+=head1 BENCHMARKS
+
+The following timings were obtained by running the C<samples/bench.pl> script.
+The C<_pp> entries are the pure Perl versions, whereas C<_bv> are L<Bit::Vector> versions.
+
+=over 4
+
+=item This is for perl 5.8.8 on a Core 2 Duo 2.66GHz machine (unit is 64 bits).
+
+ Filling bits at a given position :
+ Rate vfill_pp vfill_bv vfill
+ vfill_pp 80.3/s -- -100% -100%
+ vfill_bv 1053399/s 1312401% -- -11%
+ vfill 1180792/s 1471129% 12% --
+
+ Copying bits from a bit vector to a different one :
+ Rate vcopy_pp vcopy_bv vcopy
+ vcopy_pp 112/s -- -100% -100%
+ vcopy_bv 62599/s 55622% -- -89%
+ vcopy 558491/s 497036% 792% --
+
+ Moving bits in the same bit vector from a given position to a different one :
+ Rate vmove_pp vmove_bv vmove
+ vmove_pp 64.8/s -- -100% -100%
+ vmove_bv 64742/s 99751% -- -88%
+ vmove 547980/s 845043% 746% --
+
+ Testing bit equality from different positions of different bit vectors :
+ Rate veq_pp veq_bv veq
+ veq_pp 92.7/s -- -100% -100%
+ veq_bv 32777/s 35241% -- -94%
+ veq 505828/s 545300% 1443% --
+
+=item This is for perl 5.10.0 on a Pentium 4 3.0GHz (unit is 32 bits).
+
+ Rate vfill_pp vfill_bv vfill
+ vfill_pp 185/s -- -100% -100%
+ vfill_bv 407979/s 220068% -- -16%
+ vfill 486022/s 262184% 19% --
+
+ Rate vcopy_pp vcopy_bv vcopy
+ vcopy_pp 61.5/s -- -100% -100%
+ vcopy_bv 32548/s 52853% -- -83%
+ vcopy 187360/s 304724% 476% --
+
+ Rate vmove_pp vmove_bv vmove
+ vmove_pp 63.1/s -- -100% -100%
+ vmove_bv 32829/s 51933% -- -83%
+ vmove 188572/s 298787% 474% --
+
+ Rate veq_pp veq_bv veq
+ veq_pp 34.2/s -- -100% -100%
+ veq_bv 17518/s 51190% -- -91%
+ veq 192181/s 562591% 997% --
+
+=item This is for perl 5.10.0 on an UltraSPARC-IIi (unit is 8 bits).
+
+ Rate vfill_pp vfill vfill_bv
+ vfill_pp 4.23/s -- -100% -100%
+ vfill 30039/s 709283% -- -17%
+ vfill_bv 36022/s 850568% 20% --
+
+ Rate vcopy_pp vcopy_bv vcopy
+ vcopy_pp 2.74/s -- -100% -100%
+ vcopy_bv 8146/s 297694% -- -60%
+ vcopy 20266/s 740740% 149% --
+
+ Rate vmove_pp vmove_bv vmove
+ vmove_pp 2.66/s -- -100% -100%
+ vmove_bv 8274/s 311196% -- -59%
+ vmove 20287/s 763190% 145% --
+
+ Rate veq_pp veq_bv veq
+ veq_pp 7.33/s -- -100% -100%
+ veq_bv 2499/s 33978% -- -87%
+ veq 19675/s 268193% 687% --
+
+=back
+