text: /*
  //@HEADER
  // ************************************************************************
  //
  //                        Kokkos v. 2.0
  //              Copyright (2014) Sandia Corporation
  //
  // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  // the U.S. Government retains certain rights in this software.
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions are
  // met:
  //
  // 1. Redistributions of source code must retain the above copyright
  // notice, this list of conditions and the following disclaimer.
  //
  // 2. Redistributions in binary form must reproduce the above copyright
  // notice, this list of conditions and the following disclaimer in the
  // documentation and/or other materials provided with the distribution.
  //
  // 3. Neither the name of the Corporation nor the names of the
  // contributors may be used to endorse or promote products derived from
  // this software without specific prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
  // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  //
  // Questions? Contact Christian R. Trott (crtrott@sandia.gov)
  //
  // ************************************************************************
  //@HEADER
  */
  
  #ifndef KOKKOS_COPYVIEWS_HPP_
  #define KOKKOS_COPYVIEWS_HPP_
  #include <string>
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  
  #ifndef KOKKOS_IMPL_COMPILING_LIBRARY
  #define KOKKOS_IMPL_COMPILING_LIBRARY false
  #endif
  
  namespace Kokkos {
  
  namespace Impl {
  
  template<class Layout>
  struct ViewFillLayoutSelector {
  };
  
  template<>
  struct ViewFillLayoutSelector<Kokkos::LayoutLeft> {
    static const Kokkos::Iterate iterate = Kokkos::Iterate::Left;
  };
  
  template<>
  struct ViewFillLayoutSelector<Kokkos::LayoutRight> {
    static const Kokkos::Iterate iterate = Kokkos::Iterate::Right;
  };
  
  } // namespace Impl
  } // namespace Kokkos
  
  #include<impl/Kokkos_ViewFillCopyETIAvail.hpp>
  
  namespace Kokkos {
  namespace Impl {
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,0,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,1,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,2,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,3,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,4,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,5,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&, const iType&,
                     const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,6,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&, const iType&,
                     const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,7,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&, const iType&,
                     const iType&, const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType,bool ETIAvail>
  struct ViewFill<ViewType,Layout,ExecSpace,8,iType,ETIAvail> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType&, const ST&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType&, const iType&, const iType&, const iType&,
                     const iType&, const iType&, const iType&, const iType&) const;
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,0,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    typedef typename ViewType::non_const_value_type ST;
    ViewFill(const ViewType& a, const ST& val) {
      Kokkos::Impl::DeepCopy< typename ViewType::memory_space, Kokkos::HostSpace >( a.data() , &val, sizeof(ST) );
    }
  };
  
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,1,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
    typedef Kokkos::RangePolicy<ExecSpace,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-1D",policy_type(0,a.extent(0)),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i) const {
      a(i) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,2,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<2,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-2D",
         policy_type({0,0},{a.extent(0),a.extent(1)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1) const {
      a(i0,i1) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,3,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<3,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-3D",
         policy_type({0,0,0},{a.extent(0),a.extent(1),a.extent(2)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2) const {
      a(i0,i1,i2) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,4,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<4,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-4D",
         policy_type({0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),a.extent(3)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2, const iType& i3) const {
      a(i0,i1,i2,i3) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,5,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<5,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-5D",
         policy_type({0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),a.extent(3),a.extent(4)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2, const iType& i3, const iType& i4) const {
      a(i0,i1,i2,i3,i4) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,6,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<6,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-6D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),a.extent(3),a.extent(4),a.extent(5)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2, const iType& i3, const iType& i4, const iType& i5) const {
      a(i0,i1,i2,i3,i4,i5) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,7,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<6,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-7D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),a.extent(3),
                                    a.extent(5),a.extent(6)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i3,
                     const iType& i4, const iType& i5, const iType& i6) const {
      for(iType i2=0; i2<iType(a.extent(2));i2++)
        a(i0,i1,i2,i3,i4,i5,i6) = val;
    };
  };
  
  template<class ViewType,class Layout, class ExecSpace,typename iType>
  struct ViewFill<ViewType,Layout,ExecSpace,8,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewType a;
    typename ViewType::const_value_type val;
  
    typedef Kokkos::Rank<6,ViewFillLayoutSelector<Layout>::iterate,ViewFillLayoutSelector<Layout>::iterate> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewFill(const ViewType& a_, typename ViewType::const_value_type& val_):a(a_),val(val_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewFill-8D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(3),
                                    a.extent(5),a.extent(6),a.extent(7)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i3,
                     const iType& i5, const iType& i6, const iType& i7) const {
      for(iType i2=0; i2<iType(a.extent(2));i2++)
      for(iType i4=0; i4<iType(a.extent(4));i4++)
        a(i0,i1,i2,i3,i4,i5,i6,i7) = val;
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,1,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,2,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,3,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,4,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2,const iType& i3) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,5,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2,const iType& i3,
                     const iType& i4) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,6,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2,const iType& i3,
                     const iType& i4,const iType& i5) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,7,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2,const iType& i3,
                     const iType& i4,const iType& i5,const iType& i6) const;
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType, bool ETIAvail>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,8,iType,ETIAvail> {
    ViewTypeA a;
    ViewTypeB b;
    ViewCopy(const ViewTypeA&, const ViewTypeB&);
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0,const iType& i1,const iType& i2,const iType& i3,
                     const iType& i4,const iType& i5,const iType& i6,const iType& i7) const;
  };
  
  
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,1,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    typedef Kokkos::RangePolicy<ExecSpace,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-1D",
         policy_type(0,a.extent(0)),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0) const {
        a(i0) = b(i0);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,2,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<2,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-2D",
         policy_type({0,0},{a.extent(0),a.extent(1)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1) const {
        a(i0,i1) = b(i0,i1);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,3,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<3,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-3D",
         policy_type({0,0,0},{a.extent(0),a.extent(1),a.extent(2)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2) const {
        a(i0,i1,i2) = b(i0,i1,i2);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,4,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<4,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-4D",
         policy_type({0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),
                                a.extent(3)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2,
                     const iType& i3) const {
        a(i0,i1,i2,i3) = b(i0,i1,i2,i3);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,5,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<5,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-5D",
         policy_type({0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),
                                  a.extent(3),a.extent(4)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2,
                     const iType& i3, const iType& i4) const {
        a(i0,i1,i2,i3,i4) = b(i0,i1,i2,i3,i4);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,6,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<6,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-6D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(2),
                                    a.extent(3),a.extent(4),a.extent(5)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i2,
                     const iType& i3, const iType& i4, const iType& i5) const {
        a(i0,i1,i2,i3,i4,i5) = b(i0,i1,i2,i3,i4,i5);
    };
  };
  
  
  template<class ViewTypeA, class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,7,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<6,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-7D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(3),
                                    a.extent(4),a.extent(5),a.extent(6)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i3,
                     const iType& i4, const iType& i5, const iType& i6) const {
      for(iType i2=0; i2<iType(a.extent(2));i2++)
        a(i0,i1,i2,i3,i4,i5,i6) = b(i0,i1,i2,i3,i4,i5,i6);
    };
  };
  
  template<class ViewTypeA,class ViewTypeB, class Layout, class ExecSpace,typename iType>
  struct ViewCopy<ViewTypeA,ViewTypeB,Layout,ExecSpace,8,iType,KOKKOS_IMPL_COMPILING_LIBRARY> {
    ViewTypeA a;
    ViewTypeB b;
  
    static const Kokkos::Iterate outer_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::outer_iteration_pattern;
    static const Kokkos::Iterate inner_iteration_pattern = Kokkos::layout_iterate_type_selector<Layout>::inner_iteration_pattern;
    typedef Kokkos::Rank<6,outer_iteration_pattern,inner_iteration_pattern> iterate_type;
    typedef Kokkos::MDRangePolicy<ExecSpace,iterate_type,Kokkos::IndexType<iType>> policy_type;
  
    ViewCopy(const ViewTypeA& a_, const ViewTypeB& b_):a(a_),b(b_) {
      ExecSpace::fence();
      Kokkos::parallel_for("Kokkos::ViewCopy-8D",
         policy_type({0,0,0,0,0,0},{a.extent(0),a.extent(1),a.extent(3),
                                    a.extent(5),a.extent(6),a.extent(7)}),*this);
      ExecSpace::fence();
    }
  
    KOKKOS_INLINE_FUNCTION
    void operator() (const iType& i0, const iType& i1, const iType& i3,
                     const iType& i5, const iType& i6, const iType& i7) const {
      for(iType i2=0; i2<iType(a.extent(2));i2++)
      for(iType i4=0; i4<iType(a.extent(4));i4++)
        a(i0,i1,i2,i3,i4,i5,i6,i7) = b(i0,i1,i2,i3,i4,i5,i6,i7);
    };
  };
  
