combine.c (combine_simplify_rtx): Fix order of checks for (ashiftrt foo C) ->…

combine.c (combine_simplify_rtx): Fix order of checks for (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.

        * combine.c (combine_simplify_rtx): Fix order of checks for
        (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.

From-SVN: r30894

gcc/ChangeLog

+Mon Dec 13 20:25:29 1999  Jeffrey A Law  (law@cygnus.com)
+
+	* combine.c (combine_simplify_rtx): Fix order of checks for
+	(ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
+	
 1999-12-13  Clinton Popetz  <cpopetz@cygnus.com>
 
 	* config/arm/arm.md  (*mulsidi3adddi, *umulsidi3adddi) Backed out 

gcc/combine.c

@@ -3823,8 +3823,8 @@ combine_simplify_rtx (x, op0_mode, last, in_dest)
 	 perform the above simplification.  */
 
       if (STORE_FLAG_VALUE == -1
-	  && XEXP (x, 1) == const1_rtx
 	  && GET_CODE (XEXP (x, 0)) == ASHIFTRT
+	  && XEXP (x, 1) == const1_rtx
 	  && GET_CODE (XEXP (XEXP (x, 0), 1)) == CONST_INT
 	  && INTVAL (XEXP (XEXP (x, 0), 1)) == GET_MODE_BITSIZE (mode) - 1)
 	return gen_rtx_combine (GE, mode, XEXP (XEXP (x, 0), 0), const0_rtx);