def rol8

bend-collections@1.0.0.0 · src/crypto/keccak/lane.bend:55

import Base
import bend-collections@1.0.0.0/src/crypto/keccak/types.bend as T

55def rol8(a: T.Lane) -> T.Lane:
56  match a:
57    case T.W{+lo,+hi}:
58      T.W{U32.or(U32.shln(lo,8n),U32.shrn(hi,24n)),U32.or(U32.shln(hi,8n),U32.shrn(lo,24n))}