[llvm] [X86] Recognize POP/ADD/SUB modifying rsp in getSPAdjust. (PR #114265)

[Daniel Zabawa via llvm-commits]

daniel-zabawa wrote:

@dyung please update here when you have a reproducer, even if it's not compact. That sounds like a different symptom than the existing issues.

https://github.com/llvm/llvm-project/pull/114265