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Merge flatmm Operator with universal gemm (#2434)

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* Initial commit

* Adding new tile partitioner to flatmm

* intermediate changes

* debugging kernels

* Updating flatmm example to universal gemm example

* updated flatmm kernel to run via gemmKernel

* update universal gemm to incorporate flatmm

* debug

* Fix flatmm call

* Fixing other kernels and tests for API changes

* clang formatted

* fixing gemm tests

* added test for flatmm and simplify kernel arguments

* adding flatmm test

* fix test for flatmm

* simplify gemm kernel with flatmm

* remove flatmm related files

* addressing review comments and code clean up

* resolving empty file

* resolving empty file

* clang formatted

* addressing review comments

* enable persistent kernel for flatmm

* reverted the removed files for flatmm

* reverted the removed files for flatmm

* changed flatmm to weightPReshuffle; removed the _1 added in teh faltmm example

* some more renames

* clang formatted
This commit is contained in:
Khushbu Agarwal
2025-07-11 08:27:55 -07:00
committed by GitHub
parent 45904b8fd7
commit d239b91fd5
34 changed files with 2736 additions and 338 deletions
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357
include/ck_tile/ops/flatmm/kernel/flatmm_kernel.hpp Normal file → Executable file
View File

@@ -12,47 +12,75 @@
namespace ck_tile {
struct FlatmmProblem
{
CK_TILE_HOST FlatmmProblem() = default;
CK_TILE_HOST FlatmmProblem(
index_t M_, index_t N_, index_t K_, index_t stride_A_, index_t stride_B_, index_t stride_C_)
: M(M_), N(N_), K(K_), stride_A(stride_A_), stride_B(stride_B_), stride_C(stride_C_)
{
}
index_t M;
index_t N;
index_t K;
index_t stride_A;
index_t stride_B;
index_t stride_C;
};
struct FlatmmHostArgs : public FlatmmProblem
template <index_t NumDTensor = 0>
struct FlatmmHostArgs
{
CK_TILE_HOST FlatmmHostArgs() = default;
CK_TILE_HOST FlatmmHostArgs(const void* a_ptr_,
const void* b_shuffle_ptr_,
void* c_ptr_,
const void* b_ptr_,
const std::array<const void*, NumDTensor>& ds_ptr_,
void* e_ptr_,
index_t k_batch_,
index_t M_,
index_t N_,
index_t K_,
index_t stride_A_,
index_t stride_B_,
index_t stride_C_)
: FlatmmProblem(M_, N_, K_, stride_A_, stride_B_, stride_C_),
a_ptr(a_ptr_),
b_shuffle_ptr(b_shuffle_ptr_),
c_ptr(c_ptr_),
const std::array<index_t, NumDTensor>& stride_Ds_,
index_t stride_E_)
: a_ptr(a_ptr_),
b_ptr(b_ptr_),
ds_ptr(ds_ptr_),
e_ptr(e_ptr_),
M(M_),
N(N_),
K(K_),
stride_A(stride_A_),
stride_B(stride_B_),
stride_Ds(stride_Ds_),
stride_E(stride_E_),
k_batch(k_batch_)
{
}
const void* a_ptr;
const void* b_shuffle_ptr;
void* c_ptr;
const void* b_ptr;
const std::array<const void*, NumDTensor> ds_ptr;
union
{
void* e_ptr;
void* c_ptr;
};
index_t M;
index_t N;
index_t K;
index_t stride_A;
index_t stride_B;
const std::array<index_t, NumDTensor> stride_Ds;
union
{
index_t stride_E;
index_t stride_C;
};
index_t k_batch;
};
template <index_t NumDTensor = 0>
struct FlatmmKernelArgs
{
const void* a_ptr;
// const void* b_shuffle_ptr;
const void* b_ptr;
const std::array<const void*, NumDTensor> ds_ptr;
void* e_ptr;
index_t M;
index_t N;
index_t K;
index_t stride_A;
index_t stride_B;
std::array<index_t, NumDTensor> stride_Ds;
index_t stride_E;
index_t k_batch;
};
@@ -63,23 +91,29 @@ struct FlatmmKernel
using FlatmmPipeline = remove_cvref_t<FlatmmPipeline_>;
using BlockGemmShape =
remove_cvref_t<typename FlatmmPipeline::BlockGemmShape>; // TileFlatmmShape
using EpiloguePipeline = remove_cvref_t<EpiloguePipeline_>;
using ALayout = remove_cvref_t<typename FlatmmPipeline::ALayout>;
using BLayout = remove_cvref_t<typename FlatmmPipeline::BLayout>;
using CLayout = remove_cvref_t<typename FlatmmPipeline::CLayout>;
using EpiloguePipeline = remove_cvref_t<EpiloguePipeline_>;
using ALayout = remove_cvref_t<typename FlatmmPipeline::ALayout>;
using BLayout = remove_cvref_t<typename FlatmmPipeline::BLayout>;
using ELayout = remove_cvref_t<typename FlatmmPipeline::CLayout>;
using DsLayout = remove_cvref_t<typename EpiloguePipeline::DsLayout>;
using DsDataType = remove_cvref_t<typename EpiloguePipeline::DsDataType>;
static constexpr index_t KernelBlockSize = FlatmmPipeline::BlockSize;
using ADataType = remove_cvref_t<typename FlatmmPipeline::ADataType>;
using BDataType = remove_cvref_t<typename FlatmmPipeline::BDataType>;
// Below type is actually accumulation data type - the output of block GEMM.
using CDataType = remove_cvref_t<typename EpiloguePipeline::ODataType>;
using EDataType = remove_cvref_t<typename EpiloguePipeline::ODataType>;
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
static constexpr auto idxM = I0;
static constexpr auto idxN = I1;
static constexpr auto idxK = I2;
static constexpr index_t NumDTensor = DsDataType::size();
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
static constexpr auto I3 = number<3>();
static_assert(DsLayout::size() == DsDataType::size(),
"The size of DsLayout and DsDataType should be the same");
using KernelArgs = FlatmmKernelArgs<DsLayout::size()>;
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
@@ -95,32 +129,21 @@ struct FlatmmKernel
CK_TILE_HOST static constexpr auto BlockSize() { return dim3(KernelBlockSize); }
struct FlatmmKernelArgs
CK_TILE_HOST static constexpr KernelArgs
MakeKernelArgs(const FlatmmHostArgs<NumDTensor>& hostArgs)
{
const void* a_ptr;
const void* b_shuffle_ptr;
void* c_ptr;
index_t M;
index_t N;
index_t K;
index_t stride_A;
index_t stride_B;
index_t stride_C;
index_t k_batch;
};
CK_TILE_HOST static constexpr FlatmmKernelArgs MakeKernelArgs(const FlatmmHostArgs& hostArgs)
{
return FlatmmKernelArgs{hostArgs.a_ptr,
hostArgs.b_shuffle_ptr,
hostArgs.c_ptr,
hostArgs.M,
hostArgs.N,
hostArgs.K,
hostArgs.stride_A,
hostArgs.stride_B,
hostArgs.stride_C,
hostArgs.k_batch};
return KernelArgs{hostArgs.a_ptr,
hostArgs.b_ptr,
hostArgs.ds_ptr,
hostArgs.e_ptr,
hostArgs.M,
hostArgs.N,
hostArgs.K,
hostArgs.stride_A,
hostArgs.stride_B,
hostArgs.stride_Ds,
hostArgs.stride_E,
hostArgs.k_batch};
}
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSize()
@@ -130,8 +153,7 @@ struct FlatmmKernel
struct SplitKBatchOffset
{
__device__ SplitKBatchOffset(const FlatmmKernelArgs& kargs,
const std::size_t k_id = blockIdx.z)
__device__ SplitKBatchOffset(const KernelArgs& kargs, const std::size_t k_id = blockIdx.z)
{
constexpr auto K1 = TilePartitioner::BlockGemmShape::WarpTile::at(number<2>{});
const index_t K_t = kargs.k_batch * K1;
@@ -170,10 +192,10 @@ struct FlatmmKernel
index_t splitted_k;
};
CK_TILE_HOST static bool IsSupportedArgument(const FlatmmKernelArgs& kargs)
CK_TILE_HOST static bool IsSupportedArgument(const KernelArgs& kargs)
{
if constexpr(EpiloguePipeline::GetVectorSizeC() % 2 != 0 &&
is_any_of<CDataType, fp16_t, bf16_t>::value)
is_any_of<EDataType, fp16_t, bf16_t>::value)
{
if(kargs.k_batch != 1)
{
@@ -244,7 +266,45 @@ struct FlatmmKernel
}
}
if constexpr(std::is_same_v<CLayout, tensor_layout::gemm::RowMajor>)
bool DTesnorIsValid = {true};
static_for<0, NumDTensor, 1>{}([&](auto index) {
using DiLayout = remove_cvref_t<std::tuple_element_t<index.value, DsLayout>>;
if(std::is_same_v<DiLayout, ELayout> == false)
{
DTesnorIsValid = false;
}
if constexpr(std::is_same_v<DiLayout, tensor_layout::gemm::RowMajor>)
{
if(kargs.N % TilePartitioner::NPerBlock != 0 && FlatmmPipeline::kPadN == false)
{
CK_TILE_ERROR("Can't support N for tensor D that is not a multiple of "
"NPerBlock without padding!");
DTesnorIsValid = false;
}
if(kargs.N % EpiloguePipeline::GetVectorSizeD(index) != 0)
{
CK_TILE_ERROR("N is not a multiple of vector load size for D tensor!");
DTesnorIsValid = false;
}
}
else
{
if(kargs.M % TilePartitioner::MPerBlock != 0 && FlatmmPipeline::kPadM == false)
{
CK_TILE_ERROR("Can't support M for tensor D that is not a multiple of "
"MPerBlock without padding!");
DTesnorIsValid = false;
}
if(kargs.M % EpiloguePipeline::GetVectorSizeD(index) != 0)
{
CK_TILE_ERROR("M is not a multiple of vector load size for D tensor!");
DTesnorIsValid = false;
}
}
});
if constexpr(std::is_same_v<ELayout, tensor_layout::gemm::RowMajor>)
{
if(kargs.N % TilePartitioner::NPerBlock != 0 && FlatmmPipeline::kPadN == false)
{
@@ -274,15 +334,17 @@ struct FlatmmKernel
return false;
}
}
return true;
return DTesnorIsValid;
}
template <memory_operation_enum DstInMemOp = memory_operation_enum::set>
