RFR(XL) 8199755: Update Graal

[dean.long at oracle.com]

On 5/1/18 10:22 AM, Andrew Haley wrote:
> On 04/23/2018 09:52 PM, dean.long at oracle.com wrote:
>> See the bug for the full list of Graal changes.
>> I separated out the changes needed for module-info.java and AOT.
> My AArch64 AOT changes seem to have missed the boat.  I can't tell you
> how disappointed I am after all this work.  :-(
>
> Did you really push Graal to OpenJDK just before importing my AOT
> changes into Graal?  Can we have another Graal import, please?
>

On the bright side, we have added a new mx command to automate most of 
the Graal import tasks.  This will reduce merge pain and facilitate more 
frequent and smaller imports in the future.  It may even encourage other 
volunteers to submit "Update Graal" RFRs :-)

dl