.gitignore

@@ -2,7 +2,11 @@
 *.prg
 *.o
 *.lst
-*.lst
 *.note
+host/build/*
 *.lbl
-build/*
+*.bin
+*.labels
+editor/c6le
+editor/source-program_*.c6l
+user-side-compiler/c6lc

host/Makefile

@@ -0,0 +1,20 @@
+BINARY := host.prg
+
+BUILD_DIR := ./build
+SRC_DIR := ./src
+
+SRCS := $(shell find $(SRC_DIR) -name '*.s' -or -name '*.inc')
+TOPLEVEL := source.s
+
+CL := cl65
+
+CLFLAGS := -u __EXEHDR__ -t c64 -C c64-asm.cfg -l $(BUILD_DIR)/host.lst -Ln $(BUILD_DIR)/host.lbl
+
+$(BUILD_DIR)/$(BINARY): $(SRCS)
+	mkdir -p $(BUILD_DIR)
+	$(CL) -o $@ $(CLFLAGS) $(SRC_DIR)/$(TOPLEVEL)
+
+all: $(BUILD_DIR)/$(BINARY)
+
+preview: userprog.bin $(SRCS)
+	$(CL) -o $@ -D EMULATOR_PREVIEW $(CLFLAGS) $(SRC_DIR)/$(TOPLEVEL)

host/run.sh

@@ -1,5 +1,5 @@
 # !/bin/bash
 killall x64sc
 
-./build.sh \
+make \
 && nohup flatpak run net.sf.VICE -windowypos 0 -windowxpos 960 -windowwidth 945 -windowheight 720 -moncommands program.lbl build/file.prg  </dev/null &>/dev/null &

host/run_retro_debugger.sh

@@ -1,4 +1,4 @@
 # !/bin/bash
-./build.sh &&
+make &&
 ./retrodebugger_label_build_tool/rdb_build_label.sh \
 && nohup retrodebugger -b retrodebugger_label_build_tool/new.labels.labels -c64 ./build/file.prg </dev/null &>/dev/null &

host/src/END.s

@@ -0,0 +1,2 @@
+;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
+END_OF_PROGRAM:

host/src/loader.s

@@ -20,46 +20,46 @@
 
 ;; More documentation on the Joystick port can be found here: https://www.c64-wiki.com/wiki/Joystick
 
-
 	progdest	=	$fe
 	CLKMASK		=	%00000010
 	CTRL1		=	$DC01
 
-	.org $80d
-coldstart: ;; Draw an at sign on screen to show that program has loaded
-	lda #$0
-	sta $400
+setup_loader:
+	;; Bank out character ROM, I/O in
+	lda #%00000100
+	ora $01
+	sta $01
+
+	lda #$00
 	sta progdest
 	lda #$c0
 	sta progdest+1
-waitstart: ;; Wait until joystick 2 has been pulled down to start the program
-	lda $dc00
-	and #$02
-	bne waitstart
-
-	;; Change border colour for debugging
-	lda #$03
-	sta $d020
-teststart:
-	jsr check_for_load_start ; Check if start_bit is correct
-	bcs @error   ; The routine sets carry in the event of an error
-	beq teststart
-@doneforever:
-	jmp $c000   ; starts the program?
-@error:
-	lda #1
 	rts
 
-check_for_load_start:
+maybe_download_userprog:
+	;; Bank out character ROM, I/O in
+	lda #%00000100
+	ora $01
+	sta $01
+
 	lda #CLKMASK
 	bit CTRL1
-	bne start
+	bne download_userprog
+
 	lda #$00
 	rts
-start:
+
+download_userprog:
+.scope userprog_downloader
 	sei
+
+	lda #$00
+	sta progdest
+	lda #$c0
+	sta progdest+1
+
 	;; change border color for debugging purposes
-	ldx #$02
+	ldx #$02		; X needed for more than that debug color
 	stx $d020
 	ldy #$00
 	jmp new_byte
@@ -70,6 +70,9 @@ wait_for_bit_start:
 	bit CTRL1
 	beq @loop
 
+	lda #$06
+	sta $d020
+
 	lda #CLKMASK
 	bit CTRL1
 	beq error
@@ -122,7 +125,7 @@ wait_for_bit_end:
 	bit CTRL1
 	bne @loop
 	;; Debug show the clock is low
-	lda #$00
+	lda #$02
 	sta $d020
 
 	jmp wait_for_bit_start
@@ -137,9 +140,11 @@ error:
 	;; TODO
 	cli
 	sec
+	jmp $c000
 	rts
 
