mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-09-16 22:51:27 +00:00
Code Activity
3706 commits 27 branches 52 tags 185 MiB
Commit graph

54 commits

Author SHA1 Message Date
Nikolaj Bjorner
3de2a70a48 move functionality from qe_util to ast_util 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-06-24 17:06:17 +01:00
Matthias Schlaipfer
37cb5b9597 Fixed a bug in udoc_relation's join project 
An optimization was applied in too many cases and led to wrong results.

Signed-off-by: Matthias Schlaipfer <t-matsch@microsoft.com>
 2015-06-24 17:06:06 +01:00
Nikolaj Bjorner
203c5015c8 fix debian amd64 warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-18 15:17:21 -07:00
Nikolaj Bjorner
64bd62b17e fix gcc compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-16 11:56:04 +01:00
Nuno Lopes
2444440edc DoC: implement get_size_estimate_bytes() 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-02-02 11:28:57 +00:00
Nuno Lopes
2e083ab9c2 DoC: specialize union for the case dst=empty and/or delta=empty 
this avoids O(n^2) insert and becomes O(n)

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-29 08:50:12 +00:00
Nuno Lopes
1701af9dc9 DoC: fix fast_empty() for tables without columns 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-28 11:38:26 +00:00
Nuno Lopes
83bae6c8aa DoC: fix bug filter_by_negation when negation table has 0 columns 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-27 13:42:14 +00:00
Nikolaj Bjorner
37fca65517 fuse join with projection avoiding double insert (but at cost of double projection) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-25 04:37:42 -08:00
Nuno Lopes
036a56e360 DoC: remove another unused variable 2015-01-23 17:09:17 +00:00
Nuno Lopes
93db50ff64 DoC: further code simplifications 2015-01-23 17:04:09 +00:00
Nuno Lopes
92f6dd4de4 DoC: factorize join and join_project code so that join_project learns need tricks (i.e., prune empty vectors upfront) 2015-01-23 16:55:02 +00:00
Nuno Lopes
dddb31fc37 minor optimization to previous patch 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-12-22 13:03:06 +00:00
Nuno Lopes
4ee83c1774 Datalog/DoC: add fast path for join_project for the case 'h(X) :- f(X), g(X).' 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-12-22 12:53:35 +00:00
Nikolaj Bjorner
d038c7bf89 fixing udoc/adding tuned join_project 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-08 22:07:19 -07:00
Nikolaj Bjorner
2362e01a9f add unit test for join-project 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-08 17:17:14 -07:00
Nikolaj Bjorner
28fb266d8c Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-10-08 11:05:50 -07:00
Nikolaj Bjorner
00555def4d improve error handling of parameters and remove work notes from udoc_relation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-08 11:05:38 -07:00
Nuno Lopes
de73a4d893 DoC: fix bug in filter_project with '(not (= c1 c2))' style constraints 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-08 11:12:41 +01:00
Nuno Lopes
0cf04589ff DoC: enable filter_project 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-08 09:58:02 +01:00
Nikolaj Bjorner
a3a008bdde update Deprecated API to avoid memory leak and crash when there is a core, ensure invariant in new code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-07 19:54:04 -07:00
Nuno Lopes
06c7f3f246 DoC: fix bugs in the new join_project 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-07 14:33:23 +01:00
Nikolaj Bjorner
5287089be2 sketch tuned join-project 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-07 04:31:24 -07:00
Nikolaj Bjorner
10c40d64b6 streamline filter-by-negation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-06 15:56:49 -07:00
Nuno Lopes
893d51eae8 DoC: implement slow path of filter_negated using join+project. 
disable fast path since it's broken

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-06 18:10:03 +01:00
Nikolaj Bjorner
db20b2502d try qx 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 19:50:42 -07:00
Nikolaj Bjorner
93a757f45b add two failing test cases 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-02 10:38:43 -07:00
Nuno Lopes
9828b26379 DoC: fix slow path of filter_by_negation when columns are repeated in tgt relation 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-02 09:56:06 +01:00
Nuno Lopes
04b5d436b3 DoC: fix fast path of filter_negated 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-01 18:03:59 +01:00
Nuno Lopes
115ab12ade DoC: code cleanups 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-30 17:16:14 +01:00
Nuno Lopes
1606359dc9 DoC: add slow path to emptiness detection that uses SMT solving 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-30 15:58:38 +01:00
Nikolaj Bjorner
08ef9f34bc add lipstick note 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-26 08:46:14 -07:00
Nikolaj Bjorner
061a18efcf move some configuration parameters into dl_context, add notes to udoc_relation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-26 08:22:25 -07:00
Nuno Lopes
b7397b6967 relations with no columns are not always non-empty. 
fix that in the udoc datalog backend

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-25 16:27:20 +01:00
Nuno Lopes
41d7c50e29 fix debug build 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-25 14:10:17 +01:00
Nikolaj Bjorner
9cea3a1c02 last? bug-fix to new udoc_relation for feature parity 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-24 22:08:49 -07:00
Nikolaj Bjorner
979d1f913a fix bug in union_fn: delta should not be reset, it is shared among several union computations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-24 16:46:00 -07:00
Nikolaj Bjorner
918d52f1b0 tune and fix doc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-24 09:20:21 -07:00
Nikolaj Bjorner
16f80fce92 add check_relation for integrity checking of relational operations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-24 01:06:58 -07:00
Nikolaj Bjorner
1111c0494f adding validation code to doc/udoc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-23 17:10:00 -07:00
Nikolaj Bjorner
54506408f9 fix overflow bugs in doc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 22:03:59 -07:00
Nikolaj Bjorner
83e7107485 fix bugs in doc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 17:45:01 -07:00
Nikolaj Bjorner
4cf8905a8f fixing join 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 11:08:23 -07:00
Nikolaj Bjorner
75b11d2b75 fix bugs in doc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 03:22:26 -07:00
Nikolaj Bjorner
8c34cfca31 streamline condition, fix bugs in doc::subtract 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 01:54:51 -07:00
Nikolaj Bjorner
3203b6e2db fix bug in contains check 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 01:42:14 -07:00
Nikolaj Bjorner
816119e8ae fix bug in contains check 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-22 01:37:11 -07:00
Nikolaj Bjorner
22808a039d working on udoc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-21 20:25:11 -07:00
Nikolaj Bjorner
a50cbef877 testing doc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-20 19:01:15 -07:00
Nikolaj Bjorner
2552c1530b doc unit tests pass 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-20 10:19:54 -07:00