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X86 Assembly 2048.asm
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X86 Assembly 2048.asm
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.MODEL SMALL
.STACK 100H
NEW_LINE MACRO
MOV AH, 2
MOV DL, 0DH
INT 21H
MOV DL, 0AH
INT 21H
ENDM
CLRSCR MACRO
MOV AH, 6
XOR AL, AL
XOR CX, CX
MOV DX, 184FH
MOV BH, 7
INT 10H
ENDM
MOVCURSOR_R MACRO
MOV AH, 3
XOR BH, BH
INT 10H
MOV AH, 2
INC DL
INT 10H
ENDM
MOVCURSOR_L MACRO
MOV AH, 3
XOR BH, BH
INT 10H
MOV AH, 2
DEC DL
INT 10H
ENDM
SETCURSOR MACRO R, C
MOV AH, 2
XOR BH, BH
MOV DH, R
MOV DL, C
INT 10H
ENDM
NUMS MACRO LP1, LP2, LP3, LP4, CNT, OUTS, VAL
CMP CHOISE, 1
JE NUMBERS
ALPHABETS:
MOV AL, VAL
MOV AH, 9
XOR BH, BH
MOV CX, 1
MOV BL, 34H
INT 10H
JMP OUTS
NUMBERS:
MOV CX, 4
MOV DL, VAL
CMP DL, 0
JE LP4:
MOV AX, 1
MOV CX, 0
MOV CL, DL
SUB CL, 'A'
ADD CL, 1
SAL AX, CL
MOV LEN, 0
MOV BL, 10
LP1:
DIV BL
MOV CX, 0
MOV CL, AH
ADD CL, 48
PUSH CX
ADD LEN, 1
MOV AH, 0
CMP AL, 0
JNE LP1
MOV AL, 4
SUB AL, LEN
CMP AL, 0
JE CNT
MOV CX, 0
MOV CL, AL
MOV AH, 2
MOV DL, ' '
LP2:
INT 21H
LOOP LP2
CNT:
LP3:
SUB LEN, 1
POP AX
MOV AH, 9
XOR BH, BH
MOV CX, 1
MOV BL, 34H
INT 10H
MOVCURSOR_R
CMP LEN, 0
JNE LP3
MOV DL, ' '
INT 21H
JMP OUTS
MOV CX, 4
LP4:
MOV AH, 2
MOV DL, ' '
INT 21H
LOOP LP4
INT 21H
OUTS:
ENDM
MACRO C_SCORE
MOV AX, SCORE
MOV DX, 0
MOV BX, 10
MOV LEN, 0
L1:
MOV DX, 0
DIV BX
PUSH DX
ADD LEN, 1
CMP AX, 0
JNE L1
SETCURSOR 23, 25
MOV AH, 9
LEA DX, STR7
INT 21H
L2:
POP DX
ADD DL, 48
SUB LEN, 1
MOV AH, 2
INT 21H
CMP LEN, 0
JNE L2
ENDM
MACRO UNDERLINE
MOV LEN, 10
UND:
SUB LEN, 1
MOV AH, 2
MOV DL, '_'
INT 21H
CMP LEN, 0
JNE UND
ENDM
MACRO UNUNDERLINE UNUND
MOV LEN, 10
UNUND:
SUB LEN, 1
MOV AH, 2
MOV DL, ' '
INT 21H
CMP LEN, 0
JNE UNUND
ENDM
MACRO COOL G1, G2, G3, E1, STR
LEA SI, STR
G1:
MOV DL, [SI]
CMP DL, '$'
JE E1
MOV TMP1,DL
MOV TMP2, DL
MOV LEN, 12
MOV DL, TMP1
G2:
DEC LEN
INC TMP1
MOV AL, TMP1
MOV CX, 1
MOV AH, 9H
INT 10H
MOV CX, 30000
G3:
LOOP G3
CMP LEN, 0
JNE G2
MOV AL, TMP2
MOV CX, 1
MOV AH, 9H
INT 10H
MOVCURSOR_R
INC SI
JMP G1
E1:
ENDM
.DATA
ARR DB 17 DUP(0)
BEG DB 0
SCORE DW 0
TSC DW 1
CALC DB 0
USERIN DB ?
