diff --git a/util/ceg/util/.distr b/util/ceg/util/.distr
index f43c5598c..6db0a9477 100644
--- a/util/ceg/util/.distr
+++ b/util/ceg/util/.distr
@@ -1,7 +1,9 @@
-create_ofiles
+Makefile
 install_ceg
-make_as
-make_obj
+make_asobj
+make_back
+make_ce
+make_ceg_as
+make_ceg_obj
 make_own
 update_ceg
-Makefile
diff --git a/util/ceg/util/Makefile b/util/ceg/util/Makefile
index 7c7c906ba..e473f63de 100644
--- a/util/ceg/util/Makefile
+++ b/util/ceg/util/Makefile
@@ -1,7 +1,7 @@
 EM = ../../..
 CEGLIB = $(EM)/lib/ceg
 UTIL = $(CEGLIB)/util
-UtilList = make_as make_obj make_own
+UtilList = make_asobj make_own make_back make_ce make_ceg_as make_ceg_obj
 
 all:
 
diff --git a/util/ceg/util/install_ceg b/util/ceg/util/install_ceg
index ae255bd72..7289c0b87 100644
--- a/util/ceg/util/install_ceg
+++ b/util/ceg/util/install_ceg
@@ -1,16 +1,18 @@
+EMHOME=../../..
 CEG=../../../lib/ceg/util
 
 case $# in
   1) case $1 in
-	-as) cp $CEG/make_as ce_makefile;;
-	-obj) cp $CEG/make_obj ce_makefile;;
+	-as)	MAKE=$CEG/make_asobj;OBJ=as;;
+	-obj)	MAKE=$CEG/make_asobj;OBJ=obj;;
 	   *) echo wrong option $1, use -as or -obj;
      	      exit 1;;
      esac;;
 
