[gambit-list] Gambit in the browser

Amirouche Boubekki amirouche.boubekki at gmail.com
Tue Jul 23 19:52:00 EDT 2013


2013/7/23 Mikael <mikael.rcv at gmail.com>

> Awesome!
>
> 2013/6/9 Marc Feeley <feeley at iro.umontreal.ca>
>
>> I have been experimenting with the emscripten C to JavaScript compiler.
>>  I have used it to compile the Gambit interpreter into JavaScript.  This
>> allows the Gambit interpreter to run in the browser!  Just direct your
>> browser to
>>
>>     http://feeley.github.io/gambit-in-the-browser
>>
>>
>
>> Be patient... it can take 30 seconds to a minute to load the page
>> (there's about 11 MB of JavaScript code).
>
>
> gzip -9 brings the 11.2MB to 1.88MB which is really fair.
>
> The feeley.github.io server has automatic gzip (-6?) compression enabled
> already so what's transfered currently is 2.6MB. Download time seems to be
> ~1.5s so the server probably cached the compressed content, so all that is
> not a bottleneck.
>
> Then, probably what takes the most time here is the web browser JS
> parsing. Probably browsers will improve this, with the advent of asm.js and
> alike.
>
> Maybe if doing emscripten compilation with ASM_JS as target configuration
> and running on Firefox nightly that includes asm.js now, the
> parse/initialization time would go down alot already.
>

Parsing will still be done by the Javascript engine so this won't improve
the loading time. I'm not sure this is practical.

You might be interested by
http://www.rfk.id.au/blog/entry/pypy-js-first-steps/

Is it possible to access the dom ?
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