{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"\"extr.rs.w\""}]}
                    "extr.rs.w" => "__builtin_mips_extr_rs_w",
                    "extr.r.w" => "__builtin_mips_extr_r_w",
                    "extr.s.h" => "__builtin_mips_extr_s_h",