ARM_EXIT_WITH_SERROR_BIT
#define ARM_EXCEPTION_CODE(x) ((x) & ~(1U << ARM_EXIT_WITH_SERROR_BIT))
#define ARM_SERROR_PENDING(x) !!((x) & (1U << ARM_EXIT_WITH_SERROR_BIT))
*exit_code &= BIT(ARM_EXIT_WITH_SERROR_BIT);