[nonadhocproblem]

Added memcpy in here too, same setup as before:

  codec       decode        ratio     encode
  misa77 -0   5302 MB/s     42.64%    58.7 MB/s
  selkie -3   3078 MB/s     39.58%    97.0 MB/s
  lzo1x -1    421 MB/s      47.48%    314 MB/s
  memcpy      12135 MB/s    100.00%   11952 MB/s