Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 1 | /* |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 2 | * Copyright (c) 2017-2022 Arm Limited. |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +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 | */ |
Georgios Pinitas | 7891a73 | 2021-08-20 21:39:25 +0100 | [diff] [blame] | 24 | #include "src/cpu/kernels/CpuQuantizeKernel.h" |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 25 | |
| 26 | #include "arm_compute/core/Error.h" |
| 27 | #include "arm_compute/core/Helpers.h" |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 28 | #include "arm_compute/core/Utils.h" |
| 29 | #include "arm_compute/core/Validate.h" |
| 30 | #include "arm_compute/core/Window.h" |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 31 | |
| 32 | #include "src/core/CPP/Validate.h" |
| 33 | #include "src/core/helpers/AutoConfiguration.h" |
| 34 | #include "src/core/helpers/WindowHelpers.h" |
Georgios Pinitas | ddb93bb | 2020-10-02 16:38:59 +0100 | [diff] [blame] | 35 | #include "src/core/NEON/NEAsymm.h" |
| 36 | #include "src/core/NEON/NEMath.h" |
| 37 | #include "src/core/NEON/wrapper/wrapper.h" |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 38 | |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 39 | #include <arm_neon.h> |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 40 | #include <map> |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 41 | |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 42 | namespace arm_compute |
| 43 | { |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 44 | namespace cpu |
| 45 | { |
| 46 | namespace kernels |
| 47 | { |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 48 | namespace |
| 49 | { |
Sang-Hoon Park | fb6aaeb | 2019-11-27 15:26:44 +0000 | [diff] [blame] | 50 | constexpr auto window_step = 16; |
| 51 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 52 | Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst) |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 53 | { |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 54 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst); |
| 55 | ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(src); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 56 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src, 1, DataType::QASYMM8, DataType::QASYMM8_SIGNED, |
| 57 | DataType::F16, DataType::F32); |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 58 | ARM_COMPUTE_RETURN_ERROR_ON(dst->tensor_shape().total_size() == 0); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 59 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(dst, 1, DataType::QSYMM8, DataType::QASYMM8, |
| 60 | DataType::QASYMM8_SIGNED, DataType::QASYMM16); |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 61 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst); |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 62 | |
| 63 | return Status{}; |
| 64 | } |
| 65 | |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 66 | template <typename T> |
| 67 | inline float32x4x4_t load_value(const T *input_ptr) |
| 68 | { |
| 69 | using Tx16_t = typename wrapper::traits::neon_vector<T, 16>::type; |
| 70 | return arm_compute::convert_to_float32x4x4<Tx16_t>(wrapper::vloadq(input_ptr)); |
| 71 | } |
| 72 | |
| 73 | template <> |
Michalis Spyrou | a4f378d | 2019-04-26 14:54:54 +0100 | [diff] [blame] | 74 | inline float32x4x4_t load_value(const float *input_ptr) |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 75 | { |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 76 | return {wrapper::vloadq(input_ptr), wrapper::vloadq(input_ptr + 4), wrapper::vloadq(input_ptr + 8), |
| 77 | wrapper::vloadq(input_ptr + 12)}; |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 78 | } |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 79 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 80 | template <> |
| 81 | inline float32x4x4_t load_value(const float16_t *input_ptr) |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 82 | { |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 83 | return {vcvt_f32_f16(wrapper::vload(input_ptr)), vcvt_f32_f16(wrapper::vload(input_ptr + 4)), |
| 84 | vcvt_f32_f16(wrapper::vload(input_ptr + 8)), vcvt_f32_f16(wrapper::vload(input_ptr + 12))}; |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 85 | } |
| 86 | |
| 87 | #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Sang-Hoon Park | fb6aaeb | 2019-11-27 15:26:44 +0000 | [diff] [blame] | 88 | |
| 89 | template <typename element_type> |
| 90 | using vector_type = wrapper::traits::neon_vector_t<element_type, window_step>; |
| 91 | |
