MPFR:

real	0m10.102s
user	0m9.609s
sys	0m0.492s

PRO Round 1:

real	0m5.611s
user	0m5.424s
sys	0m0.187s

Uninstrumented:

real	0m0.229s
user	0m0.168s
sys	0m0.061s

DD:

real	0m3.905s
user	0m3.835s
sys	0m0.069s

QD:

real	0m3.982s
user	0m3.750s
sys	0m0.232s