-  0) cp $CEG/make_own ce_makefile;;
+  0) MAKE=$CEG/make_own;OBJ=obj ;;
+
 
   *) echo wrong number of arguments;
      exit 1;;
 esac
-make -f ce_makefile install
+make -f $MAKE OBJ=$OBJ install
diff --git a/util/ceg/util/make_asobj b/util/ceg/util/make_asobj
new file mode 100644
index 000000000..9413d4fb3
--- /dev/null
+++ b/util/ceg/util/make_asobj
@@ -0,0 +1,31 @@
+EM	= ../../..
+CEG	= $(EM)/lib/ceg
+CE_MAKE	= $(CEG)/util/make_ce
+BACK_MAKE = $(CEG)/util/make_back
+CEG_MAKE = $(CEG)/util/make_ceg_$(OBJ)
+
+
+all:	back.a ceg/ceg ce.a
+
+install:	all
+	../../install ce.a
+	../../install back.a
+
+cmp:	all
+	-../../compare ce.a
+	-../../compare back.a
+
+clean:
+	rm -rf ce back ceg ce.a back.a Out
+
+dclean:
+	rm -rf ce back ceg Out
+
+ce.a:
+	make -f $(CE_MAKE)
+
+back.a:
+	make -f $(BACK_MAKE) "OBJ="$(OBJ)
+
+ceg/ceg:
+	make -f $(CEG_MAKE)
diff --git a/util/ceg/util/make_back b/util/ceg/util/make_back
new file mode 100644
index 000000000..c4382afa1
--- /dev/null
+++ b/util/ceg/util/make_back
@@ -0,0 +1,13 @@
+EM	= ../../../..
+CEG	= $(EM)/lib/ceg
+BACK	= $(CEG)/ce_back/$(OBJ)_back
+
+AR	= ar
+
+all:	back.a
+
+back.a:	mach.h
+	-mkdir back
+	cd back;cp $(BACK)/*h . ; cp $(BACK)/Makefile . ; make ; cd ..
+	$(AR) r back.a back/*o
+	-sh -c 'ranlib back.a'
diff --git a/util/ceg/util/make_ce b/util/ceg/util/make_ce
new file mode 100644
index 000000000..d894edc1f
--- /dev/null
+++ b/util/ceg/util/make_ce
@@ -0,0 +1,30 @@
+EM = ../../../..
+CEG = $(EM)/lib/ceg
+
+AS   = $(CEG)/as_parser
+DEF = $(CEG)/defaults
+
+AR = ar
+CC = cc
+
+IFILES	= -I. -I.. -I$(AS) -I$(EM)/h -I$(EM)/modules/h -I../back
+
+CFLAGS = -O $(IFILES)
+
+.c.o:	mach.h back.a
+	cd ce ; $(CC) -c $(CFLAGS) ../$*.c ; cd ..
+
+all:	ce.a
+
+ce.a:	ce/dummy
+	$(AR) r ce.a ce/*.o
+	-sh -c 'ranlib ce.a'
+
+ce/dummy:	ce/dummy1 mach.h back.a
+	cd ce ; $(CC) -c $(CFLAGS) *.c ; touch dummy ; cd ..
+
+ce/dummy1:	ceg/ceg EM_table
+	-mkdir ce
+	-ln mach.c ce/mach.c
+	cd ce ; ../ceg/ceg -l < $(DEF)/not_impl/not_impl_table ; cp $(DEF)/*.c . ; cp $(DEF)/*/*.c . ; cd ..
+	cd ce ; $(EM)/lib/cpp -P ../EM_table | ../ceg/ceg -l ; touch dummy1 ; cd ..
diff --git a/util/ceg/util/make_ceg_as b/util/ceg/util/make_ceg_as
new file mode 100644
index 000000000..54772348b
--- /dev/null
+++ b/util/ceg/util/make_ceg_as
@@ -0,0 +1,31 @@
+EM = ../../../..
+CEG = $(EM)/lib/ceg
+
+Em   = $(CEG)/EM_parser/as_EM_pars
+ASMAIN = $(CEG)/assemble/as_assemble
+AS   = $(CEG)/as_parser
+DEF = $(CEG)/defaults
+
+AR = ar
+CC = cc
+LEXLIB = -ll
+
+IFILES	= -I. -I.. -I$(AS) -I$(Em) -I$(EM)/h -I$(EM)/modules/h -I../back
+
+CFLAGS = -O $(IFILES)
+
+CEG_LIBS = $(EM)/modules/lib/liballoc.a\
+	   $(EM)/modules/lib/libprint.a\
+	   $(EM)/modules/lib/libstring.a\
+	   $(EM)/modules/lib/libsystem.a
+
+all:	ceg/ceg
+
+ceg/ceg:	ceg/as_lib.a
+	cd ceg ; $(CC) -o ceg $(Em)/*.o as_lib.a $(CEG_LIBS) $(LEXLIB) ; cd ..
+
+ceg/as_lib.a:
+	-mkdir ceg
+	ce ceg ; cp $(CEG)/util/make_ceg_as Makefile ; cd ..
+	cd ceg ; cp $(ASMAIN)/* . ; $(CC) -c $(CFLAGS) *.c; $(AR) r as_lib.a *.o ; cd ..
+	-sh -c 'ranlib ceg/as_lib.a'
diff --git a/util/ceg/util/make_ceg_obj b/util/ceg/util/make_ceg_obj
new file mode 100644
index 000000000..df1ac3945
--- /dev/null
+++ b/util/ceg/util/make_ceg_obj
@@ -0,0 +1,44 @@
+EM = ../../../..
+CEG = $(EM)/lib/ceg
+
+Em   = $(CEG)/EM_parser/obj_EM_pars
+ASMAIN = $(CEG)/assemble/obj_assemble
+AS   = $(CEG)/as_parser
+EVAL = $(CEG)/as_parser/eval
+DEF = $(CEG)/defaults
+
+AR = ar
+CC = cc
+LEXLIB = -ll
+
+IFILES	= -I. -I.. -I$(AS) -I$(Em) -I$(EM)/h -I$(EM)/modules/h -I../back
+
+CFLAGS = -O $(IFILES)
+
+CEG_LIBS = $(EM)/modules/lib/liballoc.a\
+	   $(EM)/modules/lib/libprint.a\
+	   $(EM)/modules/lib/libstring.a\
+	   $(EM)/modules/lib/libsystem.a
+
+all:	ceg/ceg
+
+ceg/ceg : ceg/as_lib.a ceg/as_instr.o ceg/eval_as.o
+	cd ceg ; $(CC) -o ceg $(Em)/*.o as_instr.o eval_as.o as_lib.a $(CEG_LIBS) $(LEXLIB) ; cd ..
+
+ceg/as_lib.a:
+	-mkdir ceg
+	cd ceg ; cp $(CEG)/util/make_ceg_obj Makefile ; cd ..
+	cd ceg ; cp $(ASMAIN)/* . ; $(CC) -c $(CFLAGS) *.c; $(AR) r as_lib.a *.o ; cd ..
+	-sh -c 'ranlib ceg/as_lib.a'
+
+ceg/eval_as.o : ceg/eval_as.c as.h # $(AS)/as_parser.h $(Em)/arg_type.h
+	cd ceg ; $(CC) -c $(CFLAGS) eval_as.c ; cd ..
+
+ceg/eval_as.c : as.c # $(EVAL)/eval
+	cd ceg ; $(EVAL)/eval < ../as.c > eval_as.c ; cd ..
+
+ceg/as_instr.o : as.h ceg/as_lib.a ceg/as_instr.c
+	cd ceg ; $(CC) -c $(CFLAGS) as_instr.c ; cd ..
+
+ceg/as_instr.c : as_table # $(AS)/as_parser
+	cd ceg ; $(EM)/lib/cpp -P ../as_table | $(AS)/as_parser > as_instr.c ; cd ..
diff --git a/util/ceg/util/make_own b/util/ceg/util/make_own
index 62824f2ab..730d89544 100644
--- a/util/ceg/util/make_own
+++ b/util/ceg/util/make_own
@@ -1,29 +1,11 @@
-EM = ../../../..
-CEG = $(EM)/lib/ceg
+EM	= ../../..
+CEG	= $(EM)/lib/ceg
+CE_MAKE	= $(CEG)/util/make_ce
+BACK_MAKE = $(CEG)/util/make_back
+CEG_MAKE = $(CEG)/util/make_ceg_obj
 
