[llvm] [NVPTX] Attempt to load params using symbol addition node directly (PR #119935)

[Justin Fargnoli via llvm-commits]

justinfargnoli wrote:

> Inserting a MoveParam is undesirable in the general case, so we would only want to do it when DAG combines are disabled.

Do you have a case where inserting the `mov` introduced a SASS diff during `-O3` compilation? 

https://github.com/llvm/llvm-project/pull/119935