z3-z3-4.12.6.src.sat.smt.atom2bool_var.h Maven / Gradle / Ivy
/*++
Copyright (c) 2011 Microsoft Corporation
Module Name:
atom2bool_var.h
Abstract:
The mapping between SAT boolean variables and atoms
Author:
Leonardo (leonardo) 2011-10-25
Notes:
--*/
#pragma once
#include "ast/expr2var.h"
#include "sat/sat_types.h"
/**
\brief Mapping from atoms into SAT boolean variables.
*/
class atom2bool_var : public expr2var {
public:
atom2bool_var(ast_manager & m):expr2var(m) {}
void insert(expr * n, sat::bool_var v) { expr2var::insert(n, v); }
sat::bool_var to_bool_var(expr * n) const;
void mk_inv(expr_ref_vector & lit2expr) const;
void mk_var_inv(expr_ref_vector & var2expr) const;
// return true if the mapping contains uninterpreted atoms.
bool interpreted_atoms() const { return expr2var::interpreted_vars(); }
};
class goal;
void collect_boolean_interface(goal const & g, obj_hashtable & r);
void collect_boolean_interface(ast_manager & m, unsigned num, expr * const * fs, obj_hashtable & r);