From: Daniel Peyrolon <tuchalia@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] JIT (mostly off topic)
Date: Tue, 9 Sep 2014 23:09:40 +0100 [thread overview]
Message-ID: <CA+yaQw_eN7S4vFfX7r=L1GBHF3E1z9fQEUf3==UE+w2NtT8Gqw@mail.gmail.com> (raw)
In-Reply-To: <5027045b88fe7d178a0926131e4205f1@quintile.net>
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Hello Steve,
I'm currently implementing JIT compilation on the FreeBSD firewall on
netmap, using LLVM.
(So yes, there's people doing this, maybe not as you expected it).
Maybe you can use LLVM on that OS, I'm not sure.
As for the DEP thing, Aram got before me, I was about to say that.
2014-09-09 22:45 GMT+01:00 Steve Simon <steve@quintile.net>:
> Years ago The Commander and Bart Locanthi used JIT
> in the form of some C that write machine code into an
> array of chars, cast it to a function pointer, and called it.
> (I appologise if the details are not correct but this is the idea).
>
> I have a need for such a thing again - trying to speed up
> a compressed video decoder.
>
> Anyone done such a thing this millenium? Does the x86 data execution
> prevention mean you just cannot do this - my targets are desktop OSs
> other than plan9 (sadly).
>
> -Steve
>
>
--
Daniel
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next prev parent reply other threads:[~2014-09-09 22:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-09 21:45 Steve Simon
2014-09-09 22:04 ` Aram Hăvărneanu
2014-09-09 22:09 ` Daniel Peyrolon [this message]
2014-09-09 22:18 ` Skip Tavakkolian
2014-09-09 23:53 ` Rob Pike
2014-09-10 4:48 ` Bakul Shah
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