atom_vec_atomic_kokkos.cpp

// clang-format off
/* ----------------------------------------------------------------------
   LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
   https://www.lammps.org/, Sandia National Laboratories
   LAMMPS development team: developers@lammps.org

   Copyright (2003) Sandia Corporation.  Under the terms of Contract
   DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
   certain rights in this software.  This software is distributed under
   the GNU General Public License.

   See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */

#include "atom_vec_atomic_kokkos.h"

#include "atom_kokkos.h"
#include "atom_masks.h"
#include "comm_kokkos.h"
#include "domain.h"
#include "error.h"
#include "fix.h"
#include "memory_kokkos.h"
#include "modify.h"

using namespace LAMMPS_NS;

/* ---------------------------------------------------------------------- */

AtomVecAtomicKokkos::AtomVecAtomicKokkos(LAMMPS *lmp) : AtomVec(lmp),
AtomVecKokkos(lmp), AtomVecAtomic(lmp)
{
  unpack_exchange_indices_flag = 1;
}

/* ----------------------------------------------------------------------
   grow atom arrays
   n = 0 grows arrays by DELTA
   n > 0 allocates arrays to size n
------------------------------------------------------------------------- */

void AtomVecAtomicKokkos::grow(int n)
{
  auto DELTA = LMP_KOKKOS_AV_DELTA;
  int step = MAX(DELTA,nmax*0.01);
  if (n == 0) nmax += step;
  else nmax = n;
  atomKK->nmax = nmax;
  if (nmax < 0 || nmax > MAXSMALLINT)
    error->one(FLERR,"Per-processor system is too big");

  atomKK->sync(Device,ALL_MASK);
  atomKK->modified(Device,ALL_MASK);

  memoryKK->grow_kokkos(atomKK->k_tag,atomKK->tag,nmax,"atom:tag");
  memoryKK->grow_kokkos(atomKK->k_type,atomKK->type,nmax,"atom:type");
  memoryKK->grow_kokkos(atomKK->k_mask,atomKK->mask,nmax,"atom:mask");
  memoryKK->grow_kokkos(atomKK->k_image,atomKK->image,nmax,"atom:image");

  memoryKK->grow_kokkos(atomKK->k_x,atomKK->x,nmax,"atom:x");
  memoryKK->grow_kokkos(atomKK->k_v,atomKK->v,nmax,"atom:v");
  memoryKK->grow_kokkos(atomKK->k_f,atomKK->f,nmax,"atom:f");

  grow_pointers();
  atomKK->sync(Host,ALL_MASK);

  if (atom->nextra_grow)
    for (int iextra = 0; iextra < atom->nextra_grow; iextra++)
      modify->fix[atom->extra_grow[iextra]]->grow_arrays(nmax);
}

/* ----------------------------------------------------------------------
   reset local array ptrs
------------------------------------------------------------------------- */

void AtomVecAtomicKokkos::grow_pointers()
{
  tag = atomKK->tag;
  d_tag = atomKK->k_tag.d_view;
  h_tag = atomKK->k_tag.h_view;

  type = atomKK->type;
  d_type = atomKK->k_type.d_view;
  h_type = atomKK->k_type.h_view;
  mask = atomKK->mask;
  d_mask = atomKK->k_mask.d_view;
  h_mask = atomKK->k_mask.h_view;
  image = atomKK->image;
  d_image = atomKK->k_image.d_view;
  h_image = atomKK->k_image.h_view;

  x = atomKK->x;
  d_x = atomKK->k_x.d_view;
  h_x = atomKK->k_x.h_view;
  v = atomKK->v;
  d_v = atomKK->k_v.d_view;
  h_v = atomKK->k_v.h_view;
  f = atomKK->f;
  d_f = atomKK->k_f.d_view;
  h_f = atomKK->k_f.h_view;
}

/* ----------------------------------------------------------------------
   sort atom arrays on device
------------------------------------------------------------------------- */

void AtomVecAtomicKokkos::sort_kokkos(Kokkos::BinSort<KeyViewType, BinOp> &Sorter)
{
  atomKK->sync(Device, ALL_MASK & ~F_MASK);

