[llvm] [LTO] Run Argument Promotion before IPSCCP (PR #111163)

[Hari Limaye via llvm-commits]

hazzlim wrote:

> would be good to run this through https://llvm-compile-time-tracker.com/
Agreed - my compile-time results are based on the methodology of llvm-compile-time-tracker, but it would be useful to get the full results. @nikic would you be able to do a run of this commit / add my fork https://github.com/hazzlim/llvm-project/ so that I can do so?

> have you considered moving IPSCCP later in the LTO pipeline?
It was considered - based on the discussion on https://github.com/llvm/llvm-project/pull/96620 it seemed as though this would not be an acceptable approach, but perhaps considerations might be different in the full LTO pipeline?


https://github.com/llvm/llvm-project/pull/111163