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Change pedersen hash outside the circuit to use window table lookups.
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,23 @@ | ||
#![feature(test)] | ||
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extern crate rand; | ||
extern crate test; | ||
extern crate pairing; | ||
extern crate sapling_crypto; | ||
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use rand::{Rand, thread_rng}; | ||
use pairing::bls12_381::Bls12; | ||
use sapling_crypto::jubjub::JubjubBls12; | ||
use sapling_crypto::pedersen_hash::{pedersen_hash, Personalization}; | ||
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#[bench] | ||
fn bench_pedersen_hash(b: &mut test::Bencher) { | ||
let params = JubjubBls12::new(); | ||
let rng = &mut thread_rng(); | ||
let bits = (0..510).map(|_| bool::rand(rng)).collect::<Vec<_>>(); | ||
let personalization = Personalization::MerkleTree(31); | ||
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b.iter(|| { | ||
pedersen_hash::<Bls12, _>(personalization, bits.clone(), ¶ms) | ||
}); | ||
} |
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