[LLVMdev] some superoptimizer results

[John Regehr]

We (the folks working on Souper) would appreciate any feedback on these 
IR-level superoptimizer results:

   http://blog.regehr.org/extra_files/souper-jul-15.html

My impression is that while there's clearly plenty of material in here 
that doesn't want to get implemented in an opt pass, there are a number 
of gems hiding in there that are worth implementing.

Blog post containing additional explanation and caveats is here:

   http://blog.regehr.org/archives/1252

Thanks!

John