Finished ALU

Makefile

@@ -1,7 +1,7 @@
 CHDL	=	ghdl
 FLAGS	=	--std=08
 STOP	=	60000ns
-PARTS	=	alu
+PARTS	=	alu stack
 
 all: $(PARTS)
 
@@ -15,4 +15,4 @@ clean:
 	find . -name '*.cf' -exec rm -r {} \;
 	find . -name '*.ghw' -exec rm -r {} \;
 	find . -name '*.entity' -exec rm -r {} \;
-	find . -name $(PARTS)_tb -exec rm -r {} \;
+	find . -name '*_tb' -exec rm -r {} \;