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Dump opt_solver checksat calls for profiling

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Anh-Dung Phan 2013-11-13 18:46:18 -08:00
parent 2d3f6ca71d
commit 5921628f53
4 changed files with 37 additions and 5 deletions
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1
.gitignore vendored
View file

@ -18,6 +18,7 @@ ocamlz3
# Emacs temp files
\#*\#
# Directories with generated code and documentation
release/*
build/*
build-dist/*
dist/*

1
src/opt/opt_params.pyg
View file

@ -5,6 +5,7 @@ def_module_params('opt',
('engine', SYMBOL, 'basic', "select optimization engine: 'basic', 'farkas', 'symba'"),
('maxsat_engine', SYMBOL, 'fu_malik', "select engine for non-weighted maxsat: 'fu_malik', 'core_maxsat'"),
('pareto', BOOL, False, 'return a Pareto front (as opposed to a bounding box)'),
('dump_benchmarks', BOOL, False, 'dump benchmarks for profiling'),
))

30
src/opt/opt_solver.cpp
View file

@ -24,6 +24,8 @@ Notes:
#include"theory_arith.h"
#include"theory_diff_logic.h"
#include "ast_pp.h"
#include "ast_smt_pp.h"
#include "pp_params.hpp"
namespace opt {
@ -32,7 +34,8 @@ namespace opt {
m_params(p),
m_context(mgr, m_params),
m(mgr),
m_objective_enabled(false) {
m_objective_enabled(false),
m_is_dump(false) {
m_logic = l;
if (m_logic != symbol::null)
m_context.set_logic(m_logic);
@ -42,6 +45,7 @@ namespace opt {
}
void opt_solver::updt_params(params_ref const & p) {
m_is_dump = p.get_bool("dump_benchmarks", false);
m_params.updt_params(p);
m_context.updt_params(p);
}
@ -93,6 +97,7 @@ namespace opt {
}
}
static unsigned g_checksat_count = 0;
lbool opt_solver::check_sat_core(unsigned num_assumptions, expr * const * assumptions) {
TRACE("opt_solver_na2as", {
@ -103,6 +108,11 @@ namespace opt {
});
lbool r = m_context.check(num_assumptions, assumptions);
if (m_is_dump) {
std::stringstream buffer;
buffer << "opt_solver" << ++g_checksat_count << ".smt2";
to_smt2_benchmark(buffer.str().c_str(), "benchmark", "QF_BV");
}
if (r == l_true && m_objective_enabled) {
m_objective_values.reset();
smt::theory_opt& opt = get_optimizer();
@ -202,6 +212,23 @@ namespace opt {
return dynamic_cast<opt_solver&>(s);
}
void opt_solver::to_smt2_benchmark(char const * file_name, char const * name, char const * logic,
char const * status, char const * attributes) {
std::ofstream buffer(file_name);
ast_smt_pp pp(m);
pp.set_benchmark_name(name);
pp.set_logic(logic);
pp.set_status(status);
pp.add_attributes(attributes);
pp_params params;
pp.set_simplify_implies(params.simplify_implies());
for (unsigned i = 0; i < get_num_assertions(); ++i) {
pp.add_assumption(to_expr(get_assertion(i)));
}
pp.display_smt2(buffer, to_expr(m.mk_true()));
buffer.close();
}
opt_solver::toggle_objective::toggle_objective(opt_solver& s, bool new_value): s(s), m_old_value(s.m_objective_enabled) {
s.m_objective_enabled = new_value;
}
@ -210,5 +237,4 @@ namespace opt {
s.m_objective_enabled = m_old_value;
}
}

4
src/opt/opt_solver.h
View file

@ -46,6 +46,7 @@ namespace opt {
bool m_objective_enabled;
svector<smt::theory_var> m_objective_vars;
vector<inf_eps> m_objective_values;
bool m_is_dump;
public:
opt_solver(ast_manager & m, params_ref const & p, symbol const & l);
virtual ~opt_solver();
@ -88,6 +89,9 @@ namespace opt {
smt::context& get_context() { return m_context.get_context(); } // used by weighted maxsat.
smt::theory_opt& get_optimizer();
void to_smt2_benchmark(char const * file_name, char const * name = "benchmarks",
char const * logic = "", char const * status = "unknown", char const * attributes = "");
};
}