File list (Check if you may need any files):
butterfly_dif\add.cmp
.............\add.vhd
.............\add_wave0.jpg
.............\add_waveforms.html
.............\butterfly_dif.asm.rpt
.............\butterfly_dif.done
.............\butterfly_dif.fit.rpt
.............\butterfly_dif.fit.smsg
.............\butterfly_dif.fit.summary
.............\butterfly_dif.flow.rpt
.............\butterfly_dif.map.rpt
.............\butterfly_dif.map.summary
.............\butterfly_dif.pin
.............\butterfly_dif.pof
.............\butterfly_dif.qpf
.............\butterfly_dif.qsf
.............\butterfly_dif.qws
.............\butterfly_dif.sim.rpt
.............\butterfly_dif.sof
.............\butterfly_dif.tan.rpt
.............\butterfly_dif.tan.summary
.............\butterfly_dif.vhd
.............\butterfly_dif.vhd.bak
.............\butterfly_dif.vwf
.............\db\add_sub_b0f.tdf
.............\..\add_sub_c1f.tdf
.............\..\butterfly_dif.asm.qmsg
.............\..\butterfly_dif.cbx.xml
.............\..\butterfly_dif.cmp.bpm
.............\..\butterfly_dif.cmp.cdb
.............\..\butterfly_dif.cmp.ecobp
.............\..\butterfly_dif.cmp.hdb
.............\..\butterfly_dif.cmp.logdb
.............\..\butterfly_dif.cmp.rdb
.............\..\butterfly_dif.cmp.tdb
.............\..\butterfly_dif.cmp0.ddb
.............\..\butterfly_dif.cmp_bb.cdb
.............\..\butterfly_dif.cmp_bb.hdb
.............\..\butterfly_dif.cmp_bb.logdb
.............\..\butterfly_dif.cmp_bb.rcf
.............\..\butterfly_dif.dbp
.............\..\butterfly_dif.db_info
.............\..\butterfly_dif.eco.cdb
.............\..\butterfly_dif.eds_overflow
.............\..\butterfly_dif.fit.qmsg
.............\..\butterfly_dif.hier_info
.............\..\butterfly_dif.hif
.............\..\butterfly_dif.map.bpm
.............\..\butterfly_dif.map.cdb
.............\..\butterfly_dif.map.ecobp
.............\..\butterfly_dif.map.hdb
.............\..\butterfly_dif.map.logdb
.............\..\butterfly_dif.map.qmsg
.............\..\butterfly_dif.map_bb.cdb
.............\..\butterfly_dif.map_bb.hdb
.............\..\butterfly_dif.map_bb.logdb
.............\..\butterfly_dif.pre_map.cdb
.............\..\butterfly_dif.pre_map.hdb
.............\..\butterfly_dif.psp
.............\..\butterfly_dif.pss
.............\..\butterfly_dif.rpp.qmsg
.............\..\butterfly_dif.rtlv.hdb
.............\..\butterfly_dif.rtlv_sg.cdb
.............\..\butterfly_dif.rtlv_sg_swap.cdb
.............\..\butterfly_dif.sgate.rvd
.............\..\butterfly_dif.sgate_sm.rvd
.............\..\butterfly_dif.sgdiff.cdb
.............\..\butterfly_dif.sgdiff.hdb
.............\..\butterfly_dif.signalprobe.cdb
.............\..\butterfly_dif.sim.cvwf
.............\..\butterfly_dif.sim.hdb
.............\..\butterfly_dif.sim.qmsg
.............\..\butterfly_dif.sim.rdb
.............\..\butterfly_dif.sld_design_entry.sci
.............\..\butterfly_dif.sld_design_entry_dsc.sci
.............\..\butterfly_dif.syn_hier_info
.............\..\butterfly_dif.tan.qmsg
.............\..\butterfly_dif.tis_db_list.ddb
.............\..\mult_guo.tdf
.............\..\prev_cmp_butterfly_dif.asm.qmsg
.............\..\prev_cmp_butterfly_dif.fit.qmsg
.............\..\prev_cmp_butterfly_dif.map.qmsg
.............\..\prev_cmp_butterfly_dif.qmsg
.............\..\prev_cmp_butterfly_dif.sim.qmsg
.............\..\prev_cmp_butterfly_dif.tan.qmsg
.............\..\wed.wsf
.............\multi8.cmp
.............\multi8.vhd
.............\multi8_wave0.jpg
.............\multi8_waveforms.html
.............\sub.cmp
.............\sub.vhd
.............\sub_wave0.jpg
.............\sub_waveforms.html
.............\db
butterfly_dif