{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"\"cmse.ttt\""}]}
                    "cmse.ttt" => "__builtin_arm_cmse_TTT",
                    "cmse.ttat" => "__builtin_arm_cmse_TTAT",
                    "dmb" => "__builtin_arm_dmb",