  }
  }
  
  #include<impl/Kokkos_ViewFillCopyETIDecl.hpp>
  
  namespace Kokkos {
  namespace Impl {
  
  template<class DstType, class SrcType>
  void view_copy(const DstType& dst, const SrcType& src) {
    typedef typename DstType::execution_space dst_execution_space;
    typedef typename SrcType::execution_space src_execution_space;
    typedef typename DstType::memory_space dst_memory_space;
    typedef typename SrcType::memory_space src_memory_space;
  
    enum { DstExecCanAccessSrc =
     Kokkos::Impl::SpaceAccessibility< dst_execution_space , src_memory_space >::accessible };
  
    enum { SrcExecCanAccessDst =
     Kokkos::Impl::SpaceAccessibility< src_execution_space , dst_memory_space >::accessible };
  
    if( ! DstExecCanAccessSrc && ! SrcExecCanAccessDst) {
      std::string message("Error: Kokkos::deep_copy with no available copy mechanism: ");
      message += src.label(); message += " to ";
      message += dst.label();
      Kokkos::Impl::throw_runtime_exception(message);
    }
  
    // Figure out iteration order in case we need it
    int64_t strides[DstType::Rank+1];
    dst.stride(strides);
    Kokkos::Iterate iterate;
    if        ( Kokkos::is_layouttiled<typename DstType::array_layout>::value ) {
      iterate = Kokkos::layout_iterate_type_selector<typename DstType::array_layout>::outer_iteration_pattern;
    } else if        ( std::is_same<typename DstType::array_layout,Kokkos::LayoutRight>::value ) {
      iterate = Kokkos::Iterate::Right;
    } else if ( std::is_same<typename DstType::array_layout,Kokkos::LayoutLeft>::value ) {
      iterate = Kokkos::Iterate::Left;
    } else if ( std::is_same<typename DstType::array_layout,Kokkos::LayoutStride>::value ) {
      if( strides[0] > strides[DstType::Rank-1] )
        iterate = Kokkos::Iterate::Right;
      else
        iterate = Kokkos::Iterate::Left;
    } else {
      if( std::is_same<typename DstType::execution_space::array_layout, Kokkos::LayoutRight>::value )
        iterate = Kokkos::Iterate::Right;
      else
        iterate = Kokkos::Iterate::Left;
    }
  
    if( (dst.span() >= size_t(std::numeric_limits<int>::max())) ||
        (src.span() >= size_t(std::numeric_limits<int>::max())) ){
      if(DstExecCanAccessSrc) {
        if(iterate == Kokkos::Iterate::Right)
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutRight, dst_execution_space,
                                  DstType::Rank, int64_t >( dst , src );
        else
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutLeft, dst_execution_space,
                                  DstType::Rank, int64_t >( dst , src );
      } else {
        if(iterate == Kokkos::Iterate::Right)
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutRight, src_execution_space,
                                  DstType::Rank, int64_t >( dst , src );
        else
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutLeft, src_execution_space,
                                  DstType::Rank, int64_t >( dst , src );
      }
    } else {
      if(DstExecCanAccessSrc) {
        if(iterate == Kokkos::Iterate::Right)
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutRight, dst_execution_space,
                                  DstType::Rank, int >( dst , src );
        else
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutLeft, dst_execution_space,
                                  DstType::Rank, int >( dst , src );
      } else {
        if(iterate == Kokkos::Iterate::Right)
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutRight, src_execution_space,
                                  DstType::Rank, int >( dst , src );
        else
          Kokkos::Impl::ViewCopy< typename DstType::uniform_runtime_nomemspace_type, typename SrcType::uniform_runtime_const_nomemspace_type, Kokkos::LayoutLeft, src_execution_space,
                                  DstType::Rank, int >( dst , src );
      }
  
    }
  }
  
  template<class DstType, class SrcType, int Rank, class ... Args>
  struct CommonSubview;
  
  template<class DstType, class SrcType, class Arg0, class ... Args>
  struct CommonSubview<DstType,SrcType,1,Arg0,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, Args... ):
      dst_sub(dst,arg0),src_sub(src,arg0) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class ... Args>
  struct CommonSubview<DstType,SrcType,2,Arg0,Arg1,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1, Args... ):
      dst_sub(dst,arg0,arg1),src_sub(src,arg0,arg1) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class ... Args>
  struct CommonSubview<DstType,SrcType,3,Arg0,Arg1,Arg2,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, Args... ):
      dst_sub(dst,arg0,arg1,arg2),src_sub(src,arg0,arg1,arg2) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class Arg3,
           class ... Args>
  struct CommonSubview<DstType,SrcType,4,Arg0,Arg1,Arg2,Arg3,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2,Arg3> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2,Arg3> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, const Arg3& arg3,
                  const Args ...):
      dst_sub(dst,arg0,arg1,arg2,arg3),src_sub(src,arg0,arg1,arg2,arg3) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class Arg3,
           class Arg4, class ... Args>
  struct CommonSubview<DstType,SrcType,5,Arg0,Arg1,Arg2,Arg3,Arg4,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2,Arg3,Arg4> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2,Arg3,Arg4> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, const Arg3& arg3, const Arg4& arg4,
                  const Args ...):
      dst_sub(dst,arg0,arg1,arg2,arg3,arg4),src_sub(src,arg0,arg1,arg2,arg3,arg4) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class Arg3,
           class Arg4, class Arg5, class ... Args>
  struct CommonSubview<DstType,SrcType,6,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, const Arg3& arg3, const Arg4& arg4, const Arg5& arg5,
                  const Args ...):
      dst_sub(dst,arg0,arg1,arg2,arg3,arg4,arg5),src_sub(src,arg0,arg1,arg2,arg3,arg4,arg5) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class Arg3,
           class Arg4, class Arg5, class Arg6, class ...Args>
  struct CommonSubview<DstType,SrcType,7,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6,Args...> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, const Arg3& arg3, const Arg4& arg4, const Arg5& arg5,
                  const Arg6& arg6, Args...):
      dst_sub(dst,arg0,arg1,arg2,arg3,arg4,arg5,arg6),src_sub(src,arg0,arg1,arg2,arg3,arg4,arg5,arg6) {}
  };
  
  template<class DstType, class SrcType, class Arg0, class Arg1, class Arg2, class Arg3,
           class Arg4, class Arg5, class Arg6, class Arg7>
  struct CommonSubview<DstType,SrcType,8,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6,Arg7> {
    typedef typename Kokkos::Subview<DstType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6,Arg7> dst_subview_type;
    typedef typename Kokkos::Subview<SrcType,Arg0,Arg1,Arg2,Arg3,Arg4,Arg5,Arg6,Arg7> src_subview_type;
    dst_subview_type dst_sub;
    src_subview_type src_sub;
    CommonSubview(const DstType& dst, const SrcType& src, const Arg0& arg0, const Arg1& arg1,
                  const Arg2& arg2, const Arg3& arg3, const Arg4& arg4, const Arg5& arg5,
                  const Arg6& arg6, const Arg7& arg7):
      dst_sub(dst,arg0,arg1,arg2,arg3,arg4,arg5,arg6,arg7),src_sub(src,arg0,arg1,arg2,arg3,arg4,arg5,arg6,arg7) {}
  };
  
  
  template<class DstType, class SrcType, class ExecSpace = typename DstType::execution_space, int Rank = DstType::Rank>
  struct ViewRemap;
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,1> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        view_copy(dst,src);
      } else {
        p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
        typedef CommonSubview<DstType,SrcType,1,p_type> sv_adapter_type;
        sv_adapter_type common_subview(dst,src,ext0);
        view_copy(common_subview.dst_sub,common_subview.src_sub);
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,2> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(1) == src.extent(1)) {
          view_copy(dst,src);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          typedef CommonSubview<DstType,SrcType,2,Kokkos::Impl::ALL_t,p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,ext1);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(1) == src.extent(1)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          typedef CommonSubview<DstType,SrcType,2,p_type,Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          typedef CommonSubview<DstType,SrcType,2,p_type,p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,ext1);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,3> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(2) == src.extent(2)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          typedef CommonSubview<DstType,SrcType,3,Kokkos::Impl::ALL_t,p_type,Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,ext1,Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          typedef CommonSubview<DstType,SrcType,3,Kokkos::Impl::ALL_t,p_type,p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,ext1,ext2);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(2) == src.extent(2)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          typedef CommonSubview<DstType,SrcType,3,p_type,p_type,Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,ext1,Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          typedef CommonSubview<DstType,SrcType,3,p_type,p_type,p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,ext1,ext2);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,4> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(3) == src.extent(3)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          typedef CommonSubview<DstType,SrcType,4,Kokkos::Impl::ALL_t,
                                p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          typedef CommonSubview<DstType,SrcType,4,Kokkos::Impl::ALL_t,
                                p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,
                                         ext3);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(7) == src.extent(7)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          typedef CommonSubview<DstType,SrcType,4,p_type,
                                p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          typedef CommonSubview<DstType,SrcType,4,p_type,
                                p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,
                                         ext3);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,5> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(4) == src.extent(4)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          typedef CommonSubview<DstType,SrcType,5,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          typedef CommonSubview<DstType,SrcType,5,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,
                                         ext4);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(4) == src.extent(4)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          typedef CommonSubview<DstType,SrcType,5,p_type,
                                p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          typedef CommonSubview<DstType,SrcType,5,p_type,
                                p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,
                                         ext4);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,6> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(5) == src.extent(5)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          typedef CommonSubview<DstType,SrcType,6,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          typedef CommonSubview<DstType,SrcType,6,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,
                                         ext5);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(5) == src.extent(5)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
  
