41 lines
726 B
Python
41 lines
726 B
Python
from migen.fhdl.structure import *
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from migen.fhdl import verilog
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from migen.genlib.misc import optree
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def gen_list(n):
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s = [Signal() for i in range(n)]
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return s
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def gen_2list(n):
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s = [Signal(2) for i in range(n)]
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return s
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class Foo:
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def __init__(self):
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la = gen_list(3)
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lb = gen_2list(2)
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self.sigs = la + lb
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class Bar:
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def __init__(self):
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self.sigs = gen_list(2)
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class Toto:
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def __init__(self):
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self.sigs = gen_list(2)
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a = [Bar() for x in range(3)]
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b = [Foo() for x in range(3)]
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c = b
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b = [Bar() for x in range(2)]
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output = Signal()
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allsigs = []
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for lst in [a, b, c]:
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for obj in lst:
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allsigs.extend(obj.sigs)
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comb = [output.eq(optree("|", allsigs))]
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f = Fragment(comb)
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print(verilog.convert(f))
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