573 lines
19 KiB
C++
573 lines
19 KiB
C++
// -*- mode: C++; explicit-buffer-name: "Configuration.cpp<anabatic>" -*-
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//
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// This file is part of the Coriolis Software.
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// Copyright (c) UPMC 2016-2018, All Rights Reserved
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//
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// +-----------------------------------------------------------------+
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// | C O R I O L I S |
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// | A n a b a t i c - Global Routing Toolbox |
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// | |
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// | Author : Jean-Paul CHAPUT |
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// | E-mail : Jean-Paul.Chaput@lip6.fr |
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// | =============================================================== |
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// | C++ Module : "./Configuration.cpp" |
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// +-----------------------------------------------------------------+
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#include <iostream>
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#include <iomanip>
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#include <vector>
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#include "vlsisapd/configuration/Configuration.h"
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#include "hurricane/Warning.h"
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#include "hurricane/Error.h"
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#include "hurricane/Technology.h"
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#include "hurricane/DataBase.h"
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#include "hurricane/BasicLayer.h"
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#include "hurricane/RegularLayer.h"
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#include "hurricane/RoutingPad.h"
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#include "hurricane/NetExternalComponents.h"
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#include "hurricane/Cell.h"
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#include "crlcore/Utilities.h"
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#include "crlcore/CellGauge.h"
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#include "crlcore/RoutingGauge.h"
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#include "crlcore/RoutingLayerGauge.h"
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#include "crlcore/AllianceFramework.h"
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#include "anabatic/Configuration.h"
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#include "anabatic/GCell.h"
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namespace Anabatic {
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using std::cout;
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using std::cerr;
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using std::endl;
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using std::setprecision;
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using std::ostringstream;
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using std::vector;
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using Hurricane::tab;
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using Hurricane::Warning;
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using Hurricane::Error;
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using Hurricane::Transformation;
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using Hurricane::Technology;
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using Hurricane::DataBase;
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using Hurricane::BasicLayer;
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using Hurricane::RegularLayer;
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using Hurricane::Segment;
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using Hurricane::Plug;
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using Hurricane::Path;
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using Hurricane::Occurrence;
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using Hurricane::NetExternalComponents;
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using CRL::AllianceFramework;
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using CRL::RoutingGauge;
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using CRL::RoutingLayerGauge;
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// -------------------------------------------------------------------
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// Class : "Anabatic::Configuration".
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Configuration::Configuration ( const CellGauge* cg, const RoutingGauge* rg )
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: _gdepthv (ndepth)
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, _gdepthh (ndepth)
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, _ddepthv (ndepth)
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, _ddepthh (ndepth)
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, _ddepthc (ndepth)
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, _cg (NULL)
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, _rg (NULL)
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, _extensionCaps ()
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, _saturateRatio (Cfg::getParamPercentage("katabatic.saturateRatio",80.0)->asDouble())
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, _saturateRp (Cfg::getParamInt ("katabatic.saturateRp" ,8 )->asInt())
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, _globalThreshold (0)
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, _allowedDepth (0)
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, _edgeLength (DbU::fromLambda(Cfg::getParamInt("anabatic.edgeLength",24)->asInt()))
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, _edgeWidth (DbU::fromLambda(Cfg::getParamInt("anabatic.edgeWidth" , 4)->asInt()))
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, _edgeCostH (Cfg::getParamDouble("anabatic.edgeCostH" , 9.0)->asDouble())
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, _edgeCostK (Cfg::getParamDouble("anabatic.edgeCostK" ,-10.0)->asDouble())
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, _edgeHInc (Cfg::getParamDouble("anabatic.edgeHInc" , 1.5)->asDouble())
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, _edgeHScaling (Cfg::getParamDouble("anabatic.edgeHScaling" , 1.0)->asDouble())
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, _globalIterations(Cfg::getParamInt ("anabatic.globalIterations", 10 )->asInt())
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{
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GCell::setDisplayMode( Cfg::getParamEnumerate("anabatic.gcell.displayMode", GCell::Boundary)->asInt() );
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string gaugeName = Cfg::getParamString("anabatic.routingGauge","sxlib")->asString();
