[Vectorize] Avoid repeated hash lookups (NFC)#131962

kazutakahirata merged 1 commit intollvm:mainllvm/llvm-project:mainfrom

kazutakahirata:cleanup_001_repeated_hash_lookups_llvm_Vectorizekazutakahirata/llvm-project:cleanup_001_repeated_hash_lookups_llvm_VectorizeCopy head branch name to clipboard