You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
100 lines
2.3 KiB
100 lines
2.3 KiB
/* Copyright (c) 2016 Baidu, Inc. All Rights Reserve.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License. */
|
|
|
|
#pragma once
|
|
|
|
#include <stack>
|
|
|
|
#include "ThreadLocal.h"
|
|
|
|
namespace paddle {
|
|
|
|
/**
|
|
* A ThreadLocal stack for tracing train/test process.
|
|
* (More details of ThreadLocal can be find
|
|
* in the comments of ThreadLocal class.)
|
|
*
|
|
* For example.
|
|
* @code{.cpp}
|
|
*
|
|
* paddle::CustomStackTrace<std::string> stack;
|
|
* PASS_TEST=0;
|
|
* for (auto& layer : layers){
|
|
* stack.push(layer->getName());
|
|
* layer->forward(passType);
|
|
* }
|
|
* for (auto& layer : layers){
|
|
* layer->backward(passType);
|
|
* stack.pop(layer->getName());
|
|
* }
|
|
*
|
|
* if(passType == PASS_TEST) {
|
|
* stack.clear();
|
|
* }
|
|
* else {
|
|
* stack.dump([](const std::string& layername){
|
|
* LOG(INFO) << "LayerName: " << layername;
|
|
* })
|
|
* }
|
|
*
|
|
*
|
|
* @endcode
|
|
*/
|
|
template <typename T>
|
|
class CustomStackTrace{
|
|
public:
|
|
/**
|
|
* @brief Pop out an item from the top of the stack. For safety the item
|
|
* will be poped should equal to ip.
|
|
*/
|
|
void pop(const T& ip) {
|
|
auto& p = *logstack_;
|
|
CHECK_EQ(ip, p.top());
|
|
p.pop();
|
|
}
|
|
/**
|
|
* @brief Empty the stack by sequence from top to button.
|
|
* @param[in] callback A function deal with each item while dumping.
|
|
* It must have and only have a in parameter which is the stack item.
|
|
*/
|
|
template <typename Callback>
|
|
void dump(Callback callback) {
|
|
auto& p = *logstack_;
|
|
while (!p.empty()) {
|
|
callback(p.top());
|
|
p.pop();
|
|
}
|
|
}
|
|
/**
|
|
* @brief Only empty the stack.
|
|
*/
|
|
void clear() {
|
|
dump([](const T& ip){});
|
|
}
|
|
/**
|
|
* @brief Push item ip to the top of the stack.
|
|
*/
|
|
void push(const T& ip) {
|
|
auto& p = *logstack_;
|
|
p.push(ip);
|
|
}
|
|
|
|
private:
|
|
ThreadLocalD<std::stack<T> > logstack_;
|
|
};
|
|
|
|
extern CustomStackTrace<std::string> gLayerStackTrace;
|
|
|
|
} // namespace paddle
|