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Code Activity
8008 commits 49 branches 53 tags 182 MiB
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1226 commits

Author SHA1 Message Date
Nikolaj Bjorner
60c0e73b2f Merge branch 'master' of https://github.com/Z3Prover/z3 2016-02-09 11:08:52 +00:00
Nikolaj Bjorner
133e3693de fix bug in replace built-in and move length-equality propagation to branch final check 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-02-09 11:08:33 +00:00
Christoph M. Wintersteiger
92b6a3e134 Fixed exponent cap for fp.add in fpa2bv_converter (was unsound for combinations of many sbits but few ebits). 
Fixes #439.
 2016-02-07 17:33:33 +00:00
Christoph M. Wintersteiger
e9d94e53f6 Improved FPA simplifier plugin 2016-02-07 15:01:22 +00:00
Christoph M. Wintersteiger
37b11cdc74 Comments, whitespace. 2016-02-07 15:01:09 +00:00
Nikolaj Bjorner
fc1f37efc9 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-02-06 16:14:07 +00:00
Nikolaj Bjorner
5b50d98b89 ensure that seq rewriter gets invoked during pre-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-02-06 16:13:31 +00:00
Christoph M. Wintersteiger
7ddd2856c8 Added is_considered_uninterpreted() to decl_plugins. 2016-02-05 15:22:37 +00:00
Christoph M. Wintersteiger
3d37c25bcc whitespace 2016-02-05 15:16:54 +00:00
Christoph M. Wintersteiger
c11b6d90ce whitespace 2016-02-05 15:16:19 +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
b87f4ca677 whitespace 2016-02-05 13:48:05 +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
2a65503235 fix #425 and report from Patrick Trentin of same bug in preprocessing soft constraints that are simplified to true/false 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-02-04 22:35:02 +00:00
Nikolaj Bjorner
768bb84798 Merge branch 'master' of https://github.com/Z3Prover/z3 2016-02-04 08:12:56 -08:00
Nikolaj Bjorner
9c7e5c37d1 add equality propagation based on partial length information to sequence theory. Fix issue #429 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-02-04 08:12:46 -08:00
Christoph M. Wintersteiger
4e37821dde "canceled" -> Z3_CANCELED_MSG 
Relates to #431
 2016-02-04 13:52:43 +00:00
Nikolaj Bjorner
fe6799699c Merge branch 'master' of https://github.com/Z3Prover/z3 2016-02-01 07:51:26 -08:00
Nikolaj Bjorner
995a2e1a29 perf tuning based on Chris's examples 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-02-01 07:51:05 -08:00
Nuno Lopes
cc6769c866 improve bit-blasting for the case (bvsrem var power-of-two) 
We will now transform bvsrem into an extract + zero extend
Gives ~40% speedup in selected benchmarks

Signed-off-by: Nuno Lopes <nlopes@microsoft.com>
 2016-02-01 13:46:55 +00:00
Nikolaj Bjorner
30f8110488 fix bugs exposed by Chris' sequence unit tests. Improve diagnostics for reason-unknown in combined solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-28 08:51:04 -08:00
Nikolaj Bjorner
b352d43e50 fix bugs exposed by Chris' sequence unit tests. Improve diagnostics for reason-unknown in combined solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-28 08:50:13 -08:00
Nikolaj Bjorner
6529d43fb1 fix bugs exposed by unit tests from Pierre 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-26 09:50:14 -08:00
Nikolaj Bjorner
8e378062e2 add get-some-value to seq API, expose quantifier tactics 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-26 08:05:44 -08:00
Nikolaj Bjorner
345f6e87bd seq bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-26 07:21:31 -08:00
Nikolaj Bjorner
924f03c6de fixing bugs in seq 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-23 10:38:49 -05:00
Nikolaj Bjorner
d9e4648d8d Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-19 13:57:59 +01:00
Nikolaj Bjorner
cccd502a4d bug-fixes to sequence theory 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-19 13:57:47 +01:00
Christoph M. Wintersteiger
4dba5270ad Efficiency fix for fp.div. 2016-01-18 18:09:29 +00:00
Nikolaj Bjorner
88362a1c3a fix bugs in sequence extraction from NFA 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-15 16:32:43 +05:30
Nikolaj Bjorner
150c5c283d update re simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-15 10:11:39 +05:30
Nikolaj Bjorner
2d41b0e29b fix tout -> out. Tune generation of automata transitions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-15 03:31:30 +05:30
Nikolaj Bjorner
3ff97357a3 fix back rewriting for concat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-14 11:22:11 +01:00
Nikolaj Bjorner
de9c959241 add support for re.nostr, re.all, fix bug in disequality handling of sequences, update signature of loop to handle integer arguments and variable arguments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-14 10:56:03 +01:00
Nikolaj Bjorner
a81c7c48d0 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-14 00:56:52 +01:00
Nikolaj Bjorner
e0215400e2 add empty/full regular languages, escape sequence fixes, check cancellation inside simplifier 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 20:13:17 +01:00
Nikolaj Bjorner
57e1d4dc1f model generation with strings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 10:39:38 +01:00
Nikolaj Bjorner
9909c056f0 add range / loop handling for re. Fix regression reading mixed numerals reported by Trentin 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-13 00:49:31 -08:00
Nikolaj Bjorner
22fbed18cc fix regressions exposed by build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 11:18:52 -08:00
Nikolaj Bjorner
db746e0c2f fix more unused variable warning messages 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 09:52:16 -08:00
Nikolaj Bjorner
db71563478 fix build compiler warnings on OSX 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-12 09:36:01 -08:00
Nikolaj Bjorner
79a5b133d7 fix debugging code in ast.cpp to take into account that literals may be repeated 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-11 11:04:44 -08:00
Nikolaj Bjorner
0e6aaf0211 Issue #407 build break 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 20:05:49 -08:00
Nikolaj Bjorner
ad778f87c7 change data-structures to concanetation decomposition normal form 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-07 16:03:37 -08:00
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
da63ac809e Merge branch 'master' of https://github.com/Z3Prover/z3 2016-01-05 10:16:12 -08:00
Nikolaj Bjorner
fafdbfaf0e reset out_bits when blasting multiplication of bit-vectors 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-05 10:16:02 -08:00
Christoph M. Wintersteiger
8b8dc95986 Merge pull request #398 from wintersteiger/jan4 
Improvements for the FPA API.
 2016-01-05 18:08:05 +00:00