CK_TILE_DEVICE static auto MakeGemmTensorViews(const ADataType* a_ptr,
const BDataType* b_flat_ptr,
CDataType* c_ptr,
const FlatmmKernelArgs& kargs,
const SplitKBatchOffset& splitk_batch_offset)
CK_TILE_DEVICE static auto
MakeGemmTensorViews(const ADataType* a_ptr,
const BDataType* b_flat_ptr,
const std::array<const void*, NumDTensor>& ds_ptr,
EDataType* e_ptr,
const KernelArgs& kargs,
const SplitKBatchOffset& splitk_batch_offset)
{
const auto& a_tensor_view = [&]() {
if constexpr(std::is_same_v<ALayout, tensor_layout::gemm::RowMajor>)
@@ -317,29 +379,54 @@ struct FlatmmKernel
number<1>{});
}();
const auto& ds_tensor_view = generate_tuple(
[&](auto i) {
using DiLayout = remove_cvref_t<std::tuple_element_t<i.value, DsLayout>>;
using DDataType_ = remove_cvref_t<std::tuple_element_t<i.value, DsDataType>>;
if constexpr(std::is_same_v<DiLayout, tensor_layout::gemm::RowMajor>)
{
return make_naive_tensor_view<address_space_enum::global>(
static_cast<const DDataType_*>(ds_ptr[i]),
make_tuple(kargs.M, kargs.N),
make_tuple(kargs.stride_Ds[i], 1),
number<EpiloguePipeline::GetVectorSizeD(i)>{},
number<1>{});
}
else
{
return make_naive_tensor_view<address_space_enum::global>(
static_cast<const DDataType_*>(ds_ptr[i]),
make_tuple(kargs.N, kargs.M),
make_tuple(kargs.stride_Ds[i], 1),
number<EpiloguePipeline::GetVectorSizeD(i)>{},
number<1>{});
}
},
number<NumDTensor>{});
// TODO: enable vector write for C in ColMajor
const auto& c_tensor_view = [&]() {
if constexpr(std::is_same_v<CLayout, tensor_layout::gemm::RowMajor>)
const auto& e_tensor_view = [&]() {
if constexpr(std::is_same_v<ELayout, tensor_layout::gemm::RowMajor>)
{
return make_naive_tensor_view<address_space_enum::global>(
c_ptr,
e_ptr,
make_tuple(kargs.M, kargs.N),
make_tuple(kargs.stride_C, 1),
make_tuple(kargs.stride_E, 1),
number<EpiloguePipeline::GetVectorSizeC()>{},
number<1>{});
}
else
{
return make_naive_tensor_view<address_space_enum::global>(
c_ptr,
make_tuple(kargs.M, kargs.N),
make_tuple(1, kargs.stride_C),
e_ptr,
make_tuple(kargs.N, kargs.M),
make_tuple(kargs.stride_E, 1),
number<1>{},
number<1>{});
}
}();
return make_tuple(a_tensor_view, b_flat_tensor_view, c_tensor_view);
return make_tuple(a_tensor_view, b_flat_tensor_view, ds_tensor_view, e_tensor_view);
}
template <typename TensorView>
@@ -365,26 +452,47 @@ struct FlatmmKernel
const auto& b_flat_tensor_view = views.at(I1);
const auto& ds_pad_view = generate_tuple(
[&](auto i) {
const auto& d_tensor_view = views.at(I2);
using DiLayout = remove_cvref_t<std::tuple_element_t<i.value, DsLayout>>;
if constexpr(std::is_same_v<DiLayout, tensor_layout::gemm::RowMajor>)
{
return pad_tensor_view(d_tensor_view[i],
make_tuple(number<TilePartitioner::MPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
sequence<false, FlatmmPipeline::kPadN>{});
}
else
{
return pad_tensor_view(d_tensor_view[i],
make_tuple(number<TilePartitioner::NPerBlock>{},
number<TilePartitioner::MPerBlock>{}),
sequence<false, FlatmmPipeline::kPadM>{});
}
},
number<NumDTensor>{});
// TODO vector write in for C in ColMajor
const auto& c_pad_view = [&]() {
const auto& c_tensor_view = views.at(I2);
if constexpr(std::is_same_v<CLayout, tensor_layout::gemm::RowMajor>)
const auto& e_pad_view = [&]() {
const auto& e_tensor_view = views.at(I3);
if constexpr(std::is_same_v<ELayout, tensor_layout::gemm::RowMajor>)
{
return pad_tensor_view(c_tensor_view,
return pad_tensor_view(e_tensor_view,
make_tuple(number<TilePartitioner::MPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
sequence<false, FlatmmPipeline::kPadN>{});
}
else
{
return pad_tensor_view(c_tensor_view,
return pad_tensor_view(e_tensor_view,
make_tuple(number<TilePartitioner::MPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
sequence<FlatmmPipeline::kPadM, false>{});
}
}();
return make_tuple(a_pad_view, b_flat_tensor_view, c_pad_view);
return make_tuple(a_pad_view, b_flat_tensor_view, ds_pad_view, e_pad_view);
}
template <typename PadView>
@@ -393,7 +501,8 @@ struct FlatmmKernel
{
const auto& a_pad_view = views.at(I0);
const auto& b_flat_pad_view = views.at(I1);
const auto& c_pad_view = views.at(I2);
const auto& ds_pad_view = views.at(I2);
const auto& e_pad_view = views.at(I3);
const auto& a_block_window = [&]() {
if constexpr(std::is_same_v<ALayout, tensor_layout::gemm::RowMajor>)
@@ -416,21 +525,43 @@ struct FlatmmKernel
make_tile_window(b_flat_pad_view,
make_tuple(number<FlatmmPipeline::flatNPerWarp>{},
number<FlatmmPipeline::flatKPerWarp>{}),
{static_cast<int>(i_n / BlockGemmShape::WarpTile::at(idxN)), 0});
{static_cast<int>(i_n / BlockGemmShape::WarpTile::at(I1)), 0});
auto c_block_window = make_tile_window(
c_pad_view,
const auto ds_block_window = generate_tuple(
[&](auto i) {
using DiLayout = remove_cvref_t<std::tuple_element_t<i.value, DsLayout>>;
if constexpr(std::is_same_v<DiLayout, tensor_layout::gemm::RowMajor>)
{
return make_tile_window(ds_pad_view[i],
make_tuple(number<TilePartitioner::MPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
{i_m, i_n});
}
else
{
return make_tile_window(ds_pad_view[i],
make_tuple(number<TilePartitioner::NPerBlock>{},
number<TilePartitioner::MPerBlock>{}),
{i_n, i_m});
}
},
number<NumDTensor>{});
auto e_block_window = make_tile_window(
e_pad_view,
make_tuple(number<TilePartitioner::MPerBlock>{}, number<TilePartitioner::NPerBlock>{}),
{i_m, i_n});
return make_tuple(a_block_window, b_flat_block_window, c_block_window);
return make_tuple(a_block_window, b_flat_block_window, ds_block_window, e_block_window);
}
template <bool UseDefaultScheduler = true>
CK_TILE_DEVICE static void RunFlatmm(const ADataType* a_ptr,
const BDataType* b_flat_ptr,
CDataType* c_ptr,
const std::array<const void*, NumDTensor>& ds_ptr,
EDataType* e_ptr,
void* smem_ptr,
const FlatmmKernelArgs& kargs,
const KernelArgs& kargs,
const SplitKBatchOffset& splitk_batch_offset,
const index_t block_idx_m,
const index_t block_idx_n)
@@ -438,7 +569,7 @@ struct FlatmmKernel
// Create Gemm tensor views, pad views and tile windows
const auto& gemm_tensor_views_tuple =
MakeGemmTensorViews<EpiloguePipeline::MemoryOperation>(
a_ptr, b_flat_ptr, c_ptr, kargs, splitk_batch_offset);
a_ptr, b_flat_ptr, ds_ptr, e_ptr, kargs, splitk_batch_offset);
const auto& gemm_pad_views = MakeGemmPadViews(gemm_tensor_views_tuple);
auto gemm_tile_windows = MakeGemmTileWindows(gemm_pad_views, block_idx_m, block_idx_n);
@@ -450,15 +581,18 @@ struct FlatmmKernel
const auto& d_block_window = gemm_tile_windows.at(I2);
const auto& c_block_tile = FlatmmPipeline{}.template operator()(
a_block_window, b_flat_block_window, num_loop, smem_ptr);
if(UseDefaultScheduler || (get_warp_id() == 0))
{
// Run Epilogue Pipeline
auto& c_block_window = gemm_tile_windows.at(I3);
// Run Epilogue Pipeline
auto& c_block_window = gemm_tile_windows.at(I2);
EpiloguePipeline{}.template operator()<decltype(c_block_window), decltype(c_block_tile)>(
c_block_window, c_block_tile, d_block_window, smem_ptr);
EpiloguePipeline{}.template
operator()<decltype(c_block_window), decltype(c_block_tile), decltype(d_block_window)>(
c_block_window, c_block_tile, d_block_window, smem_ptr);
}
}
CK_TILE_DEVICE void operator()(FlatmmKernelArgs kargs) const
CK_TILE_DEVICE void operator()(KernelArgs kargs) const
{
const auto [iM, iN] = TilePartitioner{kargs.M, kargs.N}.GetOutputTileIndex(blockIdx.x);
const index_t i_m = __builtin_amdgcn_readfirstlane(iM * TilePartitioner::MPerBlock);
@@ -468,18 +602,27 @@ struct FlatmmKernel
// options
const ADataType* a_ptr =
static_cast<const ADataType*>(kargs.a_ptr) + splitk_batch_offset.a_k_split_offset;
const BDataType* b_flat_ptr = static_cast<const BDataType*>(kargs.b_shuffle_ptr) +
splitk_batch_offset.b_k_split_offset;
CDataType* c_ptr = static_cast<CDataType*>(kargs.c_ptr);
const BDataType* b_flat_ptr =
static_cast<const BDataType*>(kargs.b_ptr) + splitk_batch_offset.b_k_split_offset;
EDataType* e_ptr = static_cast<EDataType*>(kargs.e_ptr);
// allocate LDS
__shared__ char smem_ptr[GetSmemSize()];
if constexpr(!(EpiloguePipeline::MemoryOperation == memory_operation_enum::atomic_add &&
EpiloguePipeline::GetVectorSizeC() % 2 != 0 &&
is_any_of<CDataType, fp16_t, bf16_t>::value))
is_any_of<EDataType, fp16_t, bf16_t>::value))
{
RunFlatmm(a_ptr, b_flat_ptr, c_ptr, smem_ptr, kargs, splitk_batch_offset, i_m, i_n);
constexpr auto scheduler_type = (FlatmmPipeline::NumWaveGroups == 1);
RunFlatmm<scheduler_type>(a_ptr,
b_flat_ptr,
kargs.ds_ptr,
e_ptr,
smem_ptr,
kargs,
splitk_batch_offset,
i_m,
i_n);
}
}
};

