[llvm-branch-commits] [llvm] Cherry pick f314e12 into release/19.x (PR #117695)

[Kerry McLaughlin via llvm-branch-commits]

kmclaughlin-arm wrote:

Please can you include https://github.com/llvm/llvm-project/commit/9211977d134d81cbc7a24f13e244334484c31b87 with these commits? This was another fix using requiresSaveVG which I think should be cherry-picked.

https://github.com/llvm/llvm-project/pull/117695