Avg asm

.686
.model flat
public _avg
.data
.code
_avg PROC
    push ebp
    mov ebp, esp
    push esi
    push edi
    push ebx

    mov esi, [ebp + 8] ; n
    mov edi, [ebp + 12] ; tab
    mov edx, [ebp + 16] ; waga

    mov ecx, 0

    finit
    fldz
ptl:
    fld dword ptr [edi + ecx * 4] ; tab
    fld dword ptr [edx + ecx * 4] ; waga
    fmulp st(1), st(0)
    faddp st(1), st(0)
    inc ecx
    cmp ecx, esi
    jne ptl

    fild dword ptr [ebp + 8]
    fdivp st(1), st(0)







    pop ebx
    pop edi
    pop esi
    pop ebp
    ret
_avg ENDP
END