Z3_ast Z3_API Z3_fpa_get_numeral_significand_bv(Z3_context c, Z3_ast t) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_significand_bv(c, t);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
unsynch_mpq_manager & mpqm = mpfm.mpq_manager();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
SASSERT(plugin != 0);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
if (!r || !(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
unsigned sbits = val.get().get_sbits();
scoped_mpq q(mpqm);
mpqm.set(q, mpfm.sig(val));
if (mpfm.is_inf(val)) mpqm.set(q, 0);
app * a = mk_c(c)->bvutil().mk_numeral(q.get(), sbits-1);
mk_c(c)->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_bool Z3_API Z3_fpa_get_numeral_sign(Z3_context c, Z3_ast t, int * sgn) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_sign(c, t, sgn);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, 0);
CHECK_VALID_AST(t, 0);
if (sgn == nullptr) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return 0;
}
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return 0;
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(to_expr(t), val);
if (!r || mpfm.is_nan(val)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return 0;
}
*sgn = mpfm.sgn(val);
return r;
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_fpa_get_numeral_sign_bv(Z3_context c, Z3_ast t) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_sign_bv(c, t);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
api::context * ctx = mk_c(c);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(to_expr(t), val);
if (!r || mpfm.is_nan(val)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return nullptr;
}
app * a;
if (mpfm.is_pos(val))
a = ctx->bvutil().mk_numeral(0, 1);
else
a = ctx->bvutil().mk_numeral(1, 1);
mk_c(c)->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_string Z3_API Z3_fpa_get_numeral_significand_string(Z3_context c, Z3_ast t) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_significand_string(c, t);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
unsynch_mpq_manager & mpqm = mpfm.mpq_manager();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
SASSERT(plugin != 0);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return "";
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
if (!r || !(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return "";
}
unsigned sbits = val.get().get_sbits();
scoped_mpq q(mpqm);
mpqm.set(q, mpfm.sig(val));
if (!mpfm.is_denormal(val)) mpqm.add(q, mpfm.m_powers2(sbits - 1), q);
mpqm.div(q, mpfm.m_powers2(sbits - 1), q);
if (mpfm.is_inf(val)) mpqm.set(q, 0);
std::stringstream ss;
mpqm.display_decimal(ss, q, sbits);
return mk_c(c)->mk_external_string(ss.str());
Z3_CATCH_RETURN("");
}
unsigned Z3_API Z3_fpa_get_sbits(Z3_context c, Z3_sort s) {
Z3_TRY;
LOG_Z3_fpa_get_sbits(c, s);
RESET_ERROR_CODE();
CHECK_NON_NULL(s, 0);
CHECK_VALID_AST(s, 0);
if (!is_fp_sort(c, s)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
}
return mk_c(c)->fpautil().get_sbits(to_sort(s));
Z3_CATCH_RETURN(0);
}
Z3_sort Z3_API Z3_get_array_sort_range(Z3_context c, Z3_sort t) {
Z3_TRY;
LOG_Z3_get_array_sort_range(c, t);
RESET_ERROR_CODE();
CHECK_VALID_AST(t, 0);
if (to_sort(t)->get_family_id() == mk_c(c)->get_array_fid() &&
to_sort(t)->get_decl_kind() == ARRAY_SORT) {
Z3_sort r = reinterpret_cast<Z3_sort>(to_sort(t)->get_parameter(1).get_ast());
RETURN_Z3(r);
}
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_mk_fpa_nan(Z3_context c, Z3_sort s) {
Z3_TRY;
LOG_Z3_mk_fpa_nan(c, s);
RESET_ERROR_CODE();
CHECK_VALID_AST(s, nullptr);
if (!is_fp_sort(c, s)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_nan(to_sort(s));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_to_ieee_bv(Z3_context c, Z3_ast t) {
Z3_TRY;
LOG_Z3_mk_fpa_to_ieee_bv(c, t);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
if (!is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
Z3_ast r = of_ast(ctx->fpautil().mk_to_ieee_bv(to_expr(t)));
RETURN_Z3(r);
