Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016, 2017 ARM Limited. |
| 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 "arm_compute/core/NEON/kernels/NEArithmeticSubtractionKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/core/Helpers.h" |
| 28 | #include "arm_compute/core/ITensor.h" |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 29 | #include "arm_compute/core/NEON/NEFixedPoint.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 30 | #include "arm_compute/core/TensorInfo.h" |
| 31 | #include "arm_compute/core/Validate.h" |
| 32 | |
| 33 | #include <algorithm> |
| 34 | #include <arm_neon.h> |
| 35 | #include <cstdint> |
| 36 | #include <map> |
| 37 | #include <string> |
| 38 | |
| 39 | using namespace arm_compute; |
| 40 | |
| 41 | namespace arm_compute |
| 42 | { |
| 43 | class Coordinates; |
| 44 | } // namespace arm_compute |
| 45 | |
| 46 | namespace |
| 47 | { |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 48 | void sub_wrap_QS8_QS8_QS8(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 49 | { |
| 50 | Iterator input1(in1, window); |
| 51 | Iterator input2(in2, window); |
| 52 | Iterator output(out, window); |
| 53 | |
| 54 | execute_window_loop(window, [&](const Coordinates & id) |
| 55 | { |
| 56 | const qint8x16_t a = vld1q_qs8(reinterpret_cast<const qint8_t *>(input1.ptr())); |
| 57 | const qint8x16_t b = vld1q_qs8(reinterpret_cast<const qint8_t *>(input2.ptr())); |
| 58 | |
| 59 | vst1q_qs8(reinterpret_cast<qint8_t *>(output.ptr()), vsubq_qs8(a, b)); |
| 60 | }, |
| 61 | input1, input2, output); |
| 62 | } |
| 63 | |
| 64 | void sub_saturate_QS8_QS8_QS8(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 65 | { |
| 66 | Iterator input1(in1, window); |
| 67 | Iterator input2(in2, window); |
| 68 | Iterator output(out, window); |
| 69 | |
| 70 | execute_window_loop(window, [&](const Coordinates & id) |
| 71 | { |
| 72 | const qint8x16_t a = vld1q_qs8(reinterpret_cast<const qint8_t *>(input1.ptr())); |
| 73 | const qint8x16_t b = vld1q_qs8(reinterpret_cast<const qint8_t *>(input2.ptr())); |
| 74 | |
| 75 | vst1q_qs8(reinterpret_cast<qint8_t *>(output.ptr()), vqsubq_qs8(a, b)); |
| 76 | }, |
| 77 | input1, input2, output); |
| 78 | } |
| 79 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 80 | void sub_wrap_U8_U8_U8(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 81 | { |
| 82 | Iterator input1(in1, window); |
| 83 | Iterator input2(in2, window); |
| 84 | Iterator output(out, window); |
| 85 | |
| 86 | execute_window_loop(window, [&](const Coordinates & id) |
| 87 | { |
| 88 | const uint8x16_t ta1 = vld1q_u8(input1.ptr()); |
| 89 | const uint8x16_t ta2 = vld1q_u8(input2.ptr()); |
| 90 | |
| 91 | vst1q_u8(output.ptr(), vsubq_u8(ta1, ta2)); |
| 92 | }, |
| 93 | input1, input2, output); |
| 94 | } |
| 95 | |
| 96 | void sub_saturate_U8_U8_U8(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 97 | { |
| 98 | Iterator input1(in1, window); |
| 99 | Iterator input2(in2, window); |
| 100 | Iterator output(out, window); |
| 101 | |
| 102 | execute_window_loop(window, [&](const Coordinates & id) |
| 103 | { |
| 104 | const uint8x16_t ta1 = vld1q_u8(input1.ptr()); |
| 105 | const uint8x16_t ta2 = vld1q_u8(input2.ptr()); |
| 106 | |
| 107 | vst1q_u8(output.ptr(), vqsubq_u8(ta1, ta2)); |
| 108 | }, |
| 109 | input1, input2, output); |
| 110 | } |
| 111 | |
| 112 | void sub_wrap_S16_S16_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 113 | { |
| 114 | Iterator input1(in1, window); |
