[aarch64-port-dev ] AARCH64 stage: next steps

[Vladimir Kozlov]

On 1/21/15 1:32 AM, Andrew Haley wrote:
> On 20/01/15 23:34, Vladimir Kozlov wrote:
>> I pushed 8068053 and 8068054 changes today.
>> Are these the last changes?
>> If yes, please, try to build whole JDK from sources in stage repository
>> and run tests.
>
> Okay.  I'm wondering how extensive these tests should be.  I guess I
> should do something a bit more extensive than simple smoke tests.
>
>> If everything alright, I will merge latest jdk9/dev into stage repo and
>> we can start final testing.
>
> Okay.
>
> One thing I should mention.  Since we merged JDK 8 and 9 late last
> year we have been seeing an assertion failure:
>
> #  Internal Error (/local/aarch64/jdk9/hotspot/src/share/vm/opto/ifg.cpp:693), pid=3309, tid=4395009634816
> #  assert(int_pressure.current_pressure() == count_int_pressure(liveout)) failed: the int pressure is incorrect

Do you see this failure only on arm64 or on other platforms too?

>
> We're still trying to track this down.  We have identified the
> changeset which triggers it, but we don't know exactly where the bug
> is.  Being unable to replay the compilation makes this especially
> difficult.

Some classes may not needed for compilation in replay. Try to remove corresponding lines in replay file.

Vladimir

>
> Andrew.
>