def __init__(self, st, tree, args):
self.st = st
self.vs = MainVisitor(st)
tree.accept(self.vs)
if (len(args) > 0):
beStrDef = args[0]
else:
beStrDef = "standard"
# Keep up a port list for each backend
bePortLists = {beStrDef: []}
for p in self.vs.portList:
port, port_name, port_direction, param_name, param_type, param_kind, port_pragmas, port_comments = self.vs.getPortConfiguration(
p)
beStr = ""
for pr in port_comments:
#print(pr)
if (pr.split(" ")[1] == "middleware"):
beStr = string.strip(pr.split(
" ")[2]) # Strip trailing and leading whitespace
break
if (beStr == ""):
beStr = beStrDef # No specific backend for this port
if (beStr in bePortLists):
bePortLists[beStr].append(p)
else:
bePortLists[beStr] = [p]
p.beStr = beStr
# Create a list of backends that are used
self.beList = {}
for beStr in bePortLists:
self.beList[beStr] = self.getBackend(beStr, bePortLists[beStr])
# Store the default backend
self.beStrDef = beStrDef
