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implementing model updates

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-10-30 16:11:51 -05:00
parent 92b5301b7f
commit 3de8c193ea
63 changed files with 482 additions and 294 deletions
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4
src/ast/ast.cpp
View file

@ -1356,6 +1356,10 @@ ast_manager::ast_manager(ast_manager const & src, bool disable_proofs):
copy_families_plugins(src);
}
void ast_manager::update_fresh_id(ast_manager const& m) {
m_fresh_id = std::max(m_fresh_id, m.m_fresh_id);
}
void ast_manager::init() {
m_int_real_coercions = true;
m_debug_ref_count = false;

2
src/ast/ast.h
View file

@ -1435,6 +1435,8 @@ public:
void show_id_gen();
void update_fresh_id(ast_manager const& other);
protected:
reslimit m_limit;
small_object_allocator m_alloc;

6
src/ast/ast_pp_util.cpp
View file

@ -36,7 +36,6 @@ void ast_pp_util::collect(expr_ref_vector const& es) {
}
void ast_pp_util::display_decls(std::ostream& out) {
smt2_pp_environment_dbg env(m);
ast_smt_pp pp(m);
unsigned n = coll.get_num_sorts();
for (unsigned i = 0; i < n; ++i) {
@ -46,7 +45,7 @@ void ast_pp_util::display_decls(std::ostream& out) {
for (unsigned i = 0; i < n; ++i) {
func_decl* f = coll.get_func_decls()[i];
if (f->get_family_id() == null_family_id) {
ast_smt2_pp(out, f, env);
ast_smt2_pp(out, f, m_env);
out << "\n";
}
}
@ -54,10 +53,9 @@ void ast_pp_util::display_decls(std::ostream& out) {
void ast_pp_util::display_asserts(std::ostream& out, expr_ref_vector const& fmls, bool neat) {
if (neat) {
smt2_pp_environment_dbg env(m);
for (expr* f : fmls) {
out << "(assert ";
ast_smt2_pp(out, f, env);
ast_smt2_pp(out, f, m_env);
out << ")\n";
}
}

6
src/ast/ast_pp_util.h
View file

@ -20,14 +20,16 @@ Revision History:
#define AST_PP_UTIL_H_
#include "ast/decl_collector.h"
#include "ast/ast_smt2_pp.h"
class ast_pp_util {
ast_manager& m;
smt2_pp_environment_dbg m_env;
public:
decl_collector coll;
ast_pp_util(ast_manager& m): m(m), coll(m, false) {}
ast_pp_util(ast_manager& m): m(m), m_env(m), coll(m, false) {}
void collect(expr* e);
@ -38,6 +40,8 @@ class ast_pp_util {
void display_decls(std::ostream& out);
void display_asserts(std::ostream& out, expr_ref_vector const& fmls, bool neat = true);
smt2_pp_environment& env() { return m_env; }
};
#endif /* AST_PP_UTIL_H_ */

2
src/ast/ast_printer.cpp
View file

@ -34,7 +34,7 @@ public:
out << f->get_name();
}
virtual void pp(sort * s, format_ns::format_ref & r) const { mk_smt2_format(s, env(), params_ref(), r); }
virtual void pp(func_decl * f, format_ns::format_ref & r) const { mk_smt2_format(f, env(), params_ref(), r); }
virtual void pp(func_decl * f, format_ns::format_ref & r) const { mk_smt2_format(f, env(), params_ref(), r, "declare-fun"); }
virtual void pp(expr * n, format_ns::format_ref & r) const {
sbuffer<symbol> buf;
mk_smt2_format(n, env(), params_ref(), 0, 0, r, buf);

