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add recfuns to model

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-10-27 13:26:32 -05:00
parent 51a0022450
commit 80acf8ed79
9 changed files with 45 additions and 15 deletions
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16
src/ast/recfun_decl_plugin.h
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@ -99,6 +99,7 @@ namespace recfun {
vars m_vars; //<! variables of the function
cases m_cases; //!< possible cases
func_decl_ref m_decl; //!< generic declaration
expr_ref m_rhs; //!< definition
family_id m_fid;
def(ast_manager &m, family_id fid, symbol const & s, unsigned arity, sort *const * domain, sort* range);
@ -116,13 +117,11 @@ namespace recfun {
sort_ref_vector const & get_domain() const { return m_domain; }
sort_ref const & get_range() const { return m_range; }
func_decl * get_decl() const { return m_decl.get(); }
expr * get_rhs() const { return m_rhs; }
bool is_fun_macro() const { return m_cases.size() == 1; }
bool is_fun_defined() const { return !is_fun_macro(); }
expr * get_macro_rhs() const {
return m_cases[0].get_rhs();
}
};
// definition to be complete (missing RHS)
@ -180,7 +179,12 @@ namespace recfun {
def& get_def(func_decl* f) { return *(m_defs[f]); }
bool has_case_def(func_decl* f) const { return m_case_defs.contains(f); }
case_def& get_case_def(func_decl* f) { SASSERT(has_case_def(f)); return *(m_case_defs[f]); }
//bool is_declared(symbol const& s) const { return m_defs.contains(s); }
func_decl_ref_vector get_rec_funs() {
func_decl_ref_vector result(m());
for (auto& kv : m_defs) result.push_back(kv.m_key);
return result;
}
};
}
@ -232,6 +236,10 @@ namespace recfun {
return mk_fun_defined(d, args.size(), args.c_ptr());
}
func_decl_ref_vector get_rec_funs() {
return m_plugin->get_rec_funs();
}
app_ref mk_depth_limit_pred(unsigned d);
decl::plugin& get_plugin() { return *m_plugin; }