83
include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1.hpp
View File

@@ -9,9 +9,33 @@
namespace ck_tile {
template <typename Problem, typename PipelinePolicy = UniversalFlatmmPipelineAgBgCrPolicy>
struct FlatmmPipelineAGmemBGmemCRegV1
template <typename Problem>
struct BaseFlatmmPipelineAGmemBGmemCRegV1
{
static constexpr index_t PrefetchStages = 1;
static constexpr index_t PrefillStages = 1;
static constexpr index_t GlobalBufferNum = 1;
static constexpr bool UsePersistentKernel = Problem::Traits::UsePersistentKernel;
CK_TILE_HOST_DEVICE static constexpr auto TransposeC() { return Problem::TransposeC; }
CK_TILE_HOST_DEVICE static constexpr bool BlockHasHotloop(index_t) { return true; }
CK_TILE_HOST_DEVICE static constexpr TailNumber GetBlockLoopTailNum(index_t)
{
return TailNumber::Empty;
}
template <typename RunFunction>
CK_TILE_HOST_DEVICE static auto TailHandler(const RunFunction& run_func, bool, TailNumber)
{
return run_func(bool_constant<true>{}, integral_constant<TailNumber, TailNumber::Empty>{});
}
};
template <typename Problem, typename PipelinePolicy = UniversalFlatmmPipelineAgBgCrPolicy>
struct FlatmmPipelineAGmemBGmemCRegV1 : public BaseFlatmmPipelineAGmemBGmemCRegV1<Problem>
{
using Base = BaseFlatmmPipelineAGmemBGmemCRegV1<Problem>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
using BDataType = remove_cvref_t<typename Problem::BDataType>;
using CDataType = remove_cvref_t<typename Problem::CDataType>;
@@ -33,39 +57,44 @@ struct FlatmmPipelineAGmemBGmemCRegV1
static constexpr index_t flatKPerWarp = BlockGemmShape::flatKPerWarp;
static constexpr index_t flatNPerWarp = BlockGemmShape::flatNPerWarp;
static constexpr index_t GetVectorSizeA() { return Problem::VectorSizeA; }
static constexpr index_t GetVectorSizeB() { return Problem::VectorSizeB; }
static constexpr index_t GetVectorSizeC() { return Problem::VectorSizeC; }
static constexpr index_t GetVectorSizeA()
{
return PipelinePolicy::template GetVectorSizeA<Problem>();
}
static constexpr index_t GetVectorSizeB()
{
return PipelinePolicy::template GetVectorSizeB<Problem>();
}
static constexpr bool kPadM = Problem::kPadM;
static constexpr bool kPadN = Problem::kPadN;
static constexpr bool kPadK = Problem::kPadK;
static constexpr index_t kLdsAlignmentInBytes = 16;
static constexpr index_t NumWaveGroups = Problem::NumWaveGroups;
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
static constexpr auto idxM = I0;
static constexpr auto idxN = I1;
static constexpr auto idxK = I2;
using BlockTile = remove_cvref_t<typename BlockGemmShape::BlockTile>;
using BlockWarps = remove_cvref_t<typename BlockGemmShape::BlockWarps>;
using WarpTile = remove_cvref_t<typename BlockGemmShape::WarpTile>;
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
using BlockTile = remove_cvref_t<typename BlockGemmShape::BlockTile>;
using BlockWarps = remove_cvref_t<typename BlockGemmShape::BlockWarps>;
using WarpTile = remove_cvref_t<typename BlockGemmShape::WarpTile>;
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t Preshuffle = Problem::Preshuffle;
using Base::UsePersistentKernel;
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
// clang-format off
return concat('_', "pipeline_AGmemBGmemCRegV1",
concat('x', kMPerBlock, kNPerBlock, kKPerBlock, BlockSize),
concat('x', GetVectorSizeA(), GetVectorSizeB(), GetVectorSizeC()),
concat('x', GetVectorSizeA(), GetVectorSizeB()),
concat('x', kPadM, kPadN, kPadK));
// clang-format on
}
// For the basic gemm pipelien DoubleSmemBuffer set to be false naturally.
static constexpr bool DoubleSmemBuffer = false;
CK_TILE_HOST_DEVICE static constexpr auto TransposeC() { return Problem::TransposeC; }
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSize()
@@ -162,13 +191,19 @@ struct FlatmmPipelineAGmemBGmemCRegV1
void* p_smem) const
{
static_assert(
std::is_same_v<ADataType, remove_cvref_t<typename ADramBlockWindowTmp::DataType>>,
"wrong!");
std::is_same_v<ADataType, remove_cvref_t<typename ADramBlockWindowTmp::DataType>> &&
std::is_same_v<BDataType, remove_cvref_t<typename BFlatBlockWindowTmp::DataType>>,
"A/B Dram block window should have the same data type as appropriate "
"([A|B]DataType) defined in Problem definition!");
static_assert(kMPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[number<0>{}],
"wrong!");
static_assert(kKPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[number<1>{}],
"wrong!");
constexpr bool is_a_col_major = std::is_same_v<ALayout, tensor_layout::gemm::ColumnMajor>;
static_assert(is_a_col_major
? (kKPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I0] &&
kMPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I1])
: (kMPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I0] &&
kKPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I1]),
"A block window has incorrect lengths for defined ALayout!");
constexpr auto config = BlockFlatmm::BlockPolicy::template GetWarpGemmMWarpNWarp<Problem>();

124
include/ck_tile/ops/flatmm/pipeline/flatmm_pipeline_agmem_bgmem_creg_v1_policy.hpp
View File

@@ -5,6 +5,7 @@
#include "ck_tile/core.hpp"
#include "ck_tile/ops/gemm/warp/warp_gemm_dispatcher.hpp"
#include "ck_tile/ops/gemm/block/block_gemm_asmem_breg_creg_v1_custom_policy.hpp"
namespace ck_tile {
@@ -122,6 +123,95 @@ struct UniversalFlatmmPipelineAgBgCrPolicy
#endif
}
/**
* @brief Get the maximum global memory vector load size.
*
* @tparam Problem The UniversalGemmPipelineProblem object.
* @tparam DataType The tensor data type we're considering.
* @tparam MNPerBlock The MPerBlock or NPerBlock value depending on tensor (A/B).
* @tparam XPerTile The contiguous Tile dimension size.
* @return Maximum DRAM vector load size.
*/
template <typename Problem, typename DataType, index_t MNPerBlock, index_t XPerTile>
CK_TILE_HOST_DEVICE static constexpr auto GetGlobalVectorLoadSize()
{
constexpr index_t BlockSize = Problem::kBlockSize;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t elements_per_thread = MNPerBlock * KPerBlock / BlockSize;
constexpr index_t PackedSize =
ck_tile::numeric_traits<remove_cvref_t<DataType>>::PackedSize;
// Assume DataType is even!
if constexpr(XPerTile % (PackedSize * 32 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 32 / sizeof(DataType)) == 0 &&
PackedSize == 2)
{
return (PackedSize * 32 / sizeof(DataType));
}
else if constexpr(XPerTile % (PackedSize * 16 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 16 / sizeof(DataType)) == 0)
{
return (PackedSize * 16 / sizeof(DataType));
}
else if constexpr(XPerTile % (PackedSize * 8 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 8 / sizeof(DataType)) == 0)
{
return (PackedSize * 8 / sizeof(DataType));
}
else if constexpr(sizeof(DataType) >= PackedSize * 4 &&
XPerTile % (PackedSize * 4 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 4 / sizeof(DataType)) == 0)
{
return (PackedSize * 4 / sizeof(DataType));
}
else if constexpr(sizeof(DataType) >= PackedSize * 2 &&
XPerTile % (PackedSize * 2 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 2 / sizeof(DataType)) == 0)
{
return (PackedSize * 2 / sizeof(DataType));
}
else
{
return PackedSize;
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetVectorSizeA()
{
using ALayout = remove_cvref_t<typename Problem::ALayout>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
constexpr index_t MPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
if constexpr(std::is_same_v<ALayout, ck_tile::tensor_layout::gemm::RowMajor>)
{
return GetGlobalVectorLoadSize<Problem, ADataType, MPerBlock, KPerBlock>();
}
else
{
return GetGlobalVectorLoadSize<Problem, ADataType, MPerBlock, MPerBlock>();
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetVectorSizeB()
{
using BLayout = remove_cvref_t<typename Problem::BLayout>;
using BDataType = remove_cvref_t<typename Problem::BDataType>;
constexpr index_t NPerBlock = Problem::BlockGemmShape::kN;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
if constexpr(std::is_same_v<BLayout, ck_tile::tensor_layout::gemm::RowMajor>)
{
return GetGlobalVectorLoadSize<Problem, BDataType, NPerBlock, NPerBlock>();
}
else
{
return GetGlobalVectorLoadSize<Problem, BDataType, NPerBlock, KPerBlock>();
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSizeA()
{
@@ -148,14 +238,14 @@ struct UniversalFlatmmPipelineAgBgCrPolicy
CK_TILE_HOST_DEVICE static constexpr auto GetKBPerLoad()
{
using TileShape = typename Problem::BlockGemmShape;
if constexpr(TileShape::WarpTile::at(TileShape::idxN) == 32)
if constexpr(TileShape::WarpTile::at(I1) == 32)
{
return TileShape::WarpTile::at(TileShape::idxK) / 2;
return TileShape::WarpTile::at(I2) / 2;
}
else
{
static_assert(TileShape::WarpTile::at(TileShape::idxN) == 16);
return TileShape::WarpTile::at(TileShape::idxK) / 4;
static_assert(TileShape::WarpTile::at(I1) == 16);
return TileShape::WarpTile::at(I2) / 4;
}
}
@@ -267,7 +357,7 @@ struct UniversalFlatmmPipelineAgBgCrPolicy
constexpr index_t NBPerLoad = 1;
constexpr index_t NThdPerWave = 1;
constexpr index_t NWavePerBlk = TileShape::BlockWarps::at(TileShape::idxN); // N_Warp
constexpr index_t NWavePerBlk = TileShape::BlockWarps::at(number<1>{}); // N_Warp
constexpr index_t NRepeat = 1;
constexpr index_t WaveRepeat = WaveNum / TileShape::flatNPerWarp;
@@ -337,23 +427,25 @@ struct UniversalFlatmmPipelineAgBgCrPolicy
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetBlockFlatmm()
{
using AccDataType = float;
using BlockWarps = typename Problem::BlockGemmShape::BlockWarps;
using WarpTile = typename Problem::BlockGemmShape::WarpTile;
using WarpGemm = WarpGemmMfmaDispatcher<typename Problem::ADataType,
// using AccDataType = float;
using BlockWarps = typename Problem::BlockGemmShape::BlockWarps;
using WarpTile = typename Problem::BlockGemmShape::WarpTile;
using WarpGemm = WarpGemmMfmaDispatcher<typename Problem::ADataType,
typename Problem::BDataType,
AccDataType,
typename Problem::CDataType,
WarpTile::at(I0),
WarpTile::at(I1),
WarpTile::at(I2),
Problem::TransposeC>;
using BlockFlatmmPolicy =
BlockFlatmmASmemBSmemCRegV1CustomPolicy<typename Problem::ADataType,
typename Problem::BDataType,
typename Problem::CDataType,
BlockWarps,
WarpGemm>;
using BlockFlatmmPolicy = BlockFlatmmASmemBSmemCRegV1CustomPolicy<
typename Problem::ADataType,
// BlockGemmASmemBSmemCRegV1CustomPolicy<typename
// Problem::ADataType,
typename Problem::BDataType,
typename Problem::CDataType,
BlockWarps,
WarpGemm>;
return BlockFlatmmASmemBSmemCRegV1<Problem, BlockFlatmmPolicy>{};
}
};

4
include/ck_tile/ops/gemm.hpp
View File

@@ -24,6 +24,8 @@
#include "ck_tile/ops/gemm/block/block_gemm_asmem_bsmem_creg_v1_default_policy.hpp"
#include "ck_tile/ops/gemm/block/block_gemm_problem.hpp"
#include "ck_tile/ops/gemm/block/block_universal_gemm_as_bs_cr.hpp"
#include "ck_tile/ops/gemm/block/block_wp_asmem_bsmem_creg_v1.hpp"
#include "ck_tile/ops/gemm/block/block_wp_asmem_bsmem_creg_v1_custom_policy.hpp"
#include "ck_tile/ops/gemm/kernel/batched_gemm_kernel.hpp"
#include "ck_tile/ops/gemm/kernel/gemm_kernel.hpp"
#include "ck_tile/ops/gemm/kernel/gemm_tile_partitioner.hpp"
@@ -42,6 +44,8 @@
#include "ck_tile/ops/gemm/pipeline/gemm_pipeline_agmem_bgmem_creg_v2_default_policy.hpp"
#include "ck_tile/ops/gemm/pipeline/gemm_pipeline_problem.hpp"
#include "ck_tile/ops/gemm/pipeline/gemm_universal_pipeline_ag_bg_cr_policy.hpp"
#include "ck_tile/ops/gemm/pipeline/wp_pipeline_agmem_bgmem_creg_v1.hpp"
#include "ck_tile/ops/gemm/pipeline/wp_pipeline_agmem_bgmem_creg_v1_policy.hpp"
#include "ck_tile/ops/gemm/pipeline/tile_gemm_shape.hpp"
#include "ck_tile/ops/gemm/pipeline/tile_gemm_traits.hpp"
#include "ck_tile/ops/gemm/warp/warp_gemm.hpp"

122
include/ck_tile/ops/gemm/block/block_wp_asmem_bsmem_creg_v1.hpp Normal file
View File

