forked from huawei/mindspore2022
344 lines
12 KiB
C++
344 lines
12 KiB
C++
/**
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* Copyright 2020-2021 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <cmath>
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#include <algorithm>
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#include <limits>
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#include <memory>
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#include <bitset>
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#include <tuple>
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#include <type_traits>
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#include "debug/debugger/tensor_summary.h"
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#ifdef OFFLINE_DBG_MODE
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#include "base/float16.h"
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#include "offline_debug/offline_logger.h"
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#endif
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#ifdef ONLINE_DBG_MODE
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namespace mindspore {
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#endif
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using CONDITION_TYPE = DebugServices::CONDITION_TYPE;
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RangeCountCalculator::RangeCountCalculator()
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: range_start_inclusive(-std::numeric_limits<double>::infinity()),
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range_end_inclusive(std::numeric_limits<double>::infinity()),
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count(0),
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total(0) {}
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void RangeCountCalculator::ProcessElement(double element) {
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count += (element >= range_start_inclusive && element <= range_end_inclusive);
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total += 1;
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}
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double RangeCountCalculator::GetPercentInRange() const {
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if (total == 0) {
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return 0.0;
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}
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const double factor = 100.0;
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return factor * count / total;
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}
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AllCloseCalculator::AllCloseCalculator() : atol(1.0e-8), rtol(1.0e-5), result(true) {}
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void AllCloseCalculator::ProcessElement(double current, double previous) {
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result = result && (std::abs(current - previous) <= (atol + rtol * std::abs(previous)));
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}
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bool AllCloseCalculator::IsAllClose() const { return result; }
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MeanCalculator::MeanCalculator() : mean(0.0), count(0) {}
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void MeanCalculator::ProcessElement(double value) {
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count += 1;
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double delta = value - mean;
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mean += delta / count;
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}
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double MeanCalculator::GetMean() const { return mean; }
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VarianceAndMeanCalculator::VarianceAndMeanCalculator() : mean(0.0), count(0), m2(0.0) {}
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void VarianceAndMeanCalculator::ProcessElement(double value) {
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count += 1;
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double delta = value - mean;
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mean += delta / count;
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m2 += delta * (value - mean);
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}
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double VarianceAndMeanCalculator::GetMean() const { return mean; }
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double VarianceAndMeanCalculator::GetVariance() const {
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if (count > 1) {
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return m2 / (count - 1);
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} else {
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return 0.0;
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}
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}
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double VarianceAndMeanCalculator::GetStandardDeviation() { return sqrt(GetVariance()); }
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template <typename T>
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TensorSummary<T>::TensorSummary(void *current_tensor_ptr, void *const previous_tensor_ptr, uint32_t num_elements,
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uint32_t prev_num_elements)
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: current_tensor_ptr_(reinterpret_cast<T *>(current_tensor_ptr)),
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prev_tensor_ptr_(reinterpret_cast<T *>(previous_tensor_ptr)),
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num_elements_(num_elements),
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prev_num_elements_(prev_num_elements),
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min_(std::numeric_limits<double>::max()),
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max_(std::numeric_limits<double>::lowest()),
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avg_(0.0),
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is_bool_(false),
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neg_zero_count_(0),
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pos_zero_count_(0),
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pos_inf_count_(0),
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neg_inf_count_(0),
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inf_count_(0),
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nan_count_(0),
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zero_count_(0),
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epsilon_(1.0e-9),
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mean_sd_cal_enabled_(false) {}
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template <typename T>
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void TensorSummary<T>::SummarizeTensor(const std::vector<DebugServices::watchpoint_t> &wps) {
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InitCalculators(wps);
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for (size_t i = 0; i < num_elements_; ++i) {
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auto current_value = static_cast<double>(current_tensor_ptr_[i]);
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double previous_value = std::numeric_limits<double>::quiet_NaN();
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if (prev_tensor_ptr_) {
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if (num_elements_ == prev_num_elements_) {
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previous_value = static_cast<double>(prev_tensor_ptr_[i]);
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} else {
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MS_LOG(DEBUG) << "Current and previous tensor are not the same size.";
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}
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}
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inf_count_ += std::isinf(current_value);
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nan_count_ += std::isnan(current_value);
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zero_count_ += (current_value == 0);
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max_ = std::max(max_, current_value);
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min_ = std::min(min_, current_value);
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if (mean_sd_cal_enabled_) {
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current_mean_variance_.ProcessElement(current_value);
