Minor performance improvements to connection graph.

This commit is contained in:
Jeff Young 2020-11-23 17:03:39 +00:00
parent 62e5500420
commit c94001839b
1 changed files with 92 additions and 69 deletions

View File

@ -274,8 +274,10 @@ std::vector<SCH_ITEM*> CONNECTION_SUBGRAPH::GetBusLabels() const
const wxString& CONNECTION_SUBGRAPH::GetNameForDriver( SCH_ITEM* aItem ) const wxString& CONNECTION_SUBGRAPH::GetNameForDriver( SCH_ITEM* aItem )
{ {
if( m_driver_name_cache.count( aItem ) ) auto it = m_driver_name_cache.find( aItem );
return m_driver_name_cache.at( aItem );
if( it != m_driver_name_cache.end() )
return it->second;
switch( aItem->Type() ) switch( aItem->Type() )
{ {
@ -975,10 +977,11 @@ void CONNECTION_GRAPH::buildConnectionGraph()
connection->SetNetCode( code ); connection->SetNetCode( code );
CONNECTION_SUBGRAPH* subgraph; CONNECTION_SUBGRAPH* subgraph;
auto jj = invisible_pin_subgraphs.find( code );
if( invisible_pin_subgraphs.count( code ) ) if( jj != invisible_pin_subgraphs.end() )
{ {
subgraph = invisible_pin_subgraphs.at( code ); subgraph = jj->second;
subgraph->AddItem( pin ); subgraph->AddItem( pin );
} }
else else
@ -1101,15 +1104,15 @@ void CONNECTION_GRAPH::buildConnectionGraph()
{ {
bool conflict = false; bool conflict = false;
wxString global_name = connection->Name( true ); wxString global_name = connection->Name( true );
size_t count = m_net_name_to_subgraphs_map.count( global_name ); auto kk = m_net_name_to_subgraphs_map.find( global_name );
if( count ) if( kk != m_net_name_to_subgraphs_map.end() )
{ {
// A global will conflict if it is on the same sheet as this subgraph, since // A global will conflict if it is on the same sheet as this subgraph, since
// it would be connected by implicit local label linking // it would be connected by implicit local label linking
auto& candidates = m_net_name_to_subgraphs_map.at( global_name ); std::vector<CONNECTION_SUBGRAPH*>& candidates = kk->second;
for( const auto& candidate : candidates ) for( const CONNECTION_SUBGRAPH* candidate : candidates )
{ {
if( candidate->m_sheet == sheet ) if( candidate->m_sheet == sheet )
conflict = true; conflict = true;
@ -1140,10 +1143,11 @@ void CONNECTION_GRAPH::buildConnectionGraph()
if( connection->IsBus() ) if( connection->IsBus() )
{ {
int code = -1; int code = -1;
auto it = m_bus_name_to_code_map.find( name );
if( m_bus_name_to_code_map.count( name ) ) if( it != m_bus_name_to_code_map.end() )
{ {
code = m_bus_name_to_code_map.at( name ); code = it->second;
} }
else else
{ {
@ -1318,7 +1322,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
} }
// Update any subgraph that was invalidated above // Update any subgraph that was invalidated above
for( auto subgraph : invalidated_subgraphs ) for( CONNECTION_SUBGRAPH* subgraph : invalidated_subgraphs )
{ {
if( subgraph->m_absorbed ) if( subgraph->m_absorbed )
continue; continue;
@ -1436,11 +1440,11 @@ void CONNECTION_GRAPH::buildConnectionGraph()
wxASSERT( conn->IsNet() ); wxASSERT( conn->IsNet() );
for( const auto& it : subgraph->m_bus_parents ) for( const auto& ii : subgraph->m_bus_parents )
{ {
SCH_CONNECTION* link_member = it.first.get(); SCH_CONNECTION* link_member = ii.first.get();
for( CONNECTION_SUBGRAPH* parent : it.second ) for( CONNECTION_SUBGRAPH* parent : ii.second )
{ {
while( parent->m_absorbed ) while( parent->m_absorbed )
parent = parent->m_absorbed_by; parent = parent->m_absorbed_by;
@ -1463,10 +1467,12 @@ void CONNECTION_GRAPH::buildConnectionGraph()
match->Clone( *conn ); match->Clone( *conn );
if( !m_net_name_to_subgraphs_map.count( old_name ) ) auto jj = m_net_name_to_subgraphs_map.find( old_name );
if( jj == m_net_name_to_subgraphs_map.end() )
