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

#include <iostream>

#include "cutlass/cutlass.h"
#include "cutlass/gemm/device/gemm.h"

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

#include "cutlass/util/host_tensor.h"
#include "cutlass/util/tensor_view_io.h"
#include "cutlass/util/reference/host/tensor_fill.h"
#include "cutlass/util/reference/host/tensor_copy.h"
#include "cutlass/util/reference/host/tensor_compare.h"
#include "cutlass/util/reference/host/gemm.h"

#include "testbed.h"

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

/////////////////////////////////////
// NT
/////////////////////////////////////

TEST(SM61_Device_Gemm_s8n_s8t_simt_op_dp4a_perf, 128x256x32_64x64x8) {

  using ElementOutput = int8_t;
  using ElementAccumulator = int32_t;
  using ElementCompute = float;

  using Gemm = cutlass::gemm::device::Gemm<
    int8_t,
    cutlass::layout::ColumnMajor,
    int8_t,
    cutlass::layout::RowMajor,
    ElementOutput,
    cutlass::layout::RowMajor,
    int32_t,
    cutlass::arch::OpClassSimt,
    cutlass::arch::Sm61,
    cutlass::gemm::GemmShape<128, 256, 32>,
    cutlass::gemm::GemmShape<64, 64, 32>,
    cutlass::gemm::GemmShape<1, 1, 4>,
    cutlass::epilogue::thread::LinearCombinationClamp<
      ElementOutput,
      1,
      ElementAccumulator,
      ElementCompute
    >,
    cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>,
    2
  >;

  EXPECT_TRUE(test::gemm::device::TestGemmPerf<Gemm>());
}

/////////////////////////////////////
// TT
/////////////////////////////////////

TEST(SM61_Device_Gemm_s8t_s8t_simt_op_dp4a_perf, 128x256x32_64x64x8) {

  using ElementOutput = int32_t;
  using ElementAccumulator = int32_t;
  using ElementCompute = float;

  using Gemm = cutlass::gemm::device::Gemm<
    int8_t,
    cutlass::layout::RowMajor,
    int8_t,
    cutlass::layout::RowMajor,
    ElementOutput,
    cutlass::layout::RowMajor,
    int32_t,
    cutlass::arch::OpClassSimt,
    cutlass::arch::Sm61,
    cutlass::gemm::GemmShape<128, 256, 32>,
    cutlass::gemm::GemmShape<64, 64, 32>,
    cutlass::gemm::GemmShape<1, 1, 4>,
    cutlass::epilogue::thread::LinearCombinationClamp<
      ElementOutput,
      1,
      ElementAccumulator,
      ElementCompute
    >,
    cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>,
    2
  >;

  EXPECT_TRUE(test::gemm::device::TestGemmPerf<Gemm>());
}

/////////////////////////////////////
// NN
/////////////////////////////////////

TEST(SM61_Device_Gemm_s8n_s8n_simt_op_dp4a_perf, 128x256x32_64x64x8) {

  using ElementOutput = float;
  using ElementAccumulator = int32_t;
  using ElementCompute = float;

  using Gemm = cutlass::gemm::device::Gemm<
    int8_t,
    cutlass::layout::ColumnMajor,
    int8_t,
    cutlass::layout::ColumnMajor,
    ElementOutput,
    cutlass::layout::RowMajor,
    int32_t,
    cutlass::arch::OpClassSimt,
    cutlass::arch::Sm61,
    cutlass::gemm::GemmShape<128, 256, 32>,
    cutlass::gemm::GemmShape<64, 64, 32>,
    cutlass::gemm::GemmShape<1, 1, 4>,
    cutlass::epilogue::thread::LinearCombinationClamp<
      ElementOutput,
      1,
      ElementAccumulator,
      ElementCompute
    >,
    cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>,
    2
  >;

  EXPECT_TRUE(test::gemm::device::TestGemmPerf<Gemm>());
}

/////////////////////////////////////
// TN
/////////////////////////////////////

TEST(SM61_Device_Gemm_s8t_s8n_simt_op_dp4a_perf, 128x256x32_64x64x8) {

  using ElementOutput = int8_t;
  using ElementAccumulator = int32_t;
  using ElementCompute = float;

  using Gemm = cutlass::gemm::device::Gemm<
    int8_t,
    cutlass::layout::RowMajor,
    int8_t,
    cutlass::layout::ColumnMajor,
    ElementOutput,
    cutlass::layout::RowMajor,
    int32_t,
    cutlass::arch::OpClassSimt,
    cutlass::arch::Sm61,
    cutlass::gemm::GemmShape<128, 256, 32>,
    cutlass::gemm::GemmShape<64, 64, 32>,
    cutlass::gemm::GemmShape<1, 1, 4>,
    cutlass::epilogue::thread::LinearCombinationClamp<
      ElementOutput,
      1,
      ElementAccumulator,
      ElementCompute
    >,
    cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>,
    2
  >;

  EXPECT_TRUE(test::gemm::device::TestGemmPerf<Gemm>());
}