 BYTE		= $400
 LEN		= $402
 stop:		.word $0000
 loaded:		.byte 0
+.endscope

host/src/mainloop.s

@@ -0,0 +1,58 @@
+;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
+.scope mainsetup
+;; 	USERPROG	=	$C000
+;; 	.repeat 4, I
+;; 	ldy #$00
+;; :
+;; 	lda batch_userprog+(I*256),Y
+;; 	sta USERPROG+(I*256),Y
+;; 	dey
+;; 	bne :-
+;; 	.endrep
+
+@waitstart: ;; Wait until joystick 2 has been pulled down to start the program
+	lda $dc00
+	and #$02
+	bne @waitstart
+
+	jsr setup_loader
+	inc $d020
+@trying:
+	dec $d020
+	jsr maybe_download_userprog
+	beq @trying
+.endscope
+
+.scope mainloop
+ml:
+	USERPROG	=	$C000
+	RASTER		=	$D012
+	;; Currently no code for fetching new programs, since we're testing with
+	;; batch compiled version of the whole to begin with.
+
+	;; Bank in character ROM
+	lda #%11111011
+	and $01
+	sta $01
+
+	;;jsr maybe_download_userprog
+	jsr USERPROG
+
+	;; Bank out character ROM, I/O in
+	lda #%00000100
+	ora $01
+	sta $01
+@framewait:
+	ldy RASTER
+	cpy #$66
+	beq @framewait
+	inc FRAMECOUNT
+	jmp ml
+.endscope
+
+.proc time			; user-procedure
+	lda FRAMECOUNT
+	rts
+.endproc
+
+FRAMECOUNT:	.byte 0

host/src/source.s

@@ -3,6 +3,7 @@
 
 ;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
 .debuginfo      +       ; Generate debug info
+.org $080D
 ;;Macros
 .include "macros/16aritmatic.s"
 ;;inc files
@@ -11,13 +12,18 @@
 .include "STARTUP.s"
 ;.include "dubbel_buffer/raster_irqs.s"
 
+.include "mainloop.s"
+.ifndef EMULATOR_PREVIEW
+.include "loader.s"
+.endif
+
 ;.include "routines/arithmatic/mult_test.s"
 ;.include "routines/arithmatic/div_test.s"
 ;.include "routines/circle/circle_test.s"
 ;.include "routines/circle/circle_test_size.s"
 ;.include "routines/circle/circle_test_position.s"
 ;.include "routines/line/line_test.s"
-.include "routines/line/line_test_extensive.s"
+;.include "routines/line/line_test_extensive.s"
 ;.include "routines/text/char_draw_test.s"
 ;.include "routines/pixel/pixel_test.s"
 ;.include "routines/memory/memcpy_test.s"
@@ -26,7 +32,7 @@
 ;.include "routines/triangle/triangle_test.s"
 exit:
 JMP exit
-.include "../wip-duuqnd/public.inc"
+.include "public.inc"
 .include "routines/line/line.s"
 .include "routines/circle/circle.s"
 .include "routines/triangle/triangle.s"
@@ -37,4 +43,12 @@ JMP exit
 .include "routines/memory/memcpy.s"
 .include "routines/arithmatic/mult.s"
 .include "routines/arithmatic/div.s"
+
+.include "lookup_tables.s"
+
+.ifdef EMULATOR_PREVIEW
+batch_userprog:
+.incbin "../userprog.bin"
+.endif
+
 .include "END.s"

user-side-compiler/backend/code-generator.lisp

@@ -50,8 +50,8 @@
   ;; TODO: Handle case of too many arguments (? not realistically needed)
   t)
 
-(defparameter +argvec-offset+ #x00)
-(defparameter +varvec-offset+ #x08)
+(defparameter +argvec-offset+ #xF0)
+(defparameter +varvec-offset+ #x20)
 
 (defmacro with-variable-allocations (allocations &body body)
   `(let ((*variable-allocations* (make-hash-table)))

user-side-compiler/populate-asm-functions.lisp

@@ -68,8 +68,8 @@
                          (parse-asm-declaration main-text)
                        (list name address declaration)))))
 
-(defparameter *program-listing-filepath* #P"../../wip-hugo/program.lst")
-(defparameter *program-build-filepath* #P"../../wip-hugo/build.sh")
+(defparameter *program-listing-filepath* #P"../host/build/program.lst")
+(defparameter *program-build-filepath* #P"../host/build.sh")
 
 (defun check-for-asm-build-script ()
   (do ((path *program-build-filepath*))