[llvm] [LV] Introduce m_One and improve (0|1)-match (NFC) (PR #157419)

[Luke Lau via llvm-commits]

https://github.com/lukel97 commented:

I think this is fine but m_One also matches poison whereas m_SpecificInt doesn't. So I'm not sure if this is 100% NFC?

https://github.com/llvm/llvm-project/pull/157419