| 115 | Iterator input2(in2, window); |
| 116 | Iterator output(out, window); |
| 117 | |
| 118 | execute_window_loop(window, [&](const Coordinates & id) |
| 119 | { |
| 120 | const int16x8x2_t ta1 = vld2q_s16(reinterpret_cast<const int16_t *>(input1.ptr())); |
| 121 | const int16x8x2_t ta2 = vld2q_s16(reinterpret_cast<const int16_t *>(input2.ptr())); |
| 122 | |
| 123 | const int16x8x2_t ta3 = |
| 124 | { |
| 125 | { |
| 126 | vsubq_s16(ta1.val[0], ta2.val[0]), |
| 127 | vsubq_s16(ta1.val[1], ta2.val[1]) |
| 128 | } |
| 129 | }; |
| 130 | |
| 131 | vst2q_s16(reinterpret_cast<int16_t *>(output.ptr()), ta3); |
| 132 | }, |
| 133 | input1, input2, output); |
| 134 | } |
| 135 | |
| 136 | void sub_saturate_S16_S16_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 137 | { |
| 138 | Iterator input1(in1, window); |
| 139 | Iterator input2(in2, window); |
| 140 | Iterator output(out, window); |
| 141 | |
| 142 | execute_window_loop(window, [&](const Coordinates & id) |
| 143 | { |
| 144 | const int16x8x2_t ta1 = vld2q_s16(reinterpret_cast<const int16_t *>(input1.ptr())); |
| 145 | const int16x8x2_t ta2 = vld2q_s16(reinterpret_cast<const int16_t *>(input2.ptr())); |
| 146 | |
| 147 | const int16x8x2_t ta3 = |
| 148 | { |
| 149 | { |
| 150 | vqsubq_s16(ta1.val[0], ta2.val[0]), |
| 151 | vqsubq_s16(ta1.val[1], ta2.val[1]) |
| 152 | } |
| 153 | }; |
| 154 | |
| 155 | vst2q_s16(reinterpret_cast<int16_t *>(output.ptr()), ta3); |
| 156 | }, |
| 157 | input1, input2, output); |
| 158 | } |
| 159 | |
| 160 | void sub_F32_F32_F32(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 161 | { |
| 162 | Iterator input1(in1, window); |
| 163 | Iterator input2(in2, window); |
| 164 | Iterator output(out, window); |
| 165 | |
| 166 | execute_window_loop(window, [&](const Coordinates & id) |
| 167 | { |
| 168 | const float32x4x4_t ta1 = vld4q_f32(reinterpret_cast<const float *>(input1.ptr())); |
| 169 | const float32x4x4_t ta2 = vld4q_f32(reinterpret_cast<const float *>(input2.ptr())); |
| 170 | |
| 171 | const float32x4x4_t ta3 = |
| 172 | { |
| 173 | { |
| 174 | vsubq_f32(ta1.val[0], ta2.val[0]), |
| 175 | vsubq_f32(ta1.val[1], ta2.val[1]), |
| 176 | vsubq_f32(ta1.val[2], ta2.val[2]), |
| 177 | vsubq_f32(ta1.val[3], ta2.val[3]), |
| 178 | } |
| 179 | }; |
| 180 | |
| 181 | vst4q_f32(reinterpret_cast<float *>(output.ptr()), ta3); |
| 182 | }, |
| 183 | input1, input2, output); |
| 184 | } |
| 185 | void sub_wrap_S16_U8_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 186 | { |
| 187 | Iterator input1(in1, window); |
| 188 | Iterator input2(in2, window); |
| 189 | Iterator output(out, window); |
| 190 | |
| 191 | execute_window_loop(window, [&](const Coordinates & id) |
| 192 | { |
| 193 | const uint8x16_t bv_0 = vld1q_u8(input2.ptr()); |
| 194 | int16x8_t a1_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input1.ptr())); |
| 195 | int16x8_t a2_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input1.ptr()) + 8); |
| 196 | |
| 197 | a1_0 = vsubq_s16(a1_0, vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0)))); |
| 198 | a2_0 = vsubq_s16(a2_0, vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0)))); |
| 199 | |
| 200 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 201 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 202 | }, |
| 203 | input1, input2, output); |
| 204 | } |
| 205 | |
| 206 | void sub_saturate_S16_U8_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 207 | { |
| 208 | Iterator input1(in1, window); |
