lapack_int LAPACKE_sptsvx_work	(	int	matrix_layout,
		char	fact,
		lapack_int	n,
		lapack_int	nrhs,
		const float *	d,
		const float *	e,
		float *	df,
		float *	ef,
		const float *	b,
		lapack_int	ldb,
		float *	x,
		lapack_int	ldx,
		float *	rcond,
		float *	ferr,
		float *	berr,
		float *	work
	)

Definition at line 36 of file lapacke_sptsvx_work.c.

{
    lapack_int info = 0;
    if( matrix_layout == LAPACK_COL_MAJOR ) {
        /* Call LAPACK function and adjust info */
        LAPACK_sptsvx( &fact, &n, &nrhs, d, e, df, ef, b, &ldb, x, &ldx, rcond,
                       ferr, berr, work, &info );
        if( info < 0 ) {
            info = info - 1;
        }
    } else if( matrix_layout == LAPACK_ROW_MAJOR ) {
        lapack_int ldb_t = MAX(1,n);
        lapack_int ldx_t = MAX(1,n);
        float* b_t = NULL;
        float* x_t = NULL;
        /* Check leading dimension(s) */
        if( ldb < nrhs ) {
            info = -10;
            LAPACKE_xerbla( "LAPACKE_sptsvx_work", info );
            return info;
        }
        if( ldx < nrhs ) {
            info = -12;
            LAPACKE_xerbla( "LAPACKE_sptsvx_work", info );
            return info;
        }
        /* Allocate memory for temporary array(s) */
        b_t = (float*)LAPACKE_malloc( sizeof(float) * ldb_t * MAX(1,nrhs) );
        if( b_t == NULL ) {
            info = LAPACK_TRANSPOSE_MEMORY_ERROR;
            goto exit_level_0;
        }
        x_t = (float*)LAPACKE_malloc( sizeof(float) * ldx_t * MAX(1,nrhs) );
        if( x_t == NULL ) {
            info = LAPACK_TRANSPOSE_MEMORY_ERROR;
            goto exit_level_1;
        }
        /* Transpose input matrices */
        LAPACKE_sge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t );
        /* Call LAPACK function and adjust info */
        LAPACK_sptsvx( &fact, &n, &nrhs, d, e, df, ef, b_t, &ldb_t, x_t, &ldx_t,
                       rcond, ferr, berr, work, &info );
        if( info < 0 ) {
            info = info - 1;
        }
        /* Transpose output matrices */
        LAPACKE_sge_trans( LAPACK_COL_MAJOR, n, nrhs, x_t, ldx_t, x, ldx );
        /* Release memory and exit */
        LAPACKE_free( x_t );
exit_level_1:
        LAPACKE_free( b_t );
exit_level_0:
        if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) {
            LAPACKE_xerbla( "LAPACKE_sptsvx_work", info );
        }
    } else {
        info = -1;
        LAPACKE_xerbla( "LAPACKE_sptsvx_work", info );
    }
    return info;
}

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