def setBind(self, var, value, cond=None):
if var is None:
cond = None
if not isinstance(var, fxd._FixedVariable) and isinstance(
value, fxd._FixedBase):
raise ValueError(
"type mismatch of destination and source: '%s' and '%s'" %
(str(type(var)), str(type(value))))
if isinstance(var, fxd._FixedVariable) and isinstance(
value, fxd._FixedBase):
if var.point != value.point:
raise ValueError("type mismatch of fixed point: %d != %d" %
(var.point, value.point))
value = optimize(value)
cond = optimize(cond) if cond is not None else None
subst = (vtypes.SingleStatement(value)
if var is None else var.write(value))
if var is not None:
if hasattr(var, '_fsm') and id(var._fsm) != id(self.fsm):
raise ValueError("variable '%s' has multiple drivers" %
str(var))
if not hasattr(var, '_fsm'):
var._fsm = self.fsm
self.fsm._add_statement([subst], cond=cond)
state = self.getFsmCount()
self.scope.addBind(state, var, value, cond)
def setBind(self, var, value, cond=None):
if var is None:
cond = None
value = optimize(value)
cond = optimize(cond) if cond is not None else None
subst = (vtypes.SingleStatement(value)
if var is None else vtypes.Subst(var, value))
self.fsm._add_statement([subst], cond=cond)
state = self.getFsmCount()
self.scope.addBind(state, var, value, cond)
def setBind(self, var, value, cond=None):
if var is None:
cond = None
value = optimize(value)
cond = optimize(cond) if cond is not None else None
subst = (vtypes.SingleStatement(value)
if var is None else vtypes.Subst(var, value))
if var is not None:
if hasattr(var, '_fsm') and id(var._fsm) != id(self.fsm):
raise ValueError("variable '%s' has multiple drivers" %
str(var))
if not hasattr(var, '_fsm'):
var._fsm = self.fsm
self.fsm._add_statement([subst], cond=cond)
state = self.getFsmCount()
self.scope.addBind(state, var, value, cond)
def visit_SingleStatement(self, node):
statement = self.visit(node.statement)
if isinstance(statement, vtypes.Delay): return statement
return vtypes.SingleStatement(statement)
def visit_SingleStatement(self, node):
statement = self.visit(node.statement)
return vtypes.SingleStatement(statement)
