184 lines
6.5 KiB
C++
184 lines
6.5 KiB
C++
/*
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//@HEADER
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// ************************************************************************
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//
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// Kokkos v. 2.0
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// Copyright (2014) Sandia Corporation
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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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 SANDIA CORPORATION "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 SANDIA CORPORATION 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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#include <cstdio>
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#include <gtest/gtest.h>
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#include <Kokkos_Core.hpp>
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namespace Test {
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namespace {
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template < typename ExecSpace >
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struct TestViewCopy {
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using InExecSpace = ExecSpace;
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static void test_view_copy(const int dim0, const int dim1, const int dim2)
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{
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#if defined( KOKKOS_ENABLE_CUDA ) || defined( KOKKOS_ENABLE_ROCM )
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// ExecSpace = CudaUVM, CudaHostPinned
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// This test will fail at runtime with an illegal memory access if something goes wrong
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// Test 1: deep_copy from host_mirror_space to ExecSpace and ExecSpace back to host_mirror_space
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{
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typedef Kokkos::View<double****,InExecSpace> Rank4ViewType;
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Rank4ViewType view_4;
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view_4 = Rank4ViewType("view_4", dim0, dim1, dim2, dim2);
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typedef typename Kokkos::Impl::is_space<InExecSpace>::host_mirror_space::execution_space host_space_type;
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Kokkos::View<double**,Kokkos::LayoutLeft,host_space_type> srcView("srcView", dim2, dim2);
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// Strided dst view
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auto dstView = Kokkos::subview(view_4, 0, 0, Kokkos::ALL(), Kokkos::ALL());
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// host_mirror_space to ExecSpace
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Kokkos::deep_copy( dstView, srcView );
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Kokkos::fence();
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// ExecSpace to host_mirror_space
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Kokkos::deep_copy( srcView, dstView );
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Kokkos::fence();
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}
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// Test 2: deep_copy from Cuda to ExecSpace and ExecSpace back to Cuda
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{
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typedef Kokkos::View<double****,InExecSpace> Rank4ViewType;
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Rank4ViewType view_4;
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view_4 = Rank4ViewType("view_4", dim0, dim1, dim2, dim2);
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#if defined( KOKKOS_ENABLE_CUDA )
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typedef typename std::conditional<
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Kokkos::Impl::MemorySpaceAccess<Kokkos::CudaSpace,typename InExecSpace::memory_space>::accessible,
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Kokkos::CudaSpace,
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InExecSpace>::type space_type;
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#endif
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#if defined( KOKKOS_ENABLE_ROCM )
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typedef typename std::conditional<
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Kokkos::Impl::MemorySpaceAccess<Kokkos::ROCmSpace,typename InExecSpace::memory_space>::accessible,
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Kokkos::ROCmSpace,
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InExecSpace>::type space_type;
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#endif
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Kokkos::View<double**,Kokkos::LayoutLeft,space_type> srcView("srcView", dim2, dim2);
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// Strided dst view
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auto dstView = Kokkos::subview(view_4, 0, 0, Kokkos::ALL(), Kokkos::ALL());
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// Cuda to ExecSpace
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Kokkos::deep_copy( dstView, srcView );
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Kokkos::fence();
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// ExecSpace to Cuda
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Kokkos::deep_copy( srcView, dstView );
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Kokkos::fence();
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}
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// Test 3: deep_copy from host_space to ExecSpace and ExecSpace back to host_space
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{
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typedef Kokkos::View<double****,InExecSpace> Rank4ViewType;
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Rank4ViewType view_4;
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view_4 = Rank4ViewType("view_4", dim0, dim1, dim2, dim2);
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typedef Kokkos::HostSpace host_space_type;
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Kokkos::View<double**,Kokkos::LayoutLeft,host_space_type> srcView("srcView", dim2, dim2);
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// Strided dst view
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auto dstView = Kokkos::subview(view_4, 0, 0, Kokkos::ALL(), Kokkos::ALL());
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// host_space to ExecSpace
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Kokkos::deep_copy( dstView, srcView );
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Kokkos::fence();
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// ExecSpace to host_space
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Kokkos::deep_copy( srcView, dstView );
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Kokkos::fence();
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}
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#endif
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} // end test_view_copy
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}; // end struct
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} // namespace
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TEST_F( TEST_CATEGORY , view_copy_tests ) {
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//Only include this file to be compiled with CudaUVM and CudaHostPinned
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TestViewCopy< TEST_EXECSPACE >::test_view_copy(4,2,3);
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TestViewCopy< TEST_EXECSPACE >::test_view_copy(4,2,0);
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}
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TEST_F( TEST_CATEGORY , view_copy_degenerated ) {
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//Only include this file to be compiled with CudaUVM and CudaHostPinned
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Kokkos::View<int*, Kokkos::MemoryTraits<Kokkos::Unmanaged>> v_um_def_1;
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Kokkos::View<int*, Kokkos::MemoryTraits<Kokkos::Unmanaged>> v_um_1( reinterpret_cast<int*>(-1), 0 );
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Kokkos::View<int*> v_m_def_1;
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Kokkos::View<int*> v_m_1("v_m_1", 0);
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Kokkos::View<int*, Kokkos::MemoryTraits<Kokkos::Unmanaged>> v_um_def_2;
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Kokkos::View<int*, Kokkos::MemoryTraits<Kokkos::Unmanaged>> v_um_2( reinterpret_cast<int*>(-1), 0 );
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Kokkos::View<int*> v_m_def_2;
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Kokkos::View<int*> v_m_2("v_m_2", 0);
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Kokkos::deep_copy(v_um_def_1, v_um_def_2);
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Kokkos::deep_copy(v_um_def_1, v_um_2);
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Kokkos::deep_copy(v_um_def_1, v_m_def_2);
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Kokkos::deep_copy(v_um_def_1, v_m_2);
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Kokkos::deep_copy(v_um_1, v_um_def_2);
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Kokkos::deep_copy(v_um_1, v_um_2);
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Kokkos::deep_copy(v_um_1, v_m_def_2);
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Kokkos::deep_copy(v_um_1, v_m_2);
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Kokkos::deep_copy(v_m_def_1, v_um_def_2);
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Kokkos::deep_copy(v_m_def_1, v_um_2);
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Kokkos::deep_copy(v_m_def_1, v_m_def_2);
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Kokkos::deep_copy(v_m_def_1, v_m_2);
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Kokkos::deep_copy(v_m_1, v_um_def_2);
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Kokkos::deep_copy(v_m_1, v_um_2);
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Kokkos::deep_copy(v_m_1, v_m_def_2);
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Kokkos::deep_copy(v_m_1, v_m_2);
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}
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} // namespace Test
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