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optimize rule processing

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-04-26 11:43:06 -07:00
parent 83add2bd9b
commit c58b4f9a53
28 changed files with 267 additions and 200 deletions
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12
src/ast/rewriter/var_subst.h
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@ -20,6 +20,7 @@ Notes:
#define _VAR_SUBST_H_
#include"rewriter.h"
#include"used_vars.h"
/**
\brief Alias for var_shifter class.
@ -53,6 +54,15 @@ public:
/**
\brief Eliminate the unused variables from \c q. Store the result in \c r.
*/
class unused_vars_eliminator {
ast_manager& m;
var_subst m_subst;
used_vars m_used;
public:
unused_vars_eliminator(ast_manager& m): m(m), m_subst(m) {}
void operator()(quantifier* q, expr_ref& r);
};
void elim_unused_vars(ast_manager & m, quantifier * q, expr_ref & r);
/**
@ -73,6 +83,8 @@ void instantiate(ast_manager & m, quantifier * q, expr * const * exprs, expr_ref
*/
void get_free_vars(expr* e, ptr_vector<sort>& sorts);
void get_free_vars(ast_mark& mark, ptr_vector<expr>& todo, expr* e, ptr_vector<sort>& sorts);
#endif