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

[Anatoly Trosinenko via llvm-branch-commits]

================
@@ -1866,7 +1871,6 @@ Register 
AArch64AsmPrinter::emitPtrauthDiscriminator(uint16_t Disc,
                                                      Register AddrDisc,
                                                      Register ScratchReg,
                                                      bool MayUseAddrAsScratch) 
{
-  assert(ScratchReg == AArch64::X16 || ScratchReg == AArch64::X17);
----------------
atrosinenko wrote:

Maybe `... || !STI->isX16X17Safer()`?

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