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all: split reusable components into workspace crates

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kossLAN 2026-05-29 09:14:53 -04:00
parent 2a079ed800
commit 657e7ce2f7
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225 changed files with 7422 additions and 17602 deletions
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37
src/utils/bitfield.rs
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@ -1,37 +0,0 @@
#![allow(dead_code)]
const SEG_SIZE: usize = usize::BITS as usize;
#[derive(Default)]
pub struct Bitfield {
vals: Vec<usize>,
}
impl Bitfield {
pub fn take(&mut self, val: u32) {
let idx = val as usize / SEG_SIZE;
let pos = val as usize % SEG_SIZE;
while self.vals.len() <= idx {
self.vals.push(!0);
}
self.vals[idx] &= !(1 << pos);
}
pub fn acquire(&mut self) -> u32 {
for (idx, n) in self.vals.iter_mut().enumerate() {
if *n != 0 {
let pos = n.trailing_zeros();
*n &= !(1 << pos);
return (idx * SEG_SIZE) as u32 + pos;
}
}
self.vals.push(!1);
((self.vals.len() - 1) * SEG_SIZE) as u32
}
pub fn release(&mut self, val: u32) {
let idx = val as usize / SEG_SIZE;
let pos = val as usize % SEG_SIZE;
self.vals[idx] |= 1 << pos;
}
}