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[Ck tile] support rmsnorm and related fusion (#1605)

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* Add reduce2d new api

* Prevent user use cross warp reduction

* Fix bug of std caculation

* Add rmsnorm2d

* Add rmsnorm small example

* Remove static assert to prevent compile fail

* Add script to test performance and correctness

* Add missing cmake change

* refine naming

* refine example of rmsnorm

* Fix bug of rmsnorm

* Refine naming

* Fix cmake

* clang format

* Refine pipeline name

* Add add_rmsnorm2d_rdquant kernel

* Add reduce op

* host verification

* Fix bug of one pass pipeline

* Refine tile size

* Add two pass pipeline

* Rename two pass to three pass

* Fix bug of kSaveX == false

* Add instance library

* Add test script

* Fix bug of x verification

* Add save_x to trait

* Add README

* Move reduce2d into reduce folder

* Fix bug of welford when number of m warp > 1

* remove reduncant comment

* 1. move 06_rmsnorm2d to 10_rmsnorm2d
2. move 07_add_rmsnorm2d_rdquant to 11_add_rmsnorm2d_rdquant

* clang format and add missing header

* Add host validation of add + layernorm2d + rsquant

* Revert "Add host validation of add + layernorm2d + rsquant"

This reverts commit 936cb45797.

* Remove deprecated flag
This commit is contained in:
rocking
2024-10-30 15:22:56 +08:00
committed by GitHub
parent 8632221814
commit 3d60953477
90 changed files with 4674 additions and 128 deletions
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186
example/ck_tile/05_reduce/reduce.hpp
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@@ -5,20 +5,16 @@
#include "ck_tile/core.hpp"
#include "ck_tile/ops/common.hpp"
#include "ck_tile/ops/reduce/block/block_reduce.hpp"
#include "ck_tile/ops/reduce/block/block_reduce2d_default_policy.hpp"
namespace ck_tile {
template <typename ADataType,
typename AccDataType,
typename BDataType,
index_t kBlockSize,
typename BlockWarps, // num warps along seq<M, N>
template <typename BlockWarps, // num warps along seq<M, N>
typename BlockTile, // block size, seq<M, N>
typename WarpTile, // warp size, seq<M, N>
typename ThreadTile> // contiguous pixels(vector size) along seq<M, N>
struct Reduce
typename Vector> // contiguous pixels(vector size) along seq<M, N>
struct Reduce2dShape
{
static constexpr index_t Block_M = BlockTile::at(number<0>{});
static constexpr index_t Block_N = BlockTile::at(number<1>{});
@@ -26,93 +22,143 @@ struct Reduce
static constexpr index_t Warp_M = WarpTile::at(number<0>{});
static constexpr index_t Warp_N = WarpTile::at(number<1>{});
static constexpr index_t Thread_M = ThreadTile::at(number<0>{});
static constexpr index_t Thread_N = ThreadTile::at(number<1>{});
static constexpr index_t Vector_M = Vector::at(number<0>{});
static constexpr index_t Vector_N = Vector::at(number<1>{});
static constexpr index_t WarpPerBlock_M = BlockWarps::at(number<0>{});
static constexpr index_t WarpPerBlock_N = BlockWarps::at(number<1>{});
static constexpr index_t ThreadPerWarp_M = Warp_M / Thread_M;
static constexpr index_t ThreadPerWarp_N = Warp_N / Thread_N;
static constexpr index_t ThreadPerWarp_M = Warp_M / Vector_M;
static constexpr index_t ThreadPerWarp_N = Warp_N / Vector_N;
static constexpr index_t Repeat_M = Block_M / (WarpPerBlock_M * Warp_M);
static constexpr index_t Repeat_N = Block_N / (WarpPerBlock_N * Warp_N);
__device__ static constexpr auto MakeABlockTileDistribution()
static constexpr index_t BlockSize =
warpSize * reduce_on_sequence(BlockWarps{}, multiplies{}, number<1>{});
};
template <typename XDataType_,
typename ComputeDataType_,
typename YDataType_,
typename BlockShape_,
typename ReduceOp_>
struct Reduce2dProblem
{
using XDataType = remove_cvref_t<XDataType_>;
using ComputeDataType = remove_cvref_t<ComputeDataType_>;
using YDataType = remove_cvref_t<YDataType_>;
using BlockShape = remove_cvref_t<BlockShape_>;
using ReduceOp = ReduceOp_;
static constexpr bool kNeedCrossLaneSync = BlockShape::ThreadPerWarp_N > 1;
static constexpr bool kNeedCrossWarpSync = BlockShape::WarpPerBlock_N > 1;
};
template <typename Problem_, typename Policy_ = BlockReduce2dDefaultPolicy>
struct Reduce
{
using Problem = ck_tile::remove_cvref_t<Problem_>;
using Policy = ck_tile::remove_cvref_t<Policy_>;
using XDataType = ck_tile::remove_cvref_t<typename Problem::XDataType>;
using ComputeDataType = ck_tile::remove_cvref_t<typename Problem::ComputeDataType>;
using YDataType = ck_tile::remove_cvref_t<typename Problem::YDataType>;
#if 0
CK_TILE_DEVICE void operator()(const XDataType* p_x, YDataType* p_y, index_t M, index_t N)
const
{
return make_static_tile_distribution(
tile_distribution_encoding<
sequence<>,
tuple<sequence<Repeat_M, WarpPerBlock_M, ThreadPerWarp_M, Thread_M>,
sequence<Repeat_N, WarpPerBlock_N, ThreadPerWarp_N, Thread_N>>,
