lt tDrtrcnr or Eleiro.ics, Td@6o!!iolio, & ttior.di.rl E.linerttrg
lt tDrtrcnr or Eleiro.ics, Td@6o!!iolio, & ttior.di.rl E.linerttrg
lt tDrtrcnr or Eleiro.ics, Td@6o!!iolio, & ttior.di.rl E.linerttrg
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9/. les lEcks Fr chdncl, oh .v.nge. comparcd !o IjPR<br />
m.R tn'ckrn(rch ncl. on (mgc.(omnrNJ t' IRA( l R.<br />
Thc l,arhfinder routirg alg<strong>or</strong>irhm, dBigned by Ebslin8 €l al [30],<br />
is b<strong>or</strong>h a oukbilny-<br />
driv.n &d a riminsnlivs reulei. While the Pa$findcr alg<strong>or</strong>ithm 6 d6is'cd lo taBel<br />
rhe sFcializ.d Triprych FPGA dchit crue [31],<br />
ir it a genenl reutins als<strong>or</strong>irhn thar co<br />
be dpplied lo alnrosl iny lype ofFPGA archilectuE. One ofkcy <strong>di</strong>ffcrcncs b.tween $k<br />
wo<strong>lt</strong> 0 d relious<br />
w<strong>or</strong>k is Dl Ihe larhfindd lls<strong>or</strong>illln tries lo sin{hmcotsly opimiru<br />
rdcli counr and circui( deloy. ve Bilc n<strong>or</strong> d€|.il abour rhis algo hn codp!rcd lo rhc<br />
<strong>or</strong>her llg<strong>or</strong>ithns, b*au* nuch of our w<strong>or</strong>t is bui<strong>lt</strong> upon &e Pathfind.r alg<strong>or</strong>iutn<br />
The Pathfiider alg<strong>or</strong>ilhm is b6ed upon Nai!\ tucthod of ilenrivc mue outins i<strong>or</strong><br />
cusbm inresded circuils [20]. Duins .eh i€<strong>or</strong>ion, every ne( is tipped_uP ed e<br />
olled, in thc se <strong>or</strong>d.r dnrin8 each neEftn. During a<strong>rl</strong>y it atio6, nett @ allow.d<br />
ro sha€ rouling rceutes *ilh olbd neb, As the it$atioos pto@ed, $. sh&in8 of<br />
nuln]g re$urccs is p.naliz.d. incftasing sdduolly<br />
wilh each it€talion, (Not. $al N!ir\<br />
<strong>rl</strong>eoi$n docs nol nllow ouling Esu@s lo bc ovcd*d)- Affr n large omb.r ol<br />
irenliois (up lo a f€{ hundrcd). the n.ts will negoti.te among .ons.sted Rsources to l.!<br />
.nd ftd r wry lo successfully NUlc llre cncuil. .lkrc inr trv rcso<strong>or</strong>ccs ro llrc Nls <strong>rl</strong>hr<br />
need $co rh. mosl By t-ourine.ll offic nea durn8 4ch iienlion nels thai do no(<br />
rbsolurcly r.quir€ congesrud oulins R$urces cm ,l$ be Bl@.cd<br />
'fh. brsic l']olhllnder dlS<strong>or</strong>ilhn routes neis $ing a bond$'fiN m.zc tuuttu! .lgonlhnr'<br />
A con funclion is applied to e.ch nodc (rcutin8 rceurce) 10 lry and minihi& co.Seslion
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