Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 1 | // Copyright 2019 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include <gtest/gtest.h> |
| 9 | |
| 10 | #include <algorithm> |
| 11 | #include <cassert> |
| 12 | #include <cstddef> |
| 13 | #include <cstdlib> |
| 14 | #include <functional> |
| 15 | #include <random> |
| 16 | #include <vector> |
| 17 | |
| 18 | #include <xnnpack.h> |
| 19 | #include <xnnpack/params-init.h> |
| 20 | #include <xnnpack/params.h> |
| 21 | |
| 22 | |
| 23 | class VUnOpMicrokernelTester { |
| 24 | public: |
| 25 | enum class OpType { |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 26 | Abs, |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 27 | ELU, |
Marat Dukhan | 8cc7efe | 2020-06-10 16:24:27 -0700 | [diff] [blame] | 28 | LeakyReLU, |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 29 | Negate, |
Frank Barchard | fb158e2 | 2020-07-15 16:10:10 -0700 | [diff] [blame] | 30 | ReLU, |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 31 | RoundToNearestEven, |
| 32 | RoundTowardsZero, |
| 33 | RoundUp, |
| 34 | RoundDown, |
| 35 | Square, |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 36 | SquareRoot, |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 37 | Sigmoid, |
| 38 | }; |
| 39 | |
| 40 | enum class Variant { |
| 41 | Native, |
| 42 | Scalar, |
| 43 | }; |
| 44 | |
| 45 | inline VUnOpMicrokernelTester& batch_size(size_t batch_size) { |
| 46 | assert(batch_size != 0); |
| 47 | this->batch_size_ = batch_size; |
| 48 | return *this; |
| 49 | } |
| 50 | |
| 51 | inline size_t batch_size() const { |
| 52 | return this->batch_size_; |
| 53 | } |
| 54 | |
| 55 | inline VUnOpMicrokernelTester& inplace(bool inplace) { |
| 56 | this->inplace_ = inplace; |
| 57 | return *this; |
| 58 | } |
| 59 | |
| 60 | inline bool inplace() const { |
| 61 | return this->inplace_; |
| 62 | } |
| 63 | |
Marat Dukhan | 8cc7efe | 2020-06-10 16:24:27 -0700 | [diff] [blame] | 64 | inline VUnOpMicrokernelTester& slope(float slope) { |
| 65 | this->slope_ = slope; |
| 66 | return *this; |
| 67 | } |
| 68 | |
| 69 | inline float slope() const { |
| 70 | return this->slope_; |
| 71 | } |
| 72 | |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 73 | inline VUnOpMicrokernelTester& prescale(float prescale) { |
| 74 | this->prescale_ = prescale; |
| 75 | return *this; |
| 76 | } |
| 77 | |
| 78 | inline float prescale() const { |
| 79 | return this->prescale_; |
| 80 | } |
| 81 | |
| 82 | inline VUnOpMicrokernelTester& alpha(float alpha) { |
| 83 | this->alpha_ = alpha; |
| 84 | return *this; |
| 85 | } |
| 86 | |
| 87 | inline float alpha() const { |
| 88 | return this->alpha_; |
| 89 | } |
| 90 | |
| 91 | inline VUnOpMicrokernelTester& beta(float beta) { |
| 92 | this->beta_ = beta; |
| 93 | return *this; |
| 94 | } |
| 95 | |
| 96 | inline float beta() const { |
| 97 | return this->beta_; |
| 98 | } |
| 99 | |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 100 | inline VUnOpMicrokernelTester& qmin(uint8_t qmin) { |
| 101 | this->qmin_ = qmin; |
| 102 | return *this; |
| 103 | } |
| 104 | |
| 105 | inline uint8_t qmin() const { |
| 106 | return this->qmin_; |
| 107 | } |
| 108 | |
| 109 | inline VUnOpMicrokernelTester& qmax(uint8_t qmax) { |
| 110 | this->qmax_ = qmax; |
| 111 | return *this; |
| 112 | } |
| 113 | |
| 114 | inline uint8_t qmax() const { |
| 115 | return this->qmax_; |
| 116 | } |
| 117 | |
| 118 | inline VUnOpMicrokernelTester& iterations(size_t iterations) { |
| 119 | this->iterations_ = iterations; |
| 120 | return *this; |
| 121 | } |
| 122 | |
| 123 | inline size_t iterations() const { |
| 124 | return this->iterations_; |
| 125 | } |
| 126 | |
Marat Dukhan | 1e782c4 | 2019-11-21 17:02:40 -0800 | [diff] [blame] | 127 | void Test(xnn_f32_vunary_ukernel_function vunary, OpType op_type, Variant variant = Variant::Native) const { |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 128 | std::random_device random_device; |
| 129 | auto rng = std::mt19937(random_device()); |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 130 | auto distribution = std::uniform_real_distribution<float>(-125.0f, 125.0f); |