| 209 | Iterator input2(in2, window); |
| 210 | Iterator output(out, window); |
| 211 | |
| 212 | execute_window_loop(window, [&](const Coordinates & id) |
| 213 | { |
| 214 | const uint8x16_t bv_0 = vld1q_u8(input2.ptr()); |
| 215 | int16x8_t a1_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input1.ptr())); |
| 216 | int16x8_t a2_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input1.ptr()) + 8); |
| 217 | |
| 218 | a1_0 = vqsubq_s16(a1_0, vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0)))); |
| 219 | a2_0 = vqsubq_s16(a2_0, vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0)))); |
| 220 | |
| 221 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 222 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 223 | }, |
| 224 | input1, input2, output); |
| 225 | } |
| 226 | |
| 227 | void sub_wrap_U8_S16_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 228 | { |
| 229 | Iterator input1(in1, window); |
| 230 | Iterator input2(in2, window); |
| 231 | Iterator output(out, window); |
| 232 | |
| 233 | execute_window_loop(window, [&](const Coordinates & id) |
| 234 | { |
| 235 | const uint8x16_t bv_0 = vld1q_u8(input1.ptr()); |
| 236 | int16x8_t a1_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input2.ptr())); |
| 237 | int16x8_t a2_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input2.ptr()) + 8); |
| 238 | |
| 239 | a1_0 = vsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0))), a1_0); |
| 240 | a2_0 = vsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0))), a2_0); |
| 241 | |
| 242 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 243 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 244 | }, |
| 245 | input1, input2, output); |
| 246 | } |
| 247 | |
| 248 | void sub_saturate_U8_S16_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 249 | { |
| 250 | Iterator input1(in1, window); |
| 251 | Iterator input2(in2, window); |
| 252 | Iterator output(out, window); |
| 253 | |
| 254 | execute_window_loop(window, [&](const Coordinates & id) |
| 255 | { |
| 256 | const uint8x16_t bv_0 = vld1q_u8(input1.ptr()); |
| 257 | int16x8_t a1_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input2.ptr())); |
| 258 | int16x8_t a2_0 = vld1q_s16(reinterpret_cast<const int16_t *>(input2.ptr()) + 8); |
| 259 | |
| 260 | a1_0 = vqsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0))), a1_0); |
| 261 | a2_0 = vqsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0))), a2_0); |
| 262 | |
| 263 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 264 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 265 | }, |
| 266 | input1, input2, output); |
| 267 | } |
| 268 | |
| 269 | void sub_wrap_U8_U8_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 270 | { |
| 271 | Iterator input1(in1, window); |
| 272 | Iterator input2(in2, window); |
| 273 | Iterator output(out, window); |
| 274 | |
| 275 | execute_window_loop(window, [&](const Coordinates & id) |
| 276 | { |
| 277 | const uint8x16_t av_0 = vld1q_u8(input1.ptr()); |
| 278 | const uint8x16_t bv_0 = vld1q_u8(input2.ptr()); |
| 279 | |
| 280 | const int16x8_t a1_0 = vsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(av_0))), |
| 281 | vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0)))); |
| 282 | const int16x8_t a2_0 = vsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(av_0))), |
| 283 | vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0)))); |
| 284 | |
| 285 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 286 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 287 | }, |
