u2i_cfg(ast_manager & m, sort * u):
m_autil(m),
m_asts(m),
m_usort(u) {
m_asts.push_back(u);
m_int_sort = m_autil.mk_int();
m_asts.push_back(m_int_sort);
}
virtual void reduce_assign(func_decl* f, unsigned num_args, expr * const* args, unsigned num_out, expr* const* outs) {
if (m_reduce_assign) {
m_trail.push_back(f);
for (unsigned i = 0; i < num_args; ++i) {
m_trail.push_back(args[i]);
}
m_reduce_assign(m_state, f, num_args, args, num_out, outs);
}
}
func_decl * remap(func_decl * f) {
ptr_buffer<sort> new_domain;
sort * new_range = remap(f->get_range());
for (unsigned i = 0; i < f->get_arity(); i++)
new_domain.push_back(remap(f->get_domain(i)));
func_decl * new_f = m().mk_func_decl(f->get_name(), new_domain.size(), new_domain.c_ptr(), new_range);
m_asts.push_back(new_f);
m_asts.push_back(f);
m_f2f.insert(f, new_f);
return new_f;
}
virtual void reduce(func_decl* f, unsigned num_args, expr * const* args, expr_ref& result) {
expr* r = 0;
if (m_reduce_app) {
m_reduce_app(m_state, f, num_args, args, &r);
result = r;
m_trail.push_back(f);
for (unsigned i = 0; i < num_args; ++i) {
m_trail.push_back(args[i]);
}
m_trail.push_back(r);
}
// allow fallthrough.
if (r == 0) {
ast_manager& m = m_context.get_manager();
result = m.mk_app(f, num_args, args);
}
}
ast_manager & m() const { return m_asts.get_manager(); }