Struct vstd::atomic_ghost::AtomicU32

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pub struct AtomicU32<K, G, Pred> { /* private fields */ }
Expand description

Sequentially-consistent atomic memory location storing a u32 and associated ghost state.

See the atomic_with_ghost! documentation for usage information.

Implementations§

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impl<K, G, Pred> AtomicU32<K, G, Pred>
where Pred: AtomicInvariantPredicate<K, u32, G>,

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pub open spec fn well_formed(&self) -> bool

{ self.atomic_inv@.constant().1 == self.patomic.id() }
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pub open spec fn constant(&self) -> K

{ self.atomic_inv@.constant().0 }
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pub const exec fn new(Ghost(k): Ghost<K>, u: u32, Tracked(g): Tracked<G>) -> t : Self

requires
Pred::atomic_inv(k, u, g),
ensures
t.well_formed() && t.constant() == k,
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pub exec fn load(&self) -> u32

requires
self.well_formed(),
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pub exec fn into_inner(self) -> res : (u32, Tracked<G>)

requires
self.well_formed(),
ensures
Pred::atomic_inv(self.constant(), res.0, res.1@),

Auto Trait Implementations§

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impl<K, G, Pred> RefUnwindSafe for AtomicU32<K, G, Pred>
where G: RefUnwindSafe, K: RefUnwindSafe, Pred: RefUnwindSafe,

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impl<K, G, Pred> Send for AtomicU32<K, G, Pred>
where G: Send,

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impl<K, G, Pred> Sync for AtomicU32<K, G, Pred>
where G: Send,

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impl<K, G, Pred> Unpin for AtomicU32<K, G, Pred>
where G: Unpin, K: Unpin, Pred: Unpin,

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impl<K, G, Pred> UnwindSafe for AtomicU32<K, G, Pred>
where G: UnwindSafe + RefUnwindSafe, K: UnwindSafe, Pred: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.