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Cleanup transition creation in pred_transformer

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Arie Gurfinkel 2018-05-28 08:28:36 -07:00
parent 005a6d93bb
commit 56a29093d0
2 changed files with 61 additions and 47 deletions
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11
src/muz/spacer/spacer_context.h
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@ -295,8 +295,9 @@ class pred_transformer {
rule2expr m_rule2tag; // map rule to predicate tag.
rule2expr m_rule2transition; // map rules to transition
rule2apps m_rule2vars; // map rule to auxiliary variables
expr_ref m_transition; // transition relation.
expr_ref m_initial_state; // initial state.
expr_ref_vector m_transition_clause; // extra clause for trans
expr_ref m_transition; // transition relation
expr_ref m_init; // initial condition
app_ref m_extend_lit; // literal to extend initial state
bool m_all_init; // true if the pt has no uninterpreted body in any rule
ptr_vector<func_decl> m_predicates; // temp vector used with find_predecessors()
@ -320,7 +321,7 @@ class pred_transformer {
void mk_assumptions(func_decl* head, expr* fml, expr_ref_vector& result);
// Initialization
void init_rules(decl2rel const& pts, expr_ref& init, expr_ref& transition);
void init_rules(decl2rel const& pts);
void init_rule(decl2rel const& pts, datalog::rule const& rule, vector<bool>& is_init,
ptr_vector<datalog::rule const>& rules, expr_ref_vector& transition);
void init_atom(decl2rel const& pts, app * atom, app_ref_vector& var_reprs,
@ -355,7 +356,7 @@ public:
func_decl* const* sig() {return m_sig.c_ptr();}
unsigned sig_size() const {return m_sig.size();}
expr* transition() const {return m_transition;}
expr* initial_state() const {return m_initial_state;}
expr* init() const {return m_init;}
expr* rule2tag(datalog::rule const* r) {return m_rule2tag.find(r);}
unsigned get_num_levels() {return m_frames.size ();}
expr_ref get_cover_delta(func_decl* p_orig, int level);
@ -427,7 +428,7 @@ public:
bool check_inductive(unsigned level, expr_ref_vector& state,
unsigned& assumes_level, unsigned weakness = UINT_MAX);
expr_ref get_formulas(unsigned level, bool add_axioms);
expr_ref get_formulas(unsigned level);
void simplify_formulas();