cse.c (simplify_relational_operation): Set h0u just like h0s.

        * cse.c (simplify_relational_operation): Set h0u just like h0s.
        Similarly for h1u and h1s.

From-SVN: r15616

gcc/ChangeLog

 Sun Sep 21 17:45:45 1997  Jeffrey A Law  (law@cygnus.com)
 
+	* cse.c (simplify_relational_operation): Set h0u just like h0s.
+	Similarly for h1u and h1s.
+
 	* jump.c (jmp_uses_reg_or_mem): Deleted unused function.
 	(find_basic_blocks): Use computed_jump_p to determine if a
 	particular JUMP_INSN is a computed jump.

gcc/cse.c

@@ -4482,14 +4482,7 @@ simplify_relational_operation (code, mode, op0, op1)
       else
 	{
 	  l0u = l0s = INTVAL (op0);
-	  h0s = l0s < 0 ? -1 : 0;
-	  /* If WIDTH is nonzero and larger than HOST_BITS_PER_WIDE_INT,
-	     then the high word is derived from the sign bit of the low
-	     word, else the high word is zero.  */
-	  if (width != 0 && width > HOST_BITS_PER_WIDE_INT)
-	    h0u = l0s < 0 ? -1 : 0;
-	  else
-	    h0u = 0;
+	  h0u = h0s = l0s < 0 ? -1 : 0;
 	}
 	  
       if (GET_CODE (op1) == CONST_DOUBLE)
@@ -4500,14 +4493,7 @@ simplify_relational_operation (code, mode, op0, op1)
       else
 	{
 	  l1u = l1s = INTVAL (op1);
-	  h1s = l1s < 0 ? -1 : 0;
-	  /* If WIDTH is nonzero and larger than HOST_BITS_PER_WIDE_INT,
-	     then the high word is derived from the sign bit of the low
-	     word, else the high word is zero.  */
-	  if (width != 0 && width > HOST_BITS_PER_WIDE_INT)
-	    h1u = l1s < 0 ? -1 : 0;
-	  else
-	    h1u = 0;
+	  h1u = h1s = l1s < 0 ? -1 : 0;
 	}
 
       /* If WIDTH is nonzero and smaller than HOST_BITS_PER_WIDE_INT,