[llvm] [X86][ProfCheck] Synthesize profile information where relevant (PR #181578)

[Aiden Grossman via llvm-commits]

boomanaiden154 wrote:

> Based on comments, my understanding is there is no existing loop in this pass, but I have not reviewed in detail.

Right, the loop is entirely synthetic, being created during an intrinsic lowering.

Thanks for the confirmation.

https://github.com/llvm/llvm-project/pull/181578