[llvm] [Analysis] Add cost model for experimental.cttz.elts intrinsic (PR #90720)

[Sjoerd Meijer via llvm-commits]

sjoerdmeijer wrote:

I haven't looked or seen much codegen yet for this intrinsic, but is this "as cheap as an add instruction"?

https://github.com/llvm/llvm-project/pull/90720