0x7f5632b43ba1:	lock cmpxchg %edi,(%rcx)
0x7f5632b43ba5:	jne    0x7f5632b43b75
0x7f5632b43ba7:	lea    0x8(%rbp),%rax
0x7f5632b43bab:	lock xadd %edx,(%rax)
0x7f5632b43baf:	mov    0x8(%rcx),%rsi
0x7f5632b43bb3:	movl   $0x0,(%rcx)
0x7f5632b43bb9:	lea    0x4(%rbp),%rax
0x7f5632b43bbd:	mov    $0xffffffff,%edx
0x7f5632b43bc2:	lock xadd %edx,(%rax)
0x7f5632b43bc6:	jmp    0x7f5632b43bca
0x7f5632b43bc8:	xor    %esi,%esi
0x7f5632b43bca:	add    $0x8,%rsp
0x7f5632b43bce:	mov    %rsi,%rax
0x7f5632b43bd1:	pop    %rbx
0x7f5632b43bd2:	pop    %rbp
0x7f5632b43bd3:	pop    %r12