Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 2 | * Copyright (c) 2016-2018 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 | */ |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 24 | #include "arm_compute/core/NEON/kernels/NEDepthConvertLayerKernel.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 25 | |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 26 | #include "arm_compute/core/CPP/Validate.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 27 | #include "arm_compute/core/Error.h" |
| 28 | #include "arm_compute/core/Helpers.h" |
| 29 | #include "arm_compute/core/ITensor.h" |
| 30 | #include "arm_compute/core/NEON/NEFixedPoint.h" |
| 31 | #include "arm_compute/core/TensorInfo.h" |
| 32 | #include "arm_compute/core/Validate.h" |
| 33 | |
| 34 | #include <arm_neon.h> |
| 35 | |
| 36 | using namespace arm_compute; |
| 37 | |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 38 | namespace |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 39 | { |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 40 | Status validate_arguments(const ITensorInfo *input, const ITensorInfo *output, ConvertPolicy policy, uint32_t shift) |
| 41 | { |
| 42 | ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(input); |
| 43 | ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(output); |
| 44 | ARM_COMPUTE_UNUSED(policy); |
| 45 | ARM_COMPUTE_RETURN_ERROR_ON(input == output); |
| 46 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8, DataType::S16, DataType::U16, DataType::F16, DataType::F32); |
| 47 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8, DataType::S16, DataType::U16, DataType::U32, DataType::S32, DataType::F16, DataType::F32); |
| 48 | ARM_COMPUTE_RETURN_ERROR_ON(shift >= 8); |
| 49 | |
| 50 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(input->data_type() == DataType::U8 && (output->data_type() != DataType::S16 && output->data_type() != DataType::U16 |
| 51 | && output->data_type() != DataType::S32), |
| 52 | "Only data_types supported [in] U8 -> [out] U16, S16, S32"); |
| 53 | |
| 54 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(input->data_type() == DataType::U16 && (output->data_type() != DataType::U8 && output->data_type() != DataType::U32), |
| 55 | "Only data_types supported [in] U16 -> [out] U8, U32"); |
| 56 | |
| 57 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(input->data_type() == DataType::S16 && (output->data_type() != DataType::U8 && output->data_type() != DataType::S32), |
| 58 | "Only data_types supported [in] S16 -> [out] U8, S32"); |
| 59 | |
| 60 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(input->data_type() == DataType::F16 && output->data_type() != DataType::F32, |
| 61 | "Only data_types supported [in] F16 -> [out] F32"); |
| 62 | |
| 63 | ARM_COMPUTE_RETURN_ERROR_ON_MSG(input->data_type() == DataType::F32 && output->data_type() != DataType::F16, |
| 64 | "Only data_types supported [in] F32 -> [out] F16"); |
| 65 | |
| 66 | // Validate in case of configured output |
| 67 | if(output->total_size() > 0) |
| 68 | { |
| 69 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(input, output); |
| 70 | } |
| 71 | |
| 72 | return Status{}; |
| 73 | } |
| 74 | |
| 75 | std::pair<Status, Window> validate_and_configure_window(ITensorInfo *input, ITensorInfo *output) |
| 76 | { |
| 77 | constexpr unsigned int num_elems_processed_per_iteration = 16; |
| 78 | |
| 79 | Window win = calculate_max_window(*input, Steps(num_elems_processed_per_iteration)); |
| 80 | |
| 81 | AccessWindowHorizontal input_access(input, 0, num_elems_processed_per_iteration); |
| 82 | AccessWindowHorizontal output_access(output, 0, num_elems_processed_per_iteration); |
| 83 | bool window_changed = update_window_and_padding(win, input_access, output_access); |
| 84 | output_access.set_valid_region(win, output->valid_region()); |
| 85 | |
| 86 | Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| 87 | return std::make_pair(err, win); |
| 88 | } |
| 89 | } // namespace |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 90 | |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 91 | NEDepthConvertLayerKernel::NEDepthConvertLayerKernel() |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 92 | : _input(nullptr), _output(nullptr), _policy(), _shift(0) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 93 | { |
| 94 | } |
