| /programs/fs/kfar/trunk/zlib/zutil.asm |
|---|
| 137,14 → 137,23 |
| align 4 |
| proc zmemcpy uses ecx edi esi, dest:dword, source:dword, len:dword |
| mov ecx,[len] |
| cmp ecx,0 |
| jle @f |
| test ecx,ecx |
| jz .end0 |
| mov edi,[dest] |
| mov esi,[source] |
| bt ecx,0 ;кратно 2 ? |
| jnc @f |
| rep movsb |
| jmp .end0 |
| @@: |
| zlib_debug 'zmemcpy size = %d',ecx |
| bt ecx,1 ;кратно 4 ? |
| jnc @f |
| shr ecx,1 |
| rep movsw |
| jmp .end0 |
| @@: |
| shr ecx,2 |
| rep movsd |
| .end0: |
| ret |
| endp |