  Sorter.sort(LMPDeviceType(), d_tag);
  Sorter.sort(LMPDeviceType(), d_type);
  Sorter.sort(LMPDeviceType(), d_mask);
  Sorter.sort(LMPDeviceType(), d_image);
  Sorter.sort(LMPDeviceType(), d_x);
  Sorter.sort(LMPDeviceType(), d_v);

  atomKK->modified(Device, ALL_MASK & ~F_MASK);
}

/* ---------------------------------------------------------------------- */

template<class DeviceType,int PBC_FLAG>
struct AtomVecAtomicKokkos_PackBorder {
  typedef DeviceType device_type;

  typename ArrayTypes<DeviceType>::t_xfloat_2d _buf;
  const typename ArrayTypes<DeviceType>::t_int_2d_const _list;
  const int _iswap;
  const typename ArrayTypes<DeviceType>::t_x_array_randomread _x;
  const typename ArrayTypes<DeviceType>::t_tagint_1d _tag;
  const typename ArrayTypes<DeviceType>::t_int_1d _type;
  const typename ArrayTypes<DeviceType>::t_int_1d _mask;
  X_FLOAT _dx,_dy,_dz;

  AtomVecAtomicKokkos_PackBorder(
    const typename ArrayTypes<DeviceType>::t_xfloat_2d &buf,
    const typename ArrayTypes<DeviceType>::t_int_2d_const &list,
    const int &iswap,
    const typename ArrayTypes<DeviceType>::t_x_array &x,
    const typename ArrayTypes<DeviceType>::t_tagint_1d &tag,
    const typename ArrayTypes<DeviceType>::t_int_1d &type,
    const typename ArrayTypes<DeviceType>::t_int_1d &mask,
    const X_FLOAT &dx, const X_FLOAT &dy, const X_FLOAT &dz):
    _buf(buf),_list(list),_iswap(iswap),
    _x(x),_tag(tag),_type(type),_mask(mask),
    _dx(dx),_dy(dy),_dz(dz) {}

  KOKKOS_INLINE_FUNCTION
  void operator() (const int& i) const {
    const int j = _list(_iswap,i);
    if (PBC_FLAG == 0) {
      _buf(i,0) = _x(j,0);
      _buf(i,1) = _x(j,1);
      _buf(i,2) = _x(j,2);
      _buf(i,3) = d_ubuf(_tag(j)).d;
      _buf(i,4) = d_ubuf(_type(j)).d;
      _buf(i,5) = d_ubuf(_mask(j)).d;
    } else {
      _buf(i,0) = _x(j,0) + _dx;
      _buf(i,1) = _x(j,1) + _dy;
      _buf(i,2) = _x(j,2) + _dz;
      _buf(i,3) = d_ubuf(_tag(j)).d;
      _buf(i,4) = d_ubuf(_type(j)).d;
      _buf(i,5) = d_ubuf(_mask(j)).d;
    }
  }
};

/* ---------------------------------------------------------------------- */

int AtomVecAtomicKokkos::pack_border_kokkos(int n, DAT::tdual_int_2d k_sendlist, DAT::tdual_xfloat_2d buf,int iswap,
                               int pbc_flag, int *pbc, ExecutionSpace space)
{
  X_FLOAT dx,dy,dz;

  if (pbc_flag != 0) {
    if (domain->triclinic == 0) {
      dx = pbc[0]*domain->xprd;
      dy = pbc[1]*domain->yprd;
      dz = pbc[2]*domain->zprd;
    } else {
      dx = pbc[0];
      dy = pbc[1];
      dz = pbc[2];
    }
    if (space==Host) {
      AtomVecAtomicKokkos_PackBorder<LMPHostType,1> f(
        buf.view<LMPHostType>(), k_sendlist.view<LMPHostType>(),
        iswap,h_x,h_tag,h_type,h_mask,dx,dy,dz);
      Kokkos::parallel_for(n,f);
    } else {
      AtomVecAtomicKokkos_PackBorder<LMPDeviceType,1> f(
        buf.view<LMPDeviceType>(), k_sendlist.view<LMPDeviceType>(),
        iswap,d_x,d_tag,d_type,d_mask,dx,dy,dz);
      Kokkos::parallel_for(n,f);
    }

  } else {
    dx = dy = dz = 0;
    if (space==Host) {
      AtomVecAtomicKokkos_PackBorder<LMPHostType,0> f(
        buf.view<LMPHostType>(), k_sendlist.view<LMPHostType>(),
        iswap,h_x,h_tag,h_type,h_mask,dx,dy,dz);
      Kokkos::parallel_for(n,f);
    } else {
      AtomVecAtomicKokkos_PackBorder<LMPDeviceType,0> f(
        buf.view<LMPDeviceType>(), k_sendlist.view<LMPDeviceType>(),
        iswap,d_x,d_tag,d_type,d_mask,dx,dy,dz);
      Kokkos::parallel_for(n,f);
    }
  }
  return n*6;
}

