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default_epilogue_volta_tensor_op.h
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33 #pragma once
34
35 #include "cutlass/cutlass.h"
36 #include "cutlass/numeric_types.h"
37 #include "cutlass/array.h"
38
39 #include "cutlass/gemm/gemm.h"
40
41 #include "cutlass/epilogue/thread/linear_combination.h"
42 #include "cutlass/epilogue/thread/conversion_op.h"
43 #include "cutlass/epilogue/thread/reduction_op.h"
44
45 #include "[cutlass/transform/threadblock/regular_tile_iterator_pitch_linear.h](regular tile iterator pitch linear_8h.html)"
46 #include "[cutlass/epilogue/threadblock/predicated_tile_iterator.h](epilogue_2threadblock_2predicated tile iterator_8h.html)"
47 #include "[cutlass/epilogue/threadblock/shared_load_iterator.h](shared load iterator_8h.html)"
48
49 #include "[cutlass/epilogue/warp/fragment_iterator_volta_tensor_op.h](fragment iterator volta tensor op_8h.html)"
50 #include "[cutlass/epilogue/warp/tile_iterator_volta_tensor_op.h](tile iterator volta tensor op_8h.html)"
51 #include "[cutlass/epilogue/threadblock/default_thread_map_volta_tensor_op.h](default thread map volta tensor__op_8h.html)"
52
53 #include "cutlass/epilogue/threadblock/epilogue.h"
54
56
57 namespace cutlass {
58 namespace epilogue {
59 namespace threadblock {
60
62
64 template <
65typename Shape_,
66typename WarpMmaTensorOp_,
67int PartitionsK,
68typename OutputOp_,
69int ElementsPerAccess
70 >
71 struct DefaultEpilogueVoltaTensorOp {
72
74using WarpMmaTensorOp = WarpMmaTensorOp_;
75static int const kPartitionsK = PartitionsK;
77static int const kElementsPerAccess = ElementsPerAccess;
78
79using ElementOutput = typename OutputOp::ElementOutput;
80using LayoutC = typename WarpMmaTensorOp::LayoutC;
81using ElementAccumulator = typename WarpMmaTensorOp::ElementC;
82
83//
84// Thread map
85//
86
87using OutputTileThreadMap = typename cutlass::epilogue::threadblock::DefaultThreadMapVoltaTensorOp<
88Shape,
89typename WarpMmaTensorOp::Shape,
90kPartitionsK,
94 >::Type;
95
96using OutputTileIterator = cutlass::epilogue::threadblock::PredicatedTileIterator<
98 ElementOutput
99 >;
100
101using AccumulatorFragmentIterator = cutlass::epilogue::warp::FragmentIteratorVoltaTensorOp<
102typename WarpMmaTensorOp::Shape,
103gemm::GemmShape<32, 32, 4>,
105LayoutC
106 >;
107
108using WarpTileIterator = cutlass::epilogue::warp::TileIteratorVoltaTensorOp<
109typename WarpMmaTensorOp::Shape,
110 gemm::GemmShape<32, 32, 4>,
112LayoutC
113 >;
114
115static int const kSharedMemAlignment = sizeof_bits<ElementAccumulator>::value * WarpTileIterator::kElementsPerAccess / 8;
116
117static_assert(kSharedMemAlignment == 8, "Shared memory alignment must be 8B");
118
119using SharedLoadIterator = cutlass::epilogue::threadblock::SharedLoadIterator<
120typename OutputTileThreadMap::CompactedThreadMap,
122 kSharedMemAlignment
123 >;
124
126using Padding = typename WarpTileIterator::Padding;
127
128//
129// Define the epilogue
130//
131using Epilogue = cutlass::epilogue::threadblock::Epilogue<
132Shape,
133WarpMmaTensorOp,
134kPartitionsK,
136AccumulatorFragmentIterator,
137WarpTileIterator,
139OutputOp,
140Padding
141 >;
142 };
143
145
146 } // namespace threadblock
147 } // namespace epilogue
148 } // namespace cutlass
149
[regular_tile_iterator_pitch_linear.h](regular tile iterator pitch linear_8h.html)
Templates implementing loading of tiles from pitch-linear rank=2 tensors.
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::WarpMmaTensorOp
WarpMmaTensorOp_ WarpMmaTensorOp
Definition: default_epilogue_volta_tensor_op.h:74
Definition: aligned_buffer.h:35
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::kPartitionsK
static int const kPartitionsK
Definition: default_epilogue_volta_tensor_op.h:75
[predicated_tile_iterator.h](epilogue_2threadblock_2predicated tile iterator_8h.html)
Epilogue for threadblock scoped GEMMs using Tensor Ops.
[fragment_iterator_volta_tensor_op.h](fragment iterator volta tensor op_8h.html)
This defines a "fragment" iterator for visiting the fragments of an accumulator tile that participate...
