mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-08-23 19:47:52 +00:00
Code Activity

adding dt-solver (#4739)

Browse source 
* adding dt-solver

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* dt

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* move mbp to self-contained module

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* files

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* Create CMakeLists.txt

* dt

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* rename to bool_var2expr to indicate type class

* mbp

* na
This commit is contained in:
Nikolaj Bjorner 2020-10-18 15:28:21 -07:00 • committed by GitHub
parent b77c57451f
commit 2f756da294
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
62 changed files with 2309 additions and 1257 deletions
Download patch file Download diff file Expand all files Collapse all files

28
src/sat/smt/arith_solver.cpp
View file

@ -61,14 +61,10 @@ namespace arith {
m_asserted.push_back(l);
}
euf::th_solver* solver::clone(sat::solver* s, euf::solver& ctx) {
arith::solver* result = alloc(arith::solver, ctx, get_id());
ast_translation tr(m, ctx.get_manager());
for (unsigned i = result->get_num_vars(); i < get_num_vars(); ++i) {
expr* e1 = var2expr(i);
expr* e2 = tr(e1);
result->mk_evar(e2);
}
euf::th_solver* solver::clone(euf::solver& dst_ctx) {
arith::solver* result = alloc(arith::solver, dst_ctx, get_id());
for (unsigned i = result->get_num_vars(); i < get_num_vars(); ++i)
result->mk_evar(ctx.copy(dst_ctx, var2enode(i))->get_expr());
unsigned v = 0;
result->m_bounds.resize(m_bounds.size());
@ -1425,19 +1421,7 @@ namespace arith {
void solver::get_antecedents(literal l, sat::ext_justification_idx idx, literal_vector& r, bool probing) {
auto& jst = euf::th_propagation::from_index(idx);
for (auto lit : euf::th_propagation::lits(jst))
r.push_back(lit);
for (auto eq : euf::th_propagation::eqs(jst))
ctx.add_antecedent(eq.first, eq.second);
if (!probing && ctx.use_drat()) {
literal_vector lits;
for (auto lit : euf::th_propagation::lits(jst))
lits.push_back(~lit);
lits.push_back(l);
ctx.get_drat().add(lits, status());
for (auto eq : euf::th_propagation::eqs(jst))
IF_VERBOSE(0, verbose_stream() << "drat-log with equalities is TBD " << eq.first->get_expr_id() << "\n");
}
ctx.get_antecedents(l, jst, r, probing);
}
}