ifcvt.c (noce_try_addcc): Do not call emit_conditional_add with weird operands.

Fri Jan 10 22:05:35 CET 2003  Jan Hubicka  <jh@suse.cz>

	* ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
	with weird operands.

From-SVN: r61169

gcc/ChangeLog

+Fri Jan 10 22:05:35 CET 2003  Jan Hubicka  <jh@suse.cz>
+
+	* ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
+	with weird operands.
+
 2003-01-10  Dale Johannesen <dalej@apple.com>
  
         * calls.c (load_register_parameters):  Add is_sibcall, sibcall_failure

gcc/ifcvt.c

@@ -882,6 +882,9 @@ noce_try_addcc (if_info)
       enum rtx_code code = reversed_comparison_code (cond, if_info->jump);
 
       /* First try to use addcc pattern.  */
+      if (general_operand (XEXP (cond, 0), VOIDmode)
+	  && general_operand (XEXP (cond, 1), VOIDmode))
+	{
 	  start_sequence ();
 	  target = emit_conditional_add (if_info->x, code,
 					 XEXP (cond, 0), XEXP (cond, 1),
@@ -902,6 +905,7 @@ noce_try_addcc (if_info)
 	      return TRUE;
 	    }
 	  end_sequence ();
+	}
 	
       /* If that fails, construct conditional increment or decrement using
 	 setcc.  */