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/*
* Copyright (c) 2020 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ARM_COMPUTE_TRACEPOINT_H
#define ARM_COMPUTE_TRACEPOINT_H
#include <string>
#include <type_traits>
#include <vector>
namespace arm_compute
{
#ifdef ARM_COMPUTE_TRACING_ENABLED
#define CREATE_TRACEPOINT(...) TracePoint __tp(__VA_ARGS__)
/** Class used to dump configuration values in functions and kernels */
class TracePoint final
{
public:
/** Layer types */
enum class Layer
{
CORE,
RUNTIME
};
/** struct describing the arguments for a tracepoint */
struct Args final
{
std::vector<std::string> args{};
};
/** Constructor
*
* @param[in] source type of layer for the tracepoint
* @param[in] class_name the name of the class creating the tracepoint
* @param[in] object a pointer to the actual object owning the tracepoint
* @param[in] args a struct describing all the arguments used in the call to the configure() method
*
*/
TracePoint(Layer source, const std::string &class_name, void *object, Args &&args);
/** Destructor */
~TracePoint();
private:
static int g_depth; /**< current depth */
int _depth; /**< tracepoint depth */
};
/** Operator to write an argument to a @ref TracePoint
*
* @param[in] tp Tracepoint to be used for writing
* @param[in] arg Argument to be written in the tracepoint
*
* @return A referece to the updated tracepoint
*/
template <typename T>
TracePoint::Args &&operator<<(typename std::enable_if < !std::is_pointer<T>::value, TracePoint::Args >::type &&tp, const T &arg);
template <typename T>
TracePoint::Args &&operator<<(TracePoint::Args &&tp, const T *arg);
#define CONST_REF_CLASS(type) \
template <> \
TracePoint::Args &&operator<<(TracePoint::Args &&tp, const type &arg) \
{ \
ARM_COMPUTE_UNUSED(tp); \
tp.args.push_back(#type "(" + to_string(arg) + ")"); \
return std::move(tp); \
}
#define CONST_PTR_ADDRESS(type) \
template <> \
TracePoint::Args &&operator<<(TracePoint::Args &&tp, const type *arg) \
{ \
ARM_COMPUTE_UNUSED(tp); \
tp.args.push_back(#type "*(" + to_ptr_string(arg) + ")"); \
return std::move(tp); \
}
#define CONST_PTR_CLASS(type) \
template <> \
TracePoint::Args &&operator<<(TracePoint::Args &&tp, const type *arg) \
{ \
ARM_COMPUTE_UNUSED(tp); \
if(arg) \
tp.args.push_back(#type "(" + to_string(*arg) + ")"); \
else \
tp.args.push_back(#type "( nullptr )"); \
return std::move(tp); \
}
#define CONST_REF_SIMPLE(type) \
template <> \
TracePoint::Args &&operator<<(TracePoint::Args &&tp, const type &arg) \
{ \
ARM_COMPUTE_UNUSED(tp); \
tp.args.push_back(#type "(" + support::cpp11::to_string(arg) + ")"); \
return std::move(tp); \
}
#define TRACE_TO_STRING(type) \
std::string to_string(const type &arg) \
{ \
ARM_COMPUTE_UNUSED(arg); \
return ""; \
}
#else /* ARM_COMPUTE_TRACING_ENABLED */
#define CREATE_TRACEPOINT(...)
#define CONST_REF_CLASS(type)
#define CONST_PTR_ADDRESS(type)
#define CONST_PTR_CLASS(type)
#define CONST_REF_SIMPLE(type)
#define TRACE_TO_STRING(type)
#endif /* ARM_COMPUTE_TRACING_ENABLED */
} //namespace arm_compute
#endif /* ARM_COMPUTE_TRACEPOINT_H */
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