Fix problem in my previous accidental obvious bugfix checkin. Add Changelog.

	* i386.md (extendsfdf2_2): Fix constraints.

From-SVN: r39712

gcc/ChangeLog

+Thu Feb 15 10:52:31 CET 2001  Jan Hubicka  <jh@suse.cz>
+
+	* i386.md (extendsfdf2_2): Fix constraints.
+
 Thu Feb 15 09:46:21 CET 2001  Jan Hubicka  <jh@suse.cz>
 
 	* i386.md (fop_df_3 splitter): Fix operand number.

gcc/config/i386/i386.md

@@ -3390,7 +3390,6 @@
       else
         return \"fst%z0\\t%y0\";
     case 2:
-    case 3:
       return \"cvtss2sd\\t{%1, %0|%0, %1}\";
 
     default: