diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 42982894d1b..93c6d7ef4b1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2007-03-19  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+	* genemit.c (main): Print include statement for dfp.h.
+	* dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
+	is not available.
+
 2007-03-19  Hans-Peter Nilsson  <hp@axis.com>
 
 	* config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
diff --git a/gcc/dfp.h b/gcc/dfp.h
index fd28d40816d..81b4cb6eb8b 100644
--- a/gcc/dfp.h
+++ b/gcc/dfp.h
@@ -38,10 +38,13 @@ void decimal_round_for_format (const struct real_format *, REAL_VALUE_TYPE *);
 void decimal_real_convert (REAL_VALUE_TYPE *, enum machine_mode, const REAL_VALUE_TYPE *);
 void decimal_real_to_decimal (char *, const REAL_VALUE_TYPE *, size_t, size_t, int);
 void decimal_do_fix_trunc (REAL_VALUE_TYPE *, const REAL_VALUE_TYPE *);
-bool decimal_real_arithmetic (REAL_VALUE_TYPE *, enum tree_code, const REAL_VALUE_TYPE *,
-			      const REAL_VALUE_TYPE *);
 void decimal_real_maxval (REAL_VALUE_TYPE *, int, enum machine_mode);
 void decimal_real_to_integer2 (HOST_WIDE_INT *, HOST_WIDE_INT *, const REAL_VALUE_TYPE *);
 HOST_WIDE_INT decimal_real_to_integer (const REAL_VALUE_TYPE *);
 
+#ifdef TREE_CODE
+bool decimal_real_arithmetic (REAL_VALUE_TYPE *, enum tree_code, const REAL_VALUE_TYPE *,
+			      const REAL_VALUE_TYPE *);
+#endif
+
 #endif /* GCC_DFP_H */
diff --git a/gcc/genemit.c b/gcc/genemit.c
index b0dd23498ba..a367f46a8cc 100644
--- a/gcc/genemit.c
+++ b/gcc/genemit.c
@@ -845,6 +845,7 @@ from the machine description file `md'.  */\n\n");
   printf ("#include \"expr.h\"\n");
   printf ("#include \"optabs.h\"\n");
   printf ("#include \"real.h\"\n");
+  printf ("#include \"dfp.h\"\n");
   printf ("#include \"flags.h\"\n");
   printf ("#include \"output.h\"\n");
   printf ("#include \"insn-config.h\"\n");