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consolidate rule checking in separate class

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-09-25 19:05:49 -07:00
parent 8e2fedbc2e
commit 74053275cf
5 changed files with 297 additions and 198 deletions
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32
src/muz/base/dl_context.h
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@ -42,6 +42,7 @@ Revision History:
#include"expr_functors.h"
#include"dl_engine_base.h"
#include"bind_variables.h"
#include"rule_properties.h"
struct fixedpoint_params;
@ -141,6 +142,17 @@ namespace datalog {
SK_UINT64,
SK_SYMBOL
};
class contains_pred : public i_expr_pred {
context const& ctx;
public:
contains_pred(context& ctx): ctx(ctx) {}
virtual ~contains_pred() {}
virtual bool operator()(expr* e) {
return ctx.is_predicate(e);
}
};
private:
class sort_domain;
@ -154,17 +166,6 @@ namespace datalog {
typedef obj_map<const func_decl, svector<symbol> > pred2syms;
typedef obj_map<const sort, sort_domain*> sort_domain_map;
class contains_pred : public i_expr_pred {
context const& ctx;
public:
contains_pred(context& ctx): ctx(ctx) {}
virtual ~contains_pred() {}
virtual bool operator()(expr* e) {
return ctx.is_predicate(e);
}
};
ast_manager & m;
register_engine_base& m_register_engine;
@ -179,7 +180,7 @@ namespace datalog {
var_subst m_var_subst;
rule_manager m_rule_manager;
contains_pred m_contains_p;
check_pred m_check_pred;
rule_properties m_rule_properties;
rule_transformer m_transf;
trail_stack<context> m_trail;
ast_ref_vector m_pinned;
@ -419,7 +420,7 @@ namespace datalog {
/**
\brief Check if rule is well-formed according to engine.
*/
void check_rule(rule& r);
void check_rules(rule_set& r);
/**
\brief Return true if facts to \c pred can be added using the \c add_table_fact() function.
@ -565,11 +566,6 @@ namespace datalog {
void ensure_engine();
void check_quantifier_free(rule& r);
void check_uninterpreted_free(rule& r);
void check_existential_tail(rule& r);
void check_positive_predicates(rule& r);
// auxilary functions for SMT2 pretty-printer.
void declare_vars(expr_ref_vector& rules, mk_fresh_name& mk_fresh, std::ostream& out);