Defines common types used for all GEMM-like operators.
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::kElementsPerAccess
static int const kElementsPerAccess
Definition: default_epilogue_volta_tensor_op.h:77
Functor performing conversion operations used by epilogues.
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::LayoutC
typename WarpMmaTensorOp::LayoutC LayoutC
Definition: default_epilogue_volta_tensor_op.h:80
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::Shape
Shape_ Shape
Definition: default_epilogue_volta_tensor_op.h:73
Statically sized array of elements that accommodates all CUTLASS-supported numeric types and is safe ...
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::SharedLoadIterator
cutlass::epilogue::threadblock::SharedLoadIterator< typename OutputTileThreadMap::CompactedThreadMap, ElementAccumulator, kSharedMemAlignment > SharedLoadIterator
Definition: default_epilogue_volta_tensor_op.h:123
[tile_iterator_volta_tensor_op.h](tile iterator volta tensor op_8h.html)
Functor performing linear combination operations used by epilogues.
Defines the size of an element in bits.
Definition: numeric_types.h:42
cutlass::epilogue::warp::TileIteratorVoltaTensorOp
Template for reading and writing tiles of accumulators to shared memory.
Definition: tile_iterator_volta_tensor_op.h:52
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::AccumulatorFragmentIterator
cutlass::epilogue::warp::FragmentIteratorVoltaTensorOp< typename WarpMmaTensorOp::Shape, gemm::GemmShape< 32, 32, 4 >, ElementAccumulator, LayoutC > AccumulatorFragmentIterator
Definition: default_epilogue_volta_tensor_op.h:106
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::kSharedMemAlignment
static int const kSharedMemAlignment
Definition: default_epilogue_volta_tensor_op.h:115
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::WarpTileIterator
cutlass::epilogue::warp::TileIteratorVoltaTensorOp< typename WarpMmaTensorOp::Shape, gemm::GemmShape< 32, 32, 4 >, ElementAccumulator, LayoutC > WarpTileIterator
Definition: default_epilogue_volta_tensor_op.h:113
[default_thread_map_volta_tensor_op.h](default thread map volta tensor__op_8h.html)
Top-level include for all CUTLASS numeric types.
cutlass::epilogue::warp::FragmentIteratorVoltaTensorOp
Definition: fragment_iterator_volta_tensor_op.h:61
Shape of a matrix multiply-add operation.
Definition: include/cutlass/gemm/gemm.h:57
#define static_assert(__e, __m)
Definition: platform.h:153
[shared_load_iterator.h](shared load iterator_8h.html)
Epilogue for threadblock scoped GEMMs using Tensor Ops.
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp
Defines sensible defaults for epilogues for TensorOps.
Definition: default_epilogue_volta_tensor_op.h:71
cutlass::epilogue::threadblock::Epilogue
Epilogue operator without splitk.
Definition: epilogue.h:74
Epilogue for threadblock scoped GEMMs using Tensor Ops.
cutlass::epilogue::threadblock::PredicatedTileIterator
Definition: epilogue/threadblock/predicated_tile_iterator.h:65
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::OutputTileIterator
cutlass::epilogue::threadblock::PredicatedTileIterator< OutputTileThreadMap, ElementOutput > OutputTileIterator
Definition: default_epilogue_volta_tensor_op.h:99
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::ElementAccumulator
typename WarpMmaTensorOp::ElementC ElementAccumulator
Definition: default_epilogue_volta_tensor_op.h:81
cutlass::epilogue::threadblock::DefaultThreadMapVoltaTensorOp
Defines the optimal thread map for TensorOp accumulator layouts.
Definition: default_thread_map_volta_tensor_op.h:52
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::Padding
typename WarpTileIterator::Padding Padding
Hard-coded padding elements added.
Definition: default_epilogue_volta_tensor_op.h:126
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::OutputTileThreadMap
typename cutlass::epilogue::threadblock::DefaultThreadMapVoltaTensorOp< Shape, typename WarpMmaTensorOp::Shape, kPartitionsK, ElementOutput, kElementsPerAccess, ElementAccumulator >::Type OutputTileThreadMap
Definition: default_epilogue_volta_tensor_op.h:94
cutlass::epilogue::threadblock::SharedLoadIterator
Definition: shared_load_iterator.h:61
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::ElementOutput
typename OutputOp::ElementOutput ElementOutput
Definition: default_epilogue_volta_tensor_op.h:79
Functor performing reduction operations used by epilogues.
Basic include for CUTLASS.
cutlass::epilogue::threadblock::DefaultEpilogueVoltaTensorOp::OutputOp
OutputOp_ OutputOp
Definition: default_epilogue_volta_tensor_op.h:76
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