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if (cg == NULL) {
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cg = AllianceFramework::get()->getCellGauge( gaugeName );
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if (cg == NULL)
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throw Error( "AnabaticEngine::Configuration(): Unable to find default cell gauge." );
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}
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if (rg == NULL) {
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rg = AllianceFramework::get()->getRoutingGauge( gaugeName );
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if (rg == NULL)
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throw Error( "AnabaticEngine::Configuration(): No routing gauge named \"%s\"", gaugeName.c_str() );
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}
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_cg = cg->getClone();
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_rg = rg->getClone();
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_allowedDepth = rg->getDepth()-1;
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if (Cfg::hasParameter("anabatic.topRoutingLayer"))
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_setTopRoutingLayer( Cfg::getParamString("anabatic.topRoutingLayer")->asString() );
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_gmetalh = DataBase::getDB()->getTechnology()->getLayer("gmetalh");
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_gmetalv = DataBase::getDB()->getTechnology()->getLayer("gmetalv");
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_gcontact = DataBase::getDB()->getTechnology()->getLayer("gcontact");
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if (_gcontact == NULL) cerr << Warning("Cannot get \"gcontact\" layer from the Technology.") << endl;
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if (_gmetalv == NULL) cerr << Warning("Cannot get \"gmetalv\" layer from the Technology.") << endl;
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if (_gmetalh == NULL) cerr << Warning("Cannot get \"gmetalh\" layer from the Technology.") << endl;
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//DbU::Unit sliceHeight = _cg->getSliceHeight();
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_ddepthc = (_allowedDepth > 1) ? 1 : 0;
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const vector<RoutingLayerGauge*>& layerGauges = rg->getLayerGauges();
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for ( size_t depth=0 ; depth < layerGauges.size() ; ++depth ) {
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if ( (_gdepthh == ndepth)
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and layerGauges[depth]->isHorizontal()
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and (layerGauges[depth]->getType() == Constant::LayerGaugeType::Default) ) {
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_gdepthh = depth;
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_ddepthh = depth;
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}
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if ( (_gdepthv == ndepth)
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and layerGauges[depth]->isVertical()
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and (layerGauges[depth]->getType() == Constant::LayerGaugeType::Default) ) {
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_gdepthv = depth;
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_ddepthv = depth;
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}
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const RegularLayer* regularLayer = dynamic_cast<const RegularLayer*>( layerGauges[depth]->getLayer() );
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if (regularLayer)
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_extensionCaps.push_back( regularLayer->getExtentionCap() );
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else {
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const BasicLayer* basicLayer = dynamic_cast<const BasicLayer*>( layerGauges[depth]->getLayer() );
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if (basicLayer) {
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_extensionCaps.push_back( layerGauges[depth]->getHalfWireWidth() );
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} else {
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_extensionCaps.push_back( 0 );
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cerr << Warning( "Routing layer at depth %d is *not* a RegularLayer, cannot guess extension cap.\n"
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" (%s)"
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, depth
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, getString(layerGauges[depth]->getLayer()).c_str()
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) << endl;
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}
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}
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}
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}
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Configuration::Configuration ( const Configuration& other )
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: _gmetalh (other._gmetalh)
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, _gmetalv (other._gmetalv)
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, _gcontact (other._gcontact)
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, _gdepthv (other._gdepthv)
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, _gdepthh (other._gdepthh)
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, _ddepthv (other._ddepthv)
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, _ddepthh (other._ddepthh)
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, _ddepthc (other._ddepthc)
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, _cg (NULL)
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, _rg (NULL)
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, _extensionCaps (other._extensionCaps)
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, _saturateRatio (other._saturateRatio)
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, _globalThreshold (other._globalThreshold)
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, _allowedDepth (other._allowedDepth)
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, _edgeCostH (other._edgeCostH)
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, _edgeCostK (other._edgeCostK)
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, _edgeHInc (other._edgeHInc)
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, _edgeHScaling (other._edgeHScaling)
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, _globalIterations(other._globalIterations)
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{
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GCell::setDisplayMode( Cfg::getParamEnumerate("anabatic.gcell.displayMode", GCell::Boundary)->asInt() );
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if (other._cg) _cg = other._cg->getClone();
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if (other._rg) _rg = other._rg->getClone();
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}
