New upstream version 1.63.0+dfsg1

[rustc.git] / library / std / src / sync / mpsc / cache_aligned.rs

use crate::ops::{Deref, DerefMut};

#[derive(Copy, Clone, Default, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[cfg_attr(target_arch = "aarch64", repr(align(128)))]
#[cfg_attr(not(target_arch = "aarch64"), repr(align(64)))]
pub(super) struct CacheAligned<T>(pub T);

impl<T> Deref for CacheAligned<T> {
    type Target = T;
    fn deref(&self) -> &Self::Target {
        &self.0
    }
}

impl<T> DerefMut for CacheAligned<T> {
    fn deref_mut(&mut self) -> &mut Self::Target {
        &mut self.0
    }
}

impl<T> CacheAligned<T> {
    pub(super) fn new(t: T) -> Self {
        CacheAligned(t)
    }
}