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Don't byteswap Fingerprints when encoding #42335

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merged 1 commit into from
Jun 3, 2017
Merged

Don't byteswap Fingerprints when encoding #42335

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20 changes: 1 addition & 19 deletions src/librustc/ich/fingerprint.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,12 +8,11 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

use rustc_serialize::{Encodable, Decodable, Encoder, Decoder};
use rustc_data_structures::stable_hasher;
use std::mem;
use std::slice;

#[derive(Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Clone, Copy)]
#[derive(Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Clone, Copy, RustcEncodable, RustcDecodable)]
pub struct Fingerprint(u64, u64);

impl Fingerprint {
Expand All @@ -37,23 +36,6 @@ impl Fingerprint {
}
}

impl Encodable for Fingerprint {
#[inline]
fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error> {
s.emit_u64(self.0.to_le())?;
s.emit_u64(self.1.to_le())
}
}

impl Decodable for Fingerprint {
#[inline]
fn decode<D: Decoder>(d: &mut D) -> Result<Fingerprint, D::Error> {
let _0 = u64::from_le(d.read_u64()?);
let _1 = u64::from_le(d.read_u64()?);
Ok(Fingerprint(_0, _1))
}
}

impl ::std::fmt::Display for Fingerprint {
fn fmt(&self, formatter: &mut ::std::fmt::Formatter) -> Result<(), ::std::fmt::Error> {
write!(formatter, "{:x}-{:x}", self.0, self.1)
Expand Down