SSA

[Stephen Weeks]

> > > The failure of vliw under the new compiler is not directly related to the
> > > changes I made.  
...
> Well, if you haven't already, take a look at the cfg.dot file for
> member_1.  The thing that struck me is that the allocation is in a loop
> that can either go through a series of non-tail calls or directly loop.
> Maybe that doesn't make any difference, but it seemed a little unusual to
> me.

I see what's going on.  The way limit checks are inserted is just
plain wrong.  I need to take some time to think about it.