SSA usage question

Jeffrey A Law law@redhat.com
Mon Jun 7 13:35:00 GMT 2004


On Sun, 2004-06-06 at 17:41, Richard Kenner wrote:
>     Implicit references cannot be put into SSA form, and thus cannot
>     be put through the tree optimizer at all.  QED.
> 
> Since SSA talks about *assignments* and the implicit references are all
> *uses* I don't understand your "proof" above.  Can you say more?
There's not a lot of point in saying more -- there's zero chance we're
going to reintroduce implicit references to objects.  We had them for
a while and it was a horrible mistake.

You should focus on making those implicit references explicit.

Jeff



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