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testing doc

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-09-20 19:01:15 -07:00
parent 2552c1530b
commit a50cbef877
10 changed files with 291 additions and 95 deletions
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23
src/muz/rel/doc.cpp
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@ -50,6 +50,7 @@ doc* doc_manager::allocate(doc const& src) {
return r;
}
doc* doc_manager::allocate(tbv* t) {
SASSERT(t);
void* mm = m_alloc.allocate(sizeof(doc));
return new (mm) doc(t);
}
@ -85,9 +86,7 @@ void doc_manager::copy(doc& dst, doc const& src) {
for (unsigned i = 0; i < n; ++i) {
m.copy(dst.neg()[i], src.neg()[i]);
}
for (unsigned i = n; i < dst.neg().size(); ++i) {
dst.neg().erase(m, dst.neg().size()-1);
}
dst.neg().reset(m);
for (unsigned i = n; i < src.neg().size(); ++i) {
dst.neg().push_back(m.allocate(src.neg()[i]));
}
@ -110,12 +109,7 @@ doc& doc_manager::fillX(doc& src) {
bool doc_manager::set_and(doc& dst, doc const& src) {
// (A \ B) & (C \ D) = (A & C) \ (B u D)
if (!m.set_and(dst.pos(), src.pos())) return false;
for (unsigned i = 0; i < dst.neg().size(); ++i) {
if (!m.set_and(dst.neg()[i], dst.pos())) {
dst.neg().erase(m, i);
--i;
}
}
dst.neg().intersect(m, src.pos());
tbv_ref t(m);
for (unsigned i = 0; i < src.neg().size(); ++i) {
t = m.allocate(src.neg()[i]);
@ -279,6 +273,7 @@ bool doc_manager::intersect(doc const& A, doc const& B, doc& result) {
doc* doc_manager::project(doc_manager& dstm, unsigned n, bool const* to_delete, doc const& src) {
tbv_manager& dstt = dstm.m;
doc* r = dstm.allocate(dstt.project(n, to_delete, src.pos()));
SASSERT(r);
if (src.neg().is_empty()) {
return r;
@ -405,13 +400,21 @@ void doc_manager::complement(doc const& src, ptr_vector<doc>& result) {
result.push_back(allocate(src.neg()[i]));
}
}
// (A \ {A1}) \ (B \ {B1})
// (A & !A1 & & !B) | (A & B1 & !A1)
// A \ {A1 u B} u (A & B1) \ {A1}
void doc_manager::subtract(doc const& A, doc const& B, ptr_vector<doc>& result) {
doc_ref r(*this), r2(*this);
tbv_ref t(m);
r = allocate(A);
if (r->neg().insert(m, m.allocate(B.pos()))) {
t = m.allocate(B.pos());
if (m.set_and(*t, A.pos()) && r->neg().insert(m, t.detach())) {
result.push_back(r.detach());
r = allocate(A);
}
else {
result.push_back(allocate(A));
}
for (unsigned i = 0; i < B.neg().size(); ++i) {
r2 = allocate(B.neg()[i]);
if (set_and(*r, *r2)) {