v4.4 update. (#2979)
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Junkai-Wu
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/***************************************************************************************************
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* Copyright (c) 2025 - 2026 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 "../collective/sm100_ssd_epilogue.hpp"
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#include "../collective/sm100_ssd_gemm_tma_warpspecialized.hpp"
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#include "../kernel/sm100_ssd_kernel_tma_warpspecialized.hpp"
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#include "../kernel/sm100_ssd_tile_scheduler.hpp"
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#include "cutlass/cutlass.h"
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#include "cutlass/epilogue/collective/collective_builder.hpp"
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namespace cutlass::ssd::kernel::detail {
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template<
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class ElementA,
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class ElementB,
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class ElementAccumulator,
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class TileShape_MNK,
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class ClusterShape_MNK,
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UMMA::Major UmmaMajorA,
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UMMA::Major UmmaMajorB
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>
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constexpr auto
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sm100_make_ts_tiled_mma() {
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return cutlass::gemm::collective::detail::sm100_make_1sm_ts_trivial_tiled_mma<
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ElementA, ElementB, ElementAccumulator,
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TileShape_MNK, ClusterShape_MNK, UmmaMajorA, UmmaMajorB>();
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}
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template<
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class ElementA,
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class ElementB,
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class ElementAccumulator,
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class TileShape_MNK,
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class ClusterShape_MNK,
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UMMA::Major UmmaMajorA,
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UMMA::Major UmmaMajorB
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>
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constexpr auto
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sm100_make_ss_tiled_mma() {
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return cutlass::gemm::collective::detail::sm100_make_1sm_trivial_tiled_mma<
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ElementA, ElementB, ElementAccumulator,
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TileShape_MNK, ClusterShape_MNK, UmmaMajorA, UmmaMajorB>();
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}
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}
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namespace cutlass::ssd::kernel {
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template<
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class Element_,
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class ElementDA_,
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class ElementAcc_,
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class ElementY_,
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class TileShape_,
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bool HAS_D_,
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bool D_HAS_HDIM_
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>
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struct Sm100SsdBuilder {
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using Element = Element_;
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using ElementDA = ElementDA_;
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using ElementAcc = ElementAcc_;
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using ElementY = ElementY_;
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using TileShape = TileShape_;
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using ArchTag = cutlass::arch::Sm100;
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// hard-code
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using ClusterShape = Shape<_1,_1,_1>;
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static constexpr int StagesInput = 2;
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static constexpr int StagesOutput = 2;
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using TileShapeIntraBMM1 = decltype(make_shape(get<0>(TileShape{}), get<0>(TileShape{}), get<2>(TileShape{}))); // (L,L,N)
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using TileShapeIntraBMM2 = decltype(make_shape(get<0>(TileShape{}), get<1>(TileShape{}), get<0>(TileShape{}))); // (L,D,L)
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using TileShapeInterBMM1 = decltype(make_shape(get<2>(TileShape{}), get<1>(TileShape{}), get<0>(TileShape{}))); // (N,D,L)
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using TileShapeInterBMM2 = decltype(make_shape(get<0>(TileShape{}), get<1>(TileShape{}), get<2>(TileShape{}))); // (L,D,N)
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// LxLxN, NT
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using TiledMmaIntra1 = decltype(detail::sm100_make_ss_tiled_mma<Element, Element, ElementAcc,
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TileShapeIntraBMM1, ClusterShape,
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cute::UMMA::Major::MN, cute::UMMA::Major::MN>());
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// LxNxL, TN
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using TiledMmaIntra2 = decltype(detail::sm100_make_ts_tiled_mma<Element, Element, ElementAcc,
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TileShapeIntraBMM2, ClusterShape,
