File list (Check if you may need any files):
fir48\fir48.cmd_log
.....\fir48.ise
.....\fir48.lso
.....\fir48.ngc
.....\fir48.ngr
.....\fir48.prj
.....\fir48.restore
.....\fir48.stx
.....\fir48.syr
.....\fir48.vhd
.....\fir48.xst
.....\fir48_summary.html
.....\fir48_vhdl.prj
.....\......xdb\tmp\ise\version
.....\.........\...\...\__OBJSTORE__\HierarchicalDesign\HDProject\HDProject
.....\.........\...\...\............\..................\.........\HDProject_StrTbl
.....\.........\...\...\............\PnAutoRun\Scripts\RunOnce_tcl
.....\.........\...\...\............\.........\.......\RunOnce_tcl_StrTbl
.....\.........\...\...\............\.rojectNavigator\dpm_project_main\dpm_project_main
.....\.........\...\...\............\................\................\dpm_project_main_StrTbl
.....\.........\...\...\............\................\................\NameMap
.....\.........\...\...\............\................\................\NameMap_StrTbl
.....\.........\...\...\............\................\__stored_objects__
.....\.........\...\...\............\................\__stored_objects___StrTbl
.....\.........\...\...\............\................\__stored_object_table__
.....\.........\...\...\............\................Gui\GuiProjectData
.....\.........\...\...\............\...................\GuiProjectData_StrTbl
.....\.........\...\...\............\xreport\Gc_RvReportViewer-Current-Module
.....\.........\...\...\............\.......\Gc_RvReportViewer-Current-Module_StrTbl
.....\.........\...\...\............\.......\Gc_RvReportViewer-Module-Data-fir48
.....\.........\...\...\............\.......\Gc_RvReportViewer-Module-Data-fir48_StrTbl
.....\.........\...\...\............\.......\Gc_RvReportViewer-Module-DataFactory-Default
.....\.........\...\...\............\.......\Gc_RvReportViewer-Module-DataFactory-Default_StrTbl
.....\.........\...\...\..REGISTRY__\Autonym\regkeys
.....\.........\...\...\............\bitgen\regkeys
.....\.........\...\...\............\common\regkeys
.....\.........\...\...\............\.pldfit\regkeys
.....\.........\...\...\............\dumpngdio\regkeys
.....\.........\...\...\............\fuse\regkeys
.....\.........\...\...\............\HierarchicalDesign\HDProject\regkeys
.....\.........\...\...\............\..................\regkeys
.....\.........\...\...\............\hprep6\regkeys
.....\.........\...\...\............\idem\regkeys
.....\.........\...\...\............\map\regkeys
.....\.........\...\...\............\netgen\regkeys
.....\.........\...\...\............\.gc2edif\regkeys
.....\.........\...\...\............\...build\regkeys
.....\.........\...\...\............\..dbuild\regkeys
.....\.........\...\...\............\par\regkeys
.....\.........\...\...\............\ProjectNavigator\regkeys
.....\.........\...\...\............\................Gui\regkeys
.....\.........\...\...\............\runner\regkeys
.....\.........\...\...\............\SrcCtrl\regkeys
.....\.........\...\...\............\.TE\regkeys
.....\.........\...\...\............\...\xst\regkeys
.....\.........\...\...\............\taengine\regkeys
.....\.........\...\...\............\.rce\regkeys
.....\.........\...\...\............\.sim\regkeys
.....\.........\...\...\............\vhpcomp\regkeys
.....\.........\...\...\............\.logcomp\regkeys
.....\.........\...\...\............\xpwr\regkeys
.....\.........\...\...\............\.report\regkeys
.....\.........\...\...\............\XSLTProcess\regkeys
.....\.........\...\...\............\xst\regkeys
.....\.........\...\...\............\_ProjRepoInternal_\regkeys
.....\.........\...\ise.lock
.....\fir48_xst.xrpt
.....\mac48.vhd
.....\MAJ.vhd
.....\vadd16_16s.vhd
.....\vadd17_17s.vhd
.....\vadd18_18s.vhd
.....\vadd19_19s.vhd
.....\vadd20_20s.vhd
.....\vadd21_20s.vhd
.....\vmul8x8s.vhd
.....\xst\work\hdllib.ref
.....\...\....\hdpdeps.ref
.....\...\....\sub00\vhpl00.vho
.....\...\....\.....\vhpl01.vho
.....\...\....\.....\vhpl02.vho
.....\...\....\.....\vhpl03.vho
.....\...\....\.....\vhpl04.vho
.....\...\....\.....\vhpl05.vho
.....\...\....\.....\vhpl06.vho
.....\...\....\.....\vhpl07.vho
.....\...\....\.