| 92 | template <typename quantized_type> |
| 93 | vector_type<quantized_type> vquantize_qasymm8(const float32x4x4_t &qv, const UniformQuantizationInfo &qi); |
| 94 | |
| 95 | template <> |
| 96 | vector_type<uint8_t> vquantize_qasymm8<uint8_t>(const float32x4x4_t &qv, const UniformQuantizationInfo &qi) |
| 97 | { |
| 98 | return vquantize(qv, qi); |
| 99 | } |
| 100 | |
| 101 | template <> |
| 102 | vector_type<int8_t> vquantize_qasymm8<int8_t>(const float32x4x4_t &qv, const UniformQuantizationInfo &qi) |
| 103 | { |
| 104 | return vquantize_signed(qv, qi); |
| 105 | } |
| 106 | |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 107 | } // namespace |
| 108 | |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 109 | void CpuQuantizeKernel::configure(const ITensorInfo *src, ITensorInfo *dst) |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 110 | { |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 111 | ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst); |
| 112 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst)); |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 113 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 114 | static const std::map<std::string, QuantizeFunctionExecutorPtr> quant_map = { |
| 115 | {"op_QASYMM8_QASYMM8", &CpuQuantizeKernel::run_quantize_qasymm8<uint8_t, uint8_t>}, |
| 116 | {"op_QASYMM8_QASYMM8_SIGNED", &CpuQuantizeKernel::run_quantize_qasymm8<uint8_t, int8_t>}, |
| 117 | {"op_QASYMM8_QASYMM16", &CpuQuantizeKernel::run_quantize_qasymm16<uint8_t>}, |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 118 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 119 | {"op_QASYMM8_SIGNED_QASYMM8", &CpuQuantizeKernel::run_quantize_qasymm8<int8_t, uint8_t>}, |
| 120 | {"op_QASYMM8_SIGNED_QASYMM8_SIGNED", &CpuQuantizeKernel::run_quantize_qasymm8<int8_t, int8_t>}, |
| 121 | {"op_QASYMM8_SIGNED_QASYMM16", &CpuQuantizeKernel::run_quantize_qasymm16<int8_t>}, |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 122 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 123 | {"op_F32_QSYMM8", &CpuQuantizeKernel::run_quantize_qsymm8<float, int8_t>}, |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 124 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 125 | {"op_F32_QASYMM8", &CpuQuantizeKernel::run_quantize_qasymm8<float, uint8_t>}, |
| 126 | {"op_F32_QASYMM8_SIGNED", &CpuQuantizeKernel::run_quantize_qasymm8<float, int8_t>}, |
| 127 | {"op_F32_QASYMM16", &CpuQuantizeKernel::run_quantize_qasymm16<float>}, |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 128 | |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 129 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 130 | {"op_F16_QASYMM8", &CpuQuantizeKernel::run_quantize_qasymm8<float16_t, uint8_t>}, |
| 131 | {"op_F16_QASYMM8_SIGNED", &CpuQuantizeKernel::run_quantize_qasymm8<float16_t, int8_t>}, |
| 132 | {"op_F16_QASYMM16", &CpuQuantizeKernel::run_quantize_qasymm16<float16_t>}, |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 133 | #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC*/ |
| 134 | }; |
| 135 | |
| 136 | std::string function_to_call("op_"); |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 137 | function_to_call += string_from_data_type(src->data_type()) + "_"; |
| 138 | function_to_call += string_from_data_type(dst->data_type()); |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 139 | |
| 140 | auto it = quant_map.find(function_to_call); |
| 141 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 142 | if (it == quant_map.end()) |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 143 | { |
| 144 | ARM_COMPUTE_ERROR("Unsupported combination of input and output data types"); |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 145 | } |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 146 | _func = it->second; |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 147 | |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 148 | // Configure kernel window |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 149 | Window win_config = calculate_max_window(*src, Steps()); |
| 150 | ICpuKernel::configure(win_config); |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 151 | } |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 152 | |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 153 | Status CpuQuantizeKernel::validate(const ITensorInfo *src, const ITensorInfo *dst) |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 154 | { |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 155 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, dst)); |
