0xb70dd84d:	lock cmpxchg %esi,(%edx)
0xb70dd851:	jne    0xb70dd828
0xb70dd853:	mov    0x8(%ebp),%eax
0xb70dd856:	add    $0xc,%eax
0xb70dd859:	lock addl $0x1,(%eax)
0xb70dd85d:	mov    0xc(%ebp),%eax
0xb70dd860:	movl   $0x1,(%edx)
0xb70dd866:	mov    %eax,0x4(%edx)
0xb70dd869:	mov    0x8(%ebp),%eax
0xb70dd86c:	add    $0x4,%eax
0xb70dd86f:	lock addl $0x1,(%eax)
0xb70dd873:	xor    %eax,%eax
0xb70dd875:	add    $0x3c,%esp
0xb70dd878:	pop    %ebx
0xb70dd879:	pop    %esi
0xb70dd87a:	pop    %edi