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ezsat: Support for assumptions in Sat command

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This commit is contained in:
Gabriel Gouvine 2024-03-28 09:56:48 +00:00
parent d62a47b8ef
commit c807ef44dc
3 changed files with 11 additions and 8 deletions
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11
libs/ezsat/ezcommand.cc
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@ -9,19 +9,20 @@ ezSATCommand::~ezSATCommand() {}
bool ezSATCommand::solver(const std::vector<int> &modelExpressions, std::vector<bool> &modelValues, const std::vector<int> &assumptions)
{
if (!assumptions.empty()) {
Yosys::log_error("Assumptions are not supported yet by command-based Sat solver\n");
}
const std::string tempdir_name = Yosys::make_temp_dir(Yosys::get_base_tmpdir() + "/yosys-sat-XXXXXX");
const std::string cnf_filename = Yosys::stringf("%s/problem.cnf", tempdir_name.c_str());
const std::string sat_command = Yosys::stringf("%s %s", command.c_str(), cnf_filename.c_str());
FILE *dimacs = fopen(cnf_filename.c_str(), "w");
printDIMACS(dimacs);
fclose(dimacs);
std::vector<int> modelIdx;
for (auto id : modelExpressions)
modelIdx.push_back(bind(id));
std::vector<std::vector<int>> extraClauses;
for (auto id : assumptions)
extraClauses.push_back({bind(id)});
printDIMACS(dimacs, false, extraClauses);
fclose(dimacs);
bool status_sat = false;
bool status_unsat = false;