239 lines
8.7 KiB
Python
239 lines
8.7 KiB
Python
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#!/usr/bin/env python
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try:
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import sys
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import traceback
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import os.path
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import optparse
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import Cfg
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import Hurricane
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from Hurricane import DbU
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from Hurricane import UpdateSession
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from Hurricane import Breakpoint
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import Viewer
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import CRL
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from helpers import ErrorMessage
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import Nimbus
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import Metis
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import Mauka
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import Katabatic
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import Kite
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import Unicorn
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import placeandroute
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except ImportError, e:
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module = str(e).split()[-1]
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print '[ERROR] The <%s> python module or symbol cannot be loaded.' % module
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print ' Please check the integrity of the <coriolis> package.'
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sys.exit(1)
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except Exception, e:
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print '[ERROR] A strange exception occurred while loading the basic Coriolis/Python'
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print ' modules. Something may be wrong at Python/C API level.\n'
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print ' %s' % e
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sys.exit(2)
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# Check that all the instances have been placed by Mauka.
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def checkForUnplaceds ( cell ):
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unplaceds = []
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for instance in cell.getInstances():
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if instance.getPlacementStatus() == Hurricane.PlacementStatusUNPLACED:
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unplaceds += [ instance ]
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if unplaceds:
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message = [ 'Some instances are still unplaceds:' ]
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for instance in unplaceds:
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message += [ '<%s> of model <%s>'%(str(instance.getName())
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,str(instance.getMasterCell().getName())) ]
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raise ErrorMessage( 3, message )
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return
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# Small wrapper to display breakpoints, when in graphic mode only.
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def breakpoint ( editor, level, message ):
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if editor:
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editor.fit()
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editor.refresh()
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Breakpoint.stop( level, message )
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return
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def ScriptMain ( cell=None ):
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# Force removal of any previouly generated placement (.ap files)
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# as they would prevent the the placer to run again.
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# This is a little bit inconvenient, but will change in the future.
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print ' o Cleaning up any previous run.'
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for fileName in os.listdir('.'):
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if fileName.endswith('.ap'):
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print ' - <%s>' % fileName
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os.unlink(fileName)
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editor = None
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if globals().has_key('__editor'):
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print ' o Editor detected, running in graphic mode.'
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editor = __editor
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Cfg.Configuration.pushDefaultPriority(Cfg.Parameter.Priority.CommandLine)
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Cfg.getParamBool('misc.verboseLevel1').setBool(True)
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Cfg.getParamBool('misc.verboseLevel2').setBool(True)
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Cfg.Configuration.popDefaultPriority()
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errorCode = 0
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framework = CRL.AllianceFramework.get()
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padHeight = DbU.fromLambda( 400.0)
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padWidth = DbU.fromLambda( 200.0)
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coreSide = DbU.fromLambda(1400.0)
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# Cell must be loaded *before* opening the UpdateSession.
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print ' o Placing <coeur>.'
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modelCoeur = framework.getCell('coeur',CRL.Catalog.State.Logical)
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UpdateSession.open()
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try:
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modelCoeur.setAbutmentBox( Hurricane.Box( DbU.fromLambda(0)
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, DbU.fromLambda(0)
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, coreSide
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, coreSide
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) )
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# Cannot place a rail if at least one instance is placed.
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# (to compute the orientation of the cells rows)
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#placeandroute.pyAlimVerticalRail( modelCoeur, coreSide/DbU.fromLambda(5.0*2) )
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except Exception, e:
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print e; errorCode = 1
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# For the geometrical modifications to be taken into account, we must
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# close this UpdateSession now. So the chip will see the core correctly.
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UpdateSession.close()
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if errorCode: sys.exit(errorCode)
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print ' o Placing <chip>.'
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amd2901 = framework.getCell('amd2901',CRL.Catalog.State.Logical)
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if editor: editor.setCell(amd2901)
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UpdateSession.open()
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try:
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chipSide = 11*padWidth + 2*padHeight # Le chip est carre, avec 11 plots par face.
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abutmentBoxChip = Hurricane.Box( DbU.fromLambda(0.0)
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, DbU.fromLambda(0.0)
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, chipSide
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, chipSide
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)
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amd2901.setAbutmentBox( abutmentBoxChip )
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instanceCoeur = amd2901.getInstance( 'core' )
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instanceCoeur.setTransformation(Hurricane.Transformation( (chipSide-coreSide)/2
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, (chipSide-coreSide)/2
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, Hurricane.OrientationID ) )
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instanceCoeur.setPlacementStatus( Hurricane.PlacementStatusPLACED )
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# Placing Pads
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southPads = [ 'p_a3' , 'p_a2', 'p_a1', 'p_r0', 'p_vddick0', 'p_vssick0', 'p_a0' , 'p_i6', 'p_i8' , 'p_i7' , 'p_r3' ]
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eastPads = [ 'p_zero', 'p_i0', 'p_i1', 'p_i2', 'p_vddeck0', 'p_vsseck0', 'p_q3' , 'p_b0', 'p_b1' , 'p_b2' , 'p_b3' ]
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northPads = [ 'p_noe' , 'p_y3', 'p_y2', 'p_y1', 'p_y0' , 'p_vddeck1', 'p_vsseck1', 'p_np', 'p_ovr', 'p_cout', 'p_ng' ]
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westPads = [ 'p_cin' , 'p_i4', 'p_i5', 'p_i3', 'p_ck' , 'p_d0' , 'p_d1' , 'p_d2', 'p_d3' , 'p_q0' , 'p_f3' ]
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for (key,listPads) in {'south':southPads, 'east':eastPads, 'north':northPads, 'west':westPads}.iteritems():
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print ' o Pads on %s side:' %key
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for ipad in range(len(listPads)):
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pad = amd2901.getInstance( listPads[ipad] )
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print ' - Placing pad: <%s> (model:<%s>).' % (listPads[ipad],str(pad.getMasterCell().getName()))
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# south
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if key == 'south' :
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xpad = abutmentBoxChip.getXMin() + padHeight + ipad*(padWidth)
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ypad = abutmentBoxChip.getYMin() + padHeight
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pad.setTransformation( Hurricane.Transformation( xpad, ypad, Hurricane.OrientationMY) )
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# east
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if key == 'east' :
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xpad = abutmentBoxChip.getXMax() - padHeight
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ypad = padHeight + padWidth + ipad*(padWidth)
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pad.setTransformation( Hurricane.Transformation( xpad, ypad, Hurricane.OrientationR3) )
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# north
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if key == 'north' :
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xpad = padHeight + ipad*(padWidth)
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ypad = abutmentBoxChip.getYMax() - padHeight
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pad.setTransformation( Hurricane.Transformation( xpad, ypad, Hurricane.OrientationID) )
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# west
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if key == 'west' :
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xpad = padHeight
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ypad = padHeight + ipad*(padWidth)
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pad.setTransformation( Hurricane.Transformation( xpad, ypad, Hurricane.OrientationR1) )
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pad.setPlacementStatus( Hurricane.PlacementStatusPLACED )
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except ErrorMessage, e:
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print e; errorCode = e.code
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except Exception, e:
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print '\n\n', e; errorCode = 1
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traceback.print_tb(sys.exc_info()[2])
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UpdateSession.close()
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if errorCode: sys.exit(errorCode)
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breakpoint( editor, 1, 'Chip After Pad Placement' )
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try:
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# Now run the tools.
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coeur = framework.getCell('coeur',CRL.Catalog.State.Logical)
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mauka = Mauka.MaukaEngine.create(coeur)
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mauka.run()
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mauka.destroy()
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breakpoint( editor, 1, 'Core After Standard Cell Placement' )
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placeandroute.pyAlimConnectors(coeur)
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# This is gross. It's the ghost of Wu Yifei and his demonic code...
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# Will not be needed in the future (dynamic detection based on the
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# transformations).
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for pad in southPads: placeandroute.pad_south += [ amd2901.getInstance(pad) ]
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for pad in northPads: placeandroute.pad_north += [ amd2901.getInstance(pad) ]
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for pad in eastPads: placeandroute.pad_east += [ amd2901.getInstance(pad) ]
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for pad in westPads: placeandroute.pad_west += [ amd2901.getInstance(pad) ]
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placeandroute.pyPowerRing( amd2901, amd2901.getInstance('core'), 3 )
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placeandroute.pyRouteCk ( amd2901, amd2901.getNet('ckc') )
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breakpoint( editor, 1, 'Core After Clock & Power Routing' )
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kite = Kite.KiteEngine.create( amd2901 )
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kite.runGlobalRouter( Kite.KtBuildGlobalRouting )
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kite.loadGlobalRouting( Katabatic.EngineLoadGrByNet, [] )
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kite.layerAssign( Katabatic.EngineNoNetLayerAssign )
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kite.runNegociate()
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breakpoint( editor, 1, 'Routing done, but router still active for inspection.' )
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kite.finalizeLayout()
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kite.destroy()
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# Write back layout to disk if everything has gone fine.
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# Must write all the sub-blocks of the core but *not* the
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# standard cell (mainly the feed-through).
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for instance in modelCoeur.getInstances():
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masterCell = instance.getMasterCell()
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if not masterCell.isTerminal():
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framework.saveCell( masterCell, CRL.Catalog.State.Physical )
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framework.saveCell( modelCoeur, CRL.Catalog.State.Physical )
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framework.saveCell( amd2901 , CRL.Catalog.State.Physical )
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except ErrorMessage, e:
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print e; errorCode = e.code
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except Exception, e:
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print '\n\n', e; errorCode = 1
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traceback.print_tb(sys.exc_info()[2])
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if editor: editor.setCell(amd2901)
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return 0
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if __name__ == '__main__':
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ScriptMain()
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sys.exit(0)
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