treelang fix for rs6000 / treelang not proper front end

[Andrew Haley]

Jeff Sturm writes:
 > On Mon, 9 Jun 2003, Steven Bosscher wrote:
 > > The front ends that do not build functions as trees right now are:
 > > - G77, which is obsolete.  Nobody has shown interest in even trying to
 > > make it build functions as trees AFAIK.  Scheduled for removal once G95
 > > has proven itself.
 > > - Ada, for which work to make it build functions as trees has been
 > > announced a few times (but nothing so far, fingers crossed... ;-)
 > > - Treelang...
 > 
 > - And the Java bytecode frontend.  (Gcj is two frontends in one, a source
 > parser and a bytecode reader.)

Yes.  My current plan is to convert the gcj byte compiler as part of
converting java to tree-ssa.  If that's going to be too late in the
release cycle I guess my plan needs to change.

Andrew.