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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
commit | 246f239d9f40f633160f0c18f87a20922d4e77bb (patch) | |
tree | 5a88572663584b3d4d28e5a20e10abab1be40884 /vendor/tracing/benches/baseline.rs | |
parent | Releasing progress-linux version 1.64.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.tar.xz rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.zip |
Merging debian version 1.65.0+dfsg1-2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | vendor/tracing/benches/baseline.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/vendor/tracing/benches/baseline.rs b/vendor/tracing/benches/baseline.rs new file mode 100644 index 000000000..93c14f422 --- /dev/null +++ b/vendor/tracing/benches/baseline.rs @@ -0,0 +1,24 @@ +use criterion::{black_box, criterion_group, criterion_main, Criterion}; + +fn bench(c: &mut Criterion) { + use std::sync::atomic::{AtomicUsize, Ordering}; + + let mut group = c.benchmark_group("comparison"); + group.bench_function("relaxed_load", |b| { + let foo = AtomicUsize::new(1); + b.iter(|| black_box(foo.load(Ordering::Relaxed))); + }); + group.bench_function("acquire_load", |b| { + let foo = AtomicUsize::new(1); + b.iter(|| black_box(foo.load(Ordering::Acquire))) + }); + group.bench_function("log", |b| { + b.iter(|| { + log::log!(log::Level::Info, "log"); + }) + }); + group.finish(); +} + +criterion_group!(benches, bench); +criterion_main!(benches); |