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testing card_extension

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-01-30 21:53:26 -08:00
commit b4dd2f07b2
4 changed files with 43 additions and 21 deletions
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16
src/sat/sat_solver.cpp
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@ -73,9 +73,9 @@ namespace sat {
}
void solver::copy(solver const & src) {
pop_to_base_level();
SASSERT(m_mc.empty() && src.m_mc.empty());
SASSERT(scope_lvl() == 0);
SASSERT(src.scope_lvl() == 0);
// create new vars
if (num_vars() < src.num_vars()) {
for (bool_var v = num_vars(); v < src.num_vars(); v++) {
@ -128,6 +128,8 @@ namespace sat {
if (src.get_extension()) {
m_ext = src.get_extension()->copy(this);
}
m_user_scope_literals.reset();
m_user_scope_literals.append(src.m_user_scope_literals);
}
// -----------------------
@ -728,7 +730,7 @@ namespace sat {
pop_to_base_level();
IF_VERBOSE(2, verbose_stream() << "(sat.sat-solver)\n";);
SASSERT(scope_lvl() == 0);
if (m_config.m_num_parallel > 0 && !m_par) {
if (m_config.m_num_parallel > 1 && !m_par) {
return check_par(num_lits, lits);
}
#ifdef CLONE_BEFORE_SOLVING
@ -808,6 +810,9 @@ namespace sat {
sat::par par;
for (int i = 0; i < num_threads; ++i) {
m_params.set_uint("random_seed", i);
if (i < num_threads/2) {
m_params.set_sym("phase", symbol("random"));
}
solvers[i] = alloc(sat::solver, m_params, rlims[i], 0);
solvers[i]->copy(*this);
solvers[i]->set_par(&par);
@ -825,7 +830,7 @@ namespace sat {
bool first = false;
#pragma omp critical (par_solver)
{
if (finished_id == UINT_MAX) {
if (finished_id == -1) {
finished_id = i;
first = true;
result = r;
@ -877,17 +882,18 @@ namespace sat {
*/
void solver::exchange_par() {
if (m_par && scope_lvl() == 0) {
unsigned sz = scope_lvl() == 0 ? m_trail.size() : m_scopes[0].m_trail_lim;
unsigned num_in = 0, num_out = 0;
SASSERT(scope_lvl() == 0); // parallel with assumptions is TBD
literal_vector in, out;
for (unsigned i = m_par_limit_out; i < m_trail.size(); ++i) {
for (unsigned i = m_par_limit_out; i < sz; ++i) {
literal lit = m_trail[i];
if (lit.var() < m_par_num_vars) {
++num_out;
out.push_back(lit);
}
}
m_par_limit_out = m_trail.size();
m_par_limit_out = sz;
m_par->exchange(out, m_par_limit_in, in);
for (unsigned i = 0; !inconsistent() && i < in.size(); ++i) {
literal lit = in[i];