311 lines
8.2 KiB
C++
311 lines
8.2 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2017-2021, 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 Defines a canonical coordinate for rank=4 tensors offering named indices.
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*/
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#pragma once
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#include "cutlass/cutlass.h"
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#include "cutlass/coord.h"
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namespace cutlass {
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Defines a canonical 4D coordinate used by tensor operations.
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struct Tensor4DCoord : public Coord<4> {
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/// Base class
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using Base = Coord<4>;
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/// Index type
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using Index = typename Base::Index;
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/// LongIndex type
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using LongIndex = typename Base::LongIndex;
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/// Batch dimension
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static int const kN = 0;
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/// Height dimension
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static int const kH = 1;
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/// Width dimension
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static int const kW = 2;
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/// Channels dimension
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static int const kC = 3;
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//
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// Methods
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//
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/// Default ctor
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CUTLASS_HOST_DEVICE
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Tensor4DCoord() { }
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/// Constructs from Coord<4>
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CUTLASS_HOST_DEVICE
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Tensor4DCoord(Coord<4> const &coord): Base(coord) { }
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/// Helper to construct from N, H, W, and C.
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CUTLASS_HOST_DEVICE
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Tensor4DCoord(Index n, Index h, Index w, Index c): Base(make_Coord(n, h, w, c)) { }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & n() const { return this->at(kN); }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index & n() { return this->at(kN); }
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/// Returns the row of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & h() const { return this->at(kH); }
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/// Returns the row of the coordinate
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CUTLASS_HOST_DEVICE
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Index & h() { return this->at(kH); }
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/// Returns the column of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & w() const { return this->at(kW); }
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/// Returns the column of the coordinate
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CUTLASS_HOST_DEVICE
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Index & w() { return this->at(kW); }
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/// Returns the channel of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & c() const { return this->at(kC); }
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/// Returns the channel of the coordinate
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CUTLASS_HOST_DEVICE
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Index & c() { return this->at(kC); }
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//
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// Coord operators
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//
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/// Element-wise addition
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CUTLASS_HOST_DEVICE
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Tensor4DCoord operator+(Base const& b) const {
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return Tensor4DCoord(Base::operator+(b));
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}
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/// Element-wise subtraction
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CUTLASS_HOST_DEVICE
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Tensor4DCoord operator-(Base const& b) const {
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return Tensor4DCoord(Base::operator-(b));
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}
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/// Element-wise multiplication
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CUTLASS_HOST_DEVICE
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Tensor4DCoord operator*(Base const& b) const {
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return Tensor4DCoord(Base::operator*(b));
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}
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/// Element-wise division
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CUTLASS_HOST_DEVICE
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Tensor4DCoord operator/(Base const& b) const {
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return Tensor4DCoord(Base::operator/(b));
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}
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/// In-place addition
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CUTLASS_HOST_DEVICE
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Tensor4DCoord& operator+=(Base const& b) {
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Base::operator+=(b);
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return *this;
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}
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/// In-place subtraction
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CUTLASS_HOST_DEVICE
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Tensor4DCoord& operator-=(Base const& b) {
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Base::operator-=(b);
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return *this;
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}
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/// In-place multiplication
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CUTLASS_HOST_DEVICE
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Tensor4DCoord& operator*=(Base const& b) {
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Base::operator*=(b);
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return *this;
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}
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/// In-place division
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CUTLASS_HOST_DEVICE
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Tensor4DCoord& operator/=(Base const& b) {
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Base::operator/=(b);
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return *this;
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}
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Defines a canonical 5D coordinate used by tensor operations.
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struct Tensor5DCoord : public Coord<5> {
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/// Base class
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using Base = Coord<5>;
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/// Index type
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using Index = typename Base::Index;
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/// LongIndex type
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using LongIndex = typename Base::LongIndex;
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/// Batch dimension
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static int const kN = 0;
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/// Depth dimension
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static int const kD = 1;
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/// Height dimension
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static int const kH = 2;
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/// Width dimension
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static int const kW = 3;
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/// Channels dimension
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static int const kC = 4;
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//
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// Methods
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//
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/// Default ctor
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CUTLASS_HOST_DEVICE
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Tensor5DCoord() { }
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/// Constructs from Coord<5>
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CUTLASS_HOST_DEVICE
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Tensor5DCoord(Coord<5> const &coord): Base(coord) { }
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/// Helper to construct from N, D, H, W, and C.
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CUTLASS_HOST_DEVICE
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Tensor5DCoord(Index n, Index d, Index h, Index w, Index c): Base(make_Coord(n, d, h, w, c)) { }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & n() const { return this->at(kN); }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index & n() { return this->at(kN); }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & d() const { return this->at(kD); }
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/// Returns the batch of the coordinate
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CUTLASS_HOST_DEVICE
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Index & d() { return this->at(kD); }
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/// Returns the row of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & h() const { return this->at(kH); }
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/// Returns the row of the coordinate
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CUTLASS_HOST_DEVICE
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Index & h() { return this->at(kH); }
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/// Returns the column of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & w() const { return this->at(kW); }
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/// Returns the column of the coordinate
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CUTLASS_HOST_DEVICE
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Index & w() { return this->at(kW); }
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/// Returns the channel of the coordinate
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CUTLASS_HOST_DEVICE
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Index const & c() const { return this->at(kC); }
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/// Returns the channel of the coordinate
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CUTLASS_HOST_DEVICE
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Index & c() { return this->at(kC); }
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//
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// Coord operators
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//
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/// Element-wise addition
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CUTLASS_HOST_DEVICE
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Tensor5DCoord operator+(Base const& b) const {
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return Tensor5DCoord(Base::operator+(b));
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}
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/// Element-wise subtraction
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CUTLASS_HOST_DEVICE
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Tensor5DCoord operator-(Base const& b) const {
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return Tensor5DCoord(Base::operator-(b));
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}
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/// Element-wise multiplication
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CUTLASS_HOST_DEVICE
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Tensor5DCoord operator*(Base const& b) const {
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return Tensor5DCoord(Base::operator*(b));
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}
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/// Element-wise division
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CUTLASS_HOST_DEVICE
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Tensor5DCoord operator/(Base const& b) const {
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return Tensor5DCoord(Base::operator/(b));
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}
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/// In-place addition
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CUTLASS_HOST_DEVICE
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Tensor5DCoord& operator+=(Base const& b) {
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Base::operator+=(b);
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return *this;
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}
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/// In-place subtraction
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CUTLASS_HOST_DEVICE
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Tensor5DCoord& operator-=(Base const& b) {
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Base::operator-=(b);
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return *this;
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}
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/// In-place multiplication
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CUTLASS_HOST_DEVICE
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Tensor5DCoord& operator*=(Base const& b) {
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Base::operator*=(b);
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return *this;
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}
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/// In-place division
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CUTLASS_HOST_DEVICE
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Tensor5DCoord& operator/=(Base const& b) {
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Base::operator/=(b);
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return *this;
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}
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace cutlass
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