diff --git a/build.sh b/build.sh
index de48653..e0af39d 100755
--- a/build.sh
+++ b/build.sh
@@ -2,8 +2,9 @@
 
 RELEASE_FLAGS="-Os -DNDEBUG -g0 -s"
 DEBUG_FLAGS="-std=c89 -D_POSIX_C_SOURCE=199309L -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined"
-EMU_INC="src/uxn.c src/devices/system.c src/devices/console.c src/devices/screen.c src/devices/controller.c src/devices/mouse.c src/devices/file.c src/devices/datetime.c src/uxn11.c -o bin/uxn11 -lX11"
-CLI_INC="src/uxn.c src/devices/system.c src/devices/console.c src/devices/file.c src/devices/datetime.c src/uxncli.c -o bin/uxncli"
+CORE_DEVICES="src/uxn.c src/devices/system.c src/devices/console.c src/devices/file.c src/devices/datetime.c"
+EMU_INC="${CORE_DEVICES} src/devices/screen.c src/devices/controller.c src/devices/mouse.c src/uxn11.c -o bin/uxn11 -lX11"
+CLI_INC="${CORE_DEVICES} src/uxncli.c -o bin/uxncli"
 
 # find X11 libs on various systems
 if [ -e /usr/X11R6 ]; then
@@ -12,31 +13,20 @@ if [ -e /usr/X11R6 ]; then
 	DEBUG_FLAGS="-L/usr/X11R6/lib/ -I/usr/X11R6/include/ $DEBUG_FLAGS"
 fi
 
-
 if [ "${1}" = '--format' ];
 then
-	echo "Formatting.."
 	clang-format -i src/uxn11.c
 	clang-format -i src/uxnasm.c
 	clang-format -i src/uxncli.c
 	clang-format -i src/devices/*
 fi
 
-echo "Cleaning.."
 rm -f bin/*
 mkdir -p bin
 
-echo "Building.."
-cc -DNDEBUG -Os -g0 -s src/uxnasm.c -o bin/uxnasm
-if [ "${1}" = '--install' ];
-then
-	echo "Installing.."
-	gcc ${C_FLAGS} ${LD_FLAGS} ${RELEASE_FLAGS} ${EMU_INC}
-	gcc ${C_FLAGS} ${LD_FLAGS} ${RELEASE_FLAGS} ${CLI_INC}
-	cp bin/uxnasm ~/bin
-	cp bin/uxncli ~/bin
-	cp bin/uxn11 ~/bin
-elif [ "${1}" = '--release' ];
+cc ${RELEASE_FLAGS} src/uxnasm.c -o bin/uxnasm
+
+if [ "${1}" = '--release' ];
 then
 	gcc ${C_FLAGS} ${LD_FLAGS} ${RELEASE_FLAGS} ${EMU_INC}
 	gcc ${C_FLAGS} ${LD_FLAGS} ${RELEASE_FLAGS} ${CLI_INC}
@@ -45,10 +35,6 @@ else
 	gcc ${C_FLAGS} ${LD_FLAGS} ${DEBUG_FLAGS} ${CLI_INC} 
 fi
 
-echo "Assembling.."
 bin/uxnasm etc/polycat.tal bin/polycat.rom
-
-echo "Running.."
 bin/uxn11 bin/polycat.rom
 
-echo "Done."
diff --git a/src/uxnasm.c b/src/uxnasm.c
index 644b67d..4df21ae 100644
--- a/src/uxnasm.c
+++ b/src/uxnasm.c
@@ -39,7 +39,7 @@ typedef struct {
 	Uint16 llen, mlen, rlen;
 	Label labels[0x400];
 	Macro macros[0x100];
-	Reference refs[0x400];
+	Reference refs[0x800];
 	char scope[0x40];
 } Program;
 
@@ -179,7 +179,7 @@ makereference(char *scope, char *label, char rune, Uint16 addr)
 {
 	char subw[0x40], parent[0x40];
 	Reference *r;
-	if(p.rlen == 0x1000)
+	if(p.rlen >= 0x800)
 		return error("References limit exceeded", label);
 	r = &p.refs[p.rlen++];
 	if(label[0] == '&') {
@@ -253,6 +253,7 @@ parse(char *w, FILE *f)
 {
 	int i;
 	char word[0x40], subw[0x40], c;
+	Label *l;
 	Macro *m;
 	if(slen(w) >= 63)
 		return error("Invalid token", w);
@@ -278,14 +279,30 @@ parse(char *w, FILE *f)
 			return error("Invalid macro", w);
 		break;
 	case '|': /* pad-absolute */
-		if(!sihx(w + 1))
-			return error("Invalid padding", w);
-		p.ptr = shex(w + 1);
+		if(sihx(w + 1))
+			p.ptr = shex(w + 1);
+		else if(w[1] == '&') {
+			if(!sublabel(subw, p.scope, w + 2) || !(l = findlabel(subw)))
+				return error("Invalid sublabel", w);
+			p.ptr = l->addr;
+		} else {
+			if(!(l = findlabel(w + 1)))
+				return error("Invalid label", w);
+			p.ptr = l->addr;
+		}
 		break;
 	case '$': /* pad-relative */
-		if(!sihx(w + 1))
-			return error("Invalid padding", w);
-		p.ptr += shex(w + 1);
+		if(sihx(w + 1))
+			p.ptr += shex(w + 1);
+		else if(w[1] == '&') {
+			if(!sublabel(subw, p.scope, w + 2) || !(l = findlabel(subw)))
+				return error("Invalid sublabel", w);
+			p.ptr += l->addr;
+		} else {
+			if(!(l = findlabel(w + 1)))
+				return error("Invalid label", w);
+			p.ptr += l->addr;
+		}
 		break;
 	case '@': /* label */
 		if(!makelabel(w + 1))