[llvm] [AArch64] Add missing tests for Arm cpus (PR #106749)

[Jonathan Thackray via llvm-commits]

https://github.com/jthackray approved this pull request.

Thanks, LGTM. I noticed some were missing a while ago. I think there are more tests still to add in future, for completeness.

https://github.com/llvm/llvm-project/pull/106749