CSR DB 0 ;CURSOR ROW POSITION
CSC DB 0 ;CURSOR COLUMN POSITION
LEN DB 0
TMP DW ?
TMP1 DB ?
TMP2 DB ?
TMP3 DB ?
FLAG DB 'A'
FLAG2 DB 0
DONE DB 0
CHOISE DB 0 ;FOR GAME MODE
MODE DB 0
STR1 DB "YOU LOSE...$"
STR2 DB "YOU ARE A WINNER!$"
STR3 DB "L = LEFT, R = RIGHT, U = UP, D = DOWN"
STR4 DB "2048 GAME $"
STR5 DB "GAME ENDED... PRESS Esc$"
STR6 DB "PRESS Esc FOR MENU$"
STR7 DB "SCORE: $"
STR8 DB "** 2048 **$"
STR9 DB "1. ADVANCED MODE$"
STR10 DB "2. KID MODE$"
STR11 DB "EXIT$"
STRZ DB 2 DUP("$")
.CODE
MAIN PROC
MOV AX, @DATA
MOV DS, AX
SETWINDOW: ;SET WINDOW SIZE TO 40*25
MOV AH, 0
MOV AL, 1
INT 10H
INITIALIZE: ;PRINT HOME PAGE
MOV SCORE, 0
MOV AH, 9
MOV AL, ' '
XOR BH, BH ;SET TEXT COLOUR FOR STR8
MOV BL, 10
MOV CX, 200
INT 10H
SETCURSOR 4, 14
COOL PP1, PP2, PP3, PP4, STR8
SETCURSOR 8, 10
MOV AH, 9
MOV AL, ' '
XOR BH, BH ;SET TEXT COLOUR FOR STR9 AND STR10
MOV BL, 15
MOV CX, 251
INT 10H
MOV AH, 9
LEA DX, STR9
INT 21H
SETCURSOR 12, 10
MOV AH, 9
LEA DX, STR10
INT 21H
SETCURSOR 16, 10
MOV AH,9
MOV AL, ' '
XOR BH, BH
MOV BL, 12
MOV CX, 100 ;SET TEXT COLOUR FOR STR11
INT 10H
MOV AH, 9
LEA DX, STR11
INT 21H
MOV CSR, 9
SETCURSOR CSR, 10
MOV CHOISE, 1
MENU: ;CREATE THE MENU
SETCURSOR CSR, 10
UNDERLINE ;UNDERLINE CURRENT SELECTION
MOV AH, 0
INT 16H
CMP AH, 50H ;DOWN
JE LOWER
CMP AH, 48H ;UP
JE UPPER
CMP AH, 1CH
JE BACKGROUND
JMP MENU
LOWER: ;MOVES UNDERLINE LOWER IF POSSIBLE
CMP CSR, 17
JE MENU
SETCURSOR CSR, 10
UNUNDERLINE T1
ADD CSR, 4
ADD CHOISE, 1 ;DETERMINES THE SELECTION
SETCURSOR CSR, 10
JMP MENU
UPPER: ;MOVES UNDRLINE UPPER IF POSSIBLE
CMP CSR, 9
JE MENU
SETCURSOR CSR, 10
UNUNDERLINE T2
SUB CSR, 4
SUB CHOISE, 1 ;DETERMINES THE SELECTION
SETCURSOR CSR, 10
JMP MENU
BACKGROUND: ;SET BACKGROUND
CMP CHOISE, 3
JE EXIT
MOV AH, 6
MOV CX, 0
MOV DH, 24
MOV DL, 39
MOV BH, 30H
MOV AL, 0
INT 10H
LEA SI, ARR
MOV CX, 17
SET_0: ;RESET ARRAY TO ZERO
MOV [SI], 0
