vendor/p384/benches/field.rs

   1 //! secp384r1 field element benchmarks
   2
   3 use criterion::{
   4     criterion_group, criterion_main, measurement::Measurement, BenchmarkGroup, Criterion,
   5 };
   6 use hex_literal::hex;
   7 use p384::FieldElement;
   8
   9 fn test_field_element_x() -> FieldElement {
  10     FieldElement::from_bytes(
  11         hex!("c2b47944fb5de342d03285880177ca5f7d0f2fcad7678cce4229d6e1932fcac11bfc3c3e97d942a3c56bf34123013dbf").into()
  12     )
  13     .unwrap()
  14 }
  15
  16 fn test_field_element_y() -> FieldElement {
  17     FieldElement::from_bytes(
  18         hex!("37257906a8223866eda0743c519616a76a758ae58aee81c5fd35fbf3a855b7754a36d4a0672df95d6c44a81cf7620c2d").into()
  19     )
  20     .unwrap()
  21 }
  22
  23 fn bench_field_element_mul<'a, M: Measurement>(group: &mut BenchmarkGroup<'a, M>) {
  24     let x = test_field_element_x();
  25     let y = test_field_element_y();
  26     group.bench_function("mul", |b| b.iter(|| &x * &y));
  27 }
  28
  29 fn bench_field_element_square<'a, M: Measurement>(group: &mut BenchmarkGroup<'a, M>) {
  30     let x = test_field_element_x();
  31     group.bench_function("square", |b| b.iter(|| x.square()));
  32 }
  33
  34 fn bench_field_element_sqrt<'a, M: Measurement>(group: &mut BenchmarkGroup<'a, M>) {
  35     let x = test_field_element_x();
  36     group.bench_function("sqrt", |b| b.iter(|| x.sqrt()));
  37 }
  38
  39 fn bench_field_element_invert<'a, M: Measurement>(group: &mut BenchmarkGroup<'a, M>) {
  40     let x = test_field_element_x();
  41     group.bench_function("invert", |b| b.iter(|| x.invert()));
  42 }
  43
  44 fn bench_field_element(c: &mut Criterion) {
  45     let mut group = c.benchmark_group("field element operations");
  46     bench_field_element_mul(&mut group);
  47     bench_field_element_square(&mut group);
  48     bench_field_element_invert(&mut group);
  49     bench_field_element_sqrt(&mut group);
  50     group.finish();
  51 }
  52
  53 criterion_group!(benches, bench_field_element);
  54 criterion_main!(benches);