stormy16.h (IRA_COVER_CLASSES): Define.

        * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
        * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
        attribute.

From-SVN: r139723

gcc/ChangeLog

 2008-08-28  Nick Clifton  <nickc@redhat.com>
 
+	* config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
+	* config/stormy16/stormy16.md (zero_extendqihi2): Fix length
+	attribute.
+
 	* config/v850/v850.h (IRA_COVER_CLASSES): Define.
 	* config/v850/v850.md (return): Remove frame size restriction.	
 

gcc/config/stormy16/stormy16.h

 /* Xstormy16 cpu description.
-   Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007,
+   2008  Free Software Foundation, Inc.
    Contributed by Red Hat, Inc.
 
 This file is part of GCC.
@@ -198,6 +198,11 @@ enum reg_class
 
 #define N_REG_CLASSES ((int) LIM_REG_CLASSES)
 
+#define IRA_COVER_CLASSES			\
+{						\
+  GENERAL_REGS, CARRY_REGS, LIM_REG_CLASSES	\
+}
+
 #define REG_CLASS_NAMES				\
 {						\
   "NO_REGS", 					\

gcc/config/stormy16/stormy16.md

@@ -265,9 +265,9 @@
    mov.b %0, %1
    shl %0,#8\n\tshr %0,#8"
   [(set_attr "psw_operand" "nop,0")
-   (set_attr_alternative "length" 
-	     [(const_int 2)
-	      (const_int 4)])])
+   (set_attr_alternative "length"
+	     [(const_int 4)
+	      (const_int 8)])])
 
 
 ;; ::::::::::::::::::::