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Add optimization for bls12_381 and bn254

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ValarDragon
2021-02-05 12:48:57 -06:00
parent bb033e9949
commit 64ece6414f
2 changed files with 24 additions and 0 deletions
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12
bls12_381/src/fields/fq2.rs
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@@ -29,6 +29,18 @@ impl Fp2Parameters for Fq2Parameters {
fn mul_fp_by_nonresidue(fp: &Self::Fp) -> Self::Fp { fn mul_fp_by_nonresidue(fp: &Self::Fp) -> Self::Fp {
-(*fp) -(*fp)
} }
// x + -1 * y, computed as x - y
#[inline(always)]
fn add_and_mul_fp_by_nonresidue(x: &Self::Fp, y: &Self::Fp) -> Self::Fp {
*x - y
}
// x - (-1 * y), computed as x + y
#[inline(always)]
fn sub_and_mul_fp_by_nonresidue(x: &Self::Fp, y: &Self::Fp) -> Self::Fp {
*x + y
}
} }
pub const FQ2_ZERO: Fq2 = field_new!(Fq2, FQ_ZERO, FQ_ZERO); pub const FQ2_ZERO: Fq2 = field_new!(Fq2, FQ_ZERO, FQ_ZERO);

12
bn254/src/fields/fq2.rs
View File

@@ -32,6 +32,18 @@ impl Fp2Parameters for Fq2Parameters {
fn mul_fp_by_nonresidue(fe: &Self::Fp) -> Self::Fp { fn mul_fp_by_nonresidue(fe: &Self::Fp) -> Self::Fp {
-(*fe) -(*fe)
} }
// x + -1 * y, computed as x - y
#[inline(always)]
fn add_and_mul_fp_by_nonresidue(x: &Self::Fp, y: &Self::Fp) -> Self::Fp {
*x - y
}
// x - (-1 * y), computed as x + y
#[inline(always)]
fn sub_and_mul_fp_by_nonresidue(x: &Self::Fp, y: &Self::Fp) -> Self::Fp {
*x + y
}
} }
pub const FQ2_ZERO: Fq2 = field_new!(Fq2, FQ_ZERO, FQ_ZERO); pub const FQ2_ZERO: Fq2 = field_new!(Fq2, FQ_ZERO, FQ_ZERO);