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Configuration::~Configuration ()
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{
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cdebug_log(145,0) << "About to delete attribute _rg (RoutingGauge)." << endl;
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_cg->destroy ();
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_rg->destroy ();
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}
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Configuration* Configuration::clone () const
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{ return new Configuration(*this); }
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bool Configuration::isTwoMetals () const
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{ return _rg->isTwoMetals(); }
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bool Configuration::isHV () const
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{ return _rg->isHV(); }
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bool Configuration::isVH () const
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{ return _rg->isVH(); }
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bool Configuration::isGMetal ( const Layer* layer ) const
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{ return (layer and ((layer == _gmetalh) or (layer == _gmetalv))); }
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bool Configuration::isGContact ( const Layer* layer ) const
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{ return (layer and (layer == _gcontact)); }
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const Layer* Configuration::getGContactLayer () const
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{ return _gcontact; }
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const Layer* Configuration::getGHorizontalLayer () const
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{ return _gmetalh; }
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const Layer* Configuration::getGVerticalLayer () const
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{ return _gmetalv; }
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size_t Configuration::getDepth () const
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{ return _rg->getDepth(); }
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size_t Configuration::getAllowedDepth () const
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{ return _allowedDepth; }
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size_t Configuration::getLayerDepth ( const Layer* layer ) const
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{ return _rg->getLayerDepth(layer); }
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CellGauge* Configuration::getCellGauge () const
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{ return _cg; }
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RoutingGauge* Configuration::getRoutingGauge () const
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{ return _rg; }
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RoutingLayerGauge* Configuration::getLayerGauge ( size_t depth ) const
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{ return _rg->getLayerGauge(depth); }
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const Layer* Configuration::getRoutingLayer ( size_t depth ) const
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{ return _rg->getRoutingLayer(depth); }
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Layer* Configuration::getContactLayer ( size_t depth ) const
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{ return _rg->getContactLayer(depth); }
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DbU::Unit Configuration::getSliceHeight () const
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{ return _cg->getSliceHeight(); }
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DbU::Unit Configuration::getSliceStep () const
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{ return _cg->getSliceStep(); }
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DbU::Unit Configuration::getPitch ( const Layer* layer, Flags flags ) const
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{ return getPitch( getLayerDepth(layer), flags ); }
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DbU::Unit Configuration::getOffset ( const Layer* layer ) const
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{ return getOffset( getLayerDepth(layer) ); }
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DbU::Unit Configuration::getExtensionCap ( const Layer* layer ) const
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{ return getExtensionCap( getLayerDepth(layer) ); }
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DbU::Unit Configuration::getWireWidth ( const Layer* layer ) const
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{ return getWireWidth( getLayerDepth(layer) ); }
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Flags Configuration::getDirection ( const Layer* layer ) const
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{ return getDirection( getLayerDepth(layer) ); }
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float Configuration::getSaturateRatio () const
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{ return _saturateRatio; }
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size_t Configuration::getSaturateRp () const
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{ return _saturateRp; }
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DbU::Unit Configuration::getGlobalThreshold () const
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{ return _globalThreshold; }
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DbU::Unit Configuration::getPitch ( size_t depth, Flags flags ) const
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{
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if (flags == Flags::NoFlags) return _rg->getLayerPitch(depth);
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if (flags & Flags::AboveLayer) {
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if (depth < getAllowedDepth())
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return _rg->getLayerPitch( depth + 1 );
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else {
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if ( (depth > 0) and (_rg->getLayerType(depth-1) != Constant::PinOnly) )
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return _rg->getLayerPitch( depth - 1 );
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}
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}
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if (flags & Flags::BelowLayer) {
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if ( (depth > 0) and (_rg->getLayerType(depth-1) != Constant::PinOnly) )
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return _rg->getLayerPitch( depth - 1 );
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else {
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if (depth < getAllowedDepth())
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return _rg->getLayerPitch( depth + 1 );
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}
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}
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// Should issue at least a warning here.
