[llvm] [RISCV] Insert a freeze before converting select to AND/OR. (PR #84232)

[Nikita Popov via llvm-commits]

https://github.com/nikic commented:

This looks fine to me, as long as RISCV folks are fine with having these regressions in the meantime. The alternative would be to land mitigations first.

https://github.com/llvm/llvm-project/pull/84232