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rust-bitcoin-unsafe-fast
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Move the `increment` fn into the uint macro to add it to Uint128

This commit is contained in:
Matt Corallo 2021-06-08 22:20:36 +00:00
parent d52b88b525
commit a15f263c4e
1 changed files with 10 additions and 16 deletions
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26
src/util/uint.rs
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@ -162,6 +162,16 @@ macro_rules! construct_uint {
($name(ret), sub_copy) ($name(ret), sub_copy)
} }
/// Increment by 1
#[inline]
pub fn increment(&mut self) {
let &mut $name(ref mut arr) = self;
for i in 0..$n_words {
arr[i] = arr[i].wrapping_add(1);
if arr[i] != 0 { break; }
}
}
} }
impl PartialOrd for $name { impl PartialOrd for $name {
@ -512,22 +522,6 @@ impl ::std::fmt::Display for ParseLengthError {
impl ::std::error::Error for ParseLengthError {} impl ::std::error::Error for ParseLengthError {}
impl Uint256 { impl Uint256 {
/// Increment by 1
#[inline]
pub fn increment(&mut self) {
let &mut Uint256(ref mut arr) = self;
arr[0] = arr[0].wrapping_add(1);
if arr[0] == 0 {
arr[1] = arr[1].wrapping_add(1);
if arr[1] == 0 {
arr[2] = arr[2].wrapping_add(1);
if arr[2] == 0 {
arr[3] = arr[3].wrapping_add(1);
}
}
}
}
/// Decay to a uint128 /// Decay to a uint128
#[inline] #[inline]
pub fn low_128(&self) -> Uint128 { pub fn low_128(&self) -> Uint128 {