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lammps/lib/kokkos/containers/unit_tests/TestWithoutInitializing.hpp
2024-09-13 12:14:49 -06:00

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//@HEADER
// ************************************************************************
//
// Kokkos v. 4.0
// Copyright (2022) National Technology & Engineering
// Solutions of Sandia, LLC (NTESS).
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
// See https://kokkos.org/LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//@HEADER
#include <gtest/gtest.h>
#include <Kokkos_Core.hpp>
#include <Kokkos_DualView.hpp>
#include <Kokkos_DynamicView.hpp>
#include <Kokkos_DynRankView.hpp>
#include <Kokkos_OffsetView.hpp>
#include <Kokkos_ScatterView.hpp>
#include <../../core/unit_test/tools/include/ToolTestingUtilities.hpp>
/// Some tests are skipped for @c CudaUVM memory space.
/// @todo To be revised according to the future of @c KOKKOS_ENABLE_CUDA_UVM.
///@{
#ifdef KOKKOS_ENABLE_CUDA
#define GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE \
if constexpr (std::is_same_v<typename TEST_EXECSPACE::memory_space, \
Kokkos::CudaUVMSpace>) \
GTEST_SKIP() << "skipping since CudaUVMSpace requires additional fences";
#else
#define GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
#endif
///@}
/// Some tests are skipped for unified memory space
#if defined(KOKKOS_ENABLE_IMPL_CUDA_UNIFIED_MEMORY)
#define GTEST_SKIP_IF_UNIFIED_MEMORY_SPACE \
if constexpr (std::is_same_v<typename TEST_EXECSPACE::memory_space, \
Kokkos::CudaSpace>) \
GTEST_SKIP() << "skipping since unified memory requires additional " \
"fences";
#else
#define GTEST_SKIP_IF_UNIFIED_MEMORY_SPACE
#endif
TEST(TEST_CATEGORY, resize_realloc_no_init_dualview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::DualView<int*** * [1][2][3][4], TEST_EXECSPACE> bla("bla", 5, 6, 7,
8);
auto success = validate_absence(
[&]() {
Kokkos::resize(Kokkos::WithoutInitializing, bla, 5, 6, 7, 9);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
Kokkos::realloc(Kokkos::WithoutInitializing, bla, 8, 8, 8, 8);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
Kokkos::realloc(Kokkos::view_alloc(Kokkos::WithoutInitializing), bla, 5,
6, 7, 8);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_realloc_no_alloc_dualview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels(),
Config::EnableAllocs());
Kokkos::DualView<int*** * [1][2][3][4], TEST_EXECSPACE> bla("bla", 8, 7, 6,
5);
auto success = validate_absence(
[&]() {
Kokkos::resize(bla, 8, 7, 6, 5);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
Kokkos::realloc(Kokkos::WithoutInitializing, bla, 8, 7, 6, 5);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
},
[&](AllocateDataEvent) {
return MatchDiagnostic{true, {"Found alloc event"}};
},
[&](DeallocateDataEvent) {
return MatchDiagnostic{true, {"Found dealloc event"}};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_exec_space_dualview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences(),
Config::EnableKernels());
Kokkos::DualView<int*** * [1][2][3][4], TEST_EXECSPACE> bla("bla", 8, 7, 6,
5);
auto success = validate_absence(
[&]() {
Kokkos::resize(
Kokkos::view_alloc(TEST_EXECSPACE{}, Kokkos::WithoutInitializing),
bla, 5, 6, 7, 8);
EXPECT_EQ(bla.template view<TEST_EXECSPACE>().label(), "bla");
},
[&](BeginFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, realloc_exec_space_dualview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences());
using view_type = Kokkos::DualView<int*, TEST_EXECSPACE>;
view_type v(Kokkos::view_alloc(TEST_EXECSPACE{}, "bla"), 8);
auto success = validate_absence(
[&]() {
Kokkos::realloc(Kokkos::view_alloc(TEST_EXECSPACE{}), v, 8);
EXPECT_EQ(v.template view<TEST_EXECSPACE>().label(), "bla");
},
[&](BeginFenceEvent event) {
if ((event.descriptor().find("Debug Only Check for Execution Error") !=
std::string::npos) ||
(event.descriptor().find("HostSpace fence") != std::string::npos))
return MatchDiagnostic{false};
return MatchDiagnostic{true, {"Found fence event!"}};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_realloc_no_init_dynrankview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::DynRankView<int, TEST_EXECSPACE> bla("bla", 5, 6, 7, 8);
auto success = validate_absence(
[&]() {
Kokkos::resize(Kokkos::WithoutInitializing, bla, 5, 6, 7, 9);
EXPECT_EQ(bla.label(), "bla");
Kokkos::realloc(Kokkos::WithoutInitializing, bla, 8, 8, 8, 8);
EXPECT_EQ(bla.label(), "bla");
Kokkos::realloc(Kokkos::view_alloc(Kokkos::WithoutInitializing), bla, 5,
6, 7, 8);
