EXHIBIT 22.1 XILINX, INC. SUBSIDIARIES OF REGISTRANT PLACE OF NAME INCORPORATION OR ORGANIZATION ----------------------- ------------------ Xilinx, Ltd. United Kingdom Xilinx, KK Japan Xilinx Development Corporation California Xilinx, SARL France Xilinx, GmbH Germany Xilinx AB Sweden Xilinx Holding One, Ltd. Ireland Xilinx Holding Two, Ltd. Ireland Xilinx Holding Three, Ltd. Cayman Islands Xilinx, Ireland ULC Ireland NeoCAD, Inc. Delaware