71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2023 - 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (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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#pragma once
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#include <cute/arch/mma.hpp>
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#include <cute/layout.hpp>
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namespace cute
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{
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template <class MMAOperation, class... MMAOpArgs>
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struct MMA_Traits
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{
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static_assert(sizeof(MMAOperation) == 0, "MMA_Traits not implemented for this MMA_Operation.");
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};
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template <class D, class A, class B, class C>
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struct MMA_Traits<UniversalFMA<D,A,B,C>>
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{
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using ElementDVal = D;
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using ElementAVal = A;
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using ElementBVal = B;
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using ElementCVal = C;
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// Logical shape of the MMA
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using Shape_MNK = Shape<_1,_1,_1>;
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// Logical thread id (tid) -> tidx
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using ThrID = Layout<_1>;
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// (Logical thread id (tid), Logical value id (vid)) -> coord
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// (tid,vid) -> (m,k)
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using ALayout = Layout<Shape<_1,_1>>;
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// (tid,vid) -> (n,k)
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using BLayout = Layout<Shape<_1,_1>>;
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// (tid,vid) -> (m,n)
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using CLayout = Layout<Shape<_1,_1>>;
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};
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} // namespace cute
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