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/*! \file
    \brief Tests for device-wide GEMM interface with an elementwise tensor-tensor broadcast epilogue
*/

#include <iostream>

#include "cutlass/cutlass.h"
#include "cute/tensor.hpp"
#include "cute/atom/mma_atom.hpp"

#include "cutlass/numeric_types.h"

#include "cutlass/gemm/device/gemm_universal_adapter.h"
#include "cutlass/gemm/kernel/gemm_universal.hpp"
#include "cutlass/gemm/collective/collective_builder.hpp"
#include "cutlass/epilogue/collective/epilogue_tensor_broadcast.hpp"
#include "cutlass/epilogue/thread/linear_combination_tensor_broadcast.hpp"

#include "../../common/cutlass_unit_test.h"

#include "gemm_testbed_3x_tensor_broadcast.hpp"

#if defined(CUTLASS_ARCH_MMA_SM90_SUPPORTED)

using namespace cute;

///////////////////////////////////////////////////////////////////////////////

TEST(SM90_Device_Gemm_f32t_f32n_f32n_tensor_op_gmma_f32_tensor_broadcast, 64x128x32_1x2x1_ActReLU_Bin0Mul_Bin1Plus_UnaryHardSwish) {
  using LayoutA = cutlass::layout::RowMajor;
  using LayoutB = cutlass::layout::ColumnMajor;
  using LayoutC = cutlass::layout::ColumnMajor;

  using ElementOutput = float;
  using ElementAccumulator = ElementOutput;
  using ElementCompute = ElementOutput;
  using ElementBias = ElementOutput;

  using CollectiveOp = typename cutlass::gemm::collective::CollectiveBuilder<
      cutlass::arch::Sm90, cutlass::arch::OpClassTensorOp,
      float, LayoutA, 4,
      float, LayoutB, 4,
      float,
      Shape<_64,_128,_128>, Shape<_1,_2,_1>,
      cutlass::gemm::collective::StageCountAuto,
      cutlass::gemm::collective::KernelScheduleAuto
    >::CollectiveOp;

  using EpilogueOp = cutlass::epilogue::collective::detail::Sm90TmaWarpSpecializedAdapter<
    cutlass::epilogue::collective::EpilogueTensorBroadcast<
      cutlass::gemm::TagToStrideC_t<LayoutC>,
      cutlass::gemm::TagToStrideC_t<LayoutC>,
      cutlass::epilogue::thread::LinearCombinationTensorBroadcast<
        ElementOutput, ElementAccumulator, ElementCompute, ElementBias,
        cutlass::epilogue::thread::ReLu,
        cutlass::multiplies,
        cutlass::plus,
        cutlass::epilogue::thread::HardSwish
        >,
      cutlass::gemm::EpilogueDefault>>;

  EXPECT_TRUE(EpilogueOp::IsBinaryOp0Enabled);
  EXPECT_TRUE(EpilogueOp::IsBinaryOp1Enabled);
  EXPECT_TRUE(EpilogueOp::IsUnaryOpEnabled);

  using GemmKernel = cutlass::gemm::kernel::GemmUniversal<
      Shape<int,int,int,int>,
      CollectiveOp,
      EpilogueOp
  >;

  using Gemm = cutlass::gemm::device::GemmUniversalAdapter<GemmKernel>;
  EXPECT_TRUE(test::gemm::device::TestAllTensorBroadcast<Gemm>());
}

TEST(SM90_Device_Gemm_f32t_f32n_f32n_tensor_op_gmma_f32_tensor_broadcast, 64x128x32_1x2x1_ActReLU_Bin0Mul_Bin1Plus_UnaryHardSwish_PerColBias) {
  using LayoutA = cutlass::layout::RowMajor;
  using LayoutB = cutlass::layout::ColumnMajor;
  using LayoutC = cutlass::layout::ColumnMajor;

  using ElementOutput = float;
  using ElementAccumulator = ElementOutput;
  using ElementCompute = ElementOutput;
  using ElementBias = ElementOutput;

  using CollectiveOp = typename cutlass::gemm::collective::CollectiveBuilder<
      cutlass::arch::Sm90, cutlass::arch::OpClassTensorOp,
      float, LayoutA, 4,
      float, LayoutB, 4,
      float,
      Shape<_64,_128,_128>, Shape<_1,_2,_1>,
      cutlass::gemm::collective::StageCountAuto,
      cutlass::gemm::collective::KernelScheduleAuto
    >::CollectiveOp;

  using EpilogueOp = cutlass::epilogue::collective::detail::Sm90TmaWarpSpecializedAdapter<
    cutlass::epilogue::collective::EpilogueTensorBroadcast<
      cutlass::gemm::TagToStrideC_t<LayoutC>,
      cutlass::gemm::TagToStrideC_t<LayoutC>,
      cutlass::epilogue::thread::LinearCombinationTensorBroadcast<
        ElementOutput, ElementAccumulator, ElementCompute, ElementBias,
        cutlass::epilogue::thread::ReLu,
        cutlass::multiplies,
        cutlass::plus,
        cutlass::epilogue::thread::HardSwish
        >,
      cutlass::gemm::EpilogueDefault,
      /* PerColBias = */ true>>;

  EXPECT_TRUE(EpilogueOp::IsBinaryOp0Enabled);
  EXPECT_TRUE(EpilogueOp::IsBinaryOp1Enabled);
  EXPECT_TRUE(EpilogueOp::IsUnaryOpEnabled);

  using GemmKernel = cutlass::gemm::kernel::GemmUniversal<
      Shape<int,int,int,int>,
      CollectiveOp,
      EpilogueOp
  >;

  using Gemm = cutlass::gemm::device::GemmUniversalAdapter<GemmKernel>;
  EXPECT_TRUE(test::gemm::device::TestAllTensorBroadcast<Gemm>());
}

///////////////////////////////////////////////////////////////////////////////

#endif // defined(CUTLASS_ARCH_MMA_SM90_SUPPORTED)
