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Adding translation to ackr_model_converter.

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This commit is contained in:
Mikolas Janota 2016-06-06 18:06:45 +01:00
parent 736f2bef46
commit 9df2a183d6
2 changed files with 29 additions and 6 deletions
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24
src/ackermannization/ackr_info.h
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@ -20,6 +20,7 @@ Revision History:
#include"ast.h"
#include"ref.h"
#include"expr_replacer.h"
#include"ast_translation.h"
/** \brief
Information about how a formula is being converted into
@ -35,7 +36,6 @@ class ackr_info {
public:
ackr_info(ast_manager& m)
: m_m(m)
, m_consts(m)
, m_er(mk_default_expr_replacer(m))
, m_subst(m_m)
, m_ref_count(0)
@ -43,16 +43,20 @@ class ackr_info {
{}
virtual ~ackr_info() {
m_consts.reset();
for (t2ct::iterator i = m_t2c.begin(); i != m_t2c.end(); ++i) {
m_m.dec_ref(i->m_key);
m_m.dec_ref(i->m_value);
}
}
inline void set_abstr(app* term, app* c) {
SASSERT(!m_sealed);
SASSERT(c);
SASSERT(c && term);
m_t2c.insert(term,c);
m_c2t.insert(c->get_decl(),term);
m_subst.insert(term, c);
m_consts.push_back(c);
m_m.inc_ref(term);
m_m.inc_ref(c);
}
inline void abstract(expr * e, expr_ref& res) {
@ -77,6 +81,17 @@ class ackr_info {
m_er->set_substitution(&m_subst);
}
virtual ackr_info * translate(ast_translation & translator) {
ackr_info * const retv = alloc(ackr_info, translator.to());
for (t2ct::iterator i = m_t2c.begin(); i != m_t2c.end(); ++i) {
app * const k = translator(i->m_key);
app * const v = translator(i->m_value);
retv->set_abstr(k, v);
}
if (m_sealed) retv->seal();
return retv;
}
//
// Reference counting
//
@ -94,7 +109,6 @@ class ackr_info {
t2ct m_t2c; // terms to constants
c2tt m_c2t; // constants to terms (inversion of m_t2c)
expr_ref_vector m_consts; // the constants introduced during abstraction
// replacer and substitution used to compute abstractions
scoped_ptr<expr_replacer> m_er;

11
src/ackermannization/ackr_model_converter.cpp
View file

@ -53,7 +53,16 @@ public:
//void display(std::ostream & out);
virtual model_converter * translate(ast_translation & translator) {NOT_IMPLEMENTED_YET();}
virtual model_converter * translate(ast_translation & translator) {
ackr_info_ref retv_info = info->translate(translator);
if (fixed_model) {
model_ref retv_mod_ref = abstr_model->translate(translator);
return alloc(ackr_model_converter, translator.to(), retv_info, retv_mod_ref);
}
else {
return alloc(ackr_model_converter, translator.to(), retv_info);
}
}
protected:
ast_manager& m;
const ackr_info_ref info;