mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-23 17:15:31 +00:00
Code Activity

DoC: fix fast path of filter_negated

Browse source 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
This commit is contained in:
Nuno Lopes 2014-10-01 18:03:59 +01:00
parent 5211e9aa1a
commit 04b5d436b3
6 changed files with 76 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

50
src/test/udoc_relation.cpp
View file

@ -148,6 +148,7 @@ public:
test_rename();
test_filter_neg();
test_filter_neg2();
// empty
@ -551,6 +552,55 @@ public:
t2->deallocate();
}
void test_filter_neg2() {
// filter_by_negation
relation_signature sig4;
sig4.push_back(bv.mk_sort(1));
sig4.push_back(bv.mk_sort(1));
sig4.push_back(bv.mk_sort(1));
unsigned_vector cols, allcols;
cols.push_back(0);
cols.push_back(2);
allcols.push_back(0);
allcols.push_back(1);
allcols.push_back(2);
/// xxx \ 1x0
udoc_relation* t1 = mk_full(sig4);
{
udoc_relation* neg = mk_full(sig4);
doc& n = neg->get_udoc()[0];
neg->get_dm().set(n, 0, BIT_1);
neg->get_dm().set(n, 2, BIT_0);
apply_filter_neg(*t1, *neg, allcols, allcols);
neg->deallocate();
}
/// xxx \ (1x1 u 0x0)
udoc_relation* t2 = mk_full(sig4);
{
udoc_relation* neg = mk_full(sig4);
doc& n = neg->get_udoc()[0];
neg->get_dm().set(n, 0, BIT_0);
neg->get_dm().set(n, 2, BIT_0);
apply_filter_neg(*t2, *neg, allcols, allcols);
neg->deallocate();
}
{
udoc_relation* neg = mk_full(sig4);
doc& n = neg->get_udoc()[0];
neg->get_dm().set(n, 0, BIT_1);
neg->get_dm().set(n, 2, BIT_1);
apply_filter_neg(*t2, *neg, allcols, allcols);
neg->deallocate();
}
apply_filter_neg(*t2, *t1, cols, cols);
t1->deallocate();
t2->deallocate();
}
void set_random(udoc_relation& r, unsigned num_vals) {
unsigned num_bits = r.get_dm().num_tbits();
udoc_relation* full = mk_full(r.get_signature());