Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 1 | /* |
Michele Di Giorgio | f6f7876 | 2020-07-06 11:27:21 +0100 | [diff] [blame] | 2 | * Copyright (c) 2016-2020 Arm Limited. |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +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 | */ |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 24 | #include "activation_quant_helpers.h" |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 25 | |
Michele Di Giorgio | d304e80 | 2018-07-06 10:17:33 +0100 | [diff] [blame] | 26 | #define VEC_FLOAT VEC_DATA_TYPE(float, VEC_SIZE) |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 27 | |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 28 | #if defined(FLOAT_DOMAIN) |
| 29 | // Activations performed in the float domain |
| 30 | |
| 31 | #include "activation_float_helpers.h" |
| 32 | |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 33 | /** This performs an activation function on quantized inputs with float transformations. |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 34 | * |
| 35 | * @note In order to perform the activation function "in-place", the pre-processor -DIN_PLACE must be passed at compile time |
| 36 | * |
| 37 | * @note Datatype should be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short |
| 38 | * @note Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 |
Giorgio Arena | 5304884 | 2020-10-07 16:03:43 +0100 | [diff] [blame] | 39 | * @note Leftover vector size has to be passed at compile time using -DVEC_SIZE_LEFTOVER. e.g. -DVEC_SIZE=3. It is defined as the remainder between the input's first dimension and VEC_SIZE |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 40 | * @note A, B variables required by some activation functions are set using -DA_VAL= and -DB_VAL= respectively. |
| 41 | * @note Quantization scales of the input/output tensors are passed in with -DS1_VAL= and -DS2_VAL= respectively. |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 42 | * @note Quantization offsets of the input/output tensors are passed in only if asymmetric with -DO1_VAL= and -DO2_VAL= respectively. |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 43 | * @note Quantized value of constant zero should be given as a preprocessor argument using -DCONST_0=value. e.g. -DCONST_0=128. |
| 44 | * |
Michele Di Giorgio | f6f7876 | 2020-07-06 11:27:21 +0100 | [diff] [blame] | 45 | * @param[in] input_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED/QSYMM16 |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 46 | * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) |
| 47 | * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) |
| 48 | * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) |
| 49 | * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) |
| 50 | * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 51 | * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) |
| 52 | * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image |
| 53 | * @param[out] output_ptr (Optional) Pointer to the destination image. Supported data types: same as @p input_ptr |
| 54 | * @param[in] output_stride_x (Optional) Stride of the destination image in X dimension (in bytes) |
| 55 | * @param[in] output_step_x (Optional) output_stride_x * number of elements along X processed per workitem(in bytes) |
| 56 | * @param[in] output_stride_y (Optional) Stride of the destination image in Y dimension (in bytes) |
| 57 | * @param[in] output_step_y (Optional) output_stride_y * number of elements along Y processed per workitem(in bytes) |
| 58 | * @param[in] output_stride_z (Optional) Stride of the source tensor in Z dimension (in bytes) |
| 59 | * @param[in] output_step_z (Optional) output_stride_z * number of elements along Z processed per workitem(in bytes) |
| 60 | * @param[in] output_offset_first_element_in_bytes (Optional) The offset of the first element in the destination image |
| 61 | */ |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 62 | __kernel void activation_layer_quant_f32( |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 63 | TENSOR3D_DECLARATION(input) |
| 64 | #ifndef IN_PLACE |
| 65 | , |
| 66 | TENSOR3D_DECLARATION(output) |
| 67 | #endif /* not IN_PLACE */ |
| 68 | ) |
| 69 | { |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 70 | uint x_offs = max((int)(get_global_id(0) * VEC_SIZE * sizeof(DATA_TYPE) - (VEC_SIZE - VEC_SIZE_LEFTOVER) % VEC_SIZE * sizeof(DATA_TYPE)), 0); |
