RFR: 8227068: [Graal] MappedByteBuffer bulk access memory failures are not handled gracefully

[Jamsheed]

Thank you, Vladimir. verified it, tier6-aot InternalErrorTest tests 
passes now.

pushed.

Best regards,

Jamsheed

On 12/07/19 10:08 PM, Vladimir Kozlov wrote:
> Good.
>
> I put instructions in bug report how to run failed test with AOTed 
> java.base. Please run those tests to make sure you fixed the issue.
>
> Thanks,
> Vladimir
>
> On 7/12/19 7:26 AM, Jamsheed wrote:
>> Hi Vladimir,
>>
>> upstream Graal PR is approved and is merged to master (links in jbs). 
>> i have applied the same patch on jdk-jdk
>>
>> webrev: http://cr.openjdk.java.net/~jcm/8227068/webrev.01/
>>
>> request for review.
>>
>> Best regards,
>>
>> Jamsheed
>>
>> On 09/07/19 9:40 PM, Vladimir Kozlov wrote:
>>> Looks good. But I think you should go through upstream Graal PR 
>>> first. You can push into jdk/jdk simultaneously but changes should 
>>> match to upstream changes.
>>>
>>> thanks,
>>> Vladimir
>>>
>>> On 7/9/19 8:29 AM, Jamsheed wrote:
>>>> Hi,
>>>>
>>>> Request for review
>>>>
>>>> JDK-8191278 guarded c2 compiler Unsafe.copyMemory intrinsic for 
>>>> invalid memory access failures. this was not done for graal 
>>>> compiler intrinsic.
>>>>
>>>> this patch handles graal case.
>>>>
>>>> jbs: https://bugs.openjdk.java.net/browse/JDK-8227068
>>>>
>>>> webrev: http://cr.openjdk.java.net/~jcm/8227068/webrev.00/
>>>>
>>>> tested: graal unittests, mach5 (1-5, tests running)
>>>>
>>>> aot failing test: manually verified.
>>>>
>>>> Best regards,
>>>>
>>>> Jamsheed
>>>>