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liballoc bench use imported path Bencher #76981

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Sep 21, 2020
Merged

liballoc bench use imported path Bencher #76981

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28 changes: 14 additions & 14 deletions library/alloc/benches/vec.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -496,7 +496,7 @@ bench_in_place![
];

#[bench]
fn bench_in_place_recycle(b: &mut test::Bencher) {
fn bench_in_place_recycle(b: &mut Bencher) {
let mut data = vec![0; 1000];

b.iter(|| {
Expand All @@ -513,7 +513,7 @@ fn bench_in_place_recycle(b: &mut test::Bencher) {
}

#[bench]
fn bench_in_place_zip_recycle(b: &mut test::Bencher) {
fn bench_in_place_zip_recycle(b: &mut Bencher) {
let mut data = vec![0u8; 1000];
let mut rng = rand::thread_rng();
let mut subst = vec![0u8; 1000];
Expand All @@ -533,7 +533,7 @@ fn bench_in_place_zip_recycle(b: &mut test::Bencher) {
}

#[bench]
fn bench_in_place_zip_iter_mut(b: &mut test::Bencher) {
fn bench_in_place_zip_iter_mut(b: &mut Bencher) {
let mut data = vec![0u8; 256];
let mut rng = rand::thread_rng();
let mut subst = vec![0u8; 1000];
Expand All @@ -558,7 +558,7 @@ impl Drop for Droppable {
}

#[bench]
fn bench_in_place_collect_droppable(b: &mut test::Bencher) {
fn bench_in_place_collect_droppable(b: &mut Bencher) {
let v: Vec<Droppable> = std::iter::repeat_with(|| Droppable(0)).take(1000).collect();
b.iter(|| {
v.clone()
Expand All @@ -571,13 +571,13 @@ fn bench_in_place_collect_droppable(b: &mut test::Bencher) {
}

#[bench]
fn bench_chain_collect(b: &mut test::Bencher) {
fn bench_chain_collect(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| data.iter().cloned().chain([1].iter().cloned()).collect::<Vec<_>>());
}

#[bench]
fn bench_chain_chain_collect(b: &mut test::Bencher) {
fn bench_chain_chain_collect(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| {
data.iter()
Expand All @@ -589,7 +589,7 @@ fn bench_chain_chain_collect(b: &mut test::Bencher) {
}

#[bench]
fn bench_nest_chain_chain_collect(b: &mut test::Bencher) {
fn bench_nest_chain_chain_collect(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| {
data.iter().cloned().chain([1].iter().chain([2].iter()).cloned()).collect::<Vec<_>>()
Expand All @@ -616,12 +616,12 @@ pub fn map_fast(l: &[(u32, u32)]) -> Vec<u32> {
const LEN: usize = 16384;

#[bench]
fn bench_range_map_collect(b: &mut test::Bencher) {
fn bench_range_map_collect(b: &mut Bencher) {
b.iter(|| (0..LEN).map(|_| u32::default()).collect::<Vec<_>>());
}

#[bench]
fn bench_chain_extend_ref(b: &mut test::Bencher) {
fn bench_chain_extend_ref(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| {
let mut v = Vec::<u32>::with_capacity(data.len() + 1);
Expand All @@ -631,7 +631,7 @@ fn bench_chain_extend_ref(b: &mut test::Bencher) {
}

#[bench]
fn bench_chain_extend_value(b: &mut test::Bencher) {
fn bench_chain_extend_value(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| {
let mut v = Vec::<u32>::with_capacity(data.len() + 1);
Expand All @@ -641,7 +641,7 @@ fn bench_chain_extend_value(b: &mut test::Bencher) {
}

#[bench]
fn bench_rev_1(b: &mut test::Bencher) {
fn bench_rev_1(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| {
let mut v = Vec::<u32>::new();
Expand All @@ -651,13 +651,13 @@ fn bench_rev_1(b: &mut test::Bencher) {
}

#[bench]
fn bench_rev_2(b: &mut test::Bencher) {
fn bench_rev_2(b: &mut Bencher) {
let data = black_box([0; LEN]);
b.iter(|| example_plain_slow(&data));
}

#[bench]
fn bench_map_regular(b: &mut test::Bencher) {
fn bench_map_regular(b: &mut Bencher) {
let data = black_box([(0, 0); LEN]);
b.iter(|| {
let mut v = Vec::<u32>::new();
Expand All @@ -667,7 +667,7 @@ fn bench_map_regular(b: &mut test::Bencher) {
}

#[bench]
fn bench_map_fast(b: &mut test::Bencher) {
fn bench_map_fast(b: &mut Bencher) {
let data = black_box([(0, 0); LEN]);
b.iter(|| map_fast(&data));
}