Unfortunately, o64 has already been invented... Our gcc and binutils are able to generate o64 code (or at least were a couple of years ago).
[ fading scream inserted here ... ] Now, let us face the realities around us. ARM is suffered from multiple ABIs (I got a real bite in day work), and AltiVec enabled PPC binaries are painful also. So, life is no worse than used to be... Toru Nishimura / ALKYL Technology