@@ -0,0 +1,122 @@
// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2025, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#include "ck_tile/core.hpp"
#include "ck_tile/ops/gemm/block/block_wp_asmem_bsmem_creg_v1_custom_policy.hpp"
namespace ck_tile {
// A is block window on shared memory
// B is block window on shared memory
// C is block distributed tensor
template <typename Problem_, typename BlockPolicy_>
struct BlockWeightPreshuffleASmemBSmemCRegV1
{
using Problem = remove_cvref_t<Problem_>;
using BlockPolicy = remove_cvref_t<BlockPolicy_>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
using BDataType = remove_cvref_t<typename Problem::BDataType>;
using CDataType = remove_cvref_t<typename Problem::CDataType>;
using BlockGemmShape = remove_cvref_t<typename Problem::BlockGemmShape>;
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
static constexpr auto idxM = I0;
static constexpr auto idxN = I1;
static constexpr auto idxK = I2;
using BlockTile = remove_cvref_t<typename BlockGemmShape::BlockTile>;
using BlockWarps = remove_cvref_t<typename BlockGemmShape::BlockWarps>;
using WarpTile = remove_cvref_t<typename BlockGemmShape::WarpTile>;
static constexpr index_t kBlockSize = Problem::kBlockSize;
CK_TILE_DEVICE static constexpr auto MakeCBlockTile()
{
constexpr index_t MPerBlock = BlockGemmShape::kM;
constexpr index_t NPerBlock = BlockGemmShape::kN;
constexpr auto config = BlockPolicy::template GetWarpGemmMWarpNWarp<Problem>();
using WG = remove_cvref_t<decltype(config.template at<0>())>;
constexpr index_t MWarp = config.template at<1>();
constexpr index_t NWarp = config.template at<2>();
constexpr index_t MIterPerWarp = MPerBlock / (MWarp * WG::kM);
constexpr index_t NIterPerWarp = NPerBlock / (NWarp * WG::kN);
constexpr auto c_block_outer_dstr_encoding = tile_distribution_encoding<
sequence<>,
tuple<sequence<MIterPerWarp, MWarp>, sequence<NIterPerWarp, NWarp>>,
tuple<sequence<1, 2>>,
tuple<sequence<1, 1>>,
sequence<1, 2>,
sequence<0, 0>>{};
constexpr auto c_block_dstr_encode = detail::make_embed_tile_distribution_encoding(
c_block_outer_dstr_encoding, typename WG::CWarpDstrEncoding{});
constexpr auto c_block_dstr = make_static_tile_distribution(c_block_dstr_encode);
auto c_block_tensor = make_static_distributed_tensor<CDataType>(c_block_dstr);
return c_block_tensor;
}
// C += A * B
template <typename CBlockTensor, typename ABlockWindow, typename BFlatBlockTensor>
CK_TILE_DEVICE void operator()(CBlockTensor& c_block_tensor,
ABlockWindow& a_warp_windows,
BFlatBlockTensor& b_warp_tensor) const
{
constexpr index_t MPerBlock = BlockGemmShape::kM;
constexpr index_t KPerBlock = BlockGemmShape::kK;
constexpr auto config = BlockPolicy::template GetWarpGemmMWarpNWarp<Problem>();
using WG = remove_cvref_t<decltype(config.template at<0>())>;
constexpr index_t MWarp = config.template at<1>();
constexpr index_t MIterPerWarp = MPerBlock / (MWarp * WG::kM);
constexpr index_t NIterPerWarp =
BlockTile::at(idxN) / (WarpTile::at(idxN) * BlockWarps::at(idxN));
constexpr index_t KIterPerWarp = KPerBlock / WG::kK;
using CWarpDstr = typename WG::CWarpDstr;
using CWarpTensor = typename WG::CWarpTensor;
constexpr auto c_warp_y_lengths =
to_sequence(CWarpDstr{}.get_ys_to_d_descriptor().get_lengths());
constexpr auto c_warp_y_index_zeros = uniform_sequence_gen_t<CWarpDstr::NDimY, 0>{};
// hot loop:
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
static_for<0, MIterPerWarp, 1>{}([&](auto mIter) {
// read A warp tensor from A block window
const auto a_warp_tensor = load_tile(a_warp_windows(mIter)(kIter));
static_for<0, NIterPerWarp, 1>{}([&](auto nIter) {
// read C warp tensor from C block tensor
CWarpTensor c_warp_tensor;
c_warp_tensor.get_thread_buffer() = c_block_tensor.get_y_sliced_thread_data(
merge_sequences(sequence<mIter, nIter>{}, c_warp_y_index_zeros),
merge_sequences(sequence<1, 1>{}, c_warp_y_lengths));
// warp GEMM
WG{}(c_warp_tensor, a_warp_tensor, b_warp_tensor(nIter)(kIter));
// write C warp tensor into C block tensor
c_block_tensor.set_y_sliced_thread_data(
merge_sequences(sequence<mIter, nIter>{}, c_warp_y_index_zeros),
merge_sequences(sequence<1, 1>{}, c_warp_y_lengths),
c_warp_tensor.get_thread_buffer());
});
});
});
}
};
} // namespace ck_tile

38
include/ck_tile/ops/gemm/block/block_wp_asmem_bsmem_creg_v1_custom_policy.hpp Normal file
View File

@@ -0,0 +1,38 @@
// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2025, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#include "ck_tile/core.hpp"
namespace ck_tile {
// Default policy for BlockGemmASmemBSmemCRegV1
// Default policy class should not be templated, put template on member functions instead
template <typename AType_,
typename BType_,
typename CType_,
typename BlockWarps_,
typename WarpGemm_>
struct BlockWeightPreshuffleASmemBSmemCRegV1CustomPolicy
{
using AType = remove_cvref_t<AType_>;
using BType = remove_cvref_t<BType_>;
using CType = remove_cvref_t<CType_>;
using BlockWarps = remove_cvref_t<BlockWarps_>;
static constexpr index_t kMWarps = BlockWarps::at(number<0>{});
static constexpr index_t kNWarps = BlockWarps::at(number<1>{});
static constexpr index_t kKWarps = BlockWarps::at(number<2>{});
using WarpGemm = remove_cvref_t<WarpGemm_>;
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetWarpGemmMWarpNWarp()
{
return make_tuple(WarpGemm{}, kMWarps, kNWarps);
}
};
} // namespace ck_tile

86
include/ck_tile/ops/gemm/kernel/gemm_kernel.hpp Normal file → Executable file
View File

@@ -306,7 +306,7 @@ struct GemmKernel
if constexpr(std::is_same_v<ALayout, tensor_layout::gemm::RowMajor>)
{
if(kargs.K % (TilePartitioner::KPerBlock * kargs.k_batch) != 0 &&
GemmPipeline::kPadK == false)
GemmPipeline::kPadK == false) // k_batch is extra compared to flatmm
{
if(ck_tile::EnvIsEnabled(CK_TILE_ENV(CK_TILE_LOGGING)))
{
@@ -368,7 +368,7 @@ struct GemmKernel
else
{
if(kargs.K % (TilePartitioner::KPerBlock * kargs.k_batch) != 0 &&
GemmPipeline::kPadK == false)
GemmPipeline::kPadK == false) // again k_batch is extra compared to flatmm
{
if(ck_tile::EnvIsEnabled(CK_TILE_ENV(CK_TILE_LOGGING)))
{
@@ -489,6 +489,7 @@ struct GemmKernel
const SplitKBatchOffset& splitk_batch_offset)
{
static_assert(!TilePartitioner::BlockGemmShape::PermuteA, "Not implemented!");
const auto& a_tensor_view = [&]() {
if constexpr(std::is_same_v<ALayout, tensor_layout::gemm::RowMajor>)
{
@@ -563,12 +564,30 @@ struct GemmKernel
}
else
{
return make_naive_tensor_view<address_space_enum::global>(
b_ptr,
make_tuple(kargs.N, splitk_batch_offset.splitted_k),
make_tuple(kargs.stride_B, 1),
number<GemmPipeline::GetVectorSizeB()>{},
number<1>{});
if constexpr(GemmPipeline::Preshuffle)
{
index_t kFlatK =
GemmPipeline::BlockGemmShape::flatKPerWarp *
(splitk_batch_offset.splitted_k /
TilePartitioner::BlockGemmShape::WarpTile::at(number<2>{}));
index_t kFlatN = kargs.N * kargs.K / kFlatK;
return make_naive_tensor_view<address_space_enum::global>(
b_ptr,
make_tuple(kFlatN, kFlatK),
make_tuple(kFlatK, 1),
number<GemmPipeline::GetVectorSizeB()>{},
number<1>{});
}
else
{
return make_naive_tensor_view<address_space_enum::global>(
b_ptr,
make_tuple(kargs.N, splitk_batch_offset.splitted_k),
make_tuple(kargs.stride_B, 1),
number<GemmPipeline::GetVectorSizeB()>{},
number<1>{});
}
}
}
}();
@@ -613,7 +632,7 @@ struct GemmKernel
{
return make_naive_tensor_view<address_space_enum::global, DstInMemOp>(
e_ptr,
make_tuple(kargs.M, kargs.N),
make_tuple(kargs.M, kargs.N), // arguments not matching with flatmm.
make_tuple(1, kargs.stride_E),
number<1>{},
number<1>{});
@@ -644,6 +663,8 @@ struct GemmKernel
}
}();
const auto& b_flat_pad_view = views.at(I1);
const auto& b_pad_view = [&]() {
const auto& b_tensor_view = views.at(I1);
if constexpr(std::is_same_v<BLayout, tensor_layout::gemm::ColumnMajor>)
@@ -701,8 +722,15 @@ struct GemmKernel
sequence<GemmPipeline::kPadM, false>{});
}
}();
return make_tuple(a_pad_view, b_pad_view, ds_pad_view, e_pad_view);
if constexpr(GemmPipeline::Preshuffle)
{
// For flatmm, we need to use the flat B tensor view
return make_tuple(a_pad_view, b_flat_pad_view, ds_pad_view, e_pad_view);
}
else
{
return make_tuple(a_pad_view, b_pad_view, ds_pad_view, e_pad_view);
}
}
template <typename PadView>
@@ -732,19 +760,30 @@ struct GemmKernel
}();
const auto& b_block_window = [&]() {
if constexpr(std::is_same_v<BLayout, tensor_layout::gemm::ColumnMajor>)
if constexpr(GemmPipeline::Preshuffle)
{
return make_tile_window(b_pad_view,
make_tuple(number<TilePartitioner::NPerBlock>{},
number<TilePartitioner::KPerBlock>{}),
{i_n, 0});
return make_tile_window(
b_pad_view,
make_tuple(number<GemmPipeline::BlockGemmShape::flatNPerWarp>{},
number<GemmPipeline::BlockGemmShape::flatKPerWarp>{}),
{static_cast<int>(i_n / GemmPipeline::BlockGemmShape::WarpTile::at(I1)), 0});
}
else
{
return make_tile_window(b_pad_view,
make_tuple(number<TilePartitioner::KPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
{0, i_n});
if constexpr(std::is_same_v<BLayout, tensor_layout::gemm::ColumnMajor>)
{
return make_tile_window(b_pad_view,
make_tuple(number<TilePartitioner::NPerBlock>{},
number<TilePartitioner::KPerBlock>{}),
{i_n, 0});
}
else
{
return make_tile_window(b_pad_view,
make_tuple(number<TilePartitioner::KPerBlock>{},
number<TilePartitioner::NPerBlock>{}),
{0, i_n});
}
}
}();
@@ -807,7 +846,8 @@ struct GemmKernel
a_ptr, b_ptr, ds_ptr, e_ptr, kargs, splitk_batch_offset);
const auto& gemm_pad_views = MakeGemmPadViews(gemm_tensor_views_tuple);
auto gemm_tile_windows = MakeGemmTileWindows(gemm_pad_views, block_idx_m, block_idx_n);
auto gemm_tile_windows = MakeGemmTileWindows(gemm_pad_views, block_idx_m, block_idx_n);
const index_t num_loop = __builtin_amdgcn_readfirstlane(
TilePartitioner::GetLoopNum(splitk_batch_offset.splitted_k));
@@ -822,7 +862,6 @@ struct GemmKernel
if(UseDefaultScheduler || (get_warp_id() == 0))
{
// Run Epilogue Pipeline
auto& c_block_window = gemm_tile_windows.at(I3);
EpiloguePipeline{}.template
@@ -865,7 +904,8 @@ struct GemmKernel
a_ptr, b_ptr, ds_ptr, e_ptr, kargs, splitk_batch_offset);
const auto& gemm_pad_views = MakeGemmPadViews(gemm_tensor_views_tuple);
auto gemm_tile_windows = MakeGemmTileWindows(gemm_pad_views, block_idx_m, block_idx_n);
auto gemm_tile_windows = MakeGemmTileWindows(gemm_pad_views, block_idx_m, block_idx_n);
const index_t num_loop = __builtin_amdgcn_readfirstlane(
TilePartitioner::GetLoopNum(splitk_batch_offset.splitted_k));

