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Suppress `yosys-smtbmc` output unless the new `-show-smtbmc` option is provided.

This commit is contained in:
Alberto Gonzalez 2020-04-01 19:42:45 +00:00
parent ce033a8e36
commit 8f0f13cad2
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GPG Key ID: 8395A8BA109708B2
1 changed files with 14 additions and 5 deletions
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19
passes/sat/qbfsat.cc
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@ -50,14 +50,14 @@ struct QbfSolutionType {
struct QbfSolveOptions {
bool specialize, specialize_from_file, write_solution, nocleanup, dump_final_smt2, assume_outputs;
bool sat, unsat;
bool sat, unsat, show_smtbmc;
std::string specialize_soln_file;
std::string write_soln_soln_file;
std::string dump_final_smt2_file;
size_t argidx;
QbfSolveOptions() : specialize(false), specialize_from_file(false), write_solution(false),
nocleanup(false), dump_final_smt2(false), assume_outputs(false), sat(false), unsat(false),
argidx(0) {};
show_smtbmc(false), argidx(0) {};
};
void recover_solution(QbfSolutionType &sol) {
@ -258,6 +258,7 @@ QbfSolutionType qbf_solve(RTLIL::Module *mod, const QbfSolveOptions &opt) {
QbfSolutionType ret;
const std::string yosys_smtbmc_exe = proc_self_dirname() + "yosys-smtbmc";
const std::string smtbmc_warning = "z3: WARNING:";
const bool show_smtbmc = opt.show_smtbmc;
const std::string tempdir_name = make_temp_dir("/tmp/yosys-z3-XXXXXX");
const std::string smt2_command = "write_smt2 -stbv -wires " + tempdir_name + "/problem.smt2";
@ -270,13 +271,14 @@ QbfSolutionType qbf_solve(RTLIL::Module *mod, const QbfSolveOptions &opt) {
//Execute and capture stdout from `yosys-smtbmc -s z3 -t 1 -g --binary [--dump-smt2 <file>]`
{
const std::string cmd = yosys_smtbmc_exe + " -s z3 -t 1 -g --binary " + (opt.dump_final_smt2? "--dump-smt2 " + opt.dump_final_smt2_file + " " : "") + tempdir_name + "/problem.smt2 2>&1";
auto process_line = [&ret, &smtbmc_warning](const std::string &line) {
auto process_line = [&ret, &smtbmc_warning, &show_smtbmc](const std::string &line) {
ret.stdout.push_back(line.substr(0, line.size()-1)); //don't include trailing newline
auto warning_pos = line.find(smtbmc_warning);
if(warning_pos != std::string::npos)
if (warning_pos != std::string::npos)
log_warning("%s", line.substr(warning_pos + smtbmc_warning.size() + 1).c_str());
else
log("smtbmc output: %s", line.c_str());
if (show_smtbmc)
log("smtbmc output: %s", line.c_str());
};
log("Launching \"%s\".\n", cmd.c_str());
@ -353,6 +355,10 @@ QbfSolveOptions parse_args(const std::vector<std::string> &args) {
opt.unsat = true;
continue;
}
else if (args[opt.argidx] == "-show-smtbmc") {
opt.show_smtbmc = true;
continue;
}
else if (args[opt.argidx] == "-dump-final-smt2") {
opt.dump_final_smt2 = true;
if (args.size() <= opt.argidx + 1)
@ -440,6 +446,9 @@ struct QbfSatPass : public Pass {
log(" -unsat\n");
log(" Generate an error if the solver does not return \"unsat\".\n");
log("\n");
log(" -show-smtbmc\n");
log(" Print the output from yosys-smtbmc.\n");
log("\n");
log(" -specialize\n");
log(" Replace all \"$anyconst\" cells with constant values determined by the solver.\n");
log("\n");