[Headers][X86] Allow SSE2/AVX2/AVX512F/AVX512BW/AVX512DQ integer arithmetic intrinsics to be used in constexpr#157582

RKSimon merged 16 commits intollvm:mainllvm/llvm-project:mainfrom

donneypr:constexpr-addsubdonneypr/llvm-project:constexpr-addsubCopy head branch name to clipboard