[PATCH] D121320: X86ISelDAGToDAG: Transform TEST + MOV64ri to SHR + TEST

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: llvm/lib/Target/X86/X86ISelDAGToDAG.cpp:5739
       // flag.
       if (CmpVT == MVT::i64 && !isInt<32>(Mask) &&
           onlyUsesZeroFlag(SDValue(Node, 0))) {
----------------
Is this code already doing something similar? Sanjay had another patch to this code D121147 recently.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D121320/new/

https://reviews.llvm.org/D121320