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#![feature(iter_array_chunks)] | ||
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use criterion::{black_box, Criterion}; | ||
use criterion::{black_box, criterion_group, criterion_main, Criterion}; | ||
use itertools::Itertools; | ||
use stwo_prover::core::backend::CPUBackend; | ||
use stwo_prover::core::backend::cpu::CPUBackend; | ||
use stwo_prover::core::backend::simd::SimdBackend; | ||
use stwo_prover::core::circle::SECURE_FIELD_CIRCLE_GEN; | ||
use stwo_prover::core::fields::m31::BaseField; | ||
use stwo_prover::core::fields::qm31::SecureField; | ||
use stwo_prover::core::pcs::quotients::{ColumnSampleBatch, QuotientOps}; | ||
use stwo_prover::core::poly::circle::{CanonicCoset, CircleEvaluation}; | ||
use stwo_prover::core::poly::BitReversedOrder; | ||
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pub fn cpu_quotients(c: &mut criterion::Criterion) { | ||
const LOG_SIZE: u32 = 16; | ||
const SIZE: usize = 1 << LOG_SIZE; | ||
const N_COLS: usize = 1 << 8; | ||
let domain = CanonicCoset::new(LOG_SIZE).circle_domain(); | ||
let cols = (0..N_COLS) | ||
.map(|_| { | ||
let values = (0..SIZE).map(BaseField::from).collect(); | ||
CircleEvaluation::<CPUBackend, _, BitReversedOrder>::new(domain, values) | ||
}) | ||
.collect_vec(); | ||
// TODO(andrew): Consider removing const generics and making all sizes the same. | ||
fn bench_quotients<B: QuotientOps, const LOG_N_ROWS: u32, const LOG_N_COLS: u32>( | ||
c: &mut criterion::Criterion, | ||
id: &str, | ||
) { | ||
let domain = CanonicCoset::new(LOG_N_ROWS).circle_domain(); | ||
let values = (0..domain.size()).map(BaseField::from).collect(); | ||
let col = CircleEvaluation::<B, BaseField, BitReversedOrder>::new(domain, values); | ||
let cols = (0..1 << LOG_N_COLS).map(|_| col.clone()).collect_vec(); | ||
let col_refs = cols.iter().collect_vec(); | ||
let random_coeff = SecureField::from_u32_unchecked(0, 1, 2, 3); | ||
let a = SecureField::from_u32_unchecked(5, 6, 7, 8); | ||
let samples = vec![ColumnSampleBatch { | ||
point: SECURE_FIELD_CIRCLE_GEN, | ||
columns_and_values: (0..N_COLS).map(|i| (i, a)).collect(), | ||
columns_and_values: (0..1 << LOG_N_COLS).map(|i| (i, a)).collect(), | ||
}]; | ||
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let col_refs = &cols.iter().collect_vec(); | ||
c.bench_function("cpu quotients 2^8 x 2^16", |b| { | ||
b.iter(|| { | ||
black_box(CPUBackend::accumulate_quotients( | ||
black_box(domain), | ||
black_box(col_refs), | ||
black_box(random_coeff), | ||
black_box(&samples), | ||
)) | ||
}) | ||
}); | ||
c.bench_function( | ||
&format!("{id} quotients 2^{LOG_N_COLS} x 2^{LOG_N_ROWS}"), | ||
|b| { | ||
b.iter_with_large_drop(|| { | ||
B::accumulate_quotients( | ||
black_box(domain), | ||
black_box(&col_refs), | ||
black_box(random_coeff), | ||
black_box(&samples), | ||
) | ||
}) | ||
}, | ||
); | ||
} | ||
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#[cfg(target_arch = "x86_64")] | ||
pub fn avx512_quotients(c: &mut criterion::Criterion) { | ||
use stwo_prover::core::backend::avx512::AVX512Backend; | ||
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const LOG_SIZE: u32 = 20; | ||
const SIZE: usize = 1 << LOG_SIZE; | ||
const N_COLS: usize = 1 << 8; | ||
let domain = CanonicCoset::new(LOG_SIZE).circle_domain(); | ||
let cols = (0..N_COLS) | ||
.map(|_| { | ||
let values = (0..SIZE as u32) | ||
.map(BaseField::from_u32_unchecked) | ||
.collect(); | ||
CircleEvaluation::<AVX512Backend, _, BitReversedOrder>::new(domain, values) | ||
}) | ||
.collect_vec(); | ||
let random_coeff = SecureField::from_m31_array(std::array::from_fn(BaseField::from)); | ||
let a = SecureField::from_m31_array(std::array::from_fn(|i| BaseField::from(3 * i))); | ||
let samples = vec![ColumnSampleBatch { | ||
point: SECURE_FIELD_CIRCLE_GEN, | ||
columns_and_values: (0..N_COLS).map(|i| (i, a)).collect(), | ||
}]; | ||
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let col_refs = &cols.iter().collect_vec(); | ||
c.bench_function("avx quotients 2^8 x 2^20", |b| { | ||
b.iter(|| { | ||
black_box(AVX512Backend::accumulate_quotients( | ||
black_box(domain), | ||
black_box(col_refs), | ||
black_box(random_coeff), | ||
black_box(&samples), | ||
)) | ||
}) | ||
}); | ||
fn quotients_benches(c: &mut criterion::Criterion) { | ||
#[cfg(target_arch = "x86_64")] | ||
if stwo_prover::platform::avx512_detected() { | ||
use stwo_prover::core::backend::avx512::AVX512Backend; | ||
bench_quotients::<AVX512Backend, 20, 8>(c, "avx"); | ||
} | ||
bench_quotients::<SimdBackend, 20, 8>(c, "simd"); | ||
bench_quotients::<CPUBackend, 16, 8>(c, "cpu"); | ||
} | ||
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#[cfg(target_arch = "x86_64")] | ||
criterion::criterion_group!( | ||
name=quotients; | ||
config = Criterion::default().sample_size(10); | ||
targets=avx512_quotients, cpu_quotients); | ||
#[cfg(not(target_arch = "x86_64"))] | ||
criterion::criterion_group!( | ||
name=quotients; | ||
criterion_group!( | ||
name = benches; | ||
config = Criterion::default().sample_size(10); | ||
targets=cpu_quotients); | ||
criterion::criterion_main!(quotients); | ||
targets = quotients_benches); | ||
criterion_main!(benches); |
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