[llvm] [KernelInfo] Implement new LLVM IR pass for GPU code analysis (PR #102944)

[Johannes Doerfert via llvm-commits]

jdoerfert wrote:

> Short-term you could add an Offload.rst and link everything from there. Long-term you may ask for offload.llvm.org.

Yes, offload.llvm.org is on my list, I started to talk to people and dropped the ball.
The Readme we have is a place we can put some information for now, and openmp.llvm.org as well. Eventually that will be split off.

https://github.com/llvm/llvm-project/pull/102944