[llvm-branch-commits] [CodeGen] Add 2 subtarget hooks canLowerToZeroCycleReg[Move|Zeroing] (PR #148428)

[Matt Arsenault via llvm-branch-commits]

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@@ -673,3 +673,84 @@ bool AArch64Subtarget::isX16X17Safer() const {
 bool AArch64Subtarget::enableMachinePipeliner() const {
   return getSchedModel().hasInstrSchedModel();
 }
+
+bool AArch64Subtarget::isRegInClass(const MachineInstr *MI, const Register &Reg,
+                                    const TargetRegisterClass *TRC) const {
+  if (Reg.isPhysical()) {
+    return TRC->contains(Reg);
+  } else {
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arsenm wrote:

No else after return 

https://github.com/llvm/llvm-project/pull/148428