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From Egor Pasko <egor.pa...@gmail.com>
Subject Re: [drlvm] IPF functionality
Date Fri, 13 Oct 2006 08:06:33 GMT
On the 0x201 day of Apache Harmony Rana Dasgupta wrote:
> I think that over time, we will start seeing  IPF specific code files
> appearing ... eg., quite a different jit, IPFhelpers.cpp,
> IPFexception_filters.cpp, IPFnativestack.cpp,  IPFprofiledrivers.cpp etc.
> That is my impression of how most IPF ports go. Even in the main codebase
> they will virtually be a branch. While they are architecturally quite
> seperate, they are seperate enough to maybe not cause a lot of conflict.
> So the question is really one of how we want to manage this, and if we want
> to consider the IPF work as mainline work or secondary. That is my
> understanding. I am fine with Geir's choice, and his comment about it being
> easier to manage one codeline makes sense. But I would request leaving this
> open for some more comments from the jit guys and others before we decide.

Actually, I am +1 to Geir. Let's face the problems not earlier than
they appear. When Geir becomes overwhelmed with IPF patches, we may
reconsider it to a separate branch. Premature optimization is the root
of all evil :)

> > On 10/12/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
> > >
> > > How about trying to do in main line for now, reserving branch until
> > > needed?
> > >
> > > We'd agree that committers put in the patches and test on supported
> > > platforms (not IPF) and those doing the IPF work test and adjust as
> > > necessary.
> > >
> > > That way, we at least try to keep one codeline that we know works.  It
> > > also would "restrict" the freedom of the IPF contributions to stay
> > > within the bounds of the mainline code, and in the event an architecture
> > > change is needed to support IPF that would affect other platforms, we
> > > can talk together.
> > >
> > > I volunteer to help with the IPF patches.
> > >
> > >

-- 
Egor Pasko, Intel Managed Runtime Division


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