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Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
This commit is contained in:
Nikolaj Bjorner 2015-04-01 14:57:11 -07:00
commit 52619b9dbb
337 changed files with 24943 additions and 30606 deletions
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67
src/ast/ast_smt2_pp.cpp
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@ -228,34 +228,65 @@ format * smt2_pp_environment::pp_bv_literal(app * t, bool use_bv_lits, bool bv_n
return vf;
}
format * smt2_pp_environment::pp_float_literal(app * t) {
format * smt2_pp_environment::pp_float_literal(app * t, bool use_bv_lits, bool use_float_real_lits) {
mpf_manager & fm = get_futil().fm();
scoped_mpf v(fm);
ast_manager & m = get_manager();
format * body = 0;
VERIFY(get_futil().is_value(t, v));
string_buffer<> buf;
VERIFY(get_futil().is_numeral(t, v));
if (fm.is_nan(v)) {
body = mk_string(get_manager(), "NaN");
buf << "(_ NaN " << v.get().get_ebits() << " " << v.get().get_sbits() << ")";
return mk_string(m, buf.c_str());
}
else if (fm.is_pinf(v)) {
body = mk_string(get_manager(), "plusInfinity");
buf << "(_ +oo " << v.get().get_ebits() << " " << v.get().get_sbits() << ")";
return mk_string(m, buf.c_str());
}
else if (fm.is_ninf(v)) {
body = mk_string(get_manager(), "minusInfinity");
buf << "(_ -oo " << v.get().get_ebits() << " " << v.get().get_sbits() << ")";
return mk_string(m, buf.c_str());
}
else if (fm.is_pzero(v)) {
// TODO: make it SMT 2.0 compatible
body = mk_string(get_manager(), "+0.0");
else if (fm.is_pzero(v)) {
buf << "(_ +zero " << v.get().get_ebits() << " " << v.get().get_sbits() << ")";
return mk_string(m, buf.c_str());
}
else if (fm.is_nzero(v)) {
// TODO: make it SMT 2.0 compatible
body = mk_string(get_manager(), "-0.0");
buf << "(_ -zero " << v.get().get_ebits() << " " << v.get().get_sbits() << ")";
return mk_string(m, buf.c_str());
}
else if (use_float_real_lits)
{
buf << "((_ to_fp " << v.get().get_ebits() << " " <<
v.get().get_sbits() << ") RTZ " <<
fm.to_string(v).c_str() << ")";
return mk_string(m, buf.c_str());
}
else {
// TODO: make it SMT 2.0 compatible
std::string val = fm.to_string(v);
body = mk_string(get_manager(), val.c_str());
if (use_bv_lits)
buf << "(fp #b" << (fm.sgn(v) ? 1 : 0);
else
buf << "(fp (_ bv" << (fm.sgn(v) ? 1 : 0) << " 1)";
body = mk_string(m, buf.c_str());
body = mk_compose(m, body, mk_string(m, " "));
mpf_exp_t exp = fm.exp(v);
const mpz & bias = fm.m_powers2.m1(v.get().get_ebits() - 1);
mpf_exp_t biased_exp = exp + fm.mpz_manager().get_int64(bias);
app_ref e_biased_exp(m);
e_biased_exp = get_bvutil().mk_numeral(biased_exp, v.get().get_ebits());
body = mk_compose(m, body, pp_bv_literal(e_biased_exp, use_bv_lits, false));
body = mk_compose(m, body, mk_string(m, " "));
scoped_mpz sig(fm.mpz_manager());
sig = fm.sig(v);
app_ref e_sig(m);
e_sig = get_bvutil().mk_numeral(rational(sig), v.get().get_sbits() - 1);
body = mk_compose(m, body, pp_bv_literal(e_sig, use_bv_lits, false));
body = mk_compose(m, body, mk_string(m, ")"));
return body;
}
return pp_as(body, get_manager().get_sort(t));
}
// generate (- f)
@ -371,7 +402,7 @@ format_ns::format * smt2_pp_environment::pp_sort(sort * s) {
unsigned ebits = get_futil().get_ebits(s);
unsigned sbits = get_futil().get_sbits(s);
ptr_buffer<format> fs;
fs.push_back(mk_string(m, "FP"));
fs.push_back(mk_string(m, "FloatingPoint"));
fs.push_back(mk_unsigned(m, ebits));
fs.push_back(mk_unsigned(m, sbits));
return mk_seq1(m, fs.begin(), fs.end(), f2f(), "_");
@ -431,6 +462,7 @@ class smt2_printer {
bool m_pp_decimal;
unsigned m_pp_decimal_precision;
bool m_pp_bv_lits;
bool m_pp_float_real_lits;
bool m_pp_bv_neg;
unsigned m_pp_max_depth;
unsigned m_pp_min_alias_size;
@ -549,8 +581,8 @@ class smt2_printer {
else if (m_env.get_bvutil().is_numeral(c)) {
f = m_env.pp_bv_literal(c, m_pp_bv_lits, m_pp_bv_neg);
}
else if (m_env.get_futil().is_value(c)) {
f = m_env.pp_float_literal(c);
else if (m_env.get_futil().is_numeral(c)) {
f = m_env.pp_float_literal(c, m_pp_bv_lits, m_pp_float_real_lits);
}
else if (m_env.get_dlutil().is_numeral(c)) {
f = m_env.pp_datalog_literal(c);
@ -993,6 +1025,7 @@ public:
m_pp_decimal = p.decimal();
m_pp_decimal_precision = p.decimal_precision();
m_pp_bv_lits = p.bv_literals();
m_pp_float_real_lits = p.fp_real_literals();
m_pp_bv_neg = p.bv_neg();
m_pp_max_depth = p.max_depth();
m_pp_min_alias_size = p.min_alias_size();