icedtea zero ARM atomic patch

[Andrew Haley]

Andrew Haley wrote:
> Xerxes Rånby wrote:
>> Greetings!
>>
>> Here is a patch for the ARM zero port to deal with missing atomic
>> operations in the ARM hardware, here implemented using linux-kernelcalls.
>> With this patch the zero hotspot and bootstrap-ecj part of icedtea6 do
>> compile on ARM targets.
> 
> Thanks.
> 
> It wasn't quite right: here are some corrections.

I'm still getting an IllegalMonitorState.  I'll have to debug it.

Andrew.