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add c-cube's recursive function theory

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-17 04:56:58 -07:00
commit c7d0d4e191
23 changed files with 1590 additions and 21 deletions
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8
src/util/scoped_ptr_vector.h
View file

@ -31,6 +31,7 @@ public:
void reset() { std::for_each(m_vector.begin(), m_vector.end(), delete_proc<T>()); m_vector.reset(); }
void push_back(T * ptr) { m_vector.push_back(ptr); }
void pop_back() { SASSERT(!empty()); set(size()-1, nullptr); m_vector.pop_back(); }
T * back() const { return m_vector.back(); }
T * operator[](unsigned idx) const { return m_vector[idx]; }
void set(unsigned idx, T * ptr) {
if (m_vector[idx] == ptr)
@ -51,6 +52,13 @@ public:
push_back(nullptr);
}
}
//!< swap last element with given pointer
void swap_back(scoped_ptr<T> & ptr) {
SASSERT(!empty());
T * tmp = ptr.detach();
ptr = m_vector.back();
m_vector[m_vector.size()-1] = tmp;
}
};
#endif

11
src/util/trail.h
View file

@ -143,6 +143,17 @@ public:
};
template<typename Ctx, typename M, typename Mgr, typename D>
class insert_ref_map : public trail<Ctx> {
Mgr& m;
M& m_map;
D m_obj;
public:
insert_ref_map(Mgr& m, M& t, D o) : m(m), m_map(t), m_obj(o) {}
virtual ~insert_ref_map() {}
virtual void undo(Ctx & ctx) { m_map.remove(m_obj); m.dec_ref(m_obj); }
};
template<typename Ctx, typename V>
class push_back_vector : public trail<Ctx> {