
/* Allocate memory for working array(s) */
rwork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,MAX(m,n)) );
if( rwork == NULL ) {
goto exit_level_0;
}
if( work == NULL ) {
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_cgbbrd_work( matrix_order, vect, m, n, ncc, kl, ku, ab, ldab,
d, e, q, ldq, pt, ldpt, c, ldc, work, rwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( rwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_cgbbrd", info );
}
return info;
}

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