=> 0x7ffbd8edd445 : cmp $0xfffffffffffff000,%rax 0x7ffbd8edd44b : ja 0x7ffbd8edd45f 0x7ffbd8edd44d : repz retq 0x7ffbd8edd44f : nop 0x7ffbd8edd450 : test %eax,%eax 0x7ffbd8edd452 : jg 0x7ffbd8edd435 0x7ffbd8edd454 : test $0x7fffffff,%eax 0x7ffbd8edd459 : je 0x7ffbd8edd470 0x7ffbd8edd45b : neg %eax 0x7ffbd8edd45d : jmp 0x7ffbd8edd435 0x7ffbd8edd45f : mov 0x37f9ba(%rip),%rdx # 0x7ffbd925ce20 0x7ffbd8edd466 : neg %eax 0x7ffbd8edd468 : mov %eax,%fs:(%rdx) 0x7ffbd8edd46b : or $0xffffffffffffffff,%rax 0x7ffbd8edd46f : retq 0x7ffbd8edd470 : mov %esi,%eax