23
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_comp_v3.hpp
View File

@@ -112,11 +112,6 @@ struct GemmPipelineAgBgCrCompV3 : public BaseGemmPipelineAgBgCrCompV3<Problem>
using CDataType = remove_cvref_t<typename Problem::CDataType>;
using BlockGemmShape = remove_cvref_t<typename Problem::BlockGemmShape>;
static constexpr index_t APackedSize =
ck_tile::numeric_traits<remove_cvref_t<ADataType>>::PackedSize;
static constexpr index_t BPackedSize =
ck_tile::numeric_traits<remove_cvref_t<BDataType>>::PackedSize;
using ALayout = remove_cvref_t<typename Problem::ALayout>;
using BLayout = remove_cvref_t<typename Problem::BLayout>;
using CLayout = remove_cvref_t<typename Problem::CLayout>;
@@ -127,6 +122,7 @@ struct GemmPipelineAgBgCrCompV3 : public BaseGemmPipelineAgBgCrCompV3<Problem>
using I2 = number<2>;
static constexpr index_t BlockSize = Problem::kBlockSize;
static constexpr index_t MPerBlock = BlockGemmShape::kM;
static constexpr index_t NPerBlock = BlockGemmShape::kN;
static constexpr index_t KPerBlock = BlockGemmShape::kK;
@@ -135,6 +131,11 @@ struct GemmPipelineAgBgCrCompV3 : public BaseGemmPipelineAgBgCrCompV3<Problem>
static constexpr index_t GetVectorSizeB() { return Policy::template GetVectorSizeB<Problem>(); }
static constexpr index_t GetVectorSizeC() { return Policy::template GetVectorSizeC<Problem>(); }
static constexpr index_t APackedSize =
ck_tile::numeric_traits<remove_cvref_t<ADataType>>::PackedSize;
static constexpr index_t BPackedSize =
ck_tile::numeric_traits<remove_cvref_t<BDataType>>::PackedSize;
static constexpr index_t GetSmemPackA() { return Policy::template GetSmemPackA<Problem>(); }
static constexpr index_t GetSmemPackB() { return Policy::template GetSmemPackB<Problem>(); }
@@ -144,10 +145,13 @@ struct GemmPipelineAgBgCrCompV3 : public BaseGemmPipelineAgBgCrCompV3<Problem>
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t NumWaveGroups = Problem::NumWaveGroups;
static constexpr index_t Preshuffle = Problem::Preshuffle;
static constexpr bool HasHotLoop = Problem::HasHotLoop;
static constexpr auto TailNum = Problem::TailNum;
static constexpr auto Scheduler = Problem::Scheduler;
static constexpr bool HasHotLoop =
Problem::HasHotLoop; // Base::BlockHasHotloop(Problem::num_loop);
static constexpr auto TailNum =
Problem::TailNum; // Base::GetBlockLoopTailNum(Problem::num_loop);
static constexpr auto Scheduler = Problem::Scheduler;
using Base::PrefetchStages;
using Base::UsePersistentKernel;
@@ -155,7 +159,8 @@ struct GemmPipelineAgBgCrCompV3 : public BaseGemmPipelineAgBgCrCompV3<Problem>
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
// clang-format off
return concat('_', "pipeline_AgBgCrCompV3", BlockSize,
return concat('_', "pipeline_AgBgCrCompV3",
concat('x', MPerBlock, NPerBlock, KPerBlock, BlockSize),
concat('x', GetVectorSizeA(), GetVectorSizeB(), GetVectorSizeC()),
concat('x', kPadM, kPadN, kPadK));
// clang-format on

11
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_comp_v4.hpp
View File

@@ -135,11 +135,22 @@ struct GemmPipelineAgBgCrCompV4 : public BaseGemmPipelineAgBgCrCompV4<Problem>
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t NumWaveGroups = Problem::NumWaveGroups;
static constexpr index_t Preshuffle = Problem::Preshuffle;
static constexpr bool HasHotLoop = Problem::HasHotLoop;
static constexpr auto TailNum = Problem::TailNum;
static constexpr auto Scheduler = Problem::Scheduler;
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
// clang-format off
return concat('_', "pipeline_AgBgCrCompV3",
concat('x', MPerBlock, NPerBlock, KPerBlock, BlockSize),
concat('x', GetVectorSizeA(), GetVectorSizeB(), GetVectorSizeC()),
concat('x', kPadM, kPadN, kPadK));
// clang-format on
}
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSize()
{
return Policy::template GetSmemSize<Problem>();

4
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_comp_v4_default_policy.hpp
View File

@@ -20,12 +20,12 @@ struct GemmPipelineAgBgCrCompV4DefaultPolicy
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetBlockGemm()
{
using AccDataType = float;
// using AccDataType = float;
using BlockWarps = typename Problem::BlockGemmShape::BlockWarps;
using WarpTile = typename Problem::BlockGemmShape::WarpTile;
using WarpGemm = WarpGemmMfmaDispatcher<typename Problem::ADataType,
typename Problem::BDataType,
AccDataType,
typename Problem::CDataType, // AccDataType
WarpTile::at(I0),
WarpTile::at(I1),
WarpTile::at(I2),

1
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_comp_v5.hpp
View File

@@ -70,6 +70,7 @@ struct GemmPipelineAgBgCrCompV5 : public BaseGemmPipelineAgBgCrCompV5<Problem>
static constexpr bool kPadK = Problem::kPadK;
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t Preshuffle = Problem::Preshuffle;
static constexpr bool HasHotLoop = Problem::HasHotLoop;
static constexpr auto TailNum = Problem::TailNum;

4
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_comp_v5_default_policy.hpp
View File

@@ -20,12 +20,12 @@ struct GemmPipelineAgBgCrCompV5DefaultPolicy
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetBlockGemm()
{
using AccDataType = float;
// using AccDataType = float;
using BlockWarps = typename Problem::BlockGemmShape::BlockWarps;
using WarpTile = typename Problem::BlockGemmShape::WarpTile;
using WarpGemm = WarpGemmMfmaDispatcher<typename Problem::ADataType,
typename Problem::BDataType,
AccDataType,
typename Problem::CDataType, // AccDataType
WarpTile::at(I0),
WarpTile::at(I1),
WarpTile::at(I2),

1
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_ag_bg_cr_mem.hpp
View File

@@ -189,6 +189,7 @@ struct GemmPipelineAgBgCrMem : public BaseGemmPipelineAgBgCrMem<Problem>
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t NumWaveGroups = Problem::NumWaveGroups;
static constexpr index_t Preshuffle = Problem::Preshuffle;
// Where is the right place for HasHotLoop and TailNum ???
static constexpr bool HasHotLoop = Problem::HasHotLoop;

39
include/ck_tile/ops/gemm/pipeline/gemm_pipeline_problem.hpp
View File

@@ -24,7 +24,7 @@ struct GemmPipelineProblemBase
using ADataType = remove_cvref_t<ADataType_>;
using BDataType = remove_cvref_t<BDataType_>;
using CDataType = remove_cvref_t<CDataType_>;
using CDataType = remove_cvref_t<CDataType_>; // actually AccDataType
using ComputeDataType = remove_cvref_t<ComputeDataType_>;
static constexpr bool FixedVectorSize = FixedVectorSize_;
@@ -35,10 +35,8 @@ struct GemmPipelineProblemBase
using BLayout = remove_cvref_t<typename Traits::BLayout>;
using CLayout = remove_cvref_t<typename Traits::CLayout>;
static constexpr bool TransposeC = Traits::TransposeC;
static constexpr index_t NumWaveGroups = Traits::NumWaveGroups;
static constexpr bool TransposeC = Traits::TransposeC;
static constexpr index_t NumWaveGroups = Traits::NumWaveGroups;
static constexpr bool UseStructuredSparsity = Traits::UseStructuredSparsity;
static constexpr index_t kBlockSize = BlockGemmShape::NumWarps * get_warp_size();
@@ -198,12 +196,10 @@ struct UniversalGemmPipelineProblem
using ADataType = remove_cvref_t<ADataType_>;
using BDataType = remove_cvref_t<BDataType_>;
using CDataType = remove_cvref_t<CDataType_>;
using CDataType = remove_cvref_t<CDataType_>; // actually AccDataType
using ComputeDataType = remove_cvref_t<ComputeDataType_>;
static constexpr bool FixedVectorSize = FixedVectorSize_;
static constexpr index_t VectorSizeA = VectorSizeA_;
static constexpr index_t VectorSizeB = VectorSizeB_;
using BlockGemmShape = remove_cvref_t<BlockGemmShape_>;
@@ -211,6 +207,10 @@ struct UniversalGemmPipelineProblem
using BLayout = remove_cvref_t<typename Traits::BLayout>;
using CLayout = remove_cvref_t<typename Traits::CLayout>;
static constexpr bool TransposeC = Traits::TransposeC;
static constexpr index_t NumWaveGroups = Traits::NumWaveGroups;
static constexpr bool UseStructuredSparsity = Traits::UseStructuredSparsity;
static constexpr index_t kBlockSize = BlockGemmShape::NumWarps * get_warp_size();
static constexpr bool kPadM = Traits::kPadM;
@@ -218,15 +218,24 @@ struct UniversalGemmPipelineProblem
static constexpr bool kPadK = Traits::kPadK;
static constexpr bool DoubleSmemBuffer = Traits::DoubleSmemBuffer;
static constexpr auto Scheduler = Scheduler_;
static constexpr bool Preshuffle = Traits::Preshuffle;
static constexpr auto Scheduler = Scheduler_;
static constexpr auto HasHotLoop = HasHotLoop_;
static constexpr auto TailNum = TailNum_;
static constexpr index_t VectorSizeA = VectorSizeA_;
static constexpr index_t VectorSizeB = VectorSizeB_;
static constexpr bool TransposeC = Traits::TransposeC;
static constexpr bool UseStructuredSparsity = Traits::UseStructuredSparsity;
static constexpr index_t NumWaveGroups = Traits::NumWaveGroups;
static constexpr auto HasHotLoop = HasHotLoop_;
static constexpr auto TailNum = TailNum_;
static constexpr index_t VectorLoadSize = Traits::_VectorSize;
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
// clang-format off
return concat('_', "gemm_problem",
concat('x', kBlockSize),
concat('x', kPadM, kPadN, kPadK),
Scheduler);
// clang-format on
}
};
} // namespace ck_tile

4
include/ck_tile/ops/gemm/pipeline/tile_gemm_shape.hpp
View File

@@ -28,6 +28,10 @@ struct TileGemmShape
static constexpr bool PermuteA = PermuteA_;
static constexpr bool PermuteB = PermuteB_;
static constexpr index_t flatNPerWarp = BlockWarps::at(number<1>{});
static constexpr index_t flatKPerWarp = WarpTile::at(number<2>{}) * WarpTile::at(number<1>{});
static constexpr index_t flatKPerBlock = flatKPerWarp * kK / WarpTile::at(number<2>{});
CK_TILE_HOST static std::string GetName()
{
// clang-format off

12
include/ck_tile/ops/gemm/pipeline/tile_gemm_traits.hpp
View File

@@ -42,13 +42,14 @@ template <bool kPadM_,
bool TransposeC_ = false,
bool UseStructuredSparsity_ = false,
bool UsePersistentKernel_ = false,
index_t NumWaveGroups_ = 1>
index_t NumWaveGroups_ = 1,
bool Preshuffle_ = 0>
struct TileGemmUniversalTraits
{
static constexpr bool kPadM = kPadM_;
static constexpr bool kPadN = kPadN_;
static constexpr bool kPadK = kPadK_;
static constexpr bool kPadM = kPadM_;
static constexpr bool kPadN = kPadN_;
static constexpr bool kPadK = kPadK_;
static constexpr int _VectorSize = 16;
static constexpr bool DoubleSmemBuffer = DoubleSmemBuffer_;
using ALayout = ALayout_;
@@ -59,6 +60,7 @@ struct TileGemmUniversalTraits
static constexpr bool UseStructuredSparsity = UseStructuredSparsity_;
static constexpr bool UsePersistentKernel = UsePersistentKernel_;
static constexpr index_t NumWaveGroups = NumWaveGroups_;
static constexpr bool Preshuffle = Preshuffle_;
};
template <bool kPadM_,

