=> 0x7f3590d3bd05 : cmp $0xfffffffffffff000,%rax 0x7f3590d3bd0b : ja 0x7f3590d3bd1f 0x7f3590d3bd0d : repz retq 0x7f3590d3bd0f : nop 0x7f3590d3bd10 : test %eax,%eax 0x7f3590d3bd12 : jg 0x7f3590d3bcf5 0x7f3590d3bd14 : test $0x7fffffff,%eax 0x7f3590d3bd19 : je 0x7f3590d3bd30 0x7f3590d3bd1b : neg %eax 0x7f3590d3bd1d : jmp 0x7f3590d3bcf5 0x7f3590d3bd1f : mov 0x35927a(%rip),%rdx # 0x7f3591094fa0 0x7f3590d3bd26 : neg %eax 0x7f3590d3bd28 : mov %eax,%fs:(%rdx) 0x7f3590d3bd2b : or $0xffffffffffffffff,%rax 0x7f3590d3bd2f : retq 0x7f3590d3bd30 : mov %esi,%eax