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example OpenACC OpenMP
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/nrnconf.h#L36 #pragma acc declare create(var)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/mechanism/register_mech.cpp#L24 #pragma acc declare copyin(secondorder)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/gpu/nrn_acc_manager.cpp#L915 #pragma acc wait(nt->stream_id) #pragma omp taskwait (?)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/network/netcvode.cpp#L597 #pragma acc update host(nsbuffer[0:nt->_net_send_buffer_cnt]) if (nt->compute_gpu) async(stream_id)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/apps/main1.cpp#L563 #pragma acc update device(var) if (compute_gpu)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/mechanism/membfunc.hpp#L112 #pragma acc routine seq
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/network/netcvode.cpp#L550-L554 #pragma acc parallel loop present(var) copy(var) if (var) async(var)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/network/netcvode.cpp#L577 #pragma acc atomic capture
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/network/partrans.cpp#L162 #pragma acc enter data create(src_gather[0 : n_src_gather]) if (nt->compute_gpu)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/permute/cellorder.cpp#L503 #pragma acc atomic update
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/permute/cellorder.cpp#L540 #pragma acc loop seq
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/permute/cellorder.cpp#L607-L611 #pragma acc parallel loop gang vector vector_length(warpsize) present(var) if (var) async(stream_id)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/sim/fadvance_core.cpp#L331 #pragma acc update self(gather_i[0:1]) if(nth->compute_gpu) async(nth->stream_id)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/sim/solve_core.cpp#L75-L77 #pragma acc parallel loop seq present(var) async(stream_id) if (var)
https://github.com/BlueBrain/CoreNeuron/blob/d565f3512c8f70d11bf64b04f06bccada1473fda/coreneuron/utils/vrecord.cpp#L108 #pragma acc kernels present(this) if(var)