def getAssignType(self, termname, bind):
termtype = self.getTermtype(termname)
if signaltype.isWire(termtype):
return 'assign'
if signaltype.isWireArray(termtype):
return 'assign'
if signaltype.isReg(termtype):
if bind.isClockEdge(): return 'clockedge'
return 'combination'
if signaltype.isRegArray(termtype):
if bind.isClockEdge(): return 'clockedge'
return 'combination'
if signaltype.isInteger(termtype):
if bind.isClockEdge(): return 'clockedge'
return 'combination'
if signaltype.isParameter(termtype):
return 'parameter'
if signaltype.isLocalparam(termtype):
return 'localparam'
if signaltype.isOutput(termtype):
return 'assign'
if signaltype.isInput(termtype):
return 'assign'
if signaltype.isFunction(termtype):
return 'assign'
if signaltype.isRename(termtype):
return 'assign'
if signaltype.isGenvar(termtype):
return 'genvar'
raise verror.DefinitionError('Unexpected Assignment Type: %s : %s' % (str(termname), str(termtype)))
def tocode(self):
flatname = util.toFlatname(self.name)
scope = self.getScope(self.name)
code = ''
if self.isTopmodule(scope):
if signaltype.isInput(self.termtype): code += 'input '
elif signaltype.isInout(self.termtype): code += 'inout '
elif signaltype.isOutput(self.termtype): code += 'output '
else:
if signaltype.isInput(self.termtype): code += 'wire '
elif signaltype.isInout(self.termtype): code += 'wire '
elif signaltype.isOutput(self.termtype) and not signaltype.isReg(self.termtype): code += 'wire '
if signaltype.isReg(self.termtype): code += 'reg '
if signaltype.isRegArray(self.termtype): code += 'reg '
if signaltype.isWire(self.termtype): code += 'wire '
if signaltype.isWireArray(self.termtype): code += 'wire '
if signaltype.isInteger(self.termtype): code += 'integer '
if signaltype.isFunction(self.termtype): code += 'wire '
if signaltype.isRename(self.termtype): code += 'wire '
if (not signaltype.isInteger(self.termtype) and
self.msb is not None and self.lsb is not None):
code += '[' + self.msb.tocode(None) + ':' + self.lsb.tocode(None) + '] '
code += flatname # signal name
if self.lenmsb is not None and self.lenlsb is not None:
code += ' [' + self.lenmsb.tocode() + ':' + self.lenlsb.tocode(flatname) + ']'
code += ';\n'
return code
def tocode(self):
flatname = util.toFlatname(self.name)
scope = self.getScope(self.name)
code = ''
if self.isTopmodule(scope):
if signaltype.isInput(self.termtype):
code += 'input '
elif signaltype.isInout(self.termtype):
code += 'inout '
elif signaltype.isOutput(self.termtype):
code += 'output '
else:
if signaltype.isInput(self.termtype):
code += 'wire '
elif signaltype.isInout(self.termtype):
code += 'wire '
elif signaltype.isOutput(
self.termtype) and not signaltype.isReg(self.termtype):
code += 'wire '
if signaltype.isReg(self.termtype):
code += 'reg '
if signaltype.isWire(self.termtype):
code += 'wire '
if signaltype.isInteger(self.termtype):
code += 'integer '
if signaltype.isFunction(self.termtype):
code += 'wire '
if signaltype.isRename(self.termtype):
code += 'wire '
if (not signaltype.isInteger(self.termtype) and self.msb is not None
and self.lsb is not None):
code += '[' + self.msb.tocode(None) + ':' + self.lsb.tocode(
None) + '] '
code += flatname # signal name
if self.dims is not None:
code += ''.join([
'[' + l.tocode() + ':' + r.tocode() + ']' for l, r in self.dims
])
code += ';\n'
return code