Hi Andres, I would certainly be interested in a register allocation scheme. While I don't expect to need it at the moment it would be a nice thing to have on the shelf for later. Hope the project is going well. Keith. ========================================================== Keith Dowsett "Variables won't; constants aren't." E-mail: kdowsett@rpms.ac.uk WWW: http://kd.rpms.ac.uk/index.html