-Em   = $(CEG)/EM_parser/obj_EM_pars
-ASMAIN = $(CEG)/assemble/obj_assemble
-AS   = $(CEG)/as_parser
-EVAL = $(CEG)/as_parser/eval
-DEF = $(CEG)/defaults
 
-CC = cc
-AR = ar
-LEXLIB = -ll
-
-IFILES	= -I. -I.. -I$(AS) -I$(Em) -I$(EM)/h -I$(EM)/modules/h -I../back
-
-CFLAGS = -O $(IFILES)
-
-CEG_LIBS = $(EM)/modules/lib/liballoc.a\
-	   $(EM)/modules/lib/libprint.a\
-	   $(EM)/modules/lib/libstring.a\
-	   $(EM)/modules/lib/libsystem.a
-
-.c.o:	mach.h back.a
-	ce ce ; $(CC) -c $(CFLAGS) ../$*.c ; cd ..
-
-all:	back.a ce.a
+all:	ceg/ceg ce.a
 
 install:	all
 	../../install ce.a
@@ -34,44 +16,13 @@ cmp:	all
 	-../../compare back.a
 
 clean:
-	rm -rf ce ceg ce.a back.a Out
+	rm -rf ce ceg ce.a Out
 
 dclean:
 	rm -rf ce ceg Out
 
-ce.a : ce/dummy
-	$(AR) r ce.a ce/*.o
-	-sh -c 'ranlib ce.a'
+ce.a:
+	make -f $(CE_MAKE)
 
