ARM Java.

David Brown kplug at davidb.org
Tue Nov 10 09:47:31 PST 2009


On Tue, Nov 10, 2009 at 09:34:03AM -0800, chris at seberino.org wrote:
>On Tue, Nov 10, 2009 at 09:04:56AM -0800, David Brown wrote:
>> <http://www.sun.com/aboutsun/pr/2009-06/sunflash.20090604.1.xml>
>> <http://java.sun.com/javase/downloads/embedded.jsp>
>>
>> It appears that Sun's Java is now available for ARM targets, and there
>> is even a version specialized for our Scorpion CPU.  Having Java makes
>> the target a lot more useful, at least to me.
>
>I thought Android already took care of this?

Dalvik is _not_ a JVM.  It is an alternative byte code that must be
recompiled off-target to produce the dalvik.  It doesn't run anything
that creates dynamic bytecodes.  It's class libraries are missing
enough functionality that some things are difficult to port.

The Sun JVM should be able to run Thinkfree, or Eclipse.  You could
also do development right on the device, which given the keyboard and
screen is a lot more reasonable of a thing to do.

It's also going to be significantly slower than running a real JIT on
the target.

David



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