[Gc] gc and iphone / xcode

Zoltan Varga vargaz at gmail.com
Thu Jun 4 16:37:55 PDT 2009


  mono's copy of libgc has been modified to work on the iphone:


Look for darwin related changes in the ChangeLog file.


On Fri, Jun 5, 2009 at 1:29 AM, Bruce Hoult <bruce at hoult.org> wrote:

> On Fri, Jun 5, 2009 at 11:09 AM, Joseph Rukshan Fonseka
> <ruki at rukispot.com> wrote:
> > Hello.
> >
> > I have a large java application that I am converting to C++. I have
> > discovered that correct memory deallocation is going to be a nightmare
> > simply because of the nature of the Java language as it supports garbage
> > collection.
> >
> > I discovered the gc library and wish to use it.
> >
> > My question is has anyone been able to use this library in xcode for the
> > iphone? The new code will be written in objective-C however the existing
> > Java code I am porting to C++.  How do I set up my project to use the
> > library?
> There are apps in the AppStore using the GC but it does not work out
> of the box. Darwin is supported on PowerPC and x86, but not ARM.  ARM
> is supported on Linux, but not on Darwin.
> It's not a big deal and I filled in the missing support at a previous
> job. Naturally I don't have that code now (and was not allowed to
> contribute it back) but mostly it wasn't hard -- just look for the
> places that conditionalize on PowerPC and x86 for Darwin and add an
> ARM case.
> The one thing I couldn't figure out (or didn't have time) was how to
> parse the stack frames. So I just made it so that client code had to
> call a function to register the stack base for each new thread it
> created.
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