; source IL file
; these are comments
; line 2 comment
; line 3 comment


%output basic     ; create a c-64 program with basic SYS call to launch it
%zp   restore ,  clobber   ; clobber over the zp memory normally used by basic/kernel rom, frees up more zp


~ main
{
        ; this is the main block with the start routine.

	memory screen = $d021
	memory border = $d020
	memory cursor = 646
	const cyan = 3
	const .word redw = $2002
	var 			uninitbyte1
	var .byte		uninitbyte2
	var .word		uninitword1
	var .byte		initbyte33     = 33
	var .word		initword9876   = $9876
	var .array(10)		bytes2   = $44
	var .wordarray(10)	words2   = $bbcc


start:   ;foo
	X = 55
	Y = $77
	Y = X
	Y = X
	X = 66
	screen = 0
	screen = border =  cursor = X = Y = A = X = Y = A = border = cursor = border = cursor = 66  ; multi-assign!
	border = false
	border = true
	border = 0
	border = 0
	[$d020] = 0
	screen = X
	cursor = Y
	[646] = Y
	uninitbyte1 = 123
	uninitword1 = 12345
	uninitword1 = A
	initbyte33 = 133
	initword9876 = 9999
	initword9876 = 1
	initword9876 = Y

	initbyte33 ++
	initword9876 ++

	Y = 0
	Y = 1
	Y = 2
	Y = true
	Y = false
	A = Y = X = 0		; multi assign!

	; [646,Y] = [$d020,X]


_loop:   block2.zpw1 ++
        A ++
	X ++
	Y ++
	[$d020] ++
	A --
	X --
	Y--
	[$d020]--
	block2.zpw2 = 99
	fidget.subroutine()
	goto _loop
	return 155,2,%00000101	; will end up in A, X, Y
}



~ block2 {

        return

sub  memsub () -> ()  = $fff2

sub  customsub (Y)->()  {

        %asm {
                nop
                nop
                lda #99
                nop
                nop
            }

        A=2
        X=33
        return fidget.subroutine()

}


somelabel1222:

        customsub(2)
	return

	var zp1
	var zp2
	var .word zpw1
	var .word zpw2
	var .array(100)  some_array1    = $aa  ; initialized with $aa bytes
	const white  = 1
	const red = 2
	const .word border2 = $d020
	const .word screen2 = $d021
}

~ block3 {
somelabel1:
	%asm {
		nop
		nop
		nop
	}

        goto somelabel1
        goto block2.somelabel1222
	A=X=Y=A=X=Y=A=X=Y=99
	[$d020]=[$d021]=[$d020]=[$d021]=55

	A=1
	X=1
	[$d020]=1
	[$aa]=1
	[$bb]=1
	Y=1
	X=1
	A=1
	[$d021]=1
	A=2
	[$cc]=1
	[$cd]=1
	[$ce]=1
	[$cf]=1
	[$cf00]=1
	[$cf01]=2
	[$cf02]=1
	Y=2
	A=2
	X=1

	return
}

; comments before block 4

~ block4 {
	A=1
	A=2
	A=3
	A=4
	A=5
	X=8
	X=9
	Y=10
	[$cc]=1
	[$cc]=2
	[$cc]=3
	[$cc]=4
	[$dd]=A
	[$dd]=X
	[$dd]=Y
	return
}


~  fidget $0c00
{

subroutine:

; subroutine (A, X, Y)
	;[border2] = red
	;[screen2] = white
	return $99

}


; comment at end
; another one