=> 0x7fa9387d73a5 : cmp $0xfffffffffffff000,%rax 0x7fa9387d73ab : ja 0x7fa9387d73bf 0x7fa9387d73ad : repz retq 0x7fa9387d73af : nop 0x7fa9387d73b0 : test %eax,%eax 0x7fa9387d73b2 : jg 0x7fa9387d7395 0x7fa9387d73b4 : test $0x7fffffff,%eax 0x7fa9387d73b9 : je 0x7fa9387d73d0 0x7fa9387d73bb : neg %eax 0x7fa9387d73bd : jmp 0x7fa9387d7395 0x7fa9387d73bf : mov 0x361a52(%rip),%rdx # 0x7fa938b38e18 0x7fa9387d73c6 : neg %eax 0x7fa9387d73c8 : mov %eax,%fs:(%rdx) 0x7fa9387d73cb : or $0xffffffffffffffff,%rax 0x7fa9387d73cf : retq 0x7fa9387d73d0 : mov %esi,%eax