Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Gian Marco | 76faef8 | 2018-01-29 12:15:32 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2018 ARM Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #include "helpers.h" |
| 25 | |
Gian Marco Iodice | 3a62324 | 2017-07-25 10:25:53 +0100 | [diff] [blame] | 26 | #if defined(FIXED_POINT_POSITION) |
| 27 | #include "fixed_point.h" |
| 28 | #endif // FIXED_POINT_POSITION |
| 29 | |
Gian Marco | 76faef8 | 2018-01-29 12:15:32 +0000 | [diff] [blame] | 30 | #if defined(DATA_TYPE) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 31 | /** This kernel reshapes the tensor's low three dimensions to single column |
| 32 | * |
| 33 | * @note Datatype should be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short |
| 34 | * |
Gian Marco Iodice | 13edbff | 2017-06-26 17:20:16 +0100 | [diff] [blame] | 35 | * @param[in] src_ptr Pointer to the source tensor. Supported data types: F16/F32 |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 36 | * @param[in] src_stride_x Stride of the source tensor in X dimension (in bytes) |
| 37 | * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) |
| 38 | * @param[in] src_stride_y Stride of the source tensor in Y dimension (in bytes) |
| 39 | * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) |
| 40 | * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 41 | * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) |
| 42 | * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source tensor |
Gian Marco Iodice | 13edbff | 2017-06-26 17:20:16 +0100 | [diff] [blame] | 43 | * @param[out] dst_ptr Pointer to the destination tensor. Same as @p src_ptr |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 44 | * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) |
| 45 | * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) |
| 46 | * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) |
| 47 | * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) |
| 48 | * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor |
Gian Marco Iodice | 13edbff | 2017-06-26 17:20:16 +0100 | [diff] [blame] | 49 | * @param[in] bias_ptr Pointer to the bias tensor. Same as @p src_ptr |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 50 | * @param[in] bias_stride_x Stride of the bias tensor in X dimension (in bytes) |
| 51 | * @param[in] bias_step_x bias_stride_x * number of elements along X processed per workitem(in bytes) |
| 52 | * @param[in] bias_offset_first_element_in_bytes The offset of the first element in the source tensor |
| 53 | * @param[in] width The width of the input tensor |
| 54 | * @param[in] height The height of the input tensor |
| 55 | * @param[in] depth The depth of the input tensor |
| 56 | * @param[in] total_filters Total number of filters. 4th dimension of the weights matrix |
| 57 | */ |
| 58 | __kernel void reshape_to_columns( |
| 59 | TENSOR3D_DECLARATION(src), |
| 60 | IMAGE_DECLARATION(dst), |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 61 | #ifdef HAS_BIAS |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 62 | VECTOR_DECLARATION(bias), |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 63 | #endif /* HAS_BIAS */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 64 | uint width, uint height, uint depth, uint total_filters) |
| 65 | { |
| 66 | Tensor3D src = CONVERT_TO_TENSOR3D_STRUCT(src); |
| 67 | bool is_last_thread = (get_global_id(0) == (get_global_size(0) - 1) && get_global_id(1) == (get_global_size(1) - 1) && get_global_id(2) == (get_global_size(2) - 1)); |
| 68 | |
| 69 | __global uchar *tmp_src_ptr = src.ptr; |
| 70 | __global uchar *tmp_dst_ptr = dst_ptr + dst_offset_first_element_in_bytes + get_global_id(0) * dst_stride_y + get_global_id(1) * width * dst_stride_y + get_global_id( |
| 71 | 2) * width * height * dst_stride_y; |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 72 | #ifdef HAS_BIAS |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 73 | __global uchar *tmp_bias_ptr = bias_ptr + bias_offset_first_element_in_bytes; |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 74 | #endif /* HAS_BIAS */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 75 | |
| 76 | if(is_last_thread) |
| 77 | { |
| 78 | for(uint i = 0; i < total_filters; ++i) |
| 79 | { |
| 80 | *((__global DATA_TYPE *)tmp_dst_ptr) = *((__global DATA_TYPE *)tmp_src_ptr); |
| 81 | |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 82 | #ifdef HAS_BIAS |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 83 | *((__global DATA_TYPE *)(tmp_dst_ptr + dst_stride_y)) = *((__global DATA_TYPE *)(tmp_bias_ptr)); |
| 84 | tmp_bias_ptr += bias_stride_x; |
Anthony Barbier | ac69aa1 | 2017-07-03 17:39:37 +0100 | [diff] [blame] | 85 | #endif /* HAS_BIAS */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 86 | tmp_src_ptr += depth * src_stride_z; |
| 87 | tmp_dst_ptr += dst_stride_x; |
| 88 | } |
| 89 | } |
| 90 | else |
| 91 | { |
| 92 | for(uint i = 0; i < total_filters; ++i) |
| 93 | { |
| 94 | *((__global DATA_TYPE *)tmp_dst_ptr) = *((__global DATA_TYPE *)tmp_src_ptr); |
| 95 | tmp_src_ptr += depth * src_stride_z; |
| 96 | tmp_dst_ptr += dst_stride_x; |
| 97 | } |
| 98 | } |
| 99 | } |
Gian Marco | 76faef8 | 2018-01-29 12:15:32 +0000 | [diff] [blame] | 100 | #endif // defined(DATA_TYPE) |