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Dedup op constraints

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This commit is contained in:
Jakob Rath 2022-11-07 15:02:48 +01:00
parent 89acd96a89
commit 2953b1c093
5 changed files with 61 additions and 40 deletions
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32
src/math/polysat/constraint_manager.h
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@ -12,25 +12,24 @@ Author:
--*/
#pragma once
#include "math/polysat/constraint.h"
#include "math/polysat/clause.h"
#include <iostream>
#include "math/polysat/constraint.h"
#include "math/polysat/op_constraint.h"
namespace polysat {
class constraint;
class ule_constraint;
class umul_ovfl_constraint;
class smul_fl_constraint;
class op_constraint;
class signed_constraint;
class constraint_dedup {
public:
using constraint_hash = obj_ptr_hash<constraint>;
using constraint_eq = deref_eq<constraint>;
using constraint_table = ptr_hashtable<constraint, constraint_hash, constraint_eq>;
constraint_table constraints;
using constraint_hash = obj_ptr_hash<constraint>;
using constraint_eq = deref_eq<constraint>;
using constraint_table = ptr_hashtable<constraint, constraint_hash, constraint_eq>;
using constraints = ptr_vector<constraint>;
using signed_constraints = vector<signed_constraint>;
using op_constraint_args_eq = default_eq<op_constraint_args>;
using op_constraint_args_hash = obj_hash<op_constraint_args>;
using op_constraint_expr_map = map<op_constraint_args, pvar, op_constraint_args_hash, op_constraint_args_eq>;
op_constraint_expr_map op_constraint_expr;
};
// Manage constraint lifetime, deduplication, and connection to boolean variables/literals.
class constraint_manager {
@ -40,11 +39,10 @@ namespace polysat {
// Constraints indexed by their boolean variable
ptr_vector<constraint> m_bv2constraint;
// Constraints that have a boolean variable, for deduplication
constraint_table m_constraint_table;
scoped_ptr_vector<constraint> m_constraints;
// scoped_ptr<constraint_dedup> m_dedup;
constraint_dedup m_dedup;
// Clause storage per level
vector<vector<clause_ref>> m_clauses;