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adding char decl plugin for separate theory treatment

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-01-26 16:28:44 -08:00
parent 33714ceb40
commit 20332c6d3e
7 changed files with 452 additions and 420 deletions
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29
src/smt/theory_char.h
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@ -34,34 +34,26 @@ namespace smt {
void reset() { memset(this, 0, sizeof(*this)); }
};
seq_util seq;
seq_util seq;
vector<literal_vector> m_bits;
vector<expr_ref_vector> m_ebits;
unsigned_vector m_var2value;
svector<theory_var> m_value2var;
bool m_enabled { false };
bit_blaster m_bb;
stats m_stats;
symbol m_bits2char;
seq_factory* m_factory { nullptr };
unsigned_vector m_var2value;
svector<theory_var> m_value2var;
bool m_enabled { false };
bit_blaster m_bb;
stats m_stats;
symbol m_bits2char;
seq_factory* m_factory { nullptr };
struct reset_bits;
literal_vector const& get_bits(theory_var v);
expr_ref_vector const& get_ebits(theory_var v);
bool has_bits(theory_var v) const;
void init_bits(theory_var v);
bool get_char_value(theory_var v, unsigned& c);
bool get_char_value(theory_var v, unsigned& c);
void enforce_ackerman(theory_var v, theory_var w);
void enforce_value_bound(theory_var v);
void enforce_bits();
public:
@ -83,9 +75,6 @@ namespace smt {
// ensure coherence for character codes and equalities of shared symbols.
bool enabled() const { return m_enabled; }
bool final_check();
// <= atomic constraints on characters
void assign_le(theory_var v1, theory_var v2, literal lit);
void assign_lt(theory_var v1, theory_var v2, literal lit);
void new_const_char(theory_var v, unsigned c);
unsigned get_char_value(theory_var v);