File list (Check if you may need any files):
prefixadder\.lso
...........\example11_10.cmd_log
...........\example11_10.lso
...........\example11_10.ngc
...........\example11_10.ngr
...........\example11_10.prj
...........\example11_10.stx
...........\example11_10.syr
...........\example11_10.xst
...........\example11_10_beh.prj
...........\example11_10_envsettings.html
...........\example11_10_isim_beh.exe
...........\example11_10_isim_beh.wdb
...........\example11_10_summary.html
...........\example11_10_vhdl.prj
...........\example11_10_xst.xrpt
...........\fuse.log
...........\fuse.xmsgs
...........\fuseRelaunch.cmd
...........\iseconfig\p1.xreport
...........\.........\prefixadder.projectmgr
...........\..im\example11_10_isim_beh.exe.sim\example11_10_isim_beh.exe
...........\....\.............................\isimcrash.log
...........\....\.............................\ISimEngine-DesignHierarchy.dbg
...........\....\.............................\isimkernel.log
...........\....\.............................\libPortability.dll
...........\....\.............................\netId.dat
...........\....\.............................\tmp_save\_1
...........\....\.............................\work\a_2313065755_1273893462.c
...........\....\.............................\....\a_2313065755_1273893462.didat
...........\....\.............................\....\a_2313065755_1273893462.nt64.obj
...........\....\.............................\....\example11_10_isim_beh.exe_main.c
...........\....\.............................\....\example11_10_isim_beh.exe_main.nt64.obj
...........\....\.............................\....\p_4053066488.c
...........\....\.............................\....\p_4053066488.didat
...........\....\.............................\....\p_4053066488.nt64.obj
...........\....\isim_usage_statistics.html
...........\....\pn_info
...........\....\.recompiled.exe.sim\ieee\p_2592010699.c
...........\....\...................\....\p_2592010699.didat
...........\....\...................\....\p_2592010699.nt64.obj
...........\....\...................\....\p_3499444699.c
...........\....\...................\....\p_3499444699.didat
...........\....\...................\....\p_3499444699.nt64.obj
...........\....\...................\....\p_3620187407.c
...........\....\...................\....\p_3620187407.didat
...........\....\...................\....\p_3620187407.nt64.obj
...........\....\work\example11_10.vdb
...........\....\....\mypackage.vdb
...........\isim.cmd
...........\isim.log
...........\netgen\synthesis\example11_10_synthesis.nlf
...........\......\.........\example11_10_synthesis.v
...........\p1.vhd
...........\p1_summary.html
...........\p2.vhd
...........\p2_summary.html
...........\p3.vhd
...........\prefixadder.gise
...........\prefixadder.xise
...........\test_example11_10.bld
...........\test_example11_10.cmd_log
...........\test_example11_10.lso
...........\test_example11_10.ngc
...........\test_example11_10.ngr
...........\test_example11_10.prj
...........\test_example11_10.stx
...........\test_example11_10.syr
...........\test_example11_10.xst
...........\test_example11_10_envsettings.html
...........\test_example11_10_ngdbuild.xrpt
...........\test_example11_10_summary.html
...........\test_example11_10_vhdl.prj
...........\test_example11_10_xst.xrpt
...........\webtalk_pn.xml
...........\xilinxsim.ini
...........\.st\work\hdllib.ref
...........\...\....\hdpdeps.ref
...........\...\....\sub00\vhpl00.vho
...........\...\....\.....\vhpl01.vho
...........\...\....\.....\vhpl02.vho
...........\...\....\.....\vhpl03.vho
...........\...\....\.....\vhpl04.vho
...........\...\....\work.vdbl
...........\...\....\work.vdbx
...........\_ngo\netlist.lst
...........\.xmsgs\netgen.xmsgs
...........\......\ngdbuild.xmsgs
...........\......\pn_parser.xmsgs
...........\......\xst.xmsgs
...........\xst\dump.xst\example11_10.prj\ngx\notopt
...........\...\........\................\...\opt
...........\...\........\test_example11_10.prj\ngx\notopt
...........\...\........\.....................\...\opt
...........\...\........\example11_10.prj\ngx
...........\...