>We need:

>1) an MI interface to a high speed counter/timer, such as, say, a
>   macro to access a CPU instruction counter if one exists. If there
>   isn't such a low cost/high resolution timer available, microtime
>   could be used (but its best to avoid that if a better timer is
>   available.)

Is nanotime() good enough?  We may get cycle times faster than
nanoseconds in a very few years, but AFAIK we're not qiute there yet.
And we should be providing nanotime() in any case.


Or did the nanosecond-time-resolution changes die with JTC's semi-departure?