[DAG] Fold trunc(abdu(x,y)) and trunc(abds(x,y)) if they have sufficient leading zero/sign bits#151471

RKSimon merged 3 commits intollvm:mainllvm/llvm-project:mainfrom

woruyu:feat/truc-abduworuyu/llvm-project:feat/truc-abduCopy head branch name to clipboard