| /* |
| * Copyright (c) 2020 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. |
| */ |
| |
| #include "helpers.h" |
| |
| /** Performs max unpooling function with pool size equal to 2. |
| * |
| * @note Datatype must be passed using -DDATA_TYPE e.g. -DDATA_TYPE=float. Supported data types are F16/F32 |
| * @note The width of the output tensor must be passed using -DWIDTH_DST e.g. -DWIDTH_DST=24 |
| * @note The height of the output tensor must be passed using -DHEIGHT_DST e.g. -DHEIGHT_DST=54 |
| * @note The depth of the output tensor must be passed using -DDEPTH_DST e.g. -DDEPTH_DST=32 |
| * |
| * @param[in] input_ptr Pointer to the source tensor. Supported data types: F16/F32 |
| * @param[in] input_stride_x Stride of the source tensor in X dimension (in bytes) |
| * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] input_stride_y Stride of the source tensor in Y dimension (in bytes) |
| * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) |
| * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source tensor |
| * @param[out] output_ptr Pointer to the output tensor. Supported data types: same as @p input_ptr |
| * @param[in] output_stride_x Stride of the output tensor in X dimension (in bytes) |
| * @param[in] output_step_x output_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] output_stride_y Stride of the output tensor in Y dimension (in bytes) |
| * @param[in] output_step_y output_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] output_stride_z Stride of the output tensor in Z dimension (in bytes) |
| * @param[in] output_step_z output_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] output_offset_first_element_in_bytes The offset of the first element in the output tensor |
| * @param[in] indices_ptr Pointer to the indices tensor. Supported data types: U32 |
| * @param[in] indices_stride_x Stride of the indices tensor in X dimension (in bytes) |
| * @param[in] indices_step_x indices_stride_x * number of elements along X processed per workitem(in bytes) |
| * @param[in] indices_stride_y Stride of the indices tensor in Y dimension (in bytes) |
| * @param[in] indices_step_y indices_stride_y * number of elements along Y processed per workitem(in bytes) |
| * @param[in] indices_stride_z Stride of the indices tensor in Z dimension (in bytes) |
| * @param[in] indices_step_z indices_stride_z * number of elements along Z processed per workitem(in bytes) |
| * @param[in] indices_offset_first_element_in_bytes The offset of the first element in the indices tensor |
| */ |
| __kernel void max_unpooling_layer_2( |
| TENSOR3D_DECLARATION(input), |
| TENSOR3D_DECLARATION(output), |
| TENSOR3D_DECLARATION(indices)) |
| { |
| Tensor3D input = CONVERT_TO_TENSOR3D_STRUCT(input); |
| Tensor3D output = CONVERT_TO_TENSOR3D_STRUCT_NO_UPDATE_PTR(output); |
| Tensor3D indices = CONVERT_TO_TENSOR3D_STRUCT(indices); |
| |
| unsigned int index = *((__global unsigned int *)indices.ptr); |
| DATA_TYPE value = *((__global DATA_TYPE *)input.ptr); |
| |
| *((__global DATA_TYPE *)tensor3D_index2ptr(&output, WIDTH_DST, HEIGHT_DST, DEPTH_DST, index)) = value; |
| } |