0xb70c584d:	lock cmpxchg %esi,(%edx)
0xb70c5851:	jne    0xb70c5828
0xb70c5853:	mov    0x8(%ebp),%eax
0xb70c5856:	add    $0xc,%eax
0xb70c5859:	lock addl $0x1,(%eax)
0xb70c585d:	mov    0xc(%ebp),%eax
0xb70c5860:	movl   $0x1,(%edx)
0xb70c5866:	mov    %eax,0x4(%edx)
0xb70c5869:	mov    0x8(%ebp),%eax
0xb70c586c:	add    $0x4,%eax
0xb70c586f:	lock addl $0x1,(%eax)
0xb70c5873:	xor    %eax,%eax
0xb70c5875:	add    $0x3c,%esp
0xb70c5878:	pop    %ebx
0xb70c5879:	pop    %esi
0xb70c587a:	pop    %edi