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update to use incremental substitution

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-01-23 03:00:25 +01:00
parent 6f689c3c1f
commit cbbf1381f7
19 changed files with 167 additions and 89 deletions
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6
src/math/polysat/op_constraint.h
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@ -23,6 +23,8 @@ Author:
namespace polysat {
class solver;
class op_constraint final : public constraint {
public:
enum class code { lshr_op, ashr_op, shl_op, and_op, or_op, xor_op, not_op };
@ -54,8 +56,8 @@ namespace polysat {
std::ostream& display(std::ostream& out, lbool status) const override;
std::ostream& display(std::ostream& out) const override;
bool is_always_false(bool is_positive) const override;
bool is_currently_false(assignment_t const& a, bool is_positive) const override;
bool is_currently_true(assignment_t const& a, bool is_positive) const override;
bool is_currently_false(solver& s, bool is_positive) const override;
bool is_currently_true(solver& s, bool is_positive) const override;
void narrow(solver& s, bool is_positive) override;
inequality as_inequality(bool is_positive) const override { throw default_exception("is not an inequality"); }
unsigned hash() const override;