[tree-ssa] RFC: Making control flow more explicit

[Diego Novillo]

On Thu, 2003-08-07 at 15:13, Nathanael Nerode wrote:

> Accordingly, if you're going to do this (which may be a good idea), may 
> I suggest not doing it to GENERIC trees immediately, but rather 
> implementing it as a specific pass on the tree structure?
>
That's how it is implemented.  It's not a transformation on GENERIC
trees.  It's done on GIMPLE, just prior to applying the SSA
optimizations.

>   It is 
> possible (likely?) that one would want to place this pass after the 
> inliner, for instance.  (The comments someone else made about WHIRL are 
> relevant background here.)
>
Yes.  The SSA optimizations are already done after the inliner.


Diego.