[PATCH]Systemtap IA64 Runtime support

[Roland McGrath]

> > On Ia64 platform, I found probe address of function entry translated by
> > systemtap was one bundle more than the actual address. However, when
> > queried from entrypc rather than prolouge-end of the function we got the
> > right address translation. [...]
> 
> I guess it comes down testing it - whichever works should stay.  

We should figure out what the issues are, as well as working around them.
There have been DWARF consumer and GCC issues exposed by the other platforms.