[CodeGen][AArch64] ptrauth intrinsic to safely construct relative ptr#142047

AbhayKanhere wants to merge 2 commits intollvm:mainllvm/llvm-project:mainfrom

AbhayKanhere:dev/abhay/ptrauth_intrinsic_for_relative_ptr_swift_coroutine_supportAbhayKanhere/llvm-project:dev/abhay/ptrauth_intrinsic_for_relative_ptr_swift_coroutine_supportCopy head branch name to clipboard