=> 0x7f2a6d0ced05 : cmp $0xfffffffffffff000,%rax 0x7f2a6d0ced0b : ja 0x7f2a6d0ced1f 0x7f2a6d0ced0d : repz retq 0x7f2a6d0ced0f : nop 0x7f2a6d0ced10 : test %eax,%eax 0x7f2a6d0ced12 : jg 0x7f2a6d0cecf5 0x7f2a6d0ced14 : test $0x7fffffff,%eax 0x7f2a6d0ced19 : je 0x7f2a6d0ced30 0x7f2a6d0ced1b : neg %eax 0x7f2a6d0ced1d : jmp 0x7f2a6d0cecf5 0x7f2a6d0ced1f : mov 0x35927a(%rip),%rdx # 0x7f2a6d427fa0 0x7f2a6d0ced26 : neg %eax 0x7f2a6d0ced28 : mov %eax,%fs:(%rdx) 0x7f2a6d0ced2b : or $0xffffffffffffffff,%rax 0x7f2a6d0ced2f : retq 0x7f2a6d0ced30 : mov %esi,%eax