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From "Geir Magnusson Jr." <g...@pobox.com>
Subject Re: [drlvm][jitrino.JET] "-Xem jet:" and "-Xjit jet::wb4j" don't work anymore
Date Fri, 29 Sep 2006 08:41:48 GMT

On Sep 29, 2006, at 12:03 AM, Weldon Washburn wrote:

> On 9/28/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>>
>>
>> On Sep 28, 2006, at 9:39 PM, Weldon Washburn wrote:
>>
>> > On 9/28/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>> >>
>> >> Have you tried using a colon rather than a space after -Xem?
>> >
>> >
>> > Well, the "-X..." is unsuported old style switches.
>>
>> You sure?  Anything that is prefixed with -Xem: will be processed.
>> Whether or not the em deals with it is another story.
>>
>> Did you actually try it?
>
>
> I hacked around with it and got the following response:
>
> C:\t_harmony\drlvm\trunk\vm\MMTk>c:\t_harmony\drlvm\trunk\build 
> \win_ia32_msvc_de
> bug\deploy\jre\bin\java.exe -Xbootclasspath/p:.;mmtk.jar - 
> Xjit:jet::wb4j
> TestGe
> nMS 2
> *********************************************************************
> *                            WARNING !                              *
> * Command line options in form of -Xjit jet::arg are deprecated !   *
> *                                                                   *
> * The jet:: parameters are IGNORED                                  *
> *                                                                   *
> * To pass arguments to Jitrino.JET use                              *
> *          -Djit.<jit_name>.arg=value                               *
> * Use                                                               *
> *          -Djit.<jit_name>.show=help                               *
> * to get the list of supported args.                                *
> *********************************************************************
>

LOL.   Yep, I guess they're deprecated :)

>
>
>> Looking at Jitrino
>> > code, the new style looks like:
>> >
>> > -Djit.jet.arg.log=rt
>> >
>> > I tried grep'ing for write barrier and vmmagic support in the  
>> current
>> > harmonydrlvm but can't seem to find anything.
>> >
>> > Maybe the JIT guys can tell us the status of vmmagic and WB support
>> > in both
>> > OPT and JET.
>> >
>> >
>> >
>> >
>> >> geir
>> >>
>> >>
>> >> On Sep 28, 2006, at 6:29 PM, Weldon Washburn wrote:
>> >>
>> >> > Alex Astapchuk, Mikhail Fursov,
>> >> >
>> >> > With the patch blizzard of the last few weeks, Harmony-816 no
>> >> > longer works.
>> >> > The patches won't stick.  Can you put harmony-816 back together?
>> >> > Or if it
>> >> > make sense, we can close this JIRA and open another one.  In any
>> >> > case, I
>> >> > would like to make forward progress on MMTk port once again.  I
>> >> > realize
>> >> > Jitrino.OPT now has write barrier and vmmagic support.  I'd  
>> still
>> >> > like to
>> >> > keep Jitrino.JET functional.  Its much easier to debug with JET.
>> >> > Also, I
>> >> > will get to Jitrino.OPT once I get MMTk moved over to the latest
>> >> tree.
>> >> >
>> >> >    Thanks
>> >> >            Weldon
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> > --
>> >> > Weldon Washburn
>> >> > Intel Middleware Products Division
>> >>
>> >>
>> >>  
>> ---------------------------------------------------------------------
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>> >>
>> >>
>> >
>> >
>> > --
>> > Weldon Washburn
>> > Intel Middleware Products Division
>>
>>
>> ---------------------------------------------------------------------
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>>
>>
>
>
> -- 
> Weldon Washburn
> Intel Middleware Products Division


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