          typedef CommonSubview<DstType,SrcType,6,p_type,
                                p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
  
          typedef CommonSubview<DstType,SrcType,6,p_type,
                                p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,
                                         ext5);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,7> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(6) == src.extent(6)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          typedef CommonSubview<DstType,SrcType,7,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,ext5,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          typedef CommonSubview<DstType,SrcType,7,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,ext5,
                                         ext6);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(6) == src.extent(6)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          typedef CommonSubview<DstType,SrcType,7,p_type,
                                p_type,p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,ext5,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          typedef CommonSubview<DstType,SrcType,7,p_type,
                                p_type,p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,ext5,
                                         ext6);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  template<class DstType, class SrcType, class ExecSpace>
  struct ViewRemap<DstType,SrcType,ExecSpace,8> {
    typedef Kokkos::pair<int64_t,int64_t> p_type;
  
    ViewRemap(const DstType& dst, const SrcType& src) {
      if(dst.extent(0) == src.extent(0)) {
        if(dst.extent(7) == src.extent(7)) {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          typedef CommonSubview<DstType,SrcType,8,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,ext5,ext6,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          p_type ext7(0,std::min(dst.extent(7),src.extent(7)));
          typedef CommonSubview<DstType,SrcType,8,Kokkos::Impl::ALL_t,
                                p_type,p_type,p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,Kokkos::ALL,
                                         ext1,ext2,ext3,ext4,ext5,ext6,
                                         ext7);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      } else {
        if(dst.extent(7) == src.extent(7)) {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          typedef CommonSubview<DstType,SrcType,8,p_type,
                                p_type,p_type,p_type,p_type,p_type,p_type,
                                Kokkos::Impl::ALL_t> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,ext5,ext6,
                                         Kokkos::ALL);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        } else {
          p_type ext0(0,std::min(dst.extent(0),src.extent(0)));
          p_type ext1(0,std::min(dst.extent(1),src.extent(1)));
          p_type ext2(0,std::min(dst.extent(2),src.extent(2)));
          p_type ext3(0,std::min(dst.extent(3),src.extent(3)));
          p_type ext4(0,std::min(dst.extent(4),src.extent(4)));
          p_type ext5(0,std::min(dst.extent(5),src.extent(5)));
          p_type ext6(0,std::min(dst.extent(6),src.extent(6)));
          p_type ext7(0,std::min(dst.extent(7),src.extent(7)));
          typedef CommonSubview<DstType,SrcType,8,p_type,
                                p_type,p_type,p_type,p_type,p_type,p_type,
                                p_type> sv_adapter_type;
          sv_adapter_type common_subview(dst,src,ext0,
                                         ext1,ext2,ext3,ext4,ext5,ext6,
                                         ext7);
          view_copy(common_subview.dst_sub,common_subview.src_sub);
        }
      }
    }
  };
  
  }
  
  /** \brief  Deep copy a value from Host memory into a view.  */
  template< class DT , class ... DP >
  inline
  void deep_copy
    ( const View<DT,DP...> & dst
    , typename ViewTraits<DT,DP...>::const_value_type & value
    , typename std::enable_if<
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value
      >::type * = 0 )
  {
    typedef View<DT,DP...> ViewType;
    if(dst.data() == NULL ) {
      Kokkos::fence();
      return;
    }
  
    Kokkos::fence();
    static_assert(
      std::is_same< typename ViewType::non_const_value_type ,
                    typename ViewType::value_type >::value
      , "deep_copy requires non-const type" );
  
    // If contigous we can simply do a 1D flat loop
    if(dst.span_is_contiguous()) {
      typedef Kokkos::View<typename ViewType::value_type*,Kokkos::LayoutRight,
          Kokkos::Device<typename ViewType::execution_space,
                         typename std::conditional<ViewType::Rank==0,
                                        typename ViewType::memory_space,Kokkos::AnonymousSpace
                                  >::type>,
          Kokkos::MemoryTraits<0> >
       ViewTypeFlat;
  
      ViewTypeFlat dst_flat(dst.data(),dst.size());
      if(dst.span() < std::numeric_limits<int>::max()) {
        Kokkos::Impl::ViewFill< ViewTypeFlat , Kokkos::LayoutRight, typename ViewType::execution_space, ViewTypeFlat::Rank, int >( dst_flat , value );
      } else
        Kokkos::Impl::ViewFill< ViewTypeFlat , Kokkos::LayoutRight, typename ViewType::execution_space, ViewTypeFlat::Rank, int64_t >( dst_flat , value );
      Kokkos::fence();
      return;
    }
  
    // Figure out iteration order to do the ViewFill
    int64_t strides[ViewType::Rank+1];
    dst.stride(strides);
    Kokkos::Iterate iterate;
    if        ( std::is_same<typename ViewType::array_layout,Kokkos::LayoutRight>::value ) {
      iterate = Kokkos::Iterate::Right;
    } else if ( std::is_same<typename ViewType::array_layout,Kokkos::LayoutLeft>::value ) {
      iterate = Kokkos::Iterate::Left;
    } else if ( std::is_same<typename ViewType::array_layout,Kokkos::LayoutStride>::value ) {
      if( strides[0] > strides[ViewType::Rank>0?ViewType::Rank-1:0] )
        iterate = Kokkos::Iterate::Right;
      else
        iterate = Kokkos::Iterate::Left;
    } else {
      if( std::is_same<typename ViewType::execution_space::array_layout, Kokkos::LayoutRight>::value )
        iterate = Kokkos::Iterate::Right;
      else
        iterate = Kokkos::Iterate::Left;
    }
  
    // Lets call the right ViewFill functor based on integer space needed and iteration type
    typedef typename std::conditional<ViewType::Rank==0,
                        typename ViewType::uniform_runtime_type,
                        typename ViewType::uniform_runtime_nomemspace_type>::type ViewTypeUniform;
    if(dst.span() > std::numeric_limits<int>::max()) {
      if(iterate == Kokkos::Iterate::Right)
        Kokkos::Impl::ViewFill< ViewTypeUniform, Kokkos::LayoutRight, typename ViewType::execution_space, ViewType::Rank, int64_t >( dst , value );
      else
        Kokkos::Impl::ViewFill< ViewTypeUniform, Kokkos::LayoutLeft, typename ViewType::execution_space, ViewType::Rank, int64_t >( dst , value );
    } else {
      if(iterate == Kokkos::Iterate::Right)
        Kokkos::Impl::ViewFill< ViewTypeUniform, Kokkos::LayoutRight, typename ViewType::execution_space, ViewType::Rank, int >( dst , value );
      else
        Kokkos::Impl::ViewFill< ViewTypeUniform, Kokkos::LayoutLeft, typename ViewType::execution_space, ViewType::Rank, int >( dst , value );
    }
    Kokkos::fence();
  }
  
  /** \brief  Deep copy into a value in Host memory from a view.  */
  template< class ST , class ... SP >
  inline
  void deep_copy
    ( typename ViewTraits<ST,SP...>::non_const_value_type & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value
      >::type * = 0 )
  {
    static_assert( ViewTraits<ST,SP...>::rank == 0
                 , "ERROR: Non-rank-zero view in deep_copy( value , View )" );
  
    if(src.data() == NULL) {
      Kokkos::fence();
      return;
    }
  
    typedef ViewTraits<ST,SP...>               src_traits ;
    typedef typename src_traits::memory_space  src_memory_space ;
    Kokkos::Impl::DeepCopy< HostSpace , src_memory_space >( & dst , src.data() , sizeof(ST) );
  }
  
