%include "io.inc"

SECTION .data
        X dd 1, 2, 3, 4, 5, 6, 7, 0, 4294967295, 4294967295
        Y dd 0, 0, 0, 0, 0, 0, 3, 4, 2, 10
        sum TIMES 11 dd 0
        multi TIMES 20 dd 0
        size dd 10
        doubleword equ 4
        rem dd 0
        temp dd 0
        mul_rem dd 0

SECTION .text

global CMAIN

overflow_sum:
    mov ebx,[sum+edx]
    add ebx, 1
    jc overflow_sum
    mov [sum + edx], ebx
    jmp continue_sum
overflow_extra:
    mov eax,[sum+esi]
    add eax, 1
    mov [sum + esi], eax
    jmp continue_sum_extra
multi_overflow:
    jmp continue_sum

CMAIN:
    mov ebp, esp; for correct debugging
    mov ecx, [size]
loop_sum:
    dec ecx
    mov eax, ecx
    mov ebx, 4
    mul ebx
    mov edx, eax
    mov eax, [X + edx]
    mov ebx, [Y + edx]
    mov esi, edx
    add eax, ebx
    jc overflow_sum
continue_sum:
    mov ebx, [sum + edx + 4]
    add ebx, eax
    jc overflow_extra
continue_sum_extra:
    mov [sum + edx + 4], ebx
    cmp ecx, 0
    jne loop_sum
    ; =================
    mov eax,0
    ; вывод суммы
    mov ecx, [size]
    inc ecx
    PRINT_STRING 'Сумма: '
loop_sum_out:
    mov ebx, [sum + eax * 4]
    PRINT_UDEC 4, ebx
    PRINT_STRING ' '
    inc eax
    cmp eax, ecx
    jne loop_sum_out
    NEWLINE
_preparations:
    CLC
    mov edi, 40  ; size *4
    mov edx, 0
    mov esi, 0
    CLC
_mult:
    mov ecx, 40 ; size *4
    sub edi, 4
    cmp edi, -4
    mov esi, 1
    je _exit
    jmp _mult_dp
_restore_edi:
    mov edi,[temp]
_mult_dp:
    sub ecx, 4
    cmp ecx, -4
    je _mult
    mov eax, [X + ecx]
    mov ebx, [Y + edi]
    mul ebx
    add [multi + ecx + edi + 4] ,eax
    adc [multi + ecx + edi], edx
    mov [temp],edi
    jc _add1
    jmp _mult_dp
_add1:
    sub edi, 4
    cmp edi, -4
    mov esi, 1
    add [multi+ecx+edi], esi
    jc _add1
    jnc _restore_edi
_exit:
    mov eax, 0
    mov ecx, 20
    PRINT_STRING 'Произведение: '
loop_multi_out:
    mov ebx, [multi + eax*4]
    PRINT_UDEC 4, ebx
    PRINT_STRING ' '
    inc eax
    cmp eax, ecx
    jne loop_multi_out
    mov eax, 0x1        ;Системный вызов - exit
    mov ebx, 0x0        ;Код завершения программы
    ret