[llvm] [GlobalISel] Add `or_and_xor_to_or` pattern from SelectionDAG (PR #201108)

[Osman Yasar via llvm-commits]

osmanyasar05 wrote:

> Do you also need commuted versions of all these patterns or does the matching machinery take care of that?

Unfortunately, all MIR patterns suffer from the same problem, it needs to be dealt with at a higher level.

https://github.com/llvm/llvm-project/pull/201108