FF64

benches/operations.rs

@@ -1,5 +1,5 @@
 use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion, Throughput};
-use fast_fp::{ff32, FF32};
+use fast_fp::{ff32, ff64, FF32, FF64};
 use rand::{distributions::Standard, thread_rng, Rng};
 
 fn sum(c: &mut Criterion) {
@@ -26,6 +26,26 @@ fn sum(c: &mut Criterion) {
         group.bench_with_input(BenchmarkId::new("FF32", count), &ff32_vals, |b, vals| {
             b.iter(|| vals.iter().copied().fold(ff32(0.0), |acc, val| acc + val));
         });
+
+        let f64_vals = thread_rng()
+            .sample_iter(Standard)
+            .take(count)
+            .collect::<Vec<f64>>();
+
+        // use the same values for both benchmarks
+        let ff64_vals = f64_vals
+            .clone()
+            .into_iter()
+            .map(ff64)
+            .collect::<Vec<FF64>>();
+
+        group.bench_with_input(BenchmarkId::new("std::f64", count), &f64_vals, |b, vals| {
+            b.iter(|| vals.iter().copied().fold(0.0, |acc, val| acc + val));
+        });
+
+        group.bench_with_input(BenchmarkId::new("FF64", count), &ff64_vals, |b, vals| {
+            b.iter(|| vals.iter().copied().fold(ff64(0.0), |acc, val| acc + val));
+        });
     }
     group.finish();
 }