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Build sampled instruction pointers map for symbols.

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This commit is contained in:
Bartosz Taudul 2020-03-24 23:54:30 +01:00
parent f45276a596
commit 4068ab30e8
2 changed files with 64 additions and 3 deletions
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65
server/TracyWorker.cpp
View File

@ -4898,8 +4898,45 @@ void Worker::ProcessCallstackSample( const QueueCallstackSample& ev )
}
#ifndef TRACY_NO_STATISTICS
int gcnt = 0;
const auto& cs = GetCallstack( m_pendingCallstackId );
{
auto& ip = cs[0];
auto frame = GetCallstackFrame( ip );
if( frame )
{
const auto symAddr = frame->data[0].symAddr;
auto it = m_data.instructionPointersMap.find( symAddr );
if( it == m_data.instructionPointersMap.end() )
{
m_data.instructionPointersMap.emplace( symAddr, unordered_flat_map<CallstackFrameId, uint32_t, CallstackFrameIdHash, CallstackFrameIdCompare> { { ip, 1 } } );
}
else
{
auto fit = it->second.find( ip );
if( fit == it->second.end() )
{
it->second.emplace( ip, 1 );
}
else
{
fit->second++;
}
}
}
else
{
auto it = m_data.pendingInstructionPointers.find( ip );
if( it == m_data.pendingInstructionPointers.end() )
{
m_data.pendingInstructionPointers.emplace( ip, 1 );
}
else
{
it->second++;
}
}
}
int gcnt = 0;
int idx = cs.size() - 1;
auto vec = &td->ghostZones;
do
@ -5049,10 +5086,32 @@ void Worker::ProcessCallstackFrame( const QueueCallstackFrame& ev )
Query( ServerQuerySymbol, ev.symAddr );
}
const auto frameId = PackPointer( m_callstackFrameStagingPtr );
#ifndef TRACY_NO_STATISTICS
auto it = m_data.pendingInstructionPointers.find( frameId );
if( it != m_data.pendingInstructionPointers.end() )
{
if( ev.symAddr != 0 )
{
auto sit = m_data.instructionPointersMap.find( ev.symAddr );
if( sit == m_data.instructionPointersMap.end() )
{
m_data.instructionPointersMap.emplace( ev.symAddr, unordered_flat_map<CallstackFrameId, uint32_t, CallstackFrameIdHash, CallstackFrameIdCompare> { { it->first, it->second } } );
}
else
{
assert( sit->second.find( it->first ) == sit->second.end() );
sit->second.emplace( it->first, it->second );
}
}
m_data.pendingInstructionPointers.erase( it );
}
#endif
if( --m_pendingCallstackSubframes == 0 )
{
assert( m_data.callstackFrameMap.find( PackPointer( m_callstackFrameStagingPtr ) ) == m_data.callstackFrameMap.end() );
m_data.callstackFrameMap.emplace( PackPointer( m_callstackFrameStagingPtr ), m_callstackFrameStaging );
assert( m_data.callstackFrameMap.find( frameId ) == m_data.callstackFrameMap.end() );
m_data.callstackFrameMap.emplace( frameId, m_callstackFrameStaging );
m_callstackFrameStaging = nullptr;
}
}

2
server/TracyWorker.hpp
View File

@ -231,6 +231,8 @@ private:
unordered_flat_map<CallstackFrameId, CallstackFrameData*, CallstackFrameIdHash, CallstackFrameIdCompare> parentCallstackFrameMap;
unordered_flat_map<CallstackFrameData*, CallstackFrameId, RevFrameHash, RevFrameComp> revParentFrameMap;
unordered_flat_map<uint32_t, uint32_t> postponedSamples;
unordered_flat_map<CallstackFrameId, uint32_t, CallstackFrameIdHash, CallstackFrameIdCompare> pendingInstructionPointers;
unordered_flat_map<uint64_t, unordered_flat_map<CallstackFrameId, uint32_t, CallstackFrameIdHash, CallstackFrameIdCompare>> instructionPointersMap;
bool newFramesWereReceived = false;
bool callstackSamplesReady = false;
bool ghostZonesReady = false;