{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"\"M2.mmpyl.rs0\""}]}
                    "M2.mmpyl.rs0" => "__builtin_HEXAGON_M2_mmpyl_rs0",
                    "M2.mmpyh.s1" => "__builtin_HEXAGON_M2_mmpyh_s1",
                    "M2.mmpyl.rs1" => "__builtin_HEXAGON_M2_mmpyl_rs1",