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reorganize polysat functionality to use abstract solver interface

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make dependency be self-contained
This commit is contained in:
Nikolaj Bjorner 2023-12-09 09:38:18 -08:00
parent 837e111d93
commit 81c6f00c99
23 changed files with 381 additions and 123 deletions
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48
src/sat/smt/polysat_constraints.cpp
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@ -1,48 +0,0 @@
/*++
Copyright (c) 2021 Microsoft Corporation
Module Name:
polysat constraints
Author:
Nikolaj Bjorner (nbjorner) 2021-03-19
Jakob Rath 2021-04-06
--*/
#include "sat/smt/polysat_core.h"
#include "sat/smt/polysat_solver.h"
#include "sat/smt/polysat_constraints.h"
#include "sat/smt/polysat_ule.h"
#include "sat/smt/polysat_umul_ovfl.h"
namespace polysat {
signed_constraint constraints::ule(pdd const& p, pdd const& q) {
pdd lhs = p, rhs = q;
bool is_positive = true;
ule_constraint::simplify(is_positive, lhs, rhs);
auto* c = alloc(ule_constraint, p, q);
m_trail.push(new_obj_trail(c));
auto sc = signed_constraint(ckind_t::ule_t, c);
return is_positive ? sc : ~sc;
}
signed_constraint constraints::umul_ovfl(pdd const& p, pdd const& q) {
auto* c = alloc(umul_ovfl_constraint, p, q);
m_trail.push(new_obj_trail(c));
return signed_constraint(ckind_t::umul_ovfl_t, c);
}
lbool signed_constraint::eval(assignment& a) const {
lbool r = m_constraint->eval(a);
return m_sign ? ~r : r;
}
std::ostream& signed_constraint::display(std::ostream& out) const {
if (m_sign) out << "~";
return out << *m_constraint;
}
}