472
include/ck_tile/ops/gemm/pipeline/wp_pipeline_agmem_bgmem_creg_v1.hpp Normal file
View File

@@ -0,0 +1,472 @@
// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2025, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#include "ck_tile/core.hpp"
#include "ck_tile/host/concat.hpp"
#include "ck_tile/ops/gemm/pipeline/wp_pipeline_agmem_bgmem_creg_v1_policy.hpp"
namespace ck_tile {
template <typename Problem>
struct BaseWeightPreshufflePipelineAGmemBGmemCRegV1
{
static constexpr index_t PrefetchStages = 1;
static constexpr index_t PrefillStages = 1;
static constexpr index_t GlobalBufferNum = 1;
static constexpr bool UsePersistentKernel = Problem::Traits::UsePersistentKernel;
CK_TILE_HOST_DEVICE static constexpr auto TransposeC() { return Problem::TransposeC; }
CK_TILE_HOST_DEVICE static constexpr bool BlockHasHotloop(index_t) { return true; }
CK_TILE_HOST_DEVICE static constexpr TailNumber GetBlockLoopTailNum(index_t)
{
return TailNumber::Empty;
}
template <typename RunFunction>
CK_TILE_HOST_DEVICE static auto TailHandler(const RunFunction& run_func, bool, TailNumber)
{
return run_func(bool_constant<true>{}, integral_constant<TailNumber, TailNumber::Empty>{});
}
};
template <typename Problem, typename PipelinePolicy = UniversalWeightPreshufflePipelineAgBgCrPolicy>
struct WeightPreshufflePipelineAGmemBGmemCRegV1
: public BaseWeightPreshufflePipelineAGmemBGmemCRegV1<Problem>
{
using Base = BaseWeightPreshufflePipelineAGmemBGmemCRegV1<Problem>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
using BDataType = remove_cvref_t<typename Problem::BDataType>;
using CDataType = remove_cvref_t<typename Problem::CDataType>;
using BlockGemmShape = remove_cvref_t<typename Problem::BlockGemmShape>;
using ALayout = remove_cvref_t<typename Problem::ALayout>;
using BLayout = remove_cvref_t<typename Problem::BLayout>;
using CLayout = remove_cvref_t<typename Problem::CLayout>;
using BlockWeightPreshuffle =
remove_cvref_t<decltype(PipelinePolicy::template GetBlockWeightPreshuffle<Problem>())>;
static constexpr index_t BlockSize = Problem::kBlockSize;
static constexpr index_t kMPerBlock = BlockGemmShape::kM;
static constexpr index_t kNPerBlock = BlockGemmShape::kN;
static constexpr index_t kKPerBlock = BlockGemmShape::kK;
static constexpr index_t flatKPerWarp = BlockGemmShape::flatKPerWarp;
static constexpr index_t flatNPerWarp = BlockGemmShape::flatNPerWarp;
static constexpr index_t GetVectorSizeA()
{
return PipelinePolicy::template GetVectorSizeA<Problem>();
}
static constexpr index_t GetVectorSizeB()
{
return PipelinePolicy::template GetVectorSizeB<Problem>();
}
static constexpr bool kPadM = Problem::kPadM;
static constexpr bool kPadN = Problem::kPadN;
static constexpr bool kPadK = Problem::kPadK;
static constexpr index_t kLdsAlignmentInBytes = 16;
static constexpr index_t NumWaveGroups = Problem::NumWaveGroups;
static constexpr auto I0 = number<0>();
static constexpr auto I1 = number<1>();
static constexpr auto I2 = number<2>();
using BlockTile = remove_cvref_t<typename BlockGemmShape::BlockTile>;
using BlockWarps = remove_cvref_t<typename BlockGemmShape::BlockWarps>;
using WarpTile = remove_cvref_t<typename BlockGemmShape::WarpTile>;
static constexpr bool DoubleSmemBuffer = Problem::DoubleSmemBuffer;
static constexpr index_t Preshuffle = Problem::Preshuffle;
using Base::UsePersistentKernel;
[[nodiscard]] CK_TILE_HOST static const std::string GetName()
{
// clang-format off
return concat('_', "pipeline_AGmemBGmemCRegV1",
concat('x', kMPerBlock, kNPerBlock, kKPerBlock, BlockSize),
concat('x', GetVectorSizeA(), GetVectorSizeB()),
concat('x', kPadM, kPadN, kPadK));
// clang-format on
}
CK_TILE_HOST_DEVICE static constexpr auto TransposeC() { return Problem::TransposeC; }
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSize()
{
return PipelinePolicy::template GetSmemSize<Problem>();
}
CK_TILE_HOST_DEVICE static constexpr auto HotLoopScheduler()
{
constexpr auto config =
BlockWeightPreshuffle::BlockPolicy::template GetWarpGemmMWarpNWarp<Problem>();
using WG = remove_cvref_t<decltype(config.template at<0>())>;
constexpr index_t MWarp = config.template at<1>();
constexpr index_t NWarp = config.template at<2>();
constexpr index_t KIterPerWarp = kKPerBlock / WG::kK;
constexpr index_t MIterPerWarp = kMPerBlock / (MWarp * WG::kM);
constexpr index_t NIterPerWarp = kNPerBlock / (NWarp * WG::kN);
constexpr index_t KPerLoad = Problem::VectorLoadSize / sizeof(ADataType);
constexpr index_t A_Buffer_Load_Inst_Num = kMPerBlock * kKPerBlock / BlockSize / KPerLoad;
constexpr index_t A_LDS_Read_Inst_Num = MIterPerWarp * KIterPerWarp;
constexpr index_t B_Buffer_Load_Inst_Num = NIterPerWarp * KIterPerWarp;
if constexpr(WG::kM == 16 && WG::kN == 16)
{
static_for<0, A_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x020, 1, 0); // VMEM read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
});
static_for<0, A_LDS_Read_Inst_Num - A_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x008, 3, 0); // MFMA
});
static_for<0, B_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x020, 1, 0); // VMEM read
__builtin_amdgcn_sched_group_barrier(0x008, 2, 0); // MFMA
});
static_for<0, A_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x200, 1, 0); // DS write
__builtin_amdgcn_sched_group_barrier(0x008, 4, 0); // MFMA
});
}
else if constexpr(WG::kM == 32 && WG::kN == 32 &&
(A_LDS_Read_Inst_Num / 2 >
A_Buffer_Load_Inst_Num + B_Buffer_Load_Inst_Num))
{
static_for<0,
A_LDS_Read_Inst_Num / 2 - A_Buffer_Load_Inst_Num - B_Buffer_Load_Inst_Num,
1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
});
static_for<0, A_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x020, 1, 0); // VMEM read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
});
static_for<0, A_LDS_Read_Inst_Num / 2, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
});
static_for<0, B_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x020, 1, 0); // VMEM read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
__builtin_amdgcn_sched_group_barrier(0x100, 1, 0); // DS read
__builtin_amdgcn_sched_group_barrier(0x008, 1, 0); // MFMA
});
static_for<0, A_Buffer_Load_Inst_Num, 1>{}([&](auto i) {
ignore = i;
__builtin_amdgcn_sched_group_barrier(0x200, 1, 0); // DS write
__builtin_amdgcn_sched_group_barrier(0x008, 3, 0); // MFMA
});
__builtin_amdgcn_sched_group_barrier(0x008, 4, 0); // MFMA
}
}
template <typename ADramBlockWindowTmp, typename BFlatBlockWindowTmp, typename AElementFunction>
CK_TILE_HOST_DEVICE auto operator()(const ADramBlockWindowTmp& a_dram_block_window_tmp,
const AElementFunction& a_element_func,
const BFlatBlockWindowTmp& b_flat_dram_block_window_tmp,
index_t num_loop,
void* p_smem) const
{
static_assert(
std::is_same_v<ADataType, remove_cvref_t<typename ADramBlockWindowTmp::DataType>> &&
std::is_same_v<BDataType, remove_cvref_t<typename BFlatBlockWindowTmp::DataType>>,
"A/B Dram block window should have the same data type as appropriate "
"([A|B]DataType) defined in Problem definition!");
constexpr bool is_a_col_major = std::is_same_v<ALayout, tensor_layout::gemm::ColumnMajor>;
static_assert(is_a_col_major
? (kKPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I0] &&
kMPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I1])
: (kMPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I0] &&
kKPerBlock == ADramBlockWindowTmp{}.get_window_lengths()[I1]),
"A block window has incorrect lengths for defined ALayout!");
constexpr auto config =
BlockWeightPreshuffle::BlockPolicy::template GetWarpGemmMWarpNWarp<Problem>();
