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adding trail/levels

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-01-29 14:45:51 -08:00
parent e22c657811
commit 8d20310758
21 changed files with 199 additions and 7 deletions
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38
src/api/api_solver.cpp
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@ -386,7 +386,7 @@ extern "C" {
init_solver(c, s);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
expr_ref_vector fmls = to_solver_ref(s)->get_units(mk_c(c)->m());
expr_ref_vector fmls = to_solver_ref(s)->get_units();
for (expr* f : fmls) {
v->m_ast_vector.push_back(f);
}
@ -401,7 +401,7 @@ extern "C" {
init_solver(c, s);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
expr_ref_vector fmls = to_solver_ref(s)->get_non_units(mk_c(c)->m());
expr_ref_vector fmls = to_solver_ref(s)->get_non_units();
for (expr* f : fmls) {
v->m_ast_vector.push_back(f);
}
@ -409,6 +409,40 @@ extern "C" {
Z3_CATCH_RETURN(nullptr);
}
void Z3_API Z3_solver_get_levels(Z3_context c, Z3_solver s, unsigned sz, Z3_ast literals[], unsigned levels[]) {
Z3_TRY;
LOG_Z3_solver_get_levels(c, s, sz, literals, levels);
RESET_ERROR_CODE();
init_solver(c, s);
ptr_vector<expr> _vars;
for (unsigned i = 0; i < sz; ++i) {
expr* e = to_expr(literals[i]);
mk_c(c)->m().is_not(e, e);
_vars.push_back(e);
}
unsigned_vector _levels(sz);
to_solver_ref(s)->get_levels(_vars, _levels);
for (unsigned i = 0; i < sz; ++i) {
levels[i] = _levels[i];
}
Z3_CATCH;
}
Z3_ast_vector Z3_API Z3_solver_get_trail(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_trail(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
expr_ref_vector trail = to_solver_ref(s)->get_trail();
for (expr* f : trail) {
v->m_ast_vector.push_back(f);
}
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(nullptr);
}
static Z3_lbool _solver_check(Z3_context c, Z3_solver s, unsigned num_assumptions, Z3_ast const assumptions[]) {
for (unsigned i = 0; i < num_assumptions; i++) {
if (!is_expr(to_ast(assumptions[i]))) {