[llvm-branch-commits] [llvm] AArch64: Relax x16/x17 constraint on AUT in certain cases. (PR #132857)

[Anatoly Trosinenko via llvm-branch-commits]

================
@@ -2104,23 +2115,19 @@ void AArch64AsmPrinter::emitPtrauthAuthResign(const MachineInstr *MI) {
     break;
   }
 
-  auto AUTKey = (AArch64PACKey::ID)MI->getOperand(0).getImm();
-  uint64_t AUTDisc = MI->getOperand(1).getImm();
-  unsigned AUTAddrDisc = MI->getOperand(2).getReg();
-
   // Compute aut discriminator into x17
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atrosinenko wrote:

[nit]
```suggestion
  // Compute aut discriminator
```

https://github.com/llvm/llvm-project/pull/132857