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add recfuns to Java #4820

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-11-25 12:24:46 -08:00
parent 6aba325cea
commit d6a5ef4343
6 changed files with 71 additions and 17 deletions
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30
src/sat/smt/bv_solver.cpp
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@ -341,18 +341,32 @@ namespace bv {
void solver::log_drat(bv_justification const& c) {
// introduce dummy literal for equality.
sat::literal leq(s().num_vars() + 1, false);
expr* e1 = var2expr(c.m_v1);
expr* e2 = var2expr(c.m_v2);
expr_ref eq(m.mk_eq(e1, e2), m);
ctx.get_drat().def_begin('e', eq->get_id(), std::string("="));
ctx.get_drat().def_add_arg(e1->get_id());
ctx.get_drat().def_add_arg(e2->get_id());
ctx.get_drat().def_end();
ctx.get_drat().bool_def(leq.var(), eq->get_id());
if (c.m_kind != bv_justification::kind_t::bit2ne) {
expr* e1 = var2expr(c.m_v1);
expr* e2 = var2expr(c.m_v2);
expr_ref eq(m.mk_eq(e1, e2), m);
ctx.get_drat().def_begin('e', eq->get_id(), std::string("="));
ctx.get_drat().def_add_arg(e1->get_id());
ctx.get_drat().def_add_arg(e2->get_id());
ctx.get_drat().def_end();
ctx.get_drat().bool_def(leq.var(), eq->get_id());
}
static unsigned s_count = 0;
sat::literal_vector lits;
switch (c.m_kind) {
case bv_justification::kind_t::eq2bit:
++s_count;
std::cout << "eq2bit " << s_count << "\n";
#if 0
if (s_count == 1899) {
std::cout << "eq2bit " << mk_pp(var2expr(c.m_v1), m) << " == " << mk_pp(var2expr(c.m_v2), m) << "\n";
std::cout << literal2expr(~c.m_antecedent) << "\n";
std::cout << literal2expr(c.m_consequent) << "\n";
INVOKE_DEBUGGER();
}
#endif
lits.push_back(~leq);
lits.push_back(~c.m_antecedent);
lits.push_back(c.m_consequent);