=> 0x7f3ccc8923a5 : cmp $0xfffffffffffff000,%rax 0x7f3ccc8923ab : ja 0x7f3ccc8923bf 0x7f3ccc8923ad : repz retq 0x7f3ccc8923af : nop 0x7f3ccc8923b0 : test %eax,%eax 0x7f3ccc8923b2 : jg 0x7f3ccc892395 0x7f3ccc8923b4 : test $0x7fffffff,%eax 0x7f3ccc8923b9 : je 0x7f3ccc8923d0 0x7f3ccc8923bb : neg %eax 0x7f3ccc8923bd : jmp 0x7f3ccc892395 0x7f3ccc8923bf : mov 0x361a52(%rip),%rdx # 0x7f3cccbf3e18 0x7f3ccc8923c6 : neg %eax 0x7f3ccc8923c8 : mov %eax,%fs:(%rdx) 0x7f3ccc8923cb : or $0xffffffffffffffff,%rax 0x7f3ccc8923cf : retq 0x7f3ccc8923d0 : mov %esi,%eax