proc int32_ToStr
        ; EAX = value
        ; EDI = buffer
        ; ESI = Length used
        xor     esi,esi
        mov     ecx,10
    .stack_dec:
        inc     esi        ; Increment counter
        xor     edx,edx    ; Zero edx
        div     ecx        ; Divide EAX by ECX, remainder stored in EDX
        add     edx,'0'    ; Turn EDX into ascii char
        push    edx        ; Push character
        test    eax,eax    ; Is EAX 0?
        jz      .purge_dec ; Yes. Jmp to end
        jmp     .stack_dec
    .purge_dec:
        mov     ebx,esi
     @@:
        pop     dword [edi]
        inc     edi
        dec     ebx
        test    ebx,ebx
        jnz     @b
        ret
  endp