[clang] [llvm] [aarch64][clang][llvm] Allow AArch64 TLB maintenance instructions to be enabled via -march (PR #116707)

[Daniel Paoliello via cfe-commits]

dpaoliello wrote:

> Could you give more details about why you would want these added?

These instructions are being used in the hand-written assembly for a hypervisor. The hypervisor will check at runtime if the instructions are available on the current CPU before calling this code.



https://github.com/llvm/llvm-project/pull/116707