Patch: IA-64 port

[Tom Tromey]

Jeff> I'm trying to find out why _Jv_word is needed in javaprims.h at
Jeff> all.  It's part of the published CNI interface, and doesn't
Jeff> appear to be used in the distributed headers with the sole
Jeff> exception of _Jv_ResolvePoolEntry.

There may not be a particular reason.
Kresten added some typedefs to javaprims.h when he wrote the
interpreter.  But some of those typedefs might not belong there.
Feel free to see if you can clean this up ...

T