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Code Activity
2681 commits 49 branches 53 tags 182 MiB
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90 commits

Author SHA1 Message Date
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
Nikolaj Bjorner
05b7aa3ebb flush cache when proof mode changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-15 14:32:18 +05:30
Nuno Lopes
a211fcfb9e muZ/datalog/udoc: fix bug in join_project 
The bug was that we could project out don't care columns and don't take copied bits into account.
Bug reported by Ari Fogel

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-12-28 17:05:17 +00:00
Nuno Lopes
ee71c434b6 muZ/datalog: remove a few spurious make_empty() calls from the instruction handlers 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-12-22 14:17:07 +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
Nuno Lopes
a7c7b70e19 muZ Datalog: be more aggressive when forming join_project 2014-12-22 12:49:31 +00:00
Nikolaj Bjorner
1d18934ddb fix overflow and integrality bugs reported by Phan 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-12-15 16:19:38 -08:00
Nikolaj Bjorner
ae3d16bc50 fix overflow and integrality bugs reported by Phan 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-12-15 16:18:09 -08:00
Nikolaj Bjorner
e1e27f2c26 optimize the merge function 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-09 10:17:20 -07:00
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
Nuno Lopes
1066955a0f Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2014-10-07 13:01:49 +01:00
Nuno Lopes
528bb507b2 DoC: fix memory leak 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-07 13:01:35 +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
Nikolaj Bjorner
7ef311acd3 updated check_relation test for join-project 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-06 13:05:53 -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
e778f3e65b DoC: fix bug in insertion when inserting an element equal to on on the disjunction already 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-02 12:49:38 +01:00
Nuno Lopes
7d599fa047 DoC: fix bug I previously introduced in insert 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-02 11:54:53 +01:00
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
Nikolaj Bjorner
bb15ddbf15 update unit tests to use filter_by_negation verifier from check_relation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-01 15:21:42 -07:00
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
5211e9aa1a DoC: compact result of subtract 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-10-01 17:10:35 +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
8d1177bf3f DoC: compact result of substract and maintain invariant 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-30 16:24:59 +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
Nuno Lopes
938a5adafa DoC: make fold_neg detect empty TBVs 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-30 13:00:29 +01:00
Nuno Lopes
5176cbeefb fix printing of TBVs 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-30 11:26:49 +01:00
Nikolaj Bjorner
e6725b2344 merge unstable into opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-26 12:12:24 -07:00
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
aaa931e0d5 fix build with gcc 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-25 15:56:01 +01:00
Nuno Lopes
84a61b5454 reenable datalog while loop priting 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-25 14:36:37 +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
Nuno Lopes
4a710cf86d sync with unstable (port bugfix) 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2014-09-25 11:35:32 +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