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

[Johannes Doerfert via llvm-commits]

jdoerfert wrote:

> My general question is, the kernel info looks like highly "target" dependent. I'm not sure if it is a good idea to have them all combined together in a target "independent" manner.

What's the alternative? 2-3 passes that do basically the same thing (e.g., infos about alloca, call, etc.)?

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