| 71 | |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 72 | // Get pixels pointer |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 73 | __global uchar *input_addr = input_ptr + input_offset_first_element_in_bytes + x_offs + get_global_id(1) * input_stride_y + get_global_id(2) * input_stride_z; |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 74 | #ifdef IN_PLACE |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 75 | __global uchar *output_addr = input_addr; |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 76 | #else /* IN_PLACE */ |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 77 | __global uchar *output_addr = output_ptr + output_offset_first_element_in_bytes + x_offs + get_global_id(1) * output_stride_y + get_global_id(2) * output_stride_z; |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 78 | #endif /* IN_PLACE */ |
| 79 | |
| 80 | // Load data |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 81 | TYPE data0 = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input_addr); |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 82 | |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 83 | VEC_FLOAT data_flt = CONVERT(data0, VEC_FLOAT); |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 84 | #if defined(O1_VAL) |
| 85 | data_flt = round(data_flt - (float)O1_VAL) * ((float)S1_VAL); |
| 86 | #else // defined(O1_VAL) |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 87 | data_flt = round(data_flt) * ((float)S1_VAL); |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 88 | #endif // defined(O1_VAL) |
Giorgio Arena | d056e57 | 2020-10-12 11:53:51 +0100 | [diff] [blame] | 89 | data_flt = ACTIVATION(ACT, float, VEC_SIZE, data_flt, A_VAL, B_VAL); |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 90 | |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 91 | #if defined(O2_VAL) |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 92 | data0 = CONVERT_SAT(round(data_flt / ((float)S2_VAL)) + (float)O2_VAL, TYPE); |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 93 | #else // defined(O2_VAL) |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 94 | data0 = CONVERT_SAT(round(data_flt / ((float)S2_VAL)), TYPE); |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 95 | #endif // defined(O2_VAL) |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 96 | |
| 97 | // Store result |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 98 | STORE_VECTOR_SELECT(data, DATA_TYPE, output_addr, VEC_SIZE, VEC_SIZE_LEFTOVER, VEC_SIZE_LEFTOVER != 0 && get_global_id(0) == 0) |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 99 | } |
| 100 | |
| 101 | #else // defined(FLOAT_DOMAIN) |
| 102 | // Activations performed in the quantized domain |
| 103 | |
Giorgio Arena | 99ac60b | 2018-02-16 15:17:23 +0000 | [diff] [blame] | 104 | #if defined(ACT) |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 105 | /** This performs an activation function on quantized inputs. |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 106 | * |
| 107 | * @note In order to perform the activation function "in-place", the pre-processor -DIN_PLACE must be passed at compile time |
| 108 | * |
| 109 | * @note Datatype should be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short |
| 110 | * @note Vector size should be given as a preprocessor argument using -DVEC_SIZE=size. e.g. -DVEC_SIZE=16 |
Giorgio Arena | 5304884 | 2020-10-07 16:03:43 +0100 | [diff] [blame] | 111 | * @note Leftover vector size has to be passed at compile time using -DVEC_SIZE_LEFTOVER. e.g. -DVEC_SIZE=3. It is defined as the remainder between the input's first dimension and VEC_SIZE |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 112 | * @note Activation function should be given as a preprocessor argument using -DACT=name. e.g. -DACT=TANH |
| 113 | * @note A, B variables required by some activation functions are set using -DA_VAL= and -DB_VAL= respectively. |
| 114 | * @note Quantization scales of the input/output tensors are passed in with -DS1_VAL= and -DS2_VAL= respectively. |
| 115 | * @note Quantization offsets of the input/output tensors are passed in with -DO1_VAL= and -DO2_VAL= respectively. |
Michele Di Giorgio | a1f7e33 | 2018-01-22 17:26:36 +0000 | [diff] [blame] | 116 | * @note Quantized value of constant zero should be given as a preprocessor argument using -DCONST_0=value. e.g. -DCONST_0=128. |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 117 | * |
