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add option to validate result of PDR. Add PDR tactic. Add fixedpoint parsing

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-11-17 20:47:49 +01:00
parent 68ae5d434c
commit 50385e7e29
32 changed files with 836 additions and 393 deletions
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14
src/muz_qe/pdr_reachable_cache.h
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@ -28,15 +28,21 @@ Revision History:
namespace pdr {
class reachable_cache {
struct stats {
unsigned m_hits;
unsigned m_miss;
unsigned m_inserts;
stats() { reset(); }
void reset() { memset(this, 0, sizeof(*this)); }
};
ast_manager & m;
manager & m_pm;
scoped_ptr<smt_context> m_ctx;
ast_ref_vector m_ref_holder;
app_ref m_disj_connector;
obj_hashtable<expr> m_cache;
unsigned m_cache_hits;
unsigned m_cache_miss;
unsigned m_cache_inserts;
stats m_stats;
datalog::PDR_CACHE_MODE m_cache_mode;
void add_disjuncted_formula(expr * f);
@ -53,6 +59,8 @@ namespace pdr {
bool is_reachable(expr * cube);
void collect_statistics(statistics& st) const;
void reset_statistics();
};
}