tuple<sequence<1, 2>, sequence<1, 2>>,
tuple<sequence<1, 1>, sequence<2, 2>>,
sequence<1, 1, 2, 2>,
sequence<0, 3, 0, 3>>{});
}
using S = typename Problem::BlockShape;
__device__ void operator()(const ADataType* p_a, BDataType* p_b, index_t M, index_t N) const
{
const auto a_m_n = make_naive_tensor_view<address_space_enum::global>(
p_a, make_tuple(M, N), make_tuple(N, 1), number<Thread_N>{}, number<1>{});
const auto x_m_n = make_naive_tensor_view<address_space_enum::global>(
p_x, make_tuple(M, N), make_tuple(N, 1), number<S::Vector_N>{}, number<1>{});
const auto iM = get_block_id() * Block_M;
const auto y_m = make_naive_tensor_view_packed<address_space_enum::global>(
p_y, make_tuple(M), number<1>{});
// A window
auto a_block_window = make_tile_window(a_m_n,
make_tuple(number<Block_M>{}, number<Block_N>{}),
{iM, 0},
MakeABlockTileDistribution());
const auto iM = get_block_id() * S::Block_M;
auto x_window = make_tile_window(x_m_n,
make_tuple(number<S::Block_M>{}, number<S::Block_N>{}),
{iM, 0},
Policy::template MakeXBlockTileDistribution<Problem>());
auto y_window = make_tile_window(y_m, make_tuple(number<S::Block_M>{}), {iM});
const auto f_reduce = [](const auto& v0, const auto& v1) { return v0 + v1; };
const ADataType reduce_init_value = 0;
const XDataType reduce_init_value = 0;
constexpr auto reduce_dims = sequence<1>{};
// Acc tile
// TODO: support cross warp reduction
auto acc_block_tensor = decltype(block_tile_reduce<AccDataType>(
load_tile(a_block_window), reduce_dims, f_reduce, reduce_init_value)){};
auto y_compute = decltype(block_tile_reduce<ComputeDataType>(
load_tile(x_window), reduce_dims, f_reduce, reduce_init_value)){};
// init Acc tile
tile_elementwise_inout(
[&](auto& acc) { acc = type_convert<AccDataType>(reduce_init_value); },
acc_block_tensor);
set_tile(y_compute, reduce_init_value);
// loop
index_t iN = 0;
index_t num_n_tile_iteration =
__builtin_amdgcn_readfirstlane(integer_divide_ceil(N, S::Block_N));
do
for(int iN = __builtin_amdgcn_readfirstlane(0); iN < num_n_tile_iteration; ++iN)
{
const auto a_block_tensor = load_tile(a_block_window);
const auto x = load_tile(x_window);
block_tile_reduce(y_compute, x, reduce_dims, f_reduce);
move_tile_window(x_window, {0, S::Block_N});
}
// FIXME: support cross warp reduction
block_tile_reduce(acc_block_tensor, a_block_tensor, reduce_dims, f_reduce);
block_tile_reduce_sync(y_compute, f_reduce);
move_tile_window(a_block_window, {0, Block_N});
iN += Block_N;
} while(iN < N);
// FIXME: support cross warp reduction
block_tile_reduce_sync(acc_block_tensor, f_reduce);
// convert acc_block_tensor to b_block_tensor
const auto b_block_tensor = tile_elementwise_in(
[](const auto& acc) { return type_convert<BDataType>(acc); }, acc_block_tensor);
// B
const auto b_m = make_naive_tensor_view_packed<address_space_enum::global>(
p_b, make_tuple(M), number<32>{});
// B window
auto b_block_window = make_tile_window(b_m, make_tuple(number<Block_M>{}), {iM});
// store B tile
store_tile(b_block_window, b_block_tensor);
store_tile(y_window, cast_tile<YDataType>(y_compute));
}
#else
CK_TILE_DEVICE void operator()(const XDataType* p_x, YDataType* p_y, index_t M, index_t N) const
{
using S = typename Problem::BlockShape;
const auto x_m_n = make_naive_tensor_view<address_space_enum::global>(
p_x, make_tuple(M, N), make_tuple(N, 1), number<S::Vector_N>{}, number<1>{});
const auto y_m = make_naive_tensor_view_packed<address_space_enum::global>(
p_y, make_tuple(M), number<1>{});
const auto iM = get_block_id() * S::Block_M;
auto x_window = make_tile_window(x_m_n,
make_tuple(number<S::Block_M>{}, number<S::Block_N>{}),
{iM, 0},
Policy::template MakeXBlockTileDistribution<Problem>());
auto y_window = make_tile_window(y_m, make_tuple(number<S::Block_M>{}), {iM});
__shared__ char smem[Policy::template GetSmemSize<Problem>()];
index_t num_n_tile_iteration =
__builtin_amdgcn_readfirstlane(integer_divide_ceil(N, S::Block_N));
auto reduce_func = typename Problem::ReduceOp{};
auto block_reduce2d = Policy::template GetBlockReduce2d<Problem>();
auto block_reduce2d_sync = Policy::template GetBlockReduce2dSync<Problem>();
auto block_reduce2d_cross_warp_sync =
Policy::template GetBlockReduce2dCrossWarpSync<Problem>();
using XTensorType = decltype(load_tile(x_window));
auto y_compute = block_reduce2d.template MakeYBlockTile<XTensorType>();
set_tile(y_compute, reduce_func.template GetIdentityValue<ComputeDataType>());
for(int iN = __builtin_amdgcn_readfirstlane(0); iN < num_n_tile_iteration; ++iN)
{
const auto x = load_tile(x_window);
block_reduce2d(x, y_compute, reduce_func);
move_tile_window(x_window, {0, S::Block_N});
}
block_reduce2d_sync(y_compute, reduce_func);
block_reduce2d_cross_warp_sync(y_compute, smem, reduce_func);
store_tile(y_window, cast_tile<YDataType>(y_compute));
}
#endif
};
} // namespace ck_tile