binius_m3::gadgets::mul

Struct TwosComplement

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pub struct TwosComplement<UPrimitive: UnsignedAddPrimitives, const BIT_LENGTH: usize> {
    pub xin: [Col<B1>; BIT_LENGTH],
    pub result_bits: [Col<B1>; BIT_LENGTH],
    /* private fields */
}
Expand description

Simple gadget that’s used to convert to and from two’s complement binary representations

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§xin: [Col<B1>; BIT_LENGTH]§result_bits: [Col<B1>; BIT_LENGTH]

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impl<UPrimitive: UnsignedAddPrimitives, const BIT_LENGTH: usize> TwosComplement<UPrimitive, BIT_LENGTH>

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pub fn new(table: &mut TableBuilder<'_>, xin: [Col<B1>; BIT_LENGTH]) -> Self

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pub fn populate<P>( &self, index: &mut TableWitnessSegment<'_, P>, ) -> Result<(), Error>
where P: PackedField<Scalar = B128> + PackedExtension<B1>,

Trait Implementations§

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impl<UPrimitive: Debug + UnsignedAddPrimitives, const BIT_LENGTH: usize> Debug for TwosComplement<UPrimitive, BIT_LENGTH>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<UPrimitive, const BIT_LENGTH: usize> Freeze for TwosComplement<UPrimitive, BIT_LENGTH>

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impl<UPrimitive, const BIT_LENGTH: usize> RefUnwindSafe for TwosComplement<UPrimitive, BIT_LENGTH>
where UPrimitive: RefUnwindSafe,

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impl<UPrimitive, const BIT_LENGTH: usize> Send for TwosComplement<UPrimitive, BIT_LENGTH>
where UPrimitive: Send,

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impl<UPrimitive, const BIT_LENGTH: usize> Sync for TwosComplement<UPrimitive, BIT_LENGTH>
where UPrimitive: Sync,

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impl<UPrimitive, const BIT_LENGTH: usize> Unpin for TwosComplement<UPrimitive, BIT_LENGTH>
where UPrimitive: Unpin,

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impl<UPrimitive, const BIT_LENGTH: usize> UnwindSafe for TwosComplement<UPrimitive, BIT_LENGTH>
where UPrimitive: UnwindSafe,

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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> 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<T> Pointable for T

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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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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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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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Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,