INC SI
LOOP SET_0
BEGIN: ;GAME BEGINS
MOV AH, 2CH ;GET THE TIME
INT 21H
RANDOMIZE: ;SELECTS RANDOM POSITION AND VALUE
MOV AX, 0
MOV AL, DL ;AX HAS MILISECONDS
MOV DL, 16
DIV DL ;THIS CUASES REMAINDER TO BE WITHIN 0 OT 15
MOV BEG, AH ;BEG HAS THE REMAINDER
SHR AH, 1 ;IF REMAINDER IS ODD 2 WILL APPEAR ELSE 4 WILL APPEAR
JC FOUR
MOV FLAG, 'A'
JMP SEARCHING
FOUR:
MOV FLAG, 'B'
SEARCHING: ;SEARCHING FOR EMPTY POSITION
LEA SI, ARR ;STARTING FROM THE POSITION
MOV AX, 0 ;REPRESENTED BY BEG
MOV AL, BEG
ADD AX, 1 ;ADDING 1 SO POSITION WILL BE IN 1 TO 16
ADD SI, AX
MOV CX, 16
ROUND:
CMP [SI], 0
JE PLACEVAL
CMP SI, 16
JNE NORESET
RESET:
LEA SI, ARR
INC SI
JMP LAST
NORESET:
INC SI
LAST:
LOOP ROUND
JMP NEXT
PLACEVAL: ;PLACES VALUE IN [SI]
MOV DL, FLAG
MOV [SI], DL
JMP NEXT
NEXT:
GRID: ;PRINTS THE GRID
MOV TMP1, 5
MOV CSR, 0
GROW:
SUB TMP1, 1
SETCURSOR CSR, 0
MOV CX, 39
GCOL:
MOV AH, 2
MOV DL, 220;;
INT 21H
LOOP GCOL
ADD CSR, 5
CMP TMP1, 0
JNE GROW
MOV TMP1, 5
MOV CSC, 1
GCOL2:
SUB TMP1, 1
MOV CSR, 0
SETCURSOR CSR, CSC
MOV CX, 22
GROW2:
MOV AH, 2
MOV DL, 221;;
INT 21H
ADD CSR, 1
SETCURSOR CSR, CSC
LOOP GROW2
ADD CSC, 9
CMP TMP1, 0
JNE GCOL2
PRINT: ;PRINTS THE NUMBERS IN THE GRID
LEA SI, ARR
INC SI
MOV TMP2, 4
MOV AH, 2
MOV TMP1, 0
MOV FLAG, 0
MOV CSR, 3
ROWP:
SUB TMP2, 1
MOV TMP3, 4
MOV CSC, 4
COLUMN:
SUB TMP3, 1
MOV DL, [SI]
MOV DONE, DL
CMP DL, 0
JNE CONT1
MOV FLAG, 1 ;CHECKS FOR EMPTY POSITION
CONT1:
CMP DL, 'K' ;WINNING CONDITION
JNE CONT2
MOV TMP1, 'K'
CONT2:
SETCURSOR CSR, CSC
NUMS P1, P2, P3, P4, C1, O2, DONE
INC SI
ADD CSC, 9
CMP TMP3, 0
JNE COLUMN
NEW_LINE
ADD CSR, 5
CMP TMP2, 0
JNE ROWP
NEW_LINE
C_SCORE ;PRINT SCORE
CMP TMP1, 'K' ;CHECKS WINNING CONDITION
JE WIN
MOV AH, FLAG ;CHECKS LOSING CONDITION
CMP AH, 1
JNE LOSE
INPUT: ;TAKES USER INPUT
SETCURSOR 23, 0
MOV DONE, 0
MOV AH, 0
INT 16H
MOV USERIN, AH
CMP USERIN, 4BH ;LEFT
JNE NEXT1
LEFT:
