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author | Clifford Wolf <clifford@clifford.at> | 2014-03-03 02:14:27 +0100 |
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committer | Clifford Wolf <clifford@clifford.at> | 2014-03-03 02:14:27 +0100 |
commit | 96e753041dbd0abc86ff0a6404f13d29edcb985d (patch) | |
tree | b66c59c5a08f89163accd92324c0c0b86ec787b0 | |
parent | d5bd93997c9ce7c31ef430684700a2096618672e (diff) | |
download | yosys-96e753041dbd0abc86ff0a6404f13d29edcb985d.tar.gz yosys-96e753041dbd0abc86ff0a6404f13d29edcb985d.tar.bz2 yosys-96e753041dbd0abc86ff0a6404f13d29edcb985d.zip |
fixed freduce for Minisat::SimpSolver: use frozen_literal()
-rw-r--r-- | passes/sat/freduce.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/passes/sat/freduce.cc b/passes/sat/freduce.cc index 81250b000..746523f82 100644 --- a/passes/sat/freduce.cc +++ b/passes/sat/freduce.cc @@ -112,13 +112,13 @@ struct FindReducedInputs size_t idx_bits = get_bits(idx); if (sat_pi_uniq_bitvec.size() != idx_bits) { - sat_pi_uniq_bitvec.push_back(ez.literal(stringf("uniq_%d", int(idx_bits)-1))); + sat_pi_uniq_bitvec.push_back(ez.frozen_literal(stringf("uniq_%d", int(idx_bits)-1))); for (auto &it : sat_pi) ez.assume(ez.OR(ez.NOT(it.second), ez.NOT(sat_pi_uniq_bitvec.back()))); } log_assert(sat_pi_uniq_bitvec.size() == idx_bits); - sat_pi[bit] = ez.literal(stringf("pi_%s", log_signal(bit))); + sat_pi[bit] = ez.frozen_literal(stringf("p, falsei_%s", log_signal(bit))); ez.assume(ez.IFF(ez.XOR(sat_a, sat_b), sat_pi[bit])); for (size_t i = 0; i < idx_bits; i++) |