{"ast_node_type":"variable","tokens":[{"end":98,"kind":"keyword","start":0,"text":"let"}]}
            let field1 = builder.context.new_field(None, return_value.get_type(), "rdtscpField1");
        "__builtin_ia32_rdtscp" => {
            let return2 = args[0].dereference(None).to_rvalue();