rustc_query_system::dep_graph::serialized

Struct SerializedNodeHeader

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struct SerializedNodeHeader<D> {
    bytes: [u8; 34],
    _marker: PhantomData<D>,
}
Expand description

A packed representation of all the fixed-size fields in a NodeInfo.

This stores in one byte array:

  • The Fingerprint in the NodeInfo
  • The Fingerprint in DepNode that is in this NodeInfo
  • The DepKind’s discriminant (a u16, but not all bits are used…)
  • The byte width of the encoded edges for this node
  • In whatever bits remain, the length of the edge list for this node, if it fits

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§bytes: [u8; 34]§_marker: PhantomData<D>

Implementations§

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impl<D: Deps> SerializedNodeHeader<D>

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const TOTAL_BITS: usize = 16usize

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const LEN_BITS: usize = _

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const WIDTH_BITS: usize = 2usize

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const KIND_BITS: usize = _

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const MAX_INLINE_LEN: usize = _

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fn new( node: DepNode, fingerprint: Fingerprint, edge_max_index: u32, edge_count: usize, ) -> Self

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fn unpack(&self) -> Unpacked

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fn len(&self) -> Option<usize>

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fn bytes_per_index(&self) -> usize

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fn fingerprint(&self) -> Fingerprint

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fn node(&self) -> DepNode

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fn edges_header(&self, edge_list_data: &[u8]) -> EdgeHeader

Auto Trait Implementations§

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impl<D> DynSend for SerializedNodeHeader<D>
where D: DynSend,

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impl<D> DynSync for SerializedNodeHeader<D>
where D: DynSync,

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impl<D> Freeze for SerializedNodeHeader<D>

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impl<D> RefUnwindSafe for SerializedNodeHeader<D>
where D: RefUnwindSafe,

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impl<D> Send for SerializedNodeHeader<D>
where D: Send,

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impl<D> Sync for SerializedNodeHeader<D>
where D: Sync,

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impl<D> Unpin for SerializedNodeHeader<D>
where D: Unpin,

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impl<D> UnwindSafe for SerializedNodeHeader<D>
where D: UnwindSafe,

Blanket Implementations§

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impl<T> Aligned for T

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const ALIGN: Alignment = _

Alignment of Self.
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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, R> CollectAndApply<T, R> for T

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fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

Equivalent to f(&iter.collect::<Vec<_>>()).

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type Output = R

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impl<T> Filterable for T

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fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>

Creates a filterable data provider with the given name for debugging. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

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fn in_current_span(self) -> Instrumented<Self>

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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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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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type Output = T

Should always be Self
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where U: TryFrom<T>,

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

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impl<I, T, U> Upcast<I, U> for T
where U: UpcastFrom<I, T>,

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fn upcast(self, interner: I) -> U

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impl<I, T> UpcastFrom<I, T> for T

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fn upcast_from(from: T, _tcx: I) -> T

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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<Tcx, T> Value<Tcx> for T
where Tcx: DepContext,

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default fn from_cycle_error( tcx: Tcx, cycle_error: &CycleError, _guar: ErrorGuaranteed, ) -> T

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where S: Into<Dispatch>,

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where T: 'static,

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where T: Send + Sync,

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 34 bytes