> -----Original Message-----
> From: Peng Zhao [mailto:pengzhao@xxxxxxxxxxxxxx]
> Sent: Friday, April 06, 2001 8:40 PM
> To: sgi
> Subject: Question on function Recompute_Addr_Taken()
> I have a question about the function
> ipa/local/ipl_summarize_template.h -->Recompute_Addr_Taken(),
> and Set_Addr_Taken_Attrib.
> There is some comments like
> "// The preopt always set the
> ST_addr_saved bit too conservatively. So we need to recompute them."
Preopt operates on a per function level. Hence the "conservativeness".
Address saved, I think means has address taken on the RHS of an expression
and the LHS of the expression is a global, or local that will escape outside
of the current function. Wilson, is that right?
> // search for run-time address taken
> I don't know what do they mean and the contex. What is the meaning of
> "run-time address taken"?