[llvm] RISC-V: Support vectorizing FMINIMUMNUM and FMAXIMUMNUM (PR #135727)

[YunQiang Su via llvm-commits]

wzssyqa wrote:


> Tangent to your patch, this does prompt me to wonder if we should address the semantic difference between `ISD::FMIN/MAXNUM` and RISCV's FMIN/MAX in the presence of F extension 2.2

Sure. I am working on it.
It needs some steps to do so.

https://github.com/llvm/llvm-project/pull/135727