  //----------------------------------------------------------------------------
  /** \brief  A deep copy between views of compatible type, and rank zero.  */
  template< class DT , class ... DP , class ST , class ... SP >
  inline
  void deep_copy
    ( const View<DT,DP...> & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<(
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value &&
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value &&
      ( unsigned(ViewTraits<DT,DP...>::rank) == unsigned(0) &&
        unsigned(ViewTraits<ST,SP...>::rank) == unsigned(0) )
    )>::type * = 0 )
  {
    static_assert(
      std::is_same< typename ViewTraits<DT,DP...>::value_type ,
                    typename ViewTraits<ST,SP...>::non_const_value_type >::value
      , "deep_copy requires matching non-const destination type" );
  
    if(dst.data() == NULL && src.data() == NULL) {
      Kokkos::fence();
      return;
    }
  
    typedef View<DT,DP...>  dst_type ;
    typedef View<ST,SP...>  src_type ;
  
    typedef typename dst_type::value_type    value_type ;
    typedef typename dst_type::memory_space  dst_memory_space ;
    typedef typename src_type::memory_space  src_memory_space ;
  
    Kokkos::fence();
    if ( dst.data() != src.data() ) {
      Kokkos::Impl::DeepCopy< dst_memory_space , src_memory_space >( dst.data() , src.data() , sizeof(value_type) );
      Kokkos::fence();
    }
  }
  
  //----------------------------------------------------------------------------
  /** \brief  A deep copy between views of the default specialization, compatible type,
   *          same non-zero rank, same contiguous layout.
   */
  template< class DT , class ... DP , class ST , class ... SP >
  inline
  void deep_copy
    ( const View<DT,DP...> & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<(
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value &&
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value &&
      ( unsigned(ViewTraits<DT,DP...>::rank) != 0 ||
        unsigned(ViewTraits<ST,SP...>::rank) != 0 )
    )>::type * = 0 )
  {
    typedef View<DT,DP...>  dst_type ;
    typedef View<ST,SP...>  src_type ;
  
    static_assert(
      std::is_same< typename dst_type::value_type ,
                    typename dst_type::non_const_value_type >::value
      , "deep_copy requires non-const destination type" );
  
    static_assert(
      ( unsigned(dst_type::rank) ==
        unsigned(src_type::rank) )
      , "deep_copy requires Views of equal rank" );
  
  
    typedef typename dst_type::execution_space  dst_execution_space ;
    typedef typename src_type::execution_space  src_execution_space ;
    typedef typename dst_type::memory_space     dst_memory_space ;
    typedef typename src_type::memory_space     src_memory_space ;
    typedef typename dst_type::value_type       dst_value_type ;
    typedef typename src_type::value_type       src_value_type ;
    if(dst.data() == NULL || src.data() == NULL) {
  #ifdef KOKKOS_ENABLE_DEPRECATED_CODE
      // do nothing
  #else
      // throw if dimension mismatch
      if ( (src.extent(0) != dst.extent(0)) ||
           (src.extent(1) != dst.extent(1)) ||
           (src.extent(2) != dst.extent(2)) ||
           (src.extent(3) != dst.extent(3)) ||
           (src.extent(4) != dst.extent(4)) ||
           (src.extent(5) != dst.extent(5)) ||
           (src.extent(6) != dst.extent(6)) ||
           (src.extent(7) != dst.extent(7))
         ) {
        std::string message("Deprecation Error: Kokkos::deep_copy extents of views don't match: ");
        message += dst.label(); message += "(";
        for(int r = 0; r<dst_type::Rank-1; r++)
          { message+= std::to_string(dst.extent(r)); message += ","; }
        message+= std::to_string(dst.extent(dst_type::Rank-1)); message += ") ";
        message += src.label(); message += "(";
        for(int r = 0; r<src_type::Rank-1; r++)
          { message+= std::to_string(src.extent(r)); message += ","; }
        message+= std::to_string(src.extent(src_type::Rank-1)); message += ") ";
  
        Kokkos::Impl::throw_runtime_exception(message);
      }
  #endif
      Kokkos::fence();
      return;
    }
  
    enum { DstExecCanAccessSrc =
     Kokkos::Impl::SpaceAccessibility< dst_execution_space , src_memory_space >::accessible };
  
    enum { SrcExecCanAccessDst =
     Kokkos::Impl::SpaceAccessibility< src_execution_space , dst_memory_space >::accessible };
  
    // Checking for Overlapping Views.
    dst_value_type* dst_start = dst.data();
    dst_value_type* dst_end   = dst.data() + dst.span();
    src_value_type* src_start = src.data();
    src_value_type* src_end   = src.data() + src.span();
    if( ((std::ptrdiff_t)dst_start == (std::ptrdiff_t)src_start) &&
        ((std::ptrdiff_t)dst_end   == (std::ptrdiff_t)src_end)   &&
         (dst.span_is_contiguous() && src.span_is_contiguous()) ) {
      Kokkos::fence();
      return;
    }
  
    if( ( ( (std::ptrdiff_t)dst_start < (std::ptrdiff_t)src_end ) && ( (std::ptrdiff_t)dst_end > (std::ptrdiff_t)src_start ) ) &&
        ( ( dst.span_is_contiguous() && src.span_is_contiguous() ))) {
      std::string message("Error: Kokkos::deep_copy of overlapping views: ");
      message += dst.label(); message += "(";
      message += std::to_string((std::ptrdiff_t)dst_start); message += ",";
      message += std::to_string((std::ptrdiff_t)dst_end); message += ") ";
      message += src.label(); message += "(";
      message += std::to_string((std::ptrdiff_t)src_start); message += ",";
      message += std::to_string((std::ptrdiff_t)src_end); message += ") ";
      Kokkos::Impl::throw_runtime_exception(message);
    }
  
    // Check for same extents
    if ( (src.extent(0) != dst.extent(0)) ||
         (src.extent(1) != dst.extent(1)) ||
         (src.extent(2) != dst.extent(2)) ||
         (src.extent(3) != dst.extent(3)) ||
         (src.extent(4) != dst.extent(4)) ||
         (src.extent(5) != dst.extent(5)) ||
         (src.extent(6) != dst.extent(6)) ||
         (src.extent(7) != dst.extent(7))
       ) {
  #ifdef KOKKOS_ENABLE_DEPRECATED_CODE
      Kokkos::fence();
      if ( DstExecCanAccessSrc ) {
        // Copying data between views in accessible memory spaces and either non-contiguous or incompatible shape.
        Kokkos::Impl::ViewRemap< dst_type , src_type >( dst , src );
      }
      else if ( SrcExecCanAccessDst ) {
        // Copying data between views in accessible memory spaces and either non-contiguous or incompatible shape.
        Kokkos::Impl::ViewRemap< dst_type , src_type , src_execution_space >( dst , src );
      }
      else {
        Kokkos::Impl::throw_runtime_exception("deep_copy given views that would require a temporary allocation");
      }
      Kokkos::fence();
      return;
  #else
      std::string message("Deprecation Error: Kokkos::deep_copy extents of views don't match: ");
      message += dst.label(); message += "(";
      for(int r = 0; r<dst_type::Rank-1; r++)
        { message+= std::to_string(dst.extent(r)); message += ","; }
      message+= std::to_string(dst.extent(dst_type::Rank-1)); message += ") ";
      message += src.label(); message += "(";
      for(int r = 0; r<src_type::Rank-1; r++)
        { message+= std::to_string(src.extent(r)); message += ","; }
      message+= std::to_string(src.extent(src_type::Rank-1)); message += ") ";
  
