atomic_<op>(memory_order_seq_cst) is mapped to security

00000 000 00000 0001111 FENCE.TSO 0000 0001 0000 00000 000 00000 1110011 ECALL 000000000001 00000 000 00000 0001111 FENCE.TSO 0000 0001 0000 00000 000 00000 1110011 ECALL

withers