vyre-conform 0.1.0

Conformance suite for vyre backends — proves byte-identical output to CPU reference
Documentation 
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use crate::verify::regression::*;

pub(super) fn sha256_hex(bytes: &[u8]) -> String {
    let digest = sha256(bytes);
    let mut out = String::with_capacity(64);
    for byte in digest {
        out.push(nibble(byte >> 4));
        out.push(nibble(byte & 0x0F));
    }
    out
}