Steven Bosscher wrote: > On Fri, Feb 6, 2009 at 7:32 PM, Adam Nemet <ane...@caviumnetworks.com> wrote: >> I think you really need the Joern's optmize_related_values patch. Also see >> PR33699. > > I wouldn't recommend that patch, but yes: Something that performs that > optimization ;-)
Yes, something doing that using LCM was on my list of "things to do after fwprop to do what CSE currently does, but better". I never got round to implementing it, I think. I had an LCM-based replacement for canon_reg that I wanted to use as a basis, maybe I can dig it up. Paolo