using WG = remove_cvref_t<decltype(config.template at<0>())>;
constexpr index_t MWarp = config.template at<1>();
constexpr index_t NWarp = config.template at<2>();
constexpr index_t MIterPerWarp = kMPerBlock / (MWarp * WG::kM);
constexpr index_t NIterPerWarp = kNPerBlock / (NWarp * WG::kN);
constexpr index_t KIterPerWarp = kKPerBlock / WG::kK;
constexpr index_t KFlatPerBlockPerIter = flatKPerWarp;
constexpr index_t NFlatPerBlockPerIter = flatNPerWarp;
constexpr index_t MPerBlockPerIter = kMPerBlock / MIterPerWarp;
constexpr index_t KPerBlockPerIter = kKPerBlock / KIterPerWarp;
const index_t iMWarp = get_warp_id() / NWarp;
// A tile in LDS
ADataType* p_a_lds = static_cast<ADataType*>(p_smem);
constexpr auto a_lds_block_desc =
PipelinePolicy::template MakeALdsBlockDescriptor<Problem>();
auto a_lds_block = make_tensor_view<address_space_enum::lds>(p_a_lds, a_lds_block_desc);
// A DRAM tile window for load
auto a_copy_dram_window =
make_tile_window(a_dram_block_window_tmp.get_bottom_tensor_view(),
make_tuple(number<kMPerBlock>{}, number<kKPerBlock>{}),
a_dram_block_window_tmp.get_window_origin(),
PipelinePolicy::template MakeADramTileDistribution<Problem>());
// A LDS tile window for store
auto a_copy_lds_window = make_tile_window(
a_lds_block, make_tuple(number<kMPerBlock>{}, number<kKPerBlock>{}), {0, 0});
// A LDS tile for block GEMM
auto a_lds_gemm_window = make_tile_window(
a_lds_block, make_tuple(number<kMPerBlock>{}, number<kKPerBlock>{}), {0, 0});
auto a_warp_window_tmp = make_tile_window(
a_lds_gemm_window.get_bottom_tensor_view(),
make_tuple(number<WG::kM>{}, number<WG::kK>{}),
a_lds_gemm_window.get_window_origin() + multi_index<2>{iMWarp * WG::kM, 0},
make_static_tile_distribution(typename WG::AWarpDstrEncoding{}));
statically_indexed_array<
statically_indexed_array<decltype(a_warp_window_tmp), KIterPerWarp>,
MIterPerWarp>
a_warp_windows;
static_for<0, MIterPerWarp, 1>{}([&](auto mIter) {
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
a_warp_windows(mIter)(kIter) = a_warp_window_tmp;
move_tile_window(a_warp_windows(mIter)(kIter),
{mIter * MPerBlockPerIter, kIter * KPerBlockPerIter});
});
});
// Block GEMM
auto block_flatmm = BlockWeightPreshuffle();
// B flat DRAM window for load
auto b_flat_distribution =
PipelinePolicy::template MakeBFlatDramTileDistribution<Problem>();
auto b_flat_dram_window = // tile_window_with_static_distribution
make_tile_window(
b_flat_dram_block_window_tmp.get_bottom_tensor_view(), // from kernel gemm_pad_views
make_tuple(number<flatNPerWarp>{}, number<flatKPerWarp>{}),
b_flat_dram_block_window_tmp.get_window_origin(),
b_flat_distribution);
// Acc register tile
auto c_block_tile = block_flatmm.MakeCBlockTile();
// prefetch
// global read 0
auto a_block_tile = load_tile(a_copy_dram_window);
statically_indexed_array<
statically_indexed_array<decltype(b_flat_dram_window), KIterPerWarp>,
NIterPerWarp>
b_flat_dram_windows;
statically_indexed_array<
statically_indexed_array<decltype(load_tile(b_flat_dram_window)), KIterPerWarp>,
NIterPerWarp>
b_warp_tensor;
statically_indexed_array<
statically_indexed_array<decltype(load_tile(b_flat_dram_window)), KIterPerWarp>,
NIterPerWarp>
b_warp_tensor_2;
static_for<0, NIterPerWarp, 1>{}([&](auto nIter) {
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
b_flat_dram_windows(nIter)(kIter) = b_flat_dram_window;
move_tile_window(b_flat_dram_windows(nIter)(kIter),
{nIter * NFlatPerBlockPerIter, kIter * KFlatPerBlockPerIter});
b_warp_tensor(nIter)(kIter) = load_tile(b_flat_dram_windows(nIter)(kIter));
});
});
{
// move to 1
move_tile_window(a_copy_dram_window, {0, kKPerBlock});
// move to next flat K
move_tile_window(b_flat_dram_window, {0, BlockGemmShape::flatKPerBlock});
// initialize C
tile_elementwise_inout([](auto& c) { c = 0; }, c_block_tile);
// LDS write 0
if constexpr(std::is_same_v<ALayout, tensor_layout::gemm::ColumnMajor>)
{
auto a_shuffle_tmp = make_static_distributed_tensor<ADataType>(
PipelinePolicy::template MakeShuffledARegBlockDistribution<Problem>());
shuffle_tile(a_shuffle_tmp, a_block_tile);
const auto a_block_tile_tmp = tile_elementwise_in(a_element_func, a_shuffle_tmp);
store_tile(a_copy_lds_window, a_block_tile_tmp);
}
else
{
store_tile(a_copy_lds_window, tile_elementwise_in(a_element_func, a_block_tile));
}
block_sync_lds();
}
index_t iCounter = num_loop / 2 - 1;
while(iCounter > 0)
{
// global read i + 1
a_block_tile = load_tile(a_copy_dram_window);
// GEMM i
block_flatmm(c_block_tile, a_warp_windows, b_warp_tensor);
block_sync_lds();
static_for<0, NIterPerWarp, 1>{}([&](auto nIter) {
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
b_flat_dram_windows(nIter)(kIter) = b_flat_dram_window;
move_tile_window(b_flat_dram_windows(nIter)(kIter),
{nIter * NFlatPerBlockPerIter, kIter * KFlatPerBlockPerIter});
b_warp_tensor_2(nIter)(kIter) = load_tile(b_flat_dram_windows(nIter)(kIter));
});
});
// move to i + 2
move_tile_window(a_copy_dram_window, {0, kKPerBlock});
// move to next flat K
move_tile_window(b_flat_dram_window, {0, BlockGemmShape::flatKPerBlock});
// LDS write i + 1
auto a_block_tile_tmp = tile_elementwise_in(a_element_func, a_block_tile);
store_tile(a_copy_lds_window, a_block_tile_tmp);
HotLoopScheduler();
block_sync_lds();
// iCounter--;
// global read i + 1
a_block_tile = load_tile(a_copy_dram_window);
// GEMM i
block_flatmm(c_block_tile, a_warp_windows, b_warp_tensor_2);
block_sync_lds();
static_for<0, NIterPerWarp, 1>{}([&](auto nIter) {
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
b_flat_dram_windows(nIter)(kIter) = b_flat_dram_window;
move_tile_window(b_flat_dram_windows(nIter)(kIter),
{nIter * NFlatPerBlockPerIter, kIter * KFlatPerBlockPerIter});
b_warp_tensor(nIter)(kIter) = load_tile(b_flat_dram_windows(nIter)(kIter));
});
});
// move to i + 2
move_tile_window(a_copy_dram_window, {0, kKPerBlock});
// move to next flat K
move_tile_window(b_flat_dram_window, {0, BlockGemmShape::flatKPerBlock});
// LDS write i + 1
a_block_tile_tmp = tile_elementwise_in(a_element_func, a_block_tile);
store_tile(a_copy_lds_window, a_block_tile_tmp);
HotLoopScheduler();
block_sync_lds();
iCounter--;
}
// tail
{
// global read i + 1
a_block_tile = load_tile(a_copy_dram_window);
// GEMM i
block_flatmm(c_block_tile, a_warp_windows, b_warp_tensor);
block_sync_lds();
static_for<0, NIterPerWarp, 1>{}([&](auto nIter) {
static_for<0, KIterPerWarp, 1>{}([&](auto kIter) {
b_flat_dram_windows(nIter)(kIter) = b_flat_dram_window;
move_tile_window(b_flat_dram_windows(nIter)(kIter),
{nIter * NFlatPerBlockPerIter, kIter * KFlatPerBlockPerIter});
b_warp_tensor_2(nIter)(kIter) = load_tile(b_flat_dram_windows(nIter)(kIter));
});
});
// move to i + 2
// move_tile_window(a_copy_dram_window, {0, kKPerBlock});
// LDS write i + 1
const auto a_block_tile_tmp = tile_elementwise_in(a_element_func, a_block_tile);
store_tile(a_copy_lds_window, a_block_tile_tmp);
// move to next flat K
// move_tile_window(b_flat_dram_window, {0, BlockGemmShape::flatKPerBlock});
HotLoopScheduler();
block_sync_lds();
// GEMM num_loop - 1
block_flatmm(c_block_tile, a_warp_windows, b_warp_tensor_2);
}
return c_block_tile;
}
template <typename ADramBlockWindowTmp, typename BFlatBlockWindowTmp>
CK_TILE_DEVICE auto operator()(const ADramBlockWindowTmp& a_dram_block_window_tmp,
const BFlatBlockWindowTmp& b_flat_dram_block_window_tmp,
index_t num_loop,
void* p_smem) const
{
return operator()(
a_dram_block_window_tmp,
[](const ADataType& a) { return a; },
b_flat_dram_block_window_tmp,
num_loop,
p_smem);
}
};
} // namespace ck_tile

