86 lines
2.9 KiB
Python
86 lines
2.9 KiB
Python
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from pathlib import Path
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from doit.exceptions import TaskFailed
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from .task import FlowTask
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class TargetNotVst ( Exception ): pass
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def renameNMigen( occurrence ):
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masterCell = occurrence.getEntity().getMasterCell()
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origName = masterCell.getName()
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replName = origName.replace( '$$', '_unm' )
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if not masterCell.isTerminalNetlist() and not replName.startswith('cmpt_'):
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replName = 'cmpt_' + replName
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#for letter in 'ABCDEFGHIJKLMNOPQRSTUVWXYZ':
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# replName = replName.replace(letter, '{}u'.format(letter))
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if origName != replName:
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print( ' - "{}" => "{}"'.format(origName,replName) )
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masterCell.setName( replName )
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def renameNMigenUniquify ( topCell ):
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for occurrence in topCell.getTerminalNetlistInstanceOccurrences():
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renameNMigen(occurrence)
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for occurrence in topCell.getNonTerminalNetlistInstanceOccurrences():
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renameNMigen(occurrence)
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return
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class Blif2Vst ( FlowTask ):
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@staticmethod
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def mkRule ( rule, targets, depends=[], flags=0 ):
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return Blif2Vst( rule, targets, depends, flags )
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def __init__ ( self, rule, targets, depends, flags ):
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super().__init__( rule, targets, depends )
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self.flags = flags
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if not self.targets[0].endswith('.vst'):
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raise TargetNotVst( 'Blif2Vst.__init__(): First target *must* "{}" be a vst file.' \
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.format( self.targets[0] ))
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self.addClean( self.targets )
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def __repr__ ( self ):
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return '<blif2vst {} depends=[{}]>' \
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.format( self.design, ','.join(self.file_dep) )
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@property
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def design ( self ):
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if len(self.targets): return self.targets[0][:-4]
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return None
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def doTask ( self ):
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from Hurricane import Cell
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import CRL
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import Viewer
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from helpers.io import ErrorMessage
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import plugins.rsave
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print( 'Blif2Vst.doTask() on "{}"'.format( self.design ))
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views = CRL.Catalog.State.Logical | self.flags
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cell = CRL.Blif.load( self.file_depend() )
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if cell.getName() == 'top':
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print( ' o Renaming RTLIL anonymous top cell "top" into "{}".'.format(self.design) )
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cell.setName( self.design )
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renameNMigenUniquify( cell )
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CRL.restoreNetsDirection( cell, Cell.Flags_TerminalNetlist )
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kw = {}
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kw['views'] = views
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kw['cell' ] = cell
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plugins.rsave.scriptMain( **kw )
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return self.checkTargets( 'Blif2Vst.doTask' )
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def create_doit_tasks ( self ):
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if self.design: doc = 'Run {}.'.format( self )
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else: doc = 'Run plain CGT (no loaded design)'
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return { 'basename' : self.basename
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, 'actions' : [ self.doTask ]
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, 'doc' : doc
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, 'targets' : self.targets
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, 'file_dep' : self.file_dep
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}
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