[webkit-gtk] Porting V8 to WebKit

Nayan Kumar K nayankk at motorola.com
Sat Aug 27 12:52:13 PDT 2011

Here is the performance analysis between JSC and V8 on an x86 reference
machine - http://xc0ffee.wordpress.com/2011/08/27/webkit-gtk-jsc-vs-v8/.

I am also planning to benchmark the results on an arm reference board, will
publish the results soon.

On Wed, Aug 3, 2011 at 10:53 PM, Nayan Kumar K <nayankk at motorola.com> wrote:

>> We have discussed about this in the past, the conclusion was that
>> adding all this code without a good reason is not that interesting,
>> our understanding is that in big projects with long story you have to
>> care about the code maintainability not just adding features. It will
>> add more work to maintain the port and more complexity when trying to
>> do some things. And basically performance tests were showing we have both
>> engines in the same ballpark so choosing one or the other will not
>> give any benefit to the user.
> I agree about your concerns on code maintainability. Please note that the
> patch was uploaded just for feedbacks/questions/concerns (like this. :)). I
> believe that this patch can be further re-factored (especially the code in
> WeCore/GNUmakefile.am and WebCore/GNUmakefile.list.am files) so that it
> eases the code maintenance (which I am willing to do anyways). We could aim
> to push this patch with at-most isolation as possible.
>> Anyway if you want to push this patch I would say the best option is
>> that you try to show how this is a big improvement or that it will be a
>> separate part of the code that will not cause any issue. But this is
>> just my understanding of what was the situation.
> Below are the result based on a quick performance benchmarking, with 91387
> of WebKit and 8745 revision of V8
> Benchmarking Suite : V8 benchmark suite by Google
> URL : http://v8.googlecode.com/svn/data/benchmarks/v6/run.html
> Host machine: x86-64
> Score with SFX: 3454
> Score with V8: 8366
> Of-course,  judgment on performance benefit cannot be based only on V8
> bench-marking suite. I will provide the results with Sunspider and Dromaeo
> suite soon.
>> Btw, usually in this kind of patches the best idea before starting to
>> work is asking to the people that was already checking it why it was
>> stopped.
>> Hope it helps.
> --
> Cheers,
> *Nayan*

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