Hash.W64.rotl: def of bend-kit-hash@0.3.0.2
Import: import bend-kit-hash@0.3.0.2/hash.bend as Hash
Lines 47-51 of bend-kit-hash@0.3.0.2/hash.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-hash@0.3.0.2/hash.bend&start_line=47&end_line=51

import Base

# Rotate left by k, for 0 < k < 32; j is 32 - k.
def W64.rotl(+k: Nat, +j: Nat, a: W64) -> W64:
  match a:
    case W64{+h, +l}:
      W64{((h << k) .|. (l >> j) : U32), ((l << k) .|. (h >> j) : U32)}

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shrn
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=W64