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introduce globally visible macro for controlling use of ternary, turn them off

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This commit is contained in:
Nikolaj Bjorner 2022-10-25 10:30:18 -07:00
parent c62c5e9d23
commit 154fed7783
7 changed files with 55 additions and 6 deletions
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27
src/sat/sat_solver.cpp
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@ -37,7 +37,6 @@ Revision History:
# include <xmmintrin.h>
#endif
#define ENABLE_TERNARY true
namespace sat {
@ -576,6 +575,7 @@ namespace sat {
return reinit;
}
#if ENABLE_TERNARY
bool solver::propagate_ter_clause(clause& c) {
bool reinit = false;
if (value(c[1]) == l_false && value(c[2]) == l_false) {
@ -595,6 +595,7 @@ namespace sat {
}
return reinit;
}
#endif
clause * solver::mk_nary_clause(unsigned num_lits, literal * lits, sat::status st) {
m_stats.m_mk_clause++;
@ -1061,7 +1062,7 @@ namespace sat {
bool solver::propagate_literal(literal l, bool update) {
literal l1, l2;
lbool val1, val2;
bool keep;
unsigned curr_level = lvl(l);
TRACE("sat_propagate", tout << "propagating: " << l << "@" << curr_level << " " << m_justification[l.var()] << "\n"; );
@ -1099,7 +1100,9 @@ namespace sat {
*it2 = *it;
it2++;
break;
case watched::TERNARY:
#if ENABLE_TERNARY
case watched::TERNARY: {
lbool val1, val2;
l1 = it->get_literal1();
l2 = it->get_literal2();
val1 = value(l1);
@ -1120,6 +1123,8 @@ namespace sat {
*it2 = *it;
it2++;
break;
}
#endif
case watched::CLAUSE: {
if (value(it->get_blocked_literal()) == l_true) {
TRACE("propagate_clause_bug", tout << "blocked literal " << it->get_blocked_literal() << "\n";
@ -2497,10 +2502,12 @@ namespace sat {
case justification::BINARY:
process_antecedent(~(js.get_literal()), num_marks);
break;
#if ENABLE_TERNARY
case justification::TERNARY:
process_antecedent(~(js.get_literal1()), num_marks);
process_antecedent(~(js.get_literal2()), num_marks);
break;
#endif
case justification::CLAUSE: {
clause & c = get_clause(js);
unsigned i = 0;
@ -2679,11 +2686,13 @@ namespace sat {
SASSERT(consequent != null_literal);
process_antecedent_for_unsat_core(~(js.get_literal()));
break;
#if ENABLE_TERNARY
case justification::TERNARY:
SASSERT(consequent != null_literal);
process_antecedent_for_unsat_core(~(js.get_literal1()));
process_antecedent_for_unsat_core(~(js.get_literal2()));
break;
#endif
case justification::CLAUSE: {
clause & c = get_clause(js);
unsigned i = 0;
@ -2820,10 +2829,12 @@ namespace sat {
case justification::BINARY:
level = update_max_level(js.get_literal(), level, unique_max);
return level;
#if ENABLE_TERNARY
case justification::TERNARY:
level = update_max_level(js.get_literal1(), level, unique_max);
level = update_max_level(js.get_literal2(), level, unique_max);
return level;
#endif
case justification::CLAUSE:
for (literal l : get_clause(js))
level = update_max_level(l, level, unique_max);
@ -3175,6 +3186,7 @@ namespace sat {
return false;
}
break;
#if ENABLE_TERNARY
case justification::TERNARY:
if (!process_antecedent_for_minimization(~(js.get_literal1())) ||
!process_antecedent_for_minimization(~(js.get_literal2()))) {
@ -3182,6 +3194,7 @@ namespace sat {
return false;
}
break;
#endif
case justification::CLAUSE: {
clause & c = get_clause(js);
unsigned i = 0;
@ -3337,10 +3350,12 @@ namespace sat {
case justification::BINARY:
update_lrb_reasoned(js.get_literal());
break;
#if ENABLE_TERNARY
case justification::TERNARY:
update_lrb_reasoned(js.get_literal1());
update_lrb_reasoned(js.get_literal2());
break;
#endif
case justification::CLAUSE: {
clause & c = get_clause(js);
for (literal l : c) {
@ -3686,6 +3701,7 @@ namespace sat {
}
else {
clause & c = *(cw.get_clause());
#if ENABLE_TERNARY
if (ENABLE_TERNARY && c.size() == 3) {
if (propagate_ter_clause(c) && !at_base_lvl())
m_clauses_to_reinit[j++] = cw;
@ -3695,6 +3711,7 @@ namespace sat {
c.set_reinit_stack(false);
continue;
}
#endif
detach_clause(c);
attach_clause(c, reinit);
if (reinit && !at_base_lvl())
@ -3961,10 +3978,12 @@ namespace sat {
case justification::BINARY:
out << "binary " << js.get_literal() << "@" << lvl(js.get_literal());
break;
#if ENABLE_TERNARY
case justification::TERNARY:
out << "ternary " << js.get_literal1() << "@" << lvl(js.get_literal1()) << " ";
out << js.get_literal2() << "@" << lvl(js.get_literal2());
break;
#endif
case justification::CLAUSE: {
out << "(";
bool first = true;
@ -4624,12 +4643,14 @@ namespace sat {
if (!check_domain(lit, ~js.get_literal())) return false;
s |= m_antecedents.find(js.get_literal().var());
break;
#if ENABLE_TERNARY
case justification::TERNARY:
if (!check_domain(lit, ~js.get_literal1()) ||
!check_domain(lit, ~js.get_literal2())) return false;
s |= m_antecedents.find(js.get_literal1().var());
s |= m_antecedents.find(js.get_literal2().var());
break;
#endif
case justification::CLAUSE: {
clause & c = get_clause(js);
for (literal l : c) {