ok so this is totally different then. Stef
On Jan 20, 2010, at 9:20 AM, Stefan Marr wrote: > You mean how their approaches compare? (I would guess, there is no direct > involvement of people in both projects.) > > PyPy is a generator approach, your language specification i.e. the > interpreter is used > to generate a VM. > You use a high-level language i.e. RPython to implement a classic > interpreter, which is then transformed by a powerful tool-chain to your C > implementation (and a JIT). Stuff like GC is just generated for you. > The result is one specific VM, which is generated for your language. > > > With Parrot it is much like with a classic VM like JVM or CLR/.NET. > You are using one existing VM. > Language developers use the Parrot Assembly language (PASM) or the Parrot > Intermediate Representation (PIR) which can then be compiled to the bytecode > set. > Furthermore, they can extend the bytecode set with their own instructions > (primitives). > So, you are basically compiling your target language while using all the > runtime features of the Parrot VM. So, here the 'power' is in the VM, not in > a transformation tool chain. > > Best > Stefan > > > > On 20 Jan 2010, at 09:02, Stéphane Ducasse wrote: > >> stefan >> >> do you know how this is linked with pypy? >> >> Stef >> >> On Jan 20, 2010, at 8:50 AM, Stefan Marr wrote: >> >>> >>> On 20 Jan 2010, at 06:12, Miguel Enrique Cobá Martinez wrote: >>> >>>> Parrot has just been released: >>>> http://www.parrot.org/news/2010/Parrot-2.0.0 >>>> >>>> I would like to know, from the VM experts from the community, if this VM >>>> can be used to run Smalltalk. >>> Well, as someone mentioned, there seems to be Smalltalk implementation... >>> >>> But, probably it is hard to get it fast. >>> Parrot uses a very unique approach. >>> Actually, they try to provide a language runtime for all kinds of >>> languages, and the right tools to build them: >>> http://www.linux-mag.com/cache/7373/1.html >>> >>> Eliot mentioned primitives, well, there is no concept of a primitive in >>> Parrot. >>> Instead, they have a unification of bytecodes and primitives. The idea is, >>> to give you the tools to develop the bytecode you need for your language, >>> which can be loaded dynamically during execution. >>> It will be interesting to see, how they can get their JIT fast with this >>> strategy. >>> >>> Best >>> Stefan >>> >>> >>>> The site says that >>>> >>>> "Parrot is a virtual machine aimed at running all dynamic languages.". >>>> >>>> but I don't know anything about VM so this sounds to me a bit like black >>>> magic. >>>> >>>> Is there something in the squeak vm that is specific to the way >>>> smalltalk works or a generic virtual machine (maybe with a upper layer >>>> understanding Smalltalk specifics) can be used. >>>> >>>> Thanks for the answers >>>> >>>> -- >>>> Miguel Cobá >>>> http://miguel.leugim.com.mx >>>> >>>> >>>> _______________________________________________ >>>> Pharo-project mailing list >>>> [email protected] >>>> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project >>> >>> -- >>> Stefan Marr >>> Software Languages Lab >>> Vrije Universiteit Brussel >>> Pleinlaan 2 / B-1050 Brussels / Belgium >>> http://soft.vub.ac.be/~smarr >>> Phone: +32 2 629 3956 >>> Fax: +32 2 629 3525 >>> >>> >>> _______________________________________________ >>> Pharo-project mailing list >>> [email protected] >>> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project >> >> >> _______________________________________________ >> Pharo-project mailing list >> [email protected] >> http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project > > -- > Stefan Marr > Software Languages Lab > Vrije Universiteit Brussel > Pleinlaan 2 / B-1050 Brussels / Belgium > http://soft.vub.ac.be/~smarr > Phone: +32 2 629 3956 > Fax: +32 2 629 3525 > > > _______________________________________________ > Pharo-project mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project _______________________________________________ Pharo-project mailing list [email protected] http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-project
