MPFR:

real	0m0.376s
user	0m0.287s
sys	0m0.089s

PRO Round 1:

real	0m0.213s
user	0m0.139s
sys	0m0.074s

Uninstrumented:

real	0m0.090s
user	0m0.026s
sys	0m0.064s

DD:

real	0m0.162s
user	0m0.096s
sys	0m0.066s

QD:

real	0m0.178s
user	0m0.106s
sys	0m0.072s