source: trunk/minix/lib/i386/em/em_dup.s@ 10

.sect .text; .sect .rom; .sect .data; .sect .bss
.define .dup

        ! #bytes in ecx
        .sect .text
.dup:
        pop     ebx             ! return address
        mov     eax,esi
        mov     edx,edi
        mov     esi,esp
        sub     esp,ecx
        mov     edi,esp
        sar     ecx,2
        rep movs
        mov     esi,eax
        mov     edi,edx
        jmp     ebx