continue; continue;
for( CONNECTION_SUBGRAPH* old_sg : m_net_name_to_subgraphs_map.at( old_name ) ) for( CONNECTION_SUBGRAPH* old_sg : jj->second )
{ {
while( old_sg->m_absorbed ) while( old_sg->m_absorbed )
old_sg = old_sg->m_absorbed_by; old_sg = old_sg->m_absorbed_by;
@ -1547,15 +1553,17 @@ int CONNECTION_GRAPH::assignNewNetCode( SCH_CONNECTION& aConnection )
{ {
int code; int code;
if( m_net_name_to_code_map.count( aConnection.Name() ) ) auto it = m_net_name_to_code_map.find( aConnection.Name() );
{
code = m_net_name_to_code_map.at( aConnection.Name() ); if( it == m_net_name_to_code_map.end() )
}
else
{ {
code = m_last_net_code++; code = m_last_net_code++;
m_net_name_to_code_map[ aConnection.Name() ] = code; m_net_name_to_code_map[ aConnection.Name() ] = code;
} }
else
{
code = it->second;
}
aConnection.SetNetCode( code ); aConnection.SetNetCode( code );
@ -1591,21 +1599,27 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
std::unordered_set<CONNECTION_SUBGRAPH*> visited; std::unordered_set<CONNECTION_SUBGRAPH*> visited;
std::vector<SCH_CONNECTION*> stale_bus_members; std::vector<SCH_CONNECTION*> stale_bus_members;
auto visit = [&] ( CONNECTION_SUBGRAPH* aParent ) { auto visit =
[&]( CONNECTION_SUBGRAPH* aParent )
{
for( SCH_SHEET_PIN* pin : aParent->m_hier_pins ) for( SCH_SHEET_PIN* pin : aParent->m_hier_pins )
{ {
SCH_SHEET_PATH path = aParent->m_sheet; SCH_SHEET_PATH path = aParent->m_sheet;
path.push_back( pin->GetParent() ); path.push_back( pin->GetParent() );
if( !m_sheet_to_subgraphs_map.count( path ) ) auto it = m_sheet_to_subgraphs_map.find( path );
if( it == m_sheet_to_subgraphs_map.end() )
continue; continue;
for( CONNECTION_SUBGRAPH* candidate : m_sheet_to_subgraphs_map.at( path ) ) for( CONNECTION_SUBGRAPH* candidate : it->second )
{
if( !candidate->m_strong_driver
|| candidate->m_hier_ports.empty()
|| visited.count( candidate ) )
{ {
if( !candidate->m_strong_driver ||
candidate->m_hier_ports.empty() ||
visited.count( candidate ) )
continue; continue;
}
for( SCH_HIERLABEL* label : candidate->m_hier_ports ) for( SCH_HIERLABEL* label : candidate->m_hier_ports )
{ {
@ -1628,16 +1642,19 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
SCH_SHEET_PATH path = aParent->m_sheet; SCH_SHEET_PATH path = aParent->m_sheet;
path.pop_back(); path.pop_back();
if( !m_sheet_to_subgraphs_map.count( path ) ) auto it = m_sheet_to_subgraphs_map.find( path );
if( it == m_sheet_to_subgraphs_map.end() )
continue; continue;
for( CONNECTION_SUBGRAPH* candidate : m_sheet_to_subgraphs_map.at( path ) ) for( CONNECTION_SUBGRAPH* candidate : it->second )
{
if( candidate->m_hier_pins.empty()
|| visited.count( candidate )
|| candidate->m_driver_connection->Type() != aParent->m_driver_connection->Type() )
{ {
if( candidate->m_hier_pins.empty() ||
visited.count( candidate ) ||
( candidate->m_driver_connection->Type() !=
aParent->m_driver_connection->Type() ) )
continue; continue;
}
for( SCH_SHEET_PIN* pin : candidate->m_hier_pins ) for( SCH_SHEET_PIN* pin : candidate->m_hier_pins )
{ {
@ -1950,9 +1967,11 @@ SCH_CONNECTION* CONNECTION_GRAPH::matchBusMember( SCH_CONNECTION* aBusConnection
void CONNECTION_GRAPH::recacheSubgraphName( CONNECTION_SUBGRAPH* aSubgraph, void CONNECTION_GRAPH::recacheSubgraphName( CONNECTION_SUBGRAPH* aSubgraph,
const wxString& aOldName ) const wxString& aOldName )
{ {
if( m_net_name_to_subgraphs_map.count( aOldName ) ) auto it = m_net_name_to_subgraphs_map.find( aOldName );
if( it != m_net_name_to_subgraphs_map.end() )
{ {
auto& vec = m_net_name_to_subgraphs_map.at( aOldName ); std::vector<CONNECTION_SUBGRAPH*>& vec = it->second;
