s/iter raw_slurp_substr nonraw_sysread_onechar raw_sysread_onechar getc slurp_substr nonraw_sysread_buffer slurp_regex raw_sysread_buffer
raw_slurp_substr       3.68  --   -16%-17% -34% -53% -57%  -60%  -62%
nonraw_sysread_onechar 3.08  19%   --  -1% -22% -45% -49%  -53%  -54%
raw_sysread_onechar    3.06  20%   1%   -- -21% -44% -48%  -52%  -54%
getc                   2.42  52%  27%  26%   -- -29% -35%  -40%   -42%  
slurp_substr           1.71 115%  80%  79%  41%   --  -8%   -15%  -18%
nonraw_sysread_buffer  1.58 133%  95%  93%  53%   8%   --    -8%  -11%
slurp_regex            1.46 152% 111% 110%  66%  17%   8%    --  -4%
raw_sysread_buffer     1.41 161% 119% 117%  72%  22%  12%   4%   --
      
               Rate raw_sysread_buffer slurp_length slurp_simpleregex
raw_sysread_buffer 0.706/s     --        -98%         -98%
slurp_length        31.2/s   4328%         --          -9%
slurp_simpleregex   34.5/s   4786%        10%           --