[oe] [meta-java][PATCH] OpenJDK-8: For x86 and ARM

Otavio Salvador otavio.salvador at ossystems.com.br
Fri Aug 28 17:29:25 UTC 2015


On Fri, Aug 28, 2015 at 4:12 AM, Richard Leitner
<richard.leitner at skidata.com> wrote:
> On 08/28/2015 03:14 AM, Vinay K. Awasthi wrote:
>> Rebased it again with latest change-set and tested it on oe-core master with latest mate-openembedded.
>>
>> There is no change in recipe.
>>
>> This enables OpenJDK-8 jre/jdk for x86 and ARM.
>>
>> This recipe is tested for arm (zero VM) and x86 (hotspot vm).
>>
>> To build just use bitbake openjdk-8.
>
> I successfully compiled and tested it for/on an ARMv7 Cortex A9 CPU:
> # /usr/lib/jvm/java-8-openjdk/jre/bin/java -version
> openjdk version "1.8.0-internal"
> OpenJDK Runtime Environment (build 1.8.0-internal-leri_2015_08_28_08_47-b00)
> OpenJDK Zero VM (build 25.60-b23, interpreted mode)
>
> Also X11/awt/swing works fine! Only problem for me is that ZeroVM is
> running in "interpreted mode". Therefore my programs are running really
> slow.
>
> Was the "mixed mode" available/working in your tests?
>
> IMHO a working JIT (=> mixed-mode) is a must-have for merging this patch
> upstream. What do you think Otavio?

Yes, I agree. There are other people working in OpenJDK 8 here[1] (at
ml) it seems so maybe we could share some ideas on how to fix it.

1. https://github.com/rehsack/meta-java

-- 
Otavio Salvador                             O.S. Systems
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