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coriolis
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Handle fixed pins on a net

This commit is contained in:
Gabriel Gouvine 2019-09-07 10:43:04 +02:00 committed by Jean-Paul Chaput
parent a90b5ed890
commit ae98b117ba
1 changed files with 18 additions and 3 deletions
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21
etesian/src/EtesianEngine.cpp
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@ -477,7 +477,7 @@ namespace Etesian {
Dots dots ( cmess2, " ", 80, 1000 );
if (not cmess2.enabled()) dots.disable();
size_t instancesNb = 0;
size_t instancesNb = 1; // One dummy fixed instance at the end
for ( Occurrence occurrence : getCell()->getLeafInstanceOccurrences(getBlockInstance()) ) {
++instancesNb;
}
@ -587,6 +587,14 @@ namespace Etesian {
++instanceId;
dots.dot();
}
// Dummy fixed instance at the end
instances[instanceId].size = point<int_t>( 0, 0 );
instances[instanceId].list_index = instanceId;
instances[instanceId].area = 0;
positions[instanceId] = point<int_t>( 0, 0 );
instances[instanceId].attributes = 0;
dots.finish( Dots::Reset|Dots::FirstDot );
size_t netsNb = getCell()->getNets().getSize();
@ -616,18 +624,25 @@ namespace Etesian {
//cerr << "+ " << net << endl;
for ( Pin* pin : net->getPins() ) {
//cerr << "Outside Pin: " << pin << endl;
// For Gabriel Gouvine : the position of this pin should be added as a fixed
// attractor in Coloquinte. May be outside the placement area.
Point pt = pin->getPosition();
topTransformation.applyOn(pt);
int_t xpin = pt.getX() / vpitch;
int_t ypin = pt.getY() / hpitch;
// Dummy last instance
pins.push_back( temporary_pin( point<int_t>(xpin,ypin), instanceId, netId ) );
//cerr << "Outside Pin: " << pin << endl;
}
for ( RoutingPad* rp : net->getRoutingPads() ) {
if (getBlockInstance() and (rp->getOccurrence().getPath().getHeadInstance() != getBlockInstance())) {
//cerr << "Outside RP: " << rp << endl;
// For Gabriel Gouvine : if there are multiple blocks (i.e. we have a true
// floorplan, there may be RoutingPad that are elsewhere. We should check
// that the RP is placed or is inside a define area (the abutment box of
// it's own block). No example yet of that case, though.
cerr << Warning("Net %s has a routing pad that is not rooted at the placed instance.", getString(net).c_str()) << endl;
//cerr << "Outside RP: " << rp << endl;
continue;
}