[llvm] [SLPVectorizer][X86] Free load cost for stores with constant pointers (PR #118016)

[Antonio Frighetto via llvm-commits]

antoniofrighetto wrote:

@alexey-bataev, now that I look better at it, I think that's the load you were referring to in 0e7ed32c71362f3547329c6ee8573a8bc191f58a? Maybe we should remove it all?

https://github.com/llvm/llvm-project/pull/118016