[llvm] [AArch64][machine-scheduler][Neoverse-N2] fdiv is blocking (PR #119206)

[Simon Wallis via llvm-commits]

simonwallis2 wrote:

> Can we change the vector and sve divides at the same time?

The scope of this patch is limited to the blocking vfp instructions. 
I do not have a motivating case for the vector and sve divides. Do you have such a case?
They should be addressed in a separate patch

https://github.com/llvm/llvm-project/pull/119206