forked from OSchip/llvm-project
103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
// -*- C++ -*-
|
|
//===-- test_reverse.cpp --------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "pstl_test_config.h"
|
|
|
|
#include <iterator>
|
|
|
|
#include "pstl/execution"
|
|
#include "pstl/algorithm"
|
|
#include "utils.h"
|
|
|
|
using namespace TestUtils;
|
|
|
|
struct test_one_policy
|
|
{
|
|
#if __PSTL_ICC_18_VC141_TEST_SIMD_LAMBDA_RELEASE_BROKEN || __PSTL_ICC_17_VC141_TEST_SIMD_LAMBDA_DEBUG_32_BROKEN || \
|
|
__PSTL_ICC_16_VC14_TEST_SIMD_LAMBDA_DEBUG_32_BROKEN // dummy specialization by policy type, in case of broken configuration
|
|
template <typename Iterator1, typename Iterator2>
|
|
typename std::enable_if<is_same_iterator_category<Iterator1, std::random_access_iterator_tag>::value, void>::type
|
|
operator()(pstl::execution::unsequenced_policy, Iterator1 data_b, Iterator1 data_e, Iterator2 actual_b,
|
|
Iterator2 actual_e)
|
|
{
|
|
}
|
|
template <typename Iterator1, typename Iterator2>
|
|
typename std::enable_if<is_same_iterator_category<Iterator1, std::random_access_iterator_tag>::value, void>::type
|
|
operator()(pstl::execution::parallel_unsequenced_policy, Iterator1 data_b, Iterator1 data_e, Iterator2 actual_b,
|
|
Iterator2 actual_e)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
template <typename ExecutionPolicy, typename Iterator1, typename Iterator2>
|
|
typename std::enable_if<!is_same_iterator_category<Iterator1, std::forward_iterator_tag>::value>::type
|
|
operator()(ExecutionPolicy&& exec, Iterator1 data_b, Iterator1 data_e, Iterator2 actual_b, Iterator2 actual_e)
|
|
{
|
|
using namespace std;
|
|
|
|
copy(data_b, data_e, actual_b);
|
|
|
|
reverse(exec, actual_b, actual_e);
|
|
|
|
bool check = equal(data_b, data_e, reverse_iterator<Iterator2>(actual_e));
|
|
|
|
EXPECT_TRUE(check, "wrong result of reverse");
|
|
}
|
|
|
|
template <typename ExecutionPolicy, typename Iterator1, typename Iterator2>
|
|
typename std::enable_if<is_same_iterator_category<Iterator1, std::forward_iterator_tag>::value>::type
|
|
operator()(ExecutionPolicy&& exec, Iterator1 data_b, Iterator1 data_e, Iterator2 actual_b, Iterator2 actual_e)
|
|
{
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
void
|
|
test()
|
|
{
|
|
const std::size_t max_len = 100000;
|
|
|
|
Sequence<T> actual(max_len);
|
|
|
|
Sequence<T> data(max_len, [](std::size_t i) { return T(i); });
|
|
|
|
for (std::size_t len = 0; len < max_len; len = len <= 16 ? len + 1 : std::size_t(3.1415 * len))
|
|
{
|
|
invoke_on_all_policies(test_one_policy(), data.begin(), data.begin() + len, actual.begin(),
|
|
actual.begin() + len);
|
|
}
|
|
}
|
|
|
|
template <typename T>
|
|
struct wrapper
|
|
{
|
|
T t;
|
|
wrapper() {}
|
|
explicit wrapper(T t_) : t(t_) {}
|
|
bool
|
|
operator==(const wrapper<T>& a) const
|
|
{
|
|
return t == a.t;
|
|
}
|
|
};
|
|
|
|
int32_t
|
|
main()
|
|
{
|
|
test<int32_t>();
|
|
test<uint16_t>();
|
|
test<float64_t>();
|
|
#if !__PSTL_ICC_17_TEST_MAC_RELEASE_32_BROKEN
|
|
test<wrapper<float64_t>>();
|
|
#endif
|
|
|
|
std::cout << done() << std::endl;
|
|
return 0;
|
|
}
|