[PATCH] D154193: [X86]Remove TEST in AND32ri+TEST16rr in peephole-opt

[Kan Shengchen via Phabricator via llvm-commits]

skan added inline comments.


================
Comment at: llvm/lib/Target/X86/X86InstrInfo.cpp:1000
+    VregDefInstr = MRI->getVRegDef(CmpValDefInstr.getOperand(1).getReg());
+    if (!VregDefInstr)
+      return false;
----------------
Should this be an assert?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D154193/new/

https://reviews.llvm.org/D154193