[llvm] [PowerPC] Specify inlining behavior in TableGen (PR #206938)

[Amy Kwan via llvm-commits]

https://github.com/amy-kwan commented:

Thanks, I think this makes sense for the most part, just had a silly question.

Would it be necessary to go through every subtarget feature to mark the appropriate TableGen inlining annotation? I know we do a couple in this patch, just not sure if we should be doing it for every feature?

https://github.com/llvm/llvm-project/pull/206938