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FFT bench print CPU info #870

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FFT bench print CPU info #870

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83 changes: 83 additions & 0 deletions Cargo.lock
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1 change: 1 addition & 0 deletions crates/prover/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ starknet-crypto = "0.6.2"
starknet-ff = "0.3.7"
thiserror.workspace = true
tracing.workspace = true
sysinfo = "0.32.0"
rayon = { version = "1.10.0", optional = true }
serde = { version = "1.0", features = ["derive"] }

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15 changes: 15 additions & 0 deletions crates/prover/benches/fft.rs
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Expand Up @@ -14,10 +14,18 @@ use stwo_prover::core::backend::simd::fft::transpose_vecs;
use stwo_prover::core::backend::simd::m31::PackedBaseField;
use stwo_prover::core::fields::m31::BaseField;
use stwo_prover::core::poly::circle::CanonicCoset;
use sysinfo::System;

pub fn simd_ifft(c: &mut Criterion) {
let mut group = c.benchmark_group("iffts");
println!("Running ifft benches!!");
let mut sys = System::new_all();
sys.refresh_all();

let cpus = sys.cpus();
for (i, cpu) in cpus.iter().enumerate() {
println!("CPU {}: {}", i, cpu.brand());
}
for log_size in 16..=28 {
let domain = CanonicCoset::new(log_size).circle_domain();
let twiddle_dbls = get_itwiddle_dbls(domain.half_coset);
Expand Down Expand Up @@ -102,7 +110,14 @@ pub fn simd_ifft_parts(c: &mut Criterion) {

pub fn simd_rfft(c: &mut Criterion) {
const LOG_SIZE: u32 = 20;
println!("Running rfft benches!!");
let mut sys = System::new_all();
sys.refresh_all();

let cpus = sys.cpus();
for (i, cpu) in cpus.iter().enumerate() {
println!("CPU {}: {}", i, cpu.brand());
}
let domain = CanonicCoset::new(LOG_SIZE).circle_domain();
let twiddle_dbls = get_twiddle_dbls(domain.half_coset);
let twiddle_dbls_refs = twiddle_dbls.iter().map(|x| x.as_slice()).collect_vec();
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