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* ./knik: 

- Change: In KnikEngine::initGlobalRouting(), increase the maximal degree
        of net to be routed (1000 -> 13000). This to allow the clock to be
        routed of the "vld" circuit.
This commit is contained in:
Jean-Paul Chaput 2010-05-11 11:03:50 +00:00
parent d89379bc64
commit e32f8c72de
1 changed files with 13 additions and 6 deletions
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19
knik/src/KnikEngine.cpp
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@ -48,6 +48,7 @@
#include <climits> #include <climits>
#include "hurricane/Warning.h"
#include "hurricane/RoutingPad.h" #include "hurricane/RoutingPad.h"
#include "hurricane/Property.h" #include "hurricane/Property.h"
#include "hurricane/Contact.h" #include "hurricane/Contact.h"
@ -76,6 +77,7 @@
namespace Knik { namespace Knik {
using Hurricane::Warning;
using CRL::addMeasure; using CRL::addMeasure;
//globale variables //globale variables
@ -212,7 +214,9 @@ void KnikEngine::initGlobalRouting()
_timer.start(); _timer.start();
cmess2 << " o Selecting nets to route and create precongestion" << endl; cmess2 << " o Selecting nets to route and create precongestion" << endl;
const unsigned int MaxDegree = 13000;
Name obstacleNetName ("obstaclenet"); Name obstacleNetName ("obstaclenet");
//for_each_occurrence ( occurrence, cell->getHyperNetRootNetOccurrences() ) // working on deepNets //for_each_occurrence ( occurrence, cell->getHyperNetRootNetOccurrences() ) // working on deepNets
for_each_net ( net, getCell()->getNets() ) { for_each_net ( net, getCell()->getNets() ) {
//Net* net = dynamic_cast<Net*>(occurrence.getEntity()); // working on deepNets //Net* net = dynamic_cast<Net*>(occurrence.getEntity()); // working on deepNets
@ -224,8 +228,8 @@ void KnikEngine::initGlobalRouting()
or net->isSupply() or net->isSupply()
or net->isClock() or net->isClock()
or (net->getName() == obstacleNetName) ) { or (net->getName() == obstacleNetName) ) {
//cerr << " is global, supply or clock => continue" << endl; cmess1 << " - <" << net->getName() << "> not routed (global, supply, clock or obstacle)." << endl;
continue; continue;
} }
//if ( !isVeryFlatCell && net->getCell()->isLeaf() ) { // Don't want to route Leaf Cells nets //if ( !isVeryFlatCell && net->getCell()->isLeaf() ) { // Don't want to route Leaf Cells nets
@ -233,9 +237,9 @@ void KnikEngine::initGlobalRouting()
// continue; // continue;
//} // working on deepNets //} // working on deepNets
// We want to route nets with more at least 2 and less than 1000 vertexes // We want to route nets with more at least 2 and less than MaxDegree vertexes
unsigned netDegree = _routingGraph->countVertexes ( net ); unsigned netDegree = _routingGraph->countVertexes ( net );
if ( netDegree > 1 && netDegree < 1000 ) { if ( netDegree > 1 && netDegree < MaxDegree ) {
Box bbox = net->getBoundingBox(); Box bbox = net->getBoundingBox();
NetRecord record ( net, (long int)((DbU::getLambda(bbox.getWidth())+1)*(DbU::getLambda(bbox.getHeight())+1)) ); NetRecord record ( net, (long int)((DbU::getLambda(bbox.getWidth())+1)*(DbU::getLambda(bbox.getHeight())+1)) );
assert ( record._net ); assert ( record._net );
@ -247,8 +251,11 @@ void KnikEngine::initGlobalRouting()
//#endif //#endif
//cerr << " will be routed." << endl; //cerr << " will be routed." << endl;
} }
//else else {
// cerr << " has a degree = 0 or >= 1000 ." << endl; if ( netDegree > MaxDegree-1 )
cmess1 << Warning("%s has a not a degree in [2:%u[ (%d), not routed."
,getString(net).c_str(),MaxDegree,netDegree) << endl;
}
_routingGraph->resetVertexes(); _routingGraph->resetVertexes();
end_for; end_for;