=> 0x7f809cd65c2e:	lock xadd %eax,0x18(%rdi)
   0x7f809cd65c33:	cmp    $0x1,%eax
   0x7f809cd65c36:	je     0x7f809cd65c50
   0x7f809cd65c38:	lea    -0x28(%rbp),%rsp
   0x7f809cd65c3c:	mov    %rdx,%rax
   0x7f809cd65c3f:	pop    %rbx
   0x7f809cd65c40:	pop    %r12
   0x7f809cd65c42:	pop    %r13
   0x7f809cd65c44:	pop    %r14
   0x7f809cd65c46:	pop    %r15
   0x7f809cd65c48:	pop    %rbp
   0x7f809cd65c49:	retq   
   0x7f809cd65c4a:	nopw   0x0(%rax,%rax,1)
   0x7f809cd65c50:	mov    %rdx,-0x178(%rbp)
   0x7f809cd65c57:	callq  0x7f809cd65910
   0x7f809cd65c5c:	mov    -0x178(%rbp),%rdx