117 lines
4.2 KiB
C++
117 lines
4.2 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 "cutlass/detail/dependent_false.hpp"
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#include "cutlass/epilogue/fusion/callbacks.hpp"
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/////////////////////////////////////////////////////////////////////////////////////////////////
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namespace cutlass::epilogue::collective {
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/////////////////////////////////////////////////////////////////////////////////////////////////
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// Used to specify epilogue subtile shape or dispatch to automatic computation of subtile shape
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struct EpilogueTileAuto {};
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// Used to let the builder pick the epilogue schedule automatically.
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// Can be overridden with kernel schedule tags in cutlass/gemm/dispatch_policy.hpp
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struct EpilogueScheduleAuto {};
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template <
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class ArchTag,
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class OpClass,
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class TileShape_MNK,
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class ClusterShape_MNK,
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class EpilogueTileType,
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class ElementAccumulator,
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class ElementCompute,
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class ElementC,
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class GmemLayoutTagC,
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int AlignmentC,
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class ElementD,
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class GmemLayoutTagD,
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int AlignmentD,
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class Schedule,
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class FusionOpOrCallbacks = cutlass::epilogue::fusion::LinearCombination<ElementD,ElementCompute>,
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class Enable = void
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>
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struct CollectiveBuilder {
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static_assert(cutlass::detail::dependent_false<ArchTag>,
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"Could not build a collective epilogue for given parameters.");
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};
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// helper sub-builder for epilogue fusion callbacks (for internal use by CollectiveBuilder only)
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namespace detail {
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// callbacks builder with operation tag
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template<
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class DispatchPolicy,
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class FusionOp,
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class TileShape_MNK,
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class EpilogueTile_MN,
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class ElementAccumulator,
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class = void
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>
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struct CallbacksBuilder {
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using Callbacks = fusion::FusionCallbacks<DispatchPolicy, FusionOp, TileShape_MNK, EpilogueTile_MN>;
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};
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// callbacks builder with callbacks passthrough
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template <
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class DispatchPolicy,
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class FusionCallbacks,
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class TileShape_MNK,
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class EpilogueTile_MN,
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class ElementAccumulator
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>
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struct CallbacksBuilder<
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DispatchPolicy,
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FusionCallbacks,
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TileShape_MNK,
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EpilogueTile_MN,
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ElementAccumulator,
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enable_if_t<not is_base_of_v<fusion::FusionOperation, FusionCallbacks>>
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> {
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using Callbacks = FusionCallbacks;
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};
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} // namespace detail
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/////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace cutlass::epilogue::collective
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/////////////////////////////////////////////////////////////////////////////////////////////////
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#include "builders/sm90_builder.inl"
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/////////////////////////////////////////////////////////////////////////////////////////////////
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