[LV] Count cost of middle block if TC <= VF.#168949

fhahn merged 4 commits intollvm:mainllvm/llvm-project:mainfrom

fhahn:lv-consider-middle-block-cost-for-low-tripcount-loopsfhahn/llvm-project:lv-consider-middle-block-cost-for-low-tripcount-loopsCopy head branch name to clipboard