michael/fast-hex
michael
/
fast-hex
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Trim out some obselete implementations

This commit is contained in:
Michael Pfaff 2022-10-31 22:46:02 -04:00
parent ee3bdc43cf
commit 8210b6ac40
Signed by: michael
GPG Key ID: CF402C4A012AA9D4
2 changed files with 0 additions and 38 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
benches/bench.rs
View File

@ -72,13 +72,6 @@ fn test(hex_bytes: &[u8], bytes: &[u8]) {
.map(Box::as_ref),
stringify!(hex_bytes_dyn_unsafe_iter)
);
assert_eq!(
Some(bytes),
hex_bytes_dyn_unsafe_iter_niched(hex_bytes)
.as_ref()
.map(Box::as_ref),
stringify!(hex_bytes_dyn_unsafe_iter_niched)
);
assert_eq!(
Some(bytes),
hex_bytes_dyn_unsafe(hex_bytes).as_ref().map(Box::as_ref),
@ -109,7 +102,6 @@ fn benchmark_sized<const N: usize, const HEAP_ONLY: bool>(
const BENCH_UNSAFE: bool = true;
const BENCH_UNSAFE_ITER: bool = true;
const BENCH_UNSAFE_ITER_NICHED: bool = true;
const BENCH_NON_NICHED: bool = true;
fn benchmark(name: &str, bytes: &[u8], c: &mut Criterion) {
@ -124,11 +116,6 @@ fn benchmark(name: &str, bytes: &[u8], c: &mut Criterion) {
b.iter(|| hex_bytes_dyn_unsafe_iter(black_box(bytes)))
});
}
if BENCH_UNSAFE_ITER_NICHED {
c.bench_function(name!(name, "dyn unsafe iter niched"), |b| {
b.iter(|| hex_bytes_dyn_unsafe_iter_niched(black_box(bytes)))
});
}
if BENCH_NON_NICHED {
c.bench_function(name!(name, "dyn non-niched"), |b| {
b.iter(|| hex_bytes_dyn(black_box(bytes)))

25
src/lib.rs
View File

@ -735,26 +735,6 @@ pub fn hex_bytes_dyn_unsafe(ascii: &[u8]) -> Option<Box<[u8]>> {
#[inline]
pub fn hex_bytes_dyn_unsafe_iter(ascii: &[u8]) -> Option<Box<[u8]>> {
let len = ascii.len() >> 1;
if len << 1 != ascii.len() {
return None;
}
let mut bytes = Box::new_uninit_slice(len);
for (i, [msb, lsb]) in ascii
.array_chunks::<2>()
.enumerate()
{
if let Some(b) = hex_byte(*msb, *lsb) {
unsafe { *bytes.get_unchecked_mut(i) = MaybeUninit::new(b) };
} else {
return None;
}
}
Some(unsafe { Box::<[_]>::assume_init(bytes) })
}
#[inline]
pub fn hex_bytes_dyn_unsafe_iter_niched(ascii: &[u8]) -> Option<Box<[u8]>> {
let len = ascii.len() >> 1;
if len << 1 != ascii.len() {
return None;
@ -993,9 +973,4 @@ mod test {
fn test_dyn_unsafe_iter() {
test_f!(boxed hex_bytes_dyn_unsafe_iter);
}
#[test]
fn test_dyn_unsafe_iter_niched() {
test_f!(boxed hex_bytes_dyn_unsafe_iter_niched);
}
}