diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 515a57d8eac..fbe7feba44d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Sat Jan 25 16:11:22 CET 2003  Jan Hubicka  <jh@suse.cz>
+
+	* df.c (read_modify_subreg_p):  When osize == UNITS_PER_WORD,
+	subreg is read/modify.
+
 Sat Jan 25 15:55:08 CET 2003  Jan Hubicka  <jh@suse.cz>
 
 	* i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
diff --git a/gcc/df.c b/gcc/df.c
index 40358de80aa..bbfa500edff 100644
--- a/gcc/df.c
+++ b/gcc/df.c
@@ -915,7 +915,7 @@ read_modify_subreg_p (x)
     return true;
   if (isize <= UNITS_PER_WORD)
     return false;
-  if (osize >= UNITS_PER_WORD)
+  if (osize > UNITS_PER_WORD)
     return false;
   return true;
 }