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return _rg->getLayerPitch(depth);
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}
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DbU::Unit Configuration::getOffset ( size_t depth ) const
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{ return _rg->getLayerOffset(depth); }
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DbU::Unit Configuration::getWireWidth ( size_t depth ) const
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{ return _rg->getLayerWireWidth(depth); }
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DbU::Unit Configuration::getExtensionCap ( size_t depth ) const
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{ return _extensionCaps[depth]; }
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Flags Configuration::getDirection ( size_t depth ) const
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{ return _rg->getLayerDirection(depth); }
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void Configuration::setAllowedDepth ( size_t allowedDepth )
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{ _allowedDepth = (allowedDepth > getDepth()) ? getDepth() : allowedDepth; }
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void Configuration::_setTopRoutingLayer ( Name name )
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{
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for ( size_t depth=0 ; depth<_rg->getDepth() ; ++depth ) {
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if (_rg->getRoutingLayer(depth)->getName() == name) {
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_allowedDepth = _rg->getLayerGauge(depth)->getDepth();
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return;
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}
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}
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cerr << Error( "In Configuration::Concrete::_setTopRoutingLayer():\n"
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" The routing gauge <%s> has no layer named <%s>"
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, getString(_rg->getName()).c_str()
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, getString(name).c_str() ) << endl;
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}
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void Configuration::setSaturateRatio ( float ratio )
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{ _saturateRatio = ratio; }
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void Configuration::setSaturateRp ( size_t threshold )
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{ _saturateRp = threshold; }
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void Configuration::setGlobalThreshold ( DbU::Unit threshold )
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{ _globalThreshold = threshold; }
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DbU::Unit Configuration::getEdgeLength () const
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{ return _edgeLength; }
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DbU::Unit Configuration::getEdgeWidth () const
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{ return _edgeWidth; }
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float Configuration::getEdgeCostH () const
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{ return _edgeCostH; }
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float Configuration::getEdgeCostK () const
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{ return _edgeCostK; }
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float Configuration::getEdgeHInc () const
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{ return _edgeHInc; }
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float Configuration::getEdgeHScaling () const
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{ return _edgeHScaling; }
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int Configuration::getGlobalIterations () const
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{ return _globalIterations; }
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DbU::Unit Configuration::isOnRoutingGrid ( RoutingPad* rp ) const
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{
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Box ab = rp->getCell()->getBoundingBox();
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Box bb = rp->getBoundingBox();
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Point center = rp->getCenter();
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RoutingLayerGauge* gauge = getLayerGauge( 1 );
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if (gauge->isHorizontal()) return 0;
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DbU::Unit nearestX = gauge->getTrackPosition( ab.getXMin(), ab.getXMax(), center.getX(), Constant::Nearest );
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if ( (nearestX >= bb.getXMin()) and (nearestX <= bb.getXMax()) ) return 0;
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return nearestX;
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}
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bool Configuration::selectRpComponent ( RoutingPad* rp ) const
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{
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cdebug_log(112,1) << "selectRpComponent(): " << rp << endl;
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if (rp->isAtTopLevel()) {
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cdebug_log(112,0) << "> RP is at top level, must not change it." << endl;
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cdebug_tabw(112,-1);
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return true;
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}
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#define BETTER_FOR_TSMC 0
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#if BETTER_FOR_TSMC
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rp->setOnBestComponent( RoutingPad::BiggestArea );
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cdebug_tabw(112,-1);
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return true;
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#else
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Box ab = rp->getCell()->getAbutmentBox();
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const Layer* metal1 = getLayerGauge( 0 )->getLayer();
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RoutingLayerGauge* gauge = getLayerGauge( 1 );
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Occurrence occurrence = rp->getPlugOccurrence();
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Plug* plug = dynamic_cast<Plug*>( occurrence.getEntity() );