-ce/dummy : ce/dummy1 mach.h back.a
-	cd ce;$(CC) -c $(CFLAGS) *.c; touch dummy ; cd ..
-
-ce/dummy1:	ceg/ceg EM_table mach.h back.a
-	-mkdir ce
-	-ln mach.c ce/mach.c
-	cd ce; ../ceg/ceg -l < $(DEF)/not_impl/not_impl_table ; cp $(DEF)/*.c . ; cp $(DEF)/*/*.c . ; cd ..
-	cd ce; $(EM)/lib/cpp -P ../EM_table | ../ceg/ceg -l ; cd ..
-	touch ce/dummy1
-
-ceg/as_lib.a:
-	-mkdir ceg
-	cd ceg; cp $(ASMAIN)/* . ; touch dummy ; $(CC) -c $(IFILES) *.c; $(AR) r as_lib.a *.o ; cd ..
-	-sh -c 'ranlib ceg/as_lib.a'
-
-ceg/ceg : ceg/as_lib.a ceg/assemble.o ceg/as_instr.o ceg/eval_as.o
-	cd ceg ; $(CC) -o ceg $(Em)/*.o assemble.o as_instr.o eval_as.o as_lib.a $(CEG_LIBS) $(LEXLIB) ; cd ..
-
-ceg/assemble.o : as.h ceg/assemble.c ceg/dummy
-	cd ceg;$(CC) -c $(IFILES) assemble.c ; cd ..
-
-ceg/as_instr.o : as.h ceg/*h ceg/as_instr.c
-	cd ceg;$(CC) -c $(IFILES) as_instr.c ; cd ..
-
-ceg/as_instr.c : as_table # $(AS)/as_parser
-	cd ceg ; $(EM)/lib/cpp -P ../as_table| $(AS)/as_parser > as_instr.c ; cd ..
-
-ceg/eval_as.o : ceg/eval_as.c as.h # $(AS)/as_parser.h $(Em)/arg_type.h
-	cd ceg;$(CC) -c $(IFILES) eval_as.c ; cd ..
-
-ceg/eval_as.c : as.c # $(EVAL)/eval
-	cd ceg ; $(EVAL)/eval < ../as.c > eval_as.c ; cd ..
+ceg/ceg:
+	make -f $(CEG_MAKE)
diff --git a/util/ceg/util/update_ceg b/util/ceg/util/update_ceg
index 9cca367ee..5c153fd7f 100755
--- a/util/ceg/util/update_ceg
+++ b/util/ceg/util/update_ceg
@@ -1,28 +1,28 @@
-make -f ce_makefile ceg/ceg
+MAKE=../../../lib/ceg/util/make_ce
+
+make -f ceg/Makefile
 
 for i
 do
 	case $i in
-	  ALL) make -f ce_makefile EM_instr ce.a;
-	       exit 0;;
+	  ALL) make -f $MAKE ce.a
+	       exit 0
+	       ;;
 
-	  *.o) make -f ce_makefile ce/$i;
-	       ar r ce.a $i;;
+	  *.o) make -f $MAKE ce/$i
+	       ;;
 
-	  *..) ( cd ce; ../../../../lib/cpp ../EM_table| sed "/^#/d"| ../ceg/ceg -c $i);
-	       F=`basename $i ..`;
+	  *..) ( cd ce; ../../../../lib/cpp -P ../EM_table |  ../ceg/ceg -c $i)
+	       F=`basename $i ..`
 	       U="_dnam"
 	       V="_dlb"
-	       make -f ce_makefile ce/$F.o ce/$F$U.o ce/"$F$V.o";
-	       echo ar r ce.a ce/$F.o ce/"$F$U.o" ce/"$F$V.o";
-	       ar r ce.a ce/$F.o ce/$F$U.o ce/"$F$U.o";;
+	       make -f $MAKE ce/$F.o ce/$F$U.o ce/"$F$V.o"
+	       ;;
 
-	    *) ( cd ce; ../../../../lib/cpp ../EM_table| sed "/^#/d"| ../ceg/ceg -c $i);
-	       make -f ce_makefile ce/$i.o;
-	       echo ar r ce.a ce/$i.o;
-	       ar r ce.a ce/$i.o;;
+	    *) ( cd ce; ../../../../lib/cpp -P ../EM_table | ../ceg/ceg -c $i)
+	       make -f $MAKE ce/$i.o
+	       ;;
 	esac
 done
-
-echo ranlib ce.a
-ranlib ce.a
+touch ce/dummy
+make -f $MAKE ce.a