151 lines
4.7 KiB
C++
151 lines
4.7 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2017-2018, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are permitted
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* provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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* * Neither the name of the NVIDIA CORPORATION nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TOR (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************************/
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/*! \file
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\brief Models a pair of fragments
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*/
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#pragma once
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#include <assert.h>
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#include "cutlass/cutlass.h"
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#include "cutlass/shape.h"
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#include "cutlass/util/cutlass_math.h"
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#include "cutlass/vector.h"
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namespace cutlass {
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///////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* @brief A template defining \ref fragment_concept
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* @concept{fragment_concept}
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*/
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template <typename First_, typename Second_>
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struct ZipFragment {
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/// First fragment object
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typedef First_ First;
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/// Second fragment object
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typedef Second_ Second;
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/// This class.
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typedef ZipFragment<First, Second> This_;
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//
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// Data members
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//
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/// First fragment object
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First first;
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/// Second fragment object
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Second second;
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//
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// Methods
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//
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/// Default ctor
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CUTLASS_DEVICE
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ZipFragment() { }
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/// Copy ctor
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CUTLASS_DEVICE
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ZipFragment(First const &_first, Second const &_second): first(_first), second(_second) { }
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/// Clear a fragment.
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CUTLASS_DEVICE void clear() {
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first.clear();
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second.clear();
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}
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Helper to construct a ZipFragment object
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template <typename First, typename Second>
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CUTLASS_HOST_DEVICE
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ZipFragment<First, Second> make_ZipFragment(First const &first, Second const &second) {
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return ZipFragment<First, Second>(first, second);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Zips two convert operations
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template <typename First_, typename Second_>
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struct ZipConvert {
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/// First convert operator
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typedef First_ First;
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/// Second convert operator
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typedef Second_ Second;
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/// Defines the input zip fragment
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typedef ZipFragment<typename First::InputFragment, typename Second::InputFragment> InputFragment;
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/// Defines the output zip fragment
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typedef ZipFragment<typename First::OutputFragment, typename Second::OutputFragment>
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OutputFragment;
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//
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//
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//
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/// First transformer
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First first;
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/// Second transformer
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Second second;
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//
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//
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//
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/// Ctor.
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CUTLASS_DEVICE ZipConvert() {}
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/// Ctor.
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CUTLASS_DEVICE ZipConvert(First const &_first, Second const &_second): first(_first), second(_second) { }
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/// Transform a fragment.
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CUTLASS_DEVICE void transform(InputFragment const& src, OutputFragment& dst) {
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first.transform(src.first, dst.first);
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second.transform(src.second, dst.second);
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}
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Helper to construct a ZipConvert object
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template <typename First, typename Second>
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CUTLASS_HOST_DEVICE
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ZipConvert<First, Second> make_ZipConvert(First const &first, Second const &second) {
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return ZipConvert<First, Second>(first, second);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace cutlass
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