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Changed pob queue management strategy in spacer_context

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This commit is contained in:
Arie Gurfinkel 2018-05-17 14:50:58 -07:00
parent a696a40a3a
commit 05c8067392
2 changed files with 61 additions and 33 deletions
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7
src/muz/spacer/spacer_context.h
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@ -53,6 +53,7 @@ typedef obj_map<func_decl, pred_transformer*> decl2rel;
class pob;
typedef ref<pob> pob_ref;
typedef sref_vector<pob> pob_ref_vector;
typedef sref_buffer<pob> pob_ref_buffer;
class reach_fact;
typedef ref<reach_fact> reach_fact_ref;
@ -788,16 +789,18 @@ class context {
// Functions used by search.
lbool solve_core (unsigned from_lvl = 0);
bool is_requeue(pob &n);
bool check_reachability ();
bool propagate(unsigned min_prop_lvl, unsigned max_prop_lvl,
unsigned full_prop_lvl);
bool is_reachable(pob &n);
lbool expand_pob(pob &n);
lbool expand_pob(pob &n, pob_ref_buffer &out);
reach_fact *mk_reach_fact (pob& n, model_evaluator_util &mev,
datalog::rule const& r);
bool create_children(pob& n, datalog::rule const& r,
model_evaluator_util &model,
const vector<bool>& reach_pred_used);
const vector<bool>& reach_pred_used,
pob_ref_buffer &out);
expr_ref mk_sat_answer();
expr_ref mk_unsat_answer() const;