MPFR:

real	0m0.343s
user	0m0.262s
sys	0m0.081s

PRO Round 1:

real	0m0.223s
user	0m0.155s
sys	0m0.067s

Uninstrumented:

real	0m0.092s
user	0m0.026s
sys	0m0.066s

DD:

real	0m0.174s
user	0m0.106s
sys	0m0.068s

QD:

real	0m0.177s
user	0m0.109s
sys	0m0.067s