Prologue analysis interface

[Ulrich Weigand]

Daniel Jacobowitz wrote:

> The S/390 code is a lot less clear-cut than the m32c, not surprisingly.
> Most of the tangly bits are related to frameless functions.  Some of
> this could be further commonized too, but for now my suggested plan
> above should work for this also.

Note that some of the heuristics is actually wrong.  I hope to be able
to update the s390 prolog analyzer soon to simplify it a bit and fix
some of the issues I've found.  Unfortunately I cannot guarantee I'll
find time to do so right now ...

Bye,
Ulrich

-- 
  Dr. Ulrich Weigand
  Linux on zSeries Development
  Ulrich.Weigand@de.ibm.com