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#include <thrust/detail/config.h>
// Disabled on MSVC && NVCC < 11.1 for GH issue #1098.
#if (THRUST_HOST_COMPILER == THRUST_HOST_COMPILER_MSVC) && defined(__CUDACC__)
# if (__CUDACC_VER_MAJOR__ < 11) || (__CUDACC_VER_MAJOR__ == 11 && __CUDACC_VER_MINOR__ < 1)
# define THRUST_BUG_1098_ACTIVE
# endif // NVCC version check
#endif // MSVC + NVCC check
#if _CCCL_STD_VER >= 2014 && !defined(THRUST_BUG_1098_ACTIVE)
# include <thrust/async/sort.h>
# include <thrust/device_vector.h>
# include <thrust/host_vector.h>
# include <unittest/unittest.h>
enum wait_policy
{
wait_for_futures,
do_not_wait_for_futures
};
template <typename T>
struct custom_greater
{
_CCCL_HOST_DEVICE bool operator()(T rhs, T lhs) const
{
return lhs > rhs;
}
};
# define DEFINE_SORT_INVOKER(name, ...) \
template <typename T> \
struct name \
{ \
template <typename ForwardIt, typename Sentinel> \
_CCCL_HOST static void sync(ForwardIt&& first, Sentinel&& last) \
{ \
::thrust::sort(THRUST_FWD(first), THRUST_FWD(last)); \
} \
\
template <typename ForwardIt, typename Sentinel> \
_CCCL_HOST static auto async(ForwardIt&& first, Sentinel&& last) THRUST_RETURNS(::thrust::async::sort( \
__VA_ARGS__ THRUST_PP_COMMA_IF(THRUST_PP_ARITY(__VA_ARGS__)) THRUST_FWD(first), THRUST_FWD(last))) \
}; \
/**/
DEFINE_SORT_INVOKER(sort_invoker);
DEFINE_SORT_INVOKER(sort_invoker_device, thrust::device);
# define DEFINE_SORT_OP_INVOKER(name, op, ...) \
template <typename T> \
struct name \
{ \
template <typename ForwardIt, typename Sentinel> \
_CCCL_HOST static void sync(ForwardIt&& first, Sentinel&& last) \
{ \
::thrust::sort(THRUST_FWD(first), THRUST_FWD(last), op<T>{}); \
} \
\
template <typename ForwardIt, typename Sentinel> \
_CCCL_HOST static auto async(ForwardIt&& first, Sentinel&& last) THRUST_RETURNS(::thrust::async::sort( \
__VA_ARGS__ THRUST_PP_COMMA_IF(THRUST_PP_ARITY(__VA_ARGS__)) THRUST_FWD(first), THRUST_FWD(last), op<T>{})) \
}; \
/**/
DEFINE_SORT_OP_INVOKER(sort_invoker_less, thrust::less);
DEFINE_SORT_OP_INVOKER(sort_invoker_less_device, thrust::less, thrust::device);
DEFINE_SORT_OP_INVOKER(sort_invoker_greater, thrust::greater);
DEFINE_SORT_OP_INVOKER(sort_invoker_greater_device, thrust::greater, thrust::device);
DEFINE_SORT_OP_INVOKER(sort_invoker_custom_greater, custom_greater);
DEFINE_SORT_OP_INVOKER(sort_invoker_custom_greater_device, custom_greater, thrust::device);
# undef DEFINE_SORT_INVOKER
# undef DEFINE_SORT_OP_INVOKER
///////////////////////////////////////////////////////////////////////////////
template <template <typename> class SortInvoker, wait_policy WaitPolicy>
struct test_async_sort
{
template <typename T>
struct tester
{
_CCCL_HOST void operator()(std::size_t n)
{
thrust::host_vector<T> h0_data(unittest::random_integers<T>(n));
thrust::device_vector<T> d0_data(h0_data);
ASSERT_EQUAL(h0_data, d0_data);
SortInvoker<T>::sync(h0_data.begin(), h0_data.end());
auto f0 = SortInvoker<T>::async(d0_data.begin(), d0_data.end());
_CCCL_IF_CONSTEXPR (wait_for_futures == WaitPolicy)
{
f0.wait();
ASSERT_EQUAL(h0_data, d0_data);
}
}
};
};
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker, wait_for_futures>::tester), NumericTypes, test_async_sort);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_device, wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_device, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_less, wait_for_futures>::tester),
NumericTypes,
test_async_sort_less);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_less, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_less_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_less_device, wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_less);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_less_device, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_less_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_greater, wait_for_futures>::tester),
NumericTypes,
test_async_sort_greater);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_greater, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_greater_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_greater_device, wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_greater);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_greater_device, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_greater_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_custom_greater, wait_for_futures>::tester),
NumericTypes,
test_async_sort_custom_greater);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_custom_greater, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_custom_greater_no_wait);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_custom_greater_device, wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_custom_greater);
DECLARE_GENERIC_SIZED_UNITTEST_WITH_TYPES_AND_NAME(
THRUST_PP_EXPAND_ARGS(test_async_sort<sort_invoker_custom_greater_device, do_not_wait_for_futures>::tester),
NumericTypes,
test_async_sort_policy_custom_greater_no_wait);
///////////////////////////////////////////////////////////////////////////////
// TODO: Async copy then sort.
// TODO: Test future return type.
#endif
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