lapacke_ssytrs_aa_2stage.c

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* Contents: Native high-level C interface to LAPACK function ssytrs_aa_2stage
* Author: Intel Corporation
*****************************************************************************/
 
#include "lapacke_utils.h"
 
lapack_int LAPACKE_ssytrs_aa_2stage( int matrix_layout, char uplo, lapack_int n,
                            lapack_int nrhs, float* a, lapack_int lda,
                            float* tb, lapack_int ltb, 
                            lapack_int* ipiv, lapack_int* ipiv2, 
                            float* b, lapack_int ldb )
{
    lapack_int info = 0;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_ssytrs_aa_2stage", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_ssy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
            return -5;
        }
       if( LAPACKE_sge_nancheck( matrix_layout, 4*n, 1, tb, ltb ) ) {
            return -7;
        }
        if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
            return -11;
        }
    }
#endif
    /* Call middle-level interface */
    info = LAPACKE_ssytrs_aa_2stage_work( matrix_layout, uplo, n, nrhs,
                                 a, lda, tb, ltb, ipiv, ipiv2, b,
                                 ldb );
    return info;
}