Z3_ast Z3_API Z3_algebraic_div(Z3_context c, Z3_ast a, Z3_ast b) {
Z3_TRY;
LOG_Z3_algebraic_div(c, a, b);
RESET_ERROR_CODE();
CHECK_IS_ALGEBRAIC_X(a, 0);
CHECK_IS_ALGEBRAIC_X(b, 0);
if ((is_rational(c, b) && get_rational(c, b).is_zero()) ||
(!is_rational(c, b) && am(c).is_zero(get_irrational(c, b)))) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
}
BIN_OP(/,div);
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_mk_fpa_to_sbv(Z3_context c, Z3_ast rm, Z3_ast t, unsigned sz) {
Z3_TRY;
LOG_Z3_mk_fpa_to_sbv(c, rm, t, sz);
RESET_ERROR_CODE();
if (!is_rm(c, rm) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG, "rm and float sorts expected");
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_to_sbv(to_expr(rm), to_expr(t), sz);
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_to_real(Z3_context c, Z3_ast t) {
Z3_TRY;
LOG_Z3_mk_fpa_to_real(c, t);
RESET_ERROR_CODE();
if (!is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG, "fp sort expected");
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_to_real(to_expr(t));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_fp(Z3_context c, Z3_ast sgn, Z3_ast exp, Z3_ast sig) {
Z3_TRY;
LOG_Z3_mk_fpa_fp(c, sgn, exp, sig);
RESET_ERROR_CODE();
if (!is_bv(c, sgn) || !is_bv(c, exp) || !is_bv(c, sig)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_fp(to_expr(sgn), to_expr(exp), to_expr(sig));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_min(Z3_context c, Z3_ast t1, Z3_ast t2) {
Z3_TRY;
LOG_Z3_mk_fpa_min(c, t1, t2);
RESET_ERROR_CODE();
if (!is_fp(c, t1) || !is_fp(c, t2)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_min(to_expr(t1), to_expr(t2));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
unsigned Z3_API Z3_get_pattern_num_terms(Z3_context c, Z3_pattern p) {
Z3_TRY;
LOG_Z3_get_pattern_num_terms(c, p);
RESET_ERROR_CODE();
app* _p = to_pattern(p);
if (mk_c(c)->m().is_pattern(_p)) {
return _p->get_num_args();
}
else {
SET_ERROR_CODE(Z3_SORT_ERROR);
return 0;
}
Z3_CATCH_RETURN(0);
}
Z3_literals Z3_API Z3_get_guessed_literals(Z3_context c) {
Z3_TRY;
LOG_Z3_get_guessed_literals(c);
RESET_ERROR_CODE();
ast_manager& m = mk_c(c)->m();
expr_ref_vector lits(m);
mk_c(c)->get_smt_kernel().get_guessed_literals(lits);
labels* lbls = alloc(labels);
for (unsigned i = 0; i < lits.size(); ++i) {
lbls->push_back(labeled_literal(m,lits[i].get()));
}
RETURN_Z3(reinterpret_cast<Z3_literals>(lbls));
Z3_CATCH_RETURN(0);
}
Z3_string Z3_API Z3_apply_result_to_string(Z3_context c, Z3_apply_result r) {
Z3_TRY;
LOG_Z3_apply_result_to_string(c, r);
RESET_ERROR_CODE();
std::ostringstream buffer;
buffer << "(goals\n";
unsigned sz = to_apply_result(r)->m_subgoals.size();
for (unsigned i = 0; i < sz; i++) {
to_apply_result(r)->m_subgoals[i]->display(buffer);
}
buffer << ")";
return mk_c(c)->mk_external_string(buffer.str());
Z3_CATCH_RETURN("");
}
void Z3_API Z3_add_const_interp(Z3_context c, Z3_model m, Z3_func_decl f, Z3_ast a) {
Z3_TRY;
LOG_Z3_add_const_interp(c, m, f, a);
RESET_ERROR_CODE();
func_decl* d = to_func_decl(f);
if (!d || d->get_arity() != 0) {
SET_ERROR_CODE(Z3_INVALID_ARG, nullptr);
}
else {
model* mdl = to_model_ref(m);
mdl->register_decl(d, to_expr(a));