EXPECT_EQ(bla.label(), "bla");
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_exec_space_dynrankview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences(),
Config::EnableKernels());
Kokkos::DynRankView<int, TEST_EXECSPACE> bla("bla", 8, 7, 6, 5);
auto success = validate_absence(
[&]() {
Kokkos::resize(
Kokkos::view_alloc(TEST_EXECSPACE{}, Kokkos::WithoutInitializing),
bla, 5, 6, 7, 8);
EXPECT_EQ(bla.label(), "bla");
},
[&](BeginFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, realloc_exec_space_dynrankview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
// FIXME_THREADS The Threads backend fences every parallel_for
#ifdef KOKKOS_ENABLE_THREADS
if (std::is_same<TEST_EXECSPACE, Kokkos::Threads>::value)
GTEST_SKIP() << "skipping since the Threads backend isn't asynchronous";
#endif
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences());
using view_type = Kokkos::DynRankView<int, TEST_EXECSPACE>;
view_type outer_view, outer_view2;
auto success = validate_absence(
[&]() {
view_type inner_view(Kokkos::view_alloc(TEST_EXECSPACE{}, "bla"), 8);
// Avoid testing the destructor
outer_view = inner_view;
Kokkos::realloc(
Kokkos::view_alloc(Kokkos::WithoutInitializing, TEST_EXECSPACE{}),
inner_view, 10);
EXPECT_EQ(inner_view.label(), "bla");
outer_view2 = inner_view;
},
[&](BeginFenceEvent event) {
if ((event.descriptor().find("Debug Only Check for Execution Error") !=
std::string::npos) ||
(event.descriptor().find("HostSpace fence") != std::string::npos))
return MatchDiagnostic{false};
return MatchDiagnostic{true, {"Found fence event!"}};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_realloc_no_init_scatterview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::Experimental::ScatterView<
int*** * [1][2][3], typename TEST_EXECSPACE::array_layout, TEST_EXECSPACE>
bla("bla", 4, 5, 6, 7);
auto success = validate_absence(
[&]() {
Kokkos::resize(Kokkos::WithoutInitializing, bla, 4, 5, 6, 8);
EXPECT_EQ(bla.subview().label(), "bla");
Kokkos::realloc(Kokkos::WithoutInitializing, bla, 8, 8, 8, 8);
EXPECT_EQ(bla.subview().label(), "bla");
Kokkos::realloc(Kokkos::view_alloc(Kokkos::WithoutInitializing), bla, 5,
6, 7, 8);
EXPECT_EQ(bla.subview().label(), "bla");
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_realloc_no_alloc_scatterview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels(),
Config::EnableAllocs());
Kokkos::Experimental::ScatterView<
int*** * [1][2][3], typename TEST_EXECSPACE::array_layout, TEST_EXECSPACE>
bla("bla", 7, 6, 5, 4);
auto success = validate_absence(
[&]() {
Kokkos::resize(bla, 7, 6, 5, 4);
EXPECT_EQ(bla.subview().label(), "bla");
Kokkos::realloc(Kokkos::WithoutInitializing, bla, 7, 6, 5, 4);
EXPECT_EQ(bla.subview().label(), "bla");
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
},
[&](AllocateDataEvent) {
return MatchDiagnostic{true, {"Found alloc event"}};
},
[&](DeallocateDataEvent) {
return MatchDiagnostic{true, {"Found dealloc event"}};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, resize_exec_space_scatterview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences(),
Config::EnableKernels());
Kokkos::Experimental::ScatterView<
int*** * [1][2][3], typename TEST_EXECSPACE::array_layout, TEST_EXECSPACE>
bla("bla", 7, 6, 5, 4);
auto success = validate_absence(
[&]() {
Kokkos::resize(
Kokkos::view_alloc(TEST_EXECSPACE{}, Kokkos::WithoutInitializing),
bla, 5, 6, 7, 8);
EXPECT_EQ(bla.subview().label(), "bla");
},
[&](BeginFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndFenceEvent event) {
if (event.descriptor().find("Kokkos::resize(View)") !=
std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
},
[&](BeginParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found begin event"}};
return MatchDiagnostic{false};
},
[&](EndParallelForEvent event) {
if (event.descriptor().find("initialization") != std::string::npos)
return MatchDiagnostic{true, {"Found end event"}};
return MatchDiagnostic{false};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, realloc_exec_space_scatterview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
// FIXME_THREADS The Threads backend fences every parallel_for
#ifdef KOKKOS_ENABLE_THREADS
if (std::is_same<typename TEST_EXECSPACE, Kokkos::Threads>::value)
GTEST_SKIP() << "skipping since the Threads backend isn't asynchronous";
#endif
#if defined(KOKKOS_ENABLE_HPX) && \
!defined(KOKKOS_ENABLE_IMPL_HPX_ASYNC_DISPATCH)
if (std::is_same<Kokkos::DefaultExecutionSpace,
Kokkos::Experimental::HPX>::value)
GTEST_SKIP() << "skipping since the HPX backend always fences with async "
