cutlass/tools/test/unit/gemm/splitK_wmma_gemm.cu

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#include "cutlass/wmma_matrix.h"
#if defined(CUTLASS_USE_WMMA_API)

#include "cutlass_unit_test.h"
#include "cutlass/gemm/gemm.h"
#include "cutlass/gemm/wmma_gemm_traits.h"
#include "cutlass/reduction/batched_reduction_traits.h"
#include "tools/test/unit/gemm/gemm_testbed.h"
#include "tools/test/unit/gemm/run_gemm.h"

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

TEST(SplitK_wmma_gemm_16x16x32_splits16, wmma_gemm_128x256x512_nn) {
  const int splits_count = 16;
  const int m = 128;
  const int n = 256;
  const int k = 512;

  /*batched wmma gemm traits*/
  typedef cutlass::gemm::WmmaGemmTraits<
    cutlass::MatrixLayout::kColumnMajor,
    cutlass::MatrixLayout::kColumnMajor,
    cutlass::Shape<32, 16, 16>,
    half,
    half,
    half,
    cutlass::gemm::LinearScaling<half>,
    half
  >
    WmmaGemmTraits;
  /*batched reduction traits*/
  typedef cutlass::reduction::BatchedReductionTraits<half,
    half,
    half,
    half,
    half, /*accumulation type*/
    splits_count,
    cutlass::Shape<1, 1, 128>,
    cutlass::Shape<1, 1, 64>,
    cutlass::Shape<1, 1, 2> >
    BatchedReductionTraits;

  run_splitK_gemm<WmmaGemmTraits, BatchedReductionTraits>(m, n, k, 1/*partitionK_multiple*/, 2.0f, 1.0f, true/*use host reference*/);
}

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

TEST(SplitK_wmma_gemm_16x16x32_splits16, wmma_gemm_128x256x512_nt) {
  const int splits_count = 16;
  const int m = 128;
  const int n = 256;
  const int k = 512;

  /*batched wmma gemm traits*/
  typedef cutlass::gemm::WmmaGemmTraits<
    cutlass::MatrixLayout::kColumnMajor,
    cutlass::MatrixLayout::kRowMajor,
    cutlass::Shape<32, 16, 16>,
    half,
    half,
    half,
    cutlass::gemm::LinearScaling<half>,
    half
  >
    WmmaGemmTraits;
  /*batched reduction traits*/
  typedef cutlass::reduction::BatchedReductionTraits<half,
    half,
    half,
    half,
    half, /*accumulation type*/
    splits_count,
    cutlass::Shape<1, 1, 128>,
    cutlass::Shape<1, 1, 64>,
    cutlass::Shape<1, 1, 2> >
    BatchedReductionTraits;

  run_splitK_gemm<WmmaGemmTraits, BatchedReductionTraits>(m, n, k, 1/*partitionK_multiple*/, 1.0f, 0.0f);
}

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

TEST(SplitK_wmma_gemm_16x16x32_splits16, wmma_gemm_128x256x512_tn) {
  const int splits_count = 16;
  const int m = 128;
  const int n = 256;
  const int k = 512;

  /*batched wmma gemm traits*/
  typedef cutlass::gemm::WmmaGemmTraits<
    cutlass::MatrixLayout::kRowMajor,
    cutlass::MatrixLayout::kColumnMajor,
    cutlass::Shape<32, 16, 16>,
    half,
    half,
    half,
    cutlass::gemm::LinearScaling<half>,
    half
  >
    WmmaGemmTraits;
  /*batched reduction traits*/
  typedef cutlass::reduction::BatchedReductionTraits<half,
    half,
    half,
    half,
    half, /*accumulation type*/
    splits_count,
    cutlass::Shape<1, 1, 128>,
    cutlass::Shape<1, 1, 64>,
    cutlass::Shape<1, 1, 2> >
    BatchedReductionTraits;

  run_splitK_gemm<WmmaGemmTraits, BatchedReductionTraits>(m, n, k, 1/*partitionK_multiple*/, 1.0f, 0.0f);
}

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

TEST(SplitK_wmma_gemm_16x16x32_splits16, wmma_gemm_128x256x512_tt) {
  const int splits_count = 16;
  const int m = 128;
  const int n = 256;
  const int k = 512;

  /*batched wmma gemm traits*/
  typedef cutlass::gemm::WmmaGemmTraits<
    cutlass::MatrixLayout::kRowMajor,
    cutlass::MatrixLayout::kRowMajor,
    cutlass::Shape<32, 16, 16>,
    half,
    half,
    half,
    cutlass::gemm::LinearScaling<half>,
    half
  >
    WmmaGemmTraits;
  /*batched reduction traits*/
  typedef cutlass::reduction::BatchedReductionTraits<half,
    half,
    half,
    half,
    half, /*accumulation type*/
    splits_count,
    cutlass::Shape<1, 1, 128>,
    cutlass::Shape<1, 1, 64>,
    cutlass::Shape<1, 1, 2> >
    BatchedReductionTraits;

  run_splitK_gemm<WmmaGemmTraits, BatchedReductionTraits>(m, n, k, 1/*partitionK_multiple*/, 1.0f, 0.0f);
}

#endif