/* ---------------------------------------------------------------------- */

template<class DeviceType>
struct AtomVecAtomicKokkos_UnpackBorder {
  typedef DeviceType device_type;

  const typename ArrayTypes<DeviceType>::t_xfloat_2d_const _buf;
  typename ArrayTypes<DeviceType>::t_x_array _x;
  typename ArrayTypes<DeviceType>::t_tagint_1d _tag;
  typename ArrayTypes<DeviceType>::t_int_1d _type;
  typename ArrayTypes<DeviceType>::t_int_1d _mask;
  int _first;


  AtomVecAtomicKokkos_UnpackBorder(
      const typename ArrayTypes<DeviceType>::t_xfloat_2d_const &buf,
      typename ArrayTypes<DeviceType>::t_x_array &x,
      typename ArrayTypes<DeviceType>::t_tagint_1d &tag,
      typename ArrayTypes<DeviceType>::t_int_1d &type,
      typename ArrayTypes<DeviceType>::t_int_1d &mask,
      const int& first):
      _buf(buf),_x(x),_tag(tag),_type(type),_mask(mask),_first(first) {
  };

  KOKKOS_INLINE_FUNCTION
  void operator() (const int& i) const {
    _x(i+_first,0) = _buf(i,0);
    _x(i+_first,1) = _buf(i,1);
    _x(i+_first,2) = _buf(i,2);
    _tag(i+_first) = (tagint) d_ubuf(_buf(i,3)).i;
    _type(i+_first) = (int) d_ubuf(_buf(i,4)).i;
    _mask(i+_first) = (int) d_ubuf(_buf(i,5)).i;
  }
};

/* ---------------------------------------------------------------------- */

void AtomVecAtomicKokkos::unpack_border_kokkos(const int &n, const int &first,
                     const DAT::tdual_xfloat_2d &buf,ExecutionSpace space) {
  atomKK->modified(space,X_MASK|TAG_MASK|TYPE_MASK|MASK_MASK);
  while (first+n >= nmax) grow(0);
  if (space==Host) {
    struct AtomVecAtomicKokkos_UnpackBorder<LMPHostType> f(buf.view<LMPHostType>(),h_x,h_tag,h_type,h_mask,first);
    Kokkos::parallel_for(n,f);
  } else {
    struct AtomVecAtomicKokkos_UnpackBorder<LMPDeviceType> f(buf.view<LMPDeviceType>(),d_x,d_tag,d_type,d_mask,first);
    Kokkos::parallel_for(n,f);
  }

  atomKK->modified(space,X_MASK|TAG_MASK|TYPE_MASK|MASK_MASK);
}

/* ---------------------------------------------------------------------- */

template<class DeviceType>
struct AtomVecAtomicKokkos_PackExchangeFunctor {
  typedef DeviceType device_type;
  typedef ArrayTypes<DeviceType> AT;
  typename AT::t_x_array_randomread _x;
  typename AT::t_v_array_randomread _v;
  typename AT::t_tagint_1d_randomread _tag;
  typename AT::t_int_1d_randomread _type;
  typename AT::t_int_1d_randomread _mask;
  typename AT::t_imageint_1d_randomread _image;
  typename AT::t_x_array _xw;
  typename AT::t_v_array _vw;
  typename AT::t_tagint_1d _tagw;
  typename AT::t_int_1d _typew;
  typename AT::t_int_1d _maskw;
  typename AT::t_imageint_1d _imagew;

  typename AT::t_xfloat_2d_um _buf;
  typename AT::t_int_1d_const _sendlist;
  typename AT::t_int_1d_const _copylist;
  int _size_exchange;

