def add_deact_block(t, inv, vert, proc, sm, ta):
s = t.src.parent
l = Location(t.src.name + "_" + t.dst.name + "_deact")
l.iscommit = True
proc.addLocation(l)
tree = make_deact_tree(t.src, sm, ta)
newt = add_tr(ta, proc, proc.locations[s.name + "_active"],
proc.locations[t.src.name + "_" + t.dst.name + "_deact"],
t.guard, t.trigger, None)
newt.addGuard(trig(t.src, tree, sm))
c = Channel(t.src.name + "_bdeact", "b", False)
ta.addChannel(c)
tr = Transition(proc.locations[t.src.name + "_" + t.dst.name + "_deact"],
vert,
sync=c.name + "!")
add_assign(tr, t.effect, ta)
proc.addTransition(tr)
procset = make_deact_set(t.src, sm, ta)
for pair in procset:
p = (q for q in ta.processes if q.name == pair[0].parent.name).next()
upstate = up(pair[0])
if upstate.parent.isAnd():
upstate = upstate.parent
p = (q for q in ta.processes
if q.name == upstate.parent.name).next()
tr = Transition(p.locations[upstate.name + "_active"],
p.locations["idle"],
sync=c.name + "?")
p.addTransition(tr)
def add_act_block(e, s, proc, sm, ta):
l = Location(e.name + "_act")
l.iscommit = True
proc.addLocation(l)
c = Channel(e.name + "_bact", "b", False)
ta.addChannel(c)
tr = Transition(l, proc.locations[s.name + "_active"], sync=c.name + "!")
proc.addTransition(tr)
#TODO: add invariant to l
procset = make_act_set(e, sm, ta)
for pair in procset:
p = (q for q in ta.processes if q.name == pair[1].parent.name).next()
upstate = up(pair[1])
tr = Transition(p.locations["idle"],
p.locations[upstate.name + "_active"],
sync=c.name + "?")
p.addTransition(tr)