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Introduce View::IsZoneReentry()

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These two methods can search a timeline to determine whether
a given ZoneEvent is the only appearance of the given zone
on the current thread stack, or a re-entry.
This commit is contained in:
Terence Rokop 2021-06-05 11:01:05 -07:00
parent 32b1e8dcb0
commit 0a8ec09566
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GPG Key ID: FB9F472D903AD4FD
2 changed files with 89 additions and 0 deletions
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87
server/TracyView.cpp
View File

@ -17523,6 +17523,93 @@ const ZoneEvent* View::GetZoneParent( const ZoneEvent& zone, uint64_t tid ) cons
return nullptr;
}
bool View::IsZoneReentry( const ZoneEvent& zone ) const
{
#ifndef TRACY_NO_STATISTICS
if( m_worker.AreSourceLocationZonesReady() )
{
auto& slz = m_worker.GetZonesForSourceLocation( zone.SrcLoc() );
if( !slz.zones.empty() )
{
auto it = std::lower_bound( slz.zones.begin(), slz.zones.end(), zone.Start(), [] ( const auto& lhs, const auto& rhs ) { return lhs.Zone()->Start() < rhs; } );
if( it != slz.zones.end() && it->Zone() == &zone )
{
return IsZoneReentry( zone, m_worker.DecompressThread( it->Thread() ) );
}
}
}
#endif
for( const auto& thread : m_worker.GetThreadData() )
{
const ZoneEvent* parent = nullptr;
const Vector<short_ptr<ZoneEvent>>* timeline = &thread->timeline;
if( timeline->empty() ) continue;
for(;;)
{
if( timeline->is_magic() )
{
auto vec = (Vector<ZoneEvent>*)timeline;
auto it = std::upper_bound( vec->begin(), vec->end(), zone.Start(), [] ( const auto& l, const auto& r ) { return l < r.Start(); } );
if( it != vec->begin() ) --it;
if( zone.IsEndValid() && it->Start() > zone.End() ) break;
if( it == &zone ) return false;
if( !it->HasChildren() ) break;
parent = it;
if (parent->SrcLoc() == zone.SrcLoc() ) return true;
timeline = &m_worker.GetZoneChildren( parent->Child() );
}
else
{
auto it = std::upper_bound( timeline->begin(), timeline->end(), zone.Start(), [] ( const auto& l, const auto& r ) { return l < r->Start(); } );
if( it != timeline->begin() ) --it;
if( zone.IsEndValid() && (*it)->Start() > zone.End() ) break;
if( *it == &zone ) return false;
if( !(*it)->HasChildren() ) break;
parent = *it;
if (parent->SrcLoc() == zone.SrcLoc() ) return true;
timeline = &m_worker.GetZoneChildren( parent->Child() );
}
}
}
return false;
}
bool View::IsZoneReentry( const ZoneEvent& zone, uint64_t tid ) const
{
const auto thread = m_worker.GetThreadData( tid );
const ZoneEvent* parent = nullptr;
const Vector<short_ptr<ZoneEvent>>* timeline = &thread->timeline;
if( timeline->empty() ) return false;
for(;;)
{
if( timeline->is_magic() )
{
auto vec = (Vector<ZoneEvent>*)timeline;
auto it = std::upper_bound( vec->begin(), vec->end(), zone.Start(), [] ( const auto& l, const auto& r ) { return l < r.Start(); } );
if( it != vec->begin() ) --it;
if( zone.IsEndValid() && it->Start() > zone.End() ) break;
if( it == &zone ) return false;
if( !it->HasChildren() ) break;
parent = it;
if (parent->SrcLoc() == zone.SrcLoc() ) return true;
timeline = &m_worker.GetZoneChildren( parent->Child() );
}
else
{
auto it = std::upper_bound( timeline->begin(), timeline->end(), zone.Start(), [] ( const auto& l, const auto& r ) { return l < r->Start(); } );
if( it != timeline->begin() ) --it;
if( zone.IsEndValid() && (*it)->Start() > zone.End() ) break;
if( *it == &zone ) return false;
if( !(*it)->HasChildren() ) break;
parent = *it;
if (parent->SrcLoc() == zone.SrcLoc() ) return true;
timeline = &m_worker.GetZoneChildren( parent->Child() );
}
}
return false;
}
const GpuEvent* View::GetZoneParent( const GpuEvent& zone ) const
{
for( const auto& ctx : m_worker.GetGpuData() )

2
server/TracyView.hpp
View File

@ -250,6 +250,8 @@ private:
const ZoneEvent* GetZoneParent( const ZoneEvent& zone ) const;
const ZoneEvent* GetZoneParent( const ZoneEvent& zone, uint64_t tid ) const;
bool IsZoneReentry( const ZoneEvent& zone ) const;
bool IsZoneReentry( const ZoneEvent& zone, uint64_t tid ) const;
const GpuEvent* GetZoneParent( const GpuEvent& zone ) const;
const ThreadData* GetZoneThreadData( const ZoneEvent& zone ) const;
uint64_t GetZoneThread( const ZoneEvent& zone ) const;