ok 1 - ANDmask
ok 2 - unpackM
        Rate  u950 u1050  u900 u1100 u1000  A950 A1050 A1100  A900 A1000
u950  1.28/s    --   -0%   -0%   -1%   -1%  -39%  -39%  -39%  -39%  -41%
u1050 1.28/s    0%    --   -0%   -0%   -1%  -39%  -39%  -39%  -39%  -41%
u900  1.28/s    0%    0%    --   -0%   -1%  -39%  -39%  -39%  -39%  -41%
u1100 1.28/s    1%    0%    0%    --   -1%  -39%  -39%  -39%  -39%  -41%
u1000 1.29/s    1%    1%    1%    1%    --  -38%  -38%  -39%  -39%  -40%
A950  2.10/s   65%   64%   64%   64%   62%    --   -0%   -0%   -0%   -3%
A1050 2.10/s   65%   64%   64%   64%   63%    0%    --   -0%   -0%   -3%
A1100 2.10/s   65%   64%   64%   64%   63%    0%    0%    --   -0%   -3%
A900  2.11/s   65%   65%   65%   64%   63%    0%    0%    0%    --   -2%
A1000 2.16/s   69%   69%   69%   68%   67%    3%    3%    3%    2%    --
1..2