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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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16
lib/pdr_manager.h
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@ -223,6 +223,20 @@ namespace pdr {
bool is_homogenous_formula(expr * e) const {
return m_mux.is_homogenous_formula(e);
}
/**
Collect indices used in expression.
*/
void collect_indices(expr* e, unsigned_vector& indices) const {
m_mux.collect_indices(e, indices);
}
/**
Collect used variables of each index.
*/
void collect_variables(expr* e, vector<ptr_vector<app> >& vars) const {
m_mux.collect_variables(e, vars);
}
/**
Return true iff both s1 and s2 are either "n" or "o" of the same index.
@ -275,8 +289,6 @@ namespace pdr {
bool try_get_state_and_value_from_atom(expr * atom, app *& state, app_ref& value);
bool try_get_state_decl_from_atom(expr * atom, func_decl *& state);
void get_state_cube_from_model(const model_core & mdl, expr_ref_vector & cube) const
{ return m_mux.get_muxed_cube_from_model(mdl, cube); }
std::string pp_model(const model_core & mdl) const
{ return m_mux.pp_model(mdl); }