[DAGCombiner][RISCV] Add target hook to decide hoisting LogicOp with extension#136677

tclin914 wants to merge 4 commits intollvm:mainllvm/llvm-project:mainfrom

tclin914:isDesirableToHoistLogicOpWithExt-devtclin914/llvm-project:isDesirableToHoistLogicOpWithExt-devCopy head branch name to clipboard