[PATCH] D120879: [AArch64] Turn UZP1 with undef operand into truncate

Sjoerd Meijer via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Mar 3 02:18:05 PST 2022


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

Looks like a nice change to me.



================
Comment at: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:16247
 
+  // upz1(x, undef) -> concat(truncate(x), undef)
+  if (Op1.getOpcode() == ISD::UNDEF) {
----------------
Typo: `upz1` -> `uzp1`


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120879/new/

https://reviews.llvm.org/D120879



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