}
Z3_CATCH;
}
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_bool Z3_API Z3_model_eval(Z3_context c, Z3_model m, Z3_ast t, Z3_bool model_completion, Z3_ast * v) {
Z3_TRY;
LOG_Z3_model_eval(c, m, t, model_completion, v);
if (v) *v = 0;
RESET_ERROR_CODE();
CHECK_NON_NULL(m, Z3_FALSE);
model * _m = to_model_ref(m);
expr_ref result(mk_c(c)->m());
_m->eval(to_expr(t), result, model_completion == Z3_TRUE);
mk_c(c)->save_ast_trail(result.get());
*v = of_ast(result.get());
RETURN_Z3_model_eval Z3_TRUE;
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_mk_array_default(Z3_context c, Z3_ast array) {
Z3_TRY;
LOG_Z3_mk_array_default(c, array);
RESET_ERROR_CODE();
ast_manager & m = mk_c(c)->m();
expr * _a = to_expr(array);
func_decl * f = m.mk_func_decl(mk_c(c)->get_array_fid(), OP_ARRAY_DEFAULT, 0, 0, 1, &_a);
app * r = m.mk_app(f, 1, &_a);
mk_c(c)->save_ast_trail(r);
check_sorts(c, r);
RETURN_Z3(of_ast(r));
Z3_CATCH_RETURN(0);
}
Z3_func_interp Z3_API Z3_add_func_interp(Z3_context c, Z3_model m, Z3_func_decl f, Z3_ast else_val) {
Z3_TRY;
LOG_Z3_add_func_interp(c, m, f, else_val);
RESET_ERROR_CODE();
func_decl* d = to_func_decl(f);
model* mdl = to_model_ref(m);
Z3_func_interp_ref * f_ref = alloc(Z3_func_interp_ref, *mk_c(c), mdl);
f_ref->m_func_interp = alloc(func_interp, mk_c(c)->m(), d->get_arity());
mk_c(c)->save_object(f_ref);
mdl->register_decl(d, f_ref->m_func_interp);
f_ref->m_func_interp->set_else(to_expr(else_val));
RETURN_Z3(of_func_interp(f_ref));
Z3_CATCH_RETURN(nullptr);
}
Z3_bool Z3_API Z3_is_numeral_ast(Z3_context c, Z3_ast a) {
Z3_TRY;
LOG_Z3_is_numeral_ast(c, a);
RESET_ERROR_CODE();
CHECK_IS_EXPR(a, Z3_FALSE);
expr* e = to_expr(a);
return
mk_c(c)->autil().is_numeral(e) ||
mk_c(c)->bvutil().is_numeral(e) ||
mk_c(c)->fpautil().is_numeral(e) ||
mk_c(c)->fpautil().is_rm_numeral(e) ||
mk_c(c)->datalog_util().is_numeral_ext(e);
Z3_CATCH_RETURN(Z3_FALSE);
}
unsigned Z3_API Z3_get_quantifier_num_no_patterns(Z3_context c, Z3_ast a) {
Z3_TRY;
LOG_Z3_get_quantifier_num_no_patterns(c, a);
RESET_ERROR_CODE();
ast * _a = to_ast(a);
if (_a->get_kind() == AST_QUANTIFIER) {
return to_quantifier(_a)->get_num_no_patterns();
}
else {
SET_ERROR_CODE(Z3_SORT_ERROR);
return 0;
}
Z3_CATCH_RETURN(0);
}
Z3_ast_vector Z3_API Z3_solver_get_assertions(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_assertions(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, mk_c(c)->m());
mk_c(c)->save_object(v);
unsigned sz = to_solver_ref(s)->get_num_assertions();
for (unsigned i = 0; i < sz; i++) {
v->m_ast_vector.push_back(to_solver_ref(s)->get_assertion(i));
}
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(0);
}
Z3_symbol Z3_API Z3_get_quantifier_bound_name(Z3_context c, Z3_ast a, unsigned i) {
Z3_TRY;
LOG_Z3_get_quantifier_bound_name(c, a, i);
RESET_ERROR_CODE();
ast * _a = to_ast(a);
if (_a->get_kind() == AST_QUANTIFIER) {
return of_symbol(to_quantifier(_a)->get_decl_names()[i]);
}
else {
SET_ERROR_CODE(Z3_SORT_ERROR);
return 0;
}
Z3_CATCH_RETURN(0);
}
Z3_ast Z3_API Z3_solver_get_proof(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_proof(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
proof * p = to_solver_ref(s)->get_proof();