      Kokkos::Impl::throw_runtime_exception(message);
  #endif
    }
  
    // If same type, equal layout, equal dimensions, equal span, and contiguous memory then can byte-wise copy
  
    if ( std::is_same< typename dst_type::value_type ,
                       typename src_type::non_const_value_type >::value &&
         (
           std::is_same< typename dst_type::array_layout ,
                         typename src_type::array_layout >::value
           ||
           ( dst_type::rank == 1 &&
             src_type::rank == 1 )
         ) &&
         dst.span_is_contiguous() &&
         src.span_is_contiguous() &&
         ((dst_type::rank < 1) || (dst.stride_0() == src.stride_0()))  &&
         ((dst_type::rank < 2) || (dst.stride_1() == src.stride_1())) &&
         ((dst_type::rank < 3) || (dst.stride_2() == src.stride_2())) &&
         ((dst_type::rank < 4) || (dst.stride_3() == src.stride_3())) &&
         ((dst_type::rank < 5) || (dst.stride_4() == src.stride_4())) &&
         ((dst_type::rank < 6) || (dst.stride_5() == src.stride_5())) &&
         ((dst_type::rank < 7) || (dst.stride_6() == src.stride_6())) &&
         ((dst_type::rank < 8) || (dst.stride_7() == src.stride_7()))
      ) {
      const size_t nbytes = sizeof(typename dst_type::value_type) * dst.span();
      Kokkos::fence();
      if((void*)dst.data()!=(void*)src.data()) {
        Kokkos::Impl::DeepCopy< dst_memory_space , src_memory_space >
          ( dst.data() , src.data() , nbytes );
      }
      Kokkos::fence();
    } else {
      Kokkos::fence();
      Impl::view_copy(dst, src);
      Kokkos::fence();
    }
  }
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  namespace Experimental {
  /** \brief  A local deep copy between views of the default specialization, compatible type,
   *          same non-zero rank.
   */
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy_contiguous(const TeamType& team, const View<DT,DP...> & dst, const View<ST,SP...> & src) {
      Kokkos::parallel_for(Kokkos::TeamThreadRange(team, src.span()), [&] (const int& i) {
          dst.data()[i] = src.data()[i];
      });
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy_contiguous(const View<DT,DP...> & dst, const View<ST,SP...> & src) {
      
      for(size_t i=0;i<src.span();++i) {
          dst.data()[i] = src.data()[i];
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 1 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 1
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0);
  
      team.team_barrier();
      Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
          dst(i) = src(i);
      });
      team.team_barrier();
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 2 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 2
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0 = i%dst.extent(0);
              int i1 = i/dst.extent(0);
              dst(i0,i1) = src(i0,i1);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 3 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 3
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
              int i2   = itmp/dst.extent(1);
              dst(i0,i1,i2) = src(i0,i1,i2);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 4 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 4
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
              int i3   = itmp/dst.extent(2);
              dst(i0,i1,i2,i3) = src(i0,i1,i2,i3);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 5 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 5
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
              int i4   = itmp/dst.extent(3);
              dst(i0,i1,i2,i3,i4) = src(i0,i1,i2,i3,i4);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 6 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 6
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4)*dst.extent(5);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
                  itmp = itmp/dst.extent(3);
              int i4   = itmp%dst.extent(4);
              int i5   = itmp/dst.extent(4);
              dst(i0,i1,i2,i3,i4,i5) = src(i0,i1,i2,i3,i4,i5);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     const View<ST,SP...> & src,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 7 && 
                                                                                               unsigned(ViewTraits<ST,SP...>::rank) == 7
                                                                                             )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4)*dst.extent(5)*dst.extent(6);
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,src);
          team.team_barrier();
      } else {
          team.team_barrier();
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
                  itmp = itmp/dst.extent(3);
              int i4   = itmp%dst.extent(4);
                  itmp = itmp/dst.extent(4);
              int i5   = itmp%dst.extent(5);
              int i6   = itmp/dst.extent(5);
              dst(i0,i1,i2,i3,i4,i5,i6) = src(i0,i1,i2,i3,i4,i5,i6);
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 1 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 1
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0);
  
      
      for(size_t i=0;i<N;++i){
          dst(i) = src(i);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 2 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 2
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  dst(i0,i1) = src(i0,i1);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 3 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 3
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      dst(i0,i1,i2) = src(i0,i1,i2);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 4 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 4
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          dst(i0,i1,i2,i3) = src(i0,i1,i2,i3);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 5 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 5
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              dst(i0,i1,i2,i3,i4) = src(i0,i1,i2,i3,i4);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 6 && 
                                                                          unsigned(ViewTraits<ST,SP...>::rank) == 6
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              for(size_t i5=0;i5<dst.extent(5);++i5)
                                  dst(i0,i1,i2,i3,i4,i5) = src(i0,i1,i2,i3,i4,i5);
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP , class ST , class ... SP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               const View<ST,SP...> & src,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 7 && 
                                                                         unsigned(ViewTraits<ST,SP...>::rank) == 7
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() && src.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,src);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              for(size_t i5=0;i5<dst.extent(5);++i5)
                                  for(size_t i6=0;i6<dst.extent(6);++i6)
                                      dst(i0,i1,i2,i3,i4,i5,i6) = src(i0,i1,i2,i3,i4,i5,i6);
      }
  }
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  /** \brief  Deep copy a value into a view.  */
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy_contiguous(const TeamType& team, const View<DT,DP...> & dst, typename ViewTraits<DT,DP...>::const_value_type & value) {
      Kokkos::parallel_for(Kokkos::TeamThreadRange(team, dst.span()), [&] (const int& i) {
          dst.data()[i] = value;
      });
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy_contiguous(const View<DT,DP...> & dst, typename ViewTraits<DT,DP...>::const_value_type & value) {
      
      for(size_t i=0;i<dst.span();++i) {
          dst.data()[i] = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 1 )>::type * = 0 )
  {
       if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0);
  
      team.team_barrier();
      Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
          dst(i) =  value;
      });
      team.team_barrier();
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 2 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0 = i%dst.extent(0);
              int i1 = i/dst.extent(0);
              dst(i0,i1) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 3 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
              int i2   = itmp/dst.extent(1);
              dst(i0,i1,i2) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 4 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
              int i3   = itmp/dst.extent(2);
              dst(i0,i1,i2,i3) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 5 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
              int i4   = itmp/dst.extent(3);
              dst(i0,i1,i2,i3,i4) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 6 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4)*dst.extent(5);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
                  itmp = itmp/dst.extent(3);
              int i4   = itmp%dst.extent(4);
              int i5   = itmp/dst.extent(4);
              dst(i0,i1,i2,i3,i4,i5) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class TeamType, class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const TeamType& team, const View<DT,DP...> & dst, 
                                                                     typename ViewTraits<DT,DP...>::const_value_type & value,
                                                                     typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 7 )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0)*dst.extent(1)*dst.extent(2)*dst.extent(3)*dst.extent(4)*dst.extent(5)*dst.extent(6);
  
      if ( dst.span_is_contiguous() ) {
          team.team_barrier();
          local_deep_copy_contiguous(team,dst,value);
          team.team_barrier();
      } else {
          team.team_barrier();    
          Kokkos::parallel_for(Kokkos::TeamThreadRange(team, N), [&] (const int& i) {
              int i0   = i%dst.extent(0);
              int itmp = i/dst.extent(0);
              int i1   = itmp%dst.extent(1);
                  itmp = itmp/dst.extent(1);
              int i2   = itmp%dst.extent(2);
                  itmp = itmp/dst.extent(2);
              int i3   = itmp%dst.extent(3);
                  itmp = itmp/dst.extent(3);
              int i4   = itmp%dst.extent(4);
                  itmp = itmp/dst.extent(4);
              int i5   = itmp%dst.extent(5);
              int i6   = itmp/dst.extent(5);
              dst(i0,i1,i2,i3,i4,i5,i6) =  value;
          });
          team.team_barrier();
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 1
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      const size_t N = dst.extent(0);
  
      
      for(size_t i=0;i<N;++i){
          dst(i) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 2
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  dst(i0,i1) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,  
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 3
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      dst(i0,i1,i2) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 4
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          dst(i0,i1,i2,i3) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 5
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              dst(i0,i1,i2,i3,i4) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 6
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              for(size_t i5=0;i5<dst.extent(5);++i5)
                                  dst(i0,i1,i2,i3,i4,i5) = value;
      }
  }
  //----------------------------------------------------------------------------
  template< class DT , class ... DP >
  void KOKKOS_INLINE_FUNCTION local_deep_copy (const View<DT,DP...> & dst,
                                               typename ViewTraits<DT,DP...>::const_value_type & value,
                                               typename std::enable_if<( unsigned(ViewTraits<DT,DP...>::rank) == 7
                                                                       )>::type * = 0 )
  {
      if( dst.data() == nullptr ) {
          return;
      }
  
      if ( dst.span_is_contiguous() ) {
          local_deep_copy_contiguous(dst,value);
      } else {
          
          for(size_t i0=0;i0<dst.extent(0);++i0)
              for(size_t i1=0;i1<dst.extent(1);++i1)
                  for(size_t i2=0;i2<dst.extent(2);++i2)
                      for(size_t i3=0;i3<dst.extent(3);++i3)
                          for(size_t i4=0;i4<dst.extent(4);++i4)
                              for(size_t i5=0;i5<dst.extent(5);++i5)
                                  for(size_t i6=0;i6<dst.extent(6);++i6)
                                      dst(i0,i1,i2,i3,i4,i5,i6) = value;
      }
  }
  } /* namespace Experimental */
  } /* namespace Kokkos */
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  
  namespace Kokkos {
  
