[llvm] [InlineCost] Use store-to-load forwarding to resolve call arguments (PR #190607)

[Nikita Popov via llvm-commits]

nikic wrote:

Would the point of that be to actually materialize the forwarding rather than only using it for cost modelling? I think the downside of that is that the inliner could perform transforms even if it does not inline anything. Unless you want to only do that for (nested) inlined call sites.

https://github.com/llvm/llvm-project/pull/190607