Ada and x86_64

[David Edelsohn]

>>>>> Jan Hubicka writes:

Jan> I am trying to get Ada working on x86_64 architecture and I am running into
Jan> interesting problems.

Jan> First problem is use mov TImode divide that is not supported so results in
Jan> libcall that is unresolved during building gnatchop.  I've tracked this down
Jan> into bitsizetype being TImode and using TImode arithmetic to compute size of
Jan> the type.

	I thought that the TImode issue was mentioned in a previous
discussion of Jim Wilson and Richard Kenner from a long time ago (2000?)
because of GCC keeping track of bits.  Some issue of TImode support in
libgcc.

David