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17685 commits 38 branches 52 tags 174 MiB
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1059 commits

Author SHA1 Message Date
U-EUROPE\t-alexh
b882a94f6a Fix g++ compile-time error 
Signed-off-by: U-EUROPE\t-alexh <t-alexh@microsoft.com>
 2015-05-12 10:23:25 +01:00
Nikolaj Bjorner
c96c4c7af7 Merge branch 'opt' of https://github.com/Z3Prover/z3 into opt 2015-05-11 17:12:04 -07:00
Nikolaj Bjorner
bf6ab3fc03 local state 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-11 17:11:52 -07:00
Nikolaj Bjorner
e53462c1c1 update ddnf experiment code 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-05-11 17:11:21 -07:00
Nikolaj Bjorner
839e3fbb7c add ddnf tests, add facility to solve QF_NRA + QF_UF(and other theories) in joint solver to allow broader use of QF_NRA core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-09 19:40:34 -07:00
Nikolaj Bjorner
9377779e58 merge with unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-04-30 10:40:03 -07:00
Nikolaj Bjorner
ffc3a36dcb checked ite-expressions as shared for bounds detection 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-04-23 19:59:33 +02:00
Ken McMillan
af444beb2e re-indenting interp and duality 2015-04-15 12:22:50 -07:00
Nikolaj Bjorner
9978cba5a8 Codeplex issue 191: inconsistent results from PDR engine. The report exposed bugs in the implementation of the priority queue leaving unexplored leaves durin search. The priority queue has now been revised to address the exposed bugs 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 16:27:15 -07:00
Nikolaj Bjorner
52619b9dbb pull unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 14:57:11 -07:00
Nikolaj Bjorner
9c55be14fb change print parameters to use hyphen instead of namespace dots 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 10:56:40 -07:00
Nikolaj Bjorner
10cdbb881f enable canceling simplex on interrupt, investigating PDR inconsistency 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-03-25 12:13:57 -07:00
Christoph M. Wintersteiger
b76d588c28 Renamed the soft_timeout option to just timeout. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-03-21 16:10:30 +00:00
Nikolaj Bjorner
64e2011d42 fix crash in explanation generation. Codeplex issue 181 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-24 17:34:38 -08:00
Nikolaj Bjorner
dffb0ff844 Merge branch 'opt' of https://git01.codeplex.com/z3 into opt 2015-02-24 17:04:01 -08:00
Nikolaj Bjorner
b8fbc32689 fix crash in explanation generation. Codeplex issue 181 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-24 17:03:34 -08:00
nikolajbjorner
fcb4962016 add patch suggested by Arie Gurfinkel 
Signed-off-by: nikolajbjorner <nbjorner@microsoft.com>
 2015-02-23 11:18:24 -08:00
Nuno Lopes
d3fb5f2a4c fix misc compiler warnings 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-02-15 11:53:24 +00:00
Nuno Lopes
0c4d82de58 datalog: optimize previous commit 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-02-02 11:49:58 +00:00
Nuno Lopes
5548ecc853 Datalog: fix bug with the following 2 scenarios: 
A(#x00) :- not B().
A() :- not B().

The first case can be further optimized, but committing this for correctness

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-02-02 11:29:49 +00:00
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
c0e0b39a1d Datalog: save memory in the compiler by using a union 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-02-02 10:34:19 +00:00
Nuno Lopes
6017dcace3 datalog: fix compilation for rules like a(X) :- not b(X). 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-29 20:41:22 +00:00
Nuno Lopes
4be2f608f1 Datalog: make the compiler reuse registers in simple cases. 
this also allows some code simplification

 dl_compiler.cpp |  133 +++++++++++++++++++-------------------------------------
 dl_compiler.h   |   16 +++---
 2 files changed, 54 insertions(+), 95 deletions(-)

Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-29 13:00:44 +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
9e447281ed Datalog: fix bug in compilation of negated queries that referenced vars not in the head. 
We will now first add unbounded columns for negation and for filtering
do filter_negation, and finally filter_interpret(_project)
 2015-01-27 14:21:34 +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
Nuno Lopes
6ab167f0c7 fix debug build 
Signed-off-by: Nuno Lopes <a-nlopes@microsoft.com>
 2015-01-25 18:31:04 +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
Nikolaj Bjorner
761c7d9a40 adding annotation to logging to show number of columns and rows, adding dual propagation sketch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-25 04:01:18 -08:00
Andrey Rybalchenko
044f2a93e7 fix build with gcc 2015-01-23 19:53:14 +00:00
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
Christoph M. Wintersteiger
1209302fe6 Fixed integration issues 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-21 15:34:21 +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
Christoph M. Wintersteiger
71912830f1 Formatting, mostly tabs 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-08 17:54:44 +00:00
Christoph M. Wintersteiger
0381e4317a Formatting, mostly tabs. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-08 17:54:04 +00:00
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
08cb8b8de8 address divergence in the case of shared theory symbols. Codeplex issue 147, thanks to George Karpenkov 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-12-09 16:04:25 +01:00
Ken McMillan
d815af9f0f merge duality changes with unstable 2014-10-22 10:14:05 -07:00
Nikolaj Bjorner
ce18421a7a fix box 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-15 14:29:39 -07:00
Nikolaj Bjorner
92166eb5cb deal with warning for unused parameter 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-14 13:12:40 -07:00