On Thu, 15 Jul 2021 15:54:50 GMT, Jorn Vernee wrote:
>> This patch rewrites the prologue and epilogue of panama upcalls, in order to
>> fix the test failure from the title.
>>
>> Previously, we did a call to potentially attach the current thread to the
>> VM, and then afterwards did the same s
On Fri, 16 Jul 2021 02:12:20 GMT, David Holmes wrote:
>> Jorn Vernee has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Address David's review comments
>
> src/hotspot/share/prims/universalUpcallHandler.cpp line 62:
>
>> 60: guarantee(
On Thu, 15 Jul 2021 15:54:50 GMT, Jorn Vernee wrote:
>> This patch rewrites the prologue and epilogue of panama upcalls, in order to
>> fix the test failure from the title.
>>
>> Previously, we did a call to potentially attach the current thread to the
>> VM, and then afterwards did the same s
On Thu, 15 Jul 2021 11:02:21 GMT, Jorn Vernee wrote:
>> How does native code reach a safepoint polling point?
>
> The stack trace looks like this:
>
>
> Current thread (0x02a2489f0b50): JavaThread "Thread-4551"
> [_thread_in_Java, id=24920, stack(0x00d9e050,0x00d9e060)]
>
On Thu, 15 Jul 2021 15:54:50 GMT, Jorn Vernee wrote:
>> This patch rewrites the prologue and epilogue of panama upcalls, in order to
>> fix the test failure from the title.
>>
>> Previously, we did a call to potentially attach the current thread to the
>> VM, and then afterwards did the same s
> This patch rewrites the prologue and epilogue of panama upcalls, in order to
> fix the test failure from the title.
>
> Previously, we did a call to potentially attach the current thread to the VM,
> and then afterwards did the same suspend and stack reguard checks that we do
> on the back-ed