File list (Check if you may need any files):
SpiExpandIO
...........\SpiExpandIO
...........\...........\ExIOX16_summary.html
...........\...........\iseconfig
...........\...........\.........\main.xreport
...........\...........\.........\spi.xreport
...........\...........\.........\SpiExpandIO.projectmgr
...........\...........\main.bgn
...........\...........\main.bit
...........\...........\main.bld
...........\...........\main.cmd_log
...........\...........\main.drc
...........\...........\main.lso
...........\...........\main.ncd
...........\...........\main.ngc
...........\...........\main.ngd
...........\...........\main.ngr
...........\...........\main.pad
...........\...........\main.par
...........\...........\main.pcf
...........\...........\main.prj
...........\...........\main.ptwx
...........\...........\main.stx
...........\...........\main.syr
...........\...........\main.twr
...........\...........\main.twx
...........\...........\main.unroutes
...........\...........\main.ut
...........\...........\main.xpi
...........\...........\main.xst
...........\...........\main_bitgen.xwbt
...........\...........\main_envsettings.html
...........\...........\main_guide.ncd
...........\...........\main_map.map
...........\...........\main_map.mrp
...........\...........\main_map.ncd
...........\...........\main_map.ngm
...........\...........\main_map.xrpt
...........\...........\main_ngdbuild.xrpt
...........\...........\main_pad.csv
...........\...........\main_pad.txt
...........\...........\main_par.xrpt
...........\...........\main_summary.html
...........\...........\main_summary.xml
...........\...........\main_usage.xml
...........\...........\main_xst.xrpt
...........\...........\spi.cmd_log
...........\...........\spi.lso
...........\...........\spi.ngc
...........\...........\spi.ngr
...........\...........\spi.prj
...........\...........\spi.stx
...........\...........\spi.syr
...........\...........\spi.xst
...........\...........\SpiExpandIO.gise
...........\...........\SpiExpandIO.xise
...........\...........\spi_envsettings.html
...........\...........\spi_summary.html
...........\...........\spi_xst.xrpt
...........\...........\usage_statistics_webtalk.html
...........\...........\webtalk.log
...........\...........\webtalk_pn.xml
...........\...........\xlnx_auto_0_xdb
...........\...........\...............\cst.xbcd
...........\...........\xst
...........\...........\...\dump.xst
...........\...........\...\........\main.prj
...........\...........\...\........\........\ngx
...........\...........\...\........\........\...\notopt
...........\...........\...\........\........\...\opt
...........\...........\...\projnav.tmp
...........\...........\...\work
...........\...........\...\....\hdllib.ref
...........\...........\...\....\vlg1E
...........\...........\...\....\.....\_s_h_i_f_t.bin
...........\...........\...\....\vlg2D
...........\...........\...\....\.....\main.bin
...........\...........\...\....\vlg54
...........\...........\...\....\.....\spi.bin
...........\...........\...\....\.....\_ex_i_o_x16.bin
...........\...........\_ngo
...........\...........\....\netlist.lst
...........\...........\_xmsgs
...........\...........\......\bitgen.xmsgs
...........\...........\......\map.xmsgs
...........\...........\......\ngdbuild.xmsgs
...........\...........\......\par.xmsgs
...........\...........\......\pn_parser.xmsgs
...........\...........\......\trce.xmsgs
...........\...........\......\xst.xmsgs
...........\SRC
...........\...\ExIOX16.v
...........\...\main.v
...........\...\s3e-dp.ucf
...........\...\SHIFT.v
...........\...\SPI.v