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Add a benchmark for blst msm #719

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Jan 24, 2024
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Add a benchmark for blst msm #719

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36 changes: 34 additions & 2 deletions fastcrypto/benches/groups.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,13 +5,15 @@ extern crate criterion;

mod group_benches {
use criterion::measurement::Measurement;
use criterion::{measurement, BenchmarkGroup, Criterion};
use criterion::{measurement, BenchmarkGroup, BenchmarkId, Criterion};
use fastcrypto::groups::bls12381::{G1Element, G2Element, GTElement};
use fastcrypto::groups::multiplier::windowed::WindowedScalarMultiplier;
use fastcrypto::groups::multiplier::ScalarMultiplier;
use fastcrypto::groups::ristretto255::RistrettoPoint;
use fastcrypto::groups::secp256r1::ProjectivePoint;
use fastcrypto::groups::{secp256r1, GroupElement, HashToGroupElement, Pairing, Scalar};
use fastcrypto::groups::{
secp256r1, GroupElement, HashToGroupElement, MultiScalarMul, Pairing, Scalar,
};
use rand::thread_rng;

fn add_single<G: GroupElement, M: measurement::Measurement>(
Expand Down Expand Up @@ -90,6 +92,35 @@ mod group_benches {
>("Secp256r1 Fixed window (256)", &mut group);
}

fn blst_msm_single<G: GroupElement + MultiScalarMul, M: Measurement>(
name: &str,
len: &usize,
c: &mut BenchmarkGroup<M>,
) {
let (scalars, points): (Vec<G::ScalarType>, Vec<G>) = (0..*len)
.map(|_| {
(
G::ScalarType::generator() * G::ScalarType::rand(&mut thread_rng()),
G::generator() * G::ScalarType::rand(&mut thread_rng()),
)
})
.unzip();
c.bench_function(BenchmarkId::new(name.to_string(), len), move |b| {
b.iter(|| G::multi_scalar_mul(&scalars, &points).unwrap())
});
}

fn blst_msm(c: &mut Criterion) {
static INPUT_SIZES: [usize; 6] = [32, 64, 128, 256, 512, 1024];
let mut group: BenchmarkGroup<_> = c.benchmark_group("MSM using BLST");
for size in INPUT_SIZES.iter() {
blst_msm_single::<G1Element, _>("BLS12381-G1", size, &mut group);
}
for size in INPUT_SIZES.iter() {
blst_msm_single::<G2Element, _>("BLS12381-G2", size, &mut group);
}
}

fn double_scale_single<
G: GroupElement,
Mul: ScalarMultiplier<G, G::ScalarType>,
Expand Down Expand Up @@ -207,6 +238,7 @@ mod group_benches {
hash_to_group,
pairing,
double_scale,
blst_msm,
}
}

Expand Down
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