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

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

#include "cutlass/epilogue/thread/linear_combination_with_elementwise.h"

#include "cutlass/conv/kernel/default_conv2d_fprop_with_reduction.h"
#include "cutlass/conv/device/implicit_gemm_convolution.h"

#include "conv2d_with_reduction_testbed.h"
        
#if defined(CUTLASS_ARCH_MMA_SM75_SUPPORTED)

TEST(SM75_Device_Conv2d_Fprop_With_Reduction_Analytic_ImplicitGemm_f16nhwc_f16nhwc_f32nhwc_tensor_op_f32,
  128x128_32x2_64x64x32) {

  /// Conv operation element types for the Gemm equivalent (ImplicitGemm)
  using ElementA           = cutlass::half_t;
  using ElementB           = cutlass::half_t;
  using ElementC           = cutlass::half_t;
  using ElementAccumulator = float;
  using ElementCompute     = float;

  using EpilogueOutputOp = cutlass::epilogue::thread::LinearCombinationWithElementwise<
    float,
    float,
    cutlass::half_t,
    cutlass::half_t,
    8
  >;

  /// Device-level Conv2d instance
  using Conv2dFpropKernel = typename cutlass::conv::kernel::DefaultConv2dFpropWithReduction<
    ElementA, cutlass::layout::TensorNHWC,
    ElementB, cutlass::layout::TensorNHWC,
    ElementC, cutlass::layout::TensorNHWC,
    ElementAccumulator,
    cutlass::arch::OpClassTensorOp,
    cutlass::arch::Sm75,
    cutlass::gemm::GemmShape<128, 128, 32>,
    cutlass::gemm::GemmShape<64, 64, 32>,
    cutlass::gemm::GemmShape<16, 8, 8>,
    EpilogueOutputOp,
    cutlass::plus<float>,
    cutlass::gemm::threadblock::GemmIdentityThreadblockSwizzle<>,
    2,
    cutlass::arch::OpMultiplyAdd,
    cutlass::conv::IteratorAlgorithm::kAnalytic
  >::Kernel;

  using Conv2dFprop = cutlass::conv::device::ImplicitGemmConvolution<Conv2dFpropKernel>;

  /// Run all unit test sizes with device-level Conv2d instance
  EXPECT_TRUE(test::conv::device::TestAllConv2dWithReduction<Conv2dFprop>());
}

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

#endif  // CUTLASS_ARCH_MMA_SM75_SUPPORTED

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