[llvm] Add m_SelectCCLike matcher to match SELECT_CC or SELECT with SETCC (PR #149646)

[Simon Pilgrim via llvm-commits]

https://github.com/RKSimon requested changes to this pull request.

Something seems to have gone wrong in the patch creation - m_SelectCCLike is missing and clang-format has gone amok

https://github.com/llvm/llvm-project/pull/149646