55 lines
1.2 KiB
Python
55 lines
1.2 KiB
Python
import sys
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import matplotlib.pyplot as plt
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import networkx as nx
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from migen.flow.network import *
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from migen.actorlib.ala import *
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from migen.actorlib.sim import *
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from migen.sim.generic import Simulator
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from migen.sim.icarus import Runner
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class NumberGen(SimActor):
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def __init__(self):
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self.bv_r = BV(16)
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def number_gen():
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for i in range(10):
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yield Token("result", {"r": i})
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super().__init__(number_gen(),
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("result", Source, [("r", self.bv_r)]))
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def draw(g):
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if len(sys.argv) > 1 and sys.argv[1] == "draw":
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nx.draw_spectral(g)
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plt.show()
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def main():
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# Create graph
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g = DataFlowGraph()
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gen1 = ComposableNode(g, NumberGen())
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gen2 = ComposableNode(g, NumberGen())
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ps = gen1 + gen2
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result = ps*gen1 + ps*gen2
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g.add_connection(result, ActorNode(Dumper([("r", BV(32))])))
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gen1.actor.name = "gen1"
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gen2.actor.name = "gen2"
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result.name = "result"
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# Elaborate
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print("is_abstract before elaboration: " + str(g.is_abstract()))
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draw(g)
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g.elaborate()
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print("is_abstract after elaboration : " + str(g.is_abstract()))
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draw(g)
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# Simulate
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c = CompositeActor(g)
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fragment = c.get_fragment()
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sim = Simulator(fragment, Runner())
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sim.run(100)
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main()
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