[llvm] [AArch64] Limit immediate offsets when folding instructions into addressing modes (PR #67345)

[Amara Emerson via llvm-commits]

https://github.com/aemerson commented:

Oh I see, this is tweaking a new optimization I didn't have in my local checkout. If `canFoldIntoAddrMode()` isn't being used elsewhere then it seems fine to me.

https://github.com/llvm/llvm-project/pull/67345