rs6000.c (setup_incoming_varargs): Remove code supporting old-style varargs.

	* config/rs6000/rs6000.c (setup_incoming_varargs): Remove
	code supporting old-style varargs.

From-SVN: r73278

gcc/ChangeLog

 2003-11-05  Geoffrey Keating  <geoffk@apple.com>
 
+	* config/rs6000/rs6000.c (setup_incoming_varargs): Remove
+	code supporting old-style varargs.
+
 	* config/rs6000/rs6000.c (rs6000_machopic_legitimize_pic_address): Use
 	an intermediate register for better optimisation.
 

gcc/config/rs6000/rs6000.c

@@ -4303,19 +4303,10 @@ setup_incoming_varargs (CUMULATIVE_ARGS *cum, enum machine_mode mode,
   int reg_size = TARGET_32BIT ? 4 : 8;
   rtx save_area = NULL_RTX, mem;
   int first_reg_offset, set;
-  tree fntype;
-  int stdarg_p;
 
-  fntype = TREE_TYPE (current_function_decl);
-  stdarg_p = (TYPE_ARG_TYPES (fntype) != 0
-	      && (TREE_VALUE (tree_last (TYPE_ARG_TYPES (fntype)))
-		  != void_type_node));
-
-  /* For varargs, we do not want to skip the dummy va_dcl argument.
-     For stdargs, we do want to skip the last named argument.  */
+  /* Skip the last named argument.  */
   next_cum = *cum;
-  if (stdarg_p)
-    function_arg_advance (&next_cum, mode, type, 1);
+  function_arg_advance (&next_cum, mode, type, 1);
 
   if (DEFAULT_ABI == ABI_V4)
     {