From a564cc806f2e710b9cbb8365fd63587351bf3040 Mon Sep 17 00:00:00 2001 From: Alberto Gonzalez Date: Sun, 7 Jun 2020 07:45:24 +0000 Subject: log, qbfsat: Include child process time in `PerformanceTimer::query()` and report the time for each call to the QBF-SAT solver. --- passes/sat/qbfsat.cc | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'passes') diff --git a/passes/sat/qbfsat.cc b/passes/sat/qbfsat.cc index 35a0d0b1e..f4624ab3b 100644 --- a/passes/sat/qbfsat.cc +++ b/passes/sat/qbfsat.cc @@ -39,10 +39,11 @@ static inline unsigned int difference(unsigned int a, unsigned int b) { struct QbfSolutionType { std::vector stdout_lines; dict, std::string> hole_to_value; + double solver_time; bool sat; bool unknown; //true if neither 'sat' nor 'unsat' - QbfSolutionType() : sat(false), unknown(true) {} + QbfSolutionType() : solver_time(0.0), sat(false), unknown(true) {} }; struct QbfSolveOptions { @@ -421,7 +422,11 @@ QbfSolutionType call_qbf_solver(RTLIL::Module *mod, const QbfSolveOptions &opt, }; log_header(mod->design, "Solving QBF-SAT problem.\n"); if (!quiet) log("Launching \"%s\".\n", smtbmc_cmd.c_str()); + int64_t begin = PerformanceTimer::query(); run_command(smtbmc_cmd, process_line); + int64_t end = PerformanceTimer::query(); + ret.solver_time = (end - begin) / 1e9f; + if (!quiet) log("Solver finished in %.3f seconds.\n", ret.solver_time); recover_solution(ret); return ret; -- cgit v1.2.3