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Merged
haruhi55 merged 1 commit into from
Jun 7, 2025
Merged

chore: Reduce indent size from 4 to 2 spaces. #131

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4 changes: 2 additions & 2 deletions .clang-format
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,9 @@
BasedOnStyle: Google
UseTab: Never
ColumnLimit: 80
IndentWidth: 4
IndentWidth: 2

AccessModifierOffset: -2
AccessModifierOffset: -1

DerivePointerAlignment: false
PointerAlignment: Left
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60 changes: 30 additions & 30 deletions benchmarks/cpp/flashattention/convert.cuh
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Expand Up @@ -16,58 +16,58 @@ using namespace cute;

template <typename To_type, typename Engine, typename Layout>
CUTE_DEVICE auto convert_type(cute::Tensor<Engine, Layout> const& tensor) {
using From_type = typename Engine::value_type;
constexpr int numel = decltype(size(tensor))::value;
cutlass::NumericArrayConverter<To_type, From_type, numel> convert_op;
auto frag =
convert_op(*reinterpret_cast<const cutlass::Array<From_type, numel>*>(
tensor.data()));
return make_tensor(make_rmem_ptr<To_type>(&frag), tensor.layout());
using From_type = typename Engine::value_type;
constexpr int numel = decltype(size(tensor))::value;
cutlass::NumericArrayConverter<To_type, From_type, numel> convert_op;
auto frag =
convert_op(*reinterpret_cast<const cutlass::Array<From_type, numel>*>(
tensor.data()));
return make_tensor(make_rmem_ptr<To_type>(&frag), tensor.layout());
}

template <typename Layout>
DEVICE auto convert_layout_rowcol_Aregs(Layout rowcol_layout) {
using namespace cute;
static_assert(decltype(size<0, 0>(rowcol_layout))::value == 2);
static_assert(decltype(size<1, 0>(rowcol_layout))::value == 2);
auto l = logical_divide(rowcol_layout,
Shape<Underscore, Shape<Underscore, Int<2>>>{});
using namespace cute;
static_assert(decltype(size<0, 0>(rowcol_layout))::value == 2);
static_assert(decltype(size<1, 0>(rowcol_layout))::value == 2);
auto l = logical_divide(rowcol_layout,
Shape<Underscore, Shape<Underscore, Int<2>>>{});

return make_layout(make_layout(get<0>(get<1>(l)), get<0>(get<0>(l)),
get<0>(get<1>(get<1>(l)))),
get<1>(get<0>(l)), get<1>(get<1>(get<1>(l))));
return make_layout(make_layout(get<0>(get<1>(l)), get<0>(get<0>(l)),
get<0>(get<1>(get<1>(l)))),
get<1>(get<0>(l)), get<1>(get<1>(get<1>(l))));
}

DEVICE auto convert_layout_C_Aregs() {
using namespace cute;
auto layout_s = Layout<Shape<Shape<_2, _2>, _2, _16>>{};
auto l = logical_divide(layout_s, Shape<Underscore, Underscore, _2>{});
using namespace cute;
auto layout_s = Layout<Shape<Shape<_2, _2>, _2, _16>>{};
auto l = logical_divide(layout_s, Shape<Underscore, Underscore, _2>{});

return make_layout(
make_layout(get<0>(get<0>(l)), get<1>(get<0>(l)), get<0>(get<2>(l))),
get<1>(l), get<1>(get<2>(l)));
return make_layout(
make_layout(get<0>(get<0>(l)), get<1>(get<0>(l)), get<0>(get<2>(l))),
get<1>(l), get<1>(get<2>(l)));
}

/**
* @brief Convert a 3d register tensor into a 2d register tensor.
*/
template <class LayoutType>
DEVICE auto convert_layout_scores(LayoutType layout_s) {
using namespace cute;
static_assert(decltype(size<0>(layout_s))::value == 4);
static_assert(decltype(rank(layout_s))::value == 3);
using namespace cute;
static_assert(decltype(size<0>(layout_s))::value == 4);
static_assert(decltype(rank(layout_s))::value == 3);

auto l = logical_divide(layout_s, Shape<_2>{});
return make_layout(make_layout(get<1>(get<0>(l)), get<1>(l)),
make_layout(get<0>(get<0>(l)), get<2>(l)));
auto l = logical_divide(layout_s, Shape<_2>{});
return make_layout(make_layout(get<1>(get<0>(l)), get<1>(l)),
make_layout(get<0>(get<0>(l)), get<2>(l)));
}

template <int ATOMNUM, class LayoutType>
DEVICE auto convert_layout_scores_copyview(LayoutType layout_s) {
using namespace cute;
using namespace cute;

auto l = logical_divide(layout_s, Shape<Underscore, Int<ATOMNUM>>{});
return make_layout(get<0>(get<1>(l)), get<0>(l), get<1>(get<1>(l)));
auto l = logical_divide(layout_s, Shape<Underscore, Int<ATOMNUM>>{});
return make_layout(get<0>(get<1>(l)), get<0>(l), get<1>(get<1>(l)));
}

} // namespace cutlass_wrapper
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