lapack_int LAPACKE_spbrfs( int matrix_layout, char uplo, lapack_int n,
lapack_int kd, lapack_int nrhs, const float* ab,
lapack_int ldab, const float* afb, lapack_int ldafb,
const float* b, lapack_int ldb, float* x,
lapack_int ldx, float* ferr, float* berr )
{
lapack_int info = 0;
lapack_int* iwork = NULL;
float* work = NULL;
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_spbrfs", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
if( LAPACKE_get_nancheck() ) {
/* Optionally check input matrices for NaNs */
if( LAPACKE_spb_nancheck( matrix_layout, uplo, n, kd, ab, ldab ) ) {
return -6;
}
if( LAPACKE_spb_nancheck( matrix_layout, uplo, n, kd, afb, ldafb ) ) {
return -8;
}
if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -10;
}
if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) {
return -12;
}
}
#endif
/* Allocate memory for working array(s) */
iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n) );
if( iwork == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_0;
}
work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
if( work == NULL ) {
info = LAPACK_WORK_MEMORY_ERROR;
goto exit_level_1;
}
/* Call middle-level interface */
info = LAPACKE_spbrfs_work( matrix_layout, uplo, n, kd, nrhs, ab, ldab, afb,
ldafb, b, ldb, x, ldx, ferr, berr, work,
iwork );
/* Release memory and exit */
LAPACKE_free( work );
exit_level_1:
LAPACKE_free( iwork );
exit_level_0:
if( info == LAPACK_WORK_MEMORY_ERROR ) {
LAPACKE_xerbla( "LAPACKE_spbrfs", info );
}
return info;
}
lapack_int LAPACKE_spbtrf( int matrix_order, char uplo, lapack_int n,
lapack_int kd, float* ab, lapack_int ldab )
{
if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_spbtrf", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_spb_nancheck( matrix_order, uplo, n, kd, ab, ldab ) ) {
return -5;
}
#endif
return LAPACKE_spbtrf_work( matrix_order, uplo, n, kd, ab, ldab );
}
lapack_int LAPACKE_spbstf( int matrix_layout, char uplo, lapack_int n,
lapack_int kb, float* bb, lapack_int ldbb )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_spbstf", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_spb_nancheck( matrix_layout, uplo, n, kb, bb, ldbb ) ) {
return -5;
}
#endif
return LAPACKE_spbstf_work( matrix_layout, uplo, n, kb, bb, ldbb );
}
lapack_int LAPACKE_spbequ( int matrix_layout, char uplo, lapack_int n,
lapack_int kd, const float* ab, lapack_int ldab,
float* s, float* scond, float* amax )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_spbequ", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
if( LAPACKE_get_nancheck() ) {
/* Optionally check input matrices for NaNs */
if( LAPACKE_spb_nancheck( matrix_layout, uplo, n, kd, ab, ldab ) ) {
return -5;
}
}
#endif
return LAPACKE_spbequ_work( matrix_layout, uplo, n, kd, ab, ldab, s, scond,
amax );
}
lapack_int LAPACKE_spbtrs( int matrix_layout, char uplo, lapack_int n,
lapack_int kd, lapack_int nrhs, const float* ab,
lapack_int ldab, float* b, lapack_int ldb )
{
if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
LAPACKE_xerbla( "LAPACKE_spbtrs", -1 );
return -1;
}
#ifndef LAPACK_DISABLE_NAN_CHECK
/* Optionally check input matrices for NaNs */
if( LAPACKE_spb_nancheck( matrix_layout, uplo, n, kd, ab, ldab ) ) {
return -6;
}
if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
return -8;
}
#endif
return LAPACKE_spbtrs_work( matrix_layout, uplo, n, kd, nrhs, ab, ldab, b,
ldb );
}