MOV CX, 4
MOV BX, 1
ROWSL:
LEA SI, ARR
ADD SI, BX
ADD BX, 4
MOV DI, SI
INC DI
MOV DL, 3
WHILEL:
MOV AL, [SI]
MOV AH, [DI]
CMP SI, DI
JE NOWORKL
CMP AH, 0
JNE WORKL
NOWORKL:
INC DI
DEC DL
JMP END_WORKL
WORKL:
CMP AL, 0
JE REPLACEL
NOREPLACEL:
CMP AL, AH
JE MERGEL
NOMERGEL:
INC SI
JMP END_WORKL
MERGEL:
MOV DONE, 1
MOV TMP1, AL
MOV TSC, 1
MOV CALC, AL
SUB CALC, 'A'
ADD CALC, 1
SHIFTL:
DEC CALC
SHL TSC, 1
CMP CALC, 0
JNE SHIFTL
MOV AX, TSC
ADD SCORE, AX
ADD SCORE, AX
MOV AL, TMP1
INC AL
MOV [SI], AL
MOV [DI], 0
INC SI
INC DI
DEC DL
JMP END_WORKL
REPLACEL:
MOV DONE, 1
MOV [SI], AH
MOV [DI], 0
END_WORKL:
CMP DL, 0
JE END_WHILEL
JMP WHILEL ;LOOP
END_WHILEL:
LOOP ROWSL
CMP DONE, 0
JE PRINT
JMP BEGIN
NEXT1:
CMP USERIN, 4DH ;RIGHT
JNE NEXT2
RIGHT:
MOV CX, 4
MOV BX, 4
ROWSR:
LEA SI, ARR
ADD SI, BX
ADD BX, 4
MOV DI, SI
DEC DI
MOV DL, 3
WHILER:
MOV AL, [SI]
MOV AH, [DI]
CMP SI, DI
JE NOWORKR
CMP AH, 0
JNE WORKR
NOWORKR:
DEC DI
DEC DL
JMP END_WORKR
WORKR:
CMP AL, 0
JE REPLACER
NOREPLACER:
CMP AL, AH
JE MERGER
NOMERGER:
DEC SI
JMP END_WORKR
MERGER:
MOV DONE, 1
MOV TMP1, AL
MOV TSC, 1
MOV CALC, AL
SUB CALC, 'A'
ADD CALC, 1
SHIFTR:
DEC CALC
SHL TSC, 1
CMP CALC, 0
JNE SHIFTR
MOV AX, TSC
ADD SCORE, AX
ADD SCORE, AX
MOV AL, TMP1
INC AL
MOV [SI], AL
MOV [DI], 0
DEC SI
DEC DI
DEC DL
JMP END_WORKR
REPLACER:
MOV DONE, 1
MOV [SI], AH
MOV [DI], 0
END_WORKR:
CMP DL, 0
JE END_WHILER
JMP WHILER
END_WHILER:
LOOP ROWSR
CMP DONE, 0
JE PRINT
JMP BEGIN
NEXT2:
CMP USERIN, 48H ;UP
JNE NEXT3
UP:
MOV CX, 4
MOV BX, 1
ROWSU:
LEA SI, ARR
ADD SI, BX
ADD BX, 1
MOV DI, SI
ADD DI, 4
MOV DL, 3
WHILEU:
MOV AL, [SI]
MOV AH, [DI]
CMP SI, DI
JE NOWORKU
CMP AH, 0
JNE WORKU
NOWORKU:
ADD DI, 4
DEC DL
JMP END_WORKU
WORKU:
CMP AL, 0
JE REPLACEU
NOREPLACEU:
CMP AL, AH
JE MERGEU
NOMERGEU:
ADD SI, 4
JMP END_WORKU
MERGEU:
MOV DONE, 1
MOV TMP1, AL
MOV TSC, 1
MOV CALC, AL
SUB CALC, 'A'
ADD CALC, 1
