Fixes to count LOOKAHEAD8 cells in Versal designs (#1230)

Signed-off-by: Chris Lavin <[email protected]>

Author: clavin-xlnx

src/com/xilinx/rapidwright/design/DesignTools.java

@@ -693,6 +693,8 @@ public static Map<UtilizationType, Integer> calculateUtilization(Collection<Site
                     incrementUtilType(map, UtilizationType.REGS_AS_FFS);
                 } else if (belName != null && belName.contains("CARRY")) {
                     incrementUtilType(map, UtilizationType.CARRY8S);
+                } else if (belName != null && belName.equals("LOOKAHEAD8")) {
+                    incrementUtilType(map, UtilizationType.LOOKAHEAD8);
                 }
             }
             for (char letter : LUTTools.lutLetters) {

src/com/xilinx/rapidwright/design/blocks/UtilizationType.java

@@ -49,7 +49,8 @@ public enum UtilizationType {
     RAMB36S_FIFOS("RAMB36s/FIFOs"),
     RAMB18S("RAMB18s"),
     URAMS("URAMs"),
-    DSPS("DSPs");
+    DSPS("DSPs"),
+    LOOKAHEAD8("LOOKAHEAD8");
 
     private String name;