Back to Cutlass

CUTLASS: reduction_op.h Source File

docs/reduction__op_8h_source.html

4.4.28.0 KB
Original Source

| | CUTLASS

CUDA Templates for Linear Algebra Subroutines and Solvers |

reduction_op.h

Go to the documentation of this file.

1 /***************************************************************************************************

2 * Copyright (c) 2017-2019, NVIDIA CORPORATION. All rights reserved.

3 *

4 * Redistribution and use in source and binary forms, with or without modification, are permitted

5 * provided that the following conditions are met:

6 * * Redistributions of source code must retain the above copyright notice, this list of

7 * conditions and the following disclaimer.

8 * * Redistributions in binary form must reproduce the above copyright notice, this list of

9 * conditions and the following disclaimer in the documentation and/or other materials

10 * provided with the distribution.

11 * * Neither the name of the NVIDIA CORPORATION nor the names of its contributors may be used

12 * to endorse or promote products derived from this software without specific prior written

13 * permission.

14 *

15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR

16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

17 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE

18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

19 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;

20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

21 * STRICT LIABILITY, OR TOR (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

22 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

23 *

24 **************************************************************************************************/

29 #pragma once

30

31 #include "cutlass/cutlass.h"

32 #include "cutlass/numeric_types.h"

33 #include "cutlass/array.h"

34 #include "cutlass/functional.h"

35 #include "cutlass/numeric_conversion.h"

36

38

39 namespace cutlass {

40 namespace epilogue {

41 namespace thread {

42

44

48 template <

49typename Element_,

50int Count

51 >

52 class ReductionOpPlus {

53 public:

54

55using Element = Element_;

56static int const kCount = Count;

57

58using Fragment = Array<Element, kCount>;

59using Operator = plus<Fragment>;

60

62struct Params { };

63

64 private:

65

67Operator operator_;

68

69 public:

70

72CUTLASS_HOST_DEVICE

73ReductionOpPlus(Params const &params) {

74

75 }

76

78CUTLASS_HOST_DEVICE

79Fragment operator()(

80Fragment const &lhs,

81Fragment const &rhs) const {

82

83return operator_(lhs, rhs);

84 }

85 };

86

88

89 } // namespace thread

90 } // namespace epilogue

91 } // namespace cutlass

cutlass

Definition: aligned_buffer.h:35

cutlass::epilogue::thread::ReductionOpPlus::Params

Host-constructable parameters structure.

Definition: reduction_op.h:62

cutlass::plus< Fragment >

array.h

Statically sized array of elements that accommodates all CUTLASS-supported numeric types and is safe ...

numeric_conversion.h

Boost-like numeric conversion operator for CUTLASS numeric types.

cutlass::epilogue::thread::ReductionOpPlus::ReductionOpPlus

CUTLASS_HOST_DEVICE ReductionOpPlus(Params const &params)

Constructs the function object, possibly loading from pointers in host memory.

Definition: reduction_op.h:73

cutlass::epilogue::thread::ReductionOpPlus

Definition: reduction_op.h:52

cutlass::epilogue::thread::ReductionOpPlus::kCount

static int const kCount

Definition: reduction_op.h:56

CUTLASS_HOST_DEVICE

#define CUTLASS_HOST_DEVICE

Definition: cutlass.h:89

numeric_types.h

Top-level include for all CUTLASS numeric types.

cutlass::epilogue::thread::ReductionOpPlus::operator()

CUTLASS_HOST_DEVICE Fragment operator()(Fragment const &lhs, Fragment const &rhs) const

Computes Compute =>

Definition: reduction_op.h:79

cutlass::epilogue::thread::ReductionOpPlus::Element

Element_ Element

Definition: reduction_op.h:55

cutlass::epilogue::thread::ReductionOpPlus::Fragment

Array< Element, kCount > Fragment

Definition: reduction_op.h:58

cutlass.h

Basic include for CUTLASS.

functional.h

Define basic numeric operators with specializations for Array<T, N>. SIMD-ize where possible...


Generated by 1.8.11