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Net* masterNet = plug->getMasterNet();
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Path path = Path( occurrence.getPath(), plug->getInstance() );
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Transformation transformation = path.getTransformation();
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Segment* current = dynamic_cast<Segment*>( rp->getOccurrence().getEntity() );
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if (current and (current->getLayer()->getMask() != metal1->getMask())) {
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cdebug_log(112,0) << "> using default non-metal1 segment." << endl;
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cdebug_tabw(112,-1);
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return true;
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}
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DbU::Unit bestSpan = 0;
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Component* bestComponent = NULL;
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cdebug_log(112,0) << "Looking into: " << masterNet->getCell() << endl;
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for ( Component* component : masterNet->getComponents() ) {
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cdebug_log(112,0) << "@ " << component << endl;
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if (not NetExternalComponents::isExternal(component)) continue;
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Segment* segment = dynamic_cast<Segment*>(component);
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if (not segment) continue;
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if (segment->getLayer()->getMask() != metal1->getMask()) continue;
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Box bb = transformation.getBox( component->getBoundingBox() );
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DbU::Unit trackPos = 0;
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DbU::Unit minPos = DbU::Max;
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DbU::Unit maxPos = DbU::Min;
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if (gauge->isVertical()) {
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trackPos = gauge->getTrackPosition( ab.getXMin()
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, ab.getXMax()
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, bb.getCenter().getX()
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, Constant::Nearest );
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minPos = bb.getXMin();
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maxPos = bb.getXMax();
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cdebug_log(112,0) << "Vertical gauge: " << gauge << endl;
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cdebug_log(112,0) << "ab.getXMin(): " << DbU::getValueString(bb.getXMin()) << endl;
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cdebug_log(112,0) << "ab.getXMax(): " << DbU::getValueString(bb.getXMax()) << endl;
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cdebug_log(112,0) << "bb.getCenter(): " << DbU::getValueString(bb.getCenter().getX()) << endl;
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} else {
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trackPos = gauge->getTrackPosition( ab.getYMin()
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, ab.getYMax()
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, bb.getCenter().getY()
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, Constant::Nearest );
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minPos = bb.getYMin();
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maxPos = bb.getYMax();
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cdebug_log(112,0) << "Horizontal gauge: " << gauge << endl;
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cdebug_log(112,0) << "ab.getYMin(): " << DbU::getValueString(bb.getYMin()) << endl;
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cdebug_log(112,0) << "ab.getYMax(): " << DbU::getValueString(bb.getYMax()) << endl;
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cdebug_log(112,0) << "bb.getCenter(): " << DbU::getValueString(bb.getCenter().getY()) << endl;
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}
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cdebug_log(112,0) << "| " << occurrence.getPath() << endl;
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cdebug_log(112,0) << "| " << transformation << endl;
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cdebug_log(112,0) << "| " << bb << " of:" << segment << endl;
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cdebug_log(112,0) << "| Nearest Pos: " << DbU::getValueString(trackPos) << endl;
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if ( (trackPos >= minPos) and (trackPos <= maxPos) ) {
|
|
if (not bestComponent or (bestSpan < maxPos-minPos)) {
|
|
bestComponent = component;
|
|
bestSpan = maxPos - minPos;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bestComponent) {
|
|
rp->setExternalComponent( bestComponent );
|
|
cdebug_log(112,0) << "Using best candidate:" << bestComponent << endl;
|
|
cdebug_tabw(112,-1);
|
|
return true;
|
|
}
|
|
|
|
cdebug_tabw(112,-1);
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
|
|
void Configuration::print ( Cell* cell ) const
|
|
{
|
|
if (not cmess1.enabled()) return;
|
|
|
|
string topLayerName = "UNKOWN";
|
|
const Layer* topLayer = _rg->getRoutingLayer( _allowedDepth );
|
|
if (topLayer)
|
|
topLayerName = getString( topLayer->getName() );
|
|
|
|
cout << " o Configuration of ToolEngine<Anabatic> for Cell <" << cell->getName() << ">" << endl;
|
|
cout << Dots::asIdentifier(" - Routing Gauge" ,getString(_rg->getName())) << endl;
|
|
cout << Dots::asString (" - Top routing layer" ,topLayerName) << endl;
|
|
}
|
|
|
|
|
|
string Configuration::_getTypeName () const
|
|
{
|
|
return "Configuration";
|
|
}
|
|
|
|
|
|
string Configuration::_getString () const
|
|
{
|
|
ostringstream os;
|
|
|
|
os << "<" << _getTypeName() << " " << _rg->getName() << ">";
|
|
|
|
return os.str();
|
|
}
|
|
|
|
|
|
Record* Configuration::_getRecord () const
|
|
{
|
|
Record* record = new Record ( _getString() );
|
|
record->add ( getSlot( "_gdepthh" , _gdepthh ) );
|
|
record->add ( getSlot( "_gdepthv" , _gdepthv ) );
|
|
record->add ( getSlot( "_rg" , _rg ) );
|
|
record->add ( getSlot( "_gmetalh" , _gmetalh ) );
|
|
record->add ( getSlot( "_gmetalv" , _gmetalv ) );
|
|
record->add ( getSlot( "_gcontact" , _gcontact ) );
|
|
record->add ( getSlot( "_allowedDepth", _allowedDepth ) );
|
|
record->add ( getSlot( "_edgeCostH" , _edgeCostH ) );
|
|
record->add ( getSlot( "_edgeCostK" , _edgeCostK ) );
|
|
|
|
return ( record );
|
|
}
|
|
|
|
|
|
} // Anabatic namespace.
|