| 288 | input1, input2, output); |
| 289 | } |
| 290 | |
| 291 | void sub_saturate_U8_U8_S16(const ITensor *in1, const ITensor *in2, ITensor *out, const Window &window) |
| 292 | { |
| 293 | Iterator input1(in1, window); |
| 294 | Iterator input2(in2, window); |
| 295 | Iterator output(out, window); |
| 296 | |
| 297 | execute_window_loop(window, [&](const Coordinates & id) |
| 298 | { |
| 299 | const uint8x16_t av_0 = vld1q_u8(input1.ptr()); |
| 300 | const uint8x16_t bv_0 = vld1q_u8(input2.ptr()); |
| 301 | |
| 302 | const int16x8_t a1_0 = vqsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(av_0))), |
| 303 | vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(bv_0)))); |
| 304 | const int16x8_t a2_0 = vqsubq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(av_0))), |
| 305 | vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(bv_0)))); |
| 306 | |
| 307 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), a1_0); |
| 308 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, a2_0); |
| 309 | }, |
| 310 | input1, input2, output); |
| 311 | } |
| 312 | } // namespace |
| 313 | |
| 314 | NEArithmeticSubtractionKernel::NEArithmeticSubtractionKernel() |
| 315 | : _func(nullptr), _input1(nullptr), _input2(nullptr), _output(nullptr) |
| 316 | { |
| 317 | } |
| 318 | |
| 319 | void NEArithmeticSubtractionKernel::configure(const ITensor *input1, const ITensor *input2, ITensor *output, ConvertPolicy policy) |
| 320 | { |
| 321 | ARM_COMPUTE_ERROR_ON_NULLPTR(input1, input2, output); |
| 322 | |
Georgios Pinitas | f0dea70 | 2017-07-03 18:17:28 +0100 | [diff] [blame] | 323 | // Auto initialize output if not initialized |
| 324 | { |
| 325 | set_shape_if_empty(*output->info(), input1->info()->tensor_shape()); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 326 | |
Georgios Pinitas | f0dea70 | 2017-07-03 18:17:28 +0100 | [diff] [blame] | 327 | if(input1->info()->data_type() == DataType::S16 || input2->info()->data_type() == DataType::S16) |
| 328 | { |
| 329 | set_format_if_unknown(*output->info(), Format::S16); |
| 330 | } |
| 331 | else if(input1->info()->data_type() == DataType::F32 || input2->info()->data_type() == DataType::F32) |
| 332 | { |
| 333 | set_format_if_unknown(*output->info(), Format::F32); |
| 334 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 335 | } |
| 336 | |
| 337 | ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(input1, input2, output); |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 338 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input1, 1, DataType::QS8, DataType::U8, DataType::QS16, DataType::S16, DataType::F32); |
| 339 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input2, 1, DataType::QS8, DataType::U8, DataType::QS16, DataType::S16, DataType::F32); |
| 340 | ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::QS8, DataType::U8, DataType::QS16, DataType::S16, DataType::F32); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 341 | ARM_COMPUTE_ERROR_ON_MSG(output->info()->data_type() == DataType::U8 && (input1->info()->data_type() != DataType::U8 || input2->info()->data_type() != DataType::U8), |
| 342 | "Output can only be U8 if both inputs are U8"); |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 343 | if(is_data_type_fixed_point(input1->info()->data_type()) || is_data_type_fixed_point(input2->info()->data_type()) || is_data_type_fixed_point(output->info()->data_type())) |
| 344 | { |
