e5aaf85d3c
* Tuneable Stage, Scheduler, and Mutators * rename * fix build * get rid of prelude * fmt * Reworked tunable, fixed stuff, add testcase * clippy * further fixes * fix typo, fmt
41 lines
1.2 KiB
Rust
41 lines
1.2 KiB
Rust
//! Compare the speed of rust hash implementations
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use std::hash::Hasher;
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use criterion::{black_box, criterion_group, criterion_main, Criterion};
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use libafl::bolts::rands::{Rand, StdRand};
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//use xxhash_rust::const_xxh3;
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use xxhash_rust::xxh3;
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fn criterion_benchmark(c: &mut Criterion) {
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let mut rand = StdRand::with_seed(0);
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let mut bench_vec: Vec<u8> = vec![];
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for _ in 0..2 << 16 {
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bench_vec.push(rand.below(256) as u8);
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}
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c.bench_function("xxh3", |b| {
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b.iter(|| xxh3::xxh3_64_with_seed(black_box(&bench_vec), 0));
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});
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/*c.bench_function("const_xxh3", |b| {
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b.iter(|| const_xxh3::xxh3_64_with_seed(black_box(&bench_vec), 0))
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});*/
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c.bench_function("ahash", |b| {
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b.iter(|| {
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let mut hasher = ahash::AHasher::new_with_keys(123, 456);
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hasher.write(black_box(&bench_vec));
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hasher.finish();
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});
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});
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c.bench_function("fxhash", |b| {
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b.iter(|| {
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let mut hasher = rustc_hash::FxHasher::default();
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hasher.write(black_box(&bench_vec));
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hasher.finish();
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});
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});
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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