v4.0 update. (#2371)

2025-06-06 02:39:20 -04:00
parent 2e2af190bd
commit 8bdbfca682
254 changed files with 29751 additions and 1980 deletions
@@ -0,0 +1,158 @@
+/***************************************************************************************************
+ * Copyright (c) 2024 - 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ **************************************************************************************************/
+
+#pragma once
+
+#include "../collective/fmha_collective_tma.hpp"
+#include "../collective/fmha_collective_tma_warpspecialized.hpp"
+#include "../collective/fmha_epilogue.hpp"
+#include "../kernel/fmha_kernel_tma.hpp"
+#include "../kernel/fmha_kernel_tma_warpspecialized.hpp"
+#include "../kernel/fmha_options.hpp"
+
+namespace cutlass::fmha::kernel {
+
+template<
+  class Element_,
+  class ElementAccumulatorQK_,
+  class ElementAccumulatorPV_,
+  class TileShape_, // BlockQO, BlockKV, BlockHead
+  class LayoutQ_,
+  class LayoutK_,
+  class LayoutV_,
+  class Fusion,
+  class DispatchPolicy,
+  class... Options
+>
+struct FmhaBuilder;
+
+template<
+  class Element,
+  class ElementAccumulator,
+  class TileShape, // BlockQO, BlockKV, BlockHead
+  class Fusion,
+  class... Options
+>
+struct FmhaBuilder<
+  Element,
+  ElementAccumulator,
+  ElementAccumulator,
+  TileShape,
+  cute::tuple<int, _1, cute::tuple<int, int>>,
+  cute::tuple<int, _1, cute::tuple<int, int>>,
+  cute::tuple<int, _1, cute::tuple<int, int>>,
+  Fusion,
+  cutlass::gemm::KernelTma,
+  Options...
+> {
+
+  using CollectiveMainloop = cutlass::fmha::collective::FmhaMainloopTma<Element, ElementAccumulator, TileShape, Fusion, Options...>;
+
+  using CollectiveEpilogue = cutlass::fmha::collective::FmhaFwdEpilogue<
+      Element, ElementAccumulator, typename CollectiveMainloop::TileShapePV>;
+
+  using Kernel = cutlass::fmha::kernel::FmhaKernelTma<CollectiveMainloop, CollectiveEpilogue, Options...>;
+};
+
+template<
+  class Element,
+  class ElementAccumulatorQK,
+  class ElementAccumulatorPV,
+  class TileShape, // BlockQO, BlockKV, BlockHead
+  class LayoutQ,
+  class LayoutK,
+  class LayoutV,
+  class Fusion,
+  class... Options
+>
+struct FmhaBuilder<
+  Element,
+  ElementAccumulatorQK,
+  ElementAccumulatorPV,
+  TileShape,
+  LayoutQ,
+  LayoutK,
+  LayoutV,
+  Fusion,
+  cutlass::gemm::KernelTmaWarpSpecializedCooperative,
+  Options...
+> {
+
+  using CollectiveMainloop = cutlass::fmha::collective::FmhaMainloopTmaWarpSpecialized<
+      Element, ElementAccumulatorQK, ElementAccumulatorPV,
+      TileShape, LayoutQ, LayoutK, LayoutV,
+      Fusion, Options...>;
+
+  using CollectiveEpilogue = cutlass::fmha::collective::FmhaFwdEpilogue<
+      Element, ElementAccumulatorPV, typename CollectiveMainloop::TileShapePV>;
+
+  static constexpr bool kIsPersistent = find_option_t<Tag::kIsPersistent, false_type, Options...>::value;
+  using TileScheduler = std::conditional_t<kIsPersistent, cutlass::fmha::kernel::PersistentTileScheduler, cutlass::fmha::kernel::IndividualTileScheduler>;
+
+  using Kernel = cutlass::fmha::kernel::FmhaKernelTmaWarpSpecialized<CollectiveMainloop, CollectiveEpilogue, TileScheduler, Options...>;
+};
+
+template<
+  class Element,
+  class ElementAccumulatorQK,
+  class ElementAccumulatorPV,
+  class TileShape, // BlockQO, BlockKV, BlockHead
+  class LayoutQ,
+  class LayoutK,
+  class LayoutV,
+  class Fusion,
+  class... Options
+>
+struct FmhaBuilder<
+  Element,
+  ElementAccumulatorQK,
+  ElementAccumulatorPV,
+  TileShape,
+  LayoutQ,
+  LayoutK,
+  LayoutV,
+  Fusion,
+  cutlass::gemm::KernelTmaWarpSpecializedPingpong,
+  Options...
+> {
+  using Kernel = typename FmhaBuilder<
+      Element, ElementAccumulatorQK, ElementAccumulatorPV,
+      TileShape,
+      LayoutQ, LayoutK, LayoutV,
+      Fusion,
+      cutlass::gemm::KernelTmaWarpSpecializedCooperative,
+      Options...,
+      Option<Tag::kIsPersistent, true_type>,
+      Option<Tag::kLoadsQSeparately, true_type>
+  >::Kernel;
+};
+
+}  // namespace cutlass::fmha::kernel