Alex Gilday | 60954c6 | 2018-03-05 16:22:48 +0000 | [diff] [blame] | 156 | return Status{}; |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 157 | } |
| 158 | |
Sang-Hoon Park | fb6aaeb | 2019-11-27 15:26:44 +0000 | [diff] [blame] | 159 | template <typename TIn, typename TOut> |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 160 | void CpuQuantizeKernel::run_quantize_qsymm8(const ITensor *src, ITensor *dst, const Window &window) |
| 161 | { |
| 162 | const auto window_start_x = static_cast<int>(window.x().start()); |
| 163 | const auto window_end_x = static_cast<int>(window.x().end()); |
| 164 | |
| 165 | const UniformQuantizationInfo uqinfo_in = src->info()->quantization_info().uniform(); |
| 166 | UniformQuantizationInfo uqinfo = dst->info()->quantization_info().uniform(); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 167 | if (is_data_type_quantized_asymmetric(src->info()->data_type())) |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 168 | { |
| 169 | uqinfo = compute_requantization_scale_offset(uqinfo_in, uqinfo); |
| 170 | } |
| 171 | // Collapse window and reset first dimension to handle tail calculations manually |
| 172 | Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); |
| 173 | win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| 174 | |
| 175 | Iterator input(src, win_collapsed); |
| 176 | Iterator output(dst, win_collapsed); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 177 | execute_window_loop( |
| 178 | win_collapsed, |
| 179 | [&](const Coordinates &) |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 180 | { |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 181 | auto input_ptr = reinterpret_cast<const TIn *>(input.ptr()); |
| 182 | auto output_ptr = reinterpret_cast<TOut *>(output.ptr()); |
| 183 | int x = window_start_x; |
| 184 | for (; x <= (window_end_x - window_step); x += window_step) |
| 185 | { |
| 186 | wrapper::vstore(&output_ptr[x], vquantize_qasymm8<TOut>(load_value(&input_ptr[x]), uqinfo)); |
| 187 | } |
| 188 | // Compute left-over elements |
| 189 | for (; x < window_end_x; ++x) |
| 190 | { |
| 191 | output_ptr[x] = quantize_qsymm8(input_ptr[x], dst->info()->quantization_info()); |
| 192 | } |
| 193 | }, |
| 194 | input, output); |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 195 | } |
| 196 | |
| 197 | template <typename TIn, typename TOut> |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 198 | void CpuQuantizeKernel::run_quantize_qasymm8(const ITensor *src, ITensor *dst, const Window &window) |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 199 | { |
Sang-Hoon Park | fb6aaeb | 2019-11-27 15:26:44 +0000 | [diff] [blame] | 200 | const auto window_start_x = static_cast<int>(window.x().start()); |
| 201 | const auto window_end_x = static_cast<int>(window.x().end()); |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 202 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 203 | const UniformQuantizationInfo uqinfo_in = src->info()->quantization_info().uniform(); |
| 204 | UniformQuantizationInfo uqinfo = dst->info()->quantization_info().uniform(); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 205 | if (is_data_type_quantized_asymmetric(src->info()->data_type())) |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 206 | { |
| 207 | uqinfo = compute_requantization_scale_offset(uqinfo_in, uqinfo); |
| 208 | } |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 209 | #ifdef __aarch64__ |
| 210 | constexpr RoundingPolicy rounding_policy = RoundingPolicy::TO_NEAREST_EVEN; |
| 211 | #else //__aarch64__ |
| 212 | constexpr RoundingPolicy rounding_policy = RoundingPolicy::TO_ZERO; |
| 213 | #endif //__aarch64__ |
| 214 | |
| 215 | // Collapse window and reset first dimension to handle tail calculations manually |
| 216 | Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); |
| 217 | win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| 218 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 219 | Iterator input(src, win_collapsed); |
| 220 | Iterator output(dst, win_collapsed); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 221 | execute_window_loop( |
| 222 | win_collapsed, |
| 223 | [&](const Coordinates &) |
| 224 | { |
| 225 | auto input_ptr = reinterpret_cast<const TIn *>(input.ptr()); |
| 226 | auto output_ptr = reinterpret_cast<TOut *>(output.ptr()); |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 227 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 228 | int x = window_start_x; |
| 229 | for (; x <= (window_end_x - window_step); x += window_step) |
| 230 | { |
| 231 | wrapper::vstore(&output_ptr[x], vquantize_qasymm8<TOut>(load_value(&input_ptr[x]), uqinfo)); |
| 232 | } |
| 233 | // Compute left-over elements |
