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New viable conflict (viable::set_conflict_by_interval)

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This commit is contained in:
Jakob Rath 2023-12-07 14:29:45 +01:00
parent 110c62963f
commit 90e88d9a7e
5 changed files with 479 additions and 36 deletions
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32
src/math/polysat/conflict.cpp
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@ -276,27 +276,27 @@ namespace polysat {
logger().begin_conflict(cl.name());
}
void conflict::init_by_viable_interval(pvar v) {
LOG("Conflict: viable_interval v" << v);
// void conflict::init_by_viable_interval(pvar v) {
// LOG("Conflict: viable_interval v" << v);
// SASSERT(empty());
// SASSERT(!s.is_assigned(v));
// m_level = s.m_level;
// logger().begin_conflict(header_with_var("viable_interval v", v));
// if (s.m_viable.resolve_interval(v, *this)) {
// revert_pvar(v); // at this point, v is not assigned
// }
// SASSERT(!empty());
// }
void conflict::init_viable_begin(pvar v, bool by_intervals) {
LOG("Conflict: viable_" << (by_intervals ? "interval" : "fallback") << " v" << v);
SASSERT(empty());
SASSERT(!s.is_assigned(v));
m_level = s.m_level;
logger().begin_conflict(header_with_var("viable_interval v", v));
if (s.m_viable.resolve_interval(v, *this)) {
revert_pvar(v); // at this point, v is not assigned
}
SASSERT(!empty());
logger().begin_conflict(header_with_var(by_intervals ? "viable_interval" : "viable_fallback v", v));
}
void conflict::init_viable_fallback_begin(pvar v) {
LOG("Conflict: viable_fallback v" << v);
SASSERT(empty());
SASSERT(!s.is_assigned(v));
m_level = s.m_level;
logger().begin_conflict(header_with_var("viable_fallback v", v));
}
void conflict::init_viable_fallback_end(pvar v) {
void conflict::init_viable_end(pvar v) {
SASSERT(!empty());
revert_pvar(v); // at this point, v is not assigned
}