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composable_kernel/include/ck/utility/reduction_common.hpp
2022-06-24 23:32:43 -05:00

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770 B
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// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2022, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#include "ck/utility/reduction_enums.hpp"
namespace ck {
struct float_equal_one
{
template <class T>
__host__ __device__ inline bool operator()(T x)
{
return x <= static_cast<T>(1.0f) and x >= static_cast<T>(1.0f);
};
};
struct float_equal_zero
{
template <class T>
__host__ __device__ inline bool operator()(T x)
{
return x <= static_cast<T>(0.0f) and x >= static_cast<T>(0.0f);
};
};
template <index_t N>
static constexpr __device__ index_t get_shift()
{
return (get_shift<N / 2>() + 1);
};
template <>
constexpr __device__ index_t get_shift<1>()
{
return (0);
}
} // namespace ck