cc3c29a81a
* v3.6 * update changelog * update readme * fix typo * fixing typos * hopper gemm with weight prefetch --------- Co-authored-by: yuzhai <yuzhai@nvidia.com> Co-authored-by: Haicheng Wu <haichengw@nvidia.com>
216 lines
8.6 KiB
C++
216 lines
8.6 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2024 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/gemm/collective/collective_builder.hpp"
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#include "dispatch_policy_extra.hpp"
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#include "sm90_mma_tma_gmma_ss_warpspecialized_with_prefetch.hpp"
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namespace cutlass::gemm::collective {
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// GMMA_TMA_WS_FP8_FAST_ACCUM_SS + prefetch
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template <
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class ElementA,
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class GmemLayoutATag,
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int AlignmentA,
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class ElementB,
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class GmemLayoutBTag,
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int AlignmentB,
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class ElementAccumulator,
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class TileShape_MNK,
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class ClusterShape_MNK,
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class StageCountType,
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class KernelScheduleType
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>
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struct CollectiveBuilder<
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arch::Sm90,
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arch::OpClassTensorOp,
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ElementA,
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GmemLayoutATag,
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AlignmentA,
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ElementB,
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GmemLayoutBTag,
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AlignmentB,
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ElementAccumulator,
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TileShape_MNK,
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ClusterShape_MNK,
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StageCountType,
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KernelScheduleType,
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cute::enable_if_t<
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cute::is_same_v<KernelScheduleType, KernelTmaWarpSpecializedFP8FastAccumWithPrefetch>>
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> {
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static_assert(is_static<TileShape_MNK>::value);
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static_assert(is_static<ClusterShape_MNK>::value);
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static_assert(detail::is_aligned<ElementA, AlignmentA, ElementB, AlignmentB, detail::tma_alignment_bytes>(),
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"Not meet TMA alignment requirement yet\n");
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static_assert(detail::is_input_fp8<ElementA, ElementB>(),
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"Only FP8 datatypes are compatible with these kernel schedules\n");
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// Dispatch TN fp8 kernels only to TMA warp specialized FP8 builder
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static_assert(!detail::is_use_rmem_A<ElementA, GmemLayoutATag, ElementB, GmemLayoutBTag>(),
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"Not supported for fp8 non-TN warp specialized kernels yet\n");
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#ifndef CUTLASS_SM90_COLLECTIVE_BUILDER_SUPPORTED
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static_assert(cutlass::detail::dependent_false<ElementA>, "Unsupported Toolkit for SM90 Collective Builder\n");
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#endif
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static constexpr cute::GMMA::Major GmmaMajorA = detail::gmma_ss_tag_to_major_A<ElementA, GmemLayoutATag>();
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static constexpr cute::GMMA::Major GmmaMajorB = detail::gmma_ss_tag_to_major_B<ElementB, GmemLayoutBTag>();
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using AtomLayoutMNK = Layout<Shape<_1,_1,_1>>;
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using TiledMma = decltype(cute::make_tiled_mma(cute::GMMA::ss_op_selector<
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ElementA, ElementB, ElementAccumulator, TileShape_MNK, GmmaMajorA, GmmaMajorB>(), AtomLayoutMNK{}));
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using GmemTiledCopyA = decltype(detail::sm90_cluster_shape_to_tma_atom(shape<1>(ClusterShape_MNK{})));
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using GmemTiledCopyB = decltype(detail::sm90_cluster_shape_to_tma_atom(shape<0>(ClusterShape_MNK{})));
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using SmemLayoutAtomA = decltype(detail::ss_smem_selector<
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GmmaMajorA, ElementA, decltype(cute::get<0>(TileShape_MNK{})), decltype(cute::get<2>(TileShape_MNK{}))>());
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using SmemLayoutAtomB = decltype(detail::ss_smem_selector<
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GmmaMajorB, ElementB, decltype(cute::get<1>(TileShape_MNK{})), decltype(cute::get<2>(TileShape_MNK{}))>());
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static constexpr int PipelineStages = detail::compute_stage_count_or_override<detail::sm90_smem_capacity_bytes,
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ElementA, ElementB, TileShape_MNK>(StageCountType{});
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using DispatchPolicy = MainloopSm90TmaGmmaWarpSpecializedWithPrefetch<PipelineStages, ClusterShape_MNK, KernelScheduleType>;
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using SmemCopyAtomA = void;
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using SmemCopyAtomB = void;
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using CollectiveOp = CollectiveMma<
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DispatchPolicy,
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TileShape_MNK,
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ElementA,
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TagToStrideA_t<GmemLayoutATag>,
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ElementB,
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TagToStrideB_t<GmemLayoutBTag>,
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TiledMma,
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GmemTiledCopyA,
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SmemLayoutAtomA,
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SmemCopyAtomA,
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cute::identity,
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GmemTiledCopyB,
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SmemLayoutAtomB,
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SmemCopyAtomB,
