rs6000.c (function_arg_padding): Revert 2004-07-28 and 2004-07-14 changes.

	* config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
	and 2004-07-14 changes.

From-SVN: r85829

gcc/ChangeLog

+2004-08-12  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
+	and 2004-07-14 changes.
+
 2004-08-12  Paul Brook  <paul@codesourcery.com>
 
 	* doc/invoke.texi: Fix typo.

gcc/config/rs6000/rs6000.c

@@ -4600,10 +4600,6 @@ function_arg_padding (enum machine_mode mode, tree type)
 	return upward;
     }
 
-  /* SFmode parameters are padded upwards.  */
-  if (mode == SFmode)
-    return upward;
-
   /* Fall back to the default.  */
   return DEFAULT_FUNCTION_ARG_PADDING (mode, type);
 }