  AtomVecAtomicKokkos_PackExchangeFunctor(
    const AtomKokkos* atom,
    const typename AT::tdual_xfloat_2d buf,
    typename AT::tdual_int_1d sendlist,
    typename AT::tdual_int_1d copylist):
    _size_exchange(atom->avecKK->size_exchange),
    _x(atom->k_x.view<DeviceType>()),
    _v(atom->k_v.view<DeviceType>()),
    _tag(atom->k_tag.view<DeviceType>()),
    _type(atom->k_type.view<DeviceType>()),
    _mask(atom->k_mask.view<DeviceType>()),
    _image(atom->k_image.view<DeviceType>()),
    _xw(atom->k_x.view<DeviceType>()),
    _vw(atom->k_v.view<DeviceType>()),
    _tagw(atom->k_tag.view<DeviceType>()),
    _typew(atom->k_type.view<DeviceType>()),
    _maskw(atom->k_mask.view<DeviceType>()),
    _imagew(atom->k_image.view<DeviceType>()),
    _sendlist(sendlist.template view<DeviceType>()),
    _copylist(copylist.template view<DeviceType>()) {
    const int maxsendlist = (buf.template view<DeviceType>().extent(0)*buf.template view<DeviceType>().extent(1))/_size_exchange;

    buffer_view<DeviceType>(_buf,buf,maxsendlist,_size_exchange);
  }

  KOKKOS_INLINE_FUNCTION
  void operator() (const int &mysend) const {
    const int i = _sendlist(mysend);
    _buf(mysend,0) = _size_exchange;
    _buf(mysend,1) = _x(i,0);
    _buf(mysend,2) = _x(i,1);
    _buf(mysend,3) = _x(i,2);
    _buf(mysend,4) = _v(i,0);
    _buf(mysend,5) = _v(i,1);
    _buf(mysend,6) = _v(i,2);
    _buf(mysend,7) = d_ubuf(_tag[i]).d;
    _buf(mysend,8) = d_ubuf(_type[i]).d;
    _buf(mysend,9) = d_ubuf(_mask[i]).d;
    _buf(mysend,10) = d_ubuf(_image[i]).d;
    const int j = _copylist(mysend);

    if (j>-1) {
    _xw(i,0) = _x(j,0);
    _xw(i,1) = _x(j,1);
    _xw(i,2) = _x(j,2);
    _vw(i,0) = _v(j,0);
    _vw(i,1) = _v(j,1);
    _vw(i,2) = _v(j,2);
    _tagw[i] = _tag(j);
    _typew[i] = _type(j);
    _maskw[i] = _mask(j);
    _imagew[i] = _image(j);
    }
  }
};

/* ---------------------------------------------------------------------- */

int AtomVecAtomicKokkos::pack_exchange_kokkos(const int &nsend,DAT::tdual_xfloat_2d &k_buf, DAT::tdual_int_1d k_sendlist,DAT::tdual_int_1d k_copylist,ExecutionSpace space)
{
  size_exchange = 11;

  if (nsend > (int) (k_buf.view<LMPHostType>().extent(0)*k_buf.view<LMPHostType>().extent(1))/size_exchange) {
    int newsize = nsend*size_exchange/k_buf.view<LMPHostType>().extent(1)+1;
    k_buf.resize(newsize,k_buf.view<LMPHostType>().extent(1));
  }
  if (space == Host) {
    AtomVecAtomicKokkos_PackExchangeFunctor<LMPHostType> f(atomKK,k_buf,k_sendlist,k_copylist);
    Kokkos::parallel_for(nsend,f);
    return nsend*size_exchange;
  } else {
    AtomVecAtomicKokkos_PackExchangeFunctor<LMPDeviceType> f(atomKK,k_buf,k_sendlist,k_copylist);
    Kokkos::parallel_for(nsend,f);
    return nsend*size_exchange;
  }
}

/* ---------------------------------------------------------------------- */

template<class DeviceType,int OUTPUT_INDICES>
struct AtomVecAtomicKokkos_UnpackExchangeFunctor {
  typedef DeviceType device_type;
  typedef ArrayTypes<DeviceType> AT;
  typename AT::t_x_array _x;
  typename AT::t_v_array _v;
  typename AT::t_tagint_1d _tag;
  typename AT::t_int_1d _type;
  typename AT::t_int_1d _mask;
  typename AT::t_imageint_1d _image;

  typename AT::t_xfloat_2d_um _buf;
  typename AT::t_int_1d _nlocal;
  typename AT::t_int_1d _indices;
  int _dim;
  X_FLOAT _lo,_hi;
  int _size_exchange;