| 95 | |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 96 | void NEDepthConvertLayerKernel::configure(const ITensor *input, ITensor *output, ConvertPolicy policy, uint32_t shift) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 97 | { |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 98 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
| 99 | |
| 100 | // Auto initialize output shape if not initialized (We can only auto-configure the shape, datatype must be given) |
| 101 | set_shape_if_empty(*output->info(), input->info()->tensor_shape()); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 102 | |
| 103 | _input = input; |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 104 | _output = output; |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 105 | _policy = policy; |
| 106 | _shift = shift; |
| 107 | |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 108 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(input->info(), output->info(), policy, shift)); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 109 | |
| 110 | // Configure kernel window |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 111 | auto win_config = validate_and_configure_window(input->info(), output->info()); |
| 112 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| 113 | ICPPKernel::configure(win_config.second); |
| 114 | } |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 115 | |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 116 | Status NEDepthConvertLayerKernel::validate(const ITensorInfo *input, const ITensorInfo *output, ConvertPolicy policy, uint32_t shift) |
| 117 | { |
| 118 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output, policy, shift)); |
| 119 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(input->clone().get(), output->clone().get()).first); |
| 120 | |
| 121 | return Status{}; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 122 | } |
| 123 | |
Giorgio Arena | 04a8f8c | 2017-11-23 11:45:24 +0000 | [diff] [blame] | 124 | void NEDepthConvertLayerKernel::run(const Window &window, const ThreadInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 125 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 126 | ARM_COMPUTE_UNUSED(info); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 127 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
Georgios Pinitas | e222941 | 2017-07-12 12:30:40 +0100 | [diff] [blame] | 128 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window); |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 129 | ARM_COMPUTE_ERROR_ON_NULLPTR(_input, _output); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 130 | ARM_COMPUTE_ERROR_ON(_input == _output); |
| 131 | |
| 132 | Iterator input(_input, window); |
| 133 | Iterator output(_output, window); |
| 134 | |
| 135 | switch(_input->info()->data_type()) |
| 136 | { |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 137 | case DataType::U8: |
| 138 | { |
| 139 | const int16x8_t b = vdupq_n_s16(_shift); |
| 140 | |
| 141 | switch(_output->info()->data_type()) |
| 142 | { |
| 143 | case DataType::S16: |
| 144 | { |
| 145 | /* Up-conversion U8 -> S16 */ |
| 146 | execute_window_loop(window, [&](const Coordinates & id) |
| 147 | { |
| 148 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 149 | |
| 150 | const int16x8x2_t texels = |
| 151 | { |
| 152 | { |
| 153 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), b), |
| 154 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))), b) |
| 155 | } |
| 156 | }; |
| 157 | |
| 158 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()), texels.val[0]); |
| 159 | vst1q_s16(reinterpret_cast<int16_t *>(output.ptr()) + 8, texels.val[1]); |
| 160 | }, |
| 161 | input, output); |
| 162 | break; |
| 163 | } |
| 164 | case DataType::S32: |
| 165 | { |
| 166 | /* Up-conversion U8 -> S32 */ |
| 167 | execute_window_loop(window, [&](const Coordinates & id) |
| 168 | { |
| 169 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 170 | |
| 171 | const int16x8x2_t texels = |
| 172 | { |
| 173 | { |
| 174 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), b), |
| 175 | vshlq_s16(vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))), b) |
| 176 | } |
| 177 | }; |
| 178 | |
| 179 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()), vmovl_s16(vget_low_s16(texels.val[0]))); |
| 180 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 4, vmovl_s16(vget_high_s16(texels.val[0]))); |
| 181 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 8, vmovl_s16(vget_low_s16(texels.val[1]))); |
