newbie startup question

Kashif Qayyum kashifq at gmail.com
Wed Jul 15 08:10:40 PDT 2009


Great, thanks for that.

- kashif Q.
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On Wed, Jul 15, 2009 at 8:09 AM, Marcelo Fukushima <takeshi10 at gmail.com>wrote:

> On Wed, Jul 15, 2009 at 11:29 AM, Raffaello
> Giulietti<raffaello.giulietti at gmail.com> wrote:
> > Christian Thalinger wrote:
> >> Raffaello Giulietti wrote:
> >>> Hello,
> >>>
> >>> I'd like to start playing with da Vinci, in particular with the
> java.dyn
> >>> classes (InvokeDynamic, CallSite, MethodHandle, etc.)
> >>>
> >>> They seem to be included in the more recent "Java Platform, Standard
> >>> Edition 7 Binary Snapshot Releases" found at
> >>> http://download.java.net/jdk7/binaries/. So I'm wondering if they are
> >>> complete enough and usable or if I shall build Da Vinci from the
> >>> Mercurial repos.
> >>
> >> Yes, current builds have JSR 292 support, although it's not complete.
> >
> > I just successfully compiled and ran a tiny program with one
> > InvokeDynamic call site and the bootstrap method. I did the build in
> > NetBeans but had to execute the program on the command line. Running
> > inside NetBeans doesn't work right, probably because NB sees confusing
> > errors in the source.
> >
> >> One major point is that there is no compiler support and you have to run
> >> your programs with the interpreter (-Xint).  This, plus some other
> >> fixes, has been fixed in the mlvm repository.
> >>
> >
> > I guess you mean JIT compiler support, not javac.
> >
> > Seems to work even without -Xint (but, of course, not without
> > -XX:+EnableInvokeDynamic). What are the problems that -Xint is supposed
> > to circumvent?
>
> i think he meant that invoke dynamic (also refered to 'indy' on this
> list) does not work on compiled mode (JIT compiled that is)
>
> >
> >
> >> Building is not easy, that's right, so it depends on what you want to
> >> play with.  I'd say, give a binary snapshot a try and if you run into
> >> problems, build it yourself.  I'd be glad to help you with that.
> >>
> >
> > Christian, I hope to be able to bother neither you nor any other
> > subscriber, but I still would like to thank you in advance for your help.
> >
> > Raffaello
> > _______________________________________________
> > mlvm-dev mailing list
> > mlvm-dev at openjdk.java.net
> > http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev
> >
>
>
>
> --
> http://mapsdev.blogspot.com/
> Marcelo Takeshi Fukushima
> _______________________________________________
> mlvm-dev mailing list
> mlvm-dev at openjdk.java.net
> http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev
>
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