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_zero(Z3_context c, Z3_sort s, Z3_bool negative) {
Z3_TRY;
LOG_Z3_mk_fpa_inf(c, s, negative);
RESET_ERROR_CODE();
CHECK_VALID_AST(s, nullptr);
if (!is_fp_sort(c, s)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = negative != 0 ? ctx->fpautil().mk_nzero(to_sort(s)) :
ctx->fpautil().mk_pzero(to_sort(s));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_bool Z3_API Z3_fpa_get_numeral_exponent_int64(Z3_context c, Z3_ast t, int64_t * n, Z3_bool biased) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_exponent_int64(c, t, n, biased);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, 0);
CHECK_VALID_AST(t, 0);
if (n == nullptr) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return 0;
}
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(mk_c(c)->get_fpa_fid());
SASSERT(plugin != 0);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
*n = 0;
return 0;
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
if (!r || !(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
*n = 0;
return 0;
}
unsigned ebits = val.get().get_ebits();
if (biased) {
*n = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.bias_exp(ebits, mpfm.exp(val));
}
else {
*n = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.is_denormal(val) ? mpfm.mk_min_exp(ebits) :
mpfm.exp(val);
}
return 1;
Z3_CATCH_RETURN(0);
}
Z3_string Z3_API Z3_fpa_get_numeral_exponent_string(Z3_context c, Z3_ast t, Z3_bool biased) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_exponent_string(c, t, biased);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(mk_c(c)->get_fpa_fid());
SASSERT(plugin != 0);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return "";
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
if (!r || !(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return "";
}
unsigned ebits = val.get().get_ebits();
mpf_exp_t exp;
if (biased) {
exp = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.bias_exp(ebits, mpfm.exp(val));
}
else {
exp = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.is_denormal(val) ? mpfm.mk_min_exp(ebits) :
mpfm.exp(val);
}
std::stringstream ss;
ss << exp;
return mk_c(c)->mk_external_string(ss.str());
Z3_CATCH_RETURN("");
}
Z3_ast Z3_API Z3_fpa_get_numeral_exponent_bv(Z3_context c, Z3_ast t, Z3_bool biased) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_exponent_bv(c, t, biased);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, nullptr);
CHECK_VALID_AST(t, nullptr);
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
if (!r || !(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
unsigned ebits = val.get().get_ebits();
mpf_exp_t exp;
if (biased) {
exp = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.bias_exp(ebits, mpfm.exp(val));
}
else {
exp = mpfm.is_zero(val) ? 0 :
mpfm.is_inf(val) ? mpfm.mk_top_exp(ebits) :
mpfm.is_denormal(val) ? mpfm.mk_min_exp(ebits) :
mpfm.exp(val);
}
app * a = mk_c(c)->bvutil().mk_numeral(exp, ebits);
mk_c(c)->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_bool Z3_API Z3_fpa_get_numeral_significand_uint64(Z3_context c, Z3_ast t, uint64_t * n) {
Z3_TRY;
LOG_Z3_fpa_get_numeral_significand_uint64(c, t, n);
RESET_ERROR_CODE();
CHECK_NON_NULL(t, 0);
CHECK_VALID_AST(t, 0);
if (n == nullptr) {
SET_ERROR_CODE(Z3_INVALID_ARG);
return 0;
}
ast_manager & m = mk_c(c)->m();
mpf_manager & mpfm = mk_c(c)->fpautil().fm();
unsynch_mpz_manager & mpzm = mpfm.mpz_manager();
family_id fid = mk_c(c)->get_fpa_fid();
fpa_decl_plugin * plugin = (fpa_decl_plugin*)m.get_plugin(fid);
SASSERT(plugin != 0);
expr * e = to_expr(t);
if (!is_app(e) || is_app_of(e, fid, OP_FPA_NAN) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
*n = 0;
return 0;
}
scoped_mpf val(mpfm);
bool r = plugin->is_numeral(e, val);
const mpz & z = mpfm.sig(val);
if (!r ||
!(mpfm.is_normal(val) || mpfm.is_denormal(val) || mpfm.is_zero(val) || mpfm.is_inf(val)) ||
!mpzm.is_uint64(z)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
*n = 0;
return 0;
}
*n = mpzm.get_uint64(z);
return 1;
Z3_CATCH_RETURN(0);
}
