[llvm-branch-commits] [llvm] [AArch64] Define high bits of FPR and GPR registers. (PR #114263)

[Matt Arsenault via llvm-branch-commits]

================
@@ -424,6 +424,58 @@ AArch64RegisterInfo::explainReservedReg(const MachineFunction &MF,
   return {};
 }
 
+static SmallVector<MCPhysReg> ReservedHi = {
----------------
arsenm wrote:

This smells like an unrelated bug, this is not the kind of error I expected 

https://github.com/llvm/llvm-project/pull/114263