85 lines
3.2 KiB
C++
85 lines
3.2 KiB
C++
/*
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//@HEADER
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// ************************************************************************
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//
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// Kokkos v. 3.0
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// Copyright (2020) National Technology & Engineering
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// Solutions of Sandia, LLC (NTESS).
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the Corporation nor the names of the
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY NTESS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NTESS OR THE
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Questions? Contact Christian R. Trott (crtrott@sandia.gov)
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//
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// ************************************************************************
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//@HEADER
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*/
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#ifndef KOKKOS_IMPL_PUBLIC_INCLUDE
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#include <Kokkos_Macros.hpp>
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#ifndef KOKKOS_ENABLE_DEPRECATED_CODE_3
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static_assert(false,
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"Including non-public Kokkos header files is not allowed.");
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#else
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KOKKOS_IMPL_WARNING("Including non-public Kokkos header files is not allowed.")
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#endif
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#endif
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#ifndef KOKKOS_ACQUIRE_UNIQUE_TOKEN_IMPL_HPP
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#define KOKKOS_ACQUIRE_UNIQUE_TOKEN_IMPL_HPP
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#include <Kokkos_Core.hpp>
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#include <Kokkos_UniqueToken.hpp>
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namespace Kokkos {
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namespace Experimental {
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template <typename TeamPolicy>
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KOKKOS_FUNCTION AcquireTeamUniqueToken<TeamPolicy>::AcquireTeamUniqueToken(
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AcquireTeamUniqueToken<TeamPolicy>::token_type t, team_member_type team)
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: my_token(t), my_team_acquired_val(team.team_scratch(0)), my_team(team) {
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Kokkos::single(Kokkos::PerTeam(my_team),
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[&]() { my_team_acquired_val() = my_token.acquire(); });
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my_team.team_barrier();
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my_acquired_val = my_team_acquired_val();
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}
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template <typename TeamPolicy>
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KOKKOS_FUNCTION AcquireTeamUniqueToken<TeamPolicy>::~AcquireTeamUniqueToken() {
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my_team.team_barrier();
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Kokkos::single(Kokkos::PerTeam(my_team),
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[&]() { my_token.release(my_acquired_val); });
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my_team.team_barrier();
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}
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} // namespace Experimental
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} // namespace Kokkos
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#endif // KOKKOS_UNIQUE_TOKEN_HPP
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