=> 0x7f60048513a5 : cmp $0xfffffffffffff000,%rax 0x7f60048513ab : ja 0x7f60048513bf 0x7f60048513ad : repz retq 0x7f60048513af : nop 0x7f60048513b0 : test %eax,%eax 0x7f60048513b2 : jg 0x7f6004851395 0x7f60048513b4 : test $0x7fffffff,%eax 0x7f60048513b9 : je 0x7f60048513d0 0x7f60048513bb : neg %eax 0x7f60048513bd : jmp 0x7f6004851395 0x7f60048513bf : mov 0x361a52(%rip),%rdx # 0x7f6004bb2e18 0x7f60048513c6 : neg %eax 0x7f60048513c8 : mov %eax,%fs:(%rdx) 0x7f60048513cb : or $0xffffffffffffffff,%rax 0x7f60048513cf : retq 0x7f60048513d0 : mov %esi,%eax