if (!p) {
SET_ERROR_CODE(Z3_INVALID_USAGE);
RETURN_Z3(0);
}
mk_c(c)->save_ast_trail(p);
RETURN_Z3(of_ast(p));
Z3_CATCH_RETURN(0);
}
Z3_lbool Z3_API Z3_check_assumptions(Z3_context c,
unsigned num_assumptions, Z3_ast const assumptions[],
Z3_model * m, Z3_ast* proof,
unsigned* core_size, Z3_ast core[]) {
Z3_TRY;
LOG_Z3_check_assumptions(c, num_assumptions, assumptions, m, proof, core_size, core);
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
expr * const* _assumptions = to_exprs(assumptions);
flet<bool> _model(mk_c(c)->fparams().m_model, true);
cancel_eh<smt::kernel> eh(mk_c(c)->get_smt_kernel());
api::context::set_interruptable(*(mk_c(c)), eh);
lbool result;
result = mk_c(c)->get_smt_kernel().check(num_assumptions, _assumptions);
if (result != l_false && m) {
model_ref _m;
mk_c(c)->get_smt_kernel().get_model(_m);
if (_m) {
Z3_model_ref * m_ref = alloc(Z3_model_ref);
m_ref->m_model = _m;
// Must bump reference counter for backward compatibility reasons.
// Don't need to invoke save_object, since the counter was bumped
m_ref->inc_ref();
*m = of_model(m_ref);
}
else {
*m = 0;
}
}
if (result == l_false && core_size) {
*core_size = mk_c(c)->get_smt_kernel().get_unsat_core_size();
if (*core_size > num_assumptions) {
SET_ERROR_CODE(Z3_INVALID_ARG);
}
for (unsigned i = 0; i < *core_size; ++i) {
core[i] = of_ast(mk_c(c)->get_smt_kernel().get_unsat_core_expr(i));
}
}
else if (core_size) {
*core_size = 0;
}
if (result == l_false && proof) {
*proof = of_ast(mk_c(c)->get_smt_kernel().get_proof());
}
else if (proof) {
*proof = 0; // breaks abstraction.
}
RETURN_Z3_check_assumptions static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
Z3_stats Z3_API Z3_solver_get_statistics(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_statistics(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
Z3_stats_ref * st = alloc(Z3_stats_ref);
to_solver_ref(s)->collect_statistics(st->m_stats);
get_memory_statistics(st->m_stats);
get_rlimit_statistics(mk_c(c)->m().limit(), st->m_stats);
mk_c(c)->save_object(st);
Z3_stats r = of_stats(st);
RETURN_Z3(r);
Z3_CATCH_RETURN(0);
}
void Z3_API Z3_pop(Z3_context c, unsigned num_scopes) {
Z3_TRY;
LOG_Z3_pop(c, num_scopes);
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
if (num_scopes > mk_c(c)->get_smt_kernel().get_scope_level()) {
SET_ERROR_CODE(Z3_IOB);
return;
}
if (num_scopes > 0) {
mk_c(c)->pop(num_scopes);
}
Z3_CATCH;
}
Z3_ast Z3_API Z3_mk_fpa_fma(Z3_context c, Z3_ast rm, Z3_ast t1, Z3_ast t2, Z3_ast t3) {
Z3_TRY;
LOG_Z3_mk_fpa_fma(c, rm, t1, t2, t3);
RESET_ERROR_CODE();
if (!is_rm(c, rm) || !is_fp(c, t1) || !is_fp(c, t2) || !is_fp(c, t3)) {
SET_ERROR_CODE(Z3_INVALID_ARG, "rm and fp sorts expected");
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_fma(to_expr(rm), to_expr(t1), to_expr(t2), to_expr(t3));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_ast Z3_API Z3_mk_fpa_round_to_integral(Z3_context c, Z3_ast rm, Z3_ast t) {
Z3_TRY;
LOG_Z3_mk_fpa_round_to_integral(c, rm, t);
RESET_ERROR_CODE();
if (!is_rm(c, rm) || !is_fp(c, t)) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(nullptr);
}
api::context * ctx = mk_c(c);
