{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"\"M2.mpy.up.s1\""}]}
                    "M2.mpy.up.s1" => "__builtin_HEXAGON_M2_mpy_up_s1",
                    "M2.mpy.up" => "__builtin_HEXAGON_M2_mpy_up",
                    "M2.mpy.up.s1.sat" => "__builtin_HEXAGON_M2_mpy_up_s1_sat",