[VPlan] Move addExplicitVectorLength to tryToBuildVPlanWithVPRecipes#166164

lukel97 wants to merge 3 commits intollvm:mainllvm/llvm-project:mainfrom

lukel97:loop-vectorize/add-evl-in-vplan-constructionlukel97/llvm-project:loop-vectorize/add-evl-in-vplan-constructionCopy head branch name to clipboard