| 345 | // Check that all data types are the same and all fixed-point positions are the same |
| 346 | ARM_COMPUTE_ERROR_ON_MISMATCHING_FIXED_POINT(input1, input2, output); |
| 347 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 348 | |
| 349 | static std::map<std::string, SubFunction *> map_function = |
| 350 | { |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 351 | { "sub_wrap_QS8_QS8_QS8", &sub_wrap_QS8_QS8_QS8 }, |
| 352 | { "sub_saturate_QS8_QS8_QS8", &sub_saturate_QS8_QS8_QS8 }, |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 353 | { "sub_wrap_U8_U8_U8", &sub_wrap_U8_U8_U8 }, |
| 354 | { "sub_wrap_U8_U8_S16", &sub_wrap_U8_U8_S16 }, |
| 355 | { "sub_saturate_U8_U8_U8", &sub_saturate_U8_U8_U8 }, |
| 356 | { "sub_saturate_U8_U8_S16", &sub_saturate_U8_U8_S16 }, |
| 357 | { "sub_wrap_U8_S16_S16", &sub_wrap_U8_S16_S16 }, |
| 358 | { "sub_wrap_S16_U8_S16", &sub_wrap_S16_U8_S16 }, |
| 359 | { "sub_saturate_U8_S16_S16", &sub_saturate_U8_S16_S16 }, |
| 360 | { "sub_saturate_S16_U8_S16", &sub_saturate_S16_U8_S16 }, |
Michele Di Giorgio | 81f0d15 | 2017-07-11 15:00:52 +0100 | [diff] [blame] | 361 | { "sub_wrap_QS16_QS16_QS16", &sub_wrap_S16_S16_S16 }, |
| 362 | { "sub_saturate_QS16_QS16_QS16", &sub_saturate_S16_S16_S16 }, |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 363 | { "sub_wrap_S16_S16_S16", &sub_wrap_S16_S16_S16 }, |
| 364 | { "sub_saturate_S16_S16_S16", &sub_saturate_S16_S16_S16 }, |
| 365 | { "sub_wrap_F32_F32_F32", &sub_F32_F32_F32 }, |
| 366 | { "sub_saturate_F32_F32_F32", &sub_F32_F32_F32 }, |
| 367 | }; |
| 368 | |
| 369 | _input1 = input1; |
| 370 | _input2 = input2; |
| 371 | _output = output; |
| 372 | |
| 373 | std::string function_to_call("sub_"); |
| 374 | function_to_call += policy == ConvertPolicy::WRAP ? "wrap_" : "saturate_"; |
| 375 | function_to_call += string_from_data_type(input1->info()->data_type()) + "_"; |
| 376 | function_to_call += string_from_data_type(input2->info()->data_type()) + "_"; |
| 377 | function_to_call += string_from_data_type(output->info()->data_type()); |
| 378 | |
| 379 | auto it = map_function.find(function_to_call); |
| 380 | |
| 381 | if(it != map_function.end()) |
| 382 | { |
| 383 | _func = it->second; |
| 384 | } |
| 385 | else |
| 386 | { |
| 387 | ARM_COMPUTE_ERROR("You called subtract with the wrong image formats"); |
| 388 | } |
| 389 | |
| 390 | constexpr unsigned int num_elems_processed_per_iteration = 16; |
| 391 | |
| 392 | // Configure kernel window |
| 393 | Window win = calculate_max_window(*input1->info(), Steps(num_elems_processed_per_iteration)); |
| 394 | AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration); |
| 395 | |
| 396 | update_window_and_padding(win, |
| 397 | AccessWindowHorizontal(input1->info(), 0, num_elems_processed_per_iteration), |
| 398 | AccessWindowHorizontal(input2->info(), 0, num_elems_processed_per_iteration), |
| 399 | output_access); |
| 400 | |
| 401 | ValidRegion valid_region = intersect_valid_regions(input1->info()->valid_region(), |
| 402 | input2->info()->valid_region()); |
| 403 | |
| 404 | output_access.set_valid_region(win, valid_region); |
| 405 | |
| 406 | INEKernel::configure(win); |
| 407 | } |
| 408 | |
| 409 | void NEArithmeticSubtractionKernel::run(const Window &window) |
| 410 | { |
| 411 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 412 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); |
| 413 | ARM_COMPUTE_ERROR_ON(_func == nullptr); |
| 414 | |
| 415 | (*_func)(_input1, _input2, _output, window); |
| 416 | } |