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Add early error detection for misaligned Pins. 

* Change: In AnabaticEngine::checkPlacement(), add a check on all the
    external pins for preferred layer direction and routing grid
    alignement.
This commit is contained in:
Jean-Paul Chaput 2020-06-16 21:38:21 +02:00
parent 235a9eecea
commit b0a3bb33af
2 changed files with 71 additions and 0 deletions
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70
anabatic/src/AnabaticEngine.cpp
View File

@ -449,6 +449,10 @@ namespace Anabatic {
{ return _configuration; }
const Configuration* AnabaticEngine::getConfiguration () const
{ return _configuration; }
Interval AnabaticEngine::getUSide ( Flags direction ) const
{
Interval side;
@ -525,6 +529,72 @@ namespace Anabatic {
) << endl;
}
}
size_t errorCount = 0;
ostringstream errors;
errors << "AnabaticEngine::checkPlacement():\n";
for ( Net* net: getCell()->getNets() ) {
for ( RoutingPad* rp : net->getRoutingPads() ) {
Pin* pin = dynamic_cast<Pin*>( rp->getOccurrence().getEntity() );
if (not pin) continue;
ostringstream pinError;
Point pinCenter = rp->getCenter();
if ( (pin->getAccessDirection() == Pin::AccessDirection::NORTH)
or (pin->getAccessDirection() == Pin::AccessDirection::SOUTH) ) {
if (pin->getLayer() != getConfiguration()->getDVerticalLayer()) {
pinError << " Should be in vertical routing layer, "
<< "pin:" << pin->getLayer()->getName()
<< " vs gauge:" << getConfiguration()->getDVerticalLayer()->getName()
<< "\n";
valid = false;
++errorCount;
}
if ((pinCenter.getX() - getCell()->getAbutmentBox().getXMin()
- getConfiguration()->getDVerticalOffset())
% getConfiguration()->getDVerticalPitch()) {
pinError << " Misaligned, "
<< "pin:" << DbU::getValueString(pinCenter.getX())
<< " vs gauge, pitch:" << DbU::getValueString(getConfiguration()->getDVerticalPitch ())
<< ", offset:" << DbU::getValueString(getConfiguration()->getDVerticalOffset())
<< "\n";
valid = false;
++errorCount;
}
}
if ( (pin->getAccessDirection() == Pin::AccessDirection::EAST)
or (pin->getAccessDirection() == Pin::AccessDirection::WEST) ) {
if (pin->getLayer() != getConfiguration()->getDHorizontalLayer()) {
pinError << " Should be in horizontal routing layer, "
<< "pin:" << pin->getLayer()->getName()
<< " vs gauge:" << getConfiguration()->getDHorizontalLayer()->getName()
<< "\n";
valid = false;
++errorCount;
}
if ((pinCenter.getY() - getCell()->getAbutmentBox().getYMin()
- getConfiguration()->getDHorizontalOffset())
% getConfiguration()->getDHorizontalPitch()) {
pinError << " Misaligned, "
<< "pin:" << DbU::getValueString(pinCenter.getY())
<< " vs gauge, pitch:" << DbU::getValueString(getConfiguration()->getDHorizontalPitch ())
<< ", offset:" << DbU::getValueString(getConfiguration()->getDHorizontalOffset())
<< "\n";
valid = false;
++errorCount;
}
}
if (not pinError.str().empty()) {
errors << "On " << pin << "\n" << pinError.str();
}
}
}
if (errorCount) throw Error( errors.str() );
return valid;
}

1
anabatic/src/anabatic/AnabaticEngine.h
View File

@ -199,6 +199,7 @@ namespace Anabatic {
static const Name& staticGetName ();
virtual const Name& getName () const;
virtual Configuration* getConfiguration ();
virtual const Configuration* getConfiguration () const;
inline uint64_t getDensityMode () const;
inline CellViewer* getViewer () const;
inline void setViewer ( CellViewer* );