rs6000.c (rs6000_rtx_costs): Do not treat CONST_DOUBLE as INTVAL.

	* config/rs6000/rs6000.c (rs6000_rtx_costs) <CONST_DOUBLE>: Do not
	treat CONST_DOUBLE as INTVAL.  and64_2_operands require an extra
	insn.

From-SVN: r112752

gcc/ChangeLog

+2006-04-07  David Edelsohn  <edelsohn@gnu.org>
+
+	* config/rs6000/rs6000.c (rs6000_rtx_costs) <CONST_DOUBLE>: Do not
+	treat CONST_DOUBLE as INTVAL.  and64_2_operands require an extra
+	insn.
 
 2006-04-07  Jan Hubicka  <jh@suse.cz>
 

gcc/config/rs6000/rs6000.c

@@ -18642,29 +18642,26 @@ rs6000_rtx_costs (rtx x, int code, int outer_code, int *total)
       /* FALLTHRU */
 
     case CONST_DOUBLE:
-      if (mode == DImode
-	  && ((outer_code == AND
-	       && (satisfies_constraint_K (x)
-		   || satisfies_constraint_L (x)
-		   || mask_operand (x, DImode)
-		   || mask64_operand (x, DImode)))
-	      || ((outer_code == IOR || outer_code == XOR)
+      if (mode == DImode && code == CONST_DOUBLE)
+	{
+	  if ((outer_code == IOR || outer_code == XOR)
 	      && CONST_DOUBLE_HIGH (x) == 0
 	      && (CONST_DOUBLE_LOW (x)
-		      & ~ (unsigned HOST_WIDE_INT) 0xffff) == 0)))
+		  & ~ (unsigned HOST_WIDE_INT) 0xffff) == 0)
 	    {
 	      *total = 0;
 	      return true;
 	    }
-      else if (mode == DImode
-	       && (outer_code == SET
+	  else if ((outer_code == AND && and64_2_operand (x, DImode))
+		   || ((outer_code == SET
 			|| outer_code == IOR
 			|| outer_code == XOR)
-	       && CONST_DOUBLE_HIGH (x) == 0)
+		       && CONST_DOUBLE_HIGH (x) == 0))
 	    {
 	      *total = COSTS_N_INSNS (1);
 	      return true;
 	    }
+	}
       /* FALLTHRU */
 
     case CONST: