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abc_flop to also get topologically sorted

This commit is contained in:
Eddie Hung 2019-07-10 20:26:09 -07:00
parent 9f608d6be3
commit 375fcbe511
1 changed files with 10 additions and 11 deletions
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3
backends/aiger/xaiger.cc
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@ -312,7 +312,7 @@ struct XAigerWriter
undriven_bits.erase(O);
ff_bits.emplace_back(q);
}
else {
for (const auto &conn : cell->connections()) {
if (cell->input(conn.first)) {
// Ignore inout for the sake of topographical ordering
@ -326,7 +326,6 @@ struct XAigerWriter
bit_drivers[bit].insert(cell->name);
}
}
}
else {
bool cell_known = cell->known();
for (const auto &c : cell->connections()) {