lapack_int LAPACKE_ssysv_rk	(	int	matrix_layout,
		char	uplo,
		lapack_int	n,
		lapack_int	nrhs,
		float *	a,
		lapack_int	lda,
		float *	e,
		lapack_int *	ipiv,
		float *	b,
		lapack_int	ldb
	)

Definition at line 36 of file lapacke_ssysv_rk.c.

{
    lapack_int info = 0;
    lapack_int lwork = -1;
    float* work = NULL;
    float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_ssysv_rk", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    /* Optionally check input matrices for NaNs */
    if( LAPACKE_ssy_nancheck( matrix_layout, uplo, n, a, lda ) ) {
        return -5;
    }
    if( LAPACKE_s_nancheck( n, e, 1) ) {
        return -7;
    }
    if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) {
        return -9;
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_ssysv_rk_work( matrix_layout, uplo, n, nrhs, a, lda, e, ipiv, b,
                               ldb, &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = (lapack_int)work_query;
    /* Allocate memory for work arrays */
    work = (float*)LAPACKE_malloc( sizeof(float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_ssysv_rk_work( matrix_layout, uplo, n, nrhs, a, lda, e, ipiv, b,
                               ldb, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_ssysv_rk", info );
    }
    return info;
}

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