vec.erase( std::remove( vec.begin(), vec.end(), aSubgraph ), vec.end() ); vec.erase( std::remove( vec.begin(), vec.end(), aSubgraph ), vec.end() );
} }
@ -1965,10 +1984,9 @@ void CONNECTION_GRAPH::recacheSubgraphName( CONNECTION_SUBGRAPH* aSubgraph,
std::shared_ptr<BUS_ALIAS> CONNECTION_GRAPH::GetBusAlias( const wxString& aName ) std::shared_ptr<BUS_ALIAS> CONNECTION_GRAPH::GetBusAlias( const wxString& aName )
{ {
if( m_bus_alias_cache.count( aName ) ) auto it = m_bus_alias_cache.find( aName );
return m_bus_alias_cache.at( aName );
return nullptr; return it != m_bus_alias_cache.end() ? it->second : nullptr;
} }
@ -2023,10 +2041,12 @@ std::vector<const CONNECTION_SUBGRAPH*> CONNECTION_GRAPH::GetBusesNeedingMigrati
CONNECTION_SUBGRAPH* CONNECTION_GRAPH::FindSubgraphByName( CONNECTION_SUBGRAPH* CONNECTION_GRAPH::FindSubgraphByName(
const wxString& aNetName, const SCH_SHEET_PATH& aPath ) const wxString& aNetName, const SCH_SHEET_PATH& aPath )
{ {
if( !m_net_name_to_subgraphs_map.count( aNetName ) ) auto it = m_net_name_to_subgraphs_map.find( aNetName );
if( it == m_net_name_to_subgraphs_map.end() )
return nullptr; return nullptr;
for( auto sg : m_net_name_to_subgraphs_map.at( aNetName ) ) for( CONNECTION_SUBGRAPH* sg : it->second )
{ {
// Cache is supposed to be valid by now // Cache is supposed to be valid by now
wxASSERT( sg && !sg->m_absorbed && sg->m_driver_connection ); wxASSERT( sg && !sg->m_absorbed && sg->m_driver_connection );
@ -2041,21 +2061,21 @@ CONNECTION_SUBGRAPH* CONNECTION_GRAPH::FindSubgraphByName(
CONNECTION_SUBGRAPH* CONNECTION_GRAPH::FindFirstSubgraphByName( const wxString& aNetName ) CONNECTION_SUBGRAPH* CONNECTION_GRAPH::FindFirstSubgraphByName( const wxString& aNetName )
{ {
if( !m_net_name_to_subgraphs_map.count( aNetName ) ) auto it = m_net_name_to_subgraphs_map.find( aNetName );
if( it == m_net_name_to_subgraphs_map.end() )
return nullptr; return nullptr;
wxASSERT( !m_net_name_to_subgraphs_map.at( aNetName ).empty() ); wxASSERT( !it->second.empty() );
return m_net_name_to_subgraphs_map.at( aNetName )[0]; return it->second[0];
} }
CONNECTION_SUBGRAPH* CONNECTION_GRAPH::GetSubgraphForItem( SCH_ITEM* aItem ) CONNECTION_SUBGRAPH* CONNECTION_GRAPH::GetSubgraphForItem( SCH_ITEM* aItem )
{ {
if( !m_item_to_subgraph_map.count( aItem ) ) auto it = m_item_to_subgraph_map.find( aItem );
return nullptr; CONNECTION_SUBGRAPH* ret = it != m_item_to_subgraph_map.end() ? it->second : nullptr;
CONNECTION_SUBGRAPH* ret = m_item_to_subgraph_map.at( aItem );
while( ret->m_absorbed ) while( ret->m_absorbed )
ret = ret->m_absorbed_by; ret = ret->m_absorbed_by;
@ -2634,9 +2654,11 @@ bool CONNECTION_GRAPH::ercCheckLabels( const CONNECTION_SUBGRAPH* aSubgraph )
// single instance connected to a single pin // single instance connected to a single pin
hasOtherConnections = ( pinCount < 2 ); hasOtherConnections = ( pinCount < 2 );
if( m_net_name_to_subgraphs_map.count( name ) ) auto it = m_net_name_to_subgraphs_map.find( name );
if( it != m_net_name_to_subgraphs_map.end() )
{ {
if( m_net_name_to_subgraphs_map.at( name ).size() > 1 || aSubgraph->m_multiple_drivers ) if( it->second.size() > 1 || aSubgraph->m_multiple_drivers )
hasOtherConnections = true; hasOtherConnections = true;
} }
} }
@ -2655,8 +2677,9 @@ bool CONNECTION_GRAPH::ercCheckLabels( const CONNECTION_SUBGRAPH* aSubgraph )
else else
{ {
auto pair = std::make_pair( aSubgraph->m_sheet, name ); auto pair = std::make_pair( aSubgraph->m_sheet, name );
auto it = m_local_label_cache.find( pair );
if( m_local_label_cache.count( pair ) && m_local_label_cache.at( pair ).size() > 1 ) if( it != m_local_label_cache.end() && it->second.size() > 1 )
hasOtherConnections = true; hasOtherConnections = true;
} }