541 lines
21 KiB
541 lines
21 KiB
// Copyright (c) Facebook, Inc. and its affiliates.
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// All rights reserved.
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//
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// Copyright 2019 Google LLC
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//
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree.
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#pragma once
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#include <gtest/gtest.h>
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#include <cstddef>
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#include <cstdlib>
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#include <algorithm>
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#include <cmath>
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#include <functional>
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#include <limits>
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#include <random>
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#include <vector>
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#include <fp16.h>
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#include <xnnpack.h>
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class GlobalAveragePoolingOperatorTester {
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public:
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inline GlobalAveragePoolingOperatorTester& channels(size_t channels) {
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assert(channels != 0);
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this->channels_ = channels;
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return *this;
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}
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inline size_t channels() const {
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return this->channels_;
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}
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inline GlobalAveragePoolingOperatorTester& width(size_t width) {
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assert(width != 0);
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this->width_ = width;
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return *this;
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}
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inline size_t width() const {
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return this->width_;
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}
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inline GlobalAveragePoolingOperatorTester& input_stride(size_t input_stride) {
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assert(input_stride != 0);
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this->input_stride_ = input_stride;
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return *this;
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}
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inline size_t input_stride() const {
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if (this->input_stride_ == 0) {
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return channels();
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} else {
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assert(this->input_stride_ >= channels());
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return this->input_stride_;
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}
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}
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inline GlobalAveragePoolingOperatorTester& output_stride(size_t output_stride) {
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assert(output_stride != 0);
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this->output_stride_ = output_stride;
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return *this;
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}
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inline size_t output_stride() const {
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if (this->output_stride_ == 0) {
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return channels();
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} else {
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assert(this->output_stride_ >= channels());
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return this->output_stride_;
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}
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}
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inline GlobalAveragePoolingOperatorTester& batch_size(size_t batch_size) {
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assert(batch_size != 0);
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this->batch_size_ = batch_size;
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return *this;
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}
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inline size_t batch_size() const {
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return this->batch_size_;
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}
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inline GlobalAveragePoolingOperatorTester& input_scale(float input_scale) {
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assert(input_scale > 0.0f);
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assert(std::isnormal(input_scale));
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this->input_scale_ = input_scale;
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return *this;
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}
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inline float input_scale() const {
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return this->input_scale_;
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}
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inline GlobalAveragePoolingOperatorTester& input_zero_point(uint8_t input_zero_point) {
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this->input_zero_point_ = input_zero_point;
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return *this;
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}
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inline uint8_t input_zero_point() const {
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return this->input_zero_point_;
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}
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inline GlobalAveragePoolingOperatorTester& output_scale(float output_scale) {
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assert(output_scale > 0.0f);
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assert(std::isnormal(output_scale));
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this->output_scale_ = output_scale;
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return *this;
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}
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inline float output_scale() const {
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return this->output_scale_;
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}
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inline GlobalAveragePoolingOperatorTester& output_zero_point(uint8_t output_zero_point) {
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this->output_zero_point_ = output_zero_point;
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return *this;
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}
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inline uint8_t output_zero_point() const {
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return this->output_zero_point_;
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}
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inline GlobalAveragePoolingOperatorTester& qmin(uint8_t qmin) {
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this->qmin_ = qmin;
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return *this;
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}
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inline uint8_t qmin() const {
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return this->qmin_;
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}
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inline GlobalAveragePoolingOperatorTester& qmax(uint8_t qmax) {
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this->qmax_ = qmax;
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return *this;
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}
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inline uint8_t qmax() const {
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return this->qmax_;
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}
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inline GlobalAveragePoolingOperatorTester& iterations(size_t iterations) {
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this->iterations_ = iterations;
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return *this;
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}
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inline size_t iterations() const {
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return this->iterations_;
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}
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void TestNWCxQU8() const {
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std::random_device random_device;
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auto rng = std::mt19937(random_device());
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auto u8rng = std::bind(std::uniform_int_distribution<uint32_t>(0, std::numeric_limits<uint8_t>::max()), rng);
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std::vector<uint8_t> input((batch_size() * width() - 1) * input_stride() + channels() + XNN_EXTRA_BYTES / sizeof(uint8_t));
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std::vector<uint8_t> output(batch_size() * output_stride());
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std::vector<float> output_ref(batch_size() * channels());
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for (size_t iteration = 0; iteration < iterations(); iteration++) {
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std::generate(input.begin(), input.end(), std::ref(u8rng));
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std::fill(output.begin(), output.end(), 0xA5);
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// Compute reference results.
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const double scale = double(input_scale()) / (double(width()) * double(output_scale()));
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t j = 0; j < channels(); j++) {
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double acc = 0.0f;
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for (size_t k = 0; k < width(); k++) {
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acc += double(int32_t(input[(i * width() + k) * input_stride() + j]) - int32_t(input_zero_point()));
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}
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output_ref[i * channels() + j] = float(acc * scale + double(output_zero_point()));
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output_ref[i * channels() + j] = std::min<float>(output_ref[i * channels() + j], float(qmax()));
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output_ref[i * channels() + j] = std::max<float>(output_ref[i * channels() + j], float(qmin()));
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}
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}
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// Create, setup, run, and destroy Global Average Pooling operator.
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ASSERT_EQ(xnn_status_success, xnn_initialize(nullptr /* allocator */));
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xnn_operator_t global_average_pooling_op = nullptr;
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xnn_status status = xnn_create_global_average_pooling_nwc_qu8(
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channels(), input_stride(), output_stride(),
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input_zero_point(), input_scale(),
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output_zero_point(), output_scale(),
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qmin(), qmax(),
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0, &global_average_pooling_op);
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if (status == xnn_status_unsupported_hardware) {
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GTEST_SKIP();
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}
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ASSERT_EQ(xnn_status_success, status);
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ASSERT_NE(nullptr, global_average_pooling_op);
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// Smart pointer to automatically delete global_average_pooling_op.
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std::unique_ptr<xnn_operator, decltype(&xnn_delete_operator)> auto_global_average_pooling_op(global_average_pooling_op, xnn_delete_operator);
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ASSERT_EQ(xnn_status_success,
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xnn_setup_global_average_pooling_nwc_qu8(
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global_average_pooling_op,
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batch_size(), width(),
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input.data(), output.data(),
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nullptr /* thread pool */));
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ASSERT_EQ(xnn_status_success,
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xnn_run_operator(global_average_pooling_op, nullptr /* thread pool */));
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// Verify results.
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t c = 0; c < channels(); c++) {
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ASSERT_LE(uint32_t(output[i * output_stride() + c]), uint32_t(qmax()));
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ASSERT_GE(uint32_t(output[i * output_stride() + c]), uint32_t(qmin()));
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ASSERT_NEAR(float(int32_t(output[i * output_stride() + c])), output_ref[i * channels() + c], 0.80f)
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<< "at batch index " << i << " / " << batch_size()
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<< ", channel " << c << " / " << channels();
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}
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}
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}
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}
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void TestNWCxQS8() const {
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std::random_device random_device;
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auto rng = std::mt19937(random_device());
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auto i8rng = std::bind(
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std::uniform_int_distribution<int32_t>(std::numeric_limits<int8_t>::min(), std::numeric_limits<int8_t>::max()), rng);
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std::vector<int8_t> input((batch_size() * width() - 1) * input_stride() + channels() + XNN_EXTRA_BYTES / sizeof(int8_t));
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std::vector<int8_t> output(batch_size() * output_stride());
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std::vector<float> output_ref(batch_size() * channels());
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for (size_t iteration = 0; iteration < iterations(); iteration++) {
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std::generate(input.begin(), input.end(), std::ref(i8rng));
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std::fill(output.begin(), output.end(), 0xA5);
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// Compute reference results.
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const double scale = double(input_scale()) / (double(width()) * double(output_scale()));
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t j = 0; j < channels(); j++) {
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double acc = 0.0f;
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for (size_t k = 0; k < width(); k++) {
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acc += double(int32_t(input[(i * width() + k) * input_stride() + j]) - int32_t(input_zero_point() - 0x80));
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}
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output_ref[i * channels() + j] = float(acc * scale + double(output_zero_point() - 0x80));
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output_ref[i * channels() + j] = std::min<float>(output_ref[i * channels() + j], float(qmax() - 0x80));
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output_ref[i * channels() + j] = std::max<float>(output_ref[i * channels() + j], float(qmin() - 0x80));
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}
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}
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// Create, setup, run, and destroy Global Average Pooling operator.
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ASSERT_EQ(xnn_status_success, xnn_initialize(nullptr /* allocator */));
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xnn_operator_t global_average_pooling_op = nullptr;
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xnn_status status = xnn_create_global_average_pooling_nwc_qs8(
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channels(), input_stride(), output_stride(),
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int8_t(input_zero_point() - 0x80), input_scale(),
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int8_t(output_zero_point() - 0x80), output_scale(),
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int8_t(qmin() - 0x80), int8_t(qmax() - 0x80),
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0, &global_average_pooling_op);
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if (status == xnn_status_unsupported_hardware) {
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GTEST_SKIP();
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}
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ASSERT_EQ(xnn_status_success, status);
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ASSERT_NE(nullptr, global_average_pooling_op);
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// Smart pointer to automatically delete global_average_pooling_op.
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std::unique_ptr<xnn_operator, decltype(&xnn_delete_operator)> auto_global_average_pooling_op(global_average_pooling_op, xnn_delete_operator);
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ASSERT_EQ(xnn_status_success,
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xnn_setup_global_average_pooling_nwc_qs8(
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global_average_pooling_op,
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batch_size(), width(),
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input.data(), output.data(),
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nullptr /* thread pool */));
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ASSERT_EQ(xnn_status_success,
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xnn_run_operator(global_average_pooling_op, nullptr /* thread pool */));
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// Verify results.
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t c = 0; c < channels(); c++) {
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ASSERT_LE(int32_t(output[i * output_stride() + c]), int32_t(qmax() - 0x80));
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ASSERT_GE(int32_t(output[i * output_stride() + c]), int32_t(qmin() - 0x80));
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ASSERT_NEAR(float(int32_t(output[i * output_stride() + c])), output_ref[i * channels() + c], 0.80f)
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<< "at batch index " << i << " / " << batch_size()
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<< ", channel " << c << " / " << channels();
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}
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}
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}
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}
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void TestNWCxF16() const {
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std::random_device random_device;
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auto rng = std::mt19937(random_device());
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auto f32rng = std::bind(std::uniform_real_distribution<float>(1.0e-3f, 1.0f), rng);
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auto f16rng = std::bind(fp16_ieee_from_fp32_value, f32rng);
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std::vector<uint16_t> input((batch_size() * width() - 1) * input_stride() + channels() + XNN_EXTRA_BYTES / sizeof(uint16_t));
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std::vector<uint16_t> output(batch_size() * output_stride());
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std::vector<float> output_ref(batch_size() * channels());
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for (size_t iteration = 0; iteration < iterations(); iteration++) {
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std::generate(input.begin(), input.end(), std::ref(f16rng));
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std::fill(output.begin(), output.end(), UINT16_C(0x7E00) /* NaN */);
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// Compute reference results, without clamping.
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t j = 0; j < channels(); j++) {
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float acc = 0.0f;
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for (size_t k = 0; k < width(); k++) {
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acc += fp16_ieee_to_fp32_value(input[(i * width() + k) * input_stride() + j]);
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}
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output_ref[i * channels() + j] = acc / float(width());
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}
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}
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// Compute clamping parameters.
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const float accumulated_min = *std::min_element(output_ref.cbegin(), output_ref.cend());
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const float accumulated_max = *std::max_element(output_ref.cbegin(), output_ref.cend());
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const float accumulated_range = accumulated_max - accumulated_min;
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const float scaled_min = fp16_ieee_to_fp32_value(fp16_ieee_from_fp32_value(accumulated_min + accumulated_range / 255.0f * float(qmin())));
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const float scaled_max = fp16_ieee_to_fp32_value(fp16_ieee_from_fp32_value(accumulated_max - accumulated_range / 255.0f * float(255 - qmax())));
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const float output_min = scaled_min == scaled_max ? -std::numeric_limits<float>::infinity() : scaled_min;
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const float output_max = scaled_min == scaled_max ? +std::numeric_limits<float>::infinity() : scaled_max;
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// Clamp reference results.
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for (float& value : output_ref) {
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value = std::max(std::min(value, output_max), output_min);
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}
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// Create, setup, run, and destroy Global Average Pooling operator.
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ASSERT_EQ(xnn_status_success, xnn_initialize(nullptr /* allocator */));
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xnn_operator_t global_average_pooling_op = nullptr;
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xnn_status status = xnn_create_global_average_pooling_nwc_f16(
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channels(), input_stride(), output_stride(),
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output_min, output_max,
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0, &global_average_pooling_op);
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if (status == xnn_status_unsupported_hardware) {
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GTEST_SKIP();
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}
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ASSERT_EQ(xnn_status_success, status);
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ASSERT_NE(nullptr, global_average_pooling_op);
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// Smart pointer to automatically delete global_average_pooling_op.