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}
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for (auto &it : all_close_) {
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it.second->ProcessElement(current_value, previous_value);
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}
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for (auto &range_count : range_counts_) {
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range_count.second->ProcessElement(current_value);
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}
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for (auto &mean : means_) {
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if (mean.first == "curr_prev_diff_mean") {
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mean.second->ProcessElement(std::abs(current_value - previous_value));
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} else if (mean.first == "abs_prev_mean") {
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mean.second->ProcessElement(std::abs(previous_value));
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} else if (mean.first == "abs_current_mean") {
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mean.second->ProcessElement(std::abs(current_value));
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}
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}
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}
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}
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template <typename T>
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void TensorSummary<T>::TensorStatistics(DbgDataType dtype_value) {
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if (dtype_value == DT_BOOL) {
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is_bool_ = true;
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}
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double sum_elements = 0.0;
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for (size_t i = 0; i < num_elements_; ++i) {
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auto current_value = static_cast<double>(current_tensor_ptr_[i]);
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if (std::isinf(current_value)) {
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if (current_value > 0) {
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pos_inf_count_ += 1;
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} else {
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neg_inf_count_ += 1;
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}
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}
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zero_count_ += (current_value == 0);
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nan_count_ += std::isnan(current_value);
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if (!(std::isnan(current_value) || std::isinf(current_value))) {
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// only considering tensor elements with value
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if (std::signbit(current_value) && !(current_value == 0)) {
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neg_zero_count_ += 1;
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} else if (!(current_value == 0)) {
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pos_zero_count_ += 1;
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}
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max_ = std::max(max_, current_value);
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min_ = std::min(min_, current_value);
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sum_elements += current_value;
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}
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}
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int value_count = zero_count_ + neg_zero_count_ + pos_zero_count_;
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avg_ = sum_elements / value_count;
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}
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template <typename T>
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std::tuple<bool, int, std::vector<DebugServices::parameter_t>> TensorSummary<T>::IsWatchpointHit(
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DebugServices::watchpoint_t wp) {
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auto parameter_list = wp.parameter_list;
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bool hit = false;
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const uint8_t bit_size = 32;
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std::bitset<bit_size> error_code;
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CONDITION_TYPE type = wp.condition.type;
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// bit 0 denotes presence of nan
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error_code.set(0, nan_count_ > 0);
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// bit 1 denotes presence of inf
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error_code.set(1, inf_count_ > 0);
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if (type == CONDITION_TYPE::HAS_NAN) {
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error_code.reset();
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hit = nan_count_ > 0;
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} else if (type == CONDITION_TYPE::HAS_INF) {
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error_code.reset();
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hit = inf_count_ > 0;
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} else if (type == CONDITION_TYPE::GENERAL_OVERFLOW) {
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error_code.reset();
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hit = (nan_count_ + inf_count_) > 0;
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} else if (type == CONDITION_TYPE::NOT_CHANGED && prev_tensor_ptr_ && error_code.none()) {
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hit = all_close_[wp.id]->IsAllClose();
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} else if ((type == CONDITION_TYPE::NOT_CHANGED || type == CONDITION_TYPE::CHANGE_TOO_LARGE ||
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type == CONDITION_TYPE::CHANGE_TOO_SMALL) &&
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!prev_tensor_ptr_) {
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// bit 2 denotes absence of previous tensor
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error_code.set(2, true);
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}
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if (error_code.none()) {
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for (auto ¶meter : parameter_list) {
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if (parameter.disabled || error_code.any()) {
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continue;
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}
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// extract inequality type from watchpoint for backward compatibility
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std::string inequality_type;
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if (wp.is_gt_wp()) {
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inequality_type = "gt";
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} else if (wp.is_lt_wp()) {
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inequality_type = "lt";
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}
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parameter.Evaluate(StatLookup(parameter.name, wp), inequality_type);
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hit = hit || parameter.hit;
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}
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}
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return std::make_tuple(hit, static_cast<int32_t>(error_code.to_ulong()), parameter_list);
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}
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template <typename T>
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double_t TensorSummary<T>::StatLookup(const std::string ¶meter_name, const DebugServices::watchpoint_t &wp) {
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if (parameter_name == "param") return StatLookup(wp);
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std::string param_type;
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auto pos = parameter_name.find_last_of('_');
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if (pos != std::string::npos) {
