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author | Pablo Tello <pablo.tello@arm.com> | 2018-11-22 16:14:36 +0000 |
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committer | Georgios Pinitas <georgios.pinitas@arm.com> | 2018-12-21 18:28:31 +0000 |
commit | 543036904d5324c4738cdc8b586c301471046c8e (patch) | |
tree | 680efe9d7d02b23a0453495c13f4ece5d0a0edbd /arm_compute/runtime/CL/functions | |
parent | 8b6b4a959a49127d64293f8b60265f0f5ed486d4 (diff) | |
download | ComputeLibrary-543036904d5324c4738cdc8b586c301471046c8e.tar.gz |
COMPMID-1726: Implement CLUnstack.
Change-Id: I94b0707d19757c5f5d7ca66d9c47e378867126a3
Reviewed-on: https://review.mlplatform.org/325
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Diffstat (limited to 'arm_compute/runtime/CL/functions')
-rw-r--r-- | arm_compute/runtime/CL/functions/CLUnstack.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/arm_compute/runtime/CL/functions/CLUnstack.h b/arm_compute/runtime/CL/functions/CLUnstack.h new file mode 100644 index 0000000000..feed430c58 --- /dev/null +++ b/arm_compute/runtime/CL/functions/CLUnstack.h @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_CLUNSTACK_H__ +#define __ARM_COMPUTE_CLUNSTACK_H__ + +#include "arm_compute/core/CL/OpenCL.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/IFunction.h" + +#include "arm_compute/runtime/CL/functions/CLStridedSlice.h" + +#include <memory> + +namespace arm_compute +{ +class ICLTensor; + +/** Basic function to unpack a rank-R tensor into rank-(R-1) tensors. This function calls the following functions: + * + * -# @ref CLStridedSlice + * + */ +class CLUnstack : public IFunction +{ +public: + /** Default constructor */ + CLUnstack(); + /** Set the input, output and unstacking axis. + * + * @param[in] input A tensor to be unstacked. Data type supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32. + * @param[in,out] output_vector A vector of tensors. Data types supported: Same as @p input. + * Note: The number of elements of the vector will be used as the number of slices to be taken from the axis. + * @param[in] axis The axis to unstack along. Valid values are [-R,R) where R is the input's rank. Negative values wrap around. + * + */ + void configure(const ICLTensor *input, const std::vector<ICLTensor *> &output_vector, int axis); + /** Static function to check if given info will lead to a valid configuration of @ref CLUnstack + * + * @param[in] input Input tensor info. Data type supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32 + * @param[in] output_vector Vector of output tensors' info. Data types supported: Same as @p input. + * @param[in] axis The axis to unstack along. Valid values are [-R,R) where R is the input's rank. Negative values wrap around. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const std::vector<ITensorInfo *> &output_vector, int axis); + + // Inherited methods overridden: + void run() override; + +private: + unsigned int _num_slices; + std::unique_ptr<CLStridedSlice[]> _strided_slice_vector; +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_CLUNSTACK_H__ */ |