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Optimize UpdateLockCount.

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This commit is contained in:
Bartosz Taudul 2017-11-19 19:35:16 +01:00
parent c1a79c0622
commit 19db1a3f1f
1 changed files with 25 additions and 10 deletions
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35
server/TracyView.cpp
View File

@ -1165,15 +1165,30 @@ void View::InsertLockEvent( LockMap& lockmap, LockEvent* lev, uint64_t thread )
void View::UpdateLockCount( LockMap& lockmap, size_t pos ) void View::UpdateLockCount( LockMap& lockmap, size_t pos )
{ {
auto& timeline = lockmap.timeline; auto& timeline = lockmap.timeline;
uint8_t lockingThread = pos == 0 ? 0 : timeline[pos-1]->lockingThread; uint8_t lockingThread;
uint8_t lockCount = pos == 0 ? 0 : timeline[pos-1]->lockCount; uint8_t lockCount;
uint64_t waitList = pos == 0 ? 0 : timeline[pos-1]->waitList; uint64_t waitList;
if( pos == 0 )
{
lockingThread = 0;
lockCount = 0;
waitList = 0;
}
else
{
const auto tl = timeline[pos-1];
lockingThread = tl->lockingThread;
lockCount = tl->lockCount;
waitList = tl->waitList;
}
const auto end = timeline.size(); const auto end = timeline.size();
while( pos != end ) while( pos != end )
{ {
const auto tbit = uint64_t( 1 ) << timeline[pos]->thread; const auto tl = timeline[pos];
switch( (LockEvent::Type)timeline[pos]->type ) const auto tbit = uint64_t( 1 ) << tl->thread;
switch( (LockEvent::Type)tl->type )
{ {
case LockEvent::Type::Wait: case LockEvent::Type::Wait:
waitList |= tbit; waitList |= tbit;
@ -1182,7 +1197,7 @@ void View::UpdateLockCount( LockMap& lockmap, size_t pos )
assert( lockCount < std::numeric_limits<uint8_t>::max() ); assert( lockCount < std::numeric_limits<uint8_t>::max() );
assert( ( waitList | tbit ) != 0 ); assert( ( waitList | tbit ) != 0 );
waitList &= ~tbit; waitList &= ~tbit;
lockingThread = timeline[pos]->thread; lockingThread = tl->thread;
lockCount++; lockCount++;
break; break;
case LockEvent::Type::Release: case LockEvent::Type::Release:
@ -1192,10 +1207,10 @@ void View::UpdateLockCount( LockMap& lockmap, size_t pos )
default: default:
break; break;
} }
timeline[pos]->lockingThread = lockingThread; tl->lockingThread = lockingThread;
timeline[pos]->waitList = waitList; tl->waitList = waitList;
timeline[pos]->lockCount = lockCount; tl->lockCount = lockCount;
assert( timeline[pos]->lockingThread == lockingThread ); assert( tl->lockingThread == lockingThread );
pos++; pos++;
} }
} }