fix rejection of dns responses with pointers past 512 byte offset
[musl] / src / string / i386 / memmove.s
1 .global memmove
2 .type memmove,@function
3 memmove:
4         mov 4(%esp),%eax
5         sub 8(%esp),%eax
6         cmp 12(%esp),%eax
7 .hidden __memcpy_fwd
8         jae __memcpy_fwd
9         push %esi
10         push %edi
11         mov 12(%esp),%edi
12         mov 16(%esp),%esi
13         mov 20(%esp),%ecx
14         lea -1(%edi,%ecx),%edi
15         lea -1(%esi,%ecx),%esi
16         std
17         rep movsb
18         cld
19         lea 1(%edi),%eax
20         pop %edi
21         pop %esi
22         ret