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19 commits

Author SHA1 Message Date
Christoph M. Wintersteiger
c8af48d7ef Bugfix for bvurem0 model evaluation (+1 rewriting step) 2016-03-17 13:09:52 +00:00
Nuno Lopes
73da4dda07 add a bv rewrite pattern:
(bvsle (- x (srem x c1)) c2) -> (bvsle x (+ c1 c2 - 1))
2016-02-18 17:45:55 +00:00
Christoph M. Wintersteiger
ac19bfb032 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-02-05 13:53:41 +00:00
Christoph M. Wintersteiger
bb5118acbb Bugfix for bv*div0 model construction. 2016-02-05 13:53:35 +00:00
Christoph M. Wintersteiger
21b85c27e1 whitespace 2016-02-05 13:47:14 +00:00
Nikolaj Bjorner
cf970fd76a Fix #430: disable rewriting of concatentations with constants because it breaks equality propagation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-05 10:59:24 +00:00
Nikolaj Bjorner
0c2334417c fix build warnigs with && vs ||, tuning seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-07 06:53:00 -08:00
Nikolaj Bjorner
ee157e47e4 fix crash caused by recycling variable names. Stackoverflow segfault-in-bv-rewritermk-mul-eq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-05 09:19:21 -08:00
Nikolaj Bjorner
8e26c97782 tuning bit-vector operations
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-21 13:09:03 +02:00
Nuno Lopes
0e387b2abe use Z3_fallthrough instead of __falthrough directly to avoid messing with reserved identifiers
Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
2015-10-09 18:06:49 +01:00
Ken McMillan
c007a5e5bd merged with unstable 2014-08-06 11:16:06 -07:00
Leonardo de Moura
a71bb549c6 Add option :bv-sort-ac true
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-03-24 14:59:29 -07:00
Leonardo de Moura
8515044f8b Add option bvnot2arith
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-27 20:28:42 -08:00
Leonardo de Moura
cec328cfdc Add get_sort(expr * n) function that does not depend on ast_manager. Move power_of_two to rational class. Add arith_recognizers and bv_recognizers classes. The two new classes contain the 'read-only' methods from arith_util and bv_util.
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-18 14:44:51 -08:00
Leonardo de Moura
a99b8fe797 exposed rewriter parameters
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-02 22:03:30 -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
Leonardo de Moura
cb8a6db51b minor fixes after feedback from regression tests... 2012-10-30 09:20:28 -07:00
Leonardo de Moura
c5540c7de9 new xor simplification
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-26 14:57:06 -07:00
Leonardo de Moura
0a4446ae26 reorganizing the code
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-23 22:14:35 -07:00
Renamed from src/rewriter/bv_rewriter.cpp (Browse further)