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From Alexei Fedotov <alexei.fedo...@gmail.com>
Subject Re: patch OK?
Date Mon, 21 Dec 2009 11:32:14 GMT
Egor, I share your concern.

Ever changing nature of today's world implies that optimizing JIT have
to be aware of JVMTI, though I cannot request implementing that from
the patch author.




On Sat, Dec 19, 2009 at 1:11 PM, Egor Pasko <egor.pasko@gmail.com> wrote:
> On the 0x689 day of Apache Harmony Alexei Fedotov wrote:
>> [added dev@]
>>
>> Egor,
>> Thanks for asking for review. I miss code exercises. The code looks
>> ok. BTW, the review took me here [1] - thanks Google for the wonderful
>> instrument.
>>
>> As for your last question, TI appeared in java earlier than
>> java.lang.instrument. This means implementing the latter using the
>> former may make some sense.
>>
>> [1] http://www.google.com/codesearch/p?hl=ru#TasP9sO-cIM/trunk/vm/vmcore/src/jvmti/jvmti.cpp&q=load_agentlib&exact_package=http://svn.apache.org/repos/asf/harmony/enhanced/drlvm/
>
> Thanks, Alexey!
>
> I am totally not an expert in TI, please, correct me.
>
> My concern was that in TI mode DRLVM runs slower. One reason to this
> is that Jitrino.OPT does not support TI. It sounds like a high price
> to pay for some innocent instrumentations. What can we do about this?
>
> --
> Egor Pasko
>
>



-- 
With best regards / с наилучшими пожеланиями,
Alexei Fedotov / Алексей Федотов,
http://www.telecom-express.ru/
http://harmony.apache.org/
http://www.expressaas.com/
http://openmeetings.googlecode.com/

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