sh.md: Avoid uninitialized warnings.

	* sh.md: Avoid uninitialized warnings.
	* vax.c (vax_rtx_cost): Likewise.

From-SVN: r47231

gcc/ChangeLog

+2001-11-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* sh.md: Avoid uninitialized warnings.
+	* vax.c (vax_rtx_cost): Likewise.
+
 2001-11-15  Aldy Hernandez  <aldyh@redhat.com>
 
 	* rs6000.c (direct_return): Check if we are saving altivec

gcc/config/sh/sh.md

@@ -2598,6 +2598,8 @@
     regno = subreg_regno (operands[0]);
   else if (GET_CODE (operands[0]) == MEM)
     regno = -1;
+  else
+    abort ();
 
   if (regno == -1
       || ! refers_to_regno_p (regno, regno + 1, operands[1], 0))
@@ -2970,6 +2972,8 @@
     regno = subreg_regno (operands[0]);
   else if (GET_CODE (operands[0]) == MEM)
     regno = -1;
+  else
+    abort ();
 
   if (regno == -1
       || ! refers_to_regno_p (regno, regno + 1, operands[1], 0))

gcc/config/vax/vax.c

@@ -519,7 +519,7 @@ vax_rtx_cost (x)
 	  c = 10;		/* 3-4 on VAX 9000, 20-28 on VAX 2 */
 	  break;
 	default:
-	  break;
+	  abort ();
 	}
       break;
     case UDIV: