Calculate per-symbol sample time list.

This is for loaded traces. Real time capture will be implemented later.
This commit is contained in:
Bartosz Taudul 2020-08-07 19:05:04 +02:00
parent 87e7cba289
commit aa8b60a824
2 changed files with 34 additions and 0 deletions

View File

@ -1670,6 +1670,39 @@ Worker::Worker( FileRead& f, EventType::Type eventMask, bool bgTasks )
m_data.ghostZonesReady = true;
m_data.ghostCnt = gcnt;
} ) );
jobs.emplace_back( std::thread( [this] {
for( auto& t : m_data.threads )
{
for( auto& v : t->samples )
{
const auto& time = v.time;
const auto cs = v.callstack.Val();
const auto& callstack = GetCallstack( cs );
auto& ip = callstack[0];
auto frame = GetCallstackFrame( ip );
if( frame )
{
const auto symAddr = frame->data[0].symAddr;
auto it = m_data.symbolSamples.find( symAddr );
if( it == m_data.symbolSamples.end() )
{
m_data.symbolSamples.emplace( symAddr, Vector<Int48>( time ) );
}
else
{
it->second.push_back( time );
}
}
}
}
for( auto& v : m_data.symbolSamples )
{
pdqsort_branchless( v.second.begin(), v.second.end(), []( const auto& lhs, const auto& rhs ) { return lhs.Val() < rhs.Val(); } );
}
std::lock_guard<std::shared_mutex> lock( m_data.lock );
m_data.symbolSamplesReady = true;
} ) );
}
for( auto& job : jobs ) job.join();

View File

@ -288,6 +288,7 @@ private:
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;
unordered_flat_map<uint64_t, Vector<Int48>> symbolSamples;
bool newFramesWereReceived = false;
bool callstackSamplesReady = false;
bool ghostZonesReady = false;