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cute::UMMA::Major::K, cute::UMMA::Major::K>());
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// NxDxL, TN
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using TiledMmaInter1 = decltype(detail::sm100_make_ts_tiled_mma<Element, Element, ElementAcc,
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TileShapeInterBMM1, ClusterShape,
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cute::UMMA::Major::K, cute::UMMA::Major::K>());
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// LxDxN, NN
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using TiledMmaInter2 = decltype(detail::sm100_make_ss_tiled_mma<Element, Element, ElementAcc,
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TileShapeInterBMM2, ClusterShape,
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cute::UMMA::Major::MN, cute::UMMA::Major::K>());
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// ((MMA_TILE_M,MMA_TILE_K), MMA_M, MMA_K)
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using MmaShapeC_MK = decltype(partition_shape_A(TiledMmaIntra1{}, make_shape(cute::size<0>(TileShapeIntraBMM1{}),
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cute::size<2>(TileShapeIntraBMM1{}))));
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using MmaShapeB_NK = decltype(partition_shape_B(TiledMmaIntra1{}, make_shape(cute::size<1>(TileShapeIntraBMM1{}),
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cute::size<2>(TileShapeIntraBMM1{}))));
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using MmaShapeQ_MK = decltype(partition_shape_A(TiledMmaIntra2{}, make_shape(cute::size<0>(TileShapeIntraBMM2{}),
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cute::size<2>(TileShapeIntraBMM2{}))));
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using MmaShapeX_NK = decltype(partition_shape_B(TiledMmaIntra2{}, make_shape(cute::size<1>(TileShapeIntraBMM2{}),
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cute::size<2>(TileShapeIntraBMM2{}))));
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using MmaShapeB_MK = decltype(partition_shape_A(TiledMmaInter1{}, make_shape(cute::size<0>(TileShapeInterBMM1{}),
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cute::size<2>(TileShapeInterBMM1{}))));
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using MmaShapeP_NK = decltype(partition_shape_B(TiledMmaInter2{}, make_shape(cute::size<1>(TileShapeInterBMM2{}),
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cute::size<2>(TileShapeInterBMM2{}))));
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using GmemTiledCopyX = cute::SM90_TMA_LOAD;
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using GmemTiledCopyB = cute::SM90_TMA_LOAD;
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using GmemTiledCopyC = cute::SM90_TMA_LOAD;
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using BlockTileX_N = decltype(cute::size<0,0>(MmaShapeX_NK{}) * cute::size<1>(MmaShapeX_NK{}));
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using BlockTileX_K = decltype(cute::size<0,1>(MmaShapeX_NK{}) * cute::size<2>(MmaShapeX_NK{}));
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using SmemLayoutAtomX = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileX_N, BlockTileX_K>());
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using BlockTileB_N = decltype(cute::size<0,0>(MmaShapeB_NK{}) * cute::size<1>(MmaShapeB_NK{}));
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using BlockTileB_K = decltype(cute::size<0,1>(MmaShapeB_NK{}) * cute::size<2>(MmaShapeB_NK{}));
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using SmemLayoutAtomB = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::MN, Element, BlockTileB_N, BlockTileB_K>());
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using BlockTileBT_M = decltype(cute::size<0,0>(MmaShapeB_MK{}) * cute::size<1>(MmaShapeB_MK{}));
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using BlockTileBT_K = decltype(cute::size<0,1>(MmaShapeB_MK{}) * cute::size<2>(MmaShapeB_MK{}));
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using SmemLayoutAtomBT = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileBT_M, BlockTileBT_K>());
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using TmemLayoutAtomB = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileBT_M, BlockTileBT_K>());
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using BlockTileC_M = decltype(cute::size<0,0>(MmaShapeC_MK{}) * cute::size<1>(MmaShapeC_MK{}));
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using BlockTileC_K = decltype(cute::size<0,1>(MmaShapeC_MK{}) * cute::size<2>(MmaShapeC_MK{}));
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using SmemLayoutAtomC = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::MN, Element, BlockTileC_M, BlockTileC_K>());
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using BlockTileP_N = decltype(cute::size<0,0>(MmaShapeP_NK{}) * cute::size<1>(MmaShapeP_NK{}));
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using BlockTileP_K = decltype(cute::size<0,1>(MmaShapeP_NK{}) * cute::size<2>(MmaShapeP_NK{}));
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using SmemLayoutAtomP = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileP_N, BlockTileP_K>());
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using SmemLayoutAtomPT = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::MN, Element, BlockTileP_K, BlockTileP_N>());
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using BlockTileQ_M = decltype(cute::size<0,0>(MmaShapeQ_MK{}) * cute::size<1>(MmaShapeQ_MK{}));
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using BlockTileQ_K = decltype(cute::size<0,1>(MmaShapeQ_MK{}) * cute::size<2>(MmaShapeQ_MK{}));
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using SmemLayoutAtomQ = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileP_N, BlockTileP_K>());
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using TmemLayoutAtomQ = decltype(cutlass::gemm::collective::detail::sm100_smem_selector<
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cute::UMMA::Major::K, Element, BlockTileQ_M, BlockTileQ_K>());
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using SmemLayoutX = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomX{},
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append(MmaShapeX_NK{}, Int<StagesInput>{}),
