File list (Check if you may need any files):
dpllwc\_ngo
......\....\netlist.lst
......\_xmsgs
......\......\bitgen.xmsgs
......\......\map.xmsgs
......\......\ngdbuild.xmsgs
......\......\par.xmsgs
......\......\pn_parser.xmsgs
......\......\trce.xmsgs
......\......\xst.xmsgs
......\dpllwc.gise
......\dpllwc.xise
......\ipcore_dir
......\iseconfig
......\.........\dpllwc.projectmgr
......\pll.bgn
......\pll.bit
......\pll.bld
......\pll.cmd_log
......\pll.drc
......\pll.lso
......\pll.ncd
......\pll.ngc
......\pll.ngd
......\pll.ngr
......\pll.pad
......\pll.par
......\pll.pcf
......\pll.prj
......\pll.ptwx
......\pll.stx
......\pll.syr
......\pll.twr
......\pll.twx
......\pll.unroutes
......\pll.ut
......\pll.xpi
......\pll.xst
......\pll_bitgen.xwbt
......\pll_guide.ncd
......\pll_map.map
......\pll_map.mrp
......\pll_map.ncd
......\pll_map.ngm
......\pll_map.xrpt
......\pll_ngdbuild.xrpt
......\pll_pad.csv
......\pll_pad.txt
......\pll_par.xrpt
......\pll_summary.xml
......\pll_usage.xml
......\pll_vhdl.prj
......\pll_xst.xrpt
......\UCF.ucf
......\usage_statistics_webtalk.html
......\vhdmod2.vhd
......\webtalk.log
......\webtalk_pn.xml
......\xlnx_auto_0_xdb
......\...............\cst.xbcd
......\xst
......\...\dump.xst
......\...\........\pll.prj
......\...\........\.......\ngx
......\...\........\.......\...\notopt
......\...\........\.......\...\opt
......\...\projnav.tmp
......\...\work
......\...\....\hdllib.ref
......\...\....\hdpdeps.ref
......\...\....\sub00
......\...\....\.....\vhpl00.vho
......\...\....\.....\vhpl01.vho