[llvm] [InstCombine] Introduce `foldICmpBinOpWithConstantViaTruthTable` folding (PR #139109)

[Nikita Popov via llvm-commits]

https://github.com/nikic commented:

Does this subsume the fold at https://github.com/llvm/llvm-project/blob/948bffa951cf143da5f4caa461b25ce76fa137d0/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp#L1969-L1991?

https://github.com/llvm/llvm-project/pull/139109