| 182 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 12, vmovl_s16(vget_high_s16(texels.val[1]))); |
| 183 | }, |
| 184 | input, output); |
| 185 | break; |
| 186 | } |
| 187 | case DataType::U16: |
| 188 | { |
| 189 | /* Up-conversion U8 -> U16 */ |
| 190 | execute_window_loop(window, [&](const Coordinates & id) |
| 191 | { |
| 192 | const uint8x16_t texels_u8 = vld1q_u8(input.ptr()); |
| 193 | |
| 194 | const uint16x8x2_t texels = |
| 195 | { |
| 196 | { |
| 197 | vshlq_u16(vmovl_u8(vget_low_u8(texels_u8)), b), |
| 198 | vshlq_u16(vmovl_u8(vget_high_u8(texels_u8)), b) |
| 199 | } |
| 200 | }; |
| 201 | |
| 202 | vst1q_u16(reinterpret_cast<uint16_t *>(output.ptr()), texels.val[0]); |
| 203 | vst1q_u16(reinterpret_cast<uint16_t *>(output.ptr()) + 8, texels.val[1]); |
| 204 | }, |
| 205 | input, output); |
| 206 | break; |
| 207 | } |
| 208 | default: |
| 209 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 210 | } |
| 211 | break; |
| 212 | } |
| 213 | case DataType::S16: |
| 214 | { |
| 215 | switch(_output->info()->data_type()) |
| 216 | { |
| 217 | case DataType::U8: |
| 218 | { |
| 219 | const int16x8_t b = vdupq_n_s16(-static_cast<int16_t>(_shift)); |
| 220 | |
| 221 | /* Down-conversion S16 -> U8 */ |
| 222 | if(ConvertPolicy::SATURATE == _policy) |
| 223 | { |
| 224 | execute_window_loop(window, [&](const Coordinates & id) |
| 225 | { |
| 226 | const int16x8x2_t texels = |
| 227 | { |
| 228 | { |
| 229 | vqshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), b), |
| 230 | vqshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8), b) |
| 231 | } |
| 232 | }; |
| 233 | |
| 234 | vst1q_u8(output.ptr(), vcombine_u8(vqmovun_s16(texels.val[0]), vqmovun_s16(texels.val[1]))); |
| 235 | }, |
| 236 | input, output); |
| 237 | } |
| 238 | else |
| 239 | { |
| 240 | execute_window_loop(window, [&](const Coordinates & id) |
| 241 | { |
| 242 | const int16x8x2_t texels = |
| 243 | { |
| 244 | { |
| 245 | vshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), b), |
| 246 | vshlq_s16(vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8), b) |
| 247 | } |
| 248 | }; |
| 249 | |
| 250 | vst1q_u8(output.ptr(), vcombine_u8(vmovn_u16(vreinterpretq_u16_s16(texels.val[0])), |
| 251 | vmovn_u16(vreinterpretq_u16_s16(texels.val[1])))); |
| 252 | }, |
| 253 | input, output); |
| 254 | } |
| 255 | break; |
| 256 | } |
| 257 | case DataType::S32: |
| 258 | { |
| 259 | const int32x4_t b = vdupq_n_s32(_shift); |
| 260 | |
| 261 | /* Up-conversion S16 -> S32 */ |
| 262 | execute_window_loop(window, [&](const Coordinates & id) |
| 263 | { |
| 264 | const int16x8x2_t texels = |
| 265 | { |
| 266 | { |
| 267 | vld1q_s16(reinterpret_cast<int16_t *>(input.ptr())), |
| 268 | vld1q_s16(reinterpret_cast<int16_t *>(input.ptr()) + 8) |
| 269 | } |
| 270 | }; |
| 271 | |
| 272 | const int32x4x4_t texels_s32 = |
| 273 | { |
| 274 | { |
| 275 | vshlq_s32(vmovl_s16(vget_low_s16(texels.val[0])), b), |
| 276 | vshlq_s32(vmovl_s16(vget_high_s16(texels.val[0])), b), |
| 277 | vshlq_s32(vmovl_s16(vget_low_s16(texels.val[1])), b), |
| 278 | vshlq_s32(vmovl_s16(vget_high_s16(texels.val[1])), b) |
| 279 | } |
| 280 | }; |
| 281 | |
| 282 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()), texels_s32.val[0]); |
| 283 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 4, texels_s32.val[1]); |
| 284 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 8, texels_s32.val[2]); |
| 285 | vst1q_s32(reinterpret_cast<int32_t *>(output.ptr()) + 12, texels_s32.val[3]); |
| 286 | }, |
| 287 | input, output); |
| 288 | break; |
| 289 | } |
| 290 | default: |
| 291 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 292 | } |
| 293 | break; |
| 294 | } |
| 295 | case DataType::U16: |
| 296 | { |
| 297 | switch(_output->info()->data_type()) |
| 298 | { |
| 299 | case DataType::U8: |
| 300 | { |
| 301 | const int16x8_t b = vdupq_n_s16(-static_cast<int16_t>(_shift)); |
| 302 | |
| 303 | /* Down-conversion U16 -> U8 */ |
| 304 | if(ConvertPolicy::SATURATE == _policy) |
| 305 | { |
| 306 | execute_window_loop(window, [&](const Coordinates & id) |
| 307 | { |
| 308 | const uint16x8x2_t texels = |
| 309 | { |
| 310 | { |
| 311 | vqshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), b), |
| 312 | vqshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8), b) |
| 313 | } |
| 314 | }; |
| 315 | |
| 316 | vst1q_u8(output.ptr(), vcombine_u8(vqmovn_u16(texels.val[0]), vqmovn_u16(texels.val[1]))); |
