/// Full system is the required shareability domain, reads are the required
/// access type
#[unstable(feature = "stdarch_arm_barrier", issue = "117219")]
pub struct LD;
dmb_dsb!(LD);
/// Inner Shareable is the required shareability domain, reads are the required
/// access type
#[unstable(feature = "stdarch_arm_barrier", issue = "117219")]
pub struct ISHLD;
dmb_dsb!(ISHLD);
/// Non-shareable is the required shareability domain, reads are the required
/// access type
#[unstable(feature = "stdarch_arm_barrier", issue = "117219")]
pub struct NSHLD;
dmb_dsb!(NSHLD);
/// Outer Shareable is the required shareability domain, reads are the required
/// access type
#[unstable(feature = "stdarch_arm_barrier", issue = "117219")]
pub struct OSHLD;
dmb_dsb!(OSHLD);