  AtomVecAtomicKokkos_UnpackExchangeFunctor(
    const AtomKokkos* atom,
    const typename AT::tdual_xfloat_2d buf,
    typename AT::tdual_int_1d nlocal,
    typename AT::tdual_int_1d indices,
    int dim, X_FLOAT lo, X_FLOAT hi):
      _size_exchange(atom->avecKK->size_exchange),
      _x(atom->k_x.view<DeviceType>()),
      _v(atom->k_v.view<DeviceType>()),
      _tag(atom->k_tag.view<DeviceType>()),
      _type(atom->k_type.view<DeviceType>()),
      _mask(atom->k_mask.view<DeviceType>()),
      _image(atom->k_image.view<DeviceType>()),
      _indices(indices.template view<DeviceType>()),
      _nlocal(nlocal.template view<DeviceType>()),_dim(dim),
      _lo(lo),_hi(hi) {
        const int maxsendlist = (buf.template view<DeviceType>().extent(0)*
                                 buf.template view<DeviceType>().extent(1))/_size_exchange;
        buffer_view<DeviceType>(_buf,buf,maxsendlist,_size_exchange);
  }

  KOKKOS_INLINE_FUNCTION
  void operator() (const int &myrecv) const {
    X_FLOAT x = _buf(myrecv,_dim+1);
    int i = -1;
    if (x >= _lo && x < _hi) {
      i = Kokkos::atomic_fetch_add(&_nlocal(0),1);
      _x(i,0) = _buf(myrecv,1);
      _x(i,1) = _buf(myrecv,2);
      _x(i,2) = _buf(myrecv,3);
      _v(i,0) = _buf(myrecv,4);
      _v(i,1) = _buf(myrecv,5);
      _v(i,2) = _buf(myrecv,6);
      _tag[i] = (tagint) d_ubuf(_buf(myrecv,7)).i;
      _type[i] = (int) d_ubuf(_buf(myrecv,8)).i;
      _mask[i] = (int) d_ubuf(_buf(myrecv,9)).i;
      _image[i] = (imageint) d_ubuf(_buf(myrecv,10)).i;
    }
    if (OUTPUT_INDICES)
      _indices(myrecv) = i;
  }
};

/* ---------------------------------------------------------------------- */

int AtomVecAtomicKokkos::unpack_exchange_kokkos(DAT::tdual_xfloat_2d &k_buf, int nrecv, int nlocal,
                                                int dim, X_FLOAT lo, X_FLOAT hi, ExecutionSpace space,
                                                DAT::tdual_int_1d &k_indices)
{
  while (nlocal + nrecv/size_exchange >= nmax) grow(0);

  if (space == Host) {
    if (k_indices.h_view.data()) {
      k_count.h_view(0) = nlocal;
      AtomVecAtomicKokkos_UnpackExchangeFunctor<LMPHostType,1>
        f(atomKK,k_buf,k_count,k_indices,dim,lo,hi);
      Kokkos::parallel_for(nrecv/size_exchange,f);
    } else {
      k_count.h_view(0) = nlocal;
      AtomVecAtomicKokkos_UnpackExchangeFunctor<LMPHostType,0>
        f(atomKK,k_buf,k_count,k_indices,dim,lo,hi);
      Kokkos::parallel_for(nrecv/size_exchange,f);
    }
  } else {
    if (k_indices.h_view.data()) {
      k_count.h_view(0) = nlocal;
      k_count.modify<LMPHostType>();
      k_count.sync<LMPDeviceType>();
      AtomVecAtomicKokkos_UnpackExchangeFunctor<LMPDeviceType,1>
        f(atomKK,k_buf,k_count,k_indices,dim,lo,hi);
      Kokkos::parallel_for(nrecv/size_exchange,f);
      k_count.modify<LMPDeviceType>();
      k_count.sync<LMPHostType>();
    } else {
      k_count.h_view(0) = nlocal;
      k_count.modify<LMPHostType>();
      k_count.sync<LMPDeviceType>();
      AtomVecAtomicKokkos_UnpackExchangeFunctor<LMPDeviceType,0>
        f(atomKK,k_buf,k_count,k_indices,dim,lo,hi);
      Kokkos::parallel_for(nrecv/size_exchange,f);
      k_count.modify<LMPDeviceType>();
      k_count.sync<LMPHostType>();
    }
  }