| 317 | }, |
| 318 | input, output); |
| 319 | } |
| 320 | else |
| 321 | { |
| 322 | execute_window_loop(window, [&](const Coordinates & id) |
| 323 | { |
| 324 | const uint16x8x2_t texels = |
| 325 | { |
| 326 | { |
| 327 | vshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), b), |
| 328 | vshlq_u16(vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8), b) |
| 329 | } |
| 330 | }; |
| 331 | |
| 332 | vst1q_u8(output.ptr(), vcombine_u8(vmovn_u16(texels.val[0]), vmovn_u16(texels.val[1]))); |
| 333 | }, |
| 334 | input, output); |
| 335 | } |
| 336 | break; |
| 337 | } |
| 338 | case DataType::U32: |
| 339 | { |
| 340 | const int32x4_t b = vdupq_n_s32(_shift); |
| 341 | |
| 342 | /* Up-conversion U16 -> U32 */ |
| 343 | execute_window_loop(window, [&](const Coordinates & id) |
| 344 | { |
| 345 | const uint16x8x2_t texels = |
| 346 | { |
| 347 | { |
| 348 | vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr())), |
| 349 | vld1q_u16(reinterpret_cast<uint16_t *>(input.ptr()) + 8) |
| 350 | } |
| 351 | }; |
| 352 | |
| 353 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()), vshlq_u32(vmovl_u16(vget_low_u16(texels.val[0])), b)); |
| 354 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 4, vshlq_u32(vmovl_u16(vget_high_u16(texels.val[0])), b)); |
| 355 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 8, vshlq_u32(vmovl_u16(vget_low_u16(texels.val[1])), b)); |
| 356 | vst1q_u32(reinterpret_cast<uint32_t *>(output.ptr()) + 12, vshlq_u32(vmovl_u16(vget_high_u16(texels.val[1])), b)); |
| 357 | }, |
| 358 | input, output); |
| 359 | break; |
| 360 | } |
| 361 | default: |
| 362 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 363 | } |
| 364 | break; |
| 365 | } |
Michele Di Giorgio | 3e570db | 2018-08-24 18:28:48 +0100 | [diff] [blame] | 366 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| 367 | case DataType::F16: |
| 368 | switch(_output->info()->data_type()) |
| 369 | { |
| 370 | case DataType::F32: |
| 371 | { |
| 372 | const float32x4_t scale = vdupq_n_f32(1 << _shift); |
| 373 | |
| 374 | /* Up-conversion F16 -> F32 */ |
| 375 | execute_window_loop(window, [&](const Coordinates & id) |
| 376 | { |
| 377 | const float16x8x2_t texels = |
| 378 | { |
| 379 | { |
| 380 | vld1q_f16(reinterpret_cast<float16_t *>(input.ptr())), |
| 381 | vld1q_f16(reinterpret_cast<float16_t *>(input.ptr()) + 8) |
| 382 | } |
| 383 | }; |
| 384 | |
| 385 | vst1q_f32(reinterpret_cast<float *>(output.ptr()), vmulq_f32(vcvt_f32_f16(vget_low_f16(texels.val[0])), scale)); |
| 386 | vst1q_f32(reinterpret_cast<float *>(output.ptr()) + 4, vmulq_f32(vcvt_f32_f16(vget_high_f16(texels.val[0])), scale)); |
| 387 | vst1q_f32(reinterpret_cast<float *>(output.ptr()) + 8, vmulq_f32(vcvt_f32_f16(vget_low_f16(texels.val[1])), scale)); |
| 388 | vst1q_f32(reinterpret_cast<float *>(output.ptr()) + 12, vmulq_f32(vcvt_f32_f16(vget_high_f16(texels.val[1])), scale)); |
| 389 | }, |
| 390 | input, output); |
| 391 | break; |
| 392 | } |
| 393 | default: |
| 394 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 395 | } |
| 396 | break; |
| 397 | case DataType::F32: |
| 398 | switch(_output->info()->data_type()) |
| 399 | { |
| 400 | case DataType::F16: |
| 401 | { |
| 402 | const float32x4_t scale = vdupq_n_f32(1.f / (1 << _shift)); |
| 403 | |
| 404 | /* Down-conversion F32 -> F16 */ |
| 405 | execute_window_loop(window, [&](const Coordinates & id) |
| 406 | { |
| 407 | const float32x4x4_t texels = |
| 408 | { |
| 409 | { |
| 410 | vmulq_f32(vld1q_f32(reinterpret_cast<float *>(input.ptr())), scale), |
| 411 | vmulq_f32(vld1q_f32(reinterpret_cast<float *>(input.ptr()) + 4), scale), |
| 412 | vmulq_f32(vld1q_f32(reinterpret_cast<float *>(input.ptr()) + 8), scale), |
| 413 | vmulq_f32(vld1q_f32(reinterpret_cast<float *>(input.ptr()) + 12), scale) |
| 414 | } |
| 415 | }; |
| 416 | |
| 417 | vst1q_f16(reinterpret_cast<float16_t *>(output.ptr()), vcombine_f16(vcvt_f16_f32(texels.val[0]), vcvt_f16_f32(texels.val[1]))); |
| 418 | vst1q_f16(reinterpret_cast<float16_t *>(output.ptr()) + 8, vcombine_f16(vcvt_f16_f32(texels.val[2]), vcvt_f16_f32(texels.val[3]))); |
| 419 | }, |
| 420 | input, output); |
| 421 | break; |
| 422 | } |
| 423 | default: |
| 424 | ARM_COMPUTE_ERROR("Output data type not supported"); |
| 425 | } |
| 426 | break; |
| 427 | #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 428 | default: |
| 429 | ARM_COMPUTE_ERROR("Not supported"); |
| 430 | } |
| 431 | } |