code: func CARM64ProofOfWork(trytes Trytes, mwm int, parallelism ...int) (Trytes, error) {
  	return cARM64ProofOfWork(trytes, mwm, nil, parallelism)
  }
docs: // CARM64ProofOfWork does proof of work on the given trytes using native C code and __int128 C type (ARM adjusted).
  // This implementation follows common C standards and does not rely on SSE which is AMD64 specific.