[LV] Prevent query the computeCost() when VF=1 in emitInvalidCostRemarks().#117288

ElvisWang123 merged 6 commits intollvm:mainllvm/llvm-project:mainfrom

ElvisWang123:fix-missing-VF-check-in-emitRemark-LVElvisWang123/llvm-project:fix-missing-VF-check-in-emitRemark-LVCopy head branch name to clipboard