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checkpoint

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-10-21 13:32:12 -07:00
parent 4722fdfca5
commit add684d8e9
377 changed files with 204 additions and 62 deletions
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src/smt/smt_checker.h Normal file
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/*++
Copyright (c) 2006 Microsoft Corporation
Module Name:
smt_checker.h
Abstract:
<abstract>
Author:
Leonardo de Moura (leonardo) 2008-06-20.
Revision History:
--*/
#ifndef _SMT_CHECKER_H_
#define _SMT_CHECKER_H_
#include"ast.h"
#include"obj_hashtable.h"
namespace smt {
class context;
class checker {
typedef obj_map<expr, bool> expr2bool;
typedef obj_map<expr, enode *> expr2enode;
context & m_context;
ast_manager & m_manager;
expr2bool m_is_true_cache[2];
expr2enode m_to_enode_cache;
unsigned m_num_bindings;
enode * const * m_bindings;
bool all_args(app * a, bool is_true);
bool any_arg(app * a, bool is_true);
bool check_core(expr * n, bool is_true);
bool check(expr * n, bool is_true);
enode * get_enode_eq_to_core(app * n);
enode * get_enode_eq_to(expr * n);
public:
checker(context & c);
bool is_sat(expr * n, unsigned num_bindings = 0, enode * const * bindings = 0);
bool is_unsat(expr * n, unsigned num_bindings = 0, enode * const * bindings = 0);
};
};
#endif /* _SMT_CHECKER_H_ */