[PATCH] D37250: [X86] Apply SlowIncDec feature to Sandybridge/Ivybridge CPUs as well

Chandler Carruth via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 29 08:50:34 PDT 2017


chandlerc accepted this revision.
chandlerc added a comment.
This revision is now accepted and ready to land.

I'm fine with this, but it would be good to get confirmation that there is a genuine partial flag update stall issue we're avoiding with this... As long as you all can confirm that this is a real issue even on modern processors, then all this makes sense. =D


https://reviews.llvm.org/D37250





More information about the llvm-commits mailing list