[llvm] Adding support in llvm-exegesis for Aarch64 for handling FPR64/128, PPR16 and ZPR128 reg class. (PR #127564)

[David Green via llvm-commits]

https://github.com/davemgreen commented:

Thanks for updating the instructions, I think they look OK now.

I think it is worth removing the assert from loadImmediate, or setting it back to how it was, but otherwise this looks OK to me.

https://github.com/llvm/llvm-project/pull/127564