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param_type = parameter_name.substr(0, pos);
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}
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if (param_type == "max") {
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return max_;
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} else if (param_type == "min") {
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return min_;
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} else if (param_type == "max_min") {
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return max_ - min_;
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} else if (param_type == "mean") {
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return current_mean_variance_.GetMean();
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} else if (param_type == "sd") {
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return current_mean_variance_.GetStandardDeviation();
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} else if (param_type == "abs_mean") {
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if (means_.find("abs_current_mean") != means_.end()) {
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return means_["abs_current_mean"]->GetMean();
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}
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} else if (param_type == "abs_mean_update_ratio" && prev_tensor_ptr_) {
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if (means_.find("curr_prev_diff_mean") != means_.end() && means_.find("abs_prev_mean") != means_.end()) {
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return means_["curr_prev_diff_mean"]->GetMean() / (means_["abs_prev_mean"]->GetMean() + epsilon_);
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}
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} else if (param_type == "range_percentage") {
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if (range_counts_.find(wp.id) != range_counts_.end()) {
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return range_counts_[wp.id]->GetPercentInRange();
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}
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} else if (param_type == "zero_percentage") {
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return GetZeroValPercent();
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}
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return std::numeric_limits<double_t>::quiet_NaN();
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}
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template <typename T>
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double_t TensorSummary<T>::StatLookup(const DebugServices::watchpoint_t &wp) {
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CONDITION_TYPE type = wp.condition.type;
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if (type == CONDITION_TYPE::MAX_LT || type == CONDITION_TYPE::MAX_GT) {
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return max_;
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} else if (type == CONDITION_TYPE::MIN_LT || type == CONDITION_TYPE::MIN_GT) {
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return min_;
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} else if (type == CONDITION_TYPE::MEAN_LT || type == CONDITION_TYPE::MEAN_GT) {
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return current_mean_variance_.GetMean();
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} else if (type == CONDITION_TYPE::SD_LT || type == CONDITION_TYPE::SD_GT) {
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return current_mean_variance_.GetStandardDeviation();
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} else if (type == CONDITION_TYPE::MAX_MIN_GT || type == CONDITION_TYPE::MAX_MIN_LT) {
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return max_ - min_;
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}
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return std::numeric_limits<double_t>::quiet_NaN();
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}
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template <typename T>
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double_t TensorSummary<T>::GetZeroValPercent() {
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if (num_elements_ == 0) {
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return 0;
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}
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return (zero_count_ * 100.0) / num_elements_;
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}
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template <typename T>
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void TensorSummary<T>::InitCalculators(const std::vector<DebugServices::watchpoint_t> &wps) {
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for (auto &wp : wps) {
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auto wp_id = wp.id;
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mean_sd_cal_enabled_ = mean_sd_cal_enabled_ || wp.mean_sd_enabled();
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if (wp.allclose_enabled() && prev_tensor_ptr_) {
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all_close_[wp_id] = std::make_unique<AllCloseCalculator>();
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if (!wp.parameter_list[0].disabled) {
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all_close_[wp_id]->set_atol(wp.parameter_list[0].value);
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}
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if (!wp.parameter_list[1].disabled) {
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all_close_[wp_id]->set_rtol(wp.parameter_list[1].value);
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}
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} else if (wp.range_enabled()) {
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range_counts_[wp_id] = std::make_unique<RangeCountCalculator>();
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if (!wp.parameter_list[0].disabled) {
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range_counts_[wp_id]->set_range_start_inclusive(wp.parameter_list[0].value);
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}
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if (!wp.parameter_list[1].disabled) {
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range_counts_[wp_id]->set_range_end_inclusive(wp.parameter_list[1].value);
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}
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} else if (wp.tensor_update_ratio_mean_enabled() && prev_tensor_ptr_) {
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means_.insert({"curr_prev_diff_mean", std::make_unique<MeanCalculator>()});
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means_.insert({"abs_prev_mean", std::make_unique<MeanCalculator>()});
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} else if (wp.abs_mean_enabled()) {
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means_.insert({"abs_current_mean", std::make_unique<MeanCalculator>()});
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}
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}
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}
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template class TensorSummary<uint8_t>;
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template class TensorSummary<int8_t>;
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template class TensorSummary<uint16_t>;
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template class TensorSummary<int16_t>;
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template class TensorSummary<uint32_t>;
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template class TensorSummary<int32_t>;
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template class TensorSummary<uint64_t>;
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template class TensorSummary<int64_t>;
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template class TensorSummary<float16>;
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template class TensorSummary<float>;
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template class TensorSummary<double>;
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template class TensorSummary<bool>;
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#ifdef ONLINE_DBG_MODE
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} // namespace mindspore
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#endif
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