[clang] [llvm] [openmp] [OpenMP] Use generic IR for the OpenMP DeviceRTL (PR #119091)

[Shilei Tian via cfe-commits]

shiltian wrote:

> This probably should retain separate wave32/wave64 builds. Additionally, should have extension points for subtarget specific implementations

Does wave32/wave64 affect the lowering from front end source code to middle end IR, if we don't use certain functions, such as wave level primitives?

https://github.com/llvm/llvm-project/pull/119091