[llvm] Fix stack layout for frames larger than 2gb (PR #84114)

[Simon Pilgrim via llvm-commits]

RKSimon wrote:

@wesleywiser we're seeing some EXPENSIVE_CHECKS builds failures - I'm going to revert the patch and add `-verify-machineinstrs` to the problem tests (they should have had this anyhow)

https://github.com/llvm/llvm-project/pull/84114