73
src/ast/ast_smt2_pp.cpp
View file

@ -876,8 +876,21 @@ class smt2_printer {
}
}
void register_var_names(unsigned n) {
unsigned idx = 1;
for (unsigned i = 0; i < n; i++) {
symbol name = next_name("x", idx);
SASSERT(!m_var_names_set.contains(name));
m_var_names.push_back(name);
m_var_names_set.insert(name);
}
}
void unregister_var_names(quantifier * q) {
unsigned num_decls = q->get_num_decls();
unregister_var_names(q->get_num_decls());
}
void unregister_var_names(unsigned num_decls) {
for (unsigned i = 0; i < num_decls; i++) {
symbol s = m_var_names.back();
m_var_names.pop_back();
@ -885,25 +898,28 @@ class smt2_printer {
}
}
format * pp_var_decls(quantifier * q) {
format * pp_var_args(unsigned num_decls, sort* const* srts) {
ptr_buffer<format> buf;
unsigned num_decls = q->get_num_decls();
SASSERT(num_decls <= m_var_names.size());
symbol * it = m_var_names.end() - num_decls;
for (unsigned i = 0; i < num_decls; i++, it++) {
format * fs[1] = { m_env.pp_sort(q->get_decl_sort(i)) };
format * fs[1] = { m_env.pp_sort(srts[i]) };
std::string var_name;
if (is_smt2_quoted_symbol (*it)) {
var_name = mk_smt2_quoted_symbol (*it);
}
else {
var_name = it->str ();\
var_name = it->str ();
}
buf.push_back(mk_seq1<format**,f2f>(m(), fs, fs+1, f2f(), var_name.c_str ()));
}
return mk_seq5(m(), buf.begin(), buf.end(), f2f());
}
format * pp_var_decls(quantifier * q) {
return pp_var_args(q->get_num_decls(), q->get_decl_sorts());
}
void process_quantifier(quantifier * q, frame & fr) {
if (fr.m_idx == 0) {
begin_scope();
@ -1098,7 +1114,7 @@ public:
r = m_env.pp_sort(s);
}
void operator()(func_decl * f, format_ref & r) {
void operator()(func_decl * f, format_ref & r, char const* cmd) {
unsigned arity = f->get_arity();
unsigned len;
format * fname = m_env.pp_fdecl_name(f, len);
@ -1110,9 +1126,27 @@ public:
}
args[1] = mk_seq5<format**, f2f>(m(), buf.begin(), buf.end(), f2f());
args[2] = m_env.pp_sort(f->get_range());
r = mk_seq1<format**, f2f>(m(), args, args+3, f2f(), "declare-fun");
r = mk_seq1<format**, f2f>(m(), args, args+3, f2f(), cmd);
}
void operator()(func_decl * f, expr * e, format_ref & r, char const* cmd) {
unsigned arity = f->get_arity();
unsigned len;
format * fname = m_env.pp_fdecl_name(f, len);
register_var_names(f->get_arity());
format * args[4];
args[0] = fname;
args[1] = pp_var_args(f->get_arity(), f->get_domain());
args[2] = m_env.pp_sort(f->get_range());
process(e, r);
args[3] = r;
r = mk_seq1<format**, f2f>(m(), args, args+4, f2f(), cmd);
unregister_var_names(f->get_arity());
}
};
void mk_smt2_format(expr * n, smt2_pp_environment & env, params_ref const & p,
@ -1127,9 +1161,14 @@ void mk_smt2_format(sort * s, smt2_pp_environment & env, params_ref const & p, f
pr(s, r);
}
void mk_smt2_format(func_decl * f, smt2_pp_environment & env, params_ref const & p, format_ref & r) {
void mk_smt2_format(func_decl * f, smt2_pp_environment & env, params_ref const & p, format_ref & r, char const* cmd) {
smt2_printer pr(env, p);
pr(f, r);
pr(f, r, cmd);
}
void mk_smt2_format(func_decl * f, expr * e, smt2_pp_environment & env, params_ref const & p, format_ref & r, char const* cmd) {
smt2_printer pr(env, p);
pr(f, e, r, cmd);
}
void mk_smt2_format(unsigned sz, expr * const* es, smt2_pp_environment & env, params_ref const & p,
@ -1170,17 +1209,29 @@ std::ostream & ast_smt2_pp(std::ostream & out, sort * s, smt2_pp_environment & e
return out;
}
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, smt2_pp_environment & env, params_ref const & p, unsigned indent) {
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, smt2_pp_environment & env, params_ref const & p, unsigned indent, char const* cmd) {
ast_manager & m = env.get_manager();
format_ref r(fm(m));
sbuffer<symbol> var_names;
mk_smt2_format(f, env, p, r);
mk_smt2_format(f, env, p, r, cmd);
if (indent > 0)
r = mk_indent(m, indent, r.get());
pp(out, r.get(), m, p);
return out;
}
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, expr* e, smt2_pp_environment & env, params_ref const & p, unsigned indent, char const* cmd) {
ast_manager & m = env.get_manager();
format_ref r(fm(m));
sbuffer<symbol> var_names;
mk_smt2_format(f, e, env, p, r, cmd);
if (indent > 0)
r = mk_indent(m, indent, r.get());
pp(out, r.get(), m, p);
return out;
}
std::ostream & ast_smt2_pp(std::ostream & out, unsigned sz, expr * const* es, smt2_pp_environment & env, params_ref const & p, unsigned indent,
unsigned num_vars, char const * var_prefix) {
ast_manager & m = env.get_manager();

5
src/ast/ast_smt2_pp.h
View file

@ -97,12 +97,13 @@ void mk_smt2_format(expr * n, smt2_pp_environment & env, params_ref const & p,
unsigned num_vars, char const * var_prefix,
format_ns::format_ref & r, sbuffer<symbol> & var_names);
void mk_smt2_format(sort * s, smt2_pp_environment & env, params_ref const & p, format_ns::format_ref & r);
void mk_smt2_format(func_decl * f, smt2_pp_environment & env, params_ref const & p, format_ns::format_ref & r);
void mk_smt2_format(func_decl * f, smt2_pp_environment & env, params_ref const & p, format_ns::format_ref & r, char const* cmd);
std::ostream & ast_smt2_pp(std::ostream & out, expr * n, smt2_pp_environment & env, params_ref const & p = params_ref(), unsigned indent = 0,
unsigned num_vars = 0, char const * var_prefix = 0);
std::ostream & ast_smt2_pp(std::ostream & out, sort * s, smt2_pp_environment & env, params_ref const & p = params_ref(), unsigned indent = 0);
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, smt2_pp_environment & env, params_ref const & p = params_ref(), unsigned indent = 0);
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, smt2_pp_environment & env, params_ref const & p = params_ref(), unsigned indent = 0, char const* cmd = "declare-fun");
std::ostream & ast_smt2_pp(std::ostream & out, func_decl * f, expr* e, smt2_pp_environment & env, params_ref const & p = params_ref(), unsigned indent = 0, char const* cmd = "define-fun");
/**
\brief Internal wrapper (for debugging purposes only)

1
src/ast/ast_translation.h
View file

@ -52,6 +52,7 @@ public:
ast_translation(ast_manager & from, ast_manager & to, bool copy_plugins = true) : m_from_manager(from), m_to_manager(to) {
if (copy_plugins)
m_to_manager.copy_families_plugins(m_from_manager);
m_to_manager.update_fresh_id(m_from_manager);
}
~ast_translation();