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tstKokkosToolsExecutionSpaceInstances.cpp
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tstKokkosToolsExecutionSpaceInstances.cpp
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/****************************************************************************
* Copyright (c) 2017-2023 by the ArborX authors *
* All rights reserved. *
* *
* This file is part of the ArborX library. ArborX is *
* distributed under a BSD 3-clause license. For the licensing terms see *
* the LICENSE file in the top-level directory. *
* *
* SPDX-License-Identifier: BSD-3-Clause *
****************************************************************************/
#include "ArborX_EnableDeviceTypes.hpp" // ARBORX_DEVICE_TYPES
#include <ArborX_LinearBVH.hpp>
#include <boost/test/unit_test.hpp>
#include <string>
#include "Search_UnitTestHelpers.hpp"
BOOST_AUTO_TEST_SUITE(KokkosToolsExecutionSpaceInstances)
namespace tt = boost::test_tools;
namespace
{
// Lambdas can only be converted to function pointers if they do not capture.
// Using a global non-static variable in an unnamed namespace to "capture" the
// device id.
uint32_t arborx_test_device_id = -1;
uint32_t arborx_test_root_device_id = -1;
void arborx_test_parallel_x_callback(char const *label, uint32_t device_id,
uint64_t * /*kernel_id*/)
{
std::string label_str(label);
// clang-format off
for (std::string s : {
"Kokkos::View::destruction",
"Kokkos::View::initialization [Testing::"
})
if (label_str.find(s) != std::string::npos)
return;
// clang-format on
BOOST_TEST(device_id == arborx_test_device_id,
"\"" << label
<< "\" kernel not on the right execution space instance: "
<< device_id << " != " << arborx_test_device_id);
}
void arborx_test_fence_callback(char const *label, uint32_t device_id,
uint64_t * /*fence_id*/)
{
std::string label_str(label);
// clang-format off
for (std::string s : {
"Kokkos::Tools",
"HostSpace::impl_deallocate",
"Kokkos::deep_copy: copy between contiguous views, pre view equality check",
"Kokkos::deep_copy: copy between contiguous views, fence due to same spans",
"Kokkos::deep_copy: copy between contiguous views, post deep copy fence",
"fence after copying header from HostSpace",
"Kokkos::create_mirror_view_and_copy: fence before returning src view",
"Kokkos::Impl::ViewValueFunctor: View init/destroy fence"
})
if (label_str.find(s) != std::string::npos)
return;
// clang-format on
if (device_id != arborx_test_root_device_id)
BOOST_TEST(device_id == arborx_test_device_id,
"\"" << label
<< "\" fence not on the right execution space instance: "
<< device_id << " != " << arborx_test_device_id);
}
template <class ExecutionSpace>
void arborx_test_set_tools_callbacks(ExecutionSpace exec)
{
arborx_test_device_id = Kokkos::Tools::Experimental::device_id(exec);
arborx_test_root_device_id =
Kokkos::Tools::Experimental::device_id_root<ExecutionSpace>();
Kokkos::Tools::Experimental::set_begin_parallel_for_callback(
arborx_test_parallel_x_callback);
Kokkos::Tools::Experimental::set_begin_parallel_reduce_callback(
arborx_test_parallel_x_callback);
Kokkos::Tools::Experimental::set_begin_parallel_scan_callback(
arborx_test_parallel_x_callback);
Kokkos::Tools::Experimental::set_begin_fence_callback(
arborx_test_fence_callback);
}
void arborx_test_unset_tools_callbacks()
{
Kokkos::Tools::Experimental::set_begin_parallel_for_callback(nullptr);
Kokkos::Tools::Experimental::set_begin_parallel_reduce_callback(nullptr);
Kokkos::Tools::Experimental::set_begin_parallel_scan_callback(nullptr);
Kokkos::Tools::Experimental::set_begin_fence_callback(nullptr);
arborx_test_device_id = -1;
arborx_test_root_device_id = -1;
}
} // namespace
BOOST_AUTO_TEST_CASE_TEMPLATE(bvh_bvh_execution_space_instance, DeviceType,
ARBORX_DEVICE_TYPES)
{
using Tree = ArborX::BVH<typename DeviceType::memory_space>;
using ExecutionSpace = typename DeviceType::execution_space;
auto exec = Kokkos::Experimental::partition_space(ExecutionSpace{}, 1)[0];
arborx_test_set_tools_callbacks(exec);
{ // default constructed
Tree tree;
}
{ // empty
auto tree = make<Tree>(exec, {});
}
{ // one leaf
auto tree = make<Tree>(exec, {
{{{0, 0, 0}}, {{1, 1, 1}}},
});
}
{ // two leaves
auto tree = make<Tree>(exec, {
{{{0, 0, 0}}, {{1, 1, 1}}},
{{{0, 0, 0}}, {{1, 1, 1}}},
});
}
arborx_test_unset_tools_callbacks();
}
BOOST_AUTO_TEST_CASE_TEMPLATE(bvh_query_execution_space_instance, DeviceType,
ARBORX_DEVICE_TYPES)
{
using ExecutionSpace = typename DeviceType::execution_space;
auto tree = make<ArborX::BVH<typename DeviceType::memory_space>>(
ExecutionSpace{}, {
{{{0, 0, 0}}, {{1, 1, 1}}},
{{{0, 0, 0}}, {{1, 1, 1}}},
});
auto exec = Kokkos::Experimental::partition_space(ExecutionSpace{}, 1)[0];
arborx_test_set_tools_callbacks(exec);
// spatial predicates
query(exec, tree,
makeIntersectsBoxQueries<DeviceType>({
{{{0, 0, 0}}, {{1, 1, 1}}},
{{{0, 0, 0}}, {{1, 1, 1}}},
}));
// nearest predicates
query(exec, tree,
makeNearestQueries<DeviceType>({
{{{0, 0, 0}}, 1},
{{{0, 0, 0}}, 2},
}));
arborx_test_unset_tools_callbacks();
}
BOOST_AUTO_TEST_SUITE_END()