def __init__(self, from_, to,
type_ = Dependency.CONTROL_FLOW,
action_set = None):
self.from_ = from_
self.to = to
# type is not resolved when we add the dependency, but later, when
# rmt_table_graph.resolve_dependencies() is called explicitely
self.type_ = type_
# added to support predication. The action fields are no longer
# associated with a table (parent table, i.e. from), but with the
# dependency (or edge) itself.
self.action_set = action_set
self.action_fields_read = set()
self.action_fields_write = set()
self.action_fields = set()
# special "hit" "miss" case
if action_set and ("hit" in action_set or "miss" in action_set):
(self.action_fields_read,
self.action_fields_write,
self.action_fields) = self.from_.get_action_fields()
elif action_set:
for action in action_set:
r, w, a = retrieve_from_one_action(action)
self.action_fields_read.update(r)
self.action_fields_write.update(w)
self.action_fields.update(a)
# fields that induce the dependency
self.fields = {}
def __init__(self, from_, to,
type_ = Dependency.CONTROL_FLOW,
action_set = None):
self.from_ = from_
self.to = to
# type is not resolved when we add the dependency, but later, when
# rmt_table_graph.resolve_dependencies() is called explicitely
self.type_ = type_
# added to support predication. The action fields are no longer
# associated with a table (parent table, i.e. from), but with the
# dependency (or edge) itself.
self.action_set = action_set
self.action_fields_read = set()
self.action_fields_write = set()
self.action_fields = set()
# special "hit" "miss" case
if action_set and ("hit" in action_set or "miss" in action_set):
(self.action_fields_read,
self.action_fields_write,
self.action_fields) = self.from_.get_action_fields()
elif action_set:
for action in action_set:
r, w, a = retrieve_from_one_action(action)
self.action_fields_read.update(r)
self.action_fields_write.update(w)
self.action_fields.update(a)
# fields that induce the dependency
self.fields = {}
def _retrieve_action_fields(self):
for action in self.p4_table.actions:
r, w, a = retrieve_from_one_action(action)
self.action_fields_read.update(r)
self.action_fields_write.update(w)
self.action_fields.update(a)
def _retrieve_action_fields(self):
for action in self.p4_table.actions:
r, w, a = retrieve_from_one_action(action)
self.action_fields_read.update(r)
self.action_fields_write.update(w)
self.action_fields.update(a)