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Step<_2,_1,_3>{}));
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using SmemLayoutB = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomB{},
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append(MmaShapeB_NK{}, Int<StagesInput>{}),
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Step<_2,_1,_3>{}));
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// Be consistent with SmemLayoutB
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using SmemLayoutBT = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomBT{},
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append(MmaShapeB_MK{}, Int<StagesInput>{}),
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Step<_1,_2,_3>{}));
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using TmemLayoutB = decltype(UMMA::tile_to_mma_shape(
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TmemLayoutAtomB{},
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append(MmaShapeB_MK{}, Int<1>{}),
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Step<_2,_1,_3>{}));
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using SmemLayoutC = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomC{},
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append(MmaShapeC_MK{}, Int<StagesInput>{}),
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Step<_2,_1,_3>{}));
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// P only need 1 stage in this case
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using SmemLayoutPT = decltype(tile_to_shape(
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SmemLayoutAtomPT{},
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append(make_shape(get<2>(TileShape{}), get<1>(TileShape{})), Int<1>{})));
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using SmemLayoutP = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomP{},
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append(MmaShapeP_NK{}, Int<1>{}),
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Step<_2,_1,_3>{}));
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using TmemLayoutQ = decltype(UMMA::tile_to_mma_shape(
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TmemLayoutAtomQ{},
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append(MmaShapeQ_MK{}, Int<1>{}),
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Step<_2,_1,_3>{}));
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using SmemLayoutQ = decltype(UMMA::tile_to_mma_shape(
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SmemLayoutAtomQ{},
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append(MmaShapeQ_MK{}, Int<2>{}),
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Step<_2,_1,_3>{}));
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using SmemLayoutAtomXT = decltype(cutlass::gemm::collective::detail::ss_smem_selector<
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cute::GMMA::Major::MN, Element, decltype(get<0>(TileShape{})), decltype(get<1>(TileShape{}))>());
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using SmemLayoutXT = decltype(tile_to_shape(
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SmemLayoutAtomXT{},
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make_shape(size<0>(TileShape{}), size<1>(TileShape{}), Int<StagesInput>{}),
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Step<_1,_2,_3>{}));
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using EpilogueTileType = cutlass::epilogue::collective::EpilogueTileAuto;
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using Schedule = cutlass::epilogue::TmaWarpSpecialized;
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using EpilogueTile = Shape<Int<128>, Int<32>>;
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using SmemLayoutAtomY = decltype(cutlass::gemm::collective::detail::ss_smem_selector<
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cute::GMMA::Major::MN, ElementY, decltype(get<0>(EpilogueTile{})), decltype(get<1>(EpilogueTile{}))>());
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using SmemLayoutY = decltype(tile_to_shape(
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SmemLayoutAtomY{},
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make_shape(size<0>(EpilogueTile{}), size<1>(EpilogueTile{}), Int<StagesOutput>{}),
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Step<_2,_1,_3>{}));
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using SmemLayoutStoreP = decltype(tile_to_shape(
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SmemLayoutAtomP{},
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append(make_shape(get<1>(TileShape{}), get<2>(TileShape{})), Int<1>{}),
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Step<_2,_1,_3>{}));
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using CollectiveMainloop = cutlass::ssd::collective::SsdMainloopTmaWarpSpecialized<
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Element, ElementDA, ElementAcc, ElementY, TileShape,
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StagesInput, StagesOutput,
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TiledMmaIntra1, TiledMmaIntra2,
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TiledMmaInter1, TiledMmaInter2,
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SmemLayoutX, SmemLayoutB, SmemLayoutC, SmemLayoutP,
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SmemLayoutBT, SmemLayoutPT, SmemLayoutQ,
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TmemLayoutB, TmemLayoutQ>;
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using CollectiveEpilogue = cutlass::ssd::collective::SsdEpilogue<
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ElementAcc, Element, ElementDA, TileShape,
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EpilogueTile, SmemLayoutY, SmemLayoutStoreP, SmemLayoutXT, StagesInput, StagesOutput,
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HAS_D_, D_HAS_HDIM_>;
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using TileScheduler = cutlass::ssd::kernel::PersistentTileScheduler;
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using Kernel = cutlass::ssd::kernel::SsdKernelTmaWarpSpecialized<CollectiveMainloop, CollectiveEpilogue, TileScheduler>;
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};
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}
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