tree f3f3bba260d1b53af2748c25003bd904d19a8606
parent d7d79030fba0887c010619b4b7752c908f20a24e
author Sanjay Patel <spatel@rotateright.com> 1546987195 +0000
committer Sanjay Patel <spatel@rotateright.com> 1546987195 +0000

[InstCombine] canonicalize another raw IR rotate pattern to funnel shift

This is matching the equivalent of the DAG expansion, 
so it should never end up with worse perf than the 
original code even if the target doesn't have a rotate
instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@350672 91177308-0d34-0410-b5e6-96231b3b80d8