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author | Viet-Hoa Do <viet-hoa.do@arm.com> | 2023-09-19 16:41:34 +0100 |
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committer | Viet-Hoa Do <viet-hoa.do@arm.com> | 2023-09-22 12:07:09 +0000 |
commit | cd1f03e765ad0f3ca3b68b1a7c1d0a1539cab439 (patch) | |
tree | 9cb78579e01e14501c316f5297c804ba13c8ad37 /compute_kernel_writer/include/ckw/TileOperand.h | |
parent | 1f841a52f9a7f52948d676bc3807461bbed6f70a (diff) | |
download | ComputeLibrary-cd1f03e765ad0f3ca3b68b1a7c1d0a1539cab439.tar.gz |
Add row vector and scalar access support to tile operand
* Add the concept of tile view which refers to a specific rectangular
area of the tile object.
- The active area is added to TileOperand so that the user can access
part of the tile.
- Currently only row vector and scalar access are exposed to the user.
- All writing operations except load/store op support sub-tile.
* Add tests for sub-tile access.
Resolves: COMPMID-6557
Signed-off-by: Mohammed Suhail Munshi <MohammedSuhail.Munshi@arm.com>
Signed-off-by: Viet-Hoa Do <viet-hoa.do@arm.com>
Change-Id: Ica3f9eaf17f06e080c495d36c572f623b62c2910
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/10354
Reviewed-by: Gunes Bayir <gunes.bayir@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
Diffstat (limited to 'compute_kernel_writer/include/ckw/TileOperand.h')
-rw-r--r-- | compute_kernel_writer/include/ckw/TileOperand.h | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/compute_kernel_writer/include/ckw/TileOperand.h b/compute_kernel_writer/include/ckw/TileOperand.h index 873a9825f3..56dc5e7b2b 100644 --- a/compute_kernel_writer/include/ckw/TileOperand.h +++ b/compute_kernel_writer/include/ckw/TileOperand.h @@ -25,6 +25,8 @@ #ifndef CKW_INCLUDE_CKW_TILEOPERAND_H #define CKW_INCLUDE_CKW_TILEOPERAND_H +#include <cstdint> + namespace ckw { @@ -41,13 +43,55 @@ public: friend class KernelWriter; friend class TensorOperand; + /** Get a row vector of the current tile operand. + * + * @param[in] row The index of the row to be accessed in the current tile operand. + * + * @return A new tile operand referring to a row of the current tile operand. + */ + TileOperand row(int32_t row) const; + + /** Get a scalar element of the current tile operand. + * + * @param[in] row The index of the row to be accessed in the current tile operand. + * @param[in] col The index of the column to be accessed in the current tile operand. + * + * @return A new tile operand referring to a scalar element of the current tile operand. + */ + TileOperand scalar(int32_t row, int32_t col) const; + private: // These are hidden from the public API to avoid any misuse. /** Initialize a new instance of @ref TileOperand class for the given tile. */ TileOperand(ITile &tile); - ITile &_tile; + /** Initialize a new instance of @ref TileOperand class that is the sub-tile of the given tile. */ + TileOperand(const TileOperand &operand, int32_t row_start, int32_t row_end, int32_t col_start, int32_t col_end); + + /** Get a sub-tile of the current tile operand. + * + * The range of rows and columns is defined by pairs of start and end indices, inclusive lower and exclusive upper. + * In other words, any row and column indices satisfying the following conditions will be part of the sub-tile: + * + * row_start <= row_index < row_end + * col_start <= col_index < col_end + * + * @param[in] row_start The start index of the row range. + * @param[in] row_end The end index of the row range. + * @param[in] col_start The start index of the column range. + * @param[in] col_end The end index of the column range. + * + * @return A new tile operand refering to the same tile but with the new active area. + */ + TileOperand tile(int32_t row_start, int32_t row_end, int32_t col_start, int32_t col_end) const; + + ITile *_tile; + + int32_t _row_start; + int32_t _row_end; + int32_t _col_start; + int32_t _col_end; }; } // namespace ckw |