[Openmp-dev] nvlink error : Undefined reference to '_ZNK14AggregateDatumIN4nest12ConnectionIDEXadL_ZNS0_10NestModule14ConnectionTypeEEEE5printERSo' in '/tmp/event_delivery_manager-656e32.cubin'

Itaru Kitayama via Openmp-dev openmp-dev at lists.llvm.org
Thu Feb 13 12:20:47 PST 2020 

Right

Its under my GotHub account ikitayama

On Fri, Feb 14, 2020 at 5:19 Alexey Bataev <a.bataev at outlook.com> wrote:

> Hmm, I don't see this branch in the NEST repo
>
> -------------
> Best regards,
> Alexey Bataev
>
> 13.02.2020 3:16 PM, Itaru Kitayama пишет:
>
> Alexey,
> The branch I’m working on is
>
> clang-openmp-offloading
>
>
> On Fri, Feb 14, 2020 at 4:56 Alexey Bataev <a.bataev at outlook.com> wrote:
>
>> Hi Itaru, tried to rebuild the latest NEST with latest trunk clang
>> compiler. Everything linked correctly with the offloading flags.
>>
>> -------------
>> Best regards,
>> Alexey Bataev
>>
>> 12.02.2020 11:55 PM, Itaru Kitayama пишет:
>>
>> Alexey,
>>
>> In my app, NEST, the code which creates an object on the device does not
>> build if offloading flags are enabled but
>> does build without it. It will likely be difficult to come up with a
>> compact reproducer, would it be ok for you to ask to take
>> a look at the code I am working on?
>>
>> On Tue, Feb 4, 2020 at 8:01 PM Alexey Bataev <a.bataev at outlook.com>
>> wrote:
>>
>>> It must be fixed. But you need to add #include <new> to your program.
>>>
>>> Best regards,
>>> Alexey Bataev
>>>
>>> 3 февр. 2020 г., в 23:34, Itaru Kitayama <itaru.kitayama at gmail.com>
>>> написал(а):
>>>
>>> 
>>> Alexey,
>>>
>>> Am still seeing a build time error like below:
>>> $ clang++ -g -fopenmp -fopenmp-targets=nvptx64 new.cpp
>>> nvlink error   : Undefined reference to '_Znam' in
>>> '/tmp/new-a4b234.cubin'
>>> clang-11: error: nvlink command failed with exit code 255 (use -v to see
>>> invocation)
>>> $ cat new.cpp
>>> int main() {
>>> #pragma omp target parallel for
>>> for (int i=0;i<10;i++) {
>>> int *a = new int[100];
>>> }
>>> }
>>>
>>> Are you still working on this? My Clang(-11) is the latest one built
>>> from Trunk.
>>>
>>>
>>> On Wed, Jan 22, 2020 at 4:34 AM Alexey Bataev <a.bataev at outlook.com>
>>> wrote:
>>>
>>>> Ok, it compiles with https://reviews.llvm.org/D73128 applied and
>>>> additional include of stdlib.h. Still, cannot be executed, though, most
>>>> probably beacuse of the virtual functions.
>>>>
>>>>
>>>> -------------
>>>> Best regards,
>>>> Alexey Bataev
>>>>
>>>> 20.01.2020 6:21 PM, Itaru Kitayama пишет:
>>>>
>>>> This reproducer attached, while it may have irrelevant code, shows the
>>>> issue.
>>>>
>>>> clang++ -g -fopenmp -fopenmp-targets=nvptx64 my1.cpp
>>>>
>>>>
>>>> On Fri, Jan 17, 2020 at 3:16 PM Alexey Bataev <a.bataev at outlook.com>
>>>> wrote:
>>>>
>>>>> No idea what does it mean. What  object? Where locally? Provide code
>>>>> and steps to reproduce.
>>>>>
>>>>> -------------
>>>>> Best regards,
>>>>> Alexey Bataev
>>>>>
>>>>> 16.01.2020 6:50 PM, Itaru Kitayama via Openmp-dev пишет:
>>>>>
>>>>> Hi,
>>>>>
>>>>> Locally creating an object under the target region causes nvlink
>>>>> errors (same code builds fine without offloading support flags):
>>>>>
>>>>>  nvlink error   : Undefined reference to
>>>>> '_ZNK14AggregateDatumIN4nest12ConnectionIDEXadL_ZNS0_10NestModule14ConnectionTypeEEEE5printERSo'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNK14AggregateDatumIN4nest12ConnectionIDEXadL_ZNS0_10NestModule14ConnectionTypeEEEE6pprintERSo'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZNK5Datum4infoERSo' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '__assert_fail' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest12ConnectionIDC2ERKS0_' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_Znam' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED1Ev' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest19WeightRecorderEventclEv' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN3sli4pool4growEm' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZSt20__throw_length_errorPKc' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZSt17__throw_bad_allocv' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_Znwm' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to 'strlen' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN5TokenC1El' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZdlPv' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to 'rand' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN5TokenC1Ed' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest19WeightRecorderEventC2Ev' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZSt18_Rb_tree_decrementPSt18_Rb_tree_node_base' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZSt29_Rb_tree_insert_and_rebalancebPSt18_Rb_tree_node_baseS0_RS_' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_Z8getValueIdET_RK5Token' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest12ConnectionIDC1Elllll' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_Z8ld_roundd' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNK4nest11SourceTable7get_gidEijm' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '__dynamic_cast' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNK4nest12ConnectionIDeqERKS0_' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest17ConnectionManager17get_delay_checkerEv' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest12DelayChecker21assert_valid_delay_msEd' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC1Ev' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7reserveEm' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendEPKcm' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4Name6insertERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZSt18_Rb_tree_incrementPSt18_Rb_tree_node_base' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest4Time5Range12STEPS_PER_MSE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN4nest5names6targetE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN4nest5names6weightE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN4nest5names7size_ofE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN4nest5names5delayE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest4Time5Range11MS_PER_STEPE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN4nest5names5rportE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZStL19piecewise_construct'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest13KernelManager24kernel_manager_instance_E' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZN10Dictionary9VoidTokenE'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN4nest10NestModule14ConnectionTypeE' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZTV5Datum' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to
>>>>> '_ZN14AggregateDatumIN4nest12ConnectionIDEXadL_ZNS0_10NestModule14ConnectionTypeEEEE6memoryE'
>>>>> in '/tmp/event_delivery_manager-656e32.cubin'
>>>>> nvlink error   : Undefined reference to '_ZL14max_block_size' in
>>>>> '/tmp/event_delivery_manager-656e32.cubin'
>>>>> clang-11: error: nvlink command failed with exit code 255 (use -v to
>>>>> see invocation)
>>>>> make[2]: *** [nestkernel/libnestkernel.so] Error 255
>>>>> make[1]: *** [nestkernel/CMakeFiles/nestkernel.dir/all] Error 2
>>>>> make: *** [all] Error 2
>>>>>
>>>>> What should I do?
>>>>>
>>>>> _______________________________________________
>>>>> Openmp-dev mailing listOpenmp-dev at lists.llvm.orghttps://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev
>>>>>
>>>>>
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