unladen swallow: python and llvm

[Jesse Noller]

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They're very open to answering questions.

2009/6/4 Luis M. González <luismgz at gmail.com>:
> I am very excited by this project (as well as by pypy) and I read all
> their plan, which looks quite practical and impressive.
> But I must confess that I can't understand why LLVM is so great for
> python and why it will make a difference.
>
> AFAIK, LLVM is alot of things at the same time (a compiler
> infrastructure, a compilation strategy, a virtual instruction set,
> etc).
> I am also confussed at their use of the term "jit" (is LLVM a jit? Can
> it be used to build a jit?).
> Is it something like the .NET or JAVA jit? Or it can be used to
> implement a custom jit (ala psyco, for example)?
>
> Also, as some pypy folk said, it seems they intend to do "upfront
> compilation". How?
> Is it something along the lines of the V8 javascript engine (no
> interpreter, no intermediate representation)?
> Or it will be another interpreter implementation? If so, how will it
> be any better...?
>
> Well, these are a lot of questions and they only show my confussion...
> I would highly appreciate if someone knowledgeable sheds some light on
> this for me...
>
> Thanks in advance!
> Luis
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