[PATCH] D43769: [TTI] rename getArithmeticInstructionCost() to getUnitThroughput(); NFC

[Nicolai Hähnle via Phabricator via llvm-commits]

nhaehnle added a comment.

This makes sense to me, and is in line with how we use it in AMDGPU (where we don't have multiple execution units).


https://reviews.llvm.org/D43769