%include "io.inc"

SECTION .bss
A11 RESD 1
A12 RESD 1
A21 RESD 1
A22 RESD 1
B1 RESD 1
B2 RESD 1
EQ RESD 1
Z1 RESD 1
Z2 RESD 1


SECTION .text
GLOBAL CMAIN
CMAIN:
    GET_UDEC 4, A11
    GET_UDEC 4, A12
    GET_UDEC 4, A21
    GET_UDEC 4, A22
    GET_UDEC 4, B1
    GET_UDEC 4, B2

    ;0 0
    MOV EAX, DWORD[B1]
    OR EAX, DWORD[B2]
    MOV DWORD[Z1], EAX
    MOV DWORD[Z2], EAX

    ;0 1
    MOV EAX, -1
    XOR EAX, DWORD[B1]
    XOR EAX, DWORD[A12]
    MOV EBX, -1
    XOR EBX, DWORD[B2]
    XOR EBX, DWORD[A22]
    AND EAX, EBX
    AND DWORD[Z1], EAX
    XOR EAX, -1
    XOR DWORD[Z2], EBX

    ;1 0
    MOV EAX, -1
    XOR EAX, DWORD[B1]
    XOR EAX, DWORD[A11]
    MOV EBX, -1
    XOR EBX, DWORD[B2]
    XOR EBX, DWORD[A21]
    AND EAX, EBX
    OR DWORD[Z1], EAX
    XOR EAX, -1
    AND DWORD[Z2], EAX

    ;1 1
    MOV EAX, -1
    XOR EAX, DWORD[B1]
    XOR EAX, DWORD[A11]
    XOR EAX, DWORD[A12]
    MOV EBX, -1
    XOR EBX, DWORD[B2]
    XOR EBX, DWORD[A21]
    XOR EBX, DWORD[A22]
    AND EAX, EBX
    XOR DWORD[Z1], EAX
    XOR DWORD[Z2], EAX

    PRINT_UDEC 4, EAX
    NEWLINE
    PRINT_UDEC 4, EAX

    XOR EAX, EAX
    RET