  /** \brief  Deep copy a value from Host memory into a view.  */
  template< class ExecSpace ,class DT , class ... DP >
  inline
  void deep_copy
    ( const ExecSpace &
    , const View<DT,DP...> & dst
    , typename ViewTraits<DT,DP...>::const_value_type & value
    , typename std::enable_if<
      Kokkos::Impl::is_execution_space< ExecSpace >::value &&
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value
      >::type * = 0 )
  {
    static_assert(
      std::is_same< typename ViewTraits<DT,DP...>::non_const_value_type ,
                    typename ViewTraits<DT,DP...>::value_type >::value
      , "deep_copy requires non-const type" );
  
    ExecSpace::fence();
    typedef typename View<DT,DP...>::uniform_runtime_nomemspace_type ViewTypeUniform;
    Kokkos::Impl::ViewFill< ViewTypeUniform >( dst , value );
    ExecSpace::fence();
  }
  
  /** \brief  Deep copy into a value in Host memory from a view.  */
  template< class ExecSpace , class ST , class ... SP >
  inline
  void deep_copy
    ( const ExecSpace & exec_space
    , typename ViewTraits<ST,SP...>::non_const_value_type & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<
      Kokkos::Impl::is_execution_space< ExecSpace >::value &&
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value
      >::type * = 0 )
  {
    static_assert( ViewTraits<ST,SP...>::rank == 0
                 , "ERROR: Non-rank-zero view in deep_copy( value , View )" );
  
    if(src.data() == NULL) {
      exec_space.fence();
      return;
    }
  
    typedef ViewTraits<ST,SP...>               src_traits ;
    typedef typename src_traits::memory_space  src_memory_space ;
    Kokkos::Impl::DeepCopy< HostSpace , src_memory_space , ExecSpace >
      ( exec_space , & dst , src.data() , sizeof(ST) );
  }
  
  //----------------------------------------------------------------------------
  /** \brief  A deep copy between views of compatible type, and rank zero.  */
  template< class ExecSpace , class DT , class ... DP , class ST , class ... SP >
  inline
  void deep_copy
    ( const ExecSpace & exec_space
    , const View<DT,DP...> & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<(
      Kokkos::Impl::is_execution_space< ExecSpace >::value &&
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value &&
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value &&
      ( unsigned(ViewTraits<DT,DP...>::rank) == unsigned(0) &&
        unsigned(ViewTraits<ST,SP...>::rank) == unsigned(0) )
    )>::type * = 0 )
  {
    static_assert(
      std::is_same< typename ViewTraits<DT,DP...>::value_type ,
                    typename ViewTraits<ST,SP...>::non_const_value_type >::value
      , "deep_copy requires matching non-const destination type" );
  
    typedef View<DT,DP...>  dst_type ;
    typedef View<ST,SP...>  src_type ;
  
    typedef typename dst_type::value_type    value_type ;
    typedef typename dst_type::memory_space  dst_memory_space ;
    typedef typename src_type::memory_space  src_memory_space ;
    if(dst.data() == NULL && src.data() == NULL) {
      exec_space.fence();
      return;
    }
  
    exec_space.fence();
    if ( dst.data() != src.data() ) {
      Kokkos::Impl::DeepCopy< dst_memory_space , src_memory_space , ExecSpace >
        ( exec_space , dst.data() , src.data() , sizeof(value_type) );
    }
    exec_space.fence();
  }
  
  //----------------------------------------------------------------------------
  /** \brief  A deep copy between views of the default specialization, compatible type,
   *          same non-zero rank
   */
  template< class ExecSpace , class DT, class ... DP, class ST, class ... SP >
  inline
  void deep_copy
    ( const ExecSpace & exec_space
    , const View<DT,DP...> & dst
    , const View<ST,SP...> & src
    , typename std::enable_if<(
      Kokkos::Impl::is_execution_space< ExecSpace >::value &&
      std::is_same< typename ViewTraits<DT,DP...>::specialize , void >::value &&
      std::is_same< typename ViewTraits<ST,SP...>::specialize , void >::value &&
      ( unsigned(ViewTraits<DT,DP...>::rank) != 0 ||
        unsigned(ViewTraits<ST,SP...>::rank) != 0 )
    )>::type * = 0 )
  {
    typedef View<DT,DP...>  dst_type ;
    typedef View<ST,SP...>  src_type ;
  
    static_assert(
      std::is_same< typename dst_type::value_type ,
                    typename dst_type::non_const_value_type >::value
      , "deep_copy requires non-const destination type" );
  
    static_assert(
      ( unsigned(dst_type::rank) ==
        unsigned(src_type::rank) )
      , "deep_copy requires Views of equal rank" );
  
    typedef typename dst_type::execution_space  dst_execution_space ;
    typedef typename src_type::execution_space  src_execution_space ;
    typedef typename dst_type::memory_space     dst_memory_space ;
    typedef typename src_type::memory_space     src_memory_space ;
    typedef typename dst_type::value_type       dst_value_type ;
    typedef typename src_type::value_type       src_value_type ;
  
    if(dst.data() == NULL || src.data() == NULL) {
  #ifdef KOKKOS_ENABLE_DEPRECATED_CODE
      // do nothing
  #else
      // throw if dimension mismatch
      if ( (src.extent(0) != dst.extent(0)) ||
           (src.extent(1) != dst.extent(1)) ||
           (src.extent(2) != dst.extent(2)) ||
           (src.extent(3) != dst.extent(3)) ||
           (src.extent(4) != dst.extent(4)) ||
           (src.extent(5) != dst.extent(5)) ||
           (src.extent(6) != dst.extent(6)) ||
           (src.extent(7) != dst.extent(7))
         ) {
        std::string message("Deprecation Error: Kokkos::deep_copy extents of views don't match: ");
        message += dst.label(); message += "(";
        for(int r = 0; r<dst_type::Rank-1; r++)
          { message+= std::to_string(dst.extent(r)); message += ","; }
        message+= std::to_string(dst.extent(dst_type::Rank-1)); message += ") ";
        message += src.label(); message += "(";
        for(int r = 0; r<src_type::Rank-1; r++)
          { message+= std::to_string(src.extent(r)); message += ","; }
        message+= std::to_string(src.extent(src_type::Rank-1)); message += ") ";
  
        Kokkos::Impl::throw_runtime_exception(message);
      }
  #endif
      exec_space.fence();
      return;
    }
  
    enum { ExecCanAccessSrcDst =
        Kokkos::Impl::SpaceAccessibility< ExecSpace , dst_memory_space >::accessible &&
        Kokkos::Impl::SpaceAccessibility< ExecSpace , src_memory_space >::accessible
    };
    enum { DstExecCanAccessSrc =
     Kokkos::Impl::SpaceAccessibility< dst_execution_space , src_memory_space >::accessible };
  
    enum { SrcExecCanAccessDst =
     Kokkos::Impl::SpaceAccessibility< src_execution_space , dst_memory_space >::accessible };
  
    // Checking for Overlapping Views.
    dst_value_type* dst_start = dst.data();
    dst_value_type* dst_end   = dst.data() + dst.span();
    src_value_type* src_start = src.data();
    src_value_type* src_end   = src.data() + src.span();
    if( ( ( (std::ptrdiff_t)dst_start < (std::ptrdiff_t)src_end ) && ( (std::ptrdiff_t)dst_end > (std::ptrdiff_t)src_start ) ) &&
        ( ( dst.span_is_contiguous() && src.span_is_contiguous() ))) {
      std::string message("Error: Kokkos::deep_copy of overlapping views: ");
      message += dst.label(); message += "(";
      message += std::to_string((std::ptrdiff_t)dst_start); message += ",";
      message += std::to_string((std::ptrdiff_t)dst_end); message += ") ";
      message += src.label(); message += "(";
      message += std::to_string((std::ptrdiff_t)src_start); message += ",";
      message += std::to_string((std::ptrdiff_t)src_end); message += ") ";
      Kokkos::Impl::throw_runtime_exception(message);
    }
  
