linux-kernel - Re: mapping instructions to dynamic languages like java, python, ruby

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Message-ID: <87tx9kr38z.fsf@sejong.aot.lge.com>
Date:	Wed, 23 Apr 2014 15:03:56 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Don Zickus <dzickus@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Jiri Olsa <jolsa@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>,
	William Cohen <wcohen@...hat.com>
Subject: Re: mapping instructions to dynamic languages like java, python, ruby

Hi Stephane,

On Tue, 22 Apr 2014 21:05:11 +0200, Stephane Eranian wrote:
> Hi Don,
>
> I have been working on the JIT code support for a while now.
> I have something working well for more than Java now. It reuses
> some of the same principles as the OProfile support but extend
> them to support more advanced JIT features such as address
> recycling and code movements.
>
> I intend to contribute that code for perf once it is finalized.
> Note that it uses a module developed by Sonny Rao to
> export the perf timestamp time source via a posix-clock.
> This clock discussion has been going on for a while and
> never reached a conclusion. So I decided to go with the
> simple posix-clock module for the time being.

I'm looking forward to seeing your patches soon!

Thanks,
Namhyung
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