[aarch64-port-dev ] Fix for jdk9/dev build for aarch64

[Edward Nevill]

On Wed, 2015-03-25 at 13:35 +0000, Andrew Dinn wrote:
> On 25/03/15 09:17, Edward Nevill wrote:
> > Hi Andy,
> > 
> > Thanks for this.
> > 
> > Now that the aarch64 port has been merged to jdk9/dev all changes must
> > be accompanied by an issue report in the JDK bug system at
> > 
> > http://bugs.openjdk.java.net
> > 
> > I have already created a report for this issue along with a patch at
> > 
> > https://bugs.openjdk.java.net/browse/JDK-8075860
> 
> I don't understand what this patch is for. Surely it cannot be needed to
> make AArch64 builds work?
> 
> It looks like this is intended to re-enable building of code on x86
> using the AArch64 simulator (i.e. run make x86 with BUILTIN_SIM=true).
> If so then
> 
>   i) I am not sure whether we really want to maintian support for
> simulator builds on jdk9(+)
> 
>   ii) I would be very surprised to find that this is the only thing that
> needs fixing to make the simulator build fully functional again (we lost
> all the extra shared code changes which were needed to support proper
> debugging in the upstream merge).
> 
> Could you please explain the provenance, purpose and value of this patch?

No. The native build is broken. This fixes it.

Ed.