{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"\"cacop.w\""}]}
                    "cacop.w" => "__builtin_loongarch_cacop_w",
                    "cacop.d" => "__builtin_loongarch_cacop_d",
                    "cpucfg" => "__builtin_loongarch_cpucfg",