  return k_count.h_view(0);
}

/* ---------------------------------------------------------------------- */

void AtomVecAtomicKokkos::sync(ExecutionSpace space, unsigned int mask)
{
  if (space == Device) {
    if (mask & X_MASK) atomKK->k_x.sync<LMPDeviceType>();
    if (mask & V_MASK) atomKK->k_v.sync<LMPDeviceType>();
    if (mask & F_MASK) atomKK->k_f.sync<LMPDeviceType>();
    if (mask & TAG_MASK) atomKK->k_tag.sync<LMPDeviceType>();
    if (mask & TYPE_MASK) atomKK->k_type.sync<LMPDeviceType>();
    if (mask & MASK_MASK) atomKK->k_mask.sync<LMPDeviceType>();
    if (mask & IMAGE_MASK) atomKK->k_image.sync<LMPDeviceType>();
  } else {
    if (mask & X_MASK) atomKK->k_x.sync<LMPHostType>();
    if (mask & V_MASK) atomKK->k_v.sync<LMPHostType>();
    if (mask & F_MASK) atomKK->k_f.sync<LMPHostType>();
    if (mask & TAG_MASK) atomKK->k_tag.sync<LMPHostType>();
    if (mask & TYPE_MASK) atomKK->k_type.sync<LMPHostType>();
    if (mask & MASK_MASK) atomKK->k_mask.sync<LMPHostType>();
    if (mask & IMAGE_MASK) atomKK->k_image.sync<LMPHostType>();
  }
}

/* ---------------------------------------------------------------------- */

void AtomVecAtomicKokkos::sync_overlapping_device(ExecutionSpace space, unsigned int mask)
{
  if (space == Device) {
    if ((mask & X_MASK) && atomKK->k_x.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_x_array>(atomKK->k_x,space);
    if ((mask & V_MASK) && atomKK->k_v.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_v_array>(atomKK->k_v,space);
    if ((mask & F_MASK) && atomKK->k_f.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_f_array>(atomKK->k_f,space);
    if ((mask & TAG_MASK) && atomKK->k_tag.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_tagint_1d>(atomKK->k_tag,space);
    if ((mask & TYPE_MASK) && atomKK->k_type.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_int_1d>(atomKK->k_type,space);
    if ((mask & MASK_MASK) && atomKK->k_mask.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_int_1d>(atomKK->k_mask,space);
    if ((mask & IMAGE_MASK) && atomKK->k_image.need_sync<LMPDeviceType>())
      perform_async_copy<DAT::tdual_imageint_1d>(atomKK->k_image,space);
  } else {
    if ((mask & X_MASK) && atomKK->k_x.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_x_array>(atomKK->k_x,space);
    if ((mask & V_MASK) && atomKK->k_v.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_v_array>(atomKK->k_v,space);
    if ((mask & F_MASK) && atomKK->k_f.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_f_array>(atomKK->k_f,space);
    if ((mask & TAG_MASK) && atomKK->k_tag.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_tagint_1d>(atomKK->k_tag,space);
    if ((mask & TYPE_MASK) && atomKK->k_type.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_int_1d>(atomKK->k_type,space);
    if ((mask & MASK_MASK) && atomKK->k_mask.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_int_1d>(atomKK->k_mask,space);
    if ((mask & IMAGE_MASK) && atomKK->k_image.need_sync<LMPHostType>())
      perform_async_copy<DAT::tdual_imageint_1d>(atomKK->k_image,space);
  }
}

/* ---------------------------------------------------------------------- */

void AtomVecAtomicKokkos::modified(ExecutionSpace space, unsigned int mask)
{
  if (space == Device) {
    if (mask & X_MASK) atomKK->k_x.modify<LMPDeviceType>();
    if (mask & V_MASK) atomKK->k_v.modify<LMPDeviceType>();
    if (mask & F_MASK) atomKK->k_f.modify<LMPDeviceType>();
    if (mask & TAG_MASK) atomKK->k_tag.modify<LMPDeviceType>();
    if (mask & TYPE_MASK) atomKK->k_type.modify<LMPDeviceType>();
    if (mask & MASK_MASK) atomKK->k_mask.modify<LMPDeviceType>();
    if (mask & IMAGE_MASK) atomKK->k_image.modify<LMPDeviceType>();
  } else {
    if (mask & X_MASK) atomKK->k_x.modify<LMPHostType>();
    if (mask & V_MASK) atomKK->k_v.modify<LMPHostType>();
    if (mask & F_MASK) atomKK->k_f.modify<LMPHostType>();
    if (mask & TAG_MASK) atomKK->k_tag.modify<LMPHostType>();
    if (mask & TYPE_MASK) atomKK->k_type.modify<LMPHostType>();
    if (mask & MASK_MASK) atomKK->k_mask.modify<LMPHostType>();
    if (mask & IMAGE_MASK) atomKK->k_image.modify<LMPHostType>();
  }
}