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20022 commits 29 branches 52 tags 172 MiB
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151 commits

Author SHA1 Message Date
Nikolaj Bjorner
ced2029ae9 local changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-25 16:37:15 -07:00
Nikolaj Bjorner
651587ce01 merge with master branch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-19 09:39:22 -07:00
Nikolaj Bjorner
2b82fd5d0c updated include directives 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-08-01 10:51:47 -07:00
Nikolaj Bjorner
b19f94ae5b make include paths uniformly use path relative to src. #534 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-31 13:24:11 -07:00
Nikolaj Bjorner
b1090f4399 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-31 09:49:11 -07:00
Nikolaj Bjorner
66f0de6785 added in-processing features to card/pb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-25 16:26:47 -07:00
Nikolaj Bjorner
c3d29e75ef adding in-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-24 18:27:32 -07:00
Nikolaj Bjorner
fb84ba8c34 updates and fixes to copying and cardinalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-23 14:00:33 -07:00
Nikolaj Bjorner
9ebe980b44 cleaning up lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-22 07:42:44 -07:00
Nikolaj Bjorner
5e2f7f7177 fixes top lookahead simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-21 20:22:31 -07:00
Nikolaj Bjorner
e37a6dd809 add tracking for reason unknown 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-01 17:04:37 -07:00
Nikolaj Bjorner
1507ab5d4b merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:34:41 -07:00
Nikolaj Bjorner
f253b20820 local changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:34:11 -07:00
Nikolaj Bjorner
2033e649b5 fix bugs related to use of lookahead equivalences and encoding of pb constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:33:27 -07:00
Nikolaj Bjorner
0ba7c9c39b adding pb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-07 16:53:25 -07:00
Nikolaj Bjorner
8205b45839 initial integration of opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-27 19:13:00 -07:00
Nikolaj Bjorner
a3f4d58b00 use lookahead for simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-18 16:58:56 -07:00
Nikolaj Bjorner
ec29a03c8f add facility to dispense with cancellation (not activated at this point). Address #961 by expanding recurisve function definitions that are not tautologies if the current model does not validate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-07 21:22:38 -07:00
Nikolaj Bjorner
2afd45b3c2 working on lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-27 04:53:27 +02:00
Nikolaj Bjorner
26ae3a5abb making simplifier code exception friendlier. Towards getting a handle on #939 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-22 19:06:59 -07:00
Nikolaj Bjorner
d4977cb2db lookeahead updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-15 08:11:13 -07:00
Nikolaj Bjorner
72651e2e98 fixing sources for double frees of clauses. #940 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-14 19:35:11 -07:00
Nikolaj Bjorner
42deeb3498 testing lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-12 11:49:07 -08:00
Nikolaj Bjorner
8b4f3ac6f0 fix drat checker 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-10 18:04:54 -05:00
Nikolaj Bjorner
61ade5e6cb tune cardinality solver for cache misses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-06 20:57:08 -08:00
Nikolaj Bjorner
9cfd412cd0 enable pb theory always as pb terms can be introduced during transformations. Issue #884 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-01 15:28:29 -08:00
Nikolaj Bjorner
4782e19086 fix bug in sat-simplifier decreasing heap values of variables that are not in the heap 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-25 16:21:51 -08:00
Christoph M. Wintersteiger
bfaa9ddf63 Fixed potential SAT solver cleanup problem. Renamed functions for consistency. Relates to #570. 2016-11-14 17:42:21 +00:00
Christoph M. Wintersteiger
890142ef96 Fix cleanup/initialization of sat::simplifier. Relates to #570. 2016-11-14 17:42:20 +00:00
Nikolaj Bjorner
e0613b6737 fix crash reported in #784 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-12 08:58:03 -08:00
Nikolaj Bjorner
ed1a5797fb check that a clause was not removed to fix issue #551 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-04-04 20:15:49 +02:00
Nikolaj Bjorner
52619b9dbb pull unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 14:57:11 -07:00
nikolajbjorner
0d9f949ab2 Fix memory smash on double free of clauses 
Signed-off-by: nikolajbjorner <nbjorner@microsoft.com>
 2015-02-23 10:28:32 -08:00
Nikolaj Bjorner
ce18421a7a fix box 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-15 14:29:39 -07:00
Nikolaj Bjorner
cbf470422e remove extra verbose output 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-05 12:10:23 -07:00
Nikolaj Bjorner
c706e91019 merge with unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-05 10:37:55 -07:00
Nikolaj Bjorner
db20b2502d try qx 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 19:50:42 -07:00
Nikolaj Bjorner
6a3f75822d fix format bug (issue 126) and smaller nits in sat solver (const annotation, disable elimination of external or already elimianted variables) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 18:35:18 -07:00
Nikolaj Bjorner
60d7872cc8 adding simple BCE 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-29 18:00:34 -07:00
Nikolaj Bjorner
989569b154 add bceq experiment 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-29 10:57:31 -07:00
Nikolaj Bjorner
e832bdd257 fix bug in blocked clause elimination that was enabled for external variables, fix other bugs in maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-10 21:23:05 -07:00
Nikolaj Bjorner
5427964c54 use approximate hitting set implementation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-06-14 14:08:55 -07:00
Nikolaj Bjorner
d849b5c637 experiment with sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-05-14 19:40:58 -07:00
Leonardo de Moura
063f6fe15f fix assertion violations (reported by Christoph Wintersteiger) at sage\app8\bench_2174.smt2, sage\app9\bench_1450.smt2, sage\app9\bench_1546.smt2 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-11-04 12:26:20 -08:00
Leonardo de Moura
825b72719c fix https://z3.codeplex.com/workitem/62 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-11-04 11:57:29 -08:00
Leonardo de Moura
894fd8b967 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-06-13 13:45:55 -07:00
Leonardo de Moura
2c8b314a15 Fix issue https://z3.codeplex.com/workitem/48 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-06-13 13:34:20 -07:00
Leonardo de Moura
f4f1c63abb Fix issue https://z3.codeplex.com/workitem/38 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-06-06 13:20:43 -07:00
Leonardo de Moura
0934cb06d8 exposed sat params 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 16:38:33 -08:00
Leonardo de Moura
cf28cbab0a saved params work 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-29 17:19:12 -08:00