"dispatch disabled";
#endif
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableFences());
using view_type = Kokkos::Experimental::ScatterView<
int*, typename TEST_EXECSPACE::array_layout, TEST_EXECSPACE>;
view_type outer_view, outer_view2;
auto success = validate_absence(
[&]() {
view_type inner_view(Kokkos::view_alloc(TEST_EXECSPACE{}, "bla"), 8);
// Avoid testing the destructor
outer_view = inner_view;
Kokkos::realloc(
Kokkos::view_alloc(Kokkos::WithoutInitializing, TEST_EXECSPACE{}),
inner_view, 10);
EXPECT_EQ(inner_view.subview().label(), "bla");
outer_view2 = inner_view;
Kokkos::realloc(Kokkos::view_alloc(TEST_EXECSPACE{}), inner_view, 10);
EXPECT_EQ(inner_view.subview().label(), "bla");
},
[&](BeginFenceEvent event) {
if ((event.descriptor().find("Debug Only Check for Execution Error") !=
std::string::npos) ||
(event.descriptor().find("HostSpace fence") != std::string::npos))
return MatchDiagnostic{false};
return MatchDiagnostic{true, {"Found fence event!"}};
});
ASSERT_TRUE(success);
listen_tool_events(Config::DisableAll());
}
TEST(TEST_CATEGORY, create_mirror_no_init_dynrankview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::DynRankView<int, TEST_EXECSPACE> device_view("device view", 10);
Kokkos::DynRankView<int, Kokkos::HostSpace> host_view("host view", 10);
auto success = validate_absence(
[&]() {
auto mirror_device =
Kokkos::create_mirror(Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(Kokkos::WithoutInitializing,
TEST_EXECSPACE{}, host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, TEST_EXECSPACE{}, host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_no_init_dynrankview_viewctor) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::DynRankView<int, Kokkos::DefaultExecutionSpace> device_view(
"device view", 10);
Kokkos::DynRankView<int, Kokkos::HostSpace> host_view("host view", 10);
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultHostExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_view_and_copy_dynrankview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels(),
Config::EnableFences());
Kokkos::DynRankView<int, Kokkos::HostSpace> host_view("host view", 10);
decltype(Kokkos::create_mirror_view_and_copy(TEST_EXECSPACE{},
host_view)) device_view;
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror_view_and_copy(
Kokkos::view_alloc(TEST_EXECSPACE{},
typename TEST_EXECSPACE::memory_space{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_device.size());
// Avoid fences for deallocation when mirror_device goes out of scope.
device_view = mirror_device;
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found parallel_for event"}};
},
[&](BeginFenceEvent) {
return MatchDiagnostic{true, {"Found fence event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_no_init_offsetview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::Experimental::OffsetView<int*, TEST_EXECSPACE> device_view(
"device view", {0, 10});
Kokkos::Experimental::OffsetView<int*, Kokkos::HostSpace> host_view(
"host view", {0, 10});
auto success = validate_absence(
[&]() {
device_view = Kokkos::Experimental::OffsetView<int*, TEST_EXECSPACE>(
Kokkos::view_alloc(Kokkos::WithoutInitializing, "device view"),
{0, 10});
auto mirror_device =
Kokkos::create_mirror(Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(
Kokkos::WithoutInitializing, Kokkos::DefaultHostExecutionSpace{},
host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, Kokkos::DefaultHostExecutionSpace{},
host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_no_init_offsetview_view_ctor) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::Experimental::OffsetView<int*, Kokkos::DefaultExecutionSpace>
device_view("device view", {0, 10});
Kokkos::Experimental::OffsetView<int*, Kokkos::HostSpace> host_view(
"host view", {0, 10});
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultHostExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultHostExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_view_and_copy_offsetview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels(),
Config::EnableFences());
Kokkos::Experimental::OffsetView<int*, Kokkos::HostSpace> host_view(
"host view", {0, 10});
decltype(Kokkos::create_mirror_view_and_copy(TEST_EXECSPACE{},
host_view)) device_view;
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror_view_and_copy(
Kokkos::view_alloc(TEST_EXECSPACE{},
typename TEST_EXECSPACE::memory_space{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_device.size());
// Avoid fences for deallocation when mirror_device goes out of scope.
