hi, For the feature of memory management optimization in JIT, I want to know if Hotspot and/or JikesRVM have installed it, or if there would be some achievement that we DRLVM can get help from.
Thanks :) Lei Zhao ----- Original Message ----- From: "Egor Pasko" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Thursday, December 21, 2006 6:20 PM Subject: Re: [drrvm][jitrino] How can we start Escape Analysis > On the 0x245 day of Apache Harmony Mikhail Fursov wrote: >> On 12/19/06, Yu Zhang <[EMAIL PROTECTED]> wrote: >> > >> > Thanks for your helps. :-) >> > We are interested not only in the EA, but also in the synchronization >> > techniques. >> > I further want to know whether EA is used for improving memory management >> > in jitrino. >> > >> Yu Zhang, >> AFAIK current EA implementation in Jitrino does not perform any memory >> management optimizations. This is an open area for improvements, especially >> after interface devirtualization patch was committed to the trunk. > > my 2c: "Lazy Exception" optimization pass targets on improving memory > management in Jitrino (with VM support), it targets on detection if > exception object is used in the 'catch' (of another method) and avoids > object creation if it can prove allocation is not necessary. Not EA, > but similar. > > -- > Egor Pasko > >
