DavidSpickett wrote:

> The instruction emulation plugins are used to implement software 
> single-stepping on architectures without (reliably present) hardware support. 
> AFAIK aarch64 is not one of those.

I think it's also used in unwinding for some basic prologue/epilogue 
instructions, but I think that would happen in the client lldb not the server.

Also if this code is not in lldb-server now, I don't see a reason to add it 
unless it's solving a real prolem.

https://github.com/llvm/llvm-project/pull/137267
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