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working on symbolic execution for PDR

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-10-18 21:01:28 -07:00
parent 3a837037d4
commit 8f5fc3716e
13 changed files with 847 additions and 1014 deletions
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11
lib/pdr_sym_mux.h
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@ -86,6 +86,8 @@ private:
class hmg_checker;
class nonmodel_sym_checker;
class index_renamer_cfg;
class index_collector;
class variable_collector;
std::string get_suffix(unsigned i) const;
void ensure_tuple_size(func_decl * prim, unsigned sz) const;
@ -184,6 +186,15 @@ public:
*/
bool contains(expr * e, unsigned idx) const;
/**
Collect indices used in expression.
*/
void collect_indices(expr* e, unsigned_vector& indices) const;
/**
Collect used variables of each index.
*/
void collect_variables(expr* e, vector<ptr_vector<app> >& vars) const;
/**
Convert symbol sym which has to be of src_idx variant into variant tgt_idx.