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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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Leonardo de Moura 2012-10-02 11:35:25 -07:00
parent 3f9edad676
commit e9eab22e5c
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lib/assertion_set.h Normal file
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/*++
Copyright (c) 2011 Microsoft Corporation
Module Name:
assertion_set.h
Abstract:
Assertion set.
Author:
Leonardo de Moura (leonardo) 2011-04-20
Revision History:
--*/
#ifndef _ASSERTION_SET_H_
#define _ASSERTION_SET_H_
#include"ast.h"
#include"ast_translation.h"
#include"for_each_expr.h"
class cmd_context;
class assertion_set {
ast_manager & m_manager;
bool m_inconsistent;
expr_array m_forms;
expr_array m_proofs;
void push_back(expr * f, proof * pr);
void quick_process(bool save_first, expr * & f);
void process_and(bool save_first, app * f, proof * pr, expr_ref & out_f, proof_ref & out_pr);
void process_not_or(bool save_first, app * f, proof * pr, expr_ref & out_f, proof_ref & out_pr);
void slow_process(bool save_first, expr * f, proof * pr, expr_ref & out_f, proof_ref & out_pr);
void slow_process(expr * f, proof * pr);
public:
assertion_set(ast_manager & m):m_manager(m), m_inconsistent(false) {}
~assertion_set() { reset(); }
ast_manager & m() const { return m_manager; }
bool inconsistent() const { return m_inconsistent; }
void reset();
void copy(assertion_set & target) const;
void assert_expr(expr * f, proof * pr);
void assert_expr(expr * f) {
assert_expr(f, m().mk_asserted(f));
}
unsigned size() const { return m().size(m_forms); }
unsigned num_exprs() const;
expr * form(unsigned i) const { return m().get(m_forms, i); }
proof * pr(unsigned i) const { return m().proofs_enabled() ? static_cast<proof*>(m().get(m_proofs, i)) : 0; }
void update(unsigned i, expr * f, proof * pr = 0);
void elim_true();
void elim_redundancies();
void display(cmd_context & ctx, std::ostream & out) const;
void display(cmd_context & ctx) const;
void display(std::ostream & out) const;
void display_ll(std::ostream & out) const;
void display_as_and(std::ostream & out) const;
void display_dimacs(std::ostream & out) const;
assertion_set * translate(ast_translation & translator) const;
};
void assert_exprs_from(cmd_context const & ctx, assertion_set & t);
template<typename ForEachProc>
void for_each_expr_as(ForEachProc& proc, assertion_set const& s) {
expr_mark visited;
for (unsigned i = 0; i < s.size(); ++i) {
for_each_expr(proc, visited, s.form(i));
}
}
#endif