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working on symbolic execution trace unfolding

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-10-16 16:54:03 -07:00
parent 6b414ba5cf
commit 3a837037d4
8 changed files with 165 additions and 206 deletions
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11
lib/pdr_generalizers.h
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@ -64,13 +64,6 @@ namespace pdr {
virtual void operator()(model_node& n, expr_ref_vector& cube);
};
class core_farkas_properties_generalizer : public core_generalizer {
public:
core_farkas_properties_generalizer(context& ctx): core_generalizer(ctx) {}
virtual ~core_farkas_properties_generalizer() {}
virtual void operator()(model_node& n, expr_ref_vector& core, bool& uses_level);
};
class model_evaluation_generalizer : public model_generalizer {
th_rewriter_model_evaluator m_model_evaluator;
public:
@ -80,10 +73,12 @@ namespace pdr {
};
class core_multi_generalizer : public core_generalizer {
core_bool_inductive_generalizer m_gen;
public:
core_multi_generalizer(context& ctx): core_generalizer(ctx) {}
core_multi_generalizer(context& ctx, unsigned max_failures): core_generalizer(ctx), m_gen(ctx, max_failures) {}
virtual ~core_multi_generalizer() {}
virtual void operator()(model_node& n, expr_ref_vector& core, bool& uses_level);
virtual void operator()(model_node& n, expr_ref_vector const& core, bool uses_level, cores& new_cores);
};
class core_interpolant_generalizer : public core_generalizer {