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optimizing solver performance in duality

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This commit is contained in:
Ken McMillan 2013-12-22 18:33:40 -08:00
parent c98b853917
commit 9e88691c69
6 changed files with 311 additions and 51 deletions
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18
src/duality/duality_wrapper.h
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@ -50,6 +50,7 @@ Revision History:
#include"scoped_ctrl_c.h"
#include"cancel_eh.h"
#include"scoped_timer.h"
#include"scoped_proof.h"
namespace Duality {
@ -718,6 +719,7 @@ namespace Duality {
m_model = s;
return *this;
}
bool null() const {return !m_model;}
expr eval(expr const & n, bool model_completion=true) const {
::model * _m = m_model.get();
@ -811,6 +813,7 @@ namespace Duality {
::solver *m_solver;
model the_model;
bool canceled;
proof_gen_mode m_mode;
public:
solver(context & c, bool extensional = false);
solver(context & c, ::solver *s):object(c),the_model(c) { m_solver = s; canceled = false;}
@ -824,6 +827,7 @@ namespace Duality {
m_ctx = s.m_ctx;
m_solver = s.m_solver;
the_model = s.the_model;
m_mode = s.m_mode;
return *this;
}
struct cancel_exception {};
@ -832,11 +836,12 @@ namespace Duality {
throw(cancel_exception());
}
// void set(params const & p) { Z3_solver_set_params(ctx(), m_solver, p); check_error(); }
void push() { m_solver->push(); }
void pop(unsigned n = 1) { m_solver->pop(n); }
void push() { scoped_proof_mode spm(m(),m_mode); m_solver->push(); }
void pop(unsigned n = 1) { scoped_proof_mode spm(m(),m_mode); m_solver->pop(n); }
// void reset() { Z3_solver_reset(ctx(), m_solver); check_error(); }
void add(expr const & e) { m_solver->assert_expr(e); }
void add(expr const & e) { scoped_proof_mode spm(m(),m_mode); m_solver->assert_expr(e); }
check_result check() {
scoped_proof_mode spm(m(),m_mode);
checkpoint();
lbool r = m_solver->check_sat(0,0);
model_ref m;
@ -845,6 +850,7 @@ namespace Duality {
return to_check_result(r);
}
check_result check_keep_model(unsigned n, expr * const assumptions, unsigned *core_size = 0, expr *core = 0) {
scoped_proof_mode spm(m(),m_mode);
model old_model(the_model);
check_result res = check(n,assumptions,core_size,core);
if(the_model == 0)
@ -852,6 +858,7 @@ namespace Duality {
return res;
}
check_result check(unsigned n, expr * const assumptions, unsigned *core_size = 0, expr *core = 0) {
scoped_proof_mode spm(m(),m_mode);
checkpoint();
std::vector< ::expr *> _assumptions(n);
for (unsigned i = 0; i < n; i++) {
@ -876,6 +883,7 @@ namespace Duality {
}
#if 0
check_result check(expr_vector assumptions) {
scoped_proof_mode spm(m(),m_mode);
unsigned n = assumptions.size();
z3array<Z3_ast> _assumptions(n);
for (unsigned i = 0; i < n; i++) {
@ -900,17 +908,19 @@ namespace Duality {
int get_num_decisions();
void cancel(){
scoped_proof_mode spm(m(),m_mode);
canceled = true;
if(m_solver)
m_solver->cancel();
}
unsigned get_scope_level(){return m_solver->get_scope_level();}
unsigned get_scope_level(){ scoped_proof_mode spm(m(),m_mode); return m_solver->get_scope_level();}
void show();
void show_assertion_ids();
proof get_proof(){
scoped_proof_mode spm(m(),m_mode);
return proof(ctx(),m_solver->get_proof());
}