mma_traits_sm70.hpp

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#pragma once

#include <cute/arch/mma_sm70.hpp>

#include <cute/atom/mma_traits.hpp>
#include <cute/layout.hpp>

namespace cute
{

namespace {

// Logical thread id to thread idx (quadpair)
using SM70_QuadPair = Layout<Shape <_4, _2>,
                             Stride<_1,_16>>;
// (T8,V4) -> (M8,K4)
using SM70_8x4_Row  = Layout<Shape <_8,_4>,
                             Stride<_1,_8>>;
// (T8,V4) -> (M8,K4)
using SM70_8x4_Col  = Layout<Shape <Shape <_4,_2>,_4>,
                             Stride<Stride<_8,_4>,_1>>;
// (T8,V8) -> (M8,N8)
using SM70_8x8_16b  = Layout<Shape <_8,_8>,
                             Stride<_1,_8>>;
// (T8,V8) -> (M8,N8)
using SM70_8x8_32b  = Layout<Shape <Shape <_2, _2,_2>,Shape <_2,_2, _2>>,
                             Stride<Stride<_1,_16,_4>,Stride<_8,_2,_32>>>;

} 

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

template <>
struct MMA_Traits<SM70_8x8x4_F16F16F16F16_TN>
{
  using ValTypeD = half_t;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = half_t;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Row;
  using BLayout = SM70_8x4_Row;
  using CLayout = SM70_8x8_16b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F16F16F16F16_NT>
{
  using ValTypeD = half_t;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = half_t;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Col;
  using BLayout = SM70_8x4_Col;
  using CLayout = SM70_8x8_16b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F16F16F16F16_NN>
{
  using ValTypeD = half_t;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = half_t;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Col;
  using BLayout = SM70_8x4_Row;
  using CLayout = SM70_8x8_16b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F16F16F16F16_TT>
{
  using ValTypeD = half_t;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = half_t;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Row;
  using BLayout = SM70_8x4_Col;
  using CLayout = SM70_8x8_16b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F32F16F16F32_TN>
{
  using ValTypeD = float;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = float;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Row;
  using BLayout = SM70_8x4_Row;
  using CLayout = SM70_8x8_32b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F32F16F16F32_NT>
{
  using ValTypeD = float;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = float;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Col;
  using BLayout = SM70_8x4_Col;
  using CLayout = SM70_8x8_32b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F32F16F16F32_NN>
{
  using ValTypeD = float;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = float;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Col;
  using BLayout = SM70_8x4_Row;
  using CLayout = SM70_8x8_32b;
};

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

template <>
struct MMA_Traits<SM70_8x8x4_F32F16F16F32_TT>
{
  using ValTypeD = float;
  using ValTypeA = half_t;
  using ValTypeB = half_t;
  using ValTypeC = float;

  using Shape_MNK = Shape<_8,_8,_4>;
  using ThrID   = SM70_QuadPair;
  using ALayout = SM70_8x4_Row;
  using BLayout = SM70_8x4_Col;
  using CLayout = SM70_8x8_32b;
};

///////////////////////////////////////////////////////////////////////////////
} // namespace cute