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#pragma once

#if THRUST_DEVICE_COMPILER == THRUST_DEVICE_COMPILER_HCC
#include <thrust/distance.h>
#include <thrust/iterator/counting_iterator.h>
#include <thrust/system/hip/config.h>
#include <thrust/system/hip/detail/execution_policy.h>
#include <thrust/system/hip/detail/transform.h>

BEGIN_NS_THRUST
namespace hip_rocprim
{

template <class Derived, class Iterator, class TabulateOp>
void THRUST_HIP_FUNCTION
tabulate(execution_policy<Derived>& policy,
         Iterator                   first,
         Iterator                   last,
         TabulateOp                 tabulate_op)
{
    typedef typename iterator_traits<Iterator>::difference_type size_type;

    hip_rocprim::transform(
        policy,
        thrust::make_counting_iterator<size_type>(0),
        thrust::make_counting_iterator<size_type>(thrust::distance(first, last)),
        first,
        [tabulate_op](size_type i) mutable { return tabulate_op(i); }
    );
}

} // namespace hip_rocprim
END_NS_THRUST
#endif