[PATCH] D46760: [InstCombine] Enhance narrowUDivURem.
Sanjay Patel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri May 11 10:42:35 PDT 2018
spatel added a comment.
This (walking users of a value) stretches instcombine beyond the simplistic transforms that I think most people want to see here.
Have a look at the BypassSlowDivision (runs within -codegenprepare I think) and DivRemPairs (-div-rem-pairs) passes.
Repository:
rL LLVM
https://reviews.llvm.org/D46760
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