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This commit is contained in:
Dmitry Vagner 2023-01-18 14:48:05 +07:00
parent bc9c431e3b
commit 0daaa3bf4e
1 changed files with 26 additions and 21 deletions
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47
evm/src/bn254_arithmetic.rs
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@ -65,7 +65,8 @@ impl Div for Fp {
}
}
const FP_ZERO: Fp = Fp { val: U256::zero() };
const ZERO_FP: Fp = Fp { val: U256::zero() };
const UNIT_FP: Fp = Fp { val: U256::one() };
fn exp_fp(x: Fp, e: U256) -> Fp {
let mut current = x;
@ -143,9 +144,14 @@ impl Div for Fp2 {
}
}
const FP2_ZERO: Fp2 = Fp2 {
re: FP_ZERO,
im: FP_ZERO,
const ZERO_FP2: Fp2 = Fp2 {
re: ZERO_FP,
im: ZERO_FP,
};
const UNIT_FP2: Fp2 = Fp2 {
re: UNIT_FP,
im: ZERO_FP,
};
fn conj_fp2(a: Fp2) -> Fp2 {
@ -238,10 +244,16 @@ impl Div for Fp6 {
}
}
pub const FP6_ZERO: Fp6 = Fp6 {
t0: FP2_ZERO,
t1: FP2_ZERO,
t2: FP2_ZERO,
pub const ZERO_FP6: Fp6 = Fp6 {
t0: ZERO_FP2,
t1: ZERO_FP2,
t2: ZERO_FP2,
};
pub const UNIT_FP6: Fp6 = Fp6 {
t0: UNIT_FP2,
t1: ZERO_FP2,
t2: ZERO_FP2,
};
fn mul_fp2_fp6(x: Fp2, f: Fp6) -> Fp6 {
@ -298,15 +310,8 @@ impl Div for Fp12 {
}
pub const UNIT_FP12: Fp12 = Fp12 {
z0: Fp6 {
t0: Fp2 {
re: Fp {val: U256::one()},
im: FP_ZERO
},
t1: FP2_ZERO,
t2: FP2_ZERO,
},
z1: FP6_ZERO,
z0: UNIT_FP6,
z1: ZERO_FP6,
};
pub fn inv_fp12(f: Fp12) -> Fp12 {
@ -317,16 +322,16 @@ fn sparse_embed(g000: Fp, g01: Fp2, g11: Fp2) -> Fp12 {
let g0 = Fp6 {
t0: Fp2 {
re: g000,
im: FP_ZERO,
im: ZERO_FP,
},
t1: g01,
t2: FP2_ZERO,
t2: ZERO_FP2,
};
let g1 = Fp6 {
t0: FP2_ZERO,
t0: ZERO_FP2,
t1: g11,
t2: FP2_ZERO,
t2: ZERO_FP2,
};
Fp12 { z0: g0, z1: g1 }