| 131 | switch (op_type) { |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 132 | case OpType::ELU: |
| 133 | distribution = std::uniform_real_distribution<float>(-20.0f, 20.0f); |
| 134 | break; |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 135 | case OpType::SquareRoot: |
| 136 | distribution = std::uniform_real_distribution<float>(0.0f, 10.0f); |
| 137 | break; |
| 138 | default: |
| 139 | break; |
| 140 | } |
| 141 | auto f32rng = std::bind(distribution, std::ref(rng)); |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 142 | |
| 143 | std::vector<float> x(batch_size() + XNN_EXTRA_BYTES / sizeof(float)); |
| 144 | std::vector<float> y(batch_size() + (inplace() ? XNN_EXTRA_BYTES / sizeof(float) : 0)); |
| 145 | std::vector<double> y_ref(batch_size()); |
| 146 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 147 | if (inplace()) { |
| 148 | std::generate(y.begin(), y.end(), std::ref(f32rng)); |
| 149 | } else { |
| 150 | std::generate(x.begin(), x.end(), std::ref(f32rng)); |
| 151 | std::fill(y.begin(), y.end(), nanf("")); |
| 152 | } |
| 153 | const float* x_data = inplace() ? y.data() : x.data(); |
| 154 | |
| 155 | // Compute reference results. |
| 156 | for (size_t i = 0; i < batch_size(); i++) { |
| 157 | switch (op_type) { |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 158 | case OpType::Abs: |
Marat Dukhan | 34ccfba | 2020-06-09 08:46:51 -0700 | [diff] [blame] | 159 | y_ref[i] = std::abs(x_data[i]); |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 160 | break; |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 161 | case OpType::ELU: |
| 162 | { |
| 163 | y_ref[i] = std::signbit(x_data[i]) ? alpha() * std::expm1(double(x_data[i]) * prescale()) : double(x_data[i]) * beta(); |
| 164 | break; |
| 165 | } |
Marat Dukhan | 8cc7efe | 2020-06-10 16:24:27 -0700 | [diff] [blame] | 166 | case OpType::LeakyReLU: |
| 167 | y_ref[i] = std::signbit(x_data[i]) ? x_data[i] * slope() : x_data[i]; |
| 168 | break; |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 169 | case OpType::Negate: |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 170 | y_ref[i] = -x_data[i]; |
| 171 | break; |
Frank Barchard | fb158e2 | 2020-07-15 16:10:10 -0700 | [diff] [blame] | 172 | case OpType::ReLU: |
| 173 | y_ref[i] = std::max(x_data[i], 0.0f); |
| 174 | break; |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 175 | case OpType::RoundToNearestEven: |
| 176 | y_ref[i] = std::nearbyint(double(x_data[i])); |
| 177 | break; |
| 178 | case OpType::RoundTowardsZero: |
| 179 | y_ref[i] = std::trunc(double(x_data[i])); |
| 180 | break; |
| 181 | case OpType::RoundUp: |
| 182 | y_ref[i] = std::ceil(double(x_data[i])); |
| 183 | break; |
| 184 | case OpType::RoundDown: |
| 185 | y_ref[i] = std::floor(double(x_data[i])); |
| 186 | break; |
| 187 | case OpType::Square: |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 188 | y_ref[i] = double(x_data[i]) * double(x_data[i]); |
| 189 | break; |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 190 | case OpType::SquareRoot: |
| 191 | y_ref[i] = std::sqrt(double(x_data[i])); |
| 192 | break; |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 193 | case OpType::Sigmoid: |
| 194 | { |
| 195 | const double e = std::exp(double(x_data[i])); |
| 196 | y_ref[i] = e / (1.0 + e); |
| 197 | break; |
| 198 | } |
| 199 | } |
| 200 | } |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 201 | |
Frank Barchard | 9f3a843 | 2020-06-02 13:59:35 -0700 | [diff] [blame] | 202 | // Prepare parameters. |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 203 | union { |
| 204 | union xnn_f32_abs_params abs; |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 205 | union xnn_f32_elu_params elu; |
Frank Barchard | fb158e2 | 2020-07-15 16:10:10 -0700 | [diff] [blame] | 206 | union xnn_f32_relu_params relu; |
Marat Dukhan | 8cc7efe | 2020-06-10 16:24:27 -0700 | [diff] [blame] | 207 | union xnn_f32_lrelu_params lrelu; |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 208 | union xnn_f32_neg_params neg; |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 209 | union xnn_f32_rnd_params rnd; |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 210 | union xnn_f32_sqrt_params sqrt; |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 211 | } params; |
