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/*
* Copyright 2008-2013 NVIDIA Corporation
* Modifications Copyright© 2019 Advanced Micro Devices, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <thrust/functional.h>
#include <thrust/sort.h>
#include "test_header.hpp"
template <typename T, unsigned int N>
void _TestStableSortWithLargeKeys(void)
{
size_t n = (128 * 1024) / sizeof(FixedVector<T, N>);
thrust::host_vector<FixedVector<T, N>> h_keys(n);
for(size_t i = 0; i < n; i++)
h_keys[i] = FixedVector<T, N>(rand());
thrust::device_vector<FixedVector<T, N>> d_keys = h_keys;
thrust::stable_sort(h_keys.begin(), h_keys.end());
thrust::stable_sort(d_keys.begin(), d_keys.end());
ASSERT_EQ_QUIET(h_keys, d_keys);
}
TEST(StableSortLargeTests, TestStableSortWithLargeKeys)
{
SCOPED_TRACE(testing::Message() << "with device_id= " << test::set_device_from_ctest());
_TestStableSortWithLargeKeys<int, 1>();
_TestStableSortWithLargeKeys<int, 2>();
_TestStableSortWithLargeKeys<int, 4>();
_TestStableSortWithLargeKeys<int, 8>();
// STREAM HPC investigate and fix `error: local memory limit exceeded`
// (make block size smaller for large keys and values in rocPRIM)
#if THRUST_DEVICE_SYSTEM != THRUST_DEVICE_SYSTEM_HIP
_TestStableSortWithLargeKeys<int, 16>();
_TestStableSortWithLargeKeys<int, 32>();
_TestStableSortWithLargeKeys<int, 64>();
_TestStableSortWithLargeKeys<int, 128>();
_TestStableSortWithLargeKeys<int, 256>();
_TestStableSortWithLargeKeys<int, 512>();
_TestStableSortWithLargeKeys<int, 1024>();
// XXX these take too long to compile
// _TestStableSortWithLargeKeys<int, 2048>();
// _TestStableSortWithLargeKeys<int, 4096>();
// _TestStableSortWithLargeKeys<int, 8192>();
#endif
}
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