[PATCH] D86449: [SelectionDAG] Handle non-power-of-2 bitwidths in expandROT

Sanjay Patel via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 26 03:35:55 PDT 2020


spatel added inline comments.


================
Comment at: llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp:6287
+    HsVal =
+        DAG.getNode(HsOpc, DL, VT, DAG.getNode(HsOpc, DL, VT, Op0, One), HsAmt);
+  }
----------------
spatel wrote:
> This can't be right - both shifts are `HsOpc`. We need another test with a variable shift amount to make sure this is correct?
Oops, disregard. Too early in the AM. :)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D86449/new/

https://reviews.llvm.org/D86449



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