=> 0x7f2c103fdd05 : cmp $0xfffffffffffff000,%rax 0x7f2c103fdd0b : ja 0x7f2c103fdd1f 0x7f2c103fdd0d : repz retq 0x7f2c103fdd0f : nop 0x7f2c103fdd10 : test %eax,%eax 0x7f2c103fdd12 : jg 0x7f2c103fdcf5 0x7f2c103fdd14 : test $0x7fffffff,%eax 0x7f2c103fdd19 : je 0x7f2c103fdd30 0x7f2c103fdd1b : neg %eax 0x7f2c103fdd1d : jmp 0x7f2c103fdcf5 0x7f2c103fdd1f : mov 0x35927a(%rip),%rdx # 0x7f2c10756fa0 0x7f2c103fdd26 : neg %eax 0x7f2c103fdd28 : mov %eax,%fs:(%rdx) 0x7f2c103fdd2b : or $0xffffffffffffffff,%rax 0x7f2c103fdd2f : retq 0x7f2c103fdd30 : mov %esi,%eax