90d3b0fb18
* Updates for 3.2.1 release. * Minor fix in gemm op profiler for raster order. * Add scheduler mapping for raster order in the kernels.
122 lines
4.6 KiB
C++
122 lines
4.6 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2017 - 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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/*! \file
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\brief Scheduler for grouped GEMM
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*/
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#pragma once
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#include "cutlass/cutlass.h"
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#include "cutlass/gemm/gemm.h"
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#include "cutlass/matrix_coord.h"
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#include "cutlass/gemm/kernel/grouped_problem_visitor.h"
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/////////////////////////////////////////////////////////////////////////////////////////////////
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namespace cutlass {
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namespace gemm {
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namespace kernel {
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/////////////////////////////////////////////////////////////////////////////////////////////////
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namespace detail {
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// Helper for correctly representing problem sizes in grouped kernels
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template <
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typename ThreadblockShape,
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bool Transposed
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>
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struct GemmGroupedProblemSizeHelper {
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static bool const kTransposed = Transposed;
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CUTLASS_HOST_DEVICE
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static cutlass::gemm::GemmCoord grid_shape(const cutlass::gemm::GemmCoord& problem) {
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return cutlass::gemm::GemmCoord(
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((problem.m() - 1 + ThreadblockShape::kM) / ThreadblockShape::kM),
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((problem.n() - 1 + ThreadblockShape::kN) / ThreadblockShape::kN),
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1);
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}
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CUTLASS_HOST_DEVICE
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static void possibly_transpose_problem(cutlass::gemm::GemmCoord& problem) {
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if (kTransposed) {
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swap(problem.m(), problem.n());
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}
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}
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CUTLASS_HOST_DEVICE
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static int32_t tile_count(const cutlass::gemm::GemmCoord& grid) {
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return grid.m() * grid.n();
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}
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};
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} // namespace detail
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/// Visitor class to abstract away the algorithm for iterating over tiles
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template <typename ThreadblockShape,
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GroupScheduleMode GroupScheduleMode_,
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int PrefetchTileCount,
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int ThreadCount,
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bool Transposed = false>
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struct GemmGroupedProblemVisitor : public GroupedProblemVisitor<
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detail::GemmGroupedProblemSizeHelper<ThreadblockShape, Transposed>,
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ThreadblockShape,
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GroupScheduleMode_,
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PrefetchTileCount,
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ThreadCount> {
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static bool const kTransposed = Transposed;
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using ProblemSizeHelper = detail::GemmGroupedProblemSizeHelper<ThreadblockShape, Transposed>;
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using Base = GroupedProblemVisitor<ProblemSizeHelper, ThreadblockShape, GroupScheduleMode_, PrefetchTileCount, ThreadCount>;
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using Params = typename Base::Params;
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using SharedStorage = typename Base::SharedStorage;
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//
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// Methods
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//
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CUTLASS_DEVICE
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GemmGroupedProblemVisitor(
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Params const ¶ms_,
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SharedStorage &shared_storage_,
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int32_t block_idx
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): Base (params_, shared_storage_, block_idx)
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{}
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};
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/////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace kernel
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} // namespace gemm
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} // namespace cutlass
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/////////////////////////////////////////////////////////////////////////////////////////////////
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