SHIFTU:
DEC CALC
SHL TSC, 1
CMP CALC, 0
JNE SHIFTU
MOV AX, TSC
ADD SCORE, AX
ADD SCORE, AX
MOV AL, TMP1
INC AL
MOV [SI], AL
MOV [DI], 0
ADD SI, 4
ADD DI, 4
DEC DL
JMP END_WORKU
REPLACEU:
MOV DONE, 1
MOV [SI], AH
MOV [DI], 0
END_WORKU:
CMP DL, 0
JE END_WHILEU
JMP WHILEU
END_WHILEU:
LOOP ROWSU
CMP DONE, 0
JE PRINT
JMP BEGIN
NEXT3:
CMP USERIN, 50H ;DOWN
JNE NEXT4
DOWN:
MOV CX, 4
MOV BX, 13
ROWSD:
LEA SI, ARR
ADD SI, BX
ADD BX, 1
MOV DI, SI
SUB DI, 4
MOV DL, 3
WHILED:
MOV AL, [SI]
MOV AH, [DI]
CMP SI, DI
JE NOWORKD
CMP AH, 0
JNE WORKD
NOWORKD:
SUB DI, 4
DEC DL
JMP END_WORKD
WORKD:
CMP AL, 0
JE REPLACED
NOREPLACED:
CMP AL, AH
JE MERGED
NOMERGED:
SUB SI, 4
JMP END_WORKD
MERGED:
MOV DONE, 1
MOV TMP1, AL
MOV TSC, 1
MOV CALC, AL
SUB CALC, 'A'
ADD CALC, 1
SHIFTD:
DEC CALC
SHL TSC, 1
CMP CALC, 0
JNE SHIFTD
MOV AX, TSC
ADD SCORE, AX
ADD SCORE, AX
MOV AL, TMP1
INC AL
MOV [SI], AL
MOV [DI], 0
SUB SI, 4
SUB DI, 4
DEC DL
JMP END_WORKD
REPLACED:
MOV DONE, 1
MOV [SI], AH
MOV [DI], 0
END_WORKD:
CMP DL, 0
JE END_WHILED
JMP WHILED
END_WHILED:
LOOP ROWSD
CMP DONE, 0
JE PRINT
JMP BEGIN
NEXT4: ;USER DOESN'T WANT TO PLAY :(
CMP USERIN, 01H
JNE NEXT5
CLRSCR
JMP INITIALIZE
NEXT5: ;INVALID INPUT
JMP INPUT
LOSE:
SETCURSOR 10, 8
COOL Z1, Z2, Z3, Z4, STR5
MOV AH, 0
INT 16H
CMP AH, 01H
JNE LOSE
CLRSCR
LOSE1:
MOV BX, 6
MOV CSR, 10
MOV CSC, 14
SETCURSOR CSR, CSC
COOL Q1, Q2, Q3, Q4, STR1
MOV AH, 0
INT 16H
CMP AH, 01H
JNE LOSE1
CLRSCR
JMP INITIALIZE
WIN:
SETCURSOR 10, 8
COOL Y1, Y2, Y3, Y4, STR5
MOV AH, 0
INT 16H
CMP AH, 01H
JNE WIN
CLRSCR
WIN1:
LEA DI, STR2
MOV BX, 5
MOV CSR, 5
MOV CSC, 10
SETCURSOR CSR, CSC
MSG1:
CMP [DI], '$'
JE END_MSG1
MOV AL, [DI]
LEA SI, STRZ
MOV [SI], AL
COOL X1, X2, X3, X4, STRZ
INC BX
INC DI
CMP BX, 16
JNE MSG1
MOV BX, 10
JMP MSG1
END_MSG1:
MOV AH, 0
INT 16H
CMP AH, 01H
JNE WIN1
CLRSCR
JMP INITIALIZE
EXIT:
CLRSCR
MOV AH,4CH
INT 21H
MAIN ENDP
END MAIN