    // Check for same extents
    if ( (src.extent(0) != dst.extent(0)) ||
         (src.extent(1) != dst.extent(1)) ||
         (src.extent(2) != dst.extent(2)) ||
         (src.extent(3) != dst.extent(3)) ||
         (src.extent(4) != dst.extent(4)) ||
         (src.extent(5) != dst.extent(5)) ||
         (src.extent(6) != dst.extent(6)) ||
         (src.extent(7) != dst.extent(7))
       ) {
  #ifdef KOKKOS_ENABLE_DEPRECATED_CODE
      exec_space.fence();
      if ( ExecCanAccessSrcDst ) {
        Kokkos::Impl::ViewRemap< dst_type , src_type , ExecSpace >( dst , src );
      }
      else if ( DstExecCanAccessSrc ) {
        // Copying data between views in accessible memory spaces and either non-contiguous or incompatible shape.
        Kokkos::Impl::ViewRemap< dst_type , src_type >( dst , src );
      }
      else if ( SrcExecCanAccessDst ) {
        // Copying data between views in accessible memory spaces and either non-contiguous or incompatible shape.
        Kokkos::Impl::ViewRemap< dst_type , src_type , src_execution_space >( dst , src );
      }
      else {
        Kokkos::Impl::throw_runtime_exception("deep_copy given views that would require a temporary allocation");
      }
      exec_space.fence();
      return;
  #else
      std::string message("Deprecation Error: Kokkos::deep_copy extents of views don't match: ");
      message += dst.label(); message += "(";
      for(int r = 0; r<dst_type::Rank-1; r++)
        { message+= std::to_string(dst.extent(r)); message += ","; }
      message+= std::to_string(dst.extent(dst_type::Rank-1)); message += ") ";
      message += src.label(); message += "(";
      for(int r = 0; r<src_type::Rank-1; r++)
        { message+= std::to_string(src.extent(r)); message += ","; }
      message+= std::to_string(src.extent(src_type::Rank-1)); message += ") ";
  
      Kokkos::Impl::throw_runtime_exception(message);
  #endif
    }
  
    // If same type, equal layout, equal dimensions, equal span, and contiguous memory then can byte-wise copy
  
    if ( std::is_same< typename dst_type::value_type ,
                       typename src_type::non_const_value_type >::value &&
         (
           std::is_same< typename dst_type::array_layout ,
                         typename src_type::array_layout >::value
           ||
           ( dst_type::rank == 1 &&
             src_type::rank == 1 )
         ) &&
         dst.span_is_contiguous() &&
         src.span_is_contiguous() &&
         ((dst_type::rank < 1) || (dst.stride_0() == src.stride_0()))  &&
         ((dst_type::rank < 2) || (dst.stride_1() == src.stride_1())) &&
         ((dst_type::rank < 3) || (dst.stride_2() == src.stride_2())) &&
         ((dst_type::rank < 4) || (dst.stride_3() == src.stride_3())) &&
         ((dst_type::rank < 5) || (dst.stride_4() == src.stride_4())) &&
         ((dst_type::rank < 6) || (dst.stride_5() == src.stride_5())) &&
         ((dst_type::rank < 7) || (dst.stride_6() == src.stride_6())) &&
         ((dst_type::rank < 8) || (dst.stride_7() == src.stride_7()))
      ) {
  
      const size_t nbytes = sizeof(typename dst_type::value_type) * dst.span();
      exec_space.fence();
      if((void*)dst.data() != (void*)src.data()) {
        Kokkos::Impl::DeepCopy< dst_memory_space , src_memory_space , ExecSpace >
          ( exec_space , dst.data() , src.data() , nbytes );
      }
      exec_space.fence();
    } else {
      exec_space.fence();
      Impl::view_copy(dst, src);
      exec_space.fence();
    }
  }
  
  } /* namespace Kokkos */
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  
  namespace Kokkos {
  
  /** \brief  Resize a view with copying old data to new data at the corresponding indices. */
  template< class T , class ... P >
  inline
  typename std::enable_if<
    std::is_same<typename Kokkos::View<T,P...>::array_layout,Kokkos::LayoutLeft>::value ||
    std::is_same<typename Kokkos::View<T,P...>::array_layout,Kokkos::LayoutRight>::value
  >::type
  resize( Kokkos::View<T,P...> & v ,
               const size_t n0 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n1 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n2 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n3 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n4 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n5 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n6 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
               const size_t n7 = KOKKOS_IMPL_CTOR_DEFAULT_ARG )
  {
    typedef Kokkos::View<T,P...>  view_type ;
  
    static_assert( Kokkos::ViewTraits<T,P...>::is_managed , "Can only resize managed views" );
  
    // Fix #904 by checking dimensions before actually resizing.
    //
    // Rank is known at compile time, so hopefully the compiler will
    // remove branches that are compile-time false.  The upcoming "if
    // constexpr" language feature would make this certain.
    if (view_type::Rank == 1 &&
        n0 == static_cast<size_t> (v.extent(0))) {
      return;
    }
    if (view_type::Rank == 2 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1))) {
      return;
    }
    if (view_type::Rank == 3 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2))) {
      return;
    }
    if (view_type::Rank == 4 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2)) &&
        n3 == static_cast<size_t> (v.extent(3))) {
      return;
    }
    if (view_type::Rank == 5 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2)) &&
        n3 == static_cast<size_t> (v.extent(3)) &&
        n4 == static_cast<size_t> (v.extent(4))) {
      return;
    }
    if (view_type::Rank == 6 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2)) &&
        n3 == static_cast<size_t> (v.extent(3)) &&
        n4 == static_cast<size_t> (v.extent(4)) &&
        n5 == static_cast<size_t> (v.extent(5))) {
      return;
    }
    if (view_type::Rank == 7 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2)) &&
        n3 == static_cast<size_t> (v.extent(3)) &&
        n4 == static_cast<size_t> (v.extent(4)) &&
        n5 == static_cast<size_t> (v.extent(5)) &&
        n6 == static_cast<size_t> (v.extent(6))) {
      return;
    }
    if (view_type::Rank == 8 &&
        n0 == static_cast<size_t> (v.extent(0)) &&
        n1 == static_cast<size_t> (v.extent(1)) &&
        n2 == static_cast<size_t> (v.extent(2)) &&
        n3 == static_cast<size_t> (v.extent(3)) &&
        n4 == static_cast<size_t> (v.extent(4)) &&
        n5 == static_cast<size_t> (v.extent(5)) &&
        n6 == static_cast<size_t> (v.extent(6)) &&
        n7 == static_cast<size_t> (v.extent(7))) {
      return;
    }
    // If Kokkos ever supports Views of rank > 8, the above code won't
    // be incorrect, because avoiding reallocation in resize() is just
    // an optimization.
  
    // TODO (mfh 27 Jun 2017) If the old View has enough space but just
    // different dimensions (e.g., if the product of the dimensions,
    // including extra space for alignment, will not change), then
    // consider just reusing storage.  For now, Kokkos always
    // reallocates if any of the dimensions change, even if the old View
    // has enough space.
  
    view_type v_resized( v.label(), n0, n1, n2, n3, n4, n5, n6, n7 );
  
    Kokkos::Impl::ViewRemap< view_type , view_type >( v_resized , v );
  
    v = v_resized ;
  }
  
  /** \brief  Resize a view with copying old data to new data at the corresponding indices. */
  template< class T , class ... P >
  inline
  void resize(       Kokkos::View<T,P...> & v ,
      const typename Kokkos::View<T,P...>::array_layout & layout)
  {
    typedef Kokkos::View<T,P...>  view_type ;
  
    static_assert( Kokkos::ViewTraits<T,P...>::is_managed , "Can only resize managed views" );
  
    view_type v_resized( v.label(), layout );
  
    Kokkos::Impl::ViewRemap< view_type , view_type >( v_resized , v );
  
    v = v_resized ;
  }
  
  /** \brief  Resize a view with discarding old data. */
  template< class T , class ... P >
  inline
  typename std::enable_if<
    std::is_same<typename Kokkos::View<T,P...>::array_layout,Kokkos::LayoutLeft>::value ||
    std::is_same<typename Kokkos::View<T,P...>::array_layout,Kokkos::LayoutRight>::value
  >::type
  realloc( Kokkos::View<T,P...> & v ,
                const size_t n0 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n1 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n2 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n3 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n4 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n5 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n6 = KOKKOS_IMPL_CTOR_DEFAULT_ARG ,
                const size_t n7 = KOKKOS_IMPL_CTOR_DEFAULT_ARG )
  {
    typedef Kokkos::View<T,P...>  view_type ;
  
    static_assert( Kokkos::ViewTraits<T,P...>::is_managed , "Can only realloc managed views" );
  
    const std::string label = v.label();
  
    v = view_type(); // Deallocate first, if the only view to allocation
    v = view_type( label, n0, n1, n2, n3, n4, n5, n6, n7 );
  }
  
  /** \brief  Resize a view with discarding old data. */
  template< class T , class ... P >
  inline
  void realloc(      Kokkos::View<T,P...> & v ,
      const typename Kokkos::View<T,P...>::array_layout & layout)
  {
    typedef Kokkos::View<T,P...>  view_type ;
  
    static_assert( Kokkos::ViewTraits<T,P...>::is_managed , "Can only realloc managed views" );
  
    const std::string label = v.label();
  
    v = view_type(); // Deallocate first, if the only view to allocation
    v = view_type( label, layout );
  }
  } /* namespace Kokkos */
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  
  namespace Kokkos {
  namespace Impl {
  