| 234 | for (; x < window_end_x; ++x) |
| 235 | { |
| 236 | output_ptr[x] = Qasymm8QuantizationHelper<TOut>::quantize(input_ptr[x], uqinfo, rounding_policy); |
| 237 | } |
| 238 | }, |
| 239 | input, output); |
John Kesapides | adfb273 | 2019-03-04 16:29:22 +0000 | [diff] [blame] | 240 | } |
| 241 | |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 242 | template <typename T> |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 243 | void CpuQuantizeKernel::run_quantize_qasymm16(const ITensor *src, ITensor *dst, const Window &window) |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 244 | { |
Sang-Hoon Park | fb6aaeb | 2019-11-27 15:26:44 +0000 | [diff] [blame] | 245 | const auto window_start_x = static_cast<int>(window.x().start()); |
| 246 | const auto window_end_x = static_cast<int>(window.x().end()); |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 247 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 248 | const UniformQuantizationInfo uqinfo_in = src->info()->quantization_info().uniform(); |
| 249 | UniformQuantizationInfo uqinfo = dst->info()->quantization_info().uniform(); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 250 | if (is_data_type_quantized_asymmetric(src->info()->data_type())) |
Manuel Bottini | 4370cff | 2020-02-07 16:31:59 +0000 | [diff] [blame] | 251 | { |
| 252 | uqinfo = compute_requantization_scale_offset(uqinfo_in, uqinfo); |
| 253 | } |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 254 | #ifdef __aarch64__ |
| 255 | constexpr RoundingPolicy rounding_policy = RoundingPolicy::TO_NEAREST_EVEN; |
| 256 | #else //__aarch64__ |
| 257 | constexpr RoundingPolicy rounding_policy = RoundingPolicy::TO_ZERO; |
| 258 | #endif //__aarch64__ |
| 259 | |
| 260 | // Collapse window and reset first dimension to handle tail calculations manually |
| 261 | Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); |
| 262 | win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| 263 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 264 | Iterator input(src, win_collapsed); |
| 265 | Iterator output(dst, win_collapsed); |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 266 | execute_window_loop( |
| 267 | win_collapsed, |
| 268 | [&](const Coordinates &) |
| 269 | { |
| 270 | auto input_ptr = reinterpret_cast<const T *>(input.ptr()); |
| 271 | auto output_ptr = reinterpret_cast<uint16_t *>(output.ptr()); |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 272 | |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 273 | int x = window_start_x; |
| 274 | for (; x <= (window_end_x - window_step); x += window_step) |
| 275 | { |
| 276 | uint16x8x2_t tmp = vquantize_qasymm16(load_value(&input_ptr[x]), uqinfo); |
| 277 | vst1q_u16(&output_ptr[x], tmp.val[0]); |
| 278 | vst1q_u16(&output_ptr[x + 8], tmp.val[1]); |
| 279 | } |
| 280 | // Compute left-over elements |
| 281 | for (; x < window_end_x; ++x) |
| 282 | { |
| 283 | output_ptr[x] = quantize_qasymm16(input_ptr[x], uqinfo, rounding_policy); |
| 284 | } |
| 285 | }, |
| 286 | input, output); |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 287 | } |
| 288 | |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 289 | void CpuQuantizeKernel::run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 290 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 291 | ARM_COMPUTE_UNUSED(info); |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 292 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 293 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICpuKernel::window(), window); |
Michele Di Giorgio | d64a46c | 2019-10-01 12:25:49 +0100 | [diff] [blame] | 294 | ARM_COMPUTE_ERROR_ON(_func == nullptr); |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 295 | |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 296 | const auto src = tensors.get_const_tensor(TensorType::ACL_SRC); |
| 297 | auto dst = tensors.get_tensor(TensorType::ACL_DST); |
| 298 | (this->*_func)(src, dst, window); |
Michele Di Giorgio | 4e09b38 | 2017-07-05 18:20:02 +0100 | [diff] [blame] | 299 | } |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 300 | |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 301 | const char *CpuQuantizeKernel::name() const |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 302 | { |
Georgios Pinitas | ef516e8 | 2021-04-30 14:46:05 +0100 | [diff] [blame] | 303 | return "CpuQuantizeKernel"; |
Manuel Bottini | 0ded4c4 | 2021-03-09 14:15:27 +0000 | [diff] [blame] | 304 | } |
| 305 | } // namespace kernels |
| 306 | } // namespace cpu |
Pablo Marquez Tello | a5d61bf | 2022-03-17 12:52:02 +0000 | [diff] [blame] | 307 | } // namespace arm_compute |