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cute::identity
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>;
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};
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// GMMA_TMA_WS_FP8_FAST_ACCUM_SS + prefetch and split DMA warps
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template <
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class ElementA,
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class GmemLayoutATag,
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int AlignmentA,
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class ElementB,
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class GmemLayoutBTag,
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int AlignmentB,
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class ElementAccumulator,
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class TileShape_MNK,
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class ClusterShape_MNK,
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class StageCountType,
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class KernelScheduleType
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>
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struct CollectiveBuilder<
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arch::Sm90,
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arch::OpClassTensorOp,
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ElementA,
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GmemLayoutATag,
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AlignmentA,
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ElementB,
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GmemLayoutBTag,
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AlignmentB,
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ElementAccumulator,
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TileShape_MNK,
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ClusterShape_MNK,
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StageCountType,
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KernelScheduleType,
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cute::enable_if_t<
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cute::is_same_v<KernelScheduleType, KernelTmaWarpSpecializedFP8FastAccumWithPrefetchAndSplitDMA>>
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> {
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static_assert(is_static<TileShape_MNK>::value);
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static_assert(is_static<ClusterShape_MNK>::value);
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static_assert(detail::is_aligned<ElementA, AlignmentA, ElementB, AlignmentB, detail::tma_alignment_bytes>(),
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"Not meet TMA alignment requirement yet\n");
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static_assert(detail::is_input_fp8<ElementA, ElementB>(),
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"Only FP8 datatypes are compatible with these kernel schedules\n");
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// Dispatch TN fp8 kernels only to TMA warp specialized FP8 builder
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static_assert(!detail::is_use_rmem_A<ElementA, GmemLayoutATag, ElementB, GmemLayoutBTag>(),
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"Not supported for fp8 non-TN warp specialized kernels yet\n");
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#ifndef CUTLASS_SM90_COLLECTIVE_BUILDER_SUPPORTED
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static_assert(cutlass::detail::dependent_false<ElementA>, "Unsupported Toolkit for SM90 Collective Builder\n");
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#endif
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static constexpr cute::GMMA::Major GmmaMajorA = detail::gmma_ss_tag_to_major_A<ElementA, GmemLayoutATag>();
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static constexpr cute::GMMA::Major GmmaMajorB = detail::gmma_ss_tag_to_major_B<ElementB, GmemLayoutBTag>();
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using AtomLayoutMNK = Layout<Shape<_1,_1,_1>>;
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using TiledMma = decltype(cute::make_tiled_mma(cute::GMMA::ss_op_selector<
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ElementA, ElementB, ElementAccumulator, TileShape_MNK, GmmaMajorA, GmmaMajorB>(), AtomLayoutMNK{}));
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using GmemTiledCopyA = decltype(detail::sm90_cluster_shape_to_tma_atom(shape<1>(ClusterShape_MNK{})));
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using GmemTiledCopyB = decltype(detail::sm90_cluster_shape_to_tma_atom(shape<0>(ClusterShape_MNK{})));
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using SmemLayoutAtomA = decltype(detail::ss_smem_selector<
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GmmaMajorA, ElementA, decltype(cute::get<0>(TileShape_MNK{})), decltype(cute::get<2>(TileShape_MNK{}))>());
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using SmemLayoutAtomB = decltype(detail::ss_smem_selector<
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GmmaMajorB, ElementB, decltype(cute::get<1>(TileShape_MNK{})), decltype(cute::get<2>(TileShape_MNK{}))>());
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static constexpr int PipelineStages = detail::compute_stage_count_or_override<detail::sm90_smem_capacity_bytes,
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ElementA, ElementB, TileShape_MNK>(StageCountType{});
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using DispatchPolicy = MainloopSm90TmaGmmaWarpSpecializedWithPrefetch<PipelineStages, ClusterShape_MNK, KernelScheduleType>;
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using SmemCopyAtomA = void;
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using SmemCopyAtomB = void;
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using CollectiveOp = CollectiveMma<
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DispatchPolicy,
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TileShape_MNK,
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ElementA,
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TagToStrideA_t<GmemLayoutATag>,
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ElementB,
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TagToStrideB_t<GmemLayoutBTag>,
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TiledMma,
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GmemTiledCopyA,
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SmemLayoutAtomA,
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SmemCopyAtomA,
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cute::identity,
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GmemTiledCopyB,
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SmemLayoutAtomB,
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SmemCopyAtomB,
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cute::identity
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>;
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};
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} // namespace cutlass::gemm::collective
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/////////////////////////////////////////////////////////////////////////////////////////////////
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