[Beowulf] newbie

[Mark Hahn]

> Probably AMD had been thinking hard on this and decided to make compilers at
> last. http://developer.amd.com/cpu/open64/pages/default.aspx

interesting.  it wasn't obvious at a glance how this actually 
differed from gcc.  besides a comparison on real code, it would
be interesting to know the reason (political, practical?)
what keeps open64 from simply contributing to mainstream gcc.
is there some conflicting infrastructure?