expr * a = ctx->fpautil().mk_round_to_integral(to_expr(rm), to_expr(t));
ctx->save_ast_trail(a);
RETURN_Z3(of_expr(a));
Z3_CATCH_RETURN(nullptr);
}
Z3_bool Z3_API Z3_is_quantifier_forall(Z3_context c, Z3_ast a) {
Z3_TRY;
LOG_Z3_is_quantifier_forall(c, a);
RESET_ERROR_CODE();
ast * _a = to_ast(a);
if (_a->get_kind() == AST_QUANTIFIER) {
return to_quantifier(_a)->is_forall();
}
else {
SET_ERROR_CODE(Z3_SORT_ERROR);
return Z3_FALSE;
}
Z3_CATCH_RETURN(Z3_FALSE);
}
Z3_string Z3_API Z3_stats_to_string(Z3_context c, Z3_stats s) {
Z3_TRY;
LOG_Z3_stats_to_string(c, s);
RESET_ERROR_CODE();
std::ostringstream buffer;
to_stats_ref(s).display_smt2(buffer);
std::string result = buffer.str();
// Hack for removing the trailing '\n'
result = buffer.str();
SASSERT(result.size() > 0);
result.resize(result.size()-1);
return mk_c(c)->mk_external_string(result);
Z3_CATCH_RETURN("");
}
Z3_ast mk_app_array_core(Z3_context c, Z3_sort domain, Z3_ast v) {
RESET_ERROR_CODE();
ast_manager & m = mk_c(c)->m();
expr * _v = to_expr(v);
sort * _range = m.get_sort(_v);
sort * _domain = to_sort(domain);
parameter params[2] = { parameter(_domain), parameter(_range) };
sort * a_ty = mk_c(c)->m().mk_sort(mk_c(c)->get_array_fid(), ARRAY_SORT, 2, params);
parameter param(a_ty);
func_decl * cd = m.mk_func_decl(mk_c(c)->get_array_fid(), OP_CONST_ARRAY, 1, ¶m, 1, &_range);
app * r = m.mk_app(cd, 1, &_v);
mk_c(c)->save_ast_trail(r);
check_sorts(c, r);
return of_ast(r);
}
Z3_ast Z3_API Z3_ast_map_find(Z3_context c, Z3_ast_map m, Z3_ast k) {
Z3_TRY;
LOG_Z3_ast_map_find(c, m, k);
RESET_ERROR_CODE();
obj_map<ast, ast*>::obj_map_entry * entry = to_ast_map_ref(m).find_core(to_ast(k));
if (entry == 0) {
SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0);
}
else {
ast * r = entry->get_data().m_value;
RETURN_Z3(of_ast(r));
}
Z3_CATCH_RETURN(0);
}
Z3_lbool Z3_API Z3_get_implied_equalities(Z3_context c,
Z3_solver s,
unsigned num_terms,
Z3_ast const terms[],
unsigned class_ids[]) {
Z3_TRY;
LOG_Z3_get_implied_equalities(c, s, num_terms, terms, class_ids);
ast_manager& m = mk_c(c)->m();
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
init_solver(c, s);
lbool result = smt::implied_equalities(m, *to_solver_ref(s), num_terms, to_exprs(terms), class_ids);
return static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
Z3_ast_vector Z3_API Z3_ast_map_keys(Z3_context c, Z3_ast_map m) {
Z3_TRY;
LOG_Z3_ast_map_keys(c, m);
RESET_ERROR_CODE();
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, to_ast_map(m)->m);
mk_c(c)->save_object(v);
obj_map<ast, ast*>::iterator it = to_ast_map_ref(m).begin();
obj_map<ast, ast*>::iterator end = to_ast_map_ref(m).end();
for (; it != end; ++it) {
v->m_ast_vector.push_back(it->m_key);
}
Z3_ast_vector r = of_ast_vector(v);
RETURN_Z3(r);
Z3_CATCH_RETURN(0);
}
Z3_ast_vector Z3_API Z3_solver_get_unsat_core(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_unsat_core(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
expr_ref_vector core(mk_c(c)->m());
to_solver_ref(s)->get_unsat_core(core);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
for (expr* e : core) {
v->m_ast_vector.push_back(e);
}
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(nullptr);
}