device_view = mirror_device;
auto mirror_device_mirror = Kokkos::create_mirror_view_and_copy(
Kokkos::view_alloc(TEST_EXECSPACE{},
typename TEST_EXECSPACE::memory_space{}),
mirror_device);
ASSERT_EQ(mirror_device_mirror.size(), mirror_device.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found parallel_for event"}};
},
[&](BeginFenceEvent) {
return MatchDiagnostic{true, {"Found fence event"}};
});
ASSERT_TRUE(success);
}
// FIXME OPENMPTARGET
#ifndef KOKKOS_ENABLE_OPENMPTARGET
TEST(TEST_CATEGORY, create_mirror_no_init_dynamicview) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::Experimental::DynamicView<int*, TEST_EXECSPACE> device_view(
"device view", 2, 10);
device_view.resize_serial(10);
Kokkos::Experimental::DynamicView<int*, Kokkos::HostSpace> host_view(
"host view", 2, 10);
host_view.resize_serial(10);
auto success = validate_absence(
[&]() {
auto mirror_device =
Kokkos::create_mirror(Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(Kokkos::WithoutInitializing,
TEST_EXECSPACE{}, host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::WithoutInitializing, TEST_EXECSPACE{}, host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
TEST(TEST_CATEGORY, create_mirror_view_and_copy_dynamicview) {
GTEST_SKIP_IF_CUDAUVM_MEMORY_SPACE
GTEST_SKIP_IF_UNIFIED_MEMORY_SPACE
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels(),
Config::EnableFences());
Kokkos::Experimental::DynamicView<int*, Kokkos::HostSpace> host_view(
"host view", 2, 10);
host_view.resize_serial(10);
decltype(Kokkos::create_mirror_view_and_copy(TEST_EXECSPACE{},
host_view)) device_view;
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror_view_and_copy(
Kokkos::view_alloc(TEST_EXECSPACE{},
typename TEST_EXECSPACE::memory_space{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_device.size());
// Avoid fences for deallocation when mirror_device goes out of scope.
device_view = mirror_device;
auto mirror_device_mirror = Kokkos::create_mirror_view_and_copy(
Kokkos::view_alloc(TEST_EXECSPACE{},
typename TEST_EXECSPACE::memory_space{}),
mirror_device);
ASSERT_EQ(mirror_device_mirror.size(), mirror_device.size());
},
[&](BeginFenceEvent event) {
if (event.descriptor().find("DynamicView::resize_serial: Fence after "
"copying chunks to the device") !=
std::string::npos)
return MatchDiagnostic{false};
return MatchDiagnostic{true, {"Found fence event"}};
},
[&](EndFenceEvent) { return MatchDiagnostic{false}; },
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found parallel_for event"}};
});
ASSERT_TRUE(success);
}
#endif
// FIXME OPENMPTARGET
#ifndef KOKKOS_ENABLE_OPENMPTARGET
TEST(TEST_CATEGORY, create_mirror_no_init_dynamicview_view_ctor) {
using namespace Kokkos::Test::Tools;
listen_tool_events(Config::DisableAll(), Config::EnableKernels());
Kokkos::Experimental::DynamicView<int*, Kokkos::DefaultExecutionSpace>
device_view("device view", 2, 10);
device_view.resize_serial(10);
Kokkos::Experimental::DynamicView<int*, Kokkos::HostSpace> host_view(
"host view", 2, 10);
host_view.resize_serial(10);
auto success = validate_absence(
[&]() {
auto mirror_device = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device.size());
auto mirror_host = Kokkos::create_mirror(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host.size());
auto mirror_device_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing), device_view);
ASSERT_EQ(device_view.size(), mirror_device_view.size());
auto mirror_host_view = Kokkos::create_mirror_view(
Kokkos::view_alloc(Kokkos::WithoutInitializing,
Kokkos::DefaultExecutionSpace{}),
host_view);
ASSERT_EQ(host_view.size(), mirror_host_view.size());
},
[&](BeginFenceEvent event) {
if (event.descriptor().find("DynamicView::resize_serial: Fence after "
"copying chunks to the device") !=
std::string::npos)
return MatchDiagnostic{false};
return MatchDiagnostic{true, {"Found fence event"}};
},
[&](EndFenceEvent) { return MatchDiagnostic{false}; },
[&](BeginParallelForEvent) {
return MatchDiagnostic{true, {"Found begin event"}};
},
[&](EndParallelForEvent) {
return MatchDiagnostic{true, {"Found end event"}};
});
ASSERT_TRUE(success);
}
#endif