24 lines
956 B
Rust
24 lines
956 B
Rust
//! Compare the speed of rand implementations
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use libafl::utils::{
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Lehmer64Rand, Rand, RomuDuoJrRand, RomuTrioRand, XorShift64Rand, Xoshiro256StarRand,
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};
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use criterion::{black_box, criterion_group, criterion_main, Criterion};
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fn criterion_benchmark(c: &mut Criterion) {
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let mut xorshift = XorShift64Rand::new(1);
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let mut xoshiro = Xoshiro256StarRand::new(1);
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let mut romu = RomuDuoJrRand::new(1);
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let mut lehmer = Lehmer64Rand::new(1);
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let mut romu_trio = RomuTrioRand::new(1);
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c.bench_function("xorshift", |b| b.iter(|| black_box(xorshift.next())));
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c.bench_function("xoshiro", |b| b.iter(|| black_box(xoshiro.next())));
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c.bench_function("romu", |b| b.iter(|| black_box(romu.next())));
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c.bench_function("romu_trio", |b| b.iter(|| black_box(romu_trio.next())));
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c.bench_function("lehmer", |b| b.iter(|| black_box(lehmer.next())));
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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