Files
react-native/ReactCommon/react/renderer/debug/SystraceSection.h
T
David Vacca 3093010ea5 move fabric to ReactCommon/react/renderer
Summary:
This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer
As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice

Script: P137350694

changelog: [internal] internal refactor

Reviewed By: fkgozali

Differential Revision: D22852139

fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
2020-07-31 13:34:29 -07:00

52 lines
1.4 KiB
C++

/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#pragma once
#ifdef WITH_FBSYSTRACE
#include <fbsystrace.h>
#endif
namespace facebook {
namespace react {
/**
* This is a convenience class to avoid lots of verbose profiling
* #ifdefs. If WITH_FBSYSTRACE is not defined, the optimizer will
* remove this completely. If it is defined, it will behave as
* FbSystraceSection, with the right tag provided. Use two separate classes to
* to ensure that the ODR rule isn't violated, that is, if WITH_FBSYSTRACE has
* different values in different files, there is no inconsistency in the sizes
* of defined symbols.
*/
#ifdef WITH_FBSYSTRACE
struct ConcreteSystraceSection {
public:
template <typename... ConvertsToStringPiece>
explicit ConcreteSystraceSection(
const char *name,
ConvertsToStringPiece &&... args)
: m_section(TRACE_TAG_REACT_CXX_BRIDGE, name, args...) {}
private:
fbsystrace::FbSystraceSection m_section;
};
using SystraceSection = ConcreteSystraceSection;
#else
struct DummySystraceSection {
public:
template <typename... ConvertsToStringPiece>
explicit DummySystraceSection(
const char *name,
ConvertsToStringPiece &&... args) {}
};
using SystraceSection = DummySystraceSection;
#endif
} // namespace react
} // namespace facebook