{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"\"M2.mpyu.hh.s1\""}]}
                    "M2.mpyu.hh.s1" => "__builtin_HEXAGON_M2_mpyu_hh_s1",
                    "M2.mpyu.hh.s0" => "__builtin_HEXAGON_M2_mpyu_hh_s0",
                    "M2.mpyu.hl.s0" => "__builtin_HEXAGON_M2_mpyu_hl_s0",