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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/hex/benches/hex.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/hex/benches/hex.rs')
-rw-r--r--vendor/hex/benches/hex.rs61
1 files changed, 61 insertions, 0 deletions
diff --git a/vendor/hex/benches/hex.rs b/vendor/hex/benches/hex.rs
new file mode 100644
index 000000000..6435032c6
--- /dev/null
+++ b/vendor/hex/benches/hex.rs
@@ -0,0 +1,61 @@
+use criterion::{criterion_group, criterion_main, Criterion};
+use rustc_hex::{FromHex, ToHex};
+
+const DATA: &[u8] = include_bytes!("../src/lib.rs");
+
+fn bench_encode(c: &mut Criterion) {
+ c.bench_function("hex_encode", |b| b.iter(|| hex::encode(DATA)));
+
+ c.bench_function("rustc_hex_encode", |b| b.iter(|| DATA.to_hex::<String>()));
+
+ c.bench_function("faster_hex_encode", |b| {
+ b.iter(|| faster_hex::hex_string(DATA).unwrap())
+ });
+
+ c.bench_function("faster_hex_encode_fallback", |b| {
+ b.iter(|| {
+ let mut dst = vec![0; DATA.len() * 2];
+ faster_hex::hex_encode_fallback(DATA, &mut dst);
+ dst
+ })
+ });
+}
+
+fn bench_decode(c: &mut Criterion) {
+ c.bench_function("hex_decode", |b| {
+ let hex = hex::encode(DATA);
+ b.iter(|| hex::decode(&hex).unwrap())
+ });
+
+ c.bench_function("rustc_hex_decode", |b| {
+ let hex = DATA.to_hex::<String>();
+ b.iter(|| hex.from_hex::<Vec<u8>>().unwrap())
+ });
+
+ c.bench_function("faster_hex_decode", move |b| {
+ let hex = faster_hex::hex_string(DATA).unwrap();
+ let len = DATA.len();
+ let mut dst = vec![0; len];
+
+ b.iter(|| faster_hex::hex_decode(hex.as_bytes(), &mut dst).unwrap())
+ });
+
+ c.bench_function("faster_hex_decode_unchecked", |b| {
+ let hex = faster_hex::hex_string(DATA).unwrap();
+ let len = DATA.len();
+ let mut dst = vec![0; len];
+
+ b.iter(|| faster_hex::hex_decode_unchecked(hex.as_bytes(), &mut dst))
+ });
+
+ c.bench_function("faster_hex_decode_fallback", |b| {
+ let hex = faster_hex::hex_string(DATA).unwrap();
+ let len = DATA.len();
+ let mut dst = vec![0; len];
+
+ b.iter(|| faster_hex::hex_decode_fallback(hex.as_bytes(), &mut dst))
+ });
+}
+
+criterion_group!(benches, bench_encode, bench_decode);
+criterion_main!(benches);