MPFR:

real	0m11.305s
user	0m10.666s
sys	0m0.638s

PRO Round 1:

real	0m5.846s
user	0m5.655s
sys	0m0.191s

Uninstrumented:

real	0m0.397s
user	0m0.333s
sys	0m0.064s

DD:

real	0m3.815s
user	0m3.745s
sys	0m0.069s

QD:

real	0m3.792s
user	0m3.525s
sys	0m0.267s