criterion-cycles-per-byte 0.1.2

CyclesPerByte measures clock cycles using the x86 or x86_64 rdtsc instruction.

# fn fibonacci_slow(_: usize) {}
# fn fibonacci_fast(_: usize) {}
use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
use criterion_cycles_per_byte::CyclesPerByte;

fn bench(c: &mut Criterion<CyclesPerByte>) {
let mut group = c.benchmark_group("fibonacci");

for i in 0..20 {
group.bench_function(BenchmarkId::new("slow", i), |b| b.iter(|| fibonacci_slow(i)));
group.bench_function(BenchmarkId::new("fast", i), |b| b.iter(|| fibonacci_fast(i)));
}

group.finish()
}

criterion_group!(
name = my_bench;
config = Criterion::default().with_measurement(CyclesPerByte);
targets = bench
);
criterion_main!(my_bench);