[llvm] [MachineLICM] Allow hoisting loads from invariant address (PR #70796)

[David Sherwood via llvm-commits]

https://github.com/david-arm commented:

Thanks for this @igogo-x86! Looks like a nice improvement, and is in line with what we already do for hoisting stores. I've not reviewed the code changes, but left some comments on the tests.

https://github.com/llvm/llvm-project/pull/70796