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Improved smtbmc vcd generation performance

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This commit is contained in:
Clifford Wolf 2016-08-18 11:17:45 +02:00
parent dfcd30ea86
commit de8ee412c3
2 changed files with 40 additions and 20 deletions
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10
backends/smt2/smtbmc.py
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@ -111,14 +111,16 @@ def write_vcd_model(steps):
print("%s Writing model to VCD file." % smt.timestamp())
vcd = mkvcd(open(vcdfile, "w"))
for netpath in sorted(smt.hiernets(topmod)):
width = len(smt.get_net_bin(topmod, netpath, "s0"))
vcd.add_net([topmod] + netpath, width)
vcd.add_net([topmod] + netpath, smt.net_width(topmod, netpath))
for i in range(steps):
vcd.set_time(i)
for netpath in sorted(smt.hiernets(topmod)):
vcd.set_net([topmod] + netpath, smt.get_net_bin(topmod, netpath, "s%d" % i))
path_list = sorted(smt.hiernets(topmod))
value_list = smt.get_net_bin_list(topmod, path_list, "s%d" % i)
for path, value in zip(path_list, value_list):
vcd.set_net([topmod] + path, value)
vcd.set_time(steps)