88 lines
2.8 KiB
C++
88 lines
2.8 KiB
C++
/***************************************************************************************************
|
|
* Copyright (c) 2023 - 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
**************************************************************************************************/
|
|
#pragma once
|
|
|
|
#include <cute/config.hpp>
|
|
|
|
#include <cute/tensor.hpp>
|
|
#include <cute/algorithm/prefer.hpp>
|
|
|
|
namespace cute
|
|
{
|
|
|
|
//
|
|
// Accept mutable temporaries
|
|
//
|
|
template <class Engine, class Layout, class T>
|
|
CUTE_HOST_DEVICE
|
|
void
|
|
fill(Tensor<Engine, Layout>&& tensor, T const& value)
|
|
{
|
|
return fill(tensor, value);
|
|
}
|
|
|
|
namespace detail
|
|
{
|
|
|
|
// Prefer fill(tensor.data(), value), if possible
|
|
template <class Engine, class Layout, class T>
|
|
CUTE_HOST_DEVICE
|
|
auto
|
|
fill(Tensor<Engine, Layout>& tensor, T const& value, prefer<1>)
|
|
-> decltype(fill(tensor.data(), value))
|
|
{
|
|
fill(tensor.data(), value);
|
|
}
|
|
|
|
// Default implementation
|
|
template <class Engine, class Layout, class T>
|
|
CUTE_HOST_DEVICE
|
|
void
|
|
fill(Tensor<Engine, Layout>& tensor, T const& value, prefer<0>)
|
|
{
|
|
CUTE_UNROLL
|
|
for (int i = 0; i < size(tensor); ++i) {
|
|
tensor(i) = value;
|
|
}
|
|
}
|
|
|
|
} // end namespace detail
|
|
|
|
template <class Engine, class Layout, class T>
|
|
CUTE_HOST_DEVICE
|
|
void
|
|
fill(Tensor<Engine, Layout>& tensor, T const& value)
|
|
{
|
|
return detail::fill(tensor, value, prefer<1>{});
|
|
}
|
|
|
|
} // end namespace cute
|