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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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.
*/
#ifndef __ONERT_UTIL_EVENT_COLLECTOR_H__
#define __ONERT_UTIL_EVENT_COLLECTOR_H__
#include "EventRecorder.h"
#include "util/TracingCtx.h"
#include <string>
#include <utility>
#include <vector>
class EventCollector
{
public:
enum class Edge
{
BEGIN,
END
};
struct SubgEvent;
struct OpEvent;
class EventVisitor
{
public:
virtual ~EventVisitor() = default;
virtual std::unique_ptr<DurationEvent> visit(const SubgEvent &, const std::string &) const
{
throw std::runtime_error("Please implement");
}
virtual std::unique_ptr<DurationEvent> visit(const OpEvent &, const std::string &) const
{
throw std::runtime_error("Please implement");
}
};
struct Event
{
const onert::util::TracingCtx *tracing_ctx;
Edge edge;
uint32_t session_index;
uint32_t subg_index;
// user-defined data: pairs of (key, value)
std::vector<std::pair<std::string, std::string>> userData;
protected:
Event(const onert::util::TracingCtx *a_tracing_ctx, Edge a_edge, uint32_t a_subg_index)
: tracing_ctx(a_tracing_ctx), edge(a_edge), session_index(tracing_ctx->getSessionId()),
subg_index(a_subg_index)
{ /* empty */
}
virtual ~Event() = default;
};
struct SubgEvent : public Event
{
// constructor for subgraph start and end event
SubgEvent(const onert::util::TracingCtx *a_tracing_ctx, Edge a_edge, uint32_t a_subg_index)
: Event(a_tracing_ctx, a_edge, a_subg_index)
{ /* empty */
}
};
// TODO Rename this to OperationEvent
struct OpSeqEvent : public Event
{
std::string backend;
uint32_t op_index;
std::string op_name;
OpSeqEvent(const onert::util::TracingCtx *a_tracing_ctx, Edge a_edge, uint32_t a_subg_index,
const std::string a_backend, uint32_t a_op_index, const std::string a_op_name)
: Event(a_tracing_ctx, a_edge, a_subg_index)
{
backend.assign(a_backend);
op_index = a_op_index;
op_name.assign(a_op_name);
}
};
public:
EventCollector(EventRecorder *rec) : _rec{rec}
{
// DO NOTHING
}
public:
template <typename EventT> void onEvent(const EventT &event);
protected:
EventRecorder *_rec;
};
#endif // __ONERT_UTIL_EVENT_COLLECTOR_H__
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