[WIP][X86] Add addlike PatFrags for AVX-512 disjoint OR folding#166015

xyz-harshal wants to merge 2 commits intollvm:mainllvm/llvm-project:mainfrom

xyz-harshal:avx512-addlike-optimizationxyz-harshal/llvm-project:avx512-addlike-optimizationCopy head branch name to clipboard