LAPACKE_ssbgv()

lapack_int LAPACKE_ssbgv	(	int	matrix_layout,
		char	jobz,
		char	uplo,
		lapack_int	n,
		lapack_int	ka,
		lapack_int	kb,
		float *	ab,
		lapack_int	ldab,
		float *	bb,
		lapack_int	ldbb,
		float *	w,
		float *	z,
		lapack_int	ldz
	)

Definition at line 35 of file lapacke_ssbgv.c.

{
    lapack_int info = 0;
    float* work = NULL;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_ssbgv", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_ssb_nancheck( matrix_layout, uplo, n, ka, ab, ldab ) ) {
            return -7;
        }
        if( LAPACKE_ssb_nancheck( matrix_layout, uplo, n, kb, bb, ldbb ) ) {
            return -9;
        }
    }
#endif
    /* Allocate memory for working array(s) */
    work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_ssbgv_work( matrix_layout, jobz, uplo, n, ka, kb, ab, ldab,
                               bb, ldbb, w, z, ldz, work );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_ssbgv", info );
    }
    return info;
}

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