Function add32to64

packages/compiler/src/i18n/digest.ts:346–350

(a: number, b: number)

}

function add32to64(a: number, b: number): [number, number] {
  const low = (a & 0xffff) + (b & 0xffff);
  const high = (a >>> 16) + (b >>> 16) + (low >>> 16);
  return [high >>> 16, (high << 16) | (low & 0xffff)];
}

// Rotate a 32b number left `count` position
function rol32(a: number, count: number): number {