Re: Devirtualizing method calls

[Andrew Haley <aph at redhat dot com>]

Andrew Pinski writes:
 > 
 > On Jan 5, 2006, at 8:09 AM, Andrew Haley wrote:
 > 
 > > I've been experimenting with devirtualizing method calls, and
 > > sometimes a construct like this can pay dividends:
 > 
 > > Another possibility is to have the inliner convert virtual calls into
 > > something like the above.  Maybe the real solution to all of is is to
 > > have a representation for virtual calls in the IL, but...
 > >
 > > So, what I'm thinking of doing is writing a post-inlining pass that
 > > rewrites the trees and then tidies up the CFG.  Is this the right
 > > approach?
 > 
 > Just for the record, there are already two other people implementing
 > something like already:
 > http://gcc.gnu.org/ml/gcc-patches/2005-12/msg00487.html
 > and
 > http://gcc.gnu.org/ml/gcc-patches/2005-10/msg01563.html

OK, thanks.  I'll check out the IPA branch and see what's there.

Andrew.