1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
use super::super::*;
use core::num::flt2dec::strategy::grisu::*;
use std::mem::MaybeUninit;
use test::{black_box, Bencher};
pub fn decode_finite<T: DecodableFloat>(v: T) -> Decoded {
match decode(v).1 {
FullDecoded::Finite(decoded) => decoded,
full_decoded => panic!("expected finite, got {full_decoded:?} instead"),
}
}
#[bench]
fn bench_small_shortest(b: &mut Bencher) {
let decoded = decode_finite(3.141592f64);
let mut buf = [MaybeUninit::new(0); MAX_SIG_DIGITS];
b.iter(|| {
format_shortest(black_box(&decoded), &mut buf);
});
}
#[bench]
fn bench_big_shortest(b: &mut Bencher) {
let decoded = decode_finite(f64::MAX);
let mut buf = [MaybeUninit::new(0); MAX_SIG_DIGITS];
b.iter(|| {
format_shortest(black_box(&decoded), &mut buf);
});
}
#[bench]
fn bench_small_exact_3(b: &mut Bencher) {
let decoded = decode_finite(3.141592f64);
let mut buf = [MaybeUninit::new(0); 3];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
#[bench]
fn bench_big_exact_3(b: &mut Bencher) {
let decoded = decode_finite(f64::MAX);
let mut buf = [MaybeUninit::new(0); 3];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
#[bench]
fn bench_small_exact_12(b: &mut Bencher) {
let decoded = decode_finite(3.141592f64);
let mut buf = [MaybeUninit::new(0); 12];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
#[bench]
fn bench_big_exact_12(b: &mut Bencher) {
let decoded = decode_finite(f64::MAX);
let mut buf = [MaybeUninit::new(0); 12];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
#[bench]
fn bench_small_exact_inf(b: &mut Bencher) {
let decoded = decode_finite(3.141592f64);
let mut buf = [MaybeUninit::new(0); 1024];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
#[bench]
fn bench_big_exact_inf(b: &mut Bencher) {
let decoded = decode_finite(f64::MAX);
let mut buf = [MaybeUninit::new(0); 1024];
b.iter(|| {
format_exact(black_box(&decoded), &mut buf, i16::MIN);
});
}
|
