▁code ▁for ▁the ▁host ▁machine . ▁In ▁this ▁case ▁port ing ▁requires ▁only ▁changing ▁the ▁' back ▁end ' ▁compiler . ▁Un like ▁dynamic ▁compilation , ▁as ▁defined ▁above , ▁increment al ▁compilation ▁does ▁not ▁involve ▁further ▁optim is ations ▁after ▁the ▁program ▁is ▁first ▁run . ▁ ▁See ▁also ▁▁ ▁Trans meta ▁process ors ▁dynamically ▁compile ▁x 8 6 ▁code ▁into ▁V LI W ▁code . ▁ ▁Dynamic ▁re comp ilation ▁ ▁Just - in - time ▁compilation ▁ ▁External ▁links ▁ ▁The ▁U W ▁Dynamic ▁Comp ilation ▁Project ▁Architecture ▁Em ulation ▁through ▁Dynamic ▁Comp ilation ▁S CI Run ▁Article ▁" Dynamic ▁Comp ilation , ▁Ref lection , ▁& ▁Custom izable ▁App s " ▁by ▁David ▁B . ▁Sc of ield ▁and ▁Eric ▁Berg man - T er rell ▁Article ▁" High - per formance ▁XML : ▁Dynamic ▁X Path ▁expressions ▁compilation " ▁by ▁Daniel ▁C azz ul ino ▁Matthew ▁R . ▁Arnold , ▁Stephen ▁F ink , ▁David ▁P . ▁Gro ve , ▁Michael ▁H ind , ▁and ▁Peter ▁F . ▁S ween ey , ▁A ▁Survey ▁of ▁Ada pt ive ▁Opt im ization ▁in ▁Virtual ▁Mach ines , ▁Pro ceed ings ▁of ▁the ▁IE EE , ▁ 9 2 ( 2 ), ▁February ▁ 2 0 0 5 , ▁P ages ▁ 4 4 9 - 4 6 6 . ▁ ▁Category : Compiler ▁construction <0x0A> </s> ▁The ▁F rem ont ▁T roll ▁( also ▁known ▁as ▁The ▁T roll , ▁or ▁the ▁T roll ▁Under ▁the ▁Bridge ) ▁is