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include/ck_tile/ops/gemm/pipeline/wp_pipeline_agmem_bgmem_creg_v1_policy.hpp Normal file
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// SPDX-License-Identifier: MIT
// Copyright (c) 2025, Advanced Micro Devices, Inc. All rights reserved.
#pragma once
#include "ck_tile/core.hpp"
#include "ck_tile/ops/gemm/warp/warp_gemm_dispatcher.hpp"
namespace ck_tile {
struct UniversalWeightPreshufflePipelineAgBgCrPolicy
{
static constexpr auto I0 = number<0>{};
static constexpr auto I1 = number<1>{};
static constexpr auto I2 = number<2>{};
// 3d + padding
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto MakeALdsBlockDescriptor()
{
using namespace ck_tile;
constexpr index_t MPerXdl = Problem::BlockGemmShape::WarpTile::at(I0);
constexpr index_t NPerXdl = Problem::BlockGemmShape::WarpTile::at(I1);
if constexpr(MPerXdl == 16 && NPerXdl == 16)
{
/*reduce transform layers,compare with old ck*/
constexpr index_t MPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t KPack = GetSmemPackA<Problem>();
constexpr auto a_lds_block_desc_0 = make_naive_tensor_descriptor(
make_tuple(number<KPerBlock / KPack>{}, number<MPerBlock>{}, number<KPack>{}),
make_tuple(number<KPack>{}, number<KPerBlock>{}, number<1>{}),
number<KPack>{},
number<1>{});
constexpr auto a_lds_block_desc_permuted = transform_tensor_descriptor(
a_lds_block_desc_0,
make_tuple(make_xor_transform(
make_tuple(number<MPerBlock>{}, number<KPerBlock / KPack>{})),
make_pass_through_transform(number<KPack>{})),
make_tuple(sequence<1, 0>{}, sequence<2>{}),
make_tuple(sequence<1, 0>{}, sequence<2>{}));
constexpr auto a_lds_block_desc = transform_tensor_descriptor(
a_lds_block_desc_permuted,
make_tuple(make_pass_through_transform(number<MPerBlock>{}),
make_merge_transform_v3_division_mod(
make_tuple(number<KPerBlock / KPack>{}, number<KPack>{}))),
make_tuple(sequence<1>{}, sequence<0, 2>{}),
make_tuple(sequence<0>{}, sequence<1>{}));
return a_lds_block_desc;
}
else
{
constexpr index_t kMPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t kKPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t kKPack = GetSmemPackA<Problem>();
constexpr auto a_lds_block_desc_0 = make_naive_tensor_descriptor(
make_tuple(number<kKPerBlock / kKPack>{}, number<kMPerBlock>{}, number<kKPack>{}),
make_tuple(number<(kMPerBlock + 1) * kKPack>{}, number<kKPack>{}, number<1>{}),
number<kKPack>{},
number<1>{});
constexpr auto a_lds_block_desc = transform_tensor_descriptor(
a_lds_block_desc_0,
make_tuple(make_pass_through_transform(kMPerBlock),
make_merge_transform(make_tuple(kKPerBlock / kKPack, kKPack))),
make_tuple(sequence<1>{}, sequence<0, 2>{}),
make_tuple(sequence<0>{}, sequence<1>{}));
return a_lds_block_desc;
}
/*xor*/
#if 0
constexpr index_t kMPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t kKPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t kKPack = GetSmemPackA<Problem>();
using ADataType = remove_cvref_t<typename Problem::ADataType>;
constexpr auto DataTypeSize = sizeof(ADataType);
constexpr auto MLdsLayer =
(32 * 4 / kKPerBlock / DataTypeSize) < 1 ? 1 : (32 * 4 / kKPerBlock / DataTypeSize);
constexpr auto a_lds_block_desc_0 = make_naive_tensor_descriptor(
make_tuple(number<kKPerBlock / kKPack * MLdsLayer>{},
number<kMPerBlock / MLdsLayer>{},
number<kKPack>{}),
make_tuple(number<kKPack>{}, number<kKPerBlock * MLdsLayer>{}, number<1>{}),
number<kKPack>{},
number<1>{});
constexpr auto a_lds_block_desc_permuted = transform_tensor_descriptor(
a_lds_block_desc_0,
make_tuple(make_xor_transform(make_tuple(number<kMPerBlock / MLdsLayer>{},
number<kKPerBlock / kKPack * MLdsLayer>{})),
make_pass_through_transform(number<kKPack>{})),
make_tuple(sequence<1, 0>{}, sequence<2>{}),
make_tuple(sequence<1, 0>{}, sequence<2>{}));
constexpr auto a_lds_block_desc_xk0_mnldslayer_mn_xk1 = transform_tensor_descriptor(
a_lds_block_desc_permuted,
make_tuple(make_unmerge_transform(
make_tuple(number<MLdsLayer>{}, number<kKPerBlock / kKPack>{})),
make_pass_through_transform(number<kMPerBlock / MLdsLayer>{}),
make_pass_through_transform(number<kKPack>{})),
make_tuple(sequence<0>{}, sequence<1>{}, sequence<2>{}),
make_tuple(sequence<0, 2>{}, sequence<1>{}, sequence<3>{}));
constexpr auto a_lds_block_desc = transform_tensor_descriptor(
a_lds_block_desc_xk0_mnldslayer_mn_xk1,
make_tuple(make_merge_transform(
make_tuple(number<kMPerBlock / MLdsLayer>{}, number<MLdsLayer>{})),
make_merge_transform(
make_tuple(number<kKPerBlock / kKPack>{}, number<kKPack>{}))),
make_tuple(sequence<1, 0>{}, sequence<2, 3>{}),
make_tuple(sequence<0>{}, sequence<1>{}));
return a_lds_block_desc;
#endif
}
/**
* @brief Get the maximum global memory vector load size.
*
* @tparam Problem The UniversalGemmPipelineProblem object.
* @tparam DataType The tensor data type we're considering.
* @tparam MNPerBlock The MPerBlock or NPerBlock value depending on tensor (A/B).
* @tparam XPerTile The contiguous Tile dimension size.
* @return Maximum DRAM vector load size.
*/
template <typename Problem, typename DataType, index_t MNPerBlock, index_t XPerTile>
CK_TILE_HOST_DEVICE static constexpr auto GetGlobalVectorLoadSize()
{
constexpr index_t BlockSize = Problem::kBlockSize;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t elements_per_thread = MNPerBlock * KPerBlock / BlockSize;
constexpr index_t PackedSize =
ck_tile::numeric_traits<remove_cvref_t<DataType>>::PackedSize;
// Assume DataType is even!
if constexpr(XPerTile % (PackedSize * 32 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 32 / sizeof(DataType)) == 0 &&
PackedSize == 2)
{
return (PackedSize * 32 / sizeof(DataType));
}
else if constexpr(XPerTile % (PackedSize * 16 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 16 / sizeof(DataType)) == 0)
{
return (PackedSize * 16 / sizeof(DataType));
}
else if constexpr(XPerTile % (PackedSize * 8 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 8 / sizeof(DataType)) == 0)
{
return (PackedSize * 8 / sizeof(DataType));
}
else if constexpr(sizeof(DataType) >= PackedSize * 4 &&
XPerTile % (PackedSize * 4 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 4 / sizeof(DataType)) == 0)
{
return (PackedSize * 4 / sizeof(DataType));
}
else if constexpr(sizeof(DataType) >= PackedSize * 2 &&
XPerTile % (PackedSize * 2 / sizeof(DataType)) == 0 &&
elements_per_thread % (PackedSize * 2 / sizeof(DataType)) == 0)
{
return (PackedSize * 2 / sizeof(DataType));
}
else
{
return PackedSize;
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetVectorSizeA()
{
using ALayout = remove_cvref_t<typename Problem::ALayout>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
constexpr index_t MPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
if constexpr(std::is_same_v<ALayout, ck_tile::tensor_layout::gemm::RowMajor>)
{
return GetGlobalVectorLoadSize<Problem, ADataType, MPerBlock, KPerBlock>();
}
else
{
return GetGlobalVectorLoadSize<Problem, ADataType, MPerBlock, MPerBlock>();
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetVectorSizeB()
{
using BLayout = remove_cvref_t<typename Problem::BLayout>;
using BDataType = remove_cvref_t<typename Problem::BDataType>;
constexpr index_t NPerBlock = Problem::BlockGemmShape::kN;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
if constexpr(std::is_same_v<BLayout, ck_tile::tensor_layout::gemm::RowMajor>)
{
return GetGlobalVectorLoadSize<Problem, BDataType, NPerBlock, NPerBlock>();
}
else
{
return GetGlobalVectorLoadSize<Problem, BDataType, NPerBlock, KPerBlock>();
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSizeA()
{
constexpr index_t smem_size_a = sizeof(typename Problem::ADataType) *
MakeALdsBlockDescriptor<Problem>().get_element_space_size();
return smem_size_a;
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr index_t GetSmemSize()
{
constexpr index_t smem_size_a = GetSmemSizeA<Problem>();
return smem_size_a;
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetSmemPackA()
{
return Problem::VectorLoadSize / sizeof(typename Problem::ADataType);
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetKBPerLoad()
{
using TileShape = typename Problem::BlockGemmShape;
if constexpr(TileShape::WarpTile::at(I1) == 32)
{
return TileShape::WarpTile::at(I2) / 2;
}
else
{
static_assert(TileShape::WarpTile::at(I1) == 16);
return TileShape::WarpTile::at(I2) / 4;
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto MakeADramTileDistribution()
{
using ADataType = remove_cvref_t<typename Problem::ADataType>;
using ALayout = remove_cvref_t<typename Problem::ALayout>;
constexpr index_t BlockSize = Problem::kBlockSize;
constexpr index_t MPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t KPerBlock = Problem::BlockGemmShape::kK;
if constexpr(std::is_same_v<ALayout, ck_tile::tensor_layout::gemm::ColumnMajor>)
{
constexpr index_t M1 = Problem::VectorLoadSize / sizeof(ADataType);
constexpr index_t M0 = MPerBlock / M1;
constexpr index_t total_pixels = MPerBlock * KPerBlock / BlockSize;
static_assert(total_pixels % M1 == 0);
constexpr index_t K3 = total_pixels / M1;
constexpr index_t KPack = GetSmemPackA<Problem>();
static_assert(KPack % K3 == 0);
constexpr index_t K2 = KPack / K3;
if constexpr(get_warp_size() >= (K2 * M0))
{
constexpr index_t K1 = get_warp_size() / (K2 * M0);
constexpr index_t K0 = BlockSize / get_warp_size();
static_assert(KPerBlock == K0 * K1 * K2 * K3);
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1>, sequence<K0, K1, K2, K3>>,
tuple<sequence<2>, sequence<2, 1, 2>>,
tuple<sequence<0>, sequence<1, 0, 2>>,
sequence<2, 1>,
sequence<3, 1>>{});
}
else
{
constexpr index_t K1 = (K2 * M0) / get_warp_size();
constexpr index_t K2_m = K2 / K1;
constexpr index_t K0 = BlockSize / get_warp_size() / K1;
static_assert(KPerBlock == K0 * K1 * K2_m * K3);
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1>, sequence<K0, K1, K2_m, K3>>,
tuple<sequence<2, 2>, sequence<1, 2>>,
tuple<sequence<0, 1>, sequence<0, 2>>,
sequence<2, 1>,
sequence<3, 1>>{});
}
}
else
{
constexpr index_t K1 = Problem::VectorLoadSize / sizeof(ADataType);
constexpr index_t K0 = KPerBlock / K1;
constexpr index_t M2 = get_warp_size() / K0;
// coalesce reading for each blocks
if constexpr(get_warp_size() % (M2 * K0) == 0)
{
constexpr index_t M1 = BlockSize / get_warp_size();
static_assert(M2 != 0, "M2 is zero, which will lead to a division by zero error.");
static_assert(M1 != 0, "M1 is zero, which will lead to a division by zero error.");
constexpr index_t M0 = MPerBlock / (M2 * M1);
static_assert(M0 * M1 * M2 == MPerBlock,
"Incorrect M0, M2, M1 configuration! "
"M0, M1, M2 must cover whole MPerBlock!");
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1, M2>, sequence<K0, K1>>,
tuple<sequence<1>, sequence<1, 2>>,
tuple<sequence<1>, sequence<2, 0>>,
sequence<1, 2>,
sequence<0, 1>>{});
}
else
{
constexpr index_t M0 = BlockSize / get_warp_size();
constexpr index_t M1 = MPerBlock / (M2 * M0);
static_assert(M0 * M1 * M2 == MPerBlock,
"Incorrect M0, M1, M2 configuration! "
"M0, M1, M2 must cover whole MPerBlock!");
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1, M2>, sequence<K0, K1>>,
tuple<sequence<1>, sequence<1, 2>>,
tuple<sequence<0>, sequence<2, 0>>,
sequence<1, 2>,
sequence<1, 1>>{});
}
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto MakeBFlatDramTileDistribution()
{
using TileShape = typename Problem::BlockGemmShape;
constexpr index_t BlockSize = Problem::kBlockSize;
constexpr index_t WaveSize = get_warp_size();
constexpr index_t WaveNum = BlockSize / WaveSize;
constexpr index_t KBPerLoad = GetKBPerLoad<Problem>();
constexpr index_t KThdPerWave = WaveSize; // threads cnt in K dim
constexpr index_t KWavePerBlk = 1;
constexpr index_t KRepeat = 1;
static_assert(TileShape::flatKPerWarp == KThdPerWave * KBPerLoad, "wrong");
constexpr index_t NBPerLoad = 1;
constexpr index_t NThdPerWave = 1;
constexpr index_t NWavePerBlk = TileShape::BlockWarps::at(number<1>{}); // N_Warp
constexpr index_t NRepeat = 1;
constexpr index_t WaveRepeat = WaveNum / TileShape::flatNPerWarp;
return make_static_tile_distribution(
tile_distribution_encoding<
sequence<WaveRepeat>, // ?
tuple<sequence<NRepeat, NWavePerBlk, NThdPerWave, NBPerLoad>, // second direction
sequence<KRepeat, KWavePerBlk, KThdPerWave, KBPerLoad>>, // first direction
// wave in blk, // thd in wave
// <M, K> // <M, K>
tuple<sequence<0, 1, 2>, sequence<1, 2>>, // which direction
tuple<sequence<0, 1, 1>, sequence<2, 2>>, // which index
// <repeat, vec_load>
sequence<1, 1, 2, 2>,
sequence<0, 3, 0, 3>>{});
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto MakeShuffledARegBlockDistribution()
{
using ALayout = remove_cvref_t<typename Problem::ALayout>;
using ADataType = remove_cvref_t<typename Problem::ADataType>;
static_assert(std::is_same_v<ALayout, ck_tile::tensor_layout::gemm::ColumnMajor>);
constexpr index_t kBlockSize = Problem::kBlockSize;
constexpr index_t kMPerBlock = Problem::BlockGemmShape::kM;
constexpr index_t kKPerBlock = Problem::BlockGemmShape::kK;
constexpr index_t M1 = Problem::VectorLoadSize / sizeof(ADataType);
constexpr index_t M0 = kMPerBlock / M1;
constexpr index_t total_pixels = kMPerBlock * kKPerBlock / kBlockSize;
static_assert(total_pixels % M1 == 0);
constexpr index_t K3 = total_pixels / M1;
constexpr index_t kKPack = GetSmemPackA<Problem>();
static_assert(kKPack % K3 == 0);
constexpr index_t K2 = kKPack / K3; // TODO: this dimention could be outside single wave
constexpr index_t warp_size = get_warp_size();
if constexpr(warp_size >= (K2 * M0))
{
constexpr index_t K1 = warp_size / (K2 * M0);
constexpr index_t K0 = kBlockSize / warp_size;
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1>, sequence<K0, K1, K2, K3>>,
tuple<sequence<2>, sequence<2, 1, 2>>,
tuple<sequence<0>, sequence<1, 0, 2>>,
sequence<1, 2>,
sequence<1, 3>>{});
}
else
{
constexpr index_t K1 = (K2 * M0) / get_warp_size();
constexpr index_t K2_m = K2 / K1;
constexpr index_t K0 = kBlockSize / get_warp_size() / K1;
static_assert(kKPerBlock == K0 * K1 * K2_m * K3);
return make_static_tile_distribution(
tile_distribution_encoding<sequence<1>,
tuple<sequence<M0, M1>, sequence<K0, K1, K2_m, K3>>,
tuple<sequence<2, 2>, sequence<1, 2>>,
tuple<sequence<0, 1>, sequence<0, 2>>,
sequence<1, 2>,
sequence<1, 3>>{});
}
}
template <typename Problem>
CK_TILE_HOST_DEVICE static constexpr auto GetBlockWeightPreshuffle()
{
// using AccDataType = float;
using BlockWarps = typename Problem::BlockGemmShape::BlockWarps;
using WarpTile = typename Problem::BlockGemmShape::WarpTile;
using WarpGemm = WarpGemmMfmaDispatcher<typename Problem::ADataType,
typename Problem::BDataType,
typename Problem::CDataType,
WarpTile::at(I0),
WarpTile::at(I1),
WarpTile::at(I2),
Problem::TransposeC>;
using BlockWeightPreshufflePolicy =
BlockWeightPreshuffleASmemBSmemCRegV1CustomPolicy<typename Problem::ADataType,
typename Problem::BDataType,
typename Problem::CDataType,
BlockWarps,
WarpGemm>;
return BlockWeightPreshuffleASmemBSmemCRegV1<Problem, BlockWeightPreshufflePolicy>{};
}
};
} // namespace ck_tile