halo2_ecc::fields::vector

Struct FieldVectorChip

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pub struct FieldVectorChip<'fp, F: BigPrimeField, FpChip: FieldChip<F>> {
    pub fp_chip: &'fp FpChip,
    /* private fields */
}
Expand description

Contains common functionality for vector operations that can be derived from those of the underlying FpChip

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§fp_chip: &'fp FpChip

Implementations§

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impl<'fp, F, FpChip> FieldVectorChip<'fp, F, FpChip>
where F: BigPrimeField, FpChip: PrimeFieldChip<F>, FpChip::FieldType: BigPrimeField,

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pub fn new(fp_chip: &'fp FpChip) -> Self

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pub fn gate(&self) -> &impl GateInstructions<F>

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pub fn fp_mul_no_carry<FP>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FP>, fp_point: impl Into<FpChip::UnsafeFieldPoint>, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where FP: Into<FpChip::UnsafeFieldPoint>,

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pub fn select<FP>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FP>, b: impl IntoIterator<Item = FP>, sel: AssignedValue<F>, ) -> FieldVector<FP>
where FpChip: Selectable<F, FP>,

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pub fn load_private<FieldExt, const DEGREE: usize>( &self, ctx: &mut Context<F>, fe: FieldExt, ) -> FieldVector<FpChip::FieldPoint>
where FieldExt: FieldExtConstructor<FpChip::FieldType, DEGREE>,

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pub fn load_constant<FieldExt, const DEGREE: usize>( &self, ctx: &mut Context<F>, c: FieldExt, ) -> FieldVector<FpChip::FieldPoint>
where FieldExt: FieldExtConstructor<FpChip::FieldType, DEGREE>,

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pub fn add_no_carry<A, B>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, b: impl IntoIterator<Item = B>, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where A: Into<FpChip::UnsafeFieldPoint>, B: Into<FpChip::UnsafeFieldPoint>,

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pub fn add_constant_no_carry<A, FieldExt, const DEGREE: usize>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, c: FieldExt, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where A: Into<FpChip::UnsafeFieldPoint>, FieldExt: FieldExtConstructor<FpChip::FieldType, DEGREE>,

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pub fn sub_no_carry<A, B>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, b: impl IntoIterator<Item = B>, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where A: Into<FpChip::UnsafeFieldPoint>, B: Into<FpChip::UnsafeFieldPoint>,

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pub fn negate( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, ) -> FieldVector<FpChip::FieldPoint>

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pub fn scalar_mul_no_carry<A>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, c: i64, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where A: Into<FpChip::UnsafeFieldPoint>,

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pub fn scalar_mul_and_add_no_carry<A, B>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, b: impl IntoIterator<Item = B>, c: i64, ) -> FieldVector<FpChip::UnsafeFieldPoint>
where A: Into<FpChip::UnsafeFieldPoint>, B: Into<FpChip::UnsafeFieldPoint>,

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pub fn check_carry_mod_to_zero( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::UnsafeFieldPoint>, )

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pub fn carry_mod( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::UnsafeFieldPoint>, ) -> FieldVector<FpChip::FieldPoint>

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pub fn range_check<A>( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = A>, max_bits: usize, )
where A: Into<FpChip::FieldPoint>,

§Assumptions
  • max_bits <= n * k where n = self.fp_chip.limb_bits and k = self.fp_chip.num_limbs
  • a[i].truncation.limbs.len() = self.fp_chip.num_limbs for all i = 0..a.len()
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pub fn enforce_less_than( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, ) -> FieldVector<FpChip::ReducedFieldPoint>

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pub fn is_soft_zero( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, ) -> AssignedValue<F>

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pub fn is_soft_nonzero( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, ) -> AssignedValue<F>

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pub fn is_zero( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, ) -> AssignedValue<F>

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pub fn is_equal_unenforced( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::ReducedFieldPoint>, b: impl IntoIterator<Item = FpChip::ReducedFieldPoint>, ) -> AssignedValue<F>

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pub fn assert_equal( &self, ctx: &mut Context<F>, a: impl IntoIterator<Item = FpChip::FieldPoint>, b: impl IntoIterator<Item = FpChip::FieldPoint>, )

Trait Implementations§

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impl<'fp, F: Clone + BigPrimeField, FpChip: Clone + FieldChip<F>> Clone for FieldVectorChip<'fp, F, FpChip>

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fn clone(&self) -> FieldVectorChip<'fp, F, FpChip>

Returns a copy of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'fp, F: Debug + BigPrimeField, FpChip: Debug + FieldChip<F>> Debug for FieldVectorChip<'fp, F, FpChip>

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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<'fp, F: Copy + BigPrimeField, FpChip: Copy + FieldChip<F>> Copy for FieldVectorChip<'fp, F, FpChip>

Auto Trait Implementations§

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impl<'fp, F, FpChip> Freeze for FieldVectorChip<'fp, F, FpChip>

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impl<'fp, F, FpChip> RefUnwindSafe for FieldVectorChip<'fp, F, FpChip>
where FpChip: RefUnwindSafe, F: RefUnwindSafe,

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impl<'fp, F, FpChip> Send for FieldVectorChip<'fp, F, FpChip>

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impl<'fp, F, FpChip> Sync for FieldVectorChip<'fp, F, FpChip>

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impl<'fp, F, FpChip> Unpin for FieldVectorChip<'fp, F, FpChip>
where F: Unpin,

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impl<'fp, F, FpChip> UnwindSafe for FieldVectorChip<'fp, F, FpChip>
where FpChip: RefUnwindSafe, F: UnwindSafe,

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