=> 0x7f894f332037 : cmp $0xfffffffffffff000,%rax 0x7f894f33203d : ja 0x7f894f33205d 0x7f894f33203f : repz retq 0x7f894f332041 : nopl 0x0(%rax) 0x7f894f332048 : test %ecx,%ecx 0x7f894f33204a : jg 0x7f894f332027 0x7f894f33204c : mov %ecx,%eax 0x7f894f33204e : neg %eax 0x7f894f332050 : and $0x7fffffff,%ecx 0x7f894f332056 : mov %esi,%ecx 0x7f894f332058 : cmovne %eax,%ecx 0x7f894f33205b : jmp 0x7f894f332027 0x7f894f33205d : mov 0x389ddc(%rip),%rdx # 0x7f894f6bbe40 0x7f894f332064 : neg %eax 0x7f894f332066 : mov %eax,%fs:(%rdx) 0x7f894f332069 : or $0xffffffffffffffff,%rax