[PATCH] D82669: [ARM] Generate URHADD from (b - (~a)) >> 1

[Petre Tudor via Phabricator via llvm-commits]

PetreTudor marked 8 inline comments as done.
PetreTudor added inline comments.


================
Comment at: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:11134-11137
+      SDValue N00Source = N00->getOperand(0);
+      SDValue N01Source = N01->getOperand(0);
+      SDValue N10Source = N10->getOperand(0);
+      SDValue N11Source = N11->getOperand(0);
----------------
dmgreen wrote:
> Make sure you check the 0 and the 8 from the extract_subvector.
Added the checks right before returning the new node.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D82669/new/

https://reviews.llvm.org/D82669