Re: GDB and the OpenJDK JVM

[Gary Benson <gbenson at redhat dot com>]

Daniel Jacobowitz wrote:
> On Thu, Feb 9, 2012 at 11:16 AM, Gary Benson <gbenson@redhat.com> wrote:
> > Daniel Jacobowitz wrote:
> > > Has anyone investigated non-trivial integration between GDB and this
> > > (or any other) JVM? ?So far I haven't turned up anything useful. ?Some
> > > examples of the sorts of integration I mean:
> > >
> > > * Showing information about Java objects given JNI handles
> > > * Interleaving Java frames in the stack trace
> > > * Fabricating unwind information for JIT'd code
> > > * Automatically handling SEGVs related to the garbage collector
> > > ? without hiding SEGVs for native code
> >
> > I don't know of anybody who has done any work in this area. ?I do know
> > that HotSpot has a number of functions designed solely to be called by
> > debuggers or debug code, and it's possible that #1 and #3 are covered
> > that way. ?None of this stuff is documented anywhere I know of so it's
> > worth asking on one of the HotSpot lists in case somebody can help.
> 
> Thanks!  Is there a list you'd recommend?

Probably this one:
http://mail.openjdk.java.net/mailman/listinfo/hotspot-dev

Cheers,
Gary

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http://gbenson.net/