CUTLASS: cutlass::layout::ContiguousMatrix Struct Reference

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• ContiguousMatrix

Public Types | Public Member Functions | Static Public Member Functions | Static Public Attributes | List of all members

cutlass::layout::ContiguousMatrix Struct Reference

#include <matrix.h>

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Public Types

| | using | Index = int32_t | | | Index type used for coordinates. More...
| | | | using | LongIndex = int64_t | | | Long index type used for offsets. More...
| | | | using | TensorCoord = MatrixCoord | | | Logical coordinate. More...
| | | | using | Stride = Coord< kStrideRank, Index > | | | Stride vector. More...
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Public Member Functions

| | CUTLASS_HOST_DEVICE | ContiguousMatrix (Index ldm=0, Matrix layout=Matrix::kColumnMajor) | | | Ctor. More...
| | | | CUTLASS_HOST_DEVICE LongIndex | operator() (MatrixCoord const &coord) const | | | | CUTLASS_HOST_DEVICE MatrixCoord | inverse (LongIndex offset) const | | | Inverse of layout function, mapping linear offset to logical coordinate. More...
| | | | CUTLASS_HOST_DEVICE Stride | stride () const | | | Returns the stride of the layout. More...
| | | | CUTLASS_HOST_DEVICE Stride & | stride () | | | Returns the stride of the layout. More...
| | | | CUTLASS_HOST_DEVICE Index | stride (int idx) const | | | Returns the stride of the layout. More...
| | | | CUTLASS_HOST_DEVICE Index & | stride (int idx) | | | Returns the stride of the layout. More...
| | | | CUTLASS_HOST_DEVICE LongIndex | capacity (MatrixCoord const &extent) const | | | Compute the number of contiguous elements needed to store a tensor with the given size. More...
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Static Public Member Functions

| | static CUTLASS_HOST_DEVICE ContiguousMatrix | packed (MatrixCoord const &extent, Matrix layout=Matrix::kColumnMajor) | | | Helper returns a layout to a tightly packed tensor. More...
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Static Public Attributes

| | static int const | kRank = 2 | | | Logical rank of tensor. More...
| | | | static int const | kStrideRank = 1 | | | Rank of stride vector. More...
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Detailed Description

Mapping function for scenario in which layout is row-major or column-major but this information is only available at runtime.

Member Typedef Documentation

| using cutlass::layout::ContiguousMatrix::Index = int32_t |

| using cutlass::layout::ContiguousMatrix::LongIndex = int64_t |

| using cutlass::layout::ContiguousMatrix::Stride = Coord<kStrideRank, Index> |

| using cutlass::layout::ContiguousMatrix::TensorCoord = MatrixCoord |

Constructor & Destructor Documentation

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| CUTLASS_HOST_DEVICE cutlass::layout::ContiguousMatrix::ContiguousMatrix | ( | Index | ldm = 0, | | | | Matrix | layout = Matrix::kColumnMajor | | | ) | | |

| inline |

Member Function Documentation

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| CUTLASS_HOST_DEVICE LongIndex cutlass::layout::ContiguousMatrix::capacity | ( | MatrixCoord const & | extent | ) | const |

| inline |

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| CUTLASS_HOST_DEVICE MatrixCoord cutlass::layout::ContiguousMatrix::inverse | ( | LongIndex | offset | ) | const |

| inline |

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| CUTLASS_HOST_DEVICE LongIndex cutlass::layout::ContiguousMatrix::operator() | ( | MatrixCoord const & | coord | ) | const |

| inline |

Returns the offset of a coordinate in linear memory. Assumes coordinate has convention (row, column)

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| static CUTLASS_HOST_DEVICE ContiguousMatrix cutlass::layout::ContiguousMatrix::packed | ( | MatrixCoord const & | extent, | | | | Matrix | layout = Matrix::kColumnMajor | | | ) | | |

| inlinestatic |

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| CUTLASS_HOST_DEVICE Stride cutlass::layout::ContiguousMatrix::stride | ( | | ) | const |

| inline |

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| CUTLASS_HOST_DEVICE Stride& cutlass::layout::ContiguousMatrix::stride | ( | | ) | |

| inline |

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| CUTLASS_HOST_DEVICE Index cutlass::layout::ContiguousMatrix::stride | ( | int | idx | ) | const |

| inline |

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| CUTLASS_HOST_DEVICE Index& cutlass::layout::ContiguousMatrix::stride | ( | int | idx | ) | |

| inline |

Member Data Documentation

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| int const cutlass::layout::ContiguousMatrix::kRank = 2 |

| static |

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| int const cutlass::layout::ContiguousMatrix::kStrideRank = 1 |

| static |

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The documentation for this struct was generated from the following file:

• layout/matrix.h

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