=> 0x7f6a728ce3a5 : cmp $0xfffffffffffff000,%rax 0x7f6a728ce3ab : ja 0x7f6a728ce3bf 0x7f6a728ce3ad : repz retq 0x7f6a728ce3af : nop 0x7f6a728ce3b0 : test %eax,%eax 0x7f6a728ce3b2 : jg 0x7f6a728ce395 0x7f6a728ce3b4 : test $0x7fffffff,%eax 0x7f6a728ce3b9 : je 0x7f6a728ce3d0 0x7f6a728ce3bb : neg %eax 0x7f6a728ce3bd : jmp 0x7f6a728ce395 0x7f6a728ce3bf : mov 0x361a52(%rip),%rdx # 0x7f6a72c2fe18 0x7f6a728ce3c6 : neg %eax 0x7f6a728ce3c8 : mov %eax,%fs:(%rdx) 0x7f6a728ce3cb : or $0xffffffffffffffff,%rax 0x7f6a728ce3cf : retq 0x7f6a728ce3d0 : mov %esi,%eax