mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-08-30 15:00:08 +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

16
src/muz/rel/tbv.cpp
View file

@ -245,18 +245,12 @@ bool tbv_manager::contains(tbv const& a, tbv const& b) const {
return m.contains(a, b);
}
bool tbv_manager::contains(unsigned offset_a, tbv const& a,
tbv_manager const& dm_b, unsigned offset_b, tbv const& b,
unsigned length) const {
if (this == &dm_b && length == num_tbits()) {
SASSERT(offset_a == 0);
SASSERT(offset_b == 0);
return m.contains(a, b);
}
for (unsigned i = 0; i < length; ++i) {
tbit bit_a = a[offset_a + i];
bool tbv_manager::contains(tbv const& a, unsigned_vector const& colsa,
tbv const& b, unsigned_vector const& colsb) const {
for (unsigned i = 0; i < colsa.size(); ++i) {
tbit bit_a = a[colsa[i]];
if (bit_a == BIT_x) continue;
if (bit_a != b[offset_b + i]) return false;
if (bit_a != b[colsb[i]]) return false;
}
return true;
}