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/*! \file
    \brief Tests for device-wide GEMM interface
*/

#include <iostream>

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

#include "cutlass/numeric_types.h"
#include "cutlass/arch/mma_sm100.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/dispatch_policy.hpp"
#include "cutlass/epilogue/collective/collective_builder.hpp"

#include "cutlass/epilogue/thread/activation.h"
#include "../../common/cutlass_unit_test.h"

#include "gemm_testbed_3x.hpp"

using namespace cute;

#if defined(CUTLASS_ARCH_MMA_SM103_SUPPORTED)

TEST(SM103_Device_Gemm_e2m1t_e2m1n_f32t_tensorop_2sm_f32_vs32, 512x256x768_4x2x1) {
  using CollectiveEpilogue = typename cutlass::epilogue::collective::CollectiveBuilder<
    cutlass::arch::Sm103, cutlass::arch::OpClassBlockScaledTensorOp,
    cute::Shape<cute::_256, cute::_128, Int<768>>,
    cute::Shape<cute::_4, cute::_2, cute::_1>,
    cutlass::epilogue::collective::EpilogueTileAuto,
    // cute::Shape<cute::_128,cute::_128>,   // We need 128x128 block for VS16 case for both 1SM and 2SM kernels
    float, float,
    void,  cutlass::layout::RowMajor, 4,
    float, cutlass::layout::RowMajor, 4,
    cutlass::epilogue::NoSmemWarpSpecialized2Sm
  >::CollectiveOp;
  
  using CollectiveMainloop =  typename cutlass::gemm::collective::CollectiveBuilder<
    cutlass::arch::Sm103, cutlass::arch::OpClassBlockScaledTensorOp,
    cute::tuple<cutlass::float_e2m1_t,cutlass::float_ue8m0_t>, cutlass::layout::RowMajor, 32,
    cute::tuple<cutlass::float_e2m1_t,cutlass::float_ue8m0_t>, cutlass::layout::ColumnMajor, 32,
    float,
    cute::Shape<cute::_256, cute::_128, Int<768>>,
    cute::Shape<cute::_4, cute::_2, cute::_1>,
    cutlass::gemm::collective::StageCountAutoCarveout<static_cast<int>(sizeof(typename CollectiveEpilogue::SharedStorage))>,
    cutlass::gemm::KernelTmaWarpSpecialized2SmBlockScaledMxNvf4UltraVs32Sm103
  >::CollectiveOp;

  using GemmKernel = cutlass::gemm::kernel::GemmUniversal<
      cute::Shape<int,int,int,int>,
      CollectiveMainloop,
      CollectiveEpilogue
    >;

  using namespace test::gemm::device;
  using Gemm = cutlass::gemm::device::GemmUniversalAdapter<GemmKernel>;

  auto pass = test::gemm::device::TestSmall<Gemm, false /*force_legacy_epilogue*/>(1.0, 0.0);
  EXPECT_TRUE(pass);
}


TEST(SM103_Device_Gemm_e2m1t_e2m1n_f32t_tensorop_2sm_f32_vs16, 512x256x768_4x2x1) {
  using CollectiveEpilogue = typename cutlass::epilogue::collective::CollectiveBuilder<
    cutlass::arch::Sm103, cutlass::arch::OpClassBlockScaledTensorOp,
    cute::Shape<cute::_256, cute::_128, Int<768>>,
    cute::Shape<cute::_4, cute::_2, cute::_1>,
    cutlass::epilogue::collective::EpilogueTileAuto,
    // cute::Shape<cute::_128,cute::_128>,   // We need 128x128 block for VS16 case for both 1SM and 2SM kernels
    float, float,
    void,  cutlass::layout::RowMajor, 4,
    float, cutlass::layout::RowMajor, 4,
    cutlass::epilogue::NoSmemWarpSpecialized2Sm
  >::CollectiveOp;
  
  using CollectiveMainloop =  typename cutlass::gemm::collective::CollectiveBuilder<
    cutlass::arch::Sm103, cutlass::arch::OpClassBlockScaledTensorOp,
    cute::tuple<cutlass::float_e2m1_t,cutlass::float_ue8m0_t>, cutlass::layout::RowMajor, 32,
    cute::tuple<cutlass::float_e2m1_t,cutlass::float_ue8m0_t>, cutlass::layout::ColumnMajor, 32,
    float,
    cute::Shape<cute::_256, cute::_128, Int<768>>,
    cute::Shape<cute::_4, cute::_2, cute::_1>,
    cutlass::gemm::collective::StageCountAutoCarveout<static_cast<int>(sizeof(typename CollectiveEpilogue::SharedStorage))>,
    cutlass::gemm::KernelTmaWarpSpecialized2SmBlockScaledMxNvf4UltraVs16Sm103
  >::CollectiveOp;

  using GemmKernel = cutlass::gemm::kernel::GemmUniversal<
      cute::Shape<int,int,int,int>,
      CollectiveMainloop,
      CollectiveEpilogue
    >;

  using namespace test::gemm::device;
  using Gemm = cutlass::gemm::device::GemmUniversalAdapter<GemmKernel>;

  auto pass = test::gemm::device::TestSmall<Gemm, false /*force_legacy_epilogue*/>(1.0, 0.0);
  EXPECT_TRUE(pass);
}
#endif // defined(CUTLASS_ARCH_MMA_SM103_SUPPORTED)
