cargo fmt

This commit is contained in:
Christoph J. Scherr 2024-01-10 21:24:00 +01:00
parent a6b4bfbb1e
commit a4efef2382
3 changed files with 44 additions and 16 deletions

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@ -1,31 +1,58 @@
#![allow(unused)]
use criterion::{black_box, criterion_group, criterion_main, Criterion, BenchmarkId, Throughput};
use revsqrt::{inverse_sqrt, fast_inverse_sqrt};
use criterion::{black_box, criterion_group, criterion_main, BenchmarkId, Criterion, Throughput};
use revsqrt::{fast_inverse_sqrt, inverse_sqrt};
const SIZE: f32 = 1337.1337;
const FCONST: f32 = 1024.12481224;
const FCONST1: f32 = 4025.724812234;
pub fn single_input(c: &mut Criterion) {
c.bench_with_input(BenchmarkId::new("regular rsqrt", SIZE),&SIZE, |b, &s| b.iter(|| inverse_sqrt(s)));
c.bench_with_input(BenchmarkId::new("fast rsqrt", SIZE),&SIZE, |b, &s| b.iter(|| fast_inverse_sqrt(s)));
c.bench_with_input(BenchmarkId::new("regular rsqrt", SIZE), &SIZE, |b, &s| {
b.iter(|| inverse_sqrt(s))
});
c.bench_with_input(BenchmarkId::new("fast rsqrt", SIZE), &SIZE, |b, &s| {
b.iter(|| fast_inverse_sqrt(s))
});
}
pub fn multi_input(c: &mut Criterion) {
let mut group = c.benchmark_group("multi_input");
for size in [FCONST, 2.2 * FCONST, 4.24 * FCONST, 8.64 * FCONST, 16.12 * FCONST].iter() {
for size in [
FCONST,
2.2 * FCONST,
4.24 * FCONST,
8.64 * FCONST,
16.12 * FCONST,
]
.iter()
{
group.throughput(Throughput::Bytes(*size as u64));
group.bench_with_input(BenchmarkId::new("regular rsqrt mixed input", FCONST), size, |b, &size| {
group.bench_with_input(
BenchmarkId::new("regular rsqrt mixed input", FCONST),
size,
|b, &size| {
b.iter(|| inverse_sqrt(size));
});
},
);
}
for size in [FCONST1, 2.2 * FCONST1, 4.24 * FCONST1, 8.64 * FCONST1, 16.12 * FCONST1].iter() {
for size in [
FCONST1,
2.2 * FCONST1,
4.24 * FCONST1,
8.64 * FCONST1,
16.12 * FCONST1,
]
.iter()
{
group.throughput(Throughput::Bytes(*size as u64));
group.bench_with_input(BenchmarkId::new("fast rsqrt mixed input", FCONST1), size, |b, &size| {
group.bench_with_input(
BenchmarkId::new("fast rsqrt mixed input", FCONST1),
size,
|b, &size| {
b.iter(|| fast_inverse_sqrt(size));
});
},
);
}
group.finish();
}
criterion_group!(benches, single_input, multi_input);
criterion_main!(benches);

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@ -8,5 +8,6 @@ Select your target like this:
To see a list of all runnable binaries, you can use the following command.
`cargo run --bin`
");
"
);
}