cairo_lang_lowering::optimizations::return_optimization

Enum ValueInfo

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pub enum ValueInfo {
    Var(VarUsage),
    Interchangeable(TypeId),
    StructConstruct {
        ty: TypeId,
        var_infos: Vec<ValueInfo>,
    },
    EnumConstruct {
        var_info: Box<ValueInfo>,
        variant: ConcreteVariant,
    },
}
Expand description

Information about the value that should be returned from the function.

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Var(VarUsage)

The value is available through the given var usage.

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Interchangeable(TypeId)

The can be replaced with other values of the same type.

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StructConstruct

The value is the result of a StructConstruct statement.

Fields

§ty: TypeId

The type of the struct.

§var_infos: Vec<ValueInfo>

The inputs to the StructConstruct statement.

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EnumConstruct

The value is the result of an EnumConstruct statement.

Fields

§var_info: Box<ValueInfo>

The input to the EnumConstruct.

§variant: ConcreteVariant

The constructed variant.

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impl Clone for ValueInfo

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fn clone(&self) -> ValueInfo

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ValueInfo

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl PartialEq for ValueInfo

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fn eq(&self, other: &ValueInfo) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for ValueInfo

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impl StructuralPartialEq for ValueInfo

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> IntoEither for T

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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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impl<T0, T1, E, TRewriter> SemanticRewriter<(T0, T1), E> for TRewriter
where TRewriter: SemanticRewriter<T0, E> + SemanticRewriter<T1, E>,

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fn internal_rewrite(&mut self, value: &mut (T0, T1)) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, E, TRewriter> SemanticRewriter<Box<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

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fn internal_rewrite(&mut self, value: &mut Box<T>) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, E, TRewriter> SemanticRewriter<Option<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

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fn internal_rewrite( &mut self, value: &mut Option<T>, ) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, V, E, TRewriter> SemanticRewriter<OrderedHashMap<T, V>, E> for TRewriter
where T: Clone, V: Clone, TRewriter: SemanticRewriter<V, E>,

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fn internal_rewrite( &mut self, value: &mut OrderedHashMap<T, V>, ) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, E, TRewriter, E2> SemanticRewriter<Result<T, E2>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

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fn internal_rewrite( &mut self, value: &mut Result<T, E2>, ) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, E, TRewriter> SemanticRewriter<Vec<T>, E> for TRewriter
where T: Clone, TRewriter: SemanticRewriter<T, E>,

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fn internal_rewrite(&mut self, value: &mut Vec<T>) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T, E, TRewriter> SemanticRewriter<VecDeque<T>, E> for TRewriter
where TRewriter: SemanticRewriter<T, E>,

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fn internal_rewrite( &mut self, value: &mut VecDeque<T>, ) -> Result<RewriteResult, E>

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fn rewrite(&mut self, value: T) -> Result<T, Error>

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.
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impl<T> Upcast<T> for T
where T: ?Sized,

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fn upcast(&self) -> &T

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impl<T> UpcastMut<T> for T
where T: ?Sized,

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

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more