Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +0100 | [diff] [blame] | 1 | /* |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2021 Arm Limited. |
Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +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 | |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 26 | #if defined(VEC_SIZE) && defined(VEC_SIZE_LEFTOVER) |
| 27 | |
Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +0100 | [diff] [blame] | 28 | /** Perform a floor operation on an input tensor. |
| 29 | * |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 30 | * @note Data type can be passed using the -DDATA_TYPE compile flag, e.g. -DDATA_TYPE=float |
| 31 | * @note Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 |
| 32 | * @note The leftover size in the X dimension shoud be given as preprocessor argument using -DVEC_SIZE_LEFTOVER is; x_dimension % VEC_SIZE. e.g. -DVEC_SIZE_LEFTOVER=1 |
Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +0100 | [diff] [blame] | 33 | * @note Can only take floating point data types. |
| 34 | * |
| 35 | * @param[in] input_ptr Pointer to the source image. Supported data types: F16/F32 |
| 36 | * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) |
| 37 | * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) |
| 38 | * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) |
| 39 | * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) |
| 40 | * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 41 | * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) |
| 42 | * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image |
| 43 | * @param[out] output_ptr Pointer to the destination image. Supported data types: same as @p input_ptr |
| 44 | * @param[in] output_stride_x Stride of the destination image in X dimension (in bytes) |
| 45 | * @param[in] output_step_x output_stride_x * number of elements along X processed per workitem(in bytes) |
| 46 | * @param[in] output_stride_y Stride of the destination image in Y dimension (in bytes) |
| 47 | * @param[in] output_step_y output_stride_y * number of elements along Y processed per workitem(in bytes) |
| 48 | * @param[in] output_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 49 | * @param[in] output_step_z output_stride_z * number of elements along Z processed per workitem(in bytes) |
| 50 | * @param[in] output_offset_first_element_in_bytes The offset of the first element in the destination image |
| 51 | */ |
| 52 | __kernel void floor_layer( |
| 53 | TENSOR3D_DECLARATION(input), |
| 54 | TENSOR3D_DECLARATION(output)) |
| 55 | { |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 56 | // Offset computation |
| 57 | const uint x_offs = max((int)(get_global_id(0) * VEC_SIZE - (VEC_SIZE - VEC_SIZE_LEFTOVER) % VEC_SIZE), 0); |
Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +0100 | [diff] [blame] | 58 | |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 59 | // Address computation |
| 60 | __global uchar *input_addr = input_ptr + input_offset_first_element_in_bytes + x_offs * sizeof(DATA_TYPE) + get_global_id(1) * input_stride_y + get_global_id(2) * input_stride_z; |
| 61 | __global uchar *output_addr = output_ptr + output_offset_first_element_in_bytes + x_offs * sizeof(DATA_TYPE) + get_global_id(1) * output_stride_y + get_global_id(2) * output_stride_z; |
| 62 | |
| 63 | VEC_DATA_TYPE(DATA_TYPE, VEC_SIZE) |
| 64 | data0 = floor(VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input_addr)); |
| 65 | |
| 66 | STORE_VECTOR_SELECT(data, DATA_TYPE, output_addr, VEC_SIZE, VEC_SIZE_LEFTOVER, VEC_SIZE_LEFTOVER != 0 && get_global_id(0) == 0); |
Georgios Pinitas | d8e765b | 2017-08-02 13:44:33 +0100 | [diff] [blame] | 67 | } |
Manuel Bottini | e78ef6f | 2021-01-08 15:57:11 +0000 | [diff] [blame] | 68 | #endif // defined(VEC_SIZE) && defined(VEC_SIZE_LEFTOVER) |