[X86] LowerBUILD_VECTORvXi1 - attempt to fold as VPTESTMB(BUILD_VECTOR_vXi8(X),1) for v2i1/v4i1/v8i1 types#198293

RKSimon merged 3 commits into

llvm:mainllvm/llvm-project:mainfrom

RKSimon:x86-buildvector-vXi1-sub128RKSimon/llvm-project:x86-buildvector-vXi1-sub128Copy head branch name to clipboard