Files
nand2tetris/projects/11/Square/Square.vm
2021-04-21 17:01:42 +03:00

311 lines
3.8 KiB
Plaintext

function Square.new 0
push constant 3
call Memory.alloc 1
pop pointer 0
push argument 0
pop this 0
push argument 1
pop this 1
push argument 2
pop this 2
push pointer 0
call Square.draw 1
pop temp 0
push pointer 0
return
function Square.dispose 0
push argument 0
pop pointer 0
push pointer 0
call Memory.deAlloc 1
pop temp 0
push constant 0
return
function Square.draw 0
push argument 0
pop pointer 0
push constant 0
not
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
push constant 0
return
function Square.erase 0
push argument 0
pop pointer 0
push constant 0
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
push constant 0
return
function Square.incSize 0
push argument 0
pop pointer 0
push this 1
push this 2
add
push constant 254
lt
push this 0
push this 2
add
push constant 510
lt
and
not
if-goto IF10
push pointer 0
call Square.erase 1
pop temp 0
push this 2
push constant 2
add
pop this 2
push pointer 0
call Square.draw 1
pop temp 0
goto IF11
label IF10
label IF11
push constant 0
return
function Square.decSize 0
push argument 0
pop pointer 0
push this 2
push constant 2
gt
not
if-goto IF20
push pointer 0
call Square.erase 1
pop temp 0
push this 2
push constant 2
sub
pop this 2
push pointer 0
call Square.draw 1
pop temp 0
goto IF21
label IF20
label IF21
push constant 0
return
function Square.moveUp 0
push argument 0
pop pointer 0
push this 1
push constant 1
gt
not
if-goto IF30
push constant 0
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 2
add
push constant 1
sub
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
push this 1
push constant 2
sub
pop this 1
push constant 0
not
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push this 2
add
push this 1
push constant 1
add
call Screen.drawRectangle 4
pop temp 0
goto IF31
label IF30
label IF31
push constant 0
return
function Square.moveDown 0
push argument 0
pop pointer 0
push this 1
push this 2
add
push constant 254
lt
not
if-goto IF40
push constant 0
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push this 2
add
push this 1
push constant 1
add
call Screen.drawRectangle 4
pop temp 0
push this 1
push constant 2
add
pop this 1
push constant 0
not
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 2
add
push constant 1
sub
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
goto IF41
label IF40
label IF41
push constant 0
return
function Square.moveLeft 0
push argument 0
pop pointer 0
push this 0
push constant 1
gt
not
if-goto IF50
push constant 0
call Screen.setColor 1
pop temp 0
push this 0
push this 2
add
push constant 1
sub
push this 1
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
push this 0
push constant 2
sub
pop this 0
push constant 0
not
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push constant 1
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
goto IF51
label IF50
label IF51
push constant 0
return
function Square.moveRight 0
push argument 0
pop pointer 0
push this 0
push this 2
add
push constant 510
lt
not
if-goto IF60
push constant 0
call Screen.setColor 1
pop temp 0
push this 0
push this 1
push this 0
push constant 1
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
push this 0
push constant 2
add
pop this 0
push constant 0
not
call Screen.setColor 1
pop temp 0
push this 0
push this 2
add
push constant 1
sub
push this 1
push this 0
push this 2
add
push this 1
push this 2
add
call Screen.drawRectangle 4
pop temp 0
goto IF61
label IF60
label IF61
push constant 0
return