Michele Di Giorgio | f6f7876 | 2020-07-06 11:27:21 +0100 | [diff] [blame] | 118 | * @param[in] input_ptr Pointer to the source image. Supported data types: QASYMM8/QASYMM8_SIGNED/QSYMM16 |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 119 | * @param[in] input_stride_x Stride of the source image in X dimension (in bytes) |
| 120 | * @param[in] input_step_x input_stride_x * number of elements along X processed per workitem(in bytes) |
| 121 | * @param[in] input_stride_y Stride of the source image in Y dimension (in bytes) |
| 122 | * @param[in] input_step_y input_stride_y * number of elements along Y processed per workitem(in bytes) |
| 123 | * @param[in] input_stride_z Stride of the source tensor in Z dimension (in bytes) |
| 124 | * @param[in] input_step_z input_stride_z * number of elements along Z processed per workitem(in bytes) |
| 125 | * @param[in] input_offset_first_element_in_bytes The offset of the first element in the source image |
Michele Di Giorgio | e5bf4c5 | 2019-02-14 17:47:33 +0000 | [diff] [blame] | 126 | * @param[out] output_ptr (Optional) Pointer to the destination image. Supported data types: same as @p input_ptr |
| 127 | * @param[in] output_stride_x (Optional) Stride of the destination image in X dimension (in bytes) |
| 128 | * @param[in] output_step_x (Optional) output_stride_x * number of elements along X processed per workitem(in bytes) |
| 129 | * @param[in] output_stride_y (Optional) Stride of the destination image in Y dimension (in bytes) |
| 130 | * @param[in] output_step_y (Optional) output_stride_y * number of elements along Y processed per workitem(in bytes) |
| 131 | * @param[in] output_stride_z (Optional) Stride of the source tensor in Z dimension (in bytes) |
| 132 | * @param[in] output_step_z (Optional) output_stride_z * number of elements along Z processed per workitem(in bytes) |
| 133 | * @param[in] output_offset_first_element_in_bytes (Optional) The offset of the first element in the destination image |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 134 | */ |
Manuel Bottini | 30dbeef | 2019-06-26 16:23:03 +0100 | [diff] [blame] | 135 | __kernel void activation_layer_quant( |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 136 | TENSOR3D_DECLARATION(input) |
| 137 | #ifndef IN_PLACE |
| 138 | , |
| 139 | TENSOR3D_DECLARATION(output) |
| 140 | #endif /* not IN_PLACE */ |
| 141 | ) |
| 142 | { |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 143 | uint x_offs = max((int)(get_global_id(0) * VEC_SIZE * sizeof(DATA_TYPE) - (VEC_SIZE - VEC_SIZE_LEFTOVER) % VEC_SIZE * sizeof(DATA_TYPE)), 0); |
| 144 | |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 145 | // Get pixels pointer |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 146 | __global uchar *input_addr = input_ptr + input_offset_first_element_in_bytes + x_offs + get_global_id(1) * input_stride_y + get_global_id(2) * input_stride_z; |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 147 | #ifdef IN_PLACE |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 148 | __global uchar *output_addr = input_addr; |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 149 | #else /* IN_PLACE */ |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 150 | __global uchar *output_addr = output_ptr + output_offset_first_element_in_bytes + x_offs + get_global_id(1) * output_stride_y + get_global_id(2) * output_stride_z; |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 151 | #endif /* IN_PLACE */ |
| 152 | |
| 153 | // Load data |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 154 | TYPE data0 = VLOAD(VEC_SIZE)(0, (__global DATA_TYPE *)input_addr); |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 155 | |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 156 | data0 = PERFORM_ACTIVATION_QUANT(ACT, data0); |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 157 | |
| 158 | // Store result |
Giorgio Arena | d304adb | 2020-10-02 10:20:11 +0100 | [diff] [blame] | 159 | STORE_VECTOR_SELECT(data, DATA_TYPE, output_addr, VEC_SIZE, VEC_SIZE_LEFTOVER, VEC_SIZE_LEFTOVER != 0 && get_global_id(0) == 0) |
Michel Iwaniec | 0063380 | 2017-10-12 14:14:15 +0100 | [diff] [blame] | 160 | } |
Georgios Pinitas | 4b3fba1 | 2019-06-04 17:31:46 +0100 | [diff] [blame] | 161 | #endif // defined(ACT) |
| 162 | #endif // defined(FLOAT_DOMAIN) |