| 212 | switch (op_type) { |
| 213 | case OpType::Abs: |
| 214 | switch (variant) { |
| 215 | case Variant::Native: |
| 216 | params.abs = xnn_init_f32_abs_params(); |
| 217 | break; |
| 218 | case Variant::Scalar: |
| 219 | params.abs = xnn_init_scalar_f32_abs_params(); |
| 220 | break; |
| 221 | } |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 222 | break; |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 223 | case OpType::ELU: |
| 224 | switch (variant) { |
| 225 | case Variant::Native: |
| 226 | params.elu = xnn_init_f32_elu_params(prescale(), alpha(), beta()); |
| 227 | break; |
| 228 | case Variant::Scalar: |
| 229 | params.elu = xnn_init_scalar_f32_elu_params(prescale(), alpha(), beta()); |
| 230 | break; |
| 231 | } |
| 232 | break; |
Marat Dukhan | 8cc7efe | 2020-06-10 16:24:27 -0700 | [diff] [blame] | 233 | case OpType::LeakyReLU: |
| 234 | switch (variant) { |
| 235 | case Variant::Native: |
| 236 | params.lrelu = xnn_init_f32_lrelu_params(slope()); |
| 237 | break; |
| 238 | case Variant::Scalar: |
| 239 | params.lrelu = xnn_init_scalar_f32_lrelu_params(slope()); |
| 240 | break; |
| 241 | } |
| 242 | break; |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 243 | case OpType::Negate: |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 244 | switch (variant) { |
| 245 | case Variant::Native: |
| 246 | params.neg = xnn_init_f32_neg_params(); |
| 247 | break; |
| 248 | case Variant::Scalar: |
| 249 | params.neg = xnn_init_scalar_f32_neg_params(); |
| 250 | break; |
| 251 | } |
| 252 | break; |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 253 | case OpType::RoundToNearestEven: |
| 254 | case OpType::RoundTowardsZero: |
| 255 | case OpType::RoundUp: |
| 256 | case OpType::RoundDown: |
| 257 | switch (variant) { |
| 258 | case Variant::Native: |
| 259 | params.rnd = xnn_init_f32_rnd_params(); |
| 260 | break; |
| 261 | case Variant::Scalar: |
| 262 | params.rnd = xnn_init_scalar_f32_rnd_params(); |
| 263 | break; |
| 264 | } |
| 265 | break; |
Frank Barchard | fb158e2 | 2020-07-15 16:10:10 -0700 | [diff] [blame] | 266 | case OpType::ReLU: |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 267 | case OpType::Sigmoid: |
Marat Dukhan | eecf8fd | 2020-06-09 08:59:37 -0700 | [diff] [blame] | 268 | case OpType::Square: |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 269 | break; |
Marat Dukhan | f4db2f3 | 2020-06-30 10:55:30 -0700 | [diff] [blame] | 270 | case OpType::SquareRoot: |
| 271 | switch (variant) { |
| 272 | case Variant::Native: |
| 273 | params.sqrt = xnn_init_f32_sqrt_params(); |
| 274 | break; |
| 275 | case Variant::Scalar: |
| 276 | params.sqrt = xnn_init_scalar_f32_sqrt_params(); |
| 277 | break; |
| 278 | } |
| 279 | break; |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 280 | } |
| 281 | |
| 282 | // Call optimized micro-kernel. |
Frank Barchard | e70dbeb | 2020-05-01 15:46:41 -0700 | [diff] [blame] | 283 | vunary(batch_size() * sizeof(float), x_data, y.data(), ¶ms); |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 284 | |
| 285 | // Verify results. |
| 286 | for (size_t i = 0; i < batch_size(); i++) { |
Frank Barchard | 2b9d29b | 2020-09-17 12:03:39 -0700 | [diff] [blame] | 287 | ASSERT_NEAR(y[i], y_ref[i], std::max(5.0e-6, std::abs(y_ref[i]) * 1.0e-5)) |
Marat Dukhan | 8d3c07e | 2020-01-02 01:20:59 -0800 | [diff] [blame] | 288 | << "at " << i << " / " << batch_size() << ", x[" << i << "] = " << x[i]; |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 289 | } |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | private: |
Marat Dukhan | ed6baaf | 2020-12-01 15:07:08 -0800 | [diff] [blame] | 294 | size_t batch_size_ = 1; |
| 295 | bool inplace_ = false; |
| 296 | float slope_ = 0.5f; |
| 297 | float prescale_ = 1.0f; |
| 298 | float alpha_ = 1.0f; |
| 299 | float beta_ = 1.0f; |
| 300 | uint8_t qmin_ = 0; |
| 301 | uint8_t qmax_ = 255; |
| 302 | size_t iterations_ = 15; |
Marat Dukhan | 346a9e5 | 2019-11-15 09:06:30 -0800 | [diff] [blame] | 303 | }; |