Re: [Q]IBM's Java 1.4.1 with IBM's JIT
Hi,
An aside ... we (ppc Linux) are really too small of a development community
and we should really have just one shared development list to get what few of
us are still active at least seeing/hearing what the others are doing.
Kevin
On Tuesday 02 September 2003 08:16, Kevin B. Hendricks wrote:
> Hi,
>
> You might want to check out the dev list at YellowDogLinux.
>
> it seems by IBM decided to NOT allow its JIT to run with G4 and other
> non-IBM processors.
>
> There was a bit of a storm (i.e. I complained loudly and so did others on
> that list and on the IBM java newsgroup). I then had to recompile my
> kernel to report I was using a 604e in /proc/cpuinfo and I was able to
> trick JIT into working.
>
> They said it was all a "mistake" and would fix it in the next release
> (AFAIK - that has not come yet).
>
> Later on someone pointed out an environement variable you can set to
> override the processor detection code in the JIT.
>
> ---snip---
> There is a workaround, which is to set the following environment
> variable:
>
> export JITC_PROCESSOR_TYPE= 6
>
> which will force the 604 class cpu code to be employed.
> ---snip---
>
> If you are interested in the whole sordid tale check out:
>
> The thread starts here:
> http://lists.terrasoftsolutions.com/pipermail/yellowdog-devel/2003-June/000
>209.html
>
>
> The environment variable workaround is here:
> http://lists.terrasoftsolutions.com/pipermail/yellowdog-devel/2003-July/000
>251.html
>
> Hope this helps,
>
> Kevin
>
> On Tuesday 02 September 2003 05:41, Benjamin Herrenschmidt wrote:
> > On Tue, 2003-09-02 at 04:44, W. Crowshaw wrote:
> > > Hi,
> > >
> > > Has anybody managed to get IBM's Java 1.4.1 (sadly,
> > > the only one available to us ppc'ers) working with
> > > the JIT its supplies. Its readme docs say that all
> > > you need to do is set the JAVA_COMPILER enviromental
> > > variable to: jitc. To test the docs say simply type:
> > > java -version and it will say "(JIT enabled: jitc)"
> > > Unfortunately, this doesn't work. I have to have
> > > the gij-3.0 package installed instead and the
> > > JAVA_COMPILER=NONE set for java to run at all.
> >
> > I'm getting JVM crashes when trying to use the JIT too
> >
> > Ben.
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