  // Deduce Mirror Types
  template<class Space, class T, class ... P>
  struct MirrorViewType {
    // The incoming view_type
    typedef typename Kokkos::View<T,P...> src_view_type;
    // The memory space for the mirror view
    typedef typename Space::memory_space memory_space;
    // Check whether it is the same memory space
    enum { is_same_memspace = std::is_same<memory_space,typename src_view_type::memory_space>::value };
    // The array_layout
    typedef typename src_view_type::array_layout array_layout;
    // The data type (we probably want it non-const since otherwise we can't even deep_copy to it.
    typedef typename src_view_type::non_const_data_type data_type;
    // The destination view type if it is not the same memory space
    typedef Kokkos::View<data_type,array_layout,Space> dest_view_type;
    // If it is the same memory_space return the existsing view_type
    // This will also keep the unmanaged trait if necessary
    typedef typename std::conditional<is_same_memspace,src_view_type,dest_view_type>::type view_type;
  };
  
  template<class Space, class T, class ... P>
  struct MirrorType {
    // The incoming view_type
    typedef typename Kokkos::View<T,P...> src_view_type;
    // The memory space for the mirror view
    typedef typename Space::memory_space memory_space;
    // Check whether it is the same memory space
    enum { is_same_memspace = std::is_same<memory_space,typename src_view_type::memory_space>::value };
    // The array_layout
    typedef typename src_view_type::array_layout array_layout;
    // The data type (we probably want it non-const since otherwise we can't even deep_copy to it.
    typedef typename src_view_type::non_const_data_type data_type;
    // The destination view type if it is not the same memory space
    typedef Kokkos::View<data_type,array_layout,Space> view_type;
  };
  
  }
  
  template< class T , class ... P >
  inline
  typename Kokkos::View<T,P...>::HostMirror
  create_mirror( const Kokkos::View<T,P...> & src
               , typename std::enable_if<
                   std::is_same< typename ViewTraits<T,P...>::specialize , void >::value &&
                   ! std::is_same< typename Kokkos::ViewTraits<T,P...>::array_layout
                                 , Kokkos::LayoutStride >::value
                 >::type * = 0
               )
  {
    typedef View<T,P...>                   src_type ;
    typedef typename src_type::HostMirror  dst_type ;
  
    return dst_type( std::string( src.label() ).append("_mirror")
  #ifdef KOKKOS_ENABLE_DEPRECATED_CODE
                     , src.extent(0)
                     , src.extent(1)
                     , src.extent(2)
                     , src.extent(3)
                     , src.extent(4)
                     , src.extent(5)
                     , src.extent(6)
                     , src.extent(7) );
  #else
                   , src.rank_dynamic > 0 ? src.extent(0): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 1 ? src.extent(1): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 2 ? src.extent(2): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 3 ? src.extent(3): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 4 ? src.extent(4): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 5 ? src.extent(5): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 6 ? src.extent(6): KOKKOS_IMPL_CTOR_DEFAULT_ARG
                   , src.rank_dynamic > 7 ? src.extent(7): KOKKOS_IMPL_CTOR_DEFAULT_ARG );
  #endif
  }
  
  template< class T , class ... P >
  inline
  typename Kokkos::View<T,P...>::HostMirror
  create_mirror( const Kokkos::View<T,P...> & src
               , typename std::enable_if<
                   std::is_same< typename ViewTraits<T,P...>::specialize , void >::value &&
                   std::is_same< typename Kokkos::ViewTraits<T,P...>::array_layout
                               , Kokkos::LayoutStride >::value
                 >::type * = 0
               )
  {
    typedef View<T,P...>                   src_type ;
    typedef typename src_type::HostMirror  dst_type ;
  
    Kokkos::LayoutStride layout ;
  
    layout.dimension[0] = src.extent(0);
    layout.dimension[1] = src.extent(1);
    layout.dimension[2] = src.extent(2);
    layout.dimension[3] = src.extent(3);
    layout.dimension[4] = src.extent(4);
    layout.dimension[5] = src.extent(5);
    layout.dimension[6] = src.extent(6);
    layout.dimension[7] = src.extent(7);
  
    layout.stride[0] = src.stride_0();
    layout.stride[1] = src.stride_1();
    layout.stride[2] = src.stride_2();
    layout.stride[3] = src.stride_3();
    layout.stride[4] = src.stride_4();
    layout.stride[5] = src.stride_5();
    layout.stride[6] = src.stride_6();
    layout.stride[7] = src.stride_7();
  
    return dst_type( std::string( src.label() ).append("_mirror") , layout );
  }
  
  
  // Create a mirror in a new space (specialization for different space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorType<Space,T,P ...>::view_type
  create_mirror(const Space& , const Kokkos::View<T,P...> & src
               , typename std::enable_if<
                   std::is_same< typename ViewTraits<T,P...>::specialize , void >::value
                 >::type * = 0) {
    return typename Impl::MirrorType<Space,T,P ...>::view_type(src.label(),src.layout());
  }
  
  template< class T , class ... P >
  inline
  typename Kokkos::View<T,P...>::HostMirror
  create_mirror_view( const Kokkos::View<T,P...> & src
                    , typename std::enable_if<(
                        std::is_same< typename Kokkos::View<T,P...>::memory_space
                                    , typename Kokkos::View<T,P...>::HostMirror::memory_space
                                    >::value
                        &&
                        std::is_same< typename Kokkos::View<T,P...>::data_type
                                    , typename Kokkos::View<T,P...>::HostMirror::data_type
                                    >::value
                      )>::type * = 0
                    )
  {
    return src ;
  }
  
  template< class T , class ... P >
  inline
  typename Kokkos::View<T,P...>::HostMirror
  create_mirror_view( const Kokkos::View<T,P...> & src
                    , typename std::enable_if< ! (
                        std::is_same< typename Kokkos::View<T,P...>::memory_space
                                    , typename Kokkos::View<T,P...>::HostMirror::memory_space
                                    >::value
                        &&
                        std::is_same< typename Kokkos::View<T,P...>::data_type
                                    , typename Kokkos::View<T,P...>::HostMirror::data_type
                                    >::value
                      )>::type * = 0
                    )
  {
    return Kokkos::create_mirror( src );
  }
  
  // Create a mirror view in a new space (specialization for same space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view(const Space& , const Kokkos::View<T,P...> & src
    , typename std::enable_if<Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    return src;
  }
  
  // Create a mirror view in a new space (specialization for different space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view(const Space& , const Kokkos::View<T,P...> & src
    , typename std::enable_if<!Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    return typename Impl::MirrorViewType<Space,T,P ...>::view_type(src.label(),src.layout());
  }
  
  // Create a mirror view and deep_copy in a new space (specialization for same space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view_and_copy(const Space& , const Kokkos::View<T,P...> & src
    , std::string const& name = ""
    , typename std::enable_if<Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    (void)name;
    return src;
  }
  
  // Create a mirror view and deep_copy in a new space (specialization for different space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view_and_copy(const Space& , const Kokkos::View<T,P...> & src
    , std::string const& name = ""
    , typename std::enable_if<!Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    using Mirror = typename Impl::MirrorViewType<Space,T,P ...>::view_type;
    std::string label = name.empty() ? src.label() : name;
    auto mirror = Mirror(ViewAllocateWithoutInitializing(label), src.layout());
    deep_copy(mirror, src);
    return mirror;
  }
      
  // Create a mirror view in a new space without initializing (specialization for same space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view(const Space& , const Kokkos::View<T,P...> & src
    , Kokkos::Impl::WithoutInitializing_t
    , typename std::enable_if<Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    return src;
  }
      
  // Create a mirror view in a new space without initializing (specialization for different space)
  template<class Space, class T, class ... P>
  typename Impl::MirrorViewType<Space,T,P ...>::view_type
  create_mirror_view(const Space& , const Kokkos::View<T,P...> & src
    , Kokkos::Impl::WithoutInitializing_t
    , typename std::enable_if<!Impl::MirrorViewType<Space,T,P ...>::is_same_memspace>::type* = 0 ) {
    using Mirror = typename Impl::MirrorViewType<Space,T,P ...>::view_type;
    return Mirror(Kokkos::ViewAllocateWithoutInitializing(src.label()), src.layout());
  }
  
  } /* namespace Kokkos */
  
  
  //----------------------------------------------------------------------------
  //----------------------------------------------------------------------------
  
  #endif
  