{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"\"asub.u.w\""}]}
                    "asub.u.w" => "__builtin_msa_asub_u_w",
                    "asub.u.h" => "__builtin_msa_asub_u_h",
                    "ave.s.b" => "__builtin_msa_ave_s_b",