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std::unique_ptr<xnn_operator, decltype(&xnn_delete_operator)> auto_global_average_pooling_op(global_average_pooling_op, xnn_delete_operator);
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ASSERT_EQ(xnn_status_success,
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xnn_setup_global_average_pooling_nwc_f16(
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global_average_pooling_op,
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batch_size(), width(),
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input.data(), output.data(),
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nullptr /* thread pool */));
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ASSERT_EQ(xnn_status_success,
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xnn_run_operator(global_average_pooling_op, nullptr /* thread pool */));
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// Verify results.
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t c = 0; c < channels(); c++) {
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ASSERT_LE(fp16_ieee_to_fp32_value(output[i * output_stride() + c]), output_max);
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ASSERT_GE(fp16_ieee_to_fp32_value(output[i * output_stride() + c]), output_min);
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ASSERT_NEAR(fp16_ieee_to_fp32_value(output[i * output_stride() + c]), output_ref[i * channels() + c], std::max(1.0e-4f, std::abs(output_ref[i * channels() + c]) * 1.0e-2f))
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<< "at batch index " << i << " / " << batch_size()
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<< ", channel " << c << " / " << channels();
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}
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}
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}
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}
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void TestNWCxF32() const {
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std::random_device random_device;
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auto rng = std::mt19937(random_device());
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auto f32rng = std::bind(std::uniform_real_distribution<float>(), rng);
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std::vector<float> input((batch_size() * width() - 1) * input_stride() + channels() + XNN_EXTRA_BYTES / sizeof(float));
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std::vector<float> output(batch_size() * output_stride());
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std::vector<float> output_ref(batch_size() * channels());
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for (size_t iteration = 0; iteration < iterations(); iteration++) {
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std::generate(input.begin(), input.end(), std::ref(f32rng));
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std::fill(output.begin(), output.end(), std::nanf(""));
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// Compute reference results, without clamping.
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for (size_t i = 0; i < batch_size(); i++) {
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for (size_t j = 0; j < channels(); j++) {
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float acc = 0.0f;
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for (size_t k = 0; k < width(); k++) {
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acc += input[(i * width() + k) * input_stride() + j];
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}
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output_ref[i * channels() + j] = acc / float(width());
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}
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}
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// Compute clamping parameters.
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const float accumulated_min = *std::min_element(output_ref.cbegin(), output_ref.cend());
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const float accumulated_max = *std::max_element(output_ref.cbegin(), output_ref.cend());
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const float accumulated_range = accumulated_max - accumulated_min;
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const float output_min = accumulated_range == 0.0f ?
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-std::numeric_limits<float>::infinity() :
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accumulated_min + accumulated_range / 255.0f * float(qmin());
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const float output_max = accumulated_range == 0.0f ?
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+std::numeric_limits<float>::infinity() :
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accumulated_max - accumulated_range / 255.0f * float(255 - qmax());
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// Clamp reference results.
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for (float& value : output_ref) {
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value = std::max(std::min(value, output_max), output_min);
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}
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// Create, setup, run, and destroy Global Average Pooling operator.
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ASSERT_EQ(xnn_status_success, xnn_initialize(nullptr /* allocator */));
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xnn_operator_t global_average_pooling_op = nullptr;
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xnn_status status = xnn_create_global_average_pooling_nwc_f32(
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channels(), input_stride(), output_stride(),
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output_min, output_max,
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0, &global_average_pooling_op);
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if (status == xnn_status_unsupported_hardware) {
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GTEST_SKIP();
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}
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ASSERT_EQ(xnn_status_success, status);
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ASSERT_NE(nullptr, global_average_pooling_op);
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// Smart pointer to automatically delete global_average_pooling_op.
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std::unique_ptr<xnn_operator, decltype(&xnn_delete_operator)> auto_global_average_pooling_op(global_average_pooling_op, xnn_delete_operator);
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ASSERT_EQ(xnn_status_success,
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xnn_setup_global_average_pooling_nwc_f32(
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global_average_pooling_op,
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batch_size(), width(),
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input.data(), output.data(),
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nullptr /* thread pool */));
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ASSERT_EQ(xnn_status_success,
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xnn_run_operator(global_average_pooling_op, nullptr /* thread pool */));
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|
|
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// Verify results.
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for (size_t i = 0; i < batch_size(); i++) {
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|
for (size_t c = 0; c < channels(); c++) {
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ASSERT_LE(output[i * output_stride() + c], output_max);
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ASSERT_GE(output[i * output_stride() + c], output_min);
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ASSERT_NEAR(output[i * output_stride() + c], output_ref[i * channels() + c], std::abs(output_ref[i * channels() + c]) * 1.0e-6f)
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|
<< "at batch index " << i << " / " << batch_size()
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|
<< ", channel " << c << " / " << channels();
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|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void TestNCWxF32() const {
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std::random_device random_device;
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|
auto rng = std::mt19937(random_device());
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auto f32rng = std::bind(std::uniform_real_distribution<float>(), rng);
|
|
|
|
std::vector<float> input(batch_size() * channels() * width() + XNN_EXTRA_BYTES / sizeof(float));
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|
std::vector<float> output(batch_size() * channels());
|
|
std::vector<float> output_ref(batch_size() * channels());
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|
for (size_t iteration = 0; iteration < iterations(); iteration++) {
|
|
std::generate(input.begin(), input.end(), std::ref(f32rng));
|
|
std::fill(output.begin(), output.end(), std::nanf(""));
|
|
|
|
// Compute reference results, without clamping.
|
|
for (size_t i = 0; i < batch_size(); i++) {
|
|
for (size_t j = 0; j < channels(); j++) {
|
|
float acc = 0.0f;
|
|
for (size_t k = 0; k < width(); k++) {
|
|
acc += input[(i * channels() + j) * width() + k];
|
|
}
|
|
output_ref[i * channels() + j] = acc / float(width());
|
|
}
|
|
}
|
|
|
|
// Compute clamping parameters.
|
|
const float accumulated_min = *std::min_element(output_ref.cbegin(), output_ref.cend());
|
|
const float accumulated_max = *std::max_element(output_ref.cbegin(), output_ref.cend());
|
|
const float accumulated_range = accumulated_max - accumulated_min;
|
|
const float output_min = accumulated_range == 0.0f ?
|
|
-std::numeric_limits<float>::infinity() :
|
|
accumulated_min + accumulated_range / 255.0f * float(qmin());
|
|
const float output_max = accumulated_range == 0.0f ?
|
|
+std::numeric_limits<float>::infinity() :
|
|
accumulated_max - accumulated_range / 255.0f * float(255 - qmax());
|
|
|
|
// Clamp reference results.
|
|
for (float& value : output_ref) {
|
|
value = std::max(std::min(value, output_max), output_min);
|
|
}
|
|
|
|
// Create, setup, run, and destroy Global Average Pooling operator.
|
|
ASSERT_EQ(xnn_status_success, xnn_initialize(nullptr /* allocator */));
|
|
xnn_operator_t global_average_pooling_op = nullptr;
|
|
|
|
xnn_status status = xnn_create_global_average_pooling_ncw_f32(
|
|
channels(), output_min, output_max,
|
|
0, &global_average_pooling_op);
|
|
if (status == xnn_status_unsupported_parameter) {
|
|
GTEST_SKIP();
|
|
}
|
|
ASSERT_EQ(xnn_status_success, status);
|
|
|
|
// Smart pointer to automatically delete global_average_pooling_op.
|
|
std::unique_ptr<xnn_operator, decltype(&xnn_delete_operator)> auto_global_average_pooling_op(global_average_pooling_op, xnn_delete_operator);
|
|
|
|
ASSERT_EQ(xnn_status_success,
|
|
xnn_setup_global_average_pooling_ncw_f32(
|
|
global_average_pooling_op,
|
|
batch_size(), width(),
|
|
input.data(), output.data(),
|
|
nullptr /* thread pool */));
|
|
|
|
ASSERT_EQ(xnn_status_success,
|
|
xnn_run_operator(global_average_pooling_op, nullptr /* thread pool */));
|
|
|
|
// Verify results.
|
|
for (size_t i = 0; i < batch_size(); i++) {
|
|
for (size_t c = 0; c < channels(); c++) {
|
|
ASSERT_LE(output[i * channels() + c], output_max);
|
|
ASSERT_GE(output[i * channels() + c], output_min);
|
|
ASSERT_NEAR(output[i * channels() + c], output_ref[i * channels() + c], std::abs(output_ref[i * channels() + c]) * 1.0e-5f)
|
|
<< "at batch index " << i << " / " << batch_size()
|
|
<< ", channel " << c << " / " << channels();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private:
|
|
size_t batch_size_{1};
|
|
size_t width_{1};
|
|
size_t channels_{1};
|
|
size_t input_stride_{0};
|
|
size_t output_stride_{0};
|
|
float input_scale_{1.0f};
|
|
float output_scale_{1.0f};
|
|
uint8_t input_zero_point_{121};
|
|
uint8_t output_zero_point_{133};
|
|
uint8_t qmin_{0};
|
|
uint8_t qmax_{255};
|
|
size_t iterations_{1};
|
|
};
|