=> 0x7f3b9b067445 : cmp $0xfffffffffffff000,%rax 0x7f3b9b06744b : ja 0x7f3b9b06745f 0x7f3b9b06744d : repz retq 0x7f3b9b06744f : nop 0x7f3b9b067450 : test %eax,%eax 0x7f3b9b067452 : jg 0x7f3b9b067435 0x7f3b9b067454 : test $0x7fffffff,%eax 0x7f3b9b067459 : je 0x7f3b9b067470 0x7f3b9b06745b : neg %eax 0x7f3b9b06745d : jmp 0x7f3b9b067435 0x7f3b9b06745f : mov 0x37f9ba(%rip),%rdx # 0x7f3b9b3e6e20 0x7f3b9b067466 : neg %eax 0x7f3b9b067468 : mov %eax,%fs:(%rdx) 0x7f3b9b06746b : or $0xffffffffffffffff,%rax 0x7f3b9b06746f : retq 0x7f3b9b067470 : mov %esi,%eax