mirror of https://github.com/YosysHQ/yosys.git
Add smtio.py support for parsing SMT2 (_ bvX n) syntax for BitVec constants
Signed-off-by: Clifford Wolf <clifford@clifford.at>
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@ -737,6 +737,9 @@ class SmtIo:
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return h
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def bv2bin(self, v):
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if type(v) is list and len(v) == 3 and v[0] == "_" and v[1].startswith("bv"):
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x, n = int(v[1][2:]), int(v[2])
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return "".join("1" if (x & (1 << i)) else "0" for i